WO2015158124A1 - 一种频谱管理的方法、设备、系统及计算机存储介质 - Google Patents

一种频谱管理的方法、设备、系统及计算机存储介质 Download PDF

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Publication number
WO2015158124A1
WO2015158124A1 PCT/CN2014/089210 CN2014089210W WO2015158124A1 WO 2015158124 A1 WO2015158124 A1 WO 2015158124A1 CN 2014089210 W CN2014089210 W CN 2014089210W WO 2015158124 A1 WO2015158124 A1 WO 2015158124A1
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Prior art keywords
communication
cluster
spectrum
site
node
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English (en)
French (fr)
Inventor
刘星
李岩
王斌
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ZTE Corp
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ZTE Corp
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Priority to EP14889579.0A priority Critical patent/EP3133854A4/en
Priority to US15/304,584 priority patent/US20170041801A1/en
Publication of WO2015158124A1 publication Critical patent/WO2015158124A1/zh
Anticipated expiration legal-status Critical
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/02Resource partitioning among network components, e.g. reuse partitioning
    • H04W16/10Dynamic resource partitioning
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14Spectrum sharing arrangements between different networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference

Definitions

  • the present invention relates to the field of wireless communication technologies, and in particular, to a spectrum management method, device, system, and computer storage medium.
  • the methods proposed by the industry for dynamically allocating frequency band resources mainly include: scheme 1: a scheme for sharing dynamic allocation spectrum between multiple radio access technologies (RATs), and scheme 2: secondary systems are waiting for the main system to be idle.
  • RATs radio access technologies
  • LSA Licensed Shared Access
  • each RAT device needs to meet the mutual coexistence of the global mobile communication system (GSM, Global System for Mobile communication) spectrum resources of the International Mobile Telecom (IMT);
  • GSM Global System for Mobile communication
  • IMT International Mobile Telecom
  • the LSA controller (LSA) Controller) allocates LSA spectrum resources to LSA authorized shares. After accessing the area where the system is located, the devices that the LSA authorizes the shared access system also need to meet each other's coexistence on the LSA spectrum resources. It can be seen that the coexistence of devices on the relevant spectrum is a key technology that must be considered in system implementation.
  • two coexistence management methods are proposed for the coexistence of user equipments, including: centralized spectrum management mode and distributed negotiation mode; in the centralized management mode, centralized management nodes are required to uniformly manage all user equipments.
  • Coexistence the implementation of this management method requires very high processing power of centralized management nodes; in the distributed negotiation mode, each user equipment implements coordinated application of spectrum resources through signaling interaction with each other. The time required for the final judgment result is long, the affected area is uncontrollable, and the system stability is poor.
  • the embodiments of the present invention are directed to a method, a device, a system, and a computer storage medium for spectrum management, which can solve the problem of mutual coexistence between devices in a system during dynamic allocation of spectrum resources, and avoid mutual interference between devices. .
  • an embodiment of the present invention provides a method for spectrum management, including:
  • the configuration node performs clustering for the communication site according to the division rule
  • the configuration node transmits the initial spectral parameters and clustering results, the initial spectral parameters and clustering results being used by the communication station to determine its own final spectral parameters.
  • the configuring node configures corresponding initial spectrum parameters for the communication station, including:
  • the configuration node configures the communication site to meet the coexistence condition according to device parameters of the communication site and device parameters and spectrum usage information of communication sites in other communication site clusters. Initial spectral parameters.
  • the configuring node configures corresponding initial spectrum parameters for the communication station, including:
  • the configuration node sends an available spectrum resource request to the spectrum management node, where the available spectrum request is used by the spectrum management node to determine an available spectrum for the communication station and restriction information of the available spectrum;
  • the configuration node receives the available spectrum determined by the spectrum management node and restriction information of the available spectrum
  • the configuration node Configuring, by the configuration node, the initial spectrum parameter that meets the coexistence condition for the communication station according to the available spectrum and the limited information of the available spectrum, device parameters of the communication site in the communication station cluster, and spectrum usage information; or And the configuration node obtains a new available spectrum and a restriction information of the new available spectrum in a range of the available spectrum by negotiating according to the available spectrum and other configuration nodes adjacent to the same, and then according to the new available The spectrum and the restricted information of the new available spectrum, the device parameters of the communication sites within the clusters of the other communication stations, and the spectrum usage information configure the communication station with initial spectral parameters that satisfy the coexistence conditions.
  • the method further includes:
  • the configuration node receives a configuration feedback message
  • the spectrum management node provides a basis for subsequent determination of available spectrum.
  • the coexistence condition includes: communication sites of different communication site clusters do not interfere with each other, or interference between communication sites of different communication site clusters is within a set range.
  • the clustering result includes at least one of the following information: the pass The identifier of the cluster where the information site is located, the cluster head node identifier of the cluster in which the communication site is located, the identifier of other communication stations in the cluster where the communication site is located, the location of other communication sites in the cluster where the communication site is located, and the cluster in which the communication site is located Other communication site device types, inter-cluster communication site coexistence management mode of the cluster in which the communication site is located, and frequency range allowed by the intra-cluster communication site where the communication site is located; wherein the intra-cluster communication of the cluster in which the communication site is located
  • the inter-site coexistence management mode includes one of a distributed negotiation mode between communication sites in the cluster where the communication site is located and a centralized management mode of cluster head nodes of the cluster where the communication site is located.
  • an embodiment of the present invention provides a method for spectrum management, including:
  • the communication station sends its own device parameters to the configuration node, where the device parameters are used by the configuration node to cluster the communication station and configure initial spectrum parameters corresponding to the communication station;
  • the communication station determines its own final spectral parameters based on the initial spectral parameters and the clustering results.
  • the clustering result includes at least one of the following information: an identifier of a cluster in which the communication site is located, a cluster head node identifier of a cluster in which the communication site is located, and other clusters in the cluster where the communication site is located a communication station identifier, a location of another communication station in the cluster where the communication site is located, a type of other communication site device in the cluster where the communication site is located, a coexistence management mode between intra-cluster communication sites of the cluster where the communication site is located, and a location of the communication site a frequency range allowed by the intra-cluster communication station; wherein the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site is located includes: a distributed negotiation mode between the communication sites in the cluster where the communication site is located, and where the communication site is located One of the cluster head node centralized management methods.
  • the communication station determines its final spectral parameters according to the initial spectral parameters and the clustering result, including:
  • the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site is located is a distributed negotiation mode between the communication sites in the cluster where the communication site is located, the communication station according to the initial spectrum parameter and the clustering result The other communication sites of the cluster negotiate to obtain their final spectral parameters.
  • the communication station determines its final spectral parameters according to the initial spectral parameters and the clustering result, including:
  • the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site is located is a centralized management mode of the cluster head node of the cluster in which the communication site is located, the communication station according to the clustering result to the cluster of the cluster in which the cluster is located Transmitting, by the header, the initial spectrum parameter, where the cluster head determines, according to the initial spectrum parameter, a corresponding final spectrum parameter for the communication station;
  • the communication station receives the final spectral parameter transmitted by the cluster head.
  • the method further includes:
  • the communication station sends a configuration feedback message to the configuration node.
  • an embodiment of the present invention provides a configuration node, where the configuration node includes: a clustering unit, a configuration unit, and a sending unit, where
  • the clustering unit is configured to perform clustering on the communication site according to a division rule
  • the configuration unit is configured to configure, for the communication station, a corresponding initial spectrum parameter, where the initial spectrum parameter satisfies a coexistence condition between the communication station and a communication station in another communication station cluster;
  • the sending unit is configured to send the initial spectrum parameter and a clustering result, where the initial spectrum parameter and the clustering result are used by the communication station to determine its final spectrum parameter.
  • the configuration unit is configured to configure the communication station to meet the coexistence condition according to device parameters of the communication station and device parameters and spectrum usage information of communication sites in other communication site clusters. Initial spectral parameters.
  • the configuration unit includes: a sending module, a receiving module, and a configuration module, where
  • the sending module is configured to send an available spectrum resource request to the spectrum management node, where the available spectrum request is used by the spectrum management node to determine an available spectrum and a limit of the available spectrum for the at least one communication station intra-cluster communication station information;
  • the receiving module is configured to receive an available spectrum determined by the spectrum management node and restriction information of the available spectrum
  • the configuration module is configured to configure, for the communication station, an initial spectrum parameter that satisfies the coexistence condition according to the available spectrum and the limited information of the available spectrum, device parameters of other communication station intra-cluster communication stations, and spectrum usage information. ;
  • the new available spectrum and the restriction information of the new available spectrum are obtained in the range of the available spectrum, and then according to the new available spectrum and The new available spectrum restriction information, device parameters of the communication sites within the other communication site clusters, and spectrum usage information configure the communication station with initial spectral parameters that satisfy the coexistence condition.
  • the receiving unit is further configured to receive a configuration feedback message
  • the sending unit is further configured to send the configuration feedback message to the spectrum management node, where the configuration feedback message includes a final spectrum parameter of the communication station, where the configuration node is configured to initially configure other communication stations.
  • the spectral parameters and the spectrum management node provide a basis for subsequent determination of the available spectrum.
  • the coexistence condition includes: communication sites of different communication site clusters do not interfere with each other, or interference between communication sites of different communication site clusters is within a set range.
  • the clustering result includes at least one of the following information: an identifier of a cluster in which the communication site is located, a cluster head node identifier of a cluster in which the communication site is located, and other clusters in the cluster where the communication site is located.
  • the communication station identifier the location of other communication sites in the cluster where the communication site is located, The communication device type of the other communication station in the cluster where the communication site is located, the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site is located, and the frequency range allowed by the intra-cluster communication site where the communication site is located; wherein the communication The intra-cluster communication site coexistence management mode of the cluster in which the site is located includes one of a distributed negotiation mode between the communication sites in the cluster where the communication site is located and a centralized management mode of the cluster head node of the cluster in which the communication site is located.
  • an embodiment of the present invention provides a communication station, where the communication station includes: a sending unit, a receiving unit, and a determining unit, where
  • the sending unit is configured to send its own device parameter to the configuration node, where the device parameter is used by the configuration node to cluster the communication station and configure an initial spectrum parameter corresponding to the communication station;
  • the receiving unit is configured to receive the initial spectrum parameter and the clustering result sent by the configuration node;
  • the determining unit is configured to determine its final spectral parameter according to the initial spectral parameter and the clustering result.
  • the clustering result includes at least one of the following information: an identifier of a cluster in which the communication site is located, a cluster head node identifier of a cluster in which the communication site is located, and other clusters in the cluster where the communication site is located a communication station identifier, a location of another communication station in the cluster where the communication site is located, a type of other communication site device in the cluster where the communication site is located, a coexistence management mode between intra-cluster communication sites of the cluster where the communication site is located, and a location of the communication site a frequency range allowed by the intra-cluster communication station; wherein the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site is located includes: a distributed negotiation mode between the communication sites in the cluster where the communication site is located, and where the communication site is located One of the cluster head node centralized management methods.
  • the determining unit is configured to: when the inter-cluster communication site coexistence management mode of the cluster in which the communication site is located is a distributed negotiation mode between communication sites in the cluster where the communication site is located, according to the Initial spectrum parameters and clustering results with other communication sites in the same cluster Negotiate to get its final spectral parameters.
  • the determining unit is configured to: when the coexistence management mode of the intra-cluster communication site of the cluster where the communication site is located is a centralized management mode of the cluster head node of the cluster where the communication site is located, according to the The clustering result is sent to the cluster head node of the cluster in which the cluster head node is located, and the cluster head node is used to determine a corresponding final spectrum parameter for the communication station according to the initial spectrum parameter;
  • the receiving unit is further configured to receive the final spectrum parameter sent by the cluster head node.
  • the sending unit is further configured to send a configuration feedback message to the configuration node.
  • an embodiment of the present invention provides a system for spectrum management, where the system includes a configuration node and a communication site, where
  • the configuration node is configured to cluster the communication site according to the division rule; and configure a corresponding initial spectrum parameter for the communication site, where the initial spectrum parameter satisfies the communication site in the communication station and other communication site clusters Coexistence conditions; and transmitting the initial spectral parameters and clustering results;
  • the communication station is configured to send its own device parameters to the configuration node, the device parameters are used by the configuration node to cluster the communication station and configure initial spectrum parameters corresponding to the communication station; and receive the Configuring the initial spectral parameters and clustering results sent by the node; and determining its final spectral parameters according to the initial spectral parameters and the clustering result.
  • the embodiment of the present invention further provides a computer storage medium, where the computer storage medium stores computer executable instructions, and the computer executable instructions are used to perform spectrum management applied in a configuration node according to an embodiment of the present invention.
  • the embodiment of the present invention further provides a computer storage medium, where the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the embodiment of the present invention.
  • Embodiments of the present invention provide a spectrum management method, device, system, and computer storage medium.
  • the configuration node performs clustering on a communication site, and configures initial spectrum parameters for the clustered communication site, so that the communication site can be configured according to
  • the clustering result and the initial spectrum parameter determine the final spectrum parameter for itself, solve the problem of mutual coexistence between devices in the system, and avoid mutual interference between devices.
  • FIG. 1 is a schematic diagram of a first application scenario according to an embodiment of the present disclosure
  • FIG. 2 is a schematic diagram of a second application scenario according to an embodiment of the present disclosure
  • FIG. 3 is a schematic diagram of a third application scenario according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic diagram of a method for spectrum management according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a method for configuring a node to configure an initial spectrum parameter corresponding to a communication station according to an embodiment of the present disclosure
  • FIG. 6 is a schematic diagram of another method for spectrum management according to an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of a method for a communication station to determine its final spectrum parameter according to an initial spectrum parameter and a clustering result according to a negotiation manner according to an embodiment of the present invention
  • FIG. 8 is a schematic flowchart diagram of a detailed embodiment of a method for spectrum management according to an embodiment of the present disclosure
  • FIG. 9 is a schematic flowchart diagram of a second embodiment of a method for spectrum management according to an embodiment of the present disclosure.
  • FIG. 10A is a schematic diagram of a specific process for configuring initial spectrum parameters according to an embodiment of the present disclosure
  • FIG. 10B is a schematic diagram of another specific process for configuring initial spectrum parameters according to an embodiment of the present disclosure.
  • FIG. 11 is a flowchart of a detailed embodiment of a third spectrum management method according to an embodiment of the present invention. schematic diagram
  • FIG. 12 is a schematic flowchart diagram of a fourth embodiment of a method for spectrum management according to an embodiment of the present disclosure.
  • FIG. 13 is a schematic diagram of LSA spectrum information of a region where a communication station BS1 is located according to an embodiment of the present invention
  • FIG. 14 is a schematic structural diagram of a configuration node according to an embodiment of the present invention.
  • FIG. 14B is a schematic structural diagram of another configuration node according to an embodiment of the present disclosure.
  • FIG. 15 is a schematic structural diagram of hardware of a configuration node according to an embodiment of the present disclosure.
  • FIG. 16 is a schematic structural diagram of a communication station according to an embodiment of the present invention.
  • FIG. 17 is a schematic structural diagram of hardware of a communication station according to an embodiment of the present invention.
  • FIG. 18 is a schematic structural diagram of a system for spectrum management according to an embodiment of the present disclosure.
  • FIG. 19 is a schematic structural diagram of another system for spectrum management according to an embodiment of the present disclosure.
  • FIG. 20 is a schematic structural diagram of still another system for spectrum management according to an embodiment of the present invention.
  • a communication node that needs to dynamically allocate spectrum resources is grouped and initially configured by a configuration node, so that a communication station that needs to dynamically allocate spectrum resources is further fined according to its own grouping and initial configuration.
  • the configuration of the spectrum resources, and finally the spectrum parameters solves the problem of coexistence between communication sites and avoids interference between communication sites.
  • the technical solution of the embodiment of the present invention can be applied to a scenario in which a plurality of communication sites dynamically allocate spectrum resources.
  • three technical scenarios are listed in the embodiment of the present invention for clearly illustrating the present invention.
  • the technical solutions of the embodiments of the present invention are not applicable to the three technical scenarios.
  • the three technical scenarios are:
  • FIG. 1 is a schematic diagram of a first application scenario provided by an embodiment of the present invention; as shown in FIG. 1 , a schematic diagram of a system structure for sharing a dynamically allocated spectrum between multiple RATs, and in FIG. 1 , different communication sites (BSs) 12 corresponds to different wireless access modes, and the relationship between the respective BSs 12 is an equal relationship, and the communication station (BS) 12 in FIG. 1 may specifically be a base station or an access point under various wireless mobile communication network systems. It can also be a Wireless Local Area Network (WLAN), Wireless Regional Area Network (WRAN), Worldwide Interoperability for Microwave Access (WiMax), and other Institutes of Electrical and Electronics Engineers (IEEE). Institute of Electrical and Electronics Engineers) Access points under the 802 system.
  • the specific implementation of the configuration node 11 may be the network management device newly set up in FIG. 1 or the function expansion of the existing device in FIG. 1. In the embodiment of the present invention, the configuration node 11 may It is a Multi-Rat Coordinator (MRC).
  • FIG. 2 is a schematic diagram of a second application scenario provided by an embodiment of the present invention.
  • FIG. 2 a schematic diagram of a system structure for a secondary system to borrow an idle spectrum of a primary system, and a broadcast television system as an example, due to a broadcast television system
  • the overall utilization of spectrum resources is low. Therefore, the broadcast television system can be used as the main system, and other non-broadcast television systems can be used as the secondary system.
  • the stations of these secondary systems can wait for the opportunity without causing harmful interference to the main system. It occupies spectrum resources that are not used by the broadcast television system in space and time.
  • FIG. 2 a schematic diagram of a system structure for a secondary system to borrow an idle spectrum of a primary system, and a broadcast television system as an example, due to a broadcast television system
  • the overall utilization of spectrum resources is low. Therefore, the broadcast television system can be used as the main system, and other non-broadcast television systems can be used as the secondary system.
  • the stations of these secondary systems can wait for
  • the communication station (BS) 21 is a station that is waiting for the secondary system of the broadcast television system, and may be a base station or an access point under various wireless cellular network systems, or may be a WLAN, a WRAN, or a WiMax.
  • the protection node 23 is configured to be responsible for protecting the primary system, providing the primary system spectrum usage for the communication station (BS) 22 or the configuration node, and avoiding interference of the primary system by the secondary system.
  • the main system protection node may specifically be a group location database (GLDB, Group Location DataBase) of the main system.
  • FIG. 3 is a schematic diagram of a third application scenario provided by an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a system structure of LSA spectrum resource sharing.
  • the LSA mechanism may include an LSA authorization system and an LSA.
  • Authorized shared access system in which the LSA authorization system shares the same spectrum resource with the LSA authorized shared access system.
  • the spectrum resources shared by the LSA authorization system and the LSA authorized shared access system are LSA spectrum resources.
  • the LSA authorization system is the actual authorized user of the LSA spectrum resource. It can be understood as the actual owner of the LSA spectrum resource.
  • the LSA authorized shared access system is authorized by the regulatory authority. It can be understood as sharing the LSA spectrum resource with the LSA authorization system. user.
  • FIG. 1 is a schematic diagram of a third application scenario provided by an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a system structure of LSA spectrum resource sharing.
  • the LSA mechanism may include an LSA authorization system and an LSA.
  • the communication station (BS) 31 may be a communication station of the LSA authorized shared access system, and may specifically be a base station or an access point under various wireless mobile communication network systems, or may be a WLAN, a WRAN, a WiMax, or the like.
  • the access point in the IEEE 802 system; and the configuration node 32 may be a functional entity composed of at least one specific BS in each BS 31; in addition, an LSA Controller 33 is required to provide the configuration node with the area
  • the LSA authorizes the system to use the LSA spectrum resources and the protection requirements of the LSA authorization system.
  • the primary system protection node 23 and the LSA controller 33 are respectively responsible for the primary system and the LSA authorization system in their respective scenarios, and are responsible for the jurisdiction of the primary system and the LSA authorization system.
  • the communication station BS or the configuration node provides the use of the spectrum resources of the primary system or the LSA authorized system, and the idle or shared spectrum at the location of the communication station BS, and the restriction information on each idle or shared spectrum;
  • the limitation of the spectrum may be selected by limiting the power or phase or the transmission frequency of the transmitted signal. This embodiment does not specifically limit this.
  • the primary system protection node 23 and the LSA controller 33 are respectively used as management devices for spectrum resources in the primary system and the LSA authorization system.
  • the primary system protection node and the LSA controller are collectively referred to as a spectrum management node unless otherwise specified.
  • FIG. 4 is a schematic diagram of a method for spectrum management according to an embodiment of the present invention. The method is applied to a configuration node, where the method includes:
  • Step S401 The configuration node performs clustering for the communication site according to the division rule.
  • the dividing rule by which the configuration node performs clustering may be based on device parameters of the communication station, such as: geographic location of the communication station, supported frequency range, supported bandwidth, wireless access technology, operator, and The load level and the like; the partitioning rule by which the configuration node performs clustering may also be the running state of the configuration node itself, such as the load statistics rule of the configuration node, the user requirement, the current configurable spectrum resource quantity, and the inter-site interference relationship. It can be understood that the dividing rule may be stored in the configuration node by the operator when the configuration node is set in advance in the process of establishing the network, so that the configuration node can be subsequently read and used. The embodiment of the present invention does not specifically limit this.
  • the device parameters of the communication site may be used as the partitioning rule for the configuration node to perform clustering for the communication site, or may be configured as the initial spectrum parameter corresponding to the configuration node in the subsequent step S402.
  • the basis may be implemented by the configuration node receiving the device parameters sent by the communication station before step S401.
  • the division rule is generally based on the geographic location of the communication site or the operator; in particular, in the embodiment of the present invention, the geographical location information of the communication site is used as the setting division unless otherwise specified.
  • the basis of the rules is to explain the technical solution, but it is limited by this.
  • the configuration node will be located after the clustering of the communication site.
  • the communication station sends the clustering feedback information, and the clustering feedback information, as a clustering result of the configuration node to the communication station, may include at least one of the following information: an identifier of the cluster where the communication station is located, where the communication station is located.
  • the intra-cluster communication site negotiation mode the frequency range allowed by the intra-cluster communication site where the communication site is located; wherein the communication coexistence management mode of the intra-cluster communication site of the cluster in which the communication site is located includes: a cluster in which the communication site is located One of the distributed negotiation mode between the internal communication sites and the centralized management mode of the cluster head nodes of the cluster in which the communication site is
  • the configuration node finishes the communication site.
  • clustering feedback information is also sent to other communication sites that are clustered with the communication site, and the clustering feedback information may include: an identifier of the communication site, and the identifier of the communication site is used for the same cluster
  • the other communication sites update their own cluster information; the specific negotiation mode has been set in the process of establishing the entire network, which is not limited by the embodiment of the present invention.
  • Step S402 The configuration node configures a corresponding initial spectrum parameter for the communication station.
  • the initial spectrum parameter satisfies a coexistence condition between the communication station and a communication station in another communication site cluster; and the coexistence condition may include: communication stations of different communication site clusters do not interfere with each other, or different communication
  • the interference between the communication sites of the site cluster is within a set range; it should be noted that the set coexistence condition may be selected by the configuration node according to the device parameters of the communication site, for example, when the communication sites are between
  • the coexistence condition is that the communication stations of different communication station clusters do not interfere with each other; when the frequency band interval between communication stations cannot be single through frequency diversity to avoid interference , the coexistence condition set is a communication station of a cluster of different communication sites The interference between points is in the range of one setting.
  • the coexistence condition may also be stored in the configuration node by the operator when the configuration node is set in advance in the process of establishing the network, so that the configuration node can be directly used afterwards.
  • This embodiment of the present invention does not specifically limit this.
  • the configuration node in the system for sharing the dynamically allocated spectrum shown in FIG. 1, the specific manner in which the configuration node implements step S402 may be: the configuration node may be based on device parameters of the communication site, and other The device parameter and the spectrum usage information of the communication station in the intra-cluster communication station configure the communication station with an initial spectrum parameter that satisfies the coexistence condition; it should be noted that, in the system shown in FIG. 1, the process of configuring the initial spectrum parameter is performed. The implementation can be performed simultaneously in the implementation of step S401 without requiring significant time differentiation.
  • the clustering division rule may be a load level of each communication station and a currently configurable spectrum resource, as shown in FIG.
  • the currently configurable spectrum resources of the communication stations BS1 to BS6 are set to 2320-2370 MHz and 2300-2320 MHz. Therefore, BS1, BS2, and BS3 can be set as the first cluster, and the intra-cluster communication station can be set.
  • the configurable spectrum range of BS1, BS2, and BS3 is configured to be 2320-2370 MHz; and BS4, BS5, and BS6 are set as the second cluster, and the configurable spectrum range of the intra-cluster communication stations BS4, BS5, and BS6 is configured as 2300- 2320 MHz, thereby implementing a process of configuring an initial spectral parameter satisfying the set coexistence condition for the at least one communication site cluster in a clustering process, and no frequency occurs between the configurable spectral ranges of the two clusters
  • the interference thus satisfies the condition that the communication sites of different communication site clusters do not interfere with each other in the set coexistence condition.
  • the specific manner in which the configuration node implements step S402 is as shown in FIG. 5 .
  • it may include:
  • Step S4021 The configuration node sends an available spectrum resource request to the spectrum management node.
  • the available spectrum request is used by the spectrum management node to determine, for the communication station, the available spectrum and the limited information of the available spectrum.
  • the configuration node may further receive the spectrum access request sent by the communication station, where the spectrum access request may also include the device parameter of the communication station,
  • the device parameter of the communication site may be at least one of the following parameters: location information, device type information, device identifier, wireless access technology information of the device, and the like.
  • the configuration node After receiving the spectrum access request, the configuration node sends an available spectrum resource request to the spectrum management node, where the available spectrum resource request may include location information and device type information of the communication station.
  • the spectrum management node may be a GLDB as a primary system protection node; then the GLDB receives the available spectrum resource request sent by the configuration node, according to the The location information of the communication site is used to find the spectrum usage of the primary system at the location of the communication site, and the available spectrum is determined according to the device type information of the communication site, and the communication site is used on each spectrum information according to the primary system protection criterion.
  • the limitation of the available spectrum of the communication station in the embodiment may be limited to the transmit power of the available spectrum of the communication station; the specific implementation process is a person skilled in the art. The conventional technical means will not be described here.
  • the spectrum management node may be an LSA controller; after receiving the available spectrum resource request sent by the configuration node, the LSA controller may The location information of the communication site is used to search for the LSA spectrum usage and the protection requirements of the LSA authorization system in the area where the communication site is located, and to generate the LSA spectrum and the restriction information of the LSA spectrum in combination with the device type information;
  • the implementation process is a conventional technical means of those skilled in the art, and details are not described herein again.
  • Step S4022 The configuration node receives the available spectrum determined by the spectrum management node and the restriction information of the available spectrum.
  • Step S4023 The configuration node configures the communication station with an initial spectrum parameter that satisfies the coexistence condition according to the available spectrum and the limited information of the available spectrum, device parameters of the communication site in the communication station cluster, and spectrum usage information. Or the configuration node obtains a new available spectrum and a restriction information of the new available spectrum in a range of the available spectrum by negotiating according to the available spectrum and other configuration nodes adjacent to the same, according to the The new available spectrum and the new available spectrum of restriction information, device parameters of the communication sites within the other communication site clusters, and spectrum usage information configure the communication station with initial spectral parameters that satisfy the coexistence conditions.
  • the number of the configuration nodes when the number of the configuration nodes is one, the number of communication site clusters that can be obtained by the configuration node after clustering is more than one. In this case, the configuration node needs to be available. And configuring, according to the spectrum and the limitation information of the available spectrum, the initial spectrum parameter that meets the set coexistence condition for the at least one communication station intra-cluster communication station in combination with the device parameter of the communication station and the interference condition between the different communication station clusters
  • the device parameter of the communication station is preferably frequency band range information and supported bandwidth information supported by the communication station.
  • the coexistence condition may be that communication sites of different communication site clusters do not interfere with each other, or interference between communication sites of different communication site clusters is within a set range.
  • the coexistence conditions for the communication stations that meet the different communication site clusters do not interfere with each other.
  • the foregoing embodiments have been described in the foregoing embodiments, and are not described herein again.
  • the interference between the communication sites of different communication site clusters is within a set range.
  • This embodiment can be implemented by controlling the transmission power of the communication stations of different communication site clusters in the middle frequency and bandwidth of the available spectrum, so that the communication stations of different communication site clusters can be distinguished by the transmission power under the same frequency and bandwidth conditions.
  • the embodiment of the present invention does not specifically limit the interference of the communication stations of other clusters.
  • the configuration And the node obtains a new available spectrum and a restriction information of the new available spectrum in a range of the available spectrum by negotiating, according to the available spectrum and the limitation information of the available spectrum, with other configuration nodes adjacent to the same.
  • Step S403 The configuration node sends the initial spectrum parameter and the clustering result.
  • the configuration node may send the initial spectrum parameter and the clustering result to the communication station after obtaining the initial spectrum parameter and the clustering result, so that the communication station according to the clustering result and the initial spectrum
  • the parameter determines the corresponding final spectral parameter for itself.
  • the clustering result may be separately sent after the configuration node implementation step S401 as described above, or may be sent together with the initial spectrum parameter after the configuration node implements step S402. This embodiment of the present invention does not specifically limit this.
  • Embodiments of the present invention provide a spectrum management method, which configures a node to cluster a communication site, and configures an initial spectrum parameter for the clustered communication site, so that the communication site can be based on the clustering result and the initial spectrum parameter. Determine the final spectrum parameters by itself, solve the problem of mutual coexistence between devices in the system, and avoid mutual interference between devices.
  • the embodiment of the present invention further provides a computer storage medium, where the computer storage medium stores computer executable instructions, and the computer executable instructions are used to perform spectrum management applied in a configuration node according to an embodiment of the present invention.
  • another method for spectrum management according to an embodiment of the present invention which is applied to a communication station, may include:
  • Step S601 The communication station sends its own device parameters to the configuration node.
  • the device parameter is used by the configuration node to cluster the communication site and
  • the initial spectrum parameter corresponding to the communication site is configured.
  • the process of performing the clustering and the configuration of the initial spectrum parameter is specifically described in the foregoing embodiment, and details are not described herein.
  • the communication station may encapsulate the device parameter in the registration request during the registration process with the configuration node, or send the device parameter in the spectrum access request sent to the configuration node.
  • the comparison of the embodiments of the present invention is not specifically limited.
  • Step S602 The communication station receives the initial spectrum parameter and the clustering result sent by the configuration node.
  • the clustering operation of the configuration node may be implemented in the foregoing registration process; correspondingly, the clustering result may be encapsulated in the configuration node as a response message to the registration request; or the initial spectrum may be acquired.
  • the parameter is implemented according to the spectrum access request.
  • the clustering result can be sent together with the initial spectrum parameter, which is not specifically limited in this embodiment.
  • the clustering result may include at least one of the following information: an identifier of a cluster where the communication site is located, a cluster head node identifier of a cluster where the communication station is located, and another communication station identifier in a cluster where the communication site is located.
  • Step S603 The communication station determines its final spectrum parameter according to the initial spectrum parameter and the clustering result.
  • the intra-cluster negotiation mode of the cluster in which the communication station is located in the clustering result may include a distributed negotiation mode between communication sites in the cluster where the communication site is located and a cluster head node centralized mode of the cluster in which the communication site is located Management method, and the specific negotiation method is established in the entire network.
  • the setting has been completed in the process, which is not limited by the embodiment of the present invention.
  • step S603 when the coexistence management mode of the intra-cluster communication site of the cluster in which the communication site is located is a distributed negotiation mode between the communication sites in the cluster where the communication site is located, the specific implementation of step S603 may be: the communication site is based on The initial spectral parameters and clustering results are negotiated with other communication sites in the same cluster to obtain their final spectral parameters.
  • FIG. 7 is a communication site according to an embodiment of the present invention.
  • a schematic diagram of the method for determining the final spectrum parameter of the initial spectrum parameter and the clustering result according to the negotiation manner; as shown in FIG. 7, the specific implementation of the step S603 may include:
  • Step S6031 The communication station sends the initial spectrum parameter to the cluster head node of the cluster in which it is located according to the clustering result.
  • the cluster head node information of the cluster where the communication site is located may be encapsulated in a clustering result sent by the configuration node to the communication station. It can be understood that the cluster head node as a cluster head node of the same cluster may be configured. The node is set in the process of clustering the communication site; the configuration node may also select a communication station with the highest signal transceiving capability, information processing capability, and anti-interference capability as the cluster head of the cluster in the communication station of the same cluster. .
  • the step S6031 is performed for the cluster head node to determine a corresponding final spectrum parameter for the communication station according to the initial spectrum parameter; and determining the final spectrum parameter is also implemented according to the coexistence condition being satisfied between the communication sites in the cluster.
  • the coexistence condition may be that the communication sites of the same cluster do not interfere with each other, or the interference between the communication sites of the same cluster is within a set range.
  • the final spectral parameters of the communication stations of the same cluster can be divided into mutually exclusive frequency ranges.
  • the respective final spectral parameters of the communication stations of the same cluster can be realized by setting the transmission power under the frequency and the bandwidth, thereby making the same cluster
  • the communication stations can be distinguished by the transmit power under the same frequency and bandwidth conditions, so as not to cause interference to other communication sites in the cluster.
  • Step S6032 The communication station receives the final spectrum parameter sent by the cluster head node.
  • the communication station uses the spectrum resource according to the final spectrum parameter.
  • the communication station may further send a configuration feedback message to the configuration node, where the configuration feedback message includes a final spectrum parameter corresponding to the communication station, so that the configuration node is a subsequent other communication station. Provide the basis for configuring the initial spectrum parameters.
  • the communication station may further send a configuration feedback message to the cluster head node of the same cluster, so that the cluster head node is a subsequent other communication site. Provide the basis for configuring the final spectrum parameters.
  • the communication station determines the final spectrum parameter according to the initial spectrum parameter acquired from the configuration node, and solves the problem of mutual coexistence between devices in the system, thereby avoiding the problem between devices.
  • Mutual interference Another method for spectrum management provided by the embodiment of the present invention, the communication station determines the final spectrum parameter according to the initial spectrum parameter acquired from the configuration node, and solves the problem of mutual coexistence between devices in the system, thereby avoiding the problem between devices. Mutual interference.
  • the embodiment of the present invention further provides a computer storage medium, where the computer storage medium stores computer executable instructions, and the computer executable instructions are used to perform spectrum management applied in a communication station according to an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of a first embodiment of a method for spectrum management according to an embodiment of the present disclosure.
  • the embodiment is applied to the scenario shown in FIG. 1.
  • the configuration node may be an MRC.
  • the communication site may include BS1 to BS6 in FIG. 1.
  • BS1 is taken as an example for description. It can be understood that the technical solution of this embodiment can also be applied to a communication site.
  • the flow of this embodiment is as follows:
  • Step S801 BS1 reports its own device parameters to the MRC.
  • the device parameter is used by the MRC to perform clustering for the BS1.
  • the device parameter of the BS1 may include at least one of the following parameters: location information of the BS1, device type information, wireless access technology information of the device, Carrier information, supported frequency range information, supported bandwidth information, and supported service information.
  • Step S802 The MRC performs clustering for BS1.
  • the MRC combines the load level of the communication site with the configurable spectrum resource in the current spectrum environment, for example, 2320-2370 MHz and 2300-2320 MHz are clustered for BS1; the clustering result in this embodiment is: BS1, BS2, and BS3 are clusters A; BS4, BS5, and BS6 are clusters B, and the configurable spectrum range of communication stations in each cluster is simultaneously planned to be: configurable spectrum range of communication stations BS1, BS2, and BS3 in cluster A
  • the configurable spectrum range of the communication stations BS4, BS5, and BS6 in the cluster B is 2300-2320 MHz.
  • Such a division process not only realizes the clustering of the communication stations, but also realizes the initial spectrum parameters corresponding to the communication station configuration in the communication site cluster, and ensures that the communication sites of different clusters are mutually exclusive in frequency. Therefore, it is possible to avoid interference between communication sites of different clusters.
  • the clustering basis of the configuration node in step S802 may also be other device parameters of each BS, such as location information of each BS, supported frequency band range, supported bandwidth, wireless access technology, and operator. It may also be an operating state of the configuration node itself, such as a load statistics rule of the configuration node, a user requirement, a current configurable spectrum resource quantity, and an inter-site interference relationship; and then the initial spectrum resource is configured by inter-cluster frequency division.
  • Step S803 The MRC sends the clustering information to the BS1.
  • the clustering information of step S803 includes not only clustering results, such as cluster identifiers and identifiers of other communication sites in the same cluster, but also initial spectrum parameters, such as The configurable spectrum range of clusters.
  • the clustering information of the BS1 may include:
  • Cluster identifier of the cluster where BS1 is located A;
  • Coexistence management mode between intra-cluster communication sites of clusters in which BS1 is located distributed negotiation
  • the spectrum of the cluster in which BS1 is used ranges from 2320 to 2370 MHz.
  • BS1 can determine the final spectrum parameter for itself according to the received clustering information sent by the MRC. It should be noted that, for BS2 to BS6, the MRC may also send clustering information corresponding to the BSs according to the above procedure.
  • Step S804 BS1 determines its own final spectral parameter.
  • the BS1 negotiates with the same cluster of BS2 and BS3 according to the distributed negotiation manner in the clustering information, wherein the BS1, the BS2, and the BS3 may pass each other according to an existing distributed negotiation algorithm, such as game theory.
  • Inter-signaling interaction determining the spectrum resources used by each BS, for example, BS1: 2320-2340MHz; BS2: 2340-2350MHz; BS3: 2350-2370MHz; in addition, the transmission power limit of each BS can also be calculated, specifically, based on each When the positional relationship between the communication stations, the propagation model, and the frequency used to calculate the interference do not interfere with each other, the maximum allowable transmit power is 40 dBm, 35 dBm, and 40 dBm, respectively, and the calculation process of the maximum allowable transmit power is Common technical means in the field will not be described here.
  • the final spectrum parameters of BS1, BS2, and BS3 can be obtained as shown in Table 1.
  • FIG. 9 is a schematic diagram of a second embodiment of a method for spectrum management according to an embodiment of the present invention.
  • the present embodiment is applied to the scenario shown in FIG. 2, in which the communication site BS1 is taken as an example for the embodiment.
  • the technical solution is described.
  • the configuration node may be a spectrum coordinator SC, and the spectrum management node may be a GLDB as a primary system protection node.
  • the negotiation mode between the intra-cluster communication sites is selected as a distributed negotiation mode.
  • the process of this embodiment may include:
  • Step S901 BS1 sends a registration request to the SC.
  • the device parameter of the BS1 is encapsulated in the registration request, and the device parameter of the BS1 may include at least one of the following information: location information of the BS1, device type information, wireless access technology information of the device, and an operator. Information, supported frequency range information, supported bandwidth information, supported business information, etc.
  • Step S902 The SC performs clustering according to the device parameter in the registration request for BS1.
  • the SC may perform the clustering for the BS1 by using the location information of the communication site, and the BS2 that is adjacent to the physical location of the BS1 is divided into the same cluster as the BS1, so that the clustering result can be obtained;
  • the clustering result of the BS1 may include:
  • Cluster ID of the cluster where BS1 is located cluster A;
  • Step S903 The SC sends a registration response to BS1.
  • the SC may encapsulate the clustering result of BS1 in the registration response and return to the BS1.
  • the registration process of the above steps S901 to S903 may also be referred to as an initialization process, or a service subscription process of the BS1;
  • step S903a when the negotiation mode between the intra-cluster communication sites is selected as the distributed negotiation mode, as shown by the dotted arrow in FIG. 9, step S903a may also be included: the SC may be in the same cluster as BS1.
  • the clustering feedback information is sent, and the clustering feedback information includes an identifier of the BS1, and may be used by the BS2 to update its own cluster information.
  • Step S904 BS1 sends a spectrum access request to the SC.
  • the spectrum access request sent by the BS1 may also include the device parameters of the BS1, such as location information, device type information, device identifier, or wireless access technology information of the device.
  • Step S905 The SC sends an available spectrum resource request to the GLDB.
  • the available spectrum resource request may specifically be an idle spectrum resource that requests the GLDB, and the idle spectrum resource may include location information and device type information of the BS1.
  • Step S906 The GLDB searches for the spectrum usage of the primary system where the BS1 is located according to the location information of the BS1, and determines the available spectrum and the restriction information of the available spectrum in combination with the device type information of the BS1.
  • the restriction information of the available spectrum may include at least one of the following: a transmission frequency limitation, a bandwidth limitation, a phase limitation of the transmitted signal, and a maximum transmit power limit allowed, etc., and the maximum allowed transmit power limit is adopted in the preferred embodiment. .
  • the available spectrum of BS1 obtained by GLDB can be as shown in Table 2:
  • Step S907 The GLDB can return the available spectrum and the restriction information of the available spectrum to the SC.
  • the GLDB may encapsulate the available spectrum shown in Table 2 and the restriction information of the available spectrum in the available spectrum resource response to return to the SC, so that the SC configures the initial spectrum parameter for BS1 according to the available spectrum and the limited information of the available spectrum.
  • the SC may also perform S902 after this step. It can be understood that the device parameters of the BS1 are required for clustering and configuring the initial spectrum parameters, and the clustering is matched. The pre-condition of the initial spectrum parameter is set. Therefore, the clustering process of step S902 can be performed after the SC obtains the device parameter of the BS1, and is performed at any time before the initial spectrum parameter is configured for the BS1. The specific moments are not subject to any restrictions.
  • Step S908 The SC configures initial spectrum parameters for BS1.
  • the specific process of configuring the initial spectrum parameters may include two ways:
  • FIG. 10A is a schematic diagram of a specific process for configuring an initial spectrum parameter according to an embodiment of the present invention
  • the specific process of step S908 may include step S9081a: the SC may be based on the available spectrum and the available spectrum.
  • the restriction information, the device parameters and the spectrum usage information of the intra-cluster communication stations of other clusters under the SC itself are configured to configure the initial spectrum parameters satisfying the coexistence condition for the BS1 in the cluster A.
  • the coexistence condition may be that communication sites of different communication site clusters do not interfere with each other, or interference between communication sites of different communication site clusters is within a set range; device parameters of the communication site are preferably supported by the communication site. Band range information and supported bandwidth information.
  • the device parameters and spectrum usage information of the intra-cluster communication sites of other clusters under the jurisdiction of the SC itself may be as shown in Table 3.
  • the SC may calculate the initial spectrum parameters when the BS1 does not interfere with the four devices according to the positional relationship between the available spectrum of the BS1 in Table 2 and the limited information of the available spectrum and the four communication stations in Table 3, and the signal propagation model. As shown in Table 4,
  • L1 F1 530 8 20dBm
  • L1 F2 560 8 0dBm
  • L1 F3 480 8 40dBm
  • L1 F4 710 8 30dBm
  • the meaning of the initial spectrum parameters of BS1 shown in Table 4 is that when BS1 performs parameter configuration according to the requirements of Table 4, it does not cause interference to the intra-cluster communication sites of the primary system and other clusters.
  • FIG. 10B is a schematic diagram of another specific process for configuring an initial spectrum parameter according to an embodiment of the present invention. As shown in FIG. 10B, the specific process of the S908 may include:
  • Step S9081b When there is an SC adjacent to the physical location of the SC, the SC also needs to interact with the neighboring SC to determine the new available spectrum of the BS1 and the restriction information of the new available spectrum.
  • the SC interacts with the neighboring SC according to the available spectrum of the available spectrum of the BS1 and the available spectrum, so as to obtain the new available spectrum of the BS1 and the restriction information of the new available spectrum within the range of the available spectrum, this new
  • the available spectrum and the restriction information of the new available spectrum may satisfy that BS1 does not cause interference to the communication system under the primary system and the neighboring SC, and the specific form of the new available spectrum and the restriction information of the new available spectrum is as follows. 5;
  • Step S9082b C may be based on the new available spectrum shown in Table 5 and the new available
  • the spectrum restriction information and the device parameters and spectrum usage information of the intra-cluster communication stations of other clusters under the SC itself are configured as the initial spectrum parameters satisfying the coexistence condition for the BS1 in the cluster A; The description has been made in the description, and will not be described here.
  • the initial spectrum parameters of BS1 can be obtained as shown in Table 6:
  • the meaning of the initial spectrum parameters of BS1 shown in Table 6 is that when BS1 performs parameter configuration according to the requirements of Table 6, it does not cause interference to the communication system of the primary system, the communication station under the neighboring SC, and the clusters of other clusters.
  • Step S909 The SC sends an initial spectrum parameter to BS1.
  • the initial spectral parameters of BS1 may be encapsulated in the spectrum access response return value BS1.
  • Step S910 BS1 and BS2 negotiate final spectrum parameters.
  • BS1 After receiving the initial spectrum parameters, BS1 negotiates with other communication stations BS2 of the same cluster to determine the final spectrum parameters.
  • the spectrum used by BS2 is f4, the position is L2, and the transmission power is 30 dBm; and when BS1 and BS2 do not interfere with each other, the transmission power allowed by BS1 is 10 dBm. Therefore, the optional final spectrum parameters of BS1 can be as shown in Table 7:
  • BS1 can determine selection f3 as the operating spectrum according to the criterion of maximum allowable transmission power maximization, and the transmission power is determined to be 40 dBm, thereby obtaining the final spectral parameter of BS1.
  • Step S911 BS1 transmits its own final spectrum parameter to the SC.
  • the SC saves the final spectrum parameters of BS1 for inter-cluster coexistence considerations for subsequent application of other communication site resources.
  • the embodiment may further include step S912: the SC sends the final spectrum parameter of the BS1 to the GLDB; when applying for subsequent communication site resources, the GLDB uses the final spectrum parameter of the BS1 as the primary system. Cumulative interference considerations.
  • FIG. 11 is a schematic diagram of a third embodiment of a method for spectrum management according to an embodiment of the present invention.
  • the present embodiment is applied to the scenario shown in FIG. 2, in which the communication site BS1 is taken as an example for the present embodiment.
  • the technical solution is described.
  • the configuration node may be a spectrum coordinator SC, and the spectrum management node may be a GLDB as a primary system protection node.
  • the negotiation mode set between communication sites in the cluster is selected as centralized negotiation.
  • the flow of this embodiment may include:
  • Step S1101 BS1 sends a registration request to the SC.
  • Step S1102 The SC performs clustering for BS1 according to the device parameter in the registration request.
  • Step S1103 The SC sends a registration response to BS1.
  • Step S1104 BS1 sends a spectrum access request to the SC.
  • Step S1105 The SC sends an available spectrum resource request to the GLDB.
  • Step S1106 The GLDB searches for the spectrum usage of the primary system where the BS1 is located according to the location information of the BS1, and determines the spectrum information according to the device type information of the BS1, and limits the transmission parameters of the BS1 on each spectrum information according to the primary system protection criterion. Thereby obtaining the available spectrum of BS1 and the restriction information of the available spectrum.
  • Step S1107 The GLDB can return the available spectrum to the SC.
  • Step S1108 The SC configures an initial spectrum parameter for the BS.
  • Step S1109 The SC sends an initial spectrum parameter to BS1.
  • the clustering result obtained after performing step S1102 may further include a cluster head node of cluster A, which is set as BS2 in this embodiment.
  • BS1 determines the difference of its final spectrum parameter process. details as follows:
  • Step S1110 BS1 sends a resource configuration request to BS2.
  • the resource configuration request of BS1 may include an initial spectrum parameter sent by the SC for BS1, as shown in Table 6.
  • Step S1111 BS2 determines a corresponding optional final spectrum parameter for BS1 according to the initial spectrum parameter.
  • BS2 combines the initial spectrum parameters of BS1 and the spectrum usage of other communication sites in the cluster to calculate the final spectrum parameters selectable by BS1, as shown in Table 8:
  • Step S1112 BS2 sends the optional final spectrum parameter of BS1 described in Table 8 to BS1.
  • the optional final spectrum parameter of BS1 may be encapsulated in a resource configuration response sent by BS2 for transmission.
  • Step S1113 BS1 determines its own final spectrum parameter.
  • BS1 may determine selection f3 according to a criterion for maximizing the maximum allowable transmission power. In order to run the spectrum, and the transmission power is determined to be 40 dBm, the final spectral parameters of BS1 are obtained.
  • Step S1114 BS1 transmits its own final spectrum parameter to BS2.
  • BS2 saves the final spectrum parameter of BS1, and uses it for intra-cluster coexistence consideration when applying for other communication site resources in the same cluster.
  • Step S1115 BS1 transmits its own final spectrum parameter to the SC.
  • step S1115 and step S1114 are not strictly distinguished.
  • the embodiment of the present invention is between the two steps.
  • the order of execution is not specifically limited.
  • FIG. 12 is a detailed embodiment of a method for spectrum management according to an embodiment of the present invention.
  • the embodiment is applied to the scenario shown in FIG. 3, where the communication site BS1 is taken as an example for the embodiment.
  • the technical solution is described.
  • the configuration node may be a functional entity composed of a specific one or more BSs in each BS, and the spectrum management node may be an LSA controller.
  • the negotiation is set between the intra-cluster communication sites.
  • the method is not limited to the distributed negotiation mode and the centralized negotiation mode.
  • the process of this embodiment may include:
  • Step S1201 BS1 reports its own device parameters to the configuration node.
  • the device parameter may be encapsulated in the registration request sent by the BS1 to the LSA controller.
  • the device parameter of the BS1 may include: location information of the BS1, device type information, wireless access technology information of the device, carrier information, and support. Band range information, supported bandwidth information, supported business information, etc.
  • Step S1202 The configuration node performs clustering according to the device parameter of BS1 for BS1.
  • Step S1203 The configuration node sends the clustering result to BS1.
  • Step S1204 BS1 sends a spectrum access request to the configuration node.
  • Step S1205 The configuration node sends an available LSA spectrum access request to the LSA controller.
  • step S1202 to step S1205 is consistent with the description in step S902 to step S905, and details are not described herein again.
  • Step S1206 The LSA controller searches for the LSA spectrum usage authorized by the LSA authorization system in the area where the BS1 is located and the protection requirement of the LSA authorization system, and generates the LSA spectrum information of the BS1 by using the device type information of the BS1. Obtain the available spectrum of BS1 and the restriction information of the available spectrum.
  • FIG. 13 it is a schematic diagram of LSA spectrum information of the area where BS1 is located; the authorization system uses f1 and f2 respectively in the shadow, and the coverage edge of the authorization system is as shown by the shadow outline, and the maximum tolerable interference value is Imax1. , Imax2.
  • Step S1207 The LSA controller returns the available spectrum of BS1 and the restriction information of the available spectrum to the configuration node.
  • Step S1208 The configuration node configures an initial spectrum parameter for the BS1 according to the available spectrum of the BS1 and the restriction information of the available spectrum.
  • the configuration node queries the usage of the LSA spectrum (f1, f2) in the intra-cluster BS pair list of other subordinates of the subordinates, and there are possible intercluster interferences as shown in Table 9:
  • the signal propagation model calculates the initial spectrum parameters when BS1 does not interfere with the above four devices, as shown in Table 10:
  • the meaning of the initial spectrum parameters of BS1 shown in Table 10 is that when BS1 performs parameter configuration according to the requirements of Table 10, it does not cause interference to the LSA band authorization system and the intra-cluster communication sites of other clusters.
  • Step S1209 The configuration node sends an initial spectrum parameter to BS1.
  • the initial spectral parameters of BS1 may be encapsulated in the spectrum access response return value BS1.
  • Step S1210 BS1 determines its own final spectrum parameter.
  • the specific implementation manner in which the BS1 determines its own final spectrum parameter is also different.
  • step S1210 when the negotiation mode is set to the distributed negotiation mode, the specific implementation process of step S1210 may be as described in steps S910 to S912, and will not be repeated here; when the set negotiation mode is centralized negotiation mode, The specific implementation process of step S1210 may be as described in step S1110 to step S1115, and details are not described herein again.
  • the method for spectrum management provided by the embodiment of the present invention is configured to cluster a communication site by using a configuration node, and to perform communication after clustering, by describing the detailed implementation flow in the three specific scenarios of the embodiment of the present invention.
  • the site configures initial spectrum parameters, so that the communication station can determine the final spectrum parameters for itself according to the clustering result and the initial spectrum parameters, solve the problem of mutual coexistence between devices in the system, and avoid mutual interference between the devices.
  • a configuration node 140 which includes a clustering unit 1401, a configuration unit 1402, and a sending unit 1403.
  • the clustering unit 1401 is configured to perform clustering on the communication station according to a device parameter of the communication station according to a division rule
  • the configuration unit 1402 is configured to configure, for the communication station, a corresponding initial spectrum parameter, where the initial spectrum parameter satisfies between the communication station and a communication station in another communication site cluster Set coexistence conditions;
  • the sending unit 1403 is configured to send the initial spectrum parameter and the clustering result, where the initial spectrum parameter and the clustering result are used by the communication station to determine a corresponding final spectrum parameter for itself.
  • the dividing rule by which the clustering unit 1401 performs clustering may be device parameters of the communication station, for example, geographic location of the communication station, supported frequency band range, supported bandwidth, wireless access technology, operator, and load. Levels and the like; the partitioning rule by which the clustering unit 1401 performs clustering may also be the operating state of the configuration node 140 itself, such as the load statistics rule of the configuration node 140, the user requirements, the current configurable spectrum resource quantity, and the inter-site interference. Relationships, etc. It can be understood that the dividing rule may be stored in the configuration node 140 by the operator when the configuration node 140 is set in advance in the process of establishing the network, so as to configure the subsequent reading and use of the node 140. This embodiment of the present invention does not specifically limit this.
  • the device parameters of the communication station may be used as a basis for the clustering unit 1401 to perform clustering for the communication station, or may be used as the basis for the configuration unit 1402 to configure the corresponding initial spectrum parameter for the communication station.
  • the configuration node 140 may receive the device parameters sent by the communication station through the receiving unit 1404 to obtain the device parameters of the communication station.
  • the division rule of the clustering unit 1401 is usually the geographical location or the operator of the communication station; specifically, in the embodiment of the present invention, the geographical location information of the communication station is set as the setting unless otherwise specified.
  • the division rules are used to describe the technical solution, but are limited by this.
  • the sending unit 1403 sends clustering feedback information to the communication station, where the clustering feedback information is used as a configuration node to the communication station.
  • the cluster result may include at least one of the following information: an identifier of a cluster in which the communication site is located, a cluster head node identifier of a cluster in which the communication site is located, and the communication site Other communication site identifiers in the cluster, other communication site locations in the cluster where the communication site is located, other communication site device types in the cluster where the communication site is located, and a coexistence management mode between the intra-cluster communication sites of the cluster where the communication site is located.
  • the frequency range allowed by the communication station in the cluster where the communication site is located; wherein the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site is located includes: a distributed negotiation mode and a communication mode between communication sites in the cluster where the communication site is located One of the centralized management methods of the cluster head node of the cluster where the cluster
  • the clustering unit 1401 is in the communication site.
  • the sending unit 1403 further sends clustering feedback information to other communication sites in the same cluster as the communication site, and the clustering feedback information may include an identifier of the communication site, which is used for the same
  • the other communication sites of the cluster update their own cluster information; the specific negotiation mode has been set in the process of establishing the entire network, which is not limited by the embodiment of the present invention.
  • the initial spectrum parameter satisfies a coexistence condition between the communication station and a communication station in another communication site cluster; and the coexistence condition may include: communication stations of different communication site clusters do not interfere with each other, or different communication The interference between the communication sites of the site cluster is within a set range; it should be noted that the set coexistence condition may be selected by the configuration node according to the device parameters of the communication site, for example, when the frequency band interval between the communication sites can When frequency diversity is used to avoid interference, the coexistence condition is that the communication stations of different communication station clusters do not interfere with each other; when the frequency band interval between communication stations cannot be singlely passed through frequency diversity to avoid interference, the set coexistence The condition is that the interference between the communication sites of the clusters of different communication sites is within a set range.
  • the coexistence condition may also be saved in the configuration node 140 by the operator when the configuration node 140 is set in advance in the process of establishing the network, so as to configure the node 140 to follow.
  • the embodiment of the present invention does not specifically limit this.
  • the configuration unit 1402 is configured to: according to device parameters of the communication site, and device parameters of communication sites in other communication site clusters.
  • the spectrum usage information configures the communication station with initial spectral parameters that satisfy the coexistence condition.
  • the configuration unit 1402 may include: a sending module 14021, a receiving module 14022, and a configuration module 14023, where
  • the sending module 14021 is configured to send an available spectrum resource request to the spectrum management node.
  • the receiving module 14022 is configured to receive the available spectrum determined by the spectrum management node and the restriction information of the available spectrum;
  • the configuration module 14023 is configured to configure the communication station with an initial spectrum that satisfies the coexistence condition according to the available spectrum and the limited information of the available spectrum, device parameters of other communication site intra-cluster communication stations, and spectrum usage information. parameter.
  • the new available spectrum and the restriction information of the new available spectrum are obtained in the range of the available spectrum, and then according to the new available spectrum and The new available spectrum restriction information, device parameters of the communication sites within the other communication site clusters, and spectrum usage information configure the communication station with initial spectral parameters that satisfy the coexistence condition.
  • the available spectrum request is used by the spectrum management node to determine, for the communication station, the available spectrum and the limited information of the available spectrum.
  • the receiving module 14022 may be further configured to receive a spectrum access request sent by the communication station, where The spectrum access request may also include the communication station Device parameters, such as location information, device type information, device identification, and wireless access technology information of the device.
  • the sending module 14022 After receiving the spectrum access request, the sending module 14022 sends an available spectrum resource request to the spectrum management node, where the available spectrum resource request may include location information and equipment of the communication station. Type information.
  • the spectrum management node may be a GLDB as a primary system protection node; then the GLDB receives the available spectrum resource request sent by the configuration node, according to the communication
  • the location information of the site is used to find the spectrum usage of the primary system at the location of the communication site, and then determine the available spectrum in combination with the device type information of the communication site, and to the communication site on each spectrum information according to the primary system protection criterion.
  • the available spectrum is limited.
  • the transmit power of the available spectrum is limited.
  • the specific implementation process is a conventional technical means of those skilled in the art, and details are not described herein again.
  • the spectrum management node may be an LSA controller; after receiving the available spectrum resource request sent by the configuration node, the LSA controller may pass the location information of the communication station. Finding the LSA spectrum usage and the protection requirements of the LSA authorization system in the area where the communication site is authorized by the LSA authorization system, and generating the LSA spectrum and the restriction information of the LSA spectrum in combination with the device type information, and the specific implementation process is The conventional technical means of those skilled in the art will not be described herein.
  • the clustering unit 1401 can usually obtain more than one communication site cluster after clustering.
  • the configuration module 14023 needs to be in the available spectrum and the available spectrum.
  • the communication site is configured with an initial spectrum parameter that satisfies the coexistence condition by combining the device parameter of the communication site and the interference condition between different communication site clusters; wherein the device parameter of the communication site is preferably The frequency range information and supported bandwidth information supported by the communication site.
  • the coexistence condition may be different communication sites.
  • the communication sites of the clusters do not interfere with each other, or the interference between the communication sites of clusters of different communication sites is within a set range.
  • the communication sites that meet the clusters of different communication sites are described in the foregoing embodiments, and are not described herein again; the interference between the communication sites of the clusters of different communication sites is within a set range;
  • This embodiment can be implemented by controlling the transmission power of the communication stations of different communication site clusters in the middle frequency and bandwidth of the available spectrum, so that the communication stations of different communication site clusters can be distinguished by the transmission power under the same frequency and bandwidth conditions.
  • the embodiment of the present invention does not specifically limit the interference of the communication stations of other clusters.
  • the configuration module 14023 negotiates with the other configuration nodes adjacent to the available spectrum according to the available spectrum and the limited information of the available spectrum. Obtaining new available spectrum and limiting information of the new available spectrum within the range of available spectrum, and combining the device parameters of the communication station and different based on the new available spectrum and the restriction information of the new available spectrum.
  • the interference situation between the communication site clusters is that the communication station configures an initial spectrum parameter that satisfies the coexistence condition; wherein the device parameter of the communication station may preferably be a frequency band range information and a supported bandwidth supported by the communication station. information.
  • the transmitting unit 1403 may send the initial spectral parameters and the clustering result to the communication station, so that the communication station according to the clustering result and the initial The spectral parameters determine the corresponding final spectral parameters for themselves.
  • the clustering result may be separately sent by the sending unit 1403 after the clustering unit 1401 completes the clustering, or may be obtained at the configuration unit 1402. After the spectrum parameter, the sending unit 1403 sends the clustering result together with the initial spectrum parameter, which is not specifically limited in this embodiment of the present invention.
  • An embodiment of the present invention provides a configuration node 140, which configures a node to cluster a communication site, and configures an initial spectrum parameter for the clustered communication site, so that the communication site can
  • the final spectrum parameter is determined for itself according to the clustering result and the initial spectrum parameter, thereby solving the problem of mutual coexistence between devices in the system and avoiding mutual interference between devices.
  • another configuration node 140 may include at least one communication unit 1501, a processor 1502, a memory 1503, and a bus 1504. At least one communication unit 1501, processor 1502, and memory 1503 are connected by bus 1504 and complete communication with each other.
  • the bus 1504 may be an Industrial Standard Architecture (ISA) bus, a Peripheral Component (PCI) bus, or an Extended Industry Standard Architecture (EISA) bus.
  • ISA Industrial Standard Architecture
  • PCI Peripheral Component
  • EISA Extended Industry Standard Architecture
  • the bus 1504 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 15, but it does not mean that there is only one bus or one type of bus. among them:
  • the communication unit 1501 may be an antenna having an electromagnetic wave receiving and transmitting function.
  • the memory 1503 is configured to store executable program code, the program code including computer operating instructions.
  • the memory 1503 may include a high speed RAM memory and may also include a non-volatile memory such as at least one disk memory.
  • the storage device stores: an operating system and an application configured to implement the program code of the embodiment of the present invention.
  • the operating system is configured to control and implement processing functions performed by the processing unit.
  • the application program includes program code, such as word processing software and email software.
  • the processor 1502 may be a central processing unit (CPU), or an application specific integrated circuit (ASIC), or at least one integrated circuit configured to implement the embodiments of the present invention.
  • CPU central processing unit
  • ASIC application specific integrated circuit
  • the communication unit 1501 is configured to communicate with an external device.
  • the processor 1502 is configured to cluster the communication station according to a division rule; and configure a corresponding initial spectrum parameter for the communication station, where the initial spectrum parameter meets the Coexistence conditions between the communication station and communication stations within other communication site clusters; and transmitting the initial spectral parameters and clustering results by the communication unit 1501, the initial spectral parameters and clustering results for the communication site Determine your own final spectral parameters.
  • the processor 1502 is configured to configure the communication site to meet the coexistence condition according to device parameters of the communication site, and device parameters and spectrum usage information of communication sites in other communication site clusters.
  • the initial spectrum parameter; specifically, the coexistence condition includes: communication stations of different communication site clusters do not interfere with each other, or interference between communication sites of different communication site clusters is within a set range.
  • the processor 1502 is configured to send, by the communication unit 1501, an available spectrum resource request to a spectrum management node, where the available spectrum request is used by the spectrum management node as the at least one communication station.
  • the intra-cluster communication station determines the available spectrum and the restriction information of the available spectrum; and receives, by the communication unit 1501, the available spectrum determined by the spectrum management node and the restriction information of the available spectrum; and according to the available spectrum and the available spectrum Restricting information, device parameters and spectrum usage information of communication stations in other communication stations, configuring the communication station with initial spectrum parameters satisfying the coexistence condition; or, negotiating according to the available spectrum and other configuration nodes adjacent to the same Obtaining new available spectrum and restriction information of the new available spectrum within the range of the available spectrum, and further, according to the new available spectrum and the restriction information of the new available spectrum, other communication station intra-cluster communication stations Device parameters and spectrum usage information for the communication site Spectral parameter satisfies the initial conditions coexist.
  • the processor 1502 is further configured to receive, by the communication unit 1501, a configuration feedback message; and send, by the communication unit 1501, the configuration feedback message to the spectrum management node, where
  • the configuration feedback message includes a final spectrum parameter corresponding to the communication station, where the configuration node configures initial spectrum parameters for subsequent other communication stations, and the spectrum management node provides a basis for subsequent determination of available spectrum.
  • a communication station 160 includes a sending unit 1601, a receiving unit 1602, and a determining unit 1603.
  • the sending unit 1601 is configured to send, to the configuration node, its own device parameter, where the device parameter is used by the configuration node to cluster the communication station and configure an initial spectrum parameter corresponding to the communication station;
  • the receiving unit 1602 is configured to receive the initial spectrum parameter and the clustering result sent by the configuration node;
  • the determining unit 1603 is configured to determine its final spectral parameter according to the initial spectral parameter and the clustering result.
  • the device parameter is used by the configuration node to cluster the communication site 160 and configure the initial spectrum parameter corresponding to the communication site, and the process of configuring the node to perform clustering and configuring the initial spectrum parameter, in the foregoing embodiment. It has been described in the above and will not be described here.
  • the device parameter may be encapsulated in a registration request during transmission by the sending unit 1601 to the configuration node, or may be encapsulated in the spectrum access request sent to the configuration node by the sending unit.
  • the transmission is performed by the 1601, and the comparison between the embodiments of the present invention is not specifically limited.
  • the clustering result may include at least one of the following information: an identifier of a cluster where the communication site 160 is located, a cluster head node identifier of a cluster where the communication site 160 is located, and other communication site identifiers in the cluster where the communication site 160 is located, The location of other communication sites in the cluster where the communication site 160 is located, the type of other communication site devices in the cluster where the communication site 160 is located, the coexistence management mode between the intra-cluster communication sites of the cluster in which the communication site 160 is located, and the communication site 160 a frequency range allowed by the intra-cluster communication station; wherein the inter-cluster communication site coexistence management mode of the cluster in which the communication site 160 is located includes: a distributed negotiation mode between the communication sites in the cluster where the communication site is located, and the communication site One of the centralized management methods of the cluster head node of the cluster.
  • the specific negotiation mode has been set in the process of establishing the entire network, and the embodiment of the present invention does not Make a limit.
  • the determining unit 1603 is configured to be configured according to the initial spectrum.
  • the parameters and clustering results are negotiated with other communication sites in the same cluster to obtain their final spectral parameters.
  • the determining unit 1603 is configured to perform the clustering result according to the clustering result. Transmitting the initial spectral parameter to a cluster head node of the cluster in which it is located; and receiving the final spectral parameter transmitted by the cluster head node.
  • the cluster head node information of the same cluster may be encapsulated in the clustering result sent by the configuration node, where the process is used by the cluster head node to determine a corresponding final spectrum parameter for the communication station according to the initial spectrum parameter;
  • the determination of the final spectral parameters is also based on the coexistence conditions of the set-up between the communication sites within the cluster.
  • the set coexistence condition may be that the communication stations of the same cluster do not interfere with each other, or the interference between the communication stations of the same cluster is within a set range.
  • the final spectrum parameters of the communication stations of the same cluster can be realized by dividing the spectrum into mutually exclusive frequency ranges.
  • the respective final spectral parameters of the communication stations of the same cluster can be realized by setting the transmission power under the frequency and the bandwidth, thereby making the same cluster
  • the communication stations can be distinguished by the transmit power under the same frequency and bandwidth conditions, so as not to cause interference to other communication sites in the cluster.
  • the communication station 160 after receiving the final spectrum parameter, the communication station 160 is based on The final spectral parameters are used for spectrum resources.
  • the sending unit 1601 is further configured to send a configuration feedback message to the configuration node, where the configuration feedback message includes a final spectrum parameter corresponding to the communication site, so that the configuration node is a follow-up Other communication sites provide the basis for initial spectrum parameters.
  • the sending unit 1601 is further configured to send a configuration feedback message to the cluster head node of the same cluster, so that the cluster head node is a follow-up Other communication sites provide the basis for configuring the final spectrum parameters.
  • the embodiment of the present invention provides a communication station 160, which determines the final spectrum parameter according to the initial spectrum parameter acquired from the configuration node, solves the problem of mutual coexistence between devices in the system, and avoids the device. Mutual interference.
  • the communication station 160 may include at least one communication unit 1701, a processor 1702, a memory 1703, and Bus 1704:
  • the at least one communication unit 1701, the processor 1702, and the memory 1703 are connected by a bus 1704 and complete communication with each other.
  • the bus 1704 may be an Industrial Standard Architecture (ISA) bus, a Peripheral Component (PCI) bus, or an Extended Industry Standard Architecture (EISA) bus.
  • ISA Industrial Standard Architecture
  • PCI Peripheral Component
  • EISA Extended Industry Standard Architecture
  • the bus 1704 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 17, but it does not mean that there is only one bus or one type of bus. among them:
  • the communication unit 1701 may be an antenna having an electromagnetic wave receiving and transmitting function.
  • the memory 1703 is configured to store executable program code, the program code including computer operating instructions.
  • the memory 1703 may include a high speed RAM memory and may also include a non-volatile memory such as at least one disk memory.
  • the operating system is configured to control and implement processing functions performed by the processing unit.
  • the application program includes program code, such as word processing software and email software.
  • the processor 1702 may be a central processing unit (CPU), or an application specific integrated circuit (ASIC), or at least one integrated circuit configured to implement the embodiments of the present invention.
  • CPU central processing unit
  • ASIC application specific integrated circuit
  • the communication unit 1701 is configured to communicate with an external device.
  • the processor 1702 may be configured to send, by using the communication unit 1701, its own device parameter to a configuration node, where the device parameter is used by the configuration node to cluster the communication site and configure a corresponding corresponding to the communication site.
  • An initial spectral parameter ; and receiving, by the communication unit 1701, the initial spectral parameter and the clustering result sent by the configuration node; and determining a final spectral parameter of the first according to the initial spectral parameter and the clustering result.
  • the processor 1702 may be configured to negotiate with other communication sites in the same cluster according to the initial spectrum parameters and the clustering result by the communication unit 1701 to obtain its final spectrum parameter.
  • the processor 1702 may be configured to send the initial spectrum parameter to a cluster head node of a cluster in which the cluster is located according to the clustering result, so that the cluster head node is configured according to the initial spectrum parameter. Determining a corresponding final spectral parameter for the communication station; and receiving, by the communication unit 1701, the final spectral parameter transmitted by the cluster head node.
  • the processor 1702 may be further configured to send a configuration feedback message to the configuration node by using the communication unit 1701.
  • a system for spectrum management includes a configuration node 140 and a communication station 160, wherein the configuration node 140 is configured to use the device parameter of the communication station as the communication station.
  • Configure initial spectrum parameters
  • the communication station 160 is configured to determine its own final spectral parameters based on the initial spectral parameters.
  • the configuration node 140 may be the configuration node described in any of the foregoing embodiments.
  • the communication site 160 can be the communication site described in any of the preceding embodiments.
  • the receiving unit 1404 of the configuration node 140 is connected to the transmitting unit 1601 of the communication station 160 by spatial electromagnetic propagation; correspondingly, The transmitting unit 1403 of the configuration node 140 is connected to the receiving unit 1602 of the communication station 160 by spatial electromagnetic propagation, and in FIG. 19, spatial electromagnetic propagation between the two is indicated by a broken line.
  • the communication unit 1501 of the configuration node 140 and the communication unit 1701 of the communication station 160 are connected by spatial electromagnetic propagation, in FIG. In the middle, the spatial electromagnetic propagation between the two is indicated by a broken line.
  • Embodiments of the present invention provide a spectrum management system, which configures a communication node 160 by a configuration node 140, and configures an initial spectrum parameter for the clustered communication station 160, so that the communication station 160 can perform clustering based on
  • the initial spectrum parameter determines the final spectrum parameter for itself, solves the problem of mutual coexistence between devices in the system, and avoids mutual interference between devices.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention can take the form of a hardware embodiment, a software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
  • the communication node that needs to dynamically allocate the spectrum resource is configured and configured by the configuration node, so that the communication station that needs to dynamically allocate the spectrum resource performs more detailed spectrum resource configuration according to the grouping and the initial configuration. Therefore, the spectrum parameters are finally obtained, the coexistence problem between the communication sites is solved, and the interference between the communication sites is avoided.

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Abstract

本发明实施例公开了一种频谱管理的方法、设备、系统及计算机存储介质,所述方法可以包括:配置节点根据划分规则为通信站点进行分簇;所述配置节点为所述通信站点配置对应的初始频谱参数;所述配置节点发送所述初始频谱参数和分簇结果。

Description

一种频谱管理的方法、设备、系统及计算机存储介质 技术领域
本发明涉及无线通信技术领域,尤其涉及一种频谱管理的方法、设备、系统及计算机存储介质。
背景技术
随着无线通信技术的不断进步,各种各样的无线通信业务大量涌现,而无线通信业务所依托的无线频谱资源是有限的,面对人们对带宽需求的不断增加,无线频谱资源表现出极为紧张的局面;但是在传统的固定频谱分配模式下,频谱资源的利用率并不高,而认知无线通信技术就打破了传统意义上的频谱固定分配制度,将频谱在系统间动态分配,提高了频谱的利用效率。
目前,业界提出的动态分配频带资源的方式主要包括:方案一:多个无线接入技术(RAT,Radio Access Technology)之间共享动态分配频谱的方案,方案二:次级系统伺机借用主系统空闲频谱的方案,方案三:授权共享接入(LSA,Licensed Shared Access)系统方案。这些方案均需要解决在动态分配频谱资源过程中,系统内的设备之间的共存问题,以防止设备之间的相互干扰。
在上述三种方案下,对于方案一,各RAT设备需要满足彼此在动态的国际移动电话(IMT,International Mobile Telecom)的全球移动通信系统(GSM,Global System for Mobile communication)频谱资源上的共存;对于方案二,在多个次级系统的设备使用主系统空闲频谱资源时,各次级系统的用户设备也需要满足彼此在主系统空闲频谱资源上的共存;对于方案三:LSA控制器(LSA Controller)将LSA频谱资源分配到LSA授权共享 接入系统所在区域后,LSA授权共享接入系统的各设备间也需要满足彼此在LSA频谱资源上的共存。可见设备间在相关频谱上的共存是系统实现所必须考虑的关键技术。
目前针对用户设备间共存的方案,提出了两种共存管理方式,包括:集中式频谱管理方式和分布式协商方式;在集中式管理方式中,需要集中式管理节点来统一管理所有用户设备间的共存,这种管理方式的实现对集中式管理节点的处理能力要求非常高;在分布式协商方式中,各用户设备彼此间通过信令交互来实现频谱资源的协调应用,这种方式下,得出最终判决结果所需的时间长,影响区域不可控,系统稳定性较差。
发明内容
本发明实施例期望提供一种频谱管理的方法、设备、系统及计算机存储介质,能够在动态分配频谱资源过程中,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
为达到上述目的,本发明的技术方案是这样实现的:
第一方面,本发明实施例提供了一种频谱管理的方法,包括:
配置节点根据划分规则为通信站点进行分簇;
所述配置节点为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;
所述配置节点发送所述初始频谱参数和分簇结果,所述初始频谱参数和分簇结果用于所述通信站点确定自身的最终频谱参数。
在另一实施例中,所述配置节点为所述通信站点配置对应的初始频谱参数,包括:
所述配置节点根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件 的初始频谱参数。
在另一实施例中,所述配置节点为所述通信站点配置对应的初始频谱参数,包括:
所述配置节点向频谱管理节点发送可用频谱资源请求,所述可用频谱请求用于所述频谱管理节点为所述通信站点确定可用频谱以及所述可用频谱的限制信息;
所述配置节点接收所述频谱管理节点确定的所述可用频谱以及所述可用频谱的限制信息;
所述配置节点根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;或者,所述配置节点根据所述可用频谱与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
在另一实施例中,在所述配置节点发送所述初始频谱参数和分簇结果之后,所述方法还包括:
所述配置节点接收配置反馈消息;
所述配置节点将所述配置反馈消息发送至所述频谱管理节点,所述配置反馈消息包括所述通信站点的最终频谱参数,用于所述配置节点为后续其他通信站点配置初始频谱参数以及所述频谱管理节点为后续确定可用频谱提供依据。
在另一实施例中,所述共存条件包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内。
在另一实施例中,所述分簇结果包括以下信息中的至少一项:所述通 信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
第二方面,本发明实施例提供了一种频谱管理的方法,包括:
通信站点向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;
所述通信站点接收所述配置节点发送的所述初始频谱参数和分簇结果;
所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
在另一实施例中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
在另一实施例中,所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数,包括:
当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式的时候,所述通信站点根据所述初始频谱参数和分簇结果与同簇的其他通信站点进行协商,得到自身的最终频谱参数。
在另一实施例中,所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数,包括:
当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇的簇头节点集中式管理方式的时候,所述通信站点根据所述分簇结果向自身所在簇的簇头发送所述初始频谱参数,用于所述簇头根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;
所述通信站点接收所述簇头发送的所述最终频谱参数。
在另一实施例中,所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数之后,所述方法还包括:
所述通信站点向所述配置节点发送配置反馈消息。
第三方面,本发明实施例提供了一种配置节点,所述配置节点包括:分簇单元、配置单元和发送单元,其中,
所述分簇单元,配置为根据划分规则为所述通信站点进行分簇;
所述配置单元,配置为为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;
所述发送单元,配置为发送所述初始频谱参数和分簇结果,所述初始频谱参数和分簇结果用于所述通信站点确定自身的最终频谱参数。
在另一实施例中,所述配置单元,配置为根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
在另一实施例中,所述配置单元包括:发送模块、接收模块和配置模块,其中,
所述发送模块,配置为向频谱管理节点发送可用频谱资源请求,所述可用频谱请求用于所述频谱管理节点为所述至少一个通信站点簇内通信站点确定可用频谱以及所述可用频谱的限制信息;
所述接收模块,配置为接收所述频谱管理节点确定的可用频谱以及所述可用频谱的限制信息;
所述配置模块,配置为根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;
或者,根据所述可用频谱与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
在另一实施例中,所述接收单元,还配置为接收配置反馈消息;
所述发送单元,还配置为将所述配置反馈消息发送至所述频谱管理节点,所述配置反馈消息包括所述通信站点的最终频谱参数,用于所述配置节点为后续其他通信站点配置初始频谱参数以及所述频谱管理节点为后续确定可用频谱提供依据。
在另一实施例中,所述共存条件包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内。
在另一实施例中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、 所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
第四方面,本发明实施例提供了一种通信站点,所述通信站点包括:发送单元、接收单元和确定单元,其中,
所述发送单元,配置为向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;
所述接收单元,配置为接收所述配置节点发送的所述初始频谱参数和分簇结果;
所述确定单元,配置为根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
在另一实施例中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
在另一实施例中,所述确定单元,配置为当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式的时候,根据所述初始频谱参数和分簇结果与同簇的其他通信站点 进行协商,得到自身的最终频谱参数。
在另一实施例中,所述确定单元,配置为当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇的簇头节点集中式管理方式的时候,根据所述分簇结果向自身所在簇的簇头节点发送所述初始频谱参数,用于所述簇头节点根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;
所述接收单元,还配置为接收所述簇头节点发送的所述最终频谱参数。
在另一实施例中,所述发送单元,还配置为向所述配置节点发送配置反馈消息。
第五方面,本发明实施例提供了一种频谱管理的系统,所述系统包括配置节点和通信站点,其中,
所述配置节点,配置为根据划分规则为通信站点进行分簇;以及为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;以及发送所述初始频谱参数和分簇结果;
所述通信站点,配置为向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;以及接收所述配置节点发送的所述初始频谱参数和分簇结果;以及根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
本发明实施例还提供了一种计算机存储介质,所述计算机存储介质中存储有计算机可执行指令,所述计算机可执行指令用于执行本发明实施例所述的应用于配置节点中的频谱管理的方法。
本发明实施例还提供了一种计算机存储介质,所述计算机存储介质中存储有计算机可执行指令,所述计算机可执行指令用于执行本发明实施例 所述的应用于通信站点中的频谱管理的方法。
本发明实施例提供了一种频谱管理的方法、设备、系统及计算机存储介质,通过配置节点对通信站点进行分簇,并对分簇后的通信站点配置初始频谱参数,以使得通信站点可以根据分簇结果和初始频谱参数为自身确定最终频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
附图说明
图1为本发明实施例提供的第一种应用场景示意图;
图2为本发明实施例提供的第二种应用场景示意图;
图3为本发明实施例提供的第三种应用场景示意图;
图4为本发明实施例提供的一种频谱管理的方法示意图;
图5为本发明实施例提供的一种配置节点为通信站点配置对应的初始频谱参数的方法示意图;
图6为本发明实施例提供的另一种频谱管理的方法示意图;
图7为本发明实施例提供的一种通信站点根据初始频谱参数和分簇结果按照协商方式确定自身的最终频谱参数的方法示意图;
图8为本发明实施例提供的第一种频谱管理的方法详细实施例的流程示意图;
图9为本发明实施例提供的第二种频谱管理的方法详细实施例的流程示意图;
图10A为本发明实施例提供的一种配置初始频谱参数的具体过程示意图;
图10B为本发明实施例提供的另一种配置初始频谱参数的具体过程示意图;
图11为本发明实施例提供的第三种频谱管理的方法详细实施例的流程 示意图;
图12为本发明实施例提供的第四种频谱管理的方法详细实施例的流程示意图;
图13为本发明实施例提供的一种通信站点BS1所在区域的LSA频谱信息示意图;
图14A为本发明实施例提供的一种配置节点的结构示意图;
图14B为本发明实施例提供的另一种配置节点的结构示意图;
图15为本发明实施例提供的一种配置节点的硬件结构示意图;
图16为本发明实施例提供的一种通信站点的结构示意图;
图17为本发明实施例提供的一种通信站点的硬件结构示意图;
图18为本发明实施例提供的一种频谱管理的系统的结构示意图;
图19为本发明实施例提供的另一种频谱管理的系统的结构示意图;
图20为本发明实施例提供的又一种频谱管理的系统的结构示意图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述。
在本发明的各种实施例中,通过配置节点对需要动态分配频谱资源的通信站点进行分组以及初始配置,使得需要动态分配频谱资源的通信站点根据自身的分组以及初配置的情况再进行更加细化的频谱资源配置,从而最终得到频谱参数,解决了通信站点之间的共存问题,避免了通信站点之间的干扰。
因此,本发明实施例的技术方案可以应用于对多个通信站点进行动态分配频谱资源的场景,为了进行示例性的说明,在本发明实施例中列举了三种技术场景用于清楚地说明本发明实施例的技术方案,但并不表示本发明实施例的技术方案仅适用于这三种技术场景。这三个技术场景分别是:
1、图1为本发明实施例提供的第一种应用场景示意图;如图1所示,为多个RAT间共享动态分配频谱的系统结构示意图,在图1中,不同的通信站点(BS)12对应着不同无线接入方式,各个BS 12之间的关系是平等的关系,而图1中的通信站点(BS)12具体可以是各种无线移动通信网络系统下的基站或者接入点等,也可以是无线局域网(WLAN,Wireless Local Area Network)、无线区域网络(WRAN,Wireless Regional Area Network)、全球微波互联接入(WiMax,Worldwide Interoperability for Microwave Access)等电气和电子工程师协会(IEEE,Institute of Electrical and Electronics Engineers)802系统下的接入点。而配置节点11的具体实现方式既可以是在图1中新设置的网络管理设备,也可以是在图1中对已有设备进行功能扩展,在本发明实施例中,所述配置节点11可以是多无线接入技术协调器(MRC,Multi-Rat Coordinator)。
2、图2为本发明实施例提供的第二种应用场景示意图;如图2所示,为次级系统伺机借用主系统空闲频谱的系统结构示意图,以广播电视系统为例,由于广播电视系统频谱资源的整体利用率偏低,因此,可以将广播电视系统作为主系统,而其他非广播电视系统作为次级系统,这些次系统的站点可以在不对主系统造成有害干扰的前提下,伺机的占用广播电视系统在空间和时间上未使用的频谱资源。在图2中,通信站点(BS)21为伺机占用广播电视系统的次级系统的站点,具体可以是各种无线蜂窝网络系统下的基站或者接入点等,也可以是WLAN、WRAN、WiMax等IEEE802系统下的接入点;而配置节点22指负责次级系统频谱资源配置管理的功能实体,具体可以是以下功能实体中的任一项:频谱协调器(SC,Spectrum Controller),中心控制节点(CCP,Central Control Point),重配管理模块(Reconfiguration Management Module),重配功能模块(Reconfiguration Function Module),重配实体(Reconfiguration Entity);此外,还需要主系 统保护节点23,所述主系统保护节点23配置为负责对主系统保护,为通信站点(BS)22或配置节点提供主系统频谱使用情况,避免主系统受到次级系统的干扰,具体的,主系统保护节点具体可以是主系统的组位置数据库(GLDB,Group Location DataBase)。
3、图3为本发明实施例提供的第三种应用场景示意图;参见图3,为LSA频谱资源共享的系统结构示意图,可以理解的,在所述LSA机制中,可以包括LSA授权系统和LSA授权共享接入系统,其中,LSA授权系统与LSA授权共享接入系统共享同一频谱资源。LSA授权系统和LSA授权共享接入系统共享的频谱资源为LSA频谱资源。LSA授权系统是指LSA频谱资源的实际授权用户,可以理解为LSA频谱资源的实际所有者;LSA授权共享接入系统是指被监管机构授权,可以理解为与LSA授权系统共享使用LSA频谱资源的用户。图3中,通信站点(BS)31可以是LSA授权共享接入系统的通信站点,具体可以是各种无线移动通信网络系统下的基站或者接入点等,也可以是WLAN、WRAN、WiMax等IEEE802系统下的接入点;而配置节点32则可以是各BS 31中具体的至少一个BS组成的功能实体;此外,还需要LSA控制器(LSA Controller)33,负责向配置节点提供区域内的LSA授权系统对LSA频谱资源的使用情况,以及LSA授权系统的保护要求信息。
由图2和图3中所示的应用场景可知,主系统保护节点23和LSA控制器33均分别在各自的场景中向主系统和LSA授权系统负责,负责向主系统和LSA授权系统管辖的通信站点BS或配置节点提供主系统或LSA授权系统频谱资源的使用情况,及通信站点BS所在位置上的空闲或共享频谱、及各空闲或共享频谱上的限制信息;需要说明的是,在本发明实施例中,对于频谱的限制可以选择通过对发射信号的功率或相位或发射频率等进行限制,本实施例对此不做具体的限定,在接下来的描述中,如果没有特别的 说明,均认为通过对发射信号功率的限制来实现对频谱的限制。在图2和图3的场景中,所述主系统保护节点23和所述LSA控制器33均分别可以作为主系统和LSA授权系统在频谱资源方面的管理设备。在本发明实施例中,如没有特别的说明,所述主系统保护节点和所述LSA控制器统称为频谱管理节点。
参见图4,为本发明实施例提供的一种频谱管理的方法,所述方法应用于配置节点中,所述方法包括:
步骤S401:配置节点根据划分规则为通信站点进行分簇。
这里,所述配置节点进行分簇所依据的划分规则可以是依据所述通信站点的设备参数,例如:通信站点的地理位置、支持的频段范围、支持的带宽、无线接入技术、运营商和负载级别等;所述配置节点进行分簇所依据的划分规则也可以是配置节点自身的运行状态,例如配置节点的负载统计规律、用户需求、当前可配置频谱资源数量和站点间干扰关系等。可以理解的,所述划分规则可以是在建立网络的过程中,由运营商在设置配置节点的时候预先设置完毕后再保存在所述配置节点中,以便所述配置节点后续的读取和使用,本发明实施例对此不做具体限定。
需要说明的是,所述通信站点的设备参数,不仅可以作为所述配置节点为通信站点进行分簇的划分规则,也可以作为后续步骤S402中所述配置节点为通信站点配置对应的初始频谱参数的依据,具体可以在步骤S401之前,通过所述配置节点接收由所述通信站点发送的设备参数来实现。
在实际应用中,所述划分规则通常是依据通信站点的地理位置或者运营商;具体的,在本发明实施例中,除特别说明以外,均以所述通信站点的地理位置信息作为设置的划分规则的依据来进行技术方案的说明,但并以此为限定。
在另一实施例中,所述配置节点在为通信站点进行分簇之后,会向所 述通信站点发送分簇反馈信息,所述分簇反馈信息作为配置节点对通信站点的分簇结果,可以包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间协商方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
需要说明的是,当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式时,所述配置节点在对所述通信站点进行完分簇之后,还会向与所述通信站点同簇的其他通信站点发送分簇反馈信息,所述分簇反馈信息可以包括:所述通信站点的标识,所述通信站点的标识用于同簇的其他通信站点更新自身的簇信息;具体的协商方式在整个网络的建立过程中已经完成设定,本发明实施例对此不做限定。
步骤S402:所述配置节点为所述通信站点配置对应的初始频谱参数。
这里,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;而所述共存条件可以包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内;需要说明的是,设置的所述共存条件可以由所述配置节点根据通信站点的设备参数的情况进行选取,比如,当通信站点之间的频带间隔能够通过频率分集来避免干扰的时候,所述共存条件则为不同通信站点簇的通信站点间互不干扰;当通信站点之间的频带间隔无法单一的通过频率分集来避免干扰的时候,设置的所述共存条件则为不同通信站点簇的通信站 点间的干扰在一个设置的范围。此外,与前述划分规则类似的,所述共存条件也可以是在建立网络的过程中,由运营商在设置配置节点的时候预先设置完毕后再保存在配置节点中,以便配置节点后续直接使用,本发明实施例对此不做具体限定。
在另一实施例中,在图1所示的共享动态分配频谱的系统中,所述配置节点实现步骤S402的具体方式可以为:所述配置节点可以根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;需要说明的是,在图1所示的系统中,上述配置初始频谱参数的过程可以在步骤S401的实现过程中同时进行实现,而不需要进行明显的时间区分。
具体的,在共享动态分配频谱的系统中,由于各通信站点之间的地理位置较为接近,因此,分簇的划分规则可以为各通信站点的负载级别以及当前可配置频谱资源,在图1所示的应用场景中,设定通信站点BS1至BS6的当前可配置频谱资源为2320-2370MHz和2300-2320MHz,因此,可以将BS1、BS2、BS3设为第一簇,并将该簇内通信站点BS1、BS2、BS3的可配置频谱范围配置为2320-2370MHz;并且将BS4、BS5、BS6设为第二簇,并将该簇内通信站点BS4、BS5、BS6的可配置频谱范围配置为2300-2320MHz,从而在分簇的过程中实现了为所述至少一个通信站点簇配置满足所述设置的共存条件的初始频谱参数的过程,并且两个簇的可配置频谱范围之间不会发生频率上的干扰,从而满足了设置的共存条件中不同通信站点簇的通信站点间互不干扰这一条件。
在另一实施例中,在图2和图3所示的次级系统伺机借用主系统空闲频谱的系统以及LSA频谱资源共享的系统中,配置节点实现步骤S402的具体方式如图5所示,具体可以包括:
步骤S4021:所述配置节点向频谱管理节点发送可用频谱资源请求。
其中,所述可用频谱请求用于所述频谱管理节点为所述通信站点确定可用频谱以及可用频谱的限制信息。
本实施例中,在步骤S4021之前,所述配置节点还可以先接收由所述通信站点发送的频谱接入请求,所述频谱接入请求中也可以包括所述通信站点的设备参数,所述通信站点的设备参数可以是以下参数的至少一种:位置信息、设备类型信息、设备标识、设备的无线接入技术信息等。
所述配置节点在接收到频谱接入请求后,向所述频谱管理节点发送可用频谱资源请求,其中所述可用频谱资源请求可以包括所述通信站点的位置信息和设备类型信息。
在次级系统伺机借用主系统空闲频谱的系统中,所述频谱管理节点可以是作为主系统保护节点的GLDB;则所述GLDB在接收到所述配置节点发送的可用频谱资源请求之后,根据所述通信站点的位置信息查找所述通信站点所在位置的主系统的频谱使用情况,结合所述通信站点的设备类型信息确定可用频谱,并依据主系统保护准则在各频谱信息上对所述通信站点的可用频谱进行限制;具体的,本实施例中所述对所述通信站点的可用频谱进行限制可以为对所述通信站点的可用频谱的发射功率进行限制;具体的实现过程为本领域技术人员的常规的技术手段,在此不再赘述。
在另一实施例中,在LSA频谱资源共享的系统中,所述频谱管理节点可以是LSA控制器;则LSA控制器在接收到所述配置节点发送的可用频谱资源请求之后,可以通过所述通信站点的位置信息查找LSA授权系统在所述通信站点的所在区域内授权的LSA频谱使用情况和LSA授权系统的保护要求,并结合设备类型信息生成LSA频谱以及对该LSA频谱的限制信息;具体的实现过程为本领域技术人员的常规技术手段,在此不再赘述。
步骤S4022:所述配置节点接收所述频谱管理节点确定的可用频谱以及可用频谱的限制信息。
步骤S4023:所述配置节点根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;或者,所述配置节点根据所述可用频谱与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
在另一实施例中,当所述配置节点的个数为一个时,所述配置节点进行分簇后通常可以得到的通信站点簇的数量多于一个,此时,所述配置节点需要在可用频谱以及所述可用频谱的限制信息的基础上结合通信站点的设备参数以及不同的通信站点簇之间的干扰情况为所述至少一个通信站点簇内通信站点配置满足设置的共存条件的初始频谱参数;其中,所述通信站点的设备参数优选为所述通信站点支持的频段范围信息和支持的带宽信息。
具体的,与前述实施例中相同的,所述共存条件可以是不同通信站点簇的通信站点间互不干扰,或者不同通信站点簇的通信站点间的干扰在一个设置的范围内。
对于满足不同通信站点簇的通信站点间互不干扰这一共存条件,前述实施例中已有描述,在此不再赘述;对于不同通信站点簇的通信站点间的干扰在一个设置的范围内,本实施例可以通过控制不同通信站点簇的通信站点在可用频谱的中频率及带宽下的发射功率来实现,以使得不同通信站点簇的通信站点在相同的频率及带宽条件下通过发射功率进行区分,从而不会造成对其他簇的通信站点的干扰,本发明实施例对此不作具体限定。
在另一实施例中,当所述配置节点的个数多于一个的时候,所述配置 节点根据所述可用频谱以及所述可用频谱的限制信息与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,并在所述新的可用频谱以及所述新的可用频谱的限制信息的基础上结合通信站点的设备参数以及不同的通信站点簇之间的干扰情况为所述通信站点配置满足所述共存条件的初始频谱参数,其中,所述通信站点的设备参数可以为所述通信站点支持的频段范围信息和支持的带宽信息。
步骤S403:所述配置节点发送所述初始频谱参数和分簇结果。
这里,所述配置节点在得到初始频谱参数和分簇结果之后,可以将所述初始频谱参数和分簇结果发送至通信站点,以使得所述通信站点根据所述分簇结果和所述初始频谱参数为自身确定对应的最终频谱参数。
需要说明的是,在本实施例中,分簇结果可以如前所述在配置节点实现步骤S401之后单独进行发送,也可以在配置节点在实现步骤S402之后与所述初始频谱参数一起进行发送,本发明实施例对此不作具体限定。
本发明实施例提供了一种频谱管理的方法,通过配置节点对通信站点进行分簇,并对分簇后的通信站点配置初始频谱参数,以使得通信站点可以根据分簇结果和初始频谱参数为自身确定最终频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
本发明实施例还提供了一种计算机存储介质,所述计算机存储介质中存储有计算机可执行指令,所述计算机可执行指令用于执行本发明实施例所述的应用于配置节点中的频谱管理的方法。
参见图6,为本发明实施例提供的另一种频谱管理的方法,应用在通信站点中,可以包括:
步骤S601:通信站点向配置节点发送自身的设备参数。
这里,所述设备参数用于所述配置节点对所述通信站点进行分簇以及 配置所述通信站点对应的初始频谱参数;其中,所述配置节点具体进行分簇和配置初始频谱参数的过程,在前述实施例中已有描述,在此不再赘述。
具体的,所述通信站点可以在向配置节点进行注册的过程中将自身的设备参数封装在注册请求中进行发送,也可以在封装在向配置节点发送的频谱接入请求中发送所述设备参数,本发明实施例对比不做具体限定。
步骤S602:所述通信站点接收所述配置节点发送的所述初始频谱参数和分簇结果。
这里,所述配置节点的分簇操作可以在前述的注册过程中进行实现;相应的,所述分簇结果可以封装在配置节点作为对注册请求的响应消息中进行发送;也可以在获取初始频谱参数之前,根据频谱接入请求进行实现,相应的,所述分簇结果可以和初始频谱参数一起进行发送,本实施例对此也不做具体限定。
具体的,所述分簇结果可以包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
步骤S603:所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
这里,由于所述分簇结果中的所述通信站点所在簇的簇内协商方式可以包括所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式,而具体的协商方式在整个网络的建立 过程中已经完成设置,本发明实施例对此不做限定。
相应的,当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式的时候,步骤S603的具体实现可以为:所述通信站点根据所述初始频谱参数和分簇结果与同簇的其他通信站点进行协商,得到自身的最终频谱参数。
相应的,当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇的簇头节点集中式管理方式时,图7为本发明实施例提供的一种通信站点根据初始频谱参数和分簇结果按照协商方式确定自身的最终频谱参数的方法示意图;如图7所示,所述步骤S603的具体实现可以包括:
步骤S6031:通信站点根据所述分簇结果向自身所在簇的簇头节点发送所述初始频谱参数。
具体的,所述通信站点所在簇的簇头节点信息可以封装在配置节点向所述通信站点发送的分簇结果中,可以理解的,所述簇头节点作为同簇的簇头节点可以是配置节点在为通信站点进行分簇的过程中设置的;所述配置节点还可以在同簇的通信站点中选择信号收发能力、信息处理能力以及抗干扰能力最强的通信站点作为该簇的簇头。
执行所述步骤S6031是用于所述簇头节点根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;而确定最终频谱参数也是依据簇内通信站点之间满足共存条件来实现。
在另一实施例中,如前述实施例所述类似的,所述共存条件可以是同簇的通信站点间互不干扰,或者同簇的通信站点间的干扰在一个设置的范围内。
对于满足同簇的通信站点间互不干扰这一设置的共存条件,同簇的通信站点各自的最终频谱参数可以通过将频谱划分为互斥的频率范围来实 现。
对于满足同簇的通信站点间的干扰在一个设置的范围内这一设置的共存条件,同簇的通信站点各自的最终频谱参数可以通过设置频率及带宽下的发射功率来实现,从而使得同簇的通信站点之间能够在相同的频率及带宽条件下通过发射功率进行区分,从而不会造成对簇内其他的通信站点的干扰。
步骤S6032:所述通信站点接收所述簇头节点发送的最终频谱参数。
这里,所述通信站点在接收所述最终频谱参数之后,依据所述最终频谱参数对频谱资源进行使用。
在所述步骤S603之后,所述通信站点还可以向所述配置节点发送配置反馈消息,所述配置反馈消息包括所述通信站点对应的最终频谱参数,以使得所述配置节点为后续其他通信站点配置初始频谱参数提供依据。
在另一实施例中,当设置的协商方式为集中式协商方式的时候,所述通信站点还可以向同簇的簇头节点发送配置反馈消息,以使得所述簇头节点为后续其他通信站点配置最终的频谱参数提供依据。
本发明实施例提供的另一种频谱管理的方法,通信站点根据从配置节点获取的初始频谱参数为自身确定最终的频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
本发明实施例还提供了一种计算机存储介质,所述计算机存储介质中存储有计算机可执行指令,所述计算机可执行指令用于执行本发明实施例所述的应用于通信站点中的频谱管理的方法。
参见图8,为本发明实施例提供的第一种频谱管理的方法详细实施例,本实施例应用于图1所示的场景,在所述场景下,所述配置节点具体可以是MRC,而通信站点可以包括图1中的BS1至BS6,本实施例中以BS1为例进行说明,可以理解的,本实施例的技术方案也可以应用于通信站点 为BS2至BS6的情况,本实施例的流程如下:
步骤S801:BS1向MRC上报自身的设备参数。
这里,所述设备参数用于MRC为BS1进行分簇;具体的,所述BS1的设备参数可以包括以下参数的至少之一:BS1的位置信息、设备类型信息、设备的无线接入技术信息、运营商信息、支持的频段范围信息、支持的带宽信息、支持的业务信息。
步骤S802:MRC为BS1进行分簇。
本实施例中,所述MRC将通信站点的负载级别结合当前频谱环境下可配置频谱资源情况,例如2320-2370MHz和2300-2320MHz为BS1进行分簇;具体本实施例中的分簇结果为:BS1、BS2、BS3为簇A;BS4、BS5、BS6为簇B,而且同时规划各个簇内的通信站点的可配置频谱范围为:簇A内的通信站点BS1、BS2、BS3的可配置频谱范围为2320-2370MHz,簇B内的通信站点BS4、BS5、BS6的可配置频谱范围为2300-2320MHz。
这样的划分过程不仅实现了对通信站点的分簇,同时还实现了对所述通信站点簇内通信站点配置对应的初始频谱参数,而且保证了不同簇的通信站点之间在频率上是互斥的,从而能够避免不同簇的通信站点之间发生干扰。
需要说明的是,步骤S802中所述配置节点的分簇依据还可以是各BS其他设备参数,例如各BS的位置信息、支持的频段范围、支持的带宽、无线接入技术、运营商等,也可以是所述配置节点自身的运行状态,例如配置节点的负载统计规律、用户需求、当前可配置频谱资源数量和站点间干扰关系等;然后通过簇间频分的方式配置初始频谱资源。
步骤S803:MRC将分簇信息下发给BS1。
这里,步骤S803的分簇信息在本实施例中,不仅包括了分簇结果,例如簇标识和同簇内其他通信站点的标识;还包括了初始频谱参数,例如各 个簇的可配置频谱范围。
具体的,在本实施例中,BS1的分簇信息可以包括:
BS1所在簇的簇标识:A;
BS1所在簇的簇内其他通信站点标识及类型:BS2,fixed;BS3,fixed;
BS1所在簇的簇内通信站点间共存管理方式:分布式协商;
BS1所在簇的频谱使用范围:2320-2370MHz。
因此,BS1可以根据接收到的由MRC下发的分簇信息来为自身确定最终的频谱参数。需要说明的是,对于BS2至BS6而言,MRC也可以按照上述的过程发送与这些BS对应的分簇信息。
步骤S804:BS1确定自身的最终频谱参数。
在本实施例中,BS1根据分簇信息中的分布式协商方式与同簇的BS2和BS3进行协商,其中,BS1、BS2和BS3可以根据现有分布式协商算法,比如博弈论等,通过彼此间信令交互,确定各个BS使用的频谱资源,例如,BS1:2320-2340MHz;BS2:2340-2350MHz;BS3:2350-2370MHz;此外,还可以计算各个BS的发射功率限制,具体的,基于各通信站点间的位置关系、传播模型和所使用的频率来计算彼此不产生干扰时,所允许的最大发射功率分别为:40dBm、35dBm、40dBm,具体对所允许的最大发射功率的计算过程为本领域的常用技术手段,在此不再赘述。
因此,结合BS1、BS2和BS3使用的频谱资源以及频谱资源使用时的最大发射功率,可以得到BS1、BS2和BS3各自的最终频谱参数如表1所示。
Figure PCTCN2014089210-appb-000001
Figure PCTCN2014089210-appb-000002
表1
参见图9,为本发明实施例提供的第二种频谱管理的方法详细实施例,本实施例应用于图2所示的场景,在所述场景下,以通信站点BS1为例对本实施例的技术方案进行说明,配置节点具体可以是频谱协调器SC,频谱管理节点具体可以是作为主系统保护节点的GLDB,在本实施例中,簇内通信站点之间协商方式选为分布式协商方式,本实施例的流程可以包括:
步骤S901:BS1向SC发送注册请求。
这里,所述BS1的设备参数封装在所述注册请求中,所述BS1的设备参数中可以包括以下至少一项信息:BS1的位置信息、设备类型信息、设备的无线接入技术信息、运营商信息、支持的频段范围信息、支持的带宽信息、支持的业务信息等。
步骤S902:SC根据注册请求中的设备参数为BS1进行分簇。
这里,所述SC可以通过通信站点的位置信息为BS1进行分簇,将与BS1物理位置临近的BS2划分与BS1同簇,从而可以得到分簇结果;BS1的分簇结果可以包括:
BS1所在簇的簇标识:簇A;
BS1所在簇的簇内其他通信站点标识:BS2。
步骤S903:SC向BS1发送注册响应。
这里,所述SC可以将BS1的分簇结果封装在注册响应中向BS1返回,以上步骤S901至步骤S903的注册过程也可以被称为初始化过程,或者BS1的服务订阅过程;
在另一实施例中,当簇内通信站点之间的协商方式选为分布式协商方式时,如图9中的虚线箭头所示,还可以包括步骤S903a:SC可以向与BS1同簇的BS2发送分簇反馈信息,所述分簇反馈信息包括BS1的标识,可以用于BS2更新自身的簇信息。
步骤S904:BS1向SC发送频谱接入请求。
这里,BS1发送的频谱接入请求中也可以包括BS1的设备参数,所述设备参数例如,位置信息、设备类型信息、设备标识或设备的无线接入技术信息等。
步骤S905:SC向GLDB发送可用频谱资源请求。
步骤,所述可用频谱资源请求具体可以是请求GLDB的空闲频谱资源,所述空闲频谱资源可以包括BS1的位置信息和设备类型信息。
步骤S906:GLDB根据BS1的位置信息查找BS1所在位置的主系统的频谱使用情况,以及结合BS1的设备类型信息确定可用频谱以及可用频谱的限制信息。
这里,所述可用频谱的限制信息可以包括以下至少一项:发射频率限制、带宽限制、发射信号的相位限制和允许的最大发射功率限制等,优选的本实施例中采用允许的最大发射功率限制。
具体的,GLDB所得到的BS1的可用频谱可以如表2所示:
位置 频率MHz 带宽MHz 最大允许发射功率
L1 f1=530 8 40dBm
L1 f2=560 8 30dBm
L1 f3=480 8 40dBm
L1 f4=710 8 30dBm
表2
步骤S907:GLDB可以将可用频谱以及可用频谱的限制信息返回至SC。
具体的,GLDB可以将表2所示的可用频谱以及可用频谱的限制信息封装在可用频谱资源响应中返回至SC,以使得SC根据该可用频谱以及可用频谱的限制信息为BS1配置初始频谱参数。
在另一实施例中,所述SC也可以在此步骤之后执行S902,可以理解的,由于分簇与配置初始频谱参数均需要BS1的设备参数,而且分簇是配 置初始频谱参数的前提条件,因此,步骤S902的分簇过程可以在所述SC获得BS1的设备参数之后,并且为BS1配置初始频谱参数之前的任何时刻执行,本发明实施例对SC执行步骤S902的具体时刻不作任何限定。
步骤S908:SC为BS1配置初始频谱参数。
这里,所述配置初始频谱参数的具体过程可以包括两种方式:
一种方式是:图10A为本发明实施例提供的一种配置初始频谱参数的具体过程示意图;如图10A所示,步骤S908具体过程可以包括步骤S9081a:SC可以根据所述可用频谱以及可用频谱的限制信息、SC自身所管辖的其他簇的簇内通信站点的设备参数和频谱使用信息为簇A内的BS1配置满足所述共存条件的初始频谱参数。
这里,所述共存条件可以是不同通信站点簇的通信站点间互不干扰,或者不同通信站点簇的通信站点间的干扰在一个设置的范围内;通信站点的设备参数优选为所述通信站点支持的频段范围信息和支持的带宽信息。
具体的,SC自身所管辖的其他簇的簇内通信站点的设备参数和频谱使用信息可以如表3所示,
设备 簇标识 位置 频率MHz 带宽MHz 发射功率
BS3 簇B L3 f1=530 8 40dBm
BS4 簇C L4 f2=560 8 30dBm
BS5 簇B L5 f3=480 8 40dBm
BS6 簇D L6 f4=710 8 30dBm
表3
SC可以根据表2中BS1的可用频谱以及可用频谱的限制信息与表3中的4个通信站点之间的位置关系、信号传播模型计算得到满足BS1不干扰上述四个设备时的初始频谱参数,如表4所示,
位置 频率MHz 带宽MHz 最大允许发射功率
L1 f1=530 8 20dBm
L1 f2=560 8 0dBm
L1 f3=480 8 40dBm
L1 f4=710 8 30dBm
表4
表4所示的BS1的初始频谱参数的含义为:当BS1按照表4的要求进行参数配置时,不会对主系统及其他簇的簇内通信站点造成干扰。
所述配置初始频谱参数的具体过程的另一种方式是,图10B为本发明实施例提供的另一种配置初始频谱参数的具体过程示意图;如图10B所示,S908具体过程可以包括:
步骤S9081b:当SC的物理位置附近有与之相邻的SC时,SC还需要与邻SC通过交互的方式来确定BS1的新的可用频谱以及所述新的可用频谱的限制信息。
具体的,SC根据BS1的可用频谱和可用频谱的限制信息与邻SC进行交互,从而在所述可用频谱的范围内得到BS1的新的可用频谱以及所述新的可用频谱的限制信息,这个新的可用频谱以及所述新的可用频谱的限制信息可以满足BS1不对主系统及邻SC下的通信站点造成干扰,所述新的可用频谱以及所述新的可用频谱的限制信息的具体形式如表5所示;
位置 频率MHz 带宽MHz 最大允许发射功率
L1 f1=530 8 20dBm
L1 f2=560 8 30dBm
L1 f3=480 8 40dBm
L1 f4=710 8 20dBm
表5
步骤S9082b:C可以根据表5所示的新的可用频谱以及所述新的可用 频谱的限制信息和表3所示的SC自身所管辖的其他簇的簇内通信站点的设备参数和频谱使用信息为簇A内的BS1配置满足所述共存条件的初始频谱参数;具体过程前面的说明中已经做了描述,在此不再赘述,可以得到BS1的初始频谱参数如表6所示:
位置 频率MHz 带宽MHz 最大允许发射功率
L1 f1=530 8 20dBm
L1 f3=480 8 40dBm
L1 f4=710 8 20dBm
表6
表6所示的BS1的初始频谱参数的含义为:当BS1按照表6的要求进行参数配置时,不会对主系统、邻SC下的通信站点以及其他簇的簇内通信站点造成干扰。
步骤S909:SC向BS1发送初始频谱参数。
这里,BS1的初始频谱参数可以封装在频谱接入响应中返回值BS1。
步骤S910:BS1与BS2协商最终频谱参数。
这里,BS1在接收到初始频谱参数之后,与同簇的其他通信站点BS2进行协商,来决定最终频谱参数。
具体的,BS2所使用的频谱为f4,位置为L2,发射功率为30dBm;而BS1与BS2互不干扰时,BS1所允许发射功率为10dBm。因此,BS1可选的最终频谱参数可以如表7所示:
位置 频率MHz 带宽MHz 最大允许发射功率
L1 f1=530 8 20dBm
L1 f3=480 8 40dBm
L1 f4=710 8 10dBm
表7
随后,BS1可以根据最大允许发射功率最大化的准则确定选择f3作为运行频谱,且发射功率确定为40dBm,从而得到了BS1的最终频谱参数。
步骤S911:BS1发送自身的最终频谱参数至SC。
这里,SC将BS1的最终频谱参数进行保存,用于为后续其他通信站点资源申请时做簇间共存考虑。
在另一实施例中,本实施例还可以包括步骤S912:SC将BS1的最终频谱参数发送给GLDB;用于为后续其他通信站点资源申请时,GLDB将BS1的最终频谱参数作为对主系统的累计干扰考虑。
参见图11,为本发明实施例提供的第三种频谱管理的方法详细实施例,本实施例应用于图2所示的场景,在所述场景下,以通信站点BS1为例对本实施例的技术方案进行说明,配置节点具体可以是频谱协调器SC,频谱管理节点具体可以是作为主系统保护节点的GLDB,在本实施例中,簇内通信站点之间设置的协商方式选为集中式协商方式,本实施例的流程可以包括:
步骤S1101:BS1向SC发送注册请求。
步骤S1102:SC根据注册请求中的设备参数为BS1进行分簇。
步骤S1103:SC向BS1发送注册响应。
步骤S1104:BS1向SC发送频谱接入请求。
步骤S1105:SC向GLDB发送可用频谱资源请求。
步骤S1106:GLDB根据BS1的位置信息查找BS1所在位置的主系统的频谱使用情况,以及结合BS1的设备类型信息确定频谱信息,并依据主系统保护准则在各频谱信息上对BS1的发射参数进行限制,从而得到BS1的可用频谱以及所述可用频谱的限制信息。
步骤S1107:GLDB可以将可用频谱返回至SC。
步骤S1108:SC为BS配置初始频谱参数。
步骤S1109:SC向BS1发送初始频谱参数。
需要说明的是,步骤S1101至步骤S1109所描述的SC为BS1配置初始频谱参数的具体过程和图9所示的实施例中的步骤S901至步骤S909具体描述大致相同,本实施例不再赘述。
由于本实施例与图9所示实施例之间的差别仅为簇内通信站点之间设置的协商方式不同,因此,本实施例的流程与图9所示实施例的流程相比,首先SC执行步骤S1102之后所示得到的分簇结果中还可以包括簇A的簇头节点,在本实施例中设为BS2;其次,最大的差别就是BS1确定自身最终频谱参数过程的不同。具体如下:
步骤S1110:BS1向BS2发送资源配置请求。
这里,BS1的资源配置请求可以包括SC为BS1发送的初始频谱参数,如表6所示。
步骤S1111:BS2根据初始频谱参数为BS1确定对应的可选的最终频谱参数。
具体的,BS2结合BS1的初始频谱参数以及簇内其他通信站点的频谱使用情况,计算得到BS1可选的最终频谱参数,如表8所示:
位置 频率MHz 带宽MHz 最大允许发射功率
L1 f3=480 8 40dBm
L1 f4=710 8 10dBm
表8
步骤S1112:BS2将表8所述的BS1的可选的最终频谱参数发送给BS1。
这里,BS1的可选的最终频谱参数可以封装在BS2发送的资源配置响应中进行发送。
步骤S1113:BS1确定自身最终频谱参数。
具体的,BS1可以根据最大允许发射功率最大化的准则确定选择f3作 为运行频谱,且发射功率确定为40dBm,从而得到了BS1的最终频谱参数。
步骤S1114:BS1发送自身的最终频谱参数至BS2。
具体的,BS2将BS1的最终频谱参数进行保存,用于为后续同簇内的其他通信站点资源申请时,做簇内共存考虑。
步骤S1115:BS1发送自身的最终频谱参数至SC。
这里,此步骤的具体方式和说明如图9所示实施例相同,在此不再赘述,而且步骤S1115与步骤S1114执行的顺序并没有严格的区分,本发明实施例对两个步骤之间的执行顺序不做具体限定。
参见图12,为本发明实施例提供的第四种频谱管理的方法详细实施例,本实施例应用于图3所示的场景,在所述场景下,以通信站点BS1为例对本实施例的技术方案进行说明,配置节点具体可以是各BS中具体的一个或多个BS组成的功能实体,频谱管理节点具体可以是LSA控制器,在本实施例中,簇内通信站点之间设置的协商方式并不限于分布式协商方式和集中式协商方式,本实施例的流程可以包括:
步骤S1201:BS1向配置节点上报自身的设备参数。
这里,设备参数可以封装在BS1向LSA控制器发送的注册请求中,具体的,BS1的设备参数可以包括:BS1的位置信息、设备类型信息、设备的无线接入技术信息、运营商信息、支持的频段范围信息、支持的带宽信息、支持的业务信息等。
步骤S1202:配置节点根据BS1的设备参数为BS1进行分簇。
步骤S1203:配置节点向BS1发送分簇结果。
步骤S1204:BS1向配置节点发送频谱接入请求。
步骤S1205:配置节点向LSA控制器发送可用LSA频谱接入请求。
需要说明的是,步骤S1202至步骤S1205的具体实现过程如步骤S902至步骤S905中的描述一致,在此不再赘述。
步骤S1206:LSA控制器通过BS1的位置信息查找LSA授权系统在BS1的所在区域内授权的LSA频谱使用情况和LSA授权系统的保护要求,并结合BS1的设备类型信息生成BS1的LSA频谱信息,从而得到BS1的可用频谱以及可用频谱的限制信息。
具体的,如图13所示,为BS1所在区域的LSA频谱信息示意图;授权系统分别在阴影处使用f1、f2,授权系统覆盖边缘如阴影外轮廓所示,其最大可容忍干扰值分别为Imax1,Imax2。
步骤S1207:LSA控制器将BS1的可用频谱以及可用频谱的限制信息返回至配置节点。
步骤S1208:配置节点根据BS1的可用频谱以及可用频谱的限制信息为BS1配置初始频谱参数。
这里,所述配置节点根据BS1所在的位置以及LSA频谱信息,带入传播模型,计算得出在授权系统保护要求下,BS1在f1、f2上的最大允许发射功率分别为:P1=40dBm,P2=30dBm。
随后,配置节点查询其下属其他簇的簇内BS对列表中的LSA频谱(f1,f2)的使用情况,存在如表9所示的可能的簇间干扰:
设备 所属簇 位置 频率MHz 带宽MHz 发射功率
BS3 簇B L3 f1 8 40dBm
BS4 簇B L4 f2 8 30dBm
BS5 簇B L5 f1 8 40dBm
表9
根据BS1与表9中的3个潜在被干扰通信站点间的位置关系、信号传播模型计算满足BS1不干扰上述四个设备时的初始频谱参数,如表10所示:
通信站点 频率MHz 带宽MHz 最大允许发射功率
BS1 f1 8 20dBm
BS1 f2 8 30dBm
表10
表10所示的BS1的初始频谱参数的含义为:当BS1按照表10的要求进行参数配置时,不会对LSA频段授权系统及其他簇的簇内通信站点造成干扰。
步骤S1209:配置节点向BS1发送初始频谱参数。
这里,BS1的初始频谱参数可以封装在频谱接入响应中返回值BS1。
步骤S1210:BS1确定自身的最终频谱参数。
这里,根据设置的协商方式的不同,BS1确定自身的最终频谱参数的具体实现方式也不同。
可以理解的,当设置的协商方式为分布式协商方式的时候,步骤S1210具体实现过程可以如步骤S910至步骤S912所述,在此不再赘述;当设置的协商方式为集中式协商方式的时候,步骤S1210的具体实现过程可以如步骤S1110至步骤S1115所述,在此也不再赘述。
以上通过对本发明实施例在三个具体场景中的详细实施流程的描述,说明了本发明实施例提供的一种频谱管理的方法通过配置节点对通信站点进行分簇,并对分簇后的通信站点配置初始频谱参数,以使得通信站点可以根据分簇结果和初始频谱参数为自身确定最终频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
参见图14A,为本发明实施例提供的一种配置节点140,包括分簇单元1401、配置单元1402和发送单元1403,其中,
所述分簇单元1401,配置为根据划分规则根据所述通信站点的设备参数为所述通信站点进行分簇;
所述配置单元1402,配置为为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间 设置的共存条件;
所述发送单元1403,配置为发送所述初始频谱参数和分簇结果,所述初始频谱参数和分簇结果用于所述通信站点为自身确定对应的最终频谱参数。
这里,所述分簇单元1401进行分簇所依据的划分规则可以是通信站点的设备参数,例如:通信站点的地理位置、支持的频段范围、支持的带宽、无线接入技术、运营商和负载级别等;所述分簇单元1401进行分簇所依据的划分规则也可以是配置节点140自身的运行状态,例如配置节点140的负载统计规律、用户需求、当前可配置频谱资源数量和站点间干扰关系等。可以理解的,所述划分规则可以是在建立网络的过程中,由运营商在设置配置节点140的时候预先设置完毕后再保存在配置节点140中,以便配置节点140后续的读取和使用,本发明实施例对此不做具体限定。
需要说明的是,所述通信站点的设备参数,不仅可以作为分簇单元1401为通信站点进行分簇的划分规则,也可以作为配置单元1402为通信站点配置对应的初始频谱参数的依据,具体的,如图14B所示,所述配置节点140可以通过接收单元1404接收由通信站点发送的设备参数来得到所述通信站点的设备参数。
在实际应用中,所述分簇单元1401的划分规则通常是通信站点的地理位置或者运营商;具体的,在本发明实施例中,除特别说明以外,均以通信站点的地理位置信息作为设置的划分规则来进行技术方案的说明,但并以此为限定。
在另一实施例中,所述分簇单元1401在完成分簇之后,所述发送单元1403会向所述通信站点发送分簇反馈信息,所述分簇反馈信息作为配置节点对通信站点的分簇结果,可以包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所 在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
需要说明的是,当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式时,所述分簇单元1401在对所述通信站点进行完分簇之后,所述发送单元1403还会向与所述通信站点同簇的其他通信站点发送分簇反馈信息,所述分簇反馈信息可以包括,所述通信站点的标识,用于同簇的其他通信站点更新自身的簇信息;具体的协商方式在整个网络的建立过程中已经完成设定,本发明实施例对此不做限定。
这里,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;而所述共存条件可以包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内;需要说明的是,设置的共存条件可以由配置节点根据通信站点的设备参数的情况进行选取,比如,当通信站点之间的频带间隔能够通过频率分集来避免干扰的时候,所述共存条件则为不同通信站点簇的通信站点间互不干扰;当通信站点之间的频带间隔无法单一的通过频率分集来避免干扰的时候,设置的共存条件则为不同通信站点簇的通信站点间的干扰在一个设置的范围。此外,与前述划分规则类似的,所述共存条件也可以是在建立网络的过程中,由运营商在设置配置节点140的时候预先设置完毕后再保存在配置节点140中,以便配置节点140后续直接使用,本发明实施例对此不做具体限定。
在另一实施例中,在图1所示的共享动态分配频谱的系统中,所述配置单元1402,配置为根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
在另一实施例中,在图2和图3所示的次级系统伺机借用主系统空闲频谱的系统以及LSA频谱资源共享的系统中,如图14B所示,所述配置单元1402可以包括:发送模块14021、接收模块14022和配置模块14023,其中,
所述发送模块14021,配置为向所述频谱管理节点发送可用频谱资源请求;
所述接收模块14022,配置为接收所述频谱管理节点确定的可用频谱以及可用频谱的限制信息;
所述配置模块14023,配置为根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
或者,根据所述可用频谱与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
具体的,所述可用频谱请求用于所述频谱管理节点为所述通信站点确定可用频谱以及可用频谱的限制信息。
在另一实施例中,在所述发送模块14021向所述频谱管理节点发送可用频谱资源请求之前,所述接收模块14022还可以用于接收由所述通信站点发送的频谱接入请求,所述频谱接入请求中也可以包括所述通信站点的 设备参数,比如:位置信息、设备类型信息、设备标识、设备的无线接入技术信息等。
所述接收模块14022在接收到频谱接入请求后,所述发送模块14021再向所述频谱管理节点发送可用频谱资源请求,其中所述可用频谱资源请求可以包括所述通信站点的位置信息和设备类型信息。
这里,在次级系统伺机借用主系统空闲频谱的系统中,频谱管理节点可以是作为主系统保护节点的GLDB;则GLDB在接收到所述配置节点发送的可用频谱资源请求之后,根据所述通信站点的位置信息查找所述通信站点所在位置的主系统的频谱使用情况,然后结合所述通信站点的设备类型信息确定可用频谱,并依据主系统保护准则在各频谱信息上对所述通信站点的可用频谱进行限制,本实施例中为对可用频谱的发射功率进行限制;具体的实现过程为本领域技术人员的常规的技术手段,在此不再赘述。
这里,在LSA频谱资源共享的系统中,所述频谱管理节点可以是LSA控制器;则LSA控制器在接收到所述配置节点发送的可用频谱资源请求之后,可以通过所述通信站点的位置信息查找LSA授权系统在所述通信站点的所在区域内授权的LSA频谱使用情况和LSA授权系统的保护要求,并结合设备类型信息生成LSA频谱以及对该LSA频谱的限制信息,具体的实现过程为本领域技术人员的常规技术手段,在此不再赘述。
这里,当配置节点的个数为一个时,所述分簇单元1401进行分簇后通常可以得到多于一个通信站点簇,此时,所述配置模块14023需要在可用频谱以及所述可用频谱的限制信息的基础上结合通信站点的设备参数以及不同的通信站点簇之间的干扰情况为所述通信站点配置满足所述共存条件的初始频谱参数;其中,此处通信站点的设备参数优选为所述通信站点支持的频段范围信息和支持的带宽信息。
具体的,与前述实施例中相同的,所述共存条件可以是不同通信站点 簇的通信站点间互不干扰,或者不同通信站点簇的通信站点间的干扰在一个设置的范围内。
对于满足不同通信站点簇的通信站点间互不干扰这一共存条件,前述实施例中已有描述,在此不再赘述;对于不同通信站点簇的通信站点间的干扰在一个设置的范围内;本实施例可以通过控制不同通信站点簇的通信站点在可用频谱的中频率及带宽下的发射功率来实现,以使得不同通信站点簇的通信站点在相同的频率及带宽条件下通过发射功率进行区分,从而不会造成对其他簇的通信站点的干扰,本发明实施例对此不作具体限定。
在另一实施例中,当配置节点的个数多于一个的时候,所述配置模块14023根据所述可用频谱以及所述可用频谱的限制信息与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,并在所述新的可用频谱以及所述新的可用频谱的限制信息的基础上结合通信站点的设备参数以及不同的通信站点簇之间的干扰情况为所述通信站点配置满足所述共存条件的初始频谱参数;其中,所述通信站点的设备参数可以优选为所述通信站点支持的频段范围信息和支持的带宽信息。
这里,在得到初始频谱参数和分簇结果之后,所述发送单元1403可以将所述初始频谱参数和分簇结果发送至通信站点,以使得所述通信站点根据所述分簇结果和所述初始频谱参数为自身确定对应的最终频谱参数。
需要说明的是,在本实施例中,所述分簇结果可以在分簇单元1401完成分簇后,由所述发送单元1403单独进行发送,也可以在所述配置单元1402在得到所述初始频谱参数之后,所述发送单元1403将分簇结果与所述初始频谱参数一起进行发送,本发明实施例对此不作具体限定。
本发明实施例提供了一种配置节点140,通过配置节点140对通信站点进行分簇,并对分簇后的通信站点配置初始频谱参数,以使得通信站点可 以根据分簇结果和初始频谱参数为自身确定最终频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
结合图14A与图14B所示的实施例,参见图15,为本发明实施例提供的另一种配置节点140,可以包括至少一个通信单元1501、处理器1502、存储器1503和总线1504:所述至少一个通信单元1501、处理器1502、存储器1503通过总线1504连接并完成相互间的通信。
所述总线1504可以是工业标准体系结构(ISA,Industry Standard Architecture)总线、外部设备互连(PCI,Peripheral Component)总线或扩展工业标准体系结构(EISA,Extended Industry Standard Architecture)总线等。所述总线1504可以分为地址总线、数据总线、控制总线等。为便于表示,图15中仅用一条粗线表示,但并不表示仅有一根总线或一种类型的总线。其中:
所述通信单元1501可以是具有电磁波接收和发射功能的天线。
所述存储器1503,配置为存储可执行程序代码,所述程序代码包括计算机操作指令。所述存储器1503可能包含高速RAM存储器,也可能还包括非易失性存储器(non-volatile memory),例如至少一个磁盘存储器。存储设备中存储:操作系统和应用程序,所述存储设备配置为实现本发明实施例的程序代码。所述操作系统配置为控制和实现处理单元执行的处理功能。所述应用程序包含程序代码,如字处理软件、email软件。
所述处理器1502可能是一个中央处理器(CPU,Central Processing Unit),或者是特定集成电路(ASIC,Application Specific Integrated Circuit),或者是被配置成实施本发明实施例的至少一个集成电路。
所述通信单元1501,配置为与外部设备进行通信。
所述处理器1502,配置为根据划分规则为所述通信站点进行分簇;以及为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述 通信站点与其他通信站点簇内的通信站点之间的共存条件;以及通过所述通信单元1501发送所述初始频谱参数和分簇结果,所述初始频谱参数和分簇结果用于所述通信站点确定自身的最终频谱参数。
在另一实施例中,所述处理器1502,配置为根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;具体的,所述共存条件包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内。
在另一实施例中,所述处理器1502,配置为通过所述通信单元1501向频谱管理节点发送可用频谱资源请求,所述可用频谱请求用于所述频谱管理节点为所述至少一个通信站点簇内通信站点确定可用频谱以及可用频谱的限制信息;以及通过所述通信单元1501接收所述频谱管理节点确定的可用频谱以及可用频谱的限制信息;以及根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;或者,根据所述可用频谱与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
在另一实施例中,所述处理器1502,还可以配置为通过所述通信单元1501接收配置反馈消息;以及通过所述通信单元1501将所述配置反馈消息发送至所述频谱管理节点,所述配置反馈消息包括所述通信站点对应的最终频谱参数,用于所述配置节点为后续其他通信站点配置初始频谱参数以及所述频谱管理节点为后续确定可用频谱提供依据。
参见图16,为本发明实施例提供的一种通信站点160,包括发送单元1601、接收单元1602和确定单元1603,其中,
所述发送单元1601,配置为向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;
所述接收单元1602,配置为接收所述配置节点发送的所述初始频谱参数和分簇结果;
所述确定单元1603,配置为根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
这里,所述设备参数用于所述配置节点对通信站点160进行分簇以及配置所述通信站点对应的初始频谱参数,关于配置节点具体进行分簇和配置初始频谱参数的过程,在前述实施例中已有描述,在此不再赘述。
具体的,所述设备参数可以在所述发送单元1601向配置节点进行注册的过程中封装在注册请求中进行发送,也可以在封装在向配置节点发送的频谱接入请求中由所述发送单元1601进行发送,本发明实施例对比不做具体限定。
具体的,所述分簇结果可以包括以下信息中的至少一项:通信站点160所在簇的标识、通信站点160所在簇的簇头节点标识、所述通信站点160所在簇内其他通信站点标识、所述通信站点160所在簇内其他通信站点位置、所述通信站点160所在簇内其他通信站点设备类型、所述通信站点160所在簇的簇内通信站点间共存管理方式、所述通信站点160所在簇内通信站点所允许使用的频率范围;其中,所述通信站点160所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。而具体的协商方式在整个网络的建立过程中已经完成设定,本发明实施例对此不 做限定。
相应的,当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式的时候,所述确定单元1603,配置为根据所述初始频谱参数和分簇结果与同簇的其他通信站点进行协商,得到自身的最终频谱参数。
相应的,当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇的簇头节点集中式管理方式的时候,所述确定单元1603配置为根据所述分簇结果向自身所在簇的簇头节点发送所述初始频谱参数;以及接收所述簇头节点发送的所述最终频谱参数。
具体的,同簇的簇头节点信息可以封装在配置节点发送的分簇结果中,此过程是用于所述簇头节点根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;而确定最终频谱参数也是依据簇内通信站点之间的满足设置的共存条件来实现。
在另一实施例中,如前述实施例所述类似的,设置的共存条件可以是同簇的通信站点间互不干扰,或者同簇的通信站点间的干扰在一个设置的范围内。
对于满足同簇的通信站点间互不干扰这一设置的共存条件,同簇的通信站点各自的最终频谱参数可以通过将频谱划分为互斥的频率范围来实现。
对于满足同簇的通信站点间的干扰在一个设置的范围内这一设置的共存条件,同簇的通信站点各自的最终频谱参数可以通过设置频率及带宽下的发射功率来实现,从而使得同簇的通信站点之间能够在相同的频率及带宽条件下通过发射功率进行区分,从而不会造成对簇内其他的通信站点的干扰。
本实施例中,所述通信站点160在接收所述最终频谱参数之后,依据 所述最终频谱参数对频谱资源进行使用。
在另一实施例中,所述发送单元1601,还配置为向所述配置节点发送配置反馈消息;所述配置反馈消息包括所述通信站点对应的最终频谱参数,以使得所述配置节点为后续其他通信站点配置初始频谱参数提供依据。
在另一实施例中,当设置的协商方式为集中式协商方式的时候,所述发送单元1601,还配置为向同簇的簇头节点发送配置反馈消息,以使得所述簇头节点为后续其他通信站点配置最终的频谱参数提供依据。
本发明实施例提供了一种通信站点160,所述通信站点160根据从配置节点获取的初始频谱参数为自身确定最终的频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
结合图16所示的实施例,参见图17,为本发明实施例提供的一种通信站点160的硬件结构示意图,所述通信站点160可以包括至少一个通信单元1701、处理器1702、存储器1703和总线1704:所述至少一个通信单元1701、处理器1702、存储器1703通过总线1704连接并完成相互间的通信。
所述总线1704可以是工业标准体系结构(ISA,Industry Standard Architecture)总线、外部设备互连(PCI,Peripheral Component)总线或扩展工业标准体系结构(EISA,Extended Industry Standard Architecture)总线等。所述总线1704可以分为地址总线、数据总线、控制总线等。为便于表示,图17中仅用一条粗线表示,但并不表示仅有一根总线或一种类型的总线。其中:
所述通信单元1701可以是具有电磁波接收和发射功能的天线。
所述存储器1703,配置为存储可执行程序代码,所述程序代码包括计算机操作指令。所述存储器1703可能包含高速RAM存储器,也可能还包括非易失性存储器(non-volatile memory),例如至少一个磁盘存储器。存储设备中存储:操作系统和应用程序,所述存储设备配置为实现本发明实 施例的程序代码。所述操作系统配置为控制和实现处理单元执行的处理功能。所述应用程序包含程序代码,如字处理软件、email软件。
所述处理器1702可能是一个中央处理器(CPU,Central Processing Unit),或者是特定集成电路(ASIC,Application Specific Integrated Circuit),或者是被配置成实施本发明实施例的至少一个集成电路。
所述通信单元1701,配置为与外部设备进行通信。
所述处理器1702,可以配置为通过所述通信单元1701向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;以及通过所述通信单元1701接收所述配置节点发送的所述初始频谱参数和分簇结果;以及根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
在另一实施例中,所述处理器1702,可以配置为通过所述通信单元1701根据所述初始频谱参数和分簇结果与同簇的其他通信站点进行协商,得到自身的最终频谱参数。
在另一实施例中,所述处理器1702,可以配置为根据所述分簇结果向自身所在簇的簇头节点发送所述初始频谱参数,以使得所述簇头节点根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;以及通过所述通信单元1701接收所述簇头节点发送的所述最终频谱参数。
在另一实施例中,所述处理器1702,还可以配置为通过所述通信单元1701向所述配置节点发送配置反馈消息。
参见图18,为本发明实施例提供的一种频谱管理的系统,包括配置节点140和通信站点160,其中,所述配置节点140,配置为根据所述通信站点的设备参数为所述通信站点配置初始频谱参数;
所述通信站点160配置为根据所述初始频谱参数确定自身的最终频谱参数。
具体的,所述配置节点140可以为前述任一实施例所述的配置节点。
所述通信站点160可以为前述任一实施例所述的通信站点。
在图14B以及图16所示实施例的基础上,如图19所示,所述配置节点140的接收单元1404通过空间电磁传播与所述通信站点160的发送单元1601相连接;相对应的,所述配置节点140的发送单元1403通过空间电磁传播与所述通信站点160的接收单元1602相连接,在图19中,通过虚线表示两者之间的空间电磁传播。
在图15以及图17所示的实施例的基础上,如图20所示,所述配置节点140的通信单元1501与所述通信站点160的通信单元1701通过空间电磁传播进行连接,在图20中,通过虚线表示两者之间的空间电磁传播。
本发明实施例提供了一种频谱管理的系统,通过配置节点140对通信站点160进行分簇,并对分簇后的通信站点160配置初始频谱参数,以使得通信站点160可以根据分簇结果和初始频谱参数为自身确定最终频谱参数,解决系统内的设备之间的相互共存的问题,避免设备之间的相互干扰。
本领域内的技术人员应明白,本发明的实施例可提供为方法、系统、或计算机程序产品。因此,本发明可采用硬件实施例、软件实施例、或结合软件和硬件方面的实施例的形式。而且,本发明可采用在一个或多个其中包含有计算机可用程序代码的计算机可用存储介质(包括但不限于磁盘存储器和光学存储器等)上实施的计算机程序产品的形式。
本发明是参照根据本发明实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器,使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现 在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的计算机可读存储器中,使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品,该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备上,使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机实现的处理,从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。
以上所述,仅为本发明的较佳实施例而已,并非用于限定本发明的保护范围。
工业实用性
本发明实施例通过配置节点对需要动态分配频谱资源的通信站点进行分组以及初始配置,使得需要动态分配频谱资源的通信站点根据自身的分组以及初配置的情况再进行更加细化的频谱资源配置,从而最终得到频谱参数,解决了通信站点之间的共存问题,避免了通信站点之间的干扰。

Claims (25)

  1. 一种频谱管理的方法,包括:
    配置节点根据划分规则为通信站点进行分簇;
    所述配置节点为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;
    所述配置节点发送所述初始频谱参数和分簇结果,所述初始频谱参数和分簇结果用于所述通信站点确定自身的最终频谱参数。
  2. 根据权利要求1所述的方法,其中,所述配置节点为所述通信站点配置对应的初始频谱参数,包括:
    所述配置节点根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
  3. 根据权利要求1所述的方法,其中,所述配置节点为所述通信站点配置对应的初始频谱参数,包括:
    所述配置节点向频谱管理节点发送可用频谱资源请求,所述可用频谱请求用于所述频谱管理节点为所述通信站点确定可用频谱以及所述可用频谱的限制信息;
    所述配置节点接收所述频谱管理节点确定的所述可用频谱以及所述可用频谱的限制信息;
    所述配置节点根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;或者,所述配置节点根据所述可用频谱与自身相邻的其他配置节点通过协商在所述可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及 所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
  4. 根据权利要求3所述的方法,其中,在所述配置节点发送所述初始频谱参数和分簇结果之后,所述方法还包括:
    所述配置节点接收配置反馈消息;
    所述配置节点将所述配置反馈消息发送至所述频谱管理节点,所述配置反馈消息包括所述通信站点的最终频谱参数,用于所述配置节点为后续其他通信站点配置初始频谱参数以及所述频谱管理节点为后续确定可用频谱提供依据。
  5. 根据权利要求1至4任一项所述的方法,其中,所述共存条件包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内。
  6. 根据权利要求1所述的方法,其中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
  7. 一种频谱管理的方法,包括:
    通信站点向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;
    所述通信站点接收所述配置节点发送的所述初始频谱参数和分簇结 果;
    所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
  8. 根据权利要求7所述的方法,其中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
  9. 根据权利要求8所述的方法,其中,所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数,包括:
    当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式的时候,所述通信站点根据所述初始频谱参数和分簇结果与同簇的其他通信站点进行协商,得到自身的最终频谱参数。
  10. 根据权利要求8所述的方法,其中,所述通信站点根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数,包括:
    当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇的簇头节点集中式管理方式的时候,所述通信站点根据所述分簇结果向自身所在簇的簇头发送所述初始频谱参数,用于所述簇头根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;
    所述通信站点接收所述簇头发送的所述最终频谱参数。
  11. 根据权利要求7至10任一项所述的方法,其中,所述通信站点根 据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数之后,所述方法还包括:
    所述通信站点向所述配置节点发送配置反馈消息。
  12. 一种配置节点,所述配置节点包括:分簇单元、配置单元和发送单元,其中,
    所述分簇单元,配置为根据划分规则为所述通信站点进行分簇;
    所述配置单元,配置为为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;
    所述发送单元,配置为发送所述初始频谱参数和分簇结果,所述初始频谱参数和分簇结果用于所述通信站点确定自身的最终频谱参数。
  13. 根据权利要求12所述的配置节点,其中,所述配置单元,配置为根据所述通信站点的设备参数,及其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
  14. 根据权利要求12所述的配置节点,其中,所述配置单元包括:发送模块、接收模块和配置模块,其中,
    所述发送模块,配置为向频谱管理节点发送可用频谱资源请求,所述可用频谱请求用于所述频谱管理节点为所述至少一个通信站点簇内通信站点确定可用频谱以及所述可用频谱的限制信息;
    所述接收模块,配置为接收所述频谱管理节点确定的可用频谱以及所述可用频谱的限制信息;
    所述配置模块,配置为根据所述可用频谱以及所述可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数;
    或者,根据所述可用频谱与自身相邻的其他配置节点通过协商在所述 可用频谱的范围内得到新的可用频谱以及所述新的可用频谱的限制信息,再根据所述新的可用频谱以及所述新的可用频谱的限制信息、其他通信站点簇内通信站点的设备参数和频谱使用信息为所述通信站点配置满足所述共存条件的初始频谱参数。
  15. 根据权利要求14所述的配置节点,其中,
    所述接收单元,还配置为接收配置反馈消息;
    所述发送单元,还配置为将所述配置反馈消息发送至所述频谱管理节点,所述配置反馈消息包括所述通信站点的最终频谱参数,用于所述配置节点为后续其他通信站点配置初始频谱参数以及所述频谱管理节点为后续确定可用频谱提供依据。
  16. 根据权利要求12至15任一项所述的配置节点,其中,所述共存条件包括:不同通信站点簇的通信站点间互不干扰,或不同通信站点簇的通信站点间的干扰在一个设置的范围内。
  17. 根据权利要求12所述的配置节点,其中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
  18. 一种通信站点,所述通信站点包括:发送单元、接收单元和确定单元,其中,
    所述发送单元,配置为向配置节点发送自身的设备参数,所述设备参 数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;
    所述接收单元,配置为接收所述配置节点发送的所述初始频谱参数和分簇结果;
    所述确定单元,配置为根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
  19. 根据权利要求18所述的通信站点,其中,所述分簇结果包括以下信息中的至少一项:所述通信站点所在簇的标识、所述通信站点所在簇的簇头节点标识、所述通信站点所在簇内其他通信站点标识、所述通信站点所在簇内其他通信站点位置、所述通信站点所在簇内其他通信站点设备类型、所述通信站点所在簇的簇内通信站点间共存管理方式、所述通信站点所在簇内通信站点所允许使用的频率范围;其中,所述通信站点所在簇的簇内通信站点间共存管理方式包括:所述通信站点所在簇内通信站点间分布式协商方式和所述通信站点所在簇的簇头节点集中式管理方式中的一项。
  20. 根据权利要求19所述的通信站点,其中,所述确定单元,配置为当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇内通信站点间分布式协商方式的时候,根据所述初始频谱参数和分簇结果与同簇的其他通信站点进行协商,得到自身的最终频谱参数。
  21. 根据权利要求19所述的通信站点,其中,所述确定单元,配置为当所述通信站点所在簇的簇内通信站点间共存管理方式为所述通信站点所在簇的簇头节点集中式管理方式的时候,根据所述分簇结果向自身所在簇的簇头节点发送所述初始频谱参数,用于所述簇头节点根据所述初始频谱参数为所述通信站点确定对应的最终频谱参数;
    所述接收单元,还配置为接收所述簇头节点发送的所述最终频谱参数。
  22. 根据权利要求18至21任一项所述的通信站点,其中,所述发送单元,还配置为向所述配置节点发送配置反馈消息。
  23. 一种频谱管理的系统,所述系统包括配置节点和通信站点,其中,
    所述配置节点,配置为根据划分规则为通信站点进行分簇;以及为所述通信站点配置对应的初始频谱参数,所述初始频谱参数满足所述通信站点与其他通信站点簇内的通信站点之间的共存条件;以及发送所述初始频谱参数和分簇结果;
    所述通信站点,配置为向配置节点发送自身的设备参数,所述设备参数用于所述配置节点对所述通信站点进行分簇以及配置所述通信站点对应的初始频谱参数;以及接收所述配置节点发送的所述初始频谱参数和分簇结果;以及根据所述初始频谱参数和所述分簇结果确定自身的最终频谱参数。
  24. 一种计算机存储介质,所述计算机存储介质中存储有计算机可执行指令,所述计算机可执行指令用于执行权利要求1至6任一项所述的频谱管理的方法。
  25. 一种计算机存储介质,所述计算机存储介质中存储有计算机可执行指令,所述计算机可执行指令用于执行权利要求7至11任一项所述的频谱管理的方法。
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