WO2020143689A1 - Procédé et dispositif de transmission d'un signal de référence - Google Patents

Procédé et dispositif de transmission d'un signal de référence Download PDF

Info

Publication number
WO2020143689A1
WO2020143689A1 PCT/CN2020/070995 CN2020070995W WO2020143689A1 WO 2020143689 A1 WO2020143689 A1 WO 2020143689A1 CN 2020070995 W CN2020070995 W CN 2020070995W WO 2020143689 A1 WO2020143689 A1 WO 2020143689A1
Authority
WO
WIPO (PCT)
Prior art keywords
prb
moments
reference signal
terminal device
frequency domain
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2020/070995
Other languages
English (en)
Chinese (zh)
Inventor
刘建琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2020143689A1 publication Critical patent/WO2020143689A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA

Definitions

  • the present application relates to the field of communication technology, and in particular, to a reference signal transmission method and device.
  • LTE long term evolution
  • LTE-advanced, LTE-A advanced long term evolution
  • the user's uplink channel measurement is achieved by sending sounding reference signals (SRS).
  • SRS sounding reference signals
  • the device obtains upstream channel state information by measuring the received SRS.
  • SRS signal transmission adopts a continuous physical resource block (PRB) resource allocation method.
  • PRB physical resource block
  • SRS signal transmission uses PRB interleaved resource allocation.
  • the entire system bandwidth is divided into multiple interleaved PRB clusters.
  • each PRB cluster itself has The discrete comb teeth occupy the entire system bandwidth, so the traditional SRS frequency hopping scheme and design principles are no longer applicable.
  • the present application provides a reference signal transmission method and device for implementing frequency hopping transmission of a reference signal when using a PRB interleaved resource allocation method.
  • a reference signal transmission method includes: a terminal device receives first configuration information from an access network device, where the first configuration information is used to instruct the terminal device to transmit a reference signal in the frequency domain at least two moments Resources, the at least two moments may refer to at least two transmission time points of the reference signal, which may be represented by radio frames, subframes, time slots, or OFDM symbols, etc.
  • the reference signal may be a demodulation reference signal, The channel sounding reference signal, or the preamble signal of the random access channel, etc.; the terminal device determines the physical resource block PRB cluster corresponding to each moment in at least two moments according to the first configuration information, where one PRB cluster consists of equal intervals and A plurality of discontinuous PRBs; the terminal device sends the reference signal to the access network device on the PRB cluster corresponding to each moment.
  • the PRB interleaved resource allocation method when the PRB interleaved resource allocation method is adopted, the frequency hopping transmission of the reference signal can be realized, thereby reducing the delay of channel quality measurement, reducing the power consumption of the terminal device, and achieving the effect of power saving.
  • the first configuration information includes at least one of the following information: a frequency domain resource index, a PRB cluster corresponding to at least two moments, and a PRB corresponding to each moment in at least two moments Cluster, the first moment of at least two moments (the first moment can be any moment of at least two moments, for example, the first moment is the starting moment of at least two moments), or the PRB cluster Frequency interval (optionally, the frequency hopping interval may also be agreed in advance by the access network device and the terminal device, or defined by standards, etc.).
  • the foregoing possible implementation manners can improve the flexibility and diversity of the first configuration information configured by the access network device for the terminal device.
  • the frequency hopping interval is at least one PRB cluster, that is, the frequency hopping interval is at least one PRB cluster may be one or more PRB clusters.
  • the above possible implementation manner provides a simple and effective frequency hopping interval, so that the terminal device can quickly determine the PRB cluster corresponding to each moment according to the first configuration information, thereby improving the efficiency of the terminal device in transmitting the reference signal.
  • the first moment is a starting moment in at least two moments.
  • the terminal device can directly determine the corresponding PRB cluster in the starting time according to the first configuration information, thereby improving the corresponding of the terminal device in the starting time The efficiency of PRB cluster sending reference signal.
  • any two adjacent PRB clusters among the at least three PRB clusters are equally spaced.
  • at least three PRB clusters corresponding to each moment can be evenly dispersed, so that reference signals are sent on the dispersed PRB clusters, thereby improving the accuracy of channel quality measurement.
  • the frequency domain resource indicated by the first configuration information is related to a candidate frequency domain resource of uplink data, and the candidate frequency domain resource of the uplink data is predefined for uplink data transmission. At least one PRB cluster.
  • the PRB cluster corresponding to the first moment in at least two moments is a subset of the PRB clusters corresponding to at least two moments.
  • the relevance of the terminal device transmitting the reference signal in the frequency hopping manner can be improved.
  • a reference signal transmission method includes: an access network device sends first configuration information to a terminal device, where the first configuration information is used to instruct the terminal device to transmit a frequency domain resource of the reference signal at at least two moments
  • the access network device determines the physical resource block PRB cluster corresponding to each moment in at least two moments, where one PRB cluster is composed of multiple PRBs that are equally spaced and discontinuous;
  • the PRB cluster corresponding to the moment receives the reference signal sent by the terminal device.
  • the first configuration information includes at least one of the following information: frequency domain resource index, PRB cluster corresponding to at least two moments, and PRB corresponding to each moment in at least two moments A cluster, a PRB cluster corresponding to a first moment in at least two moments, or a frequency hopping interval.
  • the frequency hopping interval is at least one PRB cluster.
  • the above possible implementation manner provides a simple and effective frequency hopping interval, so that the terminal device can quickly determine the PRB cluster corresponding to each moment according to the first configuration information, thereby improving the efficiency of the terminal device in transmitting the reference signal.
  • the first moment is a starting moment in at least two moments.
  • the terminal device can directly determine the corresponding PRB cluster in the starting time according to the first configuration information, thereby improving the corresponding of the terminal device in the starting time The efficiency of PRB cluster sending reference signal.
  • any two adjacent PRB clusters among the at least three PRB clusters are equally spaced.
  • at least three PRB clusters corresponding to each moment can be evenly dispersed, so that reference signals are sent on the dispersed PRB clusters, thereby improving the accuracy of channel quality measurement.
  • the frequency domain resource indicated by the first configuration information is related to the candidate frequency domain resource of the uplink data, and the candidate frequency domain resource of the uplink data is at least predefined for uplink data transmission.
  • a PRB cluster the accuracy of the channel quality measured by the access network device according to the received reference signal can be improved.
  • the PRB cluster corresponding to the first moment in at least two moments is a subset of the PRB clusters corresponding to at least two moments.
  • the relevance of the terminal device transmitting the reference signal in the frequency hopping manner can be improved.
  • a reference signal transmission apparatus includes: a receiving unit configured to receive first configuration information from an access network device, where the first configuration information is used to instruct a terminal device to transmit a reference signal at at least two moments The frequency domain resource; the processing unit, used to determine the PRB cluster corresponding to each moment in at least two moments according to the first configuration information, where a PRB cluster is composed of multiple PRBs that are equally spaced and discontinuous; the sending unit, It is used to send the reference signal to the access network device on the PRB cluster corresponding to each moment.
  • the first configuration information includes at least one of the following information: frequency domain resource index, PRB cluster corresponding to at least two moments, and PRB corresponding to each moment in at least two moments A cluster, a PRB cluster corresponding to a first moment in at least two moments, or a frequency hopping interval.
  • the frequency hopping interval is at least one PRB cluster.
  • the first moment is a starting moment in at least two moments.
  • any two adjacent PRB clusters among the at least three PRB clusters are equally spaced.
  • the frequency domain resource indicated by the first configuration information is related to the candidate frequency domain resource of the uplink data
  • the candidate frequency domain resource of the uplink data is at least a predefined frequency domain used for uplink data transmission.
  • a PRB cluster is related to the candidate frequency domain resource of the uplink data
  • the candidate frequency domain resource of the uplink data is at least a predefined frequency domain used for uplink data transmission.
  • the PRB cluster corresponding to the first moment in at least two moments is a subset of the PRB clusters corresponding to at least two moments.
  • a reference signal transmission apparatus includes: a sending unit for sending first configuration information to a terminal device, where the first configuration information is used to instruct the terminal device to transmit the frequency of the reference signal at at least two moments Domain resources; a processing unit for determining PRB clusters corresponding to physical resource blocks at each of at least two moments, where a PRB cluster is composed of multiple PRBs that are equally spaced and discontinuous; a receiving unit is used for The PRB cluster corresponding to each moment receives the reference signal sent by the terminal device.
  • the first configuration information includes at least one of the following information: frequency domain resource index, PRB cluster corresponding to at least two moments, and PRB corresponding to each moment in at least two moments A cluster, a PRB cluster corresponding to a first moment in at least two moments, or a frequency hopping interval.
  • the frequency hopping interval is at least one PRB cluster.
  • the first moment is a starting moment in at least two moments.
  • any two adjacent PRB clusters among the at least three PRB clusters are equally spaced.
  • the frequency domain resource indicated by the first configuration information is related to the candidate frequency domain resource of the uplink data, and the candidate frequency domain resource of the uplink data is at least predefined for uplink data transmission.
  • a PRB cluster is related to the candidate frequency domain resource of the uplink data, and the candidate frequency domain resource of the uplink data is at least predefined for uplink data transmission.
  • the PRB cluster corresponding to the first moment in at least two moments is a subset of the PRB clusters corresponding to at least two moments.
  • a reference signal transmission device which is a terminal device or a chip built in the terminal device, the device includes: a memory, and a processor coupled to the memory, and the memory stores codes and data, The processor running the code in the memory causes the device to execute the reference signal transmission method provided in the first aspect or any possible implementation manner of the first aspect.
  • a reference signal transmission device is provided.
  • the device is an access network device or a chip built in the access network device.
  • the device includes: a memory, and a processor coupled to the memory.
  • the memory stores Code and data.
  • the processor runs the code in the memory to cause the device to execute the reference signal transmission method provided in the second aspect or any possible implementation manner of the second aspect.
  • a communication system in yet another aspect of the present application, includes an access network device and a terminal device; wherein the terminal device is the terminal device provided in any of the above aspects, and is used to perform the first aspect or the first aspect
  • the reference signal transmission method provided in any possible implementation manner of the Internet access device; the access network device is the access network device provided in any of the above aspects, and is used to perform the second aspect or any possible implementation manner of the second aspect Provided reference signal transmission method.
  • a computer-readable storage medium in which instructions are stored in a computer-readable storage medium, which when executed on a computer, causes the computer to perform the first aspect or the first aspect Reference signal transmission method provided by any possible implementation manner.
  • a computer-readable storage medium in which instructions are stored in a computer-readable storage medium, which when executed on a computer, causes the computer to perform the second aspect or the second aspect Reference signal transmission method provided by any possible implementation manner.
  • a computer program product that, when the computer program product runs on a computer, causes the computer to perform the reference signal transmission provided by the first aspect or any possible implementation manner of the first aspect method.
  • a computer program product that, when the computer program product runs on a computer, causes the computer to perform the reference signal transmission provided by the second aspect or any possible implementation manner of the second aspect method.
  • any device, communication system, computer storage medium, or computer program product of any of the reference signal transmission methods provided above is used to perform the corresponding method provided above, and therefore, the beneficial effects it can achieve Refer to the beneficial effects in the corresponding methods provided above, which will not be repeated here.
  • FIG. 1 is a schematic structural diagram of a communication system provided by an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a reference signal transmission method according to an embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a wireless frame provided by an embodiment of the present application.
  • FIG. 4 is a schematic diagram of a PRB cluster provided by an embodiment of this application.
  • FIG. 5 is a schematic diagram of a frequency hopping interval provided by an embodiment of this application.
  • FIG. 6 is a schematic diagram of a candidate frequency domain resource of uplink data provided by an embodiment of the present application.
  • FIG. 7 is a schematic structural diagram of a terminal device according to an embodiment of this application.
  • FIG. 8 is a first schematic structural diagram of a reference signal transmission device according to an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of an access network device according to an embodiment of this application.
  • FIG. 10 is a second schematic structural diagram of a reference signal transmission device according to an embodiment of the present application.
  • At least one refers to one or more, and “multiple” refers to two or more.
  • “And/or” describes the relationship of the related objects, indicating that there can be three relationships, for example, A and/or B, which can mean: A exists alone, A and B exist at the same time, B exists alone, where A, B can be singular or plural.
  • “At least one of the following” or similar expressions refers to any combination of these items, including any combination of single items or plural items.
  • at least one (a) of a, b, or c may represent: a, b, c, a-b, a-c, b-c, or a-b-c, where a, b, and c may be single or multiple.
  • the character "/" generally indicates that the related object is a "or” relationship.
  • the words “first” and “second” do not limit the number and the execution order.
  • the reference signal transmission method provided in the embodiments of the present application can be applied to various communication systems, such as: global mobile communication system (global system for mobile communications, GSM), general packet radio service (general packet radio service, GPRS) system, and code Code division multiple access (CDMA) system, CDMA2000 system, wideband code division multiple access (WCDMA) system, long term evolution (LTE) system, long-term evolution follow-up evolution (LTE -advanced, LTE-A) system, and various other communication systems.
  • GSM global system for mobile communications
  • general packet radio service general packet radio service
  • CDMA Code Division multiple access
  • CDMA2000 CDMA2000 system
  • WCDMA wideband code division multiple access
  • LTE long term evolution
  • LTE-advanced LTE -advanced
  • LTE-A long-term evolution follow-up evolution
  • FIG. 1 is a schematic structural diagram of a communication system provided by an embodiment of the present application.
  • the communication system includes an access network device 101 and a terminal device 102.
  • the access network device is a device deployed in a wireless access network to provide wireless communication functions for terminal devices.
  • the access network equipment may include various forms of macro base stations (BS), micro base stations (also called small stations), relay stations, or access points.
  • BS macro base stations
  • micro base stations also called small stations
  • relay stations or access points.
  • the names of devices with wireless access functions may be different.
  • eNB evolved Node B
  • eNodeB evolved Node B
  • Node B Node B
  • Node B Node B
  • it is simply referred to as an access network device, and sometimes referred to as a base station.
  • the terminal devices involved in the embodiments of the present application may include various handheld devices with wireless communication functions, in-vehicle devices, wearable devices, computing devices, or other processing devices connected to a wireless modem.
  • the terminal device may be called a wireless device, and may also be called a mobile station (mobile station, MS for short), a terminal, a user equipment (UE), and so on.
  • MS mobile station
  • UE user equipment
  • the terminal device may include a subscriber unit (subscriber unit), a cellular phone (cellular), a smart phone (smart phone), a wireless data card, a personal digital assistant (personal digital assistant (PDA) computer, a tablet computer, a modem ( modem or modem processor, handheld device, handheld computer, laptop computer, netbook, cordless phone or cordless local loop (WLL) station, Bluetooth device , Machine type communication (machine type communication, MTC) terminal, etc.
  • subscriber unit subscriber unit
  • cellular phone cellular
  • smart phone smart phone
  • wireless data card a personal digital assistant (personal digital assistant (personal digital assistant (PDA) computer
  • PDA personal digital assistant
  • modem modem or modem processor
  • handheld device handheld computer
  • laptop computer netbook
  • cordless phone or cordless local loop (WLL) station Bluetooth device
  • Machine type communication machine type communication, MTC terminal, etc.
  • MTC Machine type communication
  • Terminal equipment can support one or more wireless technologies for wireless communication, such as 5G, LTE, WCDMA, CDMA 1X, time division-synchronous code division multiple access (time division-synchronous code division multiple access, TS-SCDMA), GSM , 802.11 and so on.
  • the terminal equipment may also support carrier aggregation technology.
  • Multiple terminal devices can perform the same or different services. For example, mobile broadband services, enhanced mobile broadband (enhanced mobile broadband, eMBB) services, terminal equipment extremely high reliability and low latency communication (ultra-reliable and low-latency communication, URLLC) services, and so on.
  • mobile broadband services enhanced mobile broadband (enhanced mobile broadband, eMBB) services
  • eMBB enhanced mobile broadband
  • URLLC ultra-reliable and low-latency communication
  • the access network device 101 has a shared channel scheduling function, and has a function of establishing scheduling based on the history of packet data sent to the terminal device 102. Scheduling is when multiple terminal devices 102 share transmission resources, a mechanism is needed to Effectively allocate physical layer resources to obtain statistical multiplexing gain.
  • multiple terminal devices 102 may be located in the serving cell of the access network device 101.
  • the serving cell of the access network device 101 may include one or more, and the serving cell may also be referred to as a cell.
  • the terminal device 102 has a function of transmitting and receiving data through the communication channel established with the access network device 101.
  • the terminal device 102 performs a shared channel transmission or reception process according to the information transmitted by the access network device 101 through the scheduling control channel.
  • the access network device 101 and the terminal device 102 receive and send data through a communication channel.
  • the communication channel may be a wireless communication channel.
  • the wireless communication channels at least a shared channel and a scheduling control channel exist. Packets are sent and received to be shared among multiple terminal devices 102, and the scheduling control channel is used to transmit shared channel assignments, and corresponding scheduling results.
  • the terminal device 102 may send a reference signal (reference signal, RS) to the access network device 101, and the reference signal may be used for measuring channel quality, or for coherent detection and data for the terminal device 102 Demodulation, etc.
  • the terminal device 102 may send a reference signal according to the instruction of the access network device 101, and the access network device 101 may determine the uplink channel state information of the terminal device 102 according to the received reference signal, and perform corresponding actions according to the obtained channel state information. Frequency domain selection scheduling, power control and other operations.
  • the communication system may also include other network elements.
  • the communication system may further include a serving gateway (serving gateway (SGW), a packet data gateway (packet gateway, PGW), and a mobility management entity (MME) and the home subscriber server (home subscriber) (HSS) are not specifically limited in the embodiments of the present application.
  • serving gateway serving gateway
  • PGW packet data gateway
  • MME mobility management entity
  • HSS home subscriber server
  • FIG. 2 is a schematic flowchart of a reference signal transmission method provided by an embodiment of the present application. The method can be applied to the communication system shown in FIG. 1 described above. Referring to FIG. 2, the method includes the following steps.
  • the access network device sends first configuration information to the terminal device, where the first configuration information is used to instruct the terminal device to transmit the frequency domain resource of the reference signal at at least two moments.
  • the at least two moments refer to at least two transmission moments of the reference signal, that is, the moments when the terminal device transmits the reference signal in a frequency hopping manner, at least two moments may correspond to at least two hops, that is, each hop transmission corresponds to one time.
  • the at least two moments may include two or more than two moments, and each moment may be represented by a time domain resource.
  • the time domain resource corresponding to each moment may be represented by a radio frame, subframe, time slot, or orthogonal frequency division multiplexing (OFDM) symbol.
  • OFDM orthogonal frequency division multiplexing
  • the number of time slots included in each subframe varies with system parameters Different, for example, at 15kHz, a subframe is equivalent to a slot, and at 30kHz, a subframe includes 2 slots, at 60kHz a subframe includes 4 slots, etc.
  • the frame includes 2 time slots as an example. If at least two times include time 1 and time 2, the time domain resource corresponding to time 1 may be time slot #0, and the time domain resource corresponding to time 2 may be other than time slot #3 or any other non-time slot #0
  • the time slots and the like are not specifically limited in this embodiment of the present application.
  • Slot #0 here is a slot with index number 0, and slot #3 is a slot with index number 3.
  • the reference signal may refer to a signal used for measuring channel quality, or used for signal detection or data demodulation.
  • the reference signal may be a demodulation reference signal (DMRS), a channel sounding reference signal (SRS) and a random access channel (RACH) preamble signal.
  • DMRS demodulation reference signal
  • SRS channel sounding reference signal
  • RACH random access channel
  • SRS transmission uses a physical resource block (PRB) interleaved resource allocation method.
  • the entire system bandwidth is divided into multiple PRB clusters in an interleaved manner.
  • Each PRB cluster includes multiple PRB clusters dispersed Distributed across the entire system bandwidth.
  • the access network device may send the first configuration information to the terminal device, and the first configuration information may be used to indicate that the terminal device is in The frequency domain resource of the SRS is transmitted at least two moments, that is, the access network device instructs the terminal device to transmit the frequency domain resource of the SRS through frequency hopping through the first configuration information.
  • the first configuration information is used to instruct the terminal device to transmit some frequency hopping related parameters of the SRS, such as the frequency hopping start position, frequency hopping interval, frequency hopping pattern, etc., which is not specific in the embodiments of the present application. limited. It should be understood that the first configuration information may not explicitly indicate the SRS frequency domain resource location information at each of the at least two moments, but the terminal device implicitly determines each of the at least two moments according to the first configuration information
  • the SRS frequency domain resources are within the scope of protection of this application.
  • the access network device may send the first configuration information to the terminal device through high-level signaling, for example, the high-level signaling may be radio resource control (RRC) signaling, etc.; or, the access network device
  • the first configuration information may be sent to the terminal device through physical layer signaling, for example, the physical layer signaling may be downlink control information, or the like; or, the access network device may send the first configuration through high layer signaling and physical layer signaling together
  • the information is sent to the terminal device, which is not specifically limited in this embodiment of the present application.
  • the terminal device receives the first configuration information from the access network device.
  • the first configuration information is consistent with the first configuration information in S201 above. For details, refer to the description about the first configuration information as described below.
  • the terminal device determines the PRB cluster corresponding to each moment in at least two moments according to the first configuration information.
  • the terminal device may determine the PRB cluster corresponding to each time in at least two moments according to the first configuration information, and each PRB cluster is composed of multiple PRBs that are equally spaced and discontinuous.
  • the PRB cluster includes 4 PRBs, and the interval between any two adjacent PRBs is 2 PRBs.
  • the PRB cluster specifically includes PRB1, PRB4, PRB7, and PRB10. Taking the system bandwidth of 20 MHz as an example, the number of PRB clusters into which the entire system bandwidth is divided under different subcarrier intervals and the candidate values of the number of PRBs included in each PRB cluster are shown in Table 1 below.
  • the number of PRBs included in different PRB clusters may be non-uniform.
  • some of the 12 PRB clusters include The number of PRBs is 8, and the number of PRBs included in some PRB clusters is 9.
  • the PRBs constituting the PRB cluster may be unequally spaced.
  • the first configuration information may include at least one of the following information: frequency domain resource index, PRB cluster corresponding to at least two moments, PRB cluster corresponding to each moment of at least two moments, and The PRB cluster or frequency hopping interval corresponding to the first moment.
  • the information that the first configuration information may include a frequency domain resource index and a PRB cluster corresponding to the first moment in at least two moments.
  • the information that the first configuration information may include at least two PRB clusters corresponding to the moment, and a PRB cluster corresponding to the first moment among the at least two moments.
  • the first configuration information may include information including a PRB cluster and a frequency hopping interval corresponding to the first moment in at least two moments.
  • the information that the first configuration information may include is a PRB cluster corresponding to each moment in at least two moments.
  • the first configuration information may include information on a frequency domain resource index, PRB clusters corresponding to at least two moments and PRB clusters corresponding to a first moment among at least two moments.
  • the frequency hopping interval may be configured by the access network device to the terminal device through the first configuration information, or may be a predefined value, for example, a certain value specified in the standard, access The network device and the terminal device agree on a certain value, etc., which is not specifically limited in this embodiment of the present application.
  • the access network device may send the plurality of different information to the terminal device at one time, or may send the plurality of different information to the terminal device by multiple times, each time One or more of many different messages can be sent. The following describes each type of information above.
  • the frequency domain resource index may also be referred to as an SRS frequency domain resource index, which is used to index the frequency domain resources transmitting SRS, and the SRS frequency domain resource index may be used to indicate the SRS frequency domain resources configured at the cell level.
  • Each cell-level SRS frequency domain resource may correspond to one or more user-level SRS frequency domain resources.
  • C SRS can represent the SRS frequency domain resource index configured at the cell level
  • B SRS can represent the SRS frequency domain resource index configured at the user level.
  • m SRS represents the SRS frequency domain resource corresponding to the SRS frequency domain resource index.
  • a set of (4) user-level SRS frequency domain resources can be determined through C SRS , and the SRS frequency domain resources configured for the terminal device can be determined according to B SRS as a specific One.
  • the SRS frequency domain resource index may be used to indicate the maximum frequency domain resource of SRS frequency hopping configured at the user level, and the maximum frequency domain resource of SRS frequency hopping configured at each user level corresponds to the target SRS frequency to be measured by the user Domain resource, the maximum frequency domain resource of SRS frequency hopping configured at each user level corresponds to the starting SRS frequency domain resource of several candidate SRS frequency hopping.
  • the terminal device performs frequency hopping from the starting SRS frequency domain resource index according to the first configuration information until traversing the maximum frequency domain resource of the SRS frequency hopping.
  • the starting SRS frequency domain resource of SRS frequency hopping is a resource composed of PRB cluster 1, PRB cluster 5 and PRB cluster 11, and the maximum frequency domain resource of SRS frequency hopping is A resource consisting of PRB clusters 1-12, where 1-12 is the sequence number of the PRB cluster.
  • the terminal device transmits the SRS on the PRB cluster 1, PRB cluster 5, and PRB cluster 11 at the time of the first SRS transmission, and at the time of the second SRS transmission, the SRS is at
  • the PRB clusters corresponding to at least two moments may refer to a set of PRB clusters corresponding to each moment in at least two moments.
  • the PRB clusters corresponding to at least two moments may also be the upper-level SRS frequency domain resource, and the lower-level SRS frequency domain resource may be a subset of the upper-level SRS frequency domain resource, that is, at least two moments.
  • the PRB cluster corresponding to the first moment is a subset of the PRB clusters corresponding to the second moment or the third moment in at least two moments.
  • the PRB cluster corresponding to at least two moments may be 6 (1, 3, 5, 7, 9, 11), at least two moments Including the first moment, the second moment and the third moment, the PRB cluster corresponding to the first moment can be 1(1), the PRB cluster corresponding to the second moment can be 3(1,5,11), and the third moment corresponds to The PRB cluster can be 6 (1, 3, 5, 7, 9, 11).
  • 6 in the above 6 (1, 3, 5, 7, 9, 11) represents the number of PRB clusters, that is, 6 PRB clusters; 1, 3, 5, 7, 9, and 11 are 6
  • the serial numbers of the PRB clusters namely PRB cluster 1, PRB cluster 3, PRB cluster 5, PRB cluster 7, PRB cluster 9 and PRB cluster 11.
  • the first moment of the at least two moments may refer to any one of the at least two moments; optionally, the first moment may be the starting moment, that is, the moment when the terminal device transmits the SRS for the first time in a round of SRS frequency hopping.
  • the frequency hopping interval may refer to the interval between PRB clusters that transmit SRS two times adjacently; optionally, the frequency hopping interval may be at least one PRB cluster, that is, the frequency hopping interval may be one PRB cluster or multiple PRB clusters. For example, if the PRB clusters transmitting the SRS twice are 3 (1, 5, 9) and 3 (3, 7, 11), the frequency hopping interval may be 2, that is, the frequency hopping interval is two PRB clusters.
  • the first configuration information may include: a PRB cluster corresponding to at least two moments and a PRB cluster corresponding to the first moment, then when the terminal device receives the first configuration information, the terminal device may The PRB cluster corresponding to each moment is determined according to information such as the number of PRB clusters corresponding to at least two moments, the number of PRB clusters included in the PRB cluster corresponding to the first moment, and the interval between adjacent PRB clusters.
  • At least two moments include the first moment and the second moment
  • the PRB cluster corresponding to at least two moments is 6 (1, 3, 5, 7, 9, 11)
  • the PRB cluster corresponding to the first moment is 3 ( 1,5,11)
  • the PRB cluster corresponding to the second moment can be determined to be 3(3,7,9).
  • the first configuration information may include: a PRB cluster corresponding to each time in at least two moments, then when the terminal device receives the first configuration information, the terminal device may directly know each The PRB cluster corresponding to the moment. For example, if at least two moments include the first moment and the second moment, the first configuration information may include that the PRB cluster corresponding to the first moment is 3 (1, 5, 11), and the PRB cluster corresponding to the second moment is 3 (3 ,7,9).
  • the first configuration information may include: a PRB cluster and a frequency hopping interval corresponding to the first time, then when the terminal device receives the first configuration information, the terminal device may correspond to the first time
  • the PRB cluster and frequency hopping interval determine the corresponding PRB cluster at each moment.
  • the PRB cluster corresponding to the first moment included in the first configuration information is represented as a PRB cluster x and the frequency hopping interval is p PRB clusters, then the PRB cluster corresponding to the next moment may be x+ p.
  • the PRB cluster corresponding to the next time can be x+2p, and so on.
  • the remainder can be taken, that is (x+mp) modN, where N can represent the total number of PRB clusters included in the entire system bandwidth, and mod represents the remainder operation , M represents the sequence number of frequency hopping, for example, the mth frequency hopping.
  • the PRB cluster corresponding to the first moment is 3 (1, 5, 9)
  • the frequency hopping interval is 2
  • the corresponding PRB clusters become PRB cluster 3, PRB cluster 7 and PRB cluster 11.
  • any two adjacent PRB clusters among the at least three PRB clusters are equally spaced .
  • the frequency domain resource indicated by the first configuration information is related to a candidate frequency domain resource of uplink data
  • the candidate frequency domain resource of uplink data is a predefined at least one PRB cluster used for uplink data transmission.
  • the terminal device may determine the PRB cluster corresponding to each moment according to the relationship between the frequency domain resource indicated by the first configuration information and the candidate frequency domain resource of the uplink data.
  • the transmission of uplink data (for example, the physical uplink shared channel PUSCH) is also implemented based on the PRB cluster.
  • Some frequency domain resources can be predefined for the transmission of uplink data in advance.
  • the predefined frequency domain resources can include: One or more PRB clusters. Since the channel quality measurement result of the SRS is mainly used for subsequent resource allocation of the uplink data channel, the access network device can use the first configuration information to compare the frequency domain resource for transmitting the SRS with the predefined frequency domain resource for transmitting the uplink data Binding, so that the channel quality measurement can maximize the future transmission of uplink data.
  • the candidate resources of the predefined uplink data may be as shown in Table 3 below.
  • Table 3 shows eight types of candidate frequency domain resources of uplink data (that is, indexes 0 to 7), and the same subband identifies the corresponding candidate frequency domain resources
  • Different PRB clusters may be included, and candidate frequency domain resources corresponding to different subband identifiers may include the same PRB cluster, where subband (subband) may refer to at least one frequency domain resource subunit that does not overlap each other and divides the system bandwidth
  • Each subband is further composed of at least one continuous or discontinuous PRB or PRB cluster.
  • the entire system bandwidth is divided into 5 subbands, and each subband is composed of 10 PRBs, where index 0 identifies
  • the candidate frequency domain resource of the uplink data is a PRB cluster composed of PRB0 and PRB5 on subband 0, and the candidate frequency domain of the uplink data identified by index 1 is composed of PRB0, PRB1, PRB5, and PRB6 on subband 0 A PRB cluster.
  • the candidate frequency domain of the uplink data identified by index 2 is a PRB cluster composed of PRB0 and PRB5 on subband 1.
  • the system bandwidth may also be directly divided into a plurality of predefined PRB clusters, and the candidate resource of the predefined uplink data is at least one of the predefined PRB clusters.
  • the candidate resource of the predefined uplink data is the candidate resource corresponding to any one of the configuration indexes in Table 4 below. Taking configuration index 2 as an example, the corresponding candidate resource of the uplink data is a PRB cluster (0,1,2 ,5,6,7).
  • index Candidate resource (number of PRB cluster) 0 (0,5) 1 (0,1,5,6) 2 (0,1,2,5,6,7) 3 (0,1,2,3,5,6,7,8)
  • the frequency domain resource for transmitting the SRS may be the same as or related to the candidate frequency domain resource of the uplink data.
  • the frequency domain resource for transmitting the SRS is determined by shifting the PRB of the candidate frequency domain resource of the uplink data by different amounts. For example, as shown in FIG. 6, for a subband (including 10 PRBs, the corresponding labels are respectively represented as 0-9), if the PRB for transmitting uplink data is 0, 1, 5, and 6, the offset When the amount is 0 PRBs, the PRB for transmitting SRS can be 0, 1, 5, and 6, when the offset is 1 PRB, the PRB for transmitting SRS can be 1, 2, 6, and 7, and the offset is When there are 2 PRBs, the PRB for transmitting SRS can be 2, 3, 7, and 8.
  • the PRB for transmitting SRS can be 3, 4, 8, and 9.
  • the access network device may configure the index of the candidate frequency domain resource of the uplink data to the terminal device, and at the same time configure the offset of the frequency domain resource of the SRS relative to the candidate frequency domain resource of the uplink data to the terminal device, such as ,
  • the access network device configures index 5 in Table 2 above to the terminal device, and at the same time configures a PRB offset of the SRS frequency domain resource relative to the candidate frequency domain resource of the uplink data corresponding to the index, so that the terminal device can be based on the above information
  • the frequency domain resource for launching SRS is a PRB cluster consisting of PRB sets (1,2,3,6,7,8) on subband 2, PRB set refers to a set consisting of multiple PRBs, PRB set (1,2 ,3,6,7,8) refers to the set consisting of PRBs denoted by 1, 2, 3, 6, 7, and 8, that is, the PRB set (1,2,3,6,7,
  • the access network device may send the first configuration information to the terminal device through high layer signaling, for example, the high layer signaling may be RRC signaling, or the like; or, the access network device may send the above configuration information through physical layer signaling.
  • the first configuration information is sent to the terminal device, for example, the physical layer signaling may be downlink control information, etc.; or, the access network device may send the first configuration information to the terminal device through higher layer signaling and physical layer signaling together, This embodiment of the present application does not specifically limit this.
  • the frequency domain resources for transmitting the SRS can be directly predefined as shown in Table 5.1 and Table 5.2 below.
  • S204 The access network device determines the PRB cluster corresponding to each moment in at least two moments.
  • steps S204 and S201-203 are in no particular order, and the parallel execution of S204 and 203 in FIG. 2 of this application is used as an example for description, but the application is not limited to this.
  • the access network device may first determine the PRB cluster corresponding to each time in at least two moments, and then send the first configuration to the terminal device Information, at this time S204 is located before S201. Or, when the access network device sends the first configuration information to the terminal device, the access network device has not yet determined the PRB cluster corresponding to each of the at least two moments. At this time, S204 is located after S201, and S204 and S202 -S203 can be in no particular order.
  • the specific process for the access network device to determine the PRB cluster corresponding to each moment in at least two moments is similar to the specific process for the terminal device in S203 to determine the PRB cluster corresponding to each moment in at least two moments, This embodiment of the present application will not repeat them here.
  • the terminal device sends the reference signal to the access network device on the PRB cluster corresponding to each moment.
  • the terminal device may send the SRS on the PRB cluster corresponding to each moment.
  • at least two moments are time slot #0 and time slot #3 in the radio frame shown in FIG. 3 respectively
  • the PRB cluster corresponding to time slot #0 is 3 (1, 5, 11)
  • time slot #3 corresponds to The PRB cluster of is 3 (3, 7, 9)
  • the terminal device can send SRS to the access network device through the three PRB clusters of PRB cluster 1, PRB cluster 5 and PRB cluster 11 in time slot #0.
  • SRS is sent to the access network device through the three PRB clusters of PRB cluster 3, PRB cluster 7 and PRB cluster 9 in time slot #3.
  • time slot #0 here is a time slot with index number 0
  • time slot #3 is a time slot with index number 3.
  • 3 in 3(1,5,11) here represents the number of PRB clusters, that is, 3 PRB clusters, 1, 5, and 11 are the sequence numbers of 3 PRB clusters, that is, PRB cluster 1, PRB cluster 5 and PRB Cluster 11. The meanings of other similar expressions are consistent with them, which will not be repeated in the embodiments of the present application.
  • the access network device receives the reference signal sent by the terminal device on the PRB cluster corresponding to each moment.
  • the access network device may receive the SRS sent by the terminal device on the PRB cluster corresponding to each moment. After the access network device receives the SRS sent by the terminal device, the access network device may perform channel quality measurement based on the SRS, and then perform subsequent resource allocation and other operations based on the channel quality measurement result. For example, at least two moments are time slot #0 and time slot #3 in the radio frame shown in FIG.
  • the PRB cluster corresponding to time slot #0 is 3 (1, 5, 11)
  • time slot #3 corresponds to The PRB cluster of is 3 (3, 7, 9)
  • the access network device can receive the SRS sent by the terminal device through the 3 PRB clusters identified by 1, 5, and 11 on time slot #0, in time slot #3 Receive the SRS sent by the terminal device through the 3 PRB clusters identified by 3, 7, and 9.
  • the access network device configures the first configuration information for the terminal device, and when receiving the first configuration information, the terminal device determines the PRB cluster corresponding to each time in at least two moments according to the first configuration information , So that the reference signal is sent to the access network device on the PRB cluster corresponding to each moment, so that the terminal device can transmit the reference signal in a frequency hopping manner in the unlicensed frequency band, and then the channel quality measurement in the unlicensed frequency band is realized.
  • the access network device can also reduce the power consumption of the terminal device, achieve the effect of power saving, and reduce the delay of channel quality measurement.
  • the frequency domain resource and uplink of the reference signal are transmitted
  • the candidate frequency domain resources of the data are related, the channel quality measurement result can also be utilized to the maximum.
  • the embodiments of the present application may divide the function modules of the terminal device and the access network device according to the above method example, for example, each function module may be divided corresponding to each function, or two or more functions may be integrated into one module .
  • the above integrated modules can be implemented in the form of hardware or software function modules. It should be noted that the division of the modules in the embodiments of the present application is schematic, and is only a division of logical functions. In actual implementation, there may be another division manner. The following uses the corresponding function to divide each function module as an example:
  • FIG. 7 shows a possible structural schematic diagram of the reference signal transmission device involved in the foregoing embodiment.
  • the reference signal transmission device may be a terminal device.
  • the reference signal transmission device includes: a receiving unit 701, a processing unit 702, and a sending unit 703.
  • the receiving unit 701 is used to support the reference signal transmission device to execute S202 in the above method embodiment
  • the processing unit 702 is used to support the reference signal transmission device to execute S203 in the above method embodiment, and/or used for the description herein Other processes of the technology
  • the sending unit 703 is used to support the reference signal transmission device to perform S205 in the above method embodiment. All relevant content of the steps involved in the above method embodiments can be referred to the function description of the corresponding function module, which will not be repeated here.
  • the processing unit 702 in this application may be a processor of a reference signal transmission device
  • the receiving unit 701 may be a receiver of the reference signal transmission device
  • the sending unit 703 may be a transmitter of the reference signal transmission device
  • the transmitter can be integrated with the receiver as a transceiver, and the specific transceiver can also be called a communication interface.
  • FIG. 8 is a schematic diagram of a possible logical structure of the reference signal transmission device involved in the foregoing embodiment provided by an embodiment of the present application.
  • the reference signal transmission device may be a terminal device or a chip built in the terminal device.
  • the reference signal transmission device includes: a processor 802 and a communication interface 803.
  • the processor 802 is used to control and manage the action of the reference signal transmission device.
  • the processor 802 is used to support the reference signal transmission device to perform S203 in the foregoing method embodiment, and/or other techniques used in the technology described herein. process.
  • the reference signal transmission device may further include a memory 801 and a bus 804, and the processor 802, the communication interface 803, and the memory 801 are connected to each other through the bus 804; the communication interface 803 is used to support the communication of the reference signal transmission device; the memory 801 is used to Store the program code and data of the reference signal transmission device.
  • the processor 802 may be a central processor unit, a general-purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof. It can implement or execute various exemplary logical blocks, modules and circuits described in conjunction with the disclosure of the present application.
  • the processor may also be a combination of computing functions, for example, including one or more microprocessor combinations, a combination of a digital signal processor and a microprocessor, and so on.
  • the bus 804 may be a peripheral component interconnection standard (Peripheral Component Interconnect, PCI) bus or an extended industry standard architecture (Extended Industry Standard Architecture, EISA) bus, or the like.
  • PCI peripheral component interconnection standard
  • EISA Extended Industry Standard Architecture
  • FIG. 9 shows a possible structural schematic diagram of the reference signal transmission device involved in the foregoing embodiment.
  • the reference signal transmission device may be an access network device.
  • the reference signal transmission device includes: a sending unit 901, a processing unit 902, and a receiving unit 903.
  • the sending unit 901 is used to support the reference signal transmission device to perform S201 in the above method embodiment
  • the processing unit 902 is used to support the reference signal transmission device to perform S204 in the above method embodiment, and/or according to the received reference signal The steps of measuring channel quality, etc.
  • the receiving unit 903 is used to support the reference signal transmission device to execute S206 in the above method embodiment. All relevant content of the steps involved in the above method embodiments can be referred to the function description of the corresponding function module, which will not be repeated here.
  • the processing unit 902 in this application may be a processor of a reference signal transmission device
  • the sending unit 901 may be a transmitter of the reference signal transmission device
  • the receiving unit 903 may be a receiver of the reference signal transmission device
  • the transmitter can be integrated with the receiver as a transceiver, and the specific transceiver can also be called a communication interface.
  • FIG. 10 is a schematic diagram of a possible logical structure of the reference signal transmission device involved in the foregoing embodiment provided by an embodiment of the present application.
  • the reference signal transmission device may be an access network device or a chip built in the access network device.
  • the reference signal transmission device includes: a processor 1002 and a communication interface 1003.
  • the processor 1002 is used to control and manage the operation of the reference signal transmission device.
  • the processor 1002 is used to support the reference signal transmission device to perform step S204 in the foregoing method embodiment, and measure the channel quality according to the received reference signal, and /Or other processes used in the techniques described herein.
  • the reference signal transmission device further includes a memory 1001 and a bus 1004, the processor 1002, the communication interface 1003, and the memory 1001 are connected to each other through the bus 1004; the communication interface 1003 is used to support the reference signal transmission device to communicate; the memory 1001 is used to store Program code and data of the reference signal transmission device.
  • the processor 1002 may be a central processor unit, a general-purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof. It can implement or execute various exemplary logical blocks, modules and circuits described in conjunction with the disclosure of the present application.
  • the processor may also be a combination of computing functions, for example, including one or more microprocessor combinations, a combination of a digital signal processor and a microprocessor, and so on.
  • the bus 1004 may be a peripheral component interconnection standard (PCI) bus or an extended industry standard architecture (EISA) bus, or the like.
  • PCI peripheral component interconnection standard
  • EISA extended industry standard architecture
  • a readable storage medium stores computer-executable instructions.
  • a device which may be a single-chip microcomputer, chip, etc.
  • processor executes the above method embodiments The steps of the terminal device in the provided reference signal transmission method.
  • the foregoing readable storage medium may include various media that can store program codes, such as a U disk, a mobile hard disk, a read-only memory, a random access memory, a magnetic disk, or an optical disk.
  • a readable storage medium stores computer-executable instructions.
  • a device which may be a single-chip microcomputer, chip, etc.
  • processor executes the above method embodiments Steps of accessing network equipment in the provided reference signal transmission method.
  • the foregoing readable storage medium may include various media that can store program codes, such as a U disk, a mobile hard disk, a read-only memory, a random access memory, a magnetic disk, or an optical disk.
  • a computer program product in another embodiment of the present application, includes computer-executable instructions, which are stored in a computer-readable storage medium; at least one processor of the device may be accessible from the computer
  • the read storage medium reads the computer-executed instruction, and at least one processor executes the computer-executed instruction to cause the device to perform the steps of the terminal device in the reference signal transmission method provided by the foregoing method embodiments.
  • a computer program product includes computer-executable instructions, which are stored in a computer-readable storage medium; at least one processor of the device may be accessible from the computer
  • the read storage medium reads the computer-executed instruction, and at least one processor executes the computer-executed instruction to cause the device to implement the steps of the access network device in the reference signal transmission method provided by the above method.
  • a communication system is further provided.
  • the communication system includes an access network device and a terminal device; wherein, the terminal device or the chip built in the terminal device may be the reference provided in FIG. 7 or FIG. 8 A signal transmission device, and used to perform the steps of the terminal device in the above method embodiments; and/or, the access network device or the chip built in the access network device is the reference signal transmission device provided in FIG. 9 or FIG. 10, and is used To perform the steps of the access network device in the above method embodiments.
  • the access network device configures the first configuration information for the terminal device, and when receiving the first configuration information, the terminal device determines the PRB cluster corresponding to each time in at least two moments according to the first configuration information , So that the reference signal is sent to the access network device on the PRB cluster corresponding to each moment, so that the terminal device can transmit the reference signal in a frequency hopping manner in the unlicensed frequency band, and then the channel quality measurement in the unlicensed frequency band is realized.
  • the access network device can also reduce the power consumption of the terminal device, achieve the effect of power saving, and reduce the delay of channel quality measurement.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé et un dispositif de transmission d'un signal de référence, qui se rapportent au domaine technique de la communication et sont utilisés pour réaliser une transmission à saut de fréquence d'un signal de référence lorsqu'un mode d'attribution de ressources entrelacées par PRB est employé. Le procédé comprend les étapes suivantes : un dispositif terminal reçoit des premières informations de configuration en provenance d'un dispositif de réseau d'accès, les premières informations de configuration étant utilisées pour ordonner au dispositif terminal de transmettre des ressources de domaine de fréquence d'un signal de référence à au moins deux moments ; le dispositif terminal détermine une grappe de blocs de ressources physiques (PRB) correspondant à chacun des au moins deux moments selon les premières informations de configuration, une grappe de PRB étant composée de multiples PRB qui sont espacés de manière égale et qui sont discontinus ; et le dispositif terminal envoie le signal de référence au dispositif de réseau d'accès sur la grappe de PRB correspondant à chaque moment.
PCT/CN2020/070995 2019-01-10 2020-01-08 Procédé et dispositif de transmission d'un signal de référence Ceased WO2020143689A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910024527.0 2019-01-10
CN201910024527.0A CN111490860B (zh) 2019-01-10 2019-01-10 一种参考信号传输方法及装置

Publications (1)

Publication Number Publication Date
WO2020143689A1 true WO2020143689A1 (fr) 2020-07-16

Family

ID=71521450

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/070995 Ceased WO2020143689A1 (fr) 2019-01-10 2020-01-08 Procédé et dispositif de transmission d'un signal de référence

Country Status (2)

Country Link
CN (1) CN111490860B (fr)
WO (1) WO2020143689A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113994623A (zh) * 2021-09-17 2022-01-28 北京小米移动软件有限公司 临时参考信号的传输方法、装置、通信设备及存储介质
CN114080043A (zh) * 2020-08-12 2022-02-22 维沃移动通信有限公司 资源传输方法、装置及通信设备

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116963290A (zh) * 2022-04-12 2023-10-27 北京紫光展锐通信技术有限公司 资源配置方法、装置及设备
CN118828897A (zh) * 2023-04-07 2024-10-22 展讯半导体(南京)有限公司 定位参考信号的资源配置方法、装置、芯片及模组设备
CN119382842A (zh) * 2023-07-25 2025-01-28 华为技术有限公司 信号配置方法、装置及系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170318556A1 (en) * 2014-11-05 2017-11-02 Zte Corporation Method and Device for Enhancing Positioning
CN107733496A (zh) * 2016-08-12 2018-02-23 华为技术有限公司 数据发送方法、信令发送方法、装置及系统
WO2018128446A1 (fr) * 2017-01-06 2018-07-12 Samsung Electronics Co., Ltd. Procédé et dispositif destinés à la transmission de signaux
CN108964856A (zh) * 2017-05-27 2018-12-07 中兴通讯股份有限公司 一种参考信号配置信息的应用方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2489228B1 (fr) * 2010-02-24 2017-04-05 ZTE Corporation Méthodes et systèmes d'attribution de ressources csi-rs dans des systèmes lte-advanced
WO2012128543A2 (fr) * 2011-03-21 2012-09-27 엘지전자 주식회사 Procédé d'émission/réception d'informations ack/nack, équipement d'abonné et station de base
CN111740812B (zh) * 2016-04-01 2022-09-20 中兴通讯股份有限公司 探测参考信号发送方法
CN105933099A (zh) * 2016-06-06 2016-09-07 深圳市金立通信设备有限公司 一种传输信道探测参考信号srs的方法、终端及基站
CN113347719A (zh) * 2017-03-22 2021-09-03 华为技术有限公司 信息传输方法、装置及系统
CN108633021B (zh) * 2017-03-23 2024-01-19 华为技术有限公司 一种上行控制信道的资源映射方法及装置
US20180368188A1 (en) * 2017-06-15 2018-12-20 Sharp Laboratories Of America, Inc. User equipments, base stations and methods

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170318556A1 (en) * 2014-11-05 2017-11-02 Zte Corporation Method and Device for Enhancing Positioning
CN107733496A (zh) * 2016-08-12 2018-02-23 华为技术有限公司 数据发送方法、信令发送方法、装置及系统
WO2018128446A1 (fr) * 2017-01-06 2018-07-12 Samsung Electronics Co., Ltd. Procédé et dispositif destinés à la transmission de signaux
CN108964856A (zh) * 2017-05-27 2018-12-07 中兴通讯股份有限公司 一种参考信号配置信息的应用方法及装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114080043A (zh) * 2020-08-12 2022-02-22 维沃移动通信有限公司 资源传输方法、装置及通信设备
CN114080043B (zh) * 2020-08-12 2023-11-10 维沃移动通信有限公司 资源传输方法、装置及通信设备
US12543175B2 (en) 2020-08-12 2026-02-03 Vivo Mobile Communication Co., Ltd. Resource transmission method, resource transmission apparatus, and communications device
CN113994623A (zh) * 2021-09-17 2022-01-28 北京小米移动软件有限公司 临时参考信号的传输方法、装置、通信设备及存储介质

Also Published As

Publication number Publication date
CN111490860A (zh) 2020-08-04
CN111490860B (zh) 2021-09-14

Similar Documents

Publication Publication Date Title
CN113875303B (zh) 用于指示控制信息的方法和装置
EP3439332B1 (fr) Procédé et appareil d'attribution de ressources temps-fréquence
CN109699054B (zh) 一种检测下行控制信息的方法、终端设备和网络设备
US11589357B2 (en) Detection window indication method and apparatus
CN109644119B (zh) 无线通信的方法、终端设备和网络设备
CN108668367B (zh) 一种数据传输方法、网络设备和终端
CN109756980B (zh) 随机接入方法、终端及网络设备
CN112470516B (zh) 资源配置的方法和终端设备
WO2020143689A1 (fr) Procédé et dispositif de transmission d'un signal de référence
TW202013996A (zh) 配置訊息的傳輸方法和終端設備
WO2019052334A1 (fr) Procédé et dispositif de communication
CN110234164B (zh) 一种确定控制信道位置方法设备和处理器可读存储介质
CN108023666A (zh) 无线通信的方法和装置
TW202008829A (zh) 資源配置的方法和終端設備
CN108811116A (zh) 传输控制信道的方法、网络设备、网络控制器和终端设备
CN114258716B (zh) 一种资源的指示方法和通信设备
JP2024506479A (ja) 通信方法および装置
WO2019191971A1 (fr) Procédé de transmission de données, dispositif terminal, et dispositif de réseau
CN117015949A (zh) 发送srs的方法、接收srs的方法、装置、设备、介质及产品
CN111511023B (zh) 信号传输方法及装置
CN114451034B (zh) 一种信息处理方法和通信设备
CN109995462B (zh) 一种数据传输格式的传输方法和装置
CN118120316A (zh) 一种资源的指示方法及终端设备、网络设备
CN115380595B (zh) 数据传输方法及相关装置
WO2024011632A1 (fr) Procédé et appareil de configuration de ressources, dispositif et support de stockage

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20739187

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20739187

Country of ref document: EP

Kind code of ref document: A1