WO2022000310A1 - 无线通信的方法、终端设备和网络设备 - Google Patents
无线通信的方法、终端设备和网络设备 Download PDFInfo
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- WO2022000310A1 WO2022000310A1 PCT/CN2020/099428 CN2020099428W WO2022000310A1 WO 2022000310 A1 WO2022000310 A1 WO 2022000310A1 CN 2020099428 W CN2020099428 W CN 2020099428W WO 2022000310 A1 WO2022000310 A1 WO 2022000310A1
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- network slice
- terminal device
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- cell
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
Definitions
- the embodiments of the present application relate to the field of communications, and in particular, to a wireless communication method, a terminal device, and a network device.
- the network architecture of Network Slice is proposed to cope with the differences in user requirements. Specifically, different network handovers can support different types of services.
- the terminal device can perform cell reselection based on the cell reselection measurement criterion and the cell reselection criterion, and when the cell reselection is performed based on the above-mentioned criteria, the terminal device will reselect a cell with high channel quality.
- the service of the terminal equipment is related to network slicing
- the cell reselection is performed according to the above criteria, which may affect the service transmission of the terminal and affect the user experience.
- Embodiments of the present application provide a wireless communication method and a terminal device, which are conducive to reselection to a cell that meets the network slicing requirements of the terminal device, thereby improving user experience.
- a first aspect provides a wireless communication method, including: a terminal device determining a target priority of a frequency point or a cell according to first information, where the first information is used to indicate network slice related information.
- a method for wireless communication including: a network device sending first information to a terminal device, where the first information is used to indicate network slice related information, and the first information is used for the terminal device Determine the target priority of the frequency point or cell.
- a terminal device for executing the method in the first aspect or any possible implementation manner of the first aspect.
- the terminal device includes a unit for executing the method in the first aspect or any possible implementation manner of the first aspect.
- a network device for executing the method in the second aspect or any possible implementation manner of the second aspect.
- the network device includes a unit for executing the method in the second aspect or any possible implementation manner of the second aspect.
- a terminal device in a fifth aspect, includes: a processor and a memory.
- the memory is used for storing a computer program
- the processor is used for calling and running the computer program stored in the memory to execute the method in the above-mentioned first aspect or each implementation manner thereof.
- a network device in a sixth aspect, includes: a processor and a memory.
- the memory is used to store a computer program
- the processor is used to call and run the computer program stored in the memory to execute the method in the second aspect or each of its implementations.
- a chip is provided for implementing any one of the above-mentioned first aspect to the second aspect or the method in each implementation manner thereof.
- the chip includes: a processor for invoking and running a computer program from a memory, so that a device on which the chip is installed executes any one of the above-mentioned first to second aspects or each of its implementations method.
- a computer-readable storage medium for storing a computer program, the computer program causing a computer to execute the method in any one of the above-mentioned first aspect to the second aspect or each of its implementations.
- a computer program product comprising computer program instructions, the computer program instructions causing a computer to execute the method in any one of the above-mentioned first to second aspects or the respective implementations thereof.
- a computer program which, when run on a computer, causes the computer to perform the method in any one of the above-mentioned first to second aspects or the respective implementations thereof.
- the terminal device determines the target priority of the frequency point or cell according to the information related to the network slice, and further, can perform other subsequent operations according to the target priority, such as cell reselection measurement or cell reselection, etc. , which is beneficial to ensure that the terminal equipment is reselected to a cell related to the network slicing service of the terminal equipment, thereby ensuring the normal transmission of the network slicing service of the terminal equipment.
- FIG. 1 is a schematic diagram of an application scenario provided by an embodiment of the present application.
- FIG. 2 is a schematic diagram of a wireless communication method provided by an embodiment of the present application.
- FIG. 3 is a schematic diagram of another wireless communication method provided by an embodiment of the present application.
- FIG. 4 is a schematic block diagram of a terminal device provided by an embodiment of the present application.
- FIG. 5 is a schematic block diagram of a network device provided by an embodiment of the present application.
- FIG. 6 is a schematic block diagram of a communication device provided by another embodiment of the present application.
- FIG. 7 is a schematic block diagram of a chip provided by an embodiment of the present application.
- FIG. 8 is a schematic block diagram of a communication system provided by an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- CDMA Wideband Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LTE-A Advanced Long Term Evolution
- NR New Radio
- NTN Non-Terrestrial Networks
- UMTS Universal Mobile Telecommunication System
- WLAN Wireless Local Area Networks
- Wireless Fidelity Wireless Fidelity
- WiFi fifth-generation communication
- D2D Device to Device
- M2M machine to machine
- MTC machine type communication
- V2V vehicle to vehicle
- V2X vehicle to everything
- the communication system in this embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) distribution. web scene.
- Carrier Aggregation, CA Carrier Aggregation, CA
- DC Dual Connectivity
- SA standalone
- the communication system in the embodiment of the present application may be applied to an unlicensed spectrum, where the unlicensed spectrum may also be considered as a shared spectrum; or, the communication system in the embodiment of the present application may also be applied to a licensed spectrum, where, Licensed spectrum can also be considered unshared spectrum.
- the embodiments of the present application describe various embodiments in conjunction with network equipment and terminal equipment, where the terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
- user equipment User Equipment, UE
- access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
- the terminal device can be a station (STATION, ST) in the WLAN, can be a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, personal digital processing (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, next-generation communication systems such as end devices in NR networks, or future Terminal equipment in the evolved public land mobile network (Public Land Mobile Network, PLMN) network, etc.
- PLMN Public Land Mobile Network
- the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites) superior).
- the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, and an augmented reality (Augmented Reality, AR) terminal Equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
- a mobile phone Mobile Phone
- a tablet computer Pad
- a computer with a wireless transceiver function a virtual reality (Virtual Reality, VR) terminal device
- augmented reality (Augmented Reality, AR) terminal Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
- the terminal device may also be a wearable device.
- Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
- a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
- wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
- the network device may be a device for communicating with a mobile device, and the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA , it can also be a base station (NodeB, NB) in WCDMA, it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or in-vehicle equipment, wearable devices and NR networks
- the network device may have a mobile feature, for example, the network device may be a mobile device.
- the network device may be a satellite or a balloon station.
- the satellite may be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geostationary earth orbit (GEO) satellite, a High Elliptical Orbit (HEO) ) satellite etc.
- the network device may also be a base station set in a location such as land or water.
- a network device may provide services for a cell, and a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network device (
- the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
- Pico cell Femto cell (Femto cell), etc.
- These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
- the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or referred to as a communication terminal, a terminal).
- the network device 110 may provide communication coverage for a particular geographic area, and may communicate with terminal devices located within the coverage area.
- FIG. 1 exemplarily shows one network device and two terminal devices.
- the communication system 100 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. This application The embodiment does not limit this.
- the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
- network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
- a device having a communication function in the network/system may be referred to as a communication device.
- the communication device may include a network device 110 and a terminal device 120 with a communication function, and the network device 110 and the terminal device 120 may be the specific devices described above, which will not be repeated here.
- the communication device may also include other devices in the communication system 100, such as other network entities such as a network controller, a mobility management entity, etc., which are not limited in this embodiment of the present application.
- the "instruction" mentioned in the embodiments of the present application may be a direct instruction, an indirect instruction, or an associated relationship.
- a indicates B it can indicate that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indicates B indirectly, such as A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
- corresponding may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
- the cell reselection process is a process in which the UE in the idle state selects a better cell to provide services by monitoring the signal quality of the serving cell and neighboring cells.
- the UE may choose to camp on this cell.
- the cell measurement may include intra-frequency measurement and inter-frequency or inter-access technology (Radio Access Technology, RAT) measurement.
- RAT Radio Access Technology
- the UE may obtain cell reselection parameters through a broadcast message, such as an intra-frequency measurement activation threshold, where the intra- frequency measurement activation threshold includes an intra-frequency reference signal receiving power (Reference Signal Receiving Power, RSRP) threshold (ie, S intraserachP ) and An intra- frequency reference signal receiving quality (Reference Signal Receiving Quality, RSRQ) threshold (ie, S intraserachQ ).
- RSRP Reference Signal Receiving Power
- RSRQ Reference Signal Receiving Quality
- the UE may determine whether to start the intra-frequency measurement according to the measurement result of the serving cell in combination with the intra-frequency measurement activation threshold.
- the UE may not start the intra-frequency measurement when the measurement result of the serving cell does not meet the intra-frequency measurement start threshold. Otherwise, start the same-frequency measurement.
- the measurement result of the serving cell does not meet the intra- frequency measurement initiation threshold may include S rxlev > S intraserachP , and S qual > S intraserachQ , otherwise, it indicates that the measurement result of the serving cell satisfies the intra-frequency measurement initiation threshold.
- S rxlev represents the RSRP related measurement result of the serving cell
- S rxlev is equal to Qrxlevmeas-Qrxlevmin
- Qrxlevmeas represents the RSRP of the serving cell
- Qrxlevmin can be, for example, -128dBm
- S qual represents the RSRQ related measurement result of the serving cell
- S qual is equal to Qqualmeas-Qqualmin, where Qqualmeas represents the RSRQ of the serving cell
- Qqualmin may be, for example, -60.
- cell reselection parameters such as an inter-frequency measurement start threshold
- the inter-frequency measurement start threshold includes an inter-frequency RSRP threshold (ie, S nonintraserachP ) and an intra- frequency RSRQ threshold (ie, S nonintraserachQ ).
- the UE may determine whether to start inter-frequency or inter-RAT measurement according to the measurement result of the serving cell, the frequency reselection priority combined with the inter-frequency measurement start threshold.
- measurements are always performed for inter-frequency bins or inter-RAT bins with a reselection priority higher than that of the current bin.
- the measurement is performed according to the following rules:
- inter-frequency or inter-RAT measurement is not started. Otherwise, inter-frequency or inter-RAT measurements are initiated.
- the measurement result of the serving cell does not meet the inter- frequency measurement start threshold may include S rxlev > S nonintraserachP and S qual > S nonintraserachQ , otherwise, it indicates that the measurement result of the serving cell meets the inter-frequency measurement start threshold.
- S rxlev represents the RSRP related measurement result of the serving cell
- S rxlev is equal to Qrxlevmeas-Qrxlevmin
- Qrxlevmeas represents the RSRP of the serving cell
- Qrxlevmin can be, for example, -128dBm
- S qual represents the RSRQ related measurement result of the serving cell
- S qual is equal to Qqualmeas-Qqualmin, where Qqualmeas represents the RSRQ of the serving cell
- Qqualmin may be, for example, -60.
- the optimal cell on the highest priority frequency is selected.
- the R criterion for reselection of cells on the same frequency can be used.
- the UE stays in the original cell for more than 1s;
- the S value of the high-priority frequency cell is greater than a preset threshold (ThreshXHigh: high-priority reselection threshold value), and the duration exceeds the reselection time parameter T;
- the UE stays in the original cell for more than 1s;
- the S value of the same-frequency or same-priority cell is less than or equal to a preset threshold (Sintrasearch: intra-frequency measurement start threshold), and the R criterion (Rt>Rs) is continuously satisfied within T time.
- Sintrasearch intra-frequency measurement start threshold
- the UE stays in the serving cell for more than 1s;
- the S value of the serving cell is less than the preset threshold (ThrshServLow: low priority reselection threshold for serving frequency points), and the S value of the low priority frequency cell is greater than the preset threshold (ThrshXLow: low priority reselection threshold) value), and the duration exceeds the reselection time parameter value.
- cell reselection measurement criteria and cell reselection criteria in the above examples are only examples, and with the development of communication technologies, they may also be modified or adjusted, and the present application is not limited thereto.
- the signal quality of the cell is mainly used as the judgment condition, and the cell reselected based on this is the cell with good signal quality, but after the introduction of network slicing, different cells may support different
- the service transmitted by the terminal equipment may require the cell to support a specific network slice. In this case, only the signal quality of the cell is considered for cell reselection, and a cell that does not support the network slice service required by the terminal may be reselected. Terminal service transmission.
- FIG. 2 is a schematic flowchart of a method 200 for wireless communication according to an embodiment of the present application.
- the method 200 may be executed by a terminal device in the communication system shown in FIG. 1 , and as shown in FIG. 2 , the method 200 may include at least some of the following contents:
- the terminal device determines a target priority of a frequency point or a cell according to first information, where the first information is used to indicate network slice related information.
- the embodiments of the present application can be applied to cell reselection scenarios, and of course, can also be applied to other cell selection scenarios, such as cell selection, cell handover scenarios, etc.
- cell handover in related technologies can be combined.
- the conditions may be further determined in combination with the network handover matching conditions in the embodiments of the present application, which are not repeated here for brevity.
- the priority in this embodiment of the present application may also be referred to as a frequency priority for a frequency point, and may also be referred to as a cell priority for a cell.
- Different application scenarios may also correspond to corresponding names, which are not limited in this application.
- the priority may also be referred to as cell reselection frequency point priority, cell reselection priority, etc.
- frequency priority is used.
- the frequency point priority is mainly used as an example for description, but the present application is not limited to this.
- the first information may include at least one of the following:
- Network slice information supported by a candidate cell wherein the candidate cell includes at least one of a serving cell of the terminal device, a neighboring cell, and a cell supporting network slices;
- a frequency point priority configuration information set wherein the frequency point priority configuration information set includes at least one frequency point priority configuration information, each frequency point priority configuration information corresponds to one or more network slices, and each priority configuration information
- the information includes at least one frequency layer and/or a frequency priority corresponding to the frequency layer.
- the network slice information of the terminal device is network slice information supported by the terminal device, or network slice information selected by the terminal device, or preconfigured network slice information, or information about the network slice allowed by the terminal device, or the network slice information registered by the terminal device.
- the network slice information of the terminal device is network slice information supported by the terminal device, network slice information selected by the terminal device, and network slice information allowed by the terminal device. , the union of at least two of the network slice information registered by the terminal device and the preconfigured network slice information. or
- the network slice information of the terminal device is the network slice information supported by the terminal device, the network slice information selected by the terminal device, and the network slice information allowed by the terminal device. , the intersection of at least two items in the network slice information registered by the terminal device and the preconfigured network slice information.
- the network slice information selected by the terminal device may be selected by the terminal device according to at least one of the type of the terminal device, the type of service to be transmitted, or the priority of the network slice.
- the preconfigured network slice information is network slice information preconfigured on the terminal device.
- the preconfigured network slice information may be preconfigured network slice information supported by the terminal device, or preconfigured network slice information corresponding to a service type supported by the terminal device, and the like.
- the network slice information allowed by the terminal device may be configured or pre-configured by the network device.
- the network slice information registered by the terminal device may be the network slice registered during the network registration process.
- the network slice information of the terminal device includes at least one of the following:
- Identification information of network slices such as slice ID (Slice ID), at least one of single network slice selection assistance information (Single Network Slice Selection Assistance Information, S-NSSAI), network slice selection assistance information (Network Slice Selection Assistance Information, NSSAI) ;
- the priority corresponding to the network slice is the priority corresponding to the network slice.
- the network device may be a network device that serves the serving cell, and the terminal device may acquire information about network slices supported by the serving cell from the serving cell.
- the terminal device may obtain the information of the network slice supported by the serving cell through a system broadcast message or radio resource control (Radio Resource Control, RRC) signaling.
- RRC Radio Resource Control
- the information of the network slice supported by the serving cell may also be acquired through other messages or signaling, and the present application is not limited to this.
- the terminal device may also acquire information about network slices supported by at least one neighboring cell from the serving cell.
- the terminal device may acquire information about network slices supported by the at least one neighboring cell through a system broadcast message or RRC signaling.
- the information of the network slice supported by the at least one neighboring cell may also be acquired through other messages or signaling, and the present application is not limited thereto.
- the terminal device may also acquire information about network slices supported by at least one cell or frequency point that supports network slices from the serving cell.
- the terminal device may acquire information about network slices supported by the at least one cell or frequency point through a system broadcast message or RRC signaling.
- the information of the network slice supported by the at least one cell may also be acquired through other messages or signaling, and the present application is not limited thereto.
- the network slice in the network slice information of the terminal device constitutes the first network slice set
- a cell supporting network slice may also be a cell supporting any network slice, or may also be a cell supporting any network slice.
- a cell of the first network slice set, or a cell that supports at least one network slice in the first network slice set, or a cell that supports a specific network slice, for example, the specific network slice is the first network slice.
- the frequency points that support network slices may also be the frequency points that support any network slice, or the frequency points that support the first network slice set, or the frequency points that support the first network slice set.
- the frequency point of at least one network slice may also be a frequency point that supports a specific network slice, for example, the specific network slice is the network slice with the highest priority in the first network slice set or the terminal device desires to select (or in other words, most interesting) network slices.
- the network slice desired to be selected by the terminal device may include one or more network slices in the network slices allowed by the terminal device, or may also include one or more network slices in the network slices supported by the terminal device.
- network slices or may also include one or more network slices determined according to information such as the type of the service to be transmitted, the type of the terminal, etc., the present application is not limited to this.
- the network slice information supported by the serving cell includes at least one of the following:
- the priority corresponding to the network slice supported by the serving cell is the priority corresponding to the network slice supported by the serving cell.
- the network slice information supported by the neighboring cell includes at least one of the following:
- the priority corresponding to the network slice supported by the neighboring cell is the priority corresponding to the network slice supported by the neighboring cell.
- the information on network slices supported by at least one cell or frequency point that supports network slices includes at least one of the following:
- the priority corresponding to the network slice supported by the at least one cell or frequency is the priority corresponding to the network slice supported by the at least one cell or frequency.
- the frequency point priority configuration information set includes at least one frequency point priority configuration information, each frequency point priority configuration information corresponds to one or more network slices, and each frequency point priority configuration information Including at least one frequency layer and/or the frequency point priority corresponding to the frequency layer.
- the frequency layer may also be referred to as a frequency point.
- the first information may further include a cell priority configuration information set, including at least one cell priority configuration information, each cell priority configuration information corresponds to one or more network slices, and each cell priority configuration information corresponds to one or more network slices.
- the pieces of cell priority configuration information include at least one cell and/or a cell priority corresponding to the cell.
- the terminal device may adjust the priority of the frequency point corresponding to the network slice supported by the serving cell, or the priority of the frequency point of the serving cell, to the first frequency point priority.
- the terminal device may adjust the frequency corresponding to the network slice supported by the serving cell, or the frequency of the serving cell to the frequency of the first frequency priority.
- the priority of the first frequency point is higher than that of a specific cell or a specific frequency point, or the priority of the first frequency point is higher than a specific priority threshold.
- the specific cell may be a serving cell
- the specific frequency point may be a frequency point of the serving cell, or referred to as a serving frequency point.
- the specific priority threshold may be the priority corresponding to the frequency point corresponding to the network slice supported by the serving cell, or may be the priority corresponding to the specific frequency point corresponding to the network slice supported by the serving cell, Or it may be the priority corresponding to the frequency of the serving cell before adjustment.
- the adjusted priority can be higher than or equal to the pre-adjusted priority.
- the first frequency point priority may be the highest frequency point priority.
- the frequency corresponding to the network slice supported by the serving cell or the frequency of the serving cell is adjusted to the frequency with the highest frequency priority.
- the terminal device may perform cell reselection measurement and/or cell reselection according to the priority of the first frequency point. For example, the terminal device may perform cell reselection measurement and/or cell reselection on a frequency or cell supporting a specific network slice according to the first frequency point priority, or may also perform cell reselection measurement according to the first frequency point priority , perform cell reselection measurement and/or cell reselection on the serving frequency point, or perform cell reselection measurement and/or cell reselection on the cell of the serving frequency point according to the priority of the first frequency point select.
- the specific cell reselection measurement and cell reselection process reference may be made to the related art, which is not repeated here for brevity.
- the specific network slice may refer to a network slice with the highest priority in the first network slice set, or a network slice that the terminal device expects to select (or is most interested in), or a network slice supported by the serving cell.
- Network Slicing may refer to a network slice with the highest priority in the first network slice set, or a network slice that the terminal device expects to select (or is most interested in), or a network slice supported by the serving cell.
- the terminal device first determines the network slice supported by the serving cell or the frequency layer corresponding to the serving cell, and further determines the frequency layer as the frequency layer of the high frequency point priority, and then Cell reselection measurements and/or cell reselection are performed according to the adjusted frequency point priorities.
- the terminal device may also, under the condition that the first condition is satisfied, convert the frequency point corresponding to the network slice supported by the serving cell or the frequency point corresponding to the frequency point of the serving cell. Priority, adjusted to the priority of the first frequency point.
- the first condition may include at least one of the following:
- the network slice supported by the serving cell includes at least one of the first network slice set
- the network slice supported by the serving cell includes the highest priority network slice in the first network slice set
- the network slice supported by the serving cell includes the network slice expected to be selected by the terminal device;
- the network slice supported by the serving cell is deployed based on frequency points
- the network slice supported by the serving cell is based on cell deployment
- the network slice supported by the serving cell is deployed based on a tracking area (Tracing Area, TA);
- TA Tracking Area
- the terminal device has the support capability of network slicing
- the terminal device has network slice information of the terminal device.
- the network slice supported by the serving cell is based on frequency deployment, which may mean that the network slice supported by the serving cell can be per frequency, that is, each frequency can deploy corresponding Supported network slices.
- the supported network slices corresponding to different frequency points may be the same or may be different.
- the network slice supported by the serving cell is based on cell deployment, which may mean that the network slice supported by the serving cell may be per cell, that is, each cell may deploy a corresponding supported network. slice.
- the supported network slices corresponding to different cells may be the same or may be different.
- the terminal device has the capability of supporting network slicing, that is, the terminal device can support the transmission of services related to the network slicing, or has the capability of relying on the network slicing for communication and service transmission.
- having the network slice information of the terminal device on the terminal device may refer to that the terminal device is configured with supported network slice information, allowed network slice information or registered network slice information, or the like, or the terminal There is an expected network slice on the device, or the terminal device has selected "network slice information selected by the terminal device".
- the terminal device can learn the network slice information of the terminal device, so that the information can be used when determining the priority.
- the cell of the network slicing can further ensure the normal transmission of the service when the terminal device initiates the service related to the network slicing, thereby improving the user experience.
- the terminal device may adjust the priority of the frequency point or cell that supports a specific network slice to the second priority.
- the second priority is a high priority.
- the terminal device may adjust the frequency point or cell that supports a specific network slice to the frequency point or cell of the second priority, or, in other words, the frequency point or cell of high priority.
- the specific network slice includes at least one of a first network slice set, where the first network slice set is a network slice included in the network slice information of the terminal device. That is, the cell or frequency point supporting the specific network slice is a cell or frequency point supporting at least one network slice in the network slices of the terminal device.
- the second priority is higher than the priority of a specific cell or a specific frequency, and the second priority is higher than a specific priority threshold.
- the specific cell may be a serving cell
- the specific frequency point may be a frequency point of the serving cell, or referred to as a serving frequency point.
- the specific priority threshold may be the priority corresponding to the frequency point corresponding to the network slice supported by the serving cell, or may be the priority corresponding to the specific frequency point corresponding to the network slice supported by the serving cell, Or the priority corresponding to the serving frequency, the priority corresponding to the frequency or cell that supports the specific network slice before adjustment.
- the adjusted priority is higher than or equal to the pre-adjusted priority.
- the second priority may be the highest priority.
- the frequency point or cell that supports the specific network slice is adjusted to the frequency point or cell with the highest priority.
- the terminal device may perform cell reselection measurement and/or cell reselection according to the second priority.
- the terminal device may perform cell reselection measurement and/or cell reselection on the frequency point or cell supporting the specific network slice according to the second priority, or may also perform cell reselection according to the second frequency point priority , perform cell reselection measurement and/or cell reselection on the serving frequency point, or perform cell reselection measurement and/or cell reselection on the cell of the serving frequency point according to the priority of the second frequency point select.
- the specific cell reselection measurement and cell reselection process reference may be made to the related art, which is not repeated here for brevity.
- the terminal device first determines the frequency layer corresponding to the cell or frequency point that supports the network slice of the terminal device, and further determines the frequency layer as a high-priority frequency layer, and then Cell reselection measurements and/or cell reselection are performed according to the adjusted priority.
- the terminal device may also adjust the frequency point or cell supporting the specific network slice to the second priority when the second condition is satisfied.
- the second condition may include at least one of the following:
- the network slice supported by the serving cell includes at least one of the first network slice set
- the network slice supported by the serving cell includes the network slice with the highest priority in the first network slice set
- the network slice supported by the serving cell includes the network slice expected to be selected by the terminal device;
- the network slice supported by the serving cell is deployed based on frequency points
- the network slice supported by the serving cell is based on cell deployment
- the network slice supported by the serving cell is based on cell deployment
- the network slice supported by the serving cell is deployed based on the TA area
- the terminal device has the support capability of network slicing
- the terminal device has network slice information of the terminal device.
- the frequency point or cell supporting the network slice of the terminal device as a high-priority frequency point or cell, it is beneficial to reselect the network slice supporting the terminal device in the cell reselection.
- the cell can further ensure normal transmission of services when the terminal device initiates services related to network slicing, thereby improving user experience.
- the target priority of the frequency point or cell may be determined based on the configuration of the network device.
- the terminal device may acquire the set of frequency point priority configuration information from a network device, for example, the terminal device may acquire the frequency point from a broadcast message or RRC signaling of a serving cell.
- a collection of priority configuration information may also be pre-configured or predefined.
- the RRC signaling may be an RRC release (Release) message, or may also be other RRC signaling, for example, RRC dedicated signaling, which the present application is not limited to.
- the terminal device may determine the frequency priority configuration information corresponding to the scheduling specific network slice in the frequency priority configuration information set according to the specific network slice as the target frequency priority configuration information, and further according to the target frequency priority configuration information.
- level configuration information determine the target priority, and further perform cell reselection measurement and/or cell reselection according to the target priority.
- the specific network slice is indicated by the network device.
- the network device may use the first indication information to instruct the terminal device to determine the target priority information and/or the specific network slice according to the specific network slice.
- Slice identification such as Slice ID, S-NSSAI, etc.
- the first indication information may be carried in any downlink signaling or downlink message, for example, RRC signaling (such as in an RRC Release message), or downlink control information (Downlink Control Information, DCI), etc.
- the network device may first receive the first indication information, and learn that the target priority needs to be determined according to a specific network slice, and further, may receive a set of frequency point priority configuration information sent by the network device, and then The target priority information is determined according to the specific network slice and the set of frequency point priority configuration information.
- the terminal device may also first receive the set of frequency point priority configuration information, and further, in the case of receiving the first indication information sent by the network device, the The slice and the set of frequency point priority configuration information determine the target priority information. That is, the first indication information may be used to trigger the terminal device to determine a target priority based on network slice-related information, and further perform cell reselection measurement and/or cell reselection based on the target priority.
- the terminal device may also determine, according to whether the frequency point priority configuration information set is configured, whether to determine the target priority information according to the specific network slice and the frequency point priority configuration information set. For example, when the frequency point priority configuration information set is configured, determine the target priority information according to the specific network slice and the frequency point priority configuration information set, or, if the terminal device does not have After configuring the set of frequency priority configuration information, the terminal device may perform cell reselection measurement and/or cell reselection according to the frequency priority information or cell priority information configured in the RRC signaling or broadcast message.
- the specific network slice indicated by the network device may be determined based on network slice information of the terminal device.
- the specific network slice may be the specific network slice that is prioritized in the first network slice set. The highest-level network slice, or the network slice that supports the service of the terminal device, or the network slice that the terminal device expects to select, and so on.
- the specific network slice may be determined by the terminal device.
- the terminal device may determine the specific network according to at least one item of information related to the network slice, such as the priority of the network slice, the type of the terminal device, the type of service to be transmitted by the terminal device, and other information. slice.
- the specific network slice may be a high-priority network slice, or a highest-priority network slice.
- the specific network slice may be a network slice desired to be selected (or of interest, or requested) by the terminal device.
- the type of the terminal device can be, for example, a URLLC terminal, an MTC terminal or an eMTC terminal, an eMBB terminal or a terminal in NB-IoT, etc.
- Different types of terminal devices can support different types of network slices.
- the terminal device may determine a network slice supported by the type of the terminal device as the specific network slice.
- the service type of the service to be transmitted of the terminal device can be, for example, high reliability and low latency communication (Ultra-Reliable and Low Latency Communication, URLLC), machine type communication (MTC) or large-scale machine type communication (massive type communication).
- machine type of communication mMTC) business, Enhanced Mobile Broadband (eMBB), Industrial Internet of Things (IIoT) business, Narrow Band Internet of Things (NB-IoT) business, etc.
- the types of network slices required by different services may be different.
- the terminal device may determine a network slice supporting the service type of the service to be transmitted as the specific network slice.
- the terminal device determines, based on a specific network slice, the frequency point priority configuration information (determined or selected from the set of frequency point priority configuration information) corresponding to the specific network slice, and according to the The frequency and/or frequency priority information obtained in the frequency priority configuration information is used for cell reselection measurement and/or cell reselection.
- the third embodiment by performing cell reselection measurement and/or cell reselection according to the frequency point priority configured by the network device, it is beneficial to ensure that the terminal device is reselected to a cell that supports the network slice of the terminal device, and further When the terminal device initiates a service related to network slicing, normal transmission of the service can be ensured, thereby improving user experience.
- the terminal device may perform cell reselection measurement and/or cell reselection according to the first information within the first time period.
- the terminal device may perform cell reselection measurement and/or cell reselection according to the network slice information of the terminal device and/or the network slice information supported by the candidate cell within the first time period
- the terminal device may perform cell reselection measurement and/or cell reselection according to the information in the frequency point priority configuration information set within the first time period. Outside the first duration, the terminal device may perform cell reselection measurement and/or cell reselection according to the frequency priority information or cell priority information configured in the RRC signaling or broadcast message.
- the first duration may be configured by a network device, or may also be pre-configured.
- the network device may configure the first duration for the terminal device through RRC signaling.
- the RRC signaling may be an RRC release (Release) message, or may also be other RRC signaling, for example, dedicated to RRC signaling, the present application is not limited to this.
- the terminal device may perform cell reselection measurement and/or cell reselection according to the first information according to a certain period, or may also be triggered by a network device (such as dedicated signaling, specific instructions, etc.) Perform cell reselection measurement and/or cell reselection according to the first information, but the present application is not limited thereto.
- a network device such as dedicated signaling, specific instructions, etc.
- the first duration is the duration of a first timer
- the first timer may be configured by a network device, or may also be pre-configured.
- the network device may configure the first timer for the terminal device through RRC signaling, optionally, the RRC signaling may be an RRC release (Release) message, or may also be other RRC signaling, for example, RRC Dedicated signaling, this application is not limited to this.
- the network device may configure the first timer in the RRC Release message to control the terminal device to adopt the effective time for performing cell reselection based on the slice. For example, when the terminal device receives the RRC Release message and configures the first timer, it starts the first timer. During the operation of the first timer, the terminal device uses the frequency priority based on the slice to perform cell reselection, otherwise, the terminal device performs cell reselection based on the RRC dedicated frequency priority. The frequency priority given in the signaling, or the frequency priority given by the system broadcast, performs cell reselection measurement and/or cell reselection.
- the difference may refer to a partial difference or a complete difference.
- the terminal device does not support network slicing but the network device supports network slicing. In this case, it can be considered that the network slicing of the terminal device does not match the network slicing of the network device. The UE matched by the network device.
- the network slice of the terminal device if the network slice of the terminal device is the same as the part of the network slice supported by the network device, or the specific slice is the same, it may also be considered that the network slice of the terminal device matches the network slice of the network device.
- the device matches the network device, and the terminal device is the UE matched with the network device.
- the network device may instruct the terminal device to have access to a cell or a restricted access cell under certain conditions.
- the specific condition may include that the network slice of the terminal device matches the network slice of the network device.
- the network device may send second indication information to the terminal device, where the second indication information is used to indicate that a matching UE is accessing or that a non-matching UE cannot access, or the second indication information is used to indicate that the UE is accessing Restricted access and/or restricted access cells. In this case, if the terminal device and the network slice do not match the network slice of the network device.
- the UE may consider that the cell is not barred, but the cell is not a suitable cell, but an acceptable cell (eg, only limited business transmission, such as emergency business). In another implementation, for this type of UE, the UE may also consider the cell to be barred, that is, unable to access.
- the wireless communication method according to the embodiment of the present application is described in detail above with reference to FIG. 2 from the perspective of a terminal device, and the wireless communication method according to another embodiment of the present application is described in detail below with reference to FIG. 3 from the perspective of a network device. It should be understood that the description on the side of the network device corresponds to the description on the side of the terminal device, and similar descriptions can be referred to above, which are not repeated here to avoid repetition.
- FIG. 3 is a schematic flowchart of a method 300 for wireless communication according to another embodiment of the present application.
- the method 300 may be executed by a network device in the communication system shown in FIG. 1 .
- the method 300 includes: as follows:
- the network device sends first information to the terminal device, where the first information is used to indicate network slice related information, and the first information is used by the terminal device to determine a target priority of a frequency point or a cell.
- the first information includes at least one of the following:
- Network slice information supported by a candidate cell wherein the candidate cell includes a serving cell of the terminal device, at least one of a neighboring cell and a cell supporting network slice;
- a frequency point priority configuration information set wherein the frequency point priority configuration information set includes at least one frequency point priority configuration information, each frequency point priority configuration information corresponds to one or more network slices, and each frequency point priority
- the level configuration information includes at least one frequency layer and/or a frequency point priority corresponding to the frequency layer.
- the method 300 further includes:
- the network device sends the network slice information supported by the candidate cell to the terminal device through a broadcast message or radio resource control RRC signaling.
- the network slice information supported by the candidate cell includes at least one of the following:
- the priority corresponding to the network slice supported by the candidate cell is the priority corresponding to the network slice supported by the candidate cell.
- the set of frequency point priority configuration information is acquired through a radio resource control RRC release message.
- the method 300 further includes:
- the network device sends first indication information to the terminal device, where the first indication information is used to instruct the terminal device to determine the target priority and/or the identification information of the specific network slice according to a specific network slice.
- the method 300 further includes:
- the network device sends first configuration information to the terminal device, where the first configuration information is used to configure a first duration, wherein, within the first duration, the terminal device performs a cell configuration based on the first information. Reselection measurements and/or cell reselection.
- the first duration is configured through an RRC release message.
- the first duration is the duration of a first timer, and the first timer is configured by an RRC release message.
- FIG. 4 shows a schematic block diagram of a terminal device 400 according to an embodiment of the present application.
- the terminal device 400 includes:
- the processing unit 410 is configured to determine a target priority of a frequency point or a cell according to first information, where the first information is used to indicate network slice related information.
- the processing unit 410 is further configured to:
- cell reselection measurements and/or cell reselection are performed.
- the first information includes at least one of the following:
- Network slice information supported by a candidate cell wherein the candidate cell includes a serving cell of the terminal device, at least one of a neighboring cell and a cell supporting network slice;
- a frequency point priority configuration information set wherein the frequency point priority configuration information set includes at least one frequency point priority configuration information, each frequency point priority configuration information corresponds to one or more network slices, and each frequency point priority
- the level configuration information includes at least one frequency layer and/or a frequency point priority corresponding to the frequency layer.
- the network slice information of the terminal device is network slice information supported by the terminal device, or network slice information selected by the terminal device, or preconfigured network slice information, or the network slice information allowed by the terminal device, or the network slice information registered by the terminal device; or
- the network slice information of the terminal device is the network slice information supported by the terminal device, the network slice information selected by the terminal device, the network slice information allowed by the terminal device, the network slice information registered by the terminal device, and The union of at least two of the preconfigured network slice information; or
- the network slice information of the terminal device is the network slice information supported by the terminal device, the network slice information selected by the terminal device, the network slice information allowed by the terminal device, the network slice information registered by the terminal device, and The intersection of at least two of the preconfigured network slice information.
- the network slice information of the terminal device includes at least one of the following:
- the priority corresponding to the network slice is the priority corresponding to the network slice.
- the terminal device 400 further includes:
- a communication unit configured to acquire the network slice information supported by the candidate cell from a broadcast message or radio resource control RRC signaling.
- the network slice information supported by the candidate cell includes at least one of the following:
- the priority corresponding to the network slice supported by the candidate cell is the priority corresponding to the network slice supported by the candidate cell.
- the processing unit 410 is further configured to:
- the priority of the first frequency point is higher than that of a specific cell or a specific frequency point, or the priority of the first frequency point is higher than a specific priority threshold.
- the first frequency point priority is the highest frequency point priority.
- the processing unit 410 is further configured to:
- the terminal device determines the target priority of the frequency of the serving cell as the first frequency priority.
- the processing unit 410 is further configured to:
- the target priority of the frequency point corresponding to the network slice supported by the serving cell is determined as the first frequency point priority
- the terminal device determines the target priority of the frequency point corresponding to the specific network slice supported by the serving cell as the first frequency point priority.
- the specific network slice is the network slice with the highest priority in the first network slice set or the network slice expected to be selected by the terminal device, wherein the first network slice set is all network slices.
- the first condition includes at least one of the following:
- the network slice supported by the serving cell includes at least one of a first network slice set, where the first network slice set is a network slice included in the network slice information of the terminal device;
- the network slice supported by the serving cell includes the highest priority network slice in the first network slice set
- the network slice supported by the serving cell includes the network slice expected to be selected by the terminal device;
- the network slice supported by the serving cell is deployed based on frequency points
- the network slice supported by the serving cell is based on cell deployment
- the network slice supported by the serving cell is deployed based on the tracking area TA area;
- the terminal device has the support capability of network slicing
- the terminal device has network slice information of the terminal device.
- the processing unit 410 is further configured to:
- cell reselection measurement and/or cell reselection are performed on the frequency point of the serving cell.
- the processing unit 410 is further configured to:
- the second priority is higher than the priority of a specific cell or a specific frequency, the second priority is higher than a specific priority threshold, and the specific network slice includes at least one of the first network slice set, wherein , the first network slice set is a network slice included in the network slice information of the terminal device.
- the specific network slice is a network slice with the highest priority in the first network slice set or a network slice desired to be selected by the terminal device.
- the processing unit 410 is further configured to:
- the target priority of the cell or frequency point supporting the specific network slice is determined as the second priority.
- the second condition includes at least one of the following:
- the network slice supported by the serving cell includes at least one of the first network slice set
- the network slice supported by the serving cell includes the network slice with the highest priority in the first network slice set
- the network slice supported by the serving cell includes the network slice expected to be selected by the terminal device;
- the network slice supported by the serving cell is deployed based on frequency points
- the network slice supported by the serving cell is based on cell deployment
- the network slice supported by the serving cell is based on cell deployment
- the network slice supported by the serving cell is deployed based on the TA area
- the terminal device has the support capability of network slicing
- the terminal device has network slice information of the terminal device.
- the processing unit 410 is further configured to:
- cell reselection measurement and/or cell reselection are performed on cells or frequencies supporting the specific network slice.
- the processing unit 410 is further configured to:
- the frequency point priority configuration information corresponding to the specific network slice is the target frequency point priority configuration information
- the target priority is determined according to the target frequency point priority configuration information.
- the specific network slice is indicated by the network device or determined by the terminal device.
- the terminal device further includes:
- a communication unit configured to receive first indication information of the network device, where the first indication information is used to instruct the terminal device to determine the target priority and/or the specific network slice according to the specific network slice identification information.
- the processing unit 410 is further configured to:
- the specific network slice is determined according to at least one of the priority information corresponding to the network slice, the type of the terminal device, and the type of the service to be transmitted by the terminal device.
- the set of frequency point priority configuration information is obtained through a radio resource control RRC release message.
- the frequency point priority configuration information includes a set of cell reselection frequency point priority configuration information.
- the processing unit 410 is further configured to:
- cell reselection measurement and/or cell reselection are performed according to the first information.
- the first duration is configured through an RRC release message.
- the first duration is the duration of a first timer, and the first timer is configured by an RRC release message.
- the processing unit 410 is further configured to:
- cell reselection measurement and/or cell reselection are performed according to the frequency or cell priority configuration in the RRC signaling or broadcast message.
- the above-mentioned communication unit may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
- the aforementioned processing unit may be one or more processors.
- terminal device 400 may correspond to the terminal device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of the various units in the terminal device 400 are respectively for realizing the method shown in FIG. 2 .
- the corresponding process of the terminal device in 200 is not repeated here for brevity.
- FIG. 5 is a schematic block diagram of a network device according to an embodiment of the present application.
- the network device 500 of FIG. 5 includes:
- the communication unit 510 is configured to send first information to a terminal device, where the first information is used to indicate network slice related information, and the first information is used for the terminal device to determine a target priority of a frequency point or a cell.
- the first information includes at least one of the following:
- Network slice information supported by a candidate cell wherein the candidate cell includes a serving cell of the terminal device, at least one of a neighboring cell and a cell supporting network slice;
- a frequency point priority configuration information set wherein the frequency point priority configuration information set includes at least one frequency point priority configuration information, each frequency point priority configuration information corresponds to one or more network slices, and each frequency point priority
- the level configuration information includes at least one frequency layer and/or a frequency point priority corresponding to the frequency layer.
- the communication unit 510 is further configured to:
- the network slice information supported by the candidate cell is sent to the terminal device through a broadcast message or RRC signaling.
- the network slice information supported by the candidate cell includes at least one of the following:
- the priority corresponding to the network slice supported by the candidate cell is the priority corresponding to the network slice supported by the candidate cell.
- the set of frequency point priority configuration information is acquired through a radio resource control RRC release message.
- the communication unit 510 is further configured to:
- the network device sends first indication information to the terminal device, where the first indication information is used to instruct the terminal device to determine the target priority and/or the identification information of the specific network slice according to a specific network slice.
- the communication unit 510 is further configured to:
- the network device sends first configuration information to the terminal device, where the first configuration information is used to configure a first duration, wherein, within the first duration, the terminal device performs a cell configuration based on the first information. Reselection measurements and/or cell reselection.
- the first duration is configured through an RRC release message.
- the first duration is the duration of a first timer, and the first timer is configured by an RRC release message.
- the above-mentioned communication unit may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
- the aforementioned processing unit may be one or more processors.
- the network device 500 may correspond to the network device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the network device 500 are for realizing the method shown in FIG. 3 respectively.
- the corresponding process of the network device in 300 is not repeated here for brevity.
- FIG. 6 is a schematic structural diagram of a communication device 600 provided by an embodiment of the present application.
- the communication device 600 shown in FIG. 6 includes a processor 610, and the processor 610 can call and run a computer program from a memory, so as to implement the method in the embodiment of the present application.
- the communication device 600 may further include a memory 620 .
- the processor 610 may call and run a computer program from the memory 620 to implement the methods in the embodiments of the present application.
- the memory 620 may be a separate device independent of the processor 610 , or may be integrated in the processor 610 .
- the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
- the transceiver 630 may include a transmitter and a receiver.
- the transceiver 630 may further include antennas, and the number of the antennas may be one or more.
- the communication device 600 may specifically be the network device in this embodiment of the present application, and the communication device 600 may implement the corresponding processes implemented by the network device in each method in the embodiment of the present application. For the sake of brevity, details are not repeated here. .
- the communication device 600 may specifically be the mobile terminal/terminal device of the embodiments of the present application, and the communication device 600 may implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application, for the sake of brevity. , and will not be repeated here.
- FIG. 7 is a schematic structural diagram of a chip according to an embodiment of the present application.
- the chip 700 shown in FIG. 7 includes a processor 710, and the processor 710 can call and run a computer program from a memory, so as to implement the method in this embodiment of the present application.
- the chip 700 may further include a memory 720 .
- the processor 710 may call and run a computer program from the memory 720 to implement the methods in the embodiments of the present application.
- the memory 720 may be a separate device independent of the processor 710 , or may be integrated in the processor 710 .
- the chip 700 may further include an input interface 730 .
- the processor 710 may control the input interface 730 to communicate with other devices or chips, and specifically, may acquire information or data sent by other devices or chips.
- the chip 700 may further include an output interface 740 .
- the processor 710 can control the output interface 740 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
- the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
- the chip can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
- the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
- the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
- FIG. 8 is a schematic block diagram of a communication system 900 provided by an embodiment of the present application. As shown in FIG. 8 , the communication system 900 includes a terminal device 910 and a network device 920 .
- the terminal device 910 can be used to implement the corresponding functions implemented by the terminal device in the above method
- the network device 920 can be used to implement the corresponding functions implemented by the network device in the above method. For brevity, details are not repeated here. .
- the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
- each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
- the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
- DSP Digital Signal Processor
- ASIC Application Specific Integrated Circuit
- FPGA Field Programmable Gate Array
- a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
- the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
- the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
- the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
- the memory in this embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM), an erasable programmable read-only memory (Erasable PROM, EPROM), an electrically programmable read-only memory (Erasable PROM, EPROM). Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- Volatile memory may be Random Access Memory (RAM), which acts as an external cache.
- RAM Static RAM
- DRAM Dynamic RAM
- SDRAM Synchronous DRAM
- SDRAM double data rate synchronous dynamic random access memory
- Double Data Rate SDRAM DDR SDRAM
- enhanced SDRAM ESDRAM
- synchronous link dynamic random access memory Synchlink DRAM, SLDRAM
- Direct Rambus RAM Direct Rambus RAM
- the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
- Embodiments of the present application further provide a computer-readable storage medium for storing a computer program.
- the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
- the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
- the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and are not repeated here for brevity.
- Embodiments of the present application also provide a computer program product, including computer program instructions.
- the computer program product can be applied to the network device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. Repeat.
- the computer program product can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application, For brevity, details are not repeated here.
- the embodiments of the present application also provide a computer program.
- the computer program can be applied to the network device in the embodiments of the present application.
- the computer program When the computer program is run on the computer, it causes the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. For the sake of brevity. , and will not be repeated here.
- the computer program may be applied to the mobile terminal/terminal device in the embodiments of the present application, and when the computer program is run on the computer, the mobile terminal/terminal device implements the various methods of the computer program in the embodiments of the present application.
- the corresponding process for the sake of brevity, will not be repeated here.
- the disclosed system, apparatus and method may be implemented in other manners.
- the apparatus embodiments described above are only illustrative.
- the division of the units is only a logical function division. In actual implementation, there may be other division methods.
- multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
- the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
- the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
- each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
- the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
- the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
- the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
- the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .
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Abstract
Description
Claims (50)
- 一种无线通信的方法,其特征在于,包括:终端设备根据第一信息,确定频点或小区的目标优先级,其中,所述第一信息用于指示网络切片的相关信息。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:所述终端设备根据所述目标优先级,进行小区重选测量和/或小区重选。
- 根据权利要求1或2所述的方法,其特征在于,所述第一信息包括以下中的至少一项:终端设备的网络切片信息;候选小区支持的网络切片信息,其中,所述候选小区包括所述终端设备的服务小区,邻小区和支持网络切片的小区至少之一;频点优先级配置信息集合,其中,所述频点优先级配置信息集包括至少一个频点优先级配置信息,每个频点优先级配置信息对应一个或多个网络切片,每个频点优先级配置信息包括至少一个频率层和/或所述频率层对应的频点优先级。
- 根据权利要求3所述的方法,其特征在于,所述终端设备的网络切片信息为所述终端设备支持的网络切片信息,或者所述终端设备选择的网络切片信息,或者预配置的网络切片信息,或者所述终端设备被允许的网络切片信息,或者所述终端设备注册的网络切片信息;或者所述终端设备的网络切片信息为所述终端设备支持的网络切片信息,所述终端设备选择的网络切片信息,所述终端设备被允许的网络切片信息,所述终端设备注册的网络切片信息和预配置的网络切片信息中的至少两项的并集;或者所述终端设备的网络切片信息为所述终端设备支持的网络切片信息,所述终端设备选择的网络切片信息,所述终端设备被允许的网络切片信息,所述终端设备注册的网络切片信息和预配置的网络切片信息中的至少两项的交集。
- 根据权利要求3或4所述的方法,其特征在于,所述终端设备的网络切片信息包括以下中的至少一项:网络切片的标识信息;网络切片对应的频点;网络切片对应的小区;网络切片对应的优先级。
- 根据权利要求3-5中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备从广播消息或无线资源控制RRC信令中获取所述候选小区支持的网络切片信息。
- 根据权利要求3-6中任一所述的方法,其特征在于,所述候选小区支持的网络切片信息包括以下中的至少一项:所述候选小区支持的网络切片的标识信息;所述候选小区支持的网络切片对应的频点;所述候选小区支持的网络切片对应的小区;所述候选小区支持的网络切片对应的优先级。
- 根据权利要求7所述的方法,其特征在于,所述终端设备根据第一信息,确定频点或小区的目标优先级,包括:所述终端设备将所述服务小区支持的网络切片对应的频点的目标优先级确定为第一频点优先级;或者所述终端设备将所述服务小区的频点的目标优先级确定为第一频点优先级;其中,所述第一频点优先级高于特定小区或特定频点的优先级,或者,所述第一频点优先级高于特定优先级门限。
- 根据权利要求8所述的方法,其特征在于,所述第一频点优先级为最高的频点优先级。
- 根据权利要求8或9所述的方法,其特征在于,所述终端设备将所述服务小区的频点的目标优先级确定为第一频点优先级,包括:所述终端设备在满足第一条件的情况下,将所述服务小区的频点的目标优先级确定为第一频点优先级。
- 根据权利要求8或9所述的方法,其特征在于,所述终端设备将所述服务小区支持的网络切片对应的频点的目标优先级确定为第一频点优先级,包括:所述终端设备在满足第一条件的情况下,将所述服务小区支持的网络切片对应的频点的目标优先级确定为第一频点优先级;或者所述终端设备在满足第一条件的情况下,将所述服务小区支持的特定网络切片对应的频点的目标优先级确定为第一频点优先级。
- 根据权利要求11所述的方法,其特征在于,所述特定网络切片为第一网络切片集合中优先级最高的网络切片或者所述终端设备期望选择的网络切片,其中,所述第一网络切片集合为所述终端设备的网络切片信息中所包括的网络切片。
- 根据权利要求10-12中任一项所述的方法,其特征在于,所述第一条件包括如下中的至少一项:所述服务小区支持的网络切片包括第一网络切片集合中的至少一个,其中,所述第一网络切片集合为所述终端设备的网络切片信息中所包括的网络切片;所述服务小区支持的网络切片包括所述第一网络切片集合中的最高优先级的网络切片;所述服务小区支持的网络切片包括所述终端设备期望选择的网络切片;所述服务小区支持的网络切片基于频点部署;所述服务小区支持的网络切片基于小区部署;所述服务小区支持的网络切片基于跟踪区TA区部署;所述终端设备具备网络切片的支持能力;所述终端设备上具有所述终端设备的网络切片信息。
- 根据权利要求8-13中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备根据所述第一频点优先级,对支持特定网络切片的频点或小区进行小区重选测量和/或小区重选;或所述终端设备根据所述第一频点优先级,对所述服务小区的频点进行小区重选测量和/或小区重选。
- 根据权利要求3-7中任一项所述的方法,其特征在于,所述终端设备根据所述第一信息,确定频点或小区的目标优先级,包括:所述终端设备将支持特定网络切片的小区或频点的目标优先级确定为第二优先级;其中,所述第二优先级高于特定小区或特定频点的优先级,所述第二优先级高于特定优先级门限,所述特定网络切片包括第一网络切片集合中的至少一个,其中,所述第一网络切片集合为所述终端设备的网络切片信息中所包括的网络切片。
- 根据权利要求15所述的方法,其特征在于,所述特定网络切片为所述第一网络切片集合中优先级最高的网络切片或者所述终端设备期望选择的网络切片。
- 根据权利要求15或16所述的方法,其特征在于,所述终端设备将支持特定网络切片的小区或频点的目标优先级确定为第二优先级,包括:所述终端设备在满足第二条件的情况下,将支持所述特定网络切片的小区或频点的目标优先级确定为所述第二优先级。
- 根据权利要求17所述的方法,其特征在于,所述第二条件包括以下中的至少一项:所述服务小区支持的网络切片包括所述第一网络切片集合中的至少一个;所述服务小区支持的网络切片包括所述第一网络切片集合中优先级最高的网络切片;所述服务小区支持的网络切片包括所述终端设备期望选择的网络切片;所述服务小区支持的网络切片基于频点部署;所述服务小区支持的网络切片基于小区部署;所述服务小区支持的网络切片基于小区部署;所述服务小区支持的网络切片基于TA区部署;所述终端设备具备网络切片的支持能力;所述终端设备上具有所述终端设备的网络切片信息。
- 根据权利要求15-18中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备根据所述第二优先级,对支持所述特定网络切片的小区或频点进行小区重选测量和/或小区重选。
- 根据权利要求3-7中任一项所述的方法,其特征在于,所述终端设备根据所述第一信息,确定频点或小区的目标优先级,包括:所述终端设备在所述频点优先级配置信息集合中,确定特定网络切片对应的频点优先级配置信息为目标频点优先级配置信息;根据所述目标频点优先级配置信息确定所述目标优先级。
- 根据权利要求20所述的方法,其特征在于,所述特定网络切片是网络设备指示的或者所述终端设备确定的。
- 根据权利要求21所述的方法,其特征在于,所述方法还包括:所述终端设备接收所述网络设备的第一指示信息,所述第一指示信息用于指示所述终端设备根据所述特定网络切片确定所述目标优先级和/或所述特定网络切片的标识信息。
- 根据权利要求21所述的方法,其特征在于,所述方法还包括:所述终端设备根据网络切片对应的优先级信息,所述终端设备的类型,所述终端设备待传输的业务的类型中的至少一项,确定所述特定网络切片。
- 根据权利要求3-23中任一项所述的方法,其特征在于,所述频点优先级配置信息集合通过无线资源控制RRC释放消息获取。
- 根据权利要求3-24中任一项所述的方法,其特征在于,所述频点优先级配置信息包括小区重选频点优先级配置信息集合。
- 根据权利要求1-25中任一项所述的方法,其特征在于,所述方法还包括:所述终端设备在第一时长内,根据所述第一信息进行小区重选测量和/或小区重选。
- 根据权利要求26所述的方法,其特征在于,所述第一时长通过RRC释放消息配置。
- 根据权利要求26或27所述的方法,其特征在于,所述第一时长为第一定时器的时长,所述第一定时器由RRC释放消息配置。
- 根据权利要求3-28中任一项所述的方法,其特征在于,所述方法还包括:在未配置所述频点优先级配置信息集合或在所述第一时长外,根据RRC信令或广播消息中的频率或小区优先级配置进行小区重选测量和/或小区重选。
- 一种无线通信的方法,其特征在于,包括:网络设备向终端设备发送第一信息,所述第一信息用于指示网络切片的相关信息,所述第一信息用于所述终端设备确定频点或小区的目标优先级。
- 根据权利要求30所述的方法,其特征在于,所述第一信息包括以下中的至少一项:候选小区支持的网络切片信息,其中,所述候选小区包括所述终端设备的服务小区,邻小区和支持网络切片的小区至少之一;频点优先级配置信息集合,其中,所述频点优先级配置信息集包括至少一个频点优先级配置信息,每个频点优先级配置信息对应一个或多个网络切片,每个频点优先级配置信息包括至少一个频率层和/或所述频率层对应的频点优先级。
- 根据权利要求31所述的方法,其特征在于,所述方法还包括:所述网络设备通过广播消息或无线资源控制RRC信令向所述终端设备发送所述候选 小区支持的网络切片信息。
- 根据权利要求2或32所述的方法,其特征在于,所述候选小区支持的网络切片信息包括以下中的至少一项:所述候选小区支持的网络切片的标识信息;所述候选小区支持的网络切片对应的频点;所述候选小区支持的网络切片对应的小区;所述候选小区支持的网络切片对应的优先级。
- 根据权利要求31-33中任一项所述的方法,其特征在于,所述频点优先级配置信息集合通过无线资源控制RRC释放消息获取。
- 根据权利要求30-34中任一项所述的方法,其特征在于,所述方法还包括:所述网络设备向所述终端设备发送第一指示信息,所述第一指示信息用于指示所述终端设备根据特定网络切片确定所述目标优先级和/或所述特定网络切片的标识信息。
- 根据权利要求30-35中任一项所述的方法,其特征在于,所述方法还包括:所述网络设备向所述终端设备发送第一配置信息,所述第一配置信息用于配置第一时长,其中,在所述第一时长内,所述终端设备基于所述第一信息进行小区重选测量和/或小区重选。
- 根据权利要求36所述的方法,其特征在于,所述第一时长通过RRC释放消息配置。
- 根据权利要求36或37所述的方法,其特征在于,所述第一时长为第一定时器的时长,所述第一定时器由RRC释放消息配置。
- 一种终端设备,其特征在于,包括:处理单元,用于根据第一信息,确定频点或小区的目标优先级,其中,所述第一信息用于指示网络切片的相关信息。
- 一种网络设备,其特征在于,包括:通信单元,用于向终端设备发送第一信息,所述第一信息用于指示网络切片的相关信息,所述第一信息用于所述终端设备确定频点或小区的目标优先级
- 一种终端设备,其特征在于,包括:处理器和存储器,该存储器用于存储计算机程序,所述处理器用于调用并运行所述存储器中存储的计算机程序,执行如权利要求1至29中任一项所述的方法。
- 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至29中任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求1至29中任一项所述的方法。
- 一种计算机程序产品,其特征在于,包括计算机程序指令,该计算机程序指令使得计算机执行如权利要求1至29中任一项所述的方法。
- 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求1至29中任一项所述的方法。
- 一种网络设备,其特征在于,包括:处理器和存储器,该存储器用于存储计算机程序,所述处理器用于调用并运行所述存储器中存储的计算机程序,执行如权利要求30至38中任一项所述的方法。
- 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求30至38中任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求30至38中任一项所述的方法。
- 一种计算机程序产品,其特征在于,包括计算机程序指令,该计算机程序指令使得计算机执行如权利要求30至38中任一项所述的方法。
- 一种计算机程序,其特征在于,所述计算机程序使得计算机执行如权利要求30至38中任一项所述的方法。
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115278797A (zh) * | 2022-07-28 | 2022-11-01 | 中国电信股份有限公司 | 终端切片测量方法、装置、设备及存储介质 |
| WO2023030458A1 (zh) * | 2021-09-03 | 2023-03-09 | 华为技术有限公司 | 小区重选方法和通信装置 |
| CN117676724A (zh) * | 2022-08-16 | 2024-03-08 | 中国电信股份有限公司 | 网络接入方法、装置、设备及存储介质 |
| WO2024053918A1 (ko) * | 2022-09-08 | 2024-03-14 | 삼성전자 주식회사 | 차세대 이동통신 시스템에서 기지국이 단말이 원하는 슬라이스를 빠르게 제공하는 방법 및 장치 |
Families Citing this family (4)
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|---|---|---|---|---|
| WO2021149230A1 (ja) * | 2020-01-23 | 2021-07-29 | 日本電信電話株式会社 | 最適化エンジン、最適化方法、及びプログラム |
| CN117158039A (zh) * | 2021-03-16 | 2023-12-01 | 夏普株式会社 | 用于网络切片的优先级信息 |
| CN120826933A (zh) * | 2023-03-14 | 2025-10-21 | Oppo广东移动通信有限公司 | 无线通信的方法、环境能amp设备和网络设备 |
| CN116615929A (zh) * | 2023-03-29 | 2023-08-18 | 北京小米移动软件有限公司 | 小区重选方法、装置、通信装置和存储介质 |
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| WO2023030458A1 (zh) * | 2021-09-03 | 2023-03-09 | 华为技术有限公司 | 小区重选方法和通信装置 |
| CN115278797A (zh) * | 2022-07-28 | 2022-11-01 | 中国电信股份有限公司 | 终端切片测量方法、装置、设备及存储介质 |
| CN117676724A (zh) * | 2022-08-16 | 2024-03-08 | 中国电信股份有限公司 | 网络接入方法、装置、设备及存储介质 |
| CN117676724B (zh) * | 2022-08-16 | 2025-01-03 | 中国电信股份有限公司 | 网络接入方法、装置、设备及存储介质 |
| WO2024053918A1 (ko) * | 2022-09-08 | 2024-03-14 | 삼성전자 주식회사 | 차세대 이동통신 시스템에서 기지국이 단말이 원하는 슬라이스를 빠르게 제공하는 방법 및 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116506906B (zh) | 2025-05-16 |
| JP7628142B2 (ja) | 2025-02-07 |
| CN115552964A (zh) | 2022-12-30 |
| EP4171114A4 (en) | 2023-08-02 |
| CN116506906A (zh) | 2023-07-28 |
| EP4171114A1 (en) | 2023-04-26 |
| US20230138812A1 (en) | 2023-05-04 |
| KR20230028468A (ko) | 2023-02-28 |
| JP2023537569A (ja) | 2023-09-04 |
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