WO2019127462A1 - 无线通信方法、终端设备和网络设备 - Google Patents
无线通信方法、终端设备和网络设备 Download PDFInfo
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- WO2019127462A1 WO2019127462A1 PCT/CN2017/120125 CN2017120125W WO2019127462A1 WO 2019127462 A1 WO2019127462 A1 WO 2019127462A1 CN 2017120125 W CN2017120125 W CN 2017120125W WO 2019127462 A1 WO2019127462 A1 WO 2019127462A1
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- srs resource
- resource set
- tpc information
- terminal device
- signaling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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- 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 signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
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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
Definitions
- the present application relates to the field of communications, and more particularly, to a wireless communication method, a terminal device, and a network device.
- a terminal device may be configured with a Sounding Reference Signal (SRS) resource set.
- the terminal device may transmit the SRS by using the SRS resource in the SRS resource set.
- SRS Sounding Reference Signal
- the embodiments of the present application provide a wireless communication method and device, which can implement power control in terms of SRS transmission.
- a wireless communication method including:
- the terminal device acquires a maximum transmit power and/or transmit power control TPC information corresponding to each SRS resource set in the at least one sounding reference signal SRS resource set;
- the acquiring, by the terminal device, the maximum transmit power corresponding to each SRS resource set includes:
- the terminal device acquires a first maximum transmit power, and the first maximum transmit power is applicable to each of the SRS resource sets.
- the acquiring, by the terminal device, the first maximum transmit power includes:
- the first maximum transmit power is determined according to a power level of the terminal device and configuration information of the network device.
- the acquiring, by the terminal device, the maximum sending power corresponding to each SRS resource set includes:
- the power value obtained by dividing the second maximum power by a specific value is determined as a maximum transmission power corresponding to each SRS resource set, where the specific value is greater than or equal to the SRS resource set corresponding to the at least one SRS resource set. Quantity.
- the acquiring the second maximum transmit power includes:
- the acquiring, by the terminal device, the maximum transmit power corresponding to each SRS resource set includes:
- the acquiring, by the terminal device, the TPC information corresponding to each SRS resource set includes:
- each signaling in the at least one signaling is corresponding to an arrangement order indication of the at least one signaling Collection of SRS resources; or,
- Each signaling is associated with the first indication information, and is used to indicate a corresponding SRS resource set.
- the acquiring, by the terminal device, the TPC information corresponding to each SRS resource set includes:
- TPC information corresponding to each SRS resource set from the at least one TPC information field corresponding to the at least one SRS resource set.
- each TPC information domain in the at least one TPC information domain is in the at least one TPC information domain.
- the ranking order indicates a corresponding SRS resource set; or,
- Each of the TPC information fields is associated with the second indication information, and is used to indicate a corresponding SRS resource set.
- the method further includes:
- Receiving refers to the third indication information, where the third indication information is used to indicate a TPC information field corresponding to the terminal device and/or a TPC information field corresponding to the SRS resource set of the terminal device.
- the signaling that carries the at least one TPC information domain is applicable to a terminal device group.
- the at least one SRS resource set corresponds to at least one antenna panel, and different SRS resource sets of different panels are different. .
- a wireless communication method including:
- the network device determines at least one transmit power control TPC information, the at least one TPC information corresponding to the at least one SRS resource set;
- the network device sends the at least one TPC information to the terminal device.
- each signaling carries a TPC message.
- the at least one signaling, the signaling sequence indication of the at least one signaling Corresponding SRS resource collection in a possible implementation manner of the second aspect, the at least one signaling, the signaling sequence indication of the at least one signaling Corresponding SRS resource collection.
- each of the signaling is associated with the first indication information, and is used to indicate a corresponding SRS resource set.
- the at least one TPC information is carried in at least one TPC information domain of a single signaling, each TPC The information domain carries a TPC message.
- each TPC information domain in the at least one TPC information domain is in the at least one TPC information domain.
- the ranking order indicates a corresponding set of SRS resources.
- the each TPC information field is associated with the second indication information, and is used to indicate a corresponding SRS resource set.
- the method further includes:
- the third indication information is used to indicate a TPC information field corresponding to the terminal device and/or a TPC information field corresponding to the SRS resource set of the terminal device.
- the single signaling is applicable to a terminal device group.
- a terminal device for performing the method of any of the above first aspect or any of the possible implementations of the first aspect.
- the terminal device comprises functional modules for performing the method of the first aspect or any of the possible implementations of the first aspect described above.
- a network device for performing the method of any of the foregoing second aspect or any of the possible implementations of the second aspect.
- the network device comprises functional modules for performing the method of any of the possible implementations of the second aspect or the second aspect described above.
- a terminal device including a processor, a memory, and a transceiver.
- the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the terminal device performs any of the above first aspect or any possible implementation of the first aspect The method in .
- a network device including a processor, a memory, and a transceiver.
- the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the network device performs any of the second or second aspects of the foregoing possible implementations The method in .
- a computer readable medium for storing a computer program, the computer program comprising instructions for performing the above method or any possible implementation.
- a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method of the above method or any possible implementation.
- the terminal device acquires corresponding maximum transmit power and/or transmit power control (TPC) information for each SRS resource set in the at least one SRS resource set, and may implement SRS transmission.
- TPC transmit power control
- the power control of the SRS can be simultaneously transmitted by multiple panels, and the interference of the uplink is reduced.
- FIG. 1 is a schematic diagram of a wireless communication system in accordance with an embodiment of the present application.
- FIG. 2 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 3 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 4 is a schematic block diagram of a terminal device according to an embodiment of the present application.
- FIG. 5 is a schematic block diagram of a network device according to an embodiment of the present application.
- FIG. 6 is a schematic block diagram of a system chip in accordance with an embodiment of the present application.
- FIG. 7 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UPD Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- FIG. 1 shows a wireless communication system 100 to which an embodiment of the present application is applied.
- the wireless communication system 100 can include a network device 110.
- Network device 100 can be a device that communicates with a terminal device.
- Network device 100 may provide communication coverage for a particular geographic area and may communicate with terminal devices (e.g., UEs) located within the coverage area.
- the network device 100 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, or may be a base station (NodeB, NB) in a WCDMA system, or may be an evolved base station in an LTE system.
- BTS Base Transceiver Station
- NodeB NodeB
- the network device can be a relay station, an access point, an in-vehicle device, a wearable device, A network side device in a future 5G network or a network device in a publicly available Public Land Mobile Network (PLMN) in the future.
- PLMN Public Land Mobile Network
- the wireless communication system 100 also includes at least one terminal device 120 located within the coverage of the network device 110.
- Terminal device 120 can be mobile or fixed.
- the terminal device 120 may refer to an access terminal, a user equipment (User Equipment, UE), a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, and a wireless communication.
- the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
- D2D device to device communication
- D2D device to device
- the 5G system or network may also be referred to as a New Radio (NR) system or network.
- NR New Radio
- FIG. 1 exemplarily shows one network device and two terminal devices.
- the wireless communication system 100 may include a plurality of network devices and may include other numbers of terminal devices within the coverage of each network device. The application embodiment does not limit this.
- a terminal device may have one or more antenna array blocks for uplink data transmission, each antenna array block having an independent radio frequency channel.
- a Demodulation Reference Signal (DMRS) port group corresponds to an antenna array block, and after determining the transmission parameters of an antenna array block, the terminal device can transmit the corresponding DMRS port group on the antenna array block. The data on it.
- DMRS Demodulation Reference Signal
- the wireless communication system 100 may further include other network entities, such as a network controller, a mobility management entity, and the like.
- network entities such as a network controller, a mobility management entity, and the like.
- system and “network” are used interchangeably herein.
- the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
- the character "/" in this article generally indicates that the contextual object is an "or" relationship.
- FIG. 2 is a schematic flowchart of a wireless communication method 200 according to an embodiment of the present application.
- the method 200 includes at least a portion of the following.
- the terminal device acquires maximum transmit power and/or transmit power control (TPC) information corresponding to each SRS resource set in the at least one SRS resource set.
- TPC transmit power control
- the terminal device may be configured with at least one SRS resource set.
- Each SRS resource set may include multiple SRS resources, and each SRS resource may be an independently configured SRS resource, and different SRS resources may have independent configurations. Different SRS resources may be different in the SRS transmission period, the SRS triggering mode, and the number of symbols occupied by each SRS transmission.
- the SRS resources in the same SRS resource set may be the same in at least one configuration.
- the different sets of SRS resources may be different in at least one configuration, for example, a sending period of the SRS, a triggering manner of the SRS, or a number of symbols occupied by each SRS sending.
- the terminal device may be configured with at least one antenna panel, and each antenna panel may be configured with one or more SRS resource sets for transmitting the SRS through the antenna panel.
- the at least one SRS resource set in 210 may correspond to one or more antenna panels, and the SRS resource sets corresponding to different antenna panels may be the same or different.
- the at least one SRS resource set in 210 may be a set of all SRS resources available to the terminal device, or may be a partial SRS resource set available to the terminal device.
- a millimeter-wave NR terminal there may be different antenna panels, and different beamforming forms on each panel point to different directions, and signals can be simultaneously transmitted.
- the terminal device sends the SRS by using the SRS resource in each SRS resource set based on the maximum transmit power and/or TPC information corresponding to each SRS resource set.
- the terminal device acquires a first maximum transmit power, where the first maximum transmit power is applicable to each of the SRS resource sets.
- the terminal device may be a set of at least one SRS resource, and jointly determine a maximum transmit power.
- the terminal device sends the SRS by using each SRS resource set in the at least one SRS resource set, the maximum transmit power used is the same.
- the terminal device determines the first maximum transmit power according to the power level of the terminal device and the configuration information of the network device.
- the terminal device may determine the first maximum transmit power by referring to its own power level and at least one parameter of the network device configuration.
- the terminal device acquires a second maximum transmit power, and the power value obtained by dividing the second maximum power by a specific value is determined as a maximum transmit power corresponding to each SRS resource set, where the specific The value is greater than or equal to the number of SRS resource sets corresponding to the at least one SRS resource set.
- the specific value may be equal to the number of antenna panels of the terminal device, and the antenna panel of the terminal device may be in one-to-one correspondence with the SRS resource set. Alternatively, the specific number may also be equal to the largest set of SRS resources available to the terminal device. Alternatively, the specific number may also be equal to the number of SRS resource sets available for transmission through the antenna panel of the terminal device.
- the terminal device determines the second maximum transmit power according to the power level of the terminal device and the configuration information of the network device.
- the terminal device may determine the second maximum transmit power by referring to its own power level and at least one parameter configured by the network device.
- the maximum transmit power corresponding to each SRS resource set or each SRS resource set group is independently determined according to the power class of the terminal device and the configuration information of the network device.
- the SRS resource set group may include at least one SRS resource set, where the at least one SRS set mentioned in 210 may belong to at least one SRS resource set group, and the terminal device may be according to the power level of the terminal device.
- Each SRS resource set group determines the maximum transmit power.
- the TPC information corresponding to each SRS resource set is separately obtained from at least one signaling corresponding to the at least one SRS resource set.
- the at least one signaling may be in one-to-one correspondence with the at least one SRS resource set, and each signaling may carry TPC information corresponding to the corresponding SRS resource set.
- the network device may send at least one signaling in each sending period, and the signaling that determines the TPC information corresponding to the at least one SRS resource set may belong to the same sending period, or may belong to different sending periods.
- the signaling mentioned in the embodiment of the present application may be physical layer signaling, and may be Downlink Control Information (DCI).
- DCI Downlink Control Information
- other signaling may also be used.
- the network device may implicitly or display a set of SRS resources corresponding to each signaling.
- each signaling in the at least one signaling indicates a corresponding SRS resource set in an arrangement order of the at least one signaling.
- the first signaling may correspond to the SRS resource set 1
- the second signaling may correspond to the SRS resource set 2
- the third signaling may correspond to the SRS resource set 3
- the fourth The signaling may correspond to the SRS resource set 4.
- each signaling is associated with the first indication information, and is used to indicate a corresponding SRS resource set.
- each signaling may include first indication information for indicating a corresponding SRS resource set.
- the TPC information corresponding to each SRS resource set is separately obtained from at least one TPC information field corresponding to the at least one SRS resource set.
- the at least one information domain may belong to the same signaling or may belong to different signaling.
- the network device may implicitly or display a set of SRS resources corresponding to each information domain.
- an arrangement order of each TPC information field in the at least one TPC information field in the at least one TPC information field indicates a corresponding SRS resource set.
- the network device sends a TPC command to the terminal device through the DCI.
- TPC fields There are K TPC fields in this DCI, then field 1 corresponds to set 1, field 2 corresponds to set 2, ..., and field K corresponds to set K.
- the first information field may correspond to the SRS resource set 1
- the second information field may correspond to the SRS resource set 2
- the third information domain may correspond to the SRS resource set 3.
- the fourth information field may correspond to the SRS resource set 4.
- each of the TPC information fields is associated with the second indication information, and is used to indicate a corresponding SRS resource set.
- each TPC information field may include second indication information for indicating a corresponding SRS resource set.
- the network device sends a TPC command to the UE through the DCI.
- the signaling carrying the at least one TPC information domain is applicable to the terminal device group.
- the terminal device receives the third indication information that is sent by the network device, where the third indication information is used to indicate the TPC information field corresponding to the terminal device and/or the TPC information field corresponding to the SRS resource set of the terminal device. .
- the network device may indicate, in the third indication information, which of the plurality of terminal devices are their corresponding information domains, or indicate a correspondence between the SRS resource set of the single terminal device and the TPC information domain.
- the network device sends a TPC command to a group of UEs through the DCI, where multiple TPC information, different TPC information may belong to different UEs, or different SRS resource sets of the same UE.
- the network device simultaneously configures the number of the TPC information in the DCI corresponding to the SRS resource set k of the UE through the high layer signaling.
- the terminal device acquires corresponding maximum transmit power and/or transmit power control (TPC) information for each SRS resource set in the at least one SRS resource set, and may implement SRS transmission.
- TPC transmit power control
- the power control of the SRS can be simultaneously transmitted by multiple panels, and the interference of the uplink is reduced.
- FIG. 3 is a schematic flowchart of a wireless communication method 300 according to an embodiment of the present application.
- the method 300 includes at least a portion of the following.
- the network device determines at least one TPC information, the at least one TPC information corresponding to the at least one SRS resource set.
- the network device sends the at least one TPC information to the terminal device.
- the at least one TPC information is carried in at least one signaling, and each signaling carries one TPC information.
- the order of each signaling in the at least one signaling in the at least one signaling indicates a corresponding set of SRS resources.
- each signaling is associated with the first indication information, and is used to indicate a corresponding SRS resource set.
- the at least one TPC information is carried in at least one TPC information domain of a single signaling, and each TPC information domain carries one TPC information.
- an arrangement order of each TPC information field in the at least one TPC information field in the at least one TPC information field indicates a corresponding SRS resource set.
- each of the TPC information fields is associated with the second indication information, and is used to indicate a corresponding SRS resource set.
- the network device sends the third indication information, where the third indication information is used to indicate a TPC information field corresponding to the terminal device and/or a TPC information field corresponding to the SRS resource set of the terminal device.
- the single signaling is applicable to a group of terminal devices.
- FIG. 4 is a schematic block diagram of a terminal device 400 according to an embodiment of the present application. As shown in FIG. 4, the terminal device 400 includes a processing unit 410 and a communication unit 420;
- the processing unit 410 is configured to: obtain a maximum transmit power and/or transmit power control TPC information corresponding to each SRS resource set in the at least one sounding reference signal SRS resource set;
- the communication unit 420 is configured to: according to the maximum transmit power and/or TPC information corresponding to each SRS resource set, use the SRS resource in each SRS resource set to send the SRS.
- processing unit 410 is further configured to:
- the first maximum transmit power being applicable to each set of SRS resources.
- processing unit 410 is further configured to:
- the first maximum transmit power is determined according to the power level of the terminal device and the configuration information of the network device.
- processing unit 410 is further configured to:
- the power value obtained by dividing the second maximum power by the specific value is determined as the maximum transmission power corresponding to each SRS resource set, and the specific value is greater than or equal to the number of SRS resource sets corresponding to the at least one SRS resource set.
- processing unit 410 is further configured to:
- the second maximum transmit power is determined according to the power level of the terminal device and the configuration information of the network device.
- processing unit 410 is further configured to:
- the maximum transmit power corresponding to each SRS resource set or each SRS resource set group is independently determined according to the power level of the terminal device and the configuration information of the network device.
- processing unit 410 is further configured to:
- TPC information corresponding to each SRS resource set from the at least one signaling corresponding to the at least one SRS resource set.
- each signaling in the at least one signaling indicates a corresponding SRS resource set in an arrangement order of the at least one signaling
- Each signaling is associated with the first indication information, and is used to indicate a corresponding SRS resource set.
- processing unit 410 is further configured to:
- TPC information corresponding to each SRS resource set from at least one TPC information field corresponding to the at least one SRS resource set.
- an arrangement order of each TPC information field in the at least one TPC information field in the at least one TPC information field indicates a corresponding SRS resource set
- Each TPC information field is associated with the second indication information, and is used to indicate a corresponding SRS resource set.
- the communication unit 420 is further configured to:
- the receiving refers to the third indication information, where the third indication information is used to indicate the TPC information field corresponding to the terminal device and/or the TPC information field corresponding to the SRS resource set of the terminal device.
- the signaling carrying the at least one TPC information domain is applicable to the terminal device group.
- the at least one SRS resource set corresponds to at least one antenna panel, and the different SRS resource sets of different panels are different.
- terminal device 400 may correspond to the terminal device in the method embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the terminal device 400 respectively implement the method shown in FIG. 2 .
- the corresponding process of the terminal device in 200 is not described here for brevity.
- FIG. 5 is a schematic block diagram of a network device 500 in accordance with an embodiment of the present application.
- the network device 500 includes a processing unit 510 and a communication unit 520.
- the processing unit 510 is configured to: determine at least one transmit power control TPC information, where the at least one TPC information corresponds to at least one SRS resource set; the communication
- the unit 520 is configured to: send the at least one TPC information to the terminal device.
- the at least one TPC information is carried in at least one signaling, and each signaling carries one TPC information.
- each signaling in the at least one signaling indicates a corresponding SRS resource set in an arrangement order of the at least one signaling.
- each signaling is associated with the first indication information, and is used to indicate a corresponding SRS resource set.
- the at least one TPC information is carried in at least one TPC information domain of a single signaling, and each TPC information domain carries one TPC information.
- an arrangement order of each TPC information field in the at least one TPC information field in the at least one TPC information field indicates a corresponding SRS resource set.
- each TPC information field is associated with the second indication information, and is used to indicate a corresponding SRS resource set.
- the communication unit 520 is further configured to:
- the third indication information is used to indicate a TPC information field corresponding to the terminal device and/or a TPC information field corresponding to the SRS resource set of the terminal device.
- the single signaling is applicable to the terminal device group.
- the network device 500 may correspond to the network device in the method embodiment of the present application, and the above operations and/or functions of the respective units in the network device 500 respectively implement the method shown in FIG.
- the corresponding process of the network device in 300 is not described here for brevity.
- FIG. 6 is a schematic structural diagram of a system chip 600 according to an embodiment of the present application.
- the system chip 600 of FIG. 6 includes an input interface 601, an output interface 602, the processor 603, and a memory 604 that can be connected by an internal communication connection line.
- the processor 603 is configured to execute code in the memory 604.
- the processor 603 when the code is executed, the processor 603 implements a method performed by the terminal device in the method embodiment. For the sake of brevity, it will not be repeated here.
- the processor 603 when the code is executed, the processor 603 implements a method performed by the network device in the method embodiment. For the sake of brevity, it will not be repeated here.
- FIG. 7 is a schematic block diagram of a communication device 700 in accordance with an embodiment of the present application.
- the communication device 700 includes a processor 710 and a memory 720.
- the memory 720 can store program code, and the processor 710 can execute the program code stored in the memory 720.
- the communication device 700 can include a transceiver 730 that can control the transceiver 730 to communicate externally.
- the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the terminal device in the method embodiment.
- the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the terminal device in the method embodiment.
- the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the network device in the method embodiment.
- the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the network device in the method embodiment.
- the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
- each step of the foregoing method embodiment may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
- the processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a Field Programmable Gate Array (FPGA), or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
- the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the steps of the method disclosed in the embodiments of the present application may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
- the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
- the storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
- the memory in the embodiments 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 (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
- the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
- RAM Random Access Memory
- many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
- SDRAM Double Data Rate SDRAM
- DDR SDRAM Double Data Rate SDRAM
- ESDRAM Enhanced Synchronous Dynamic Random Access Memory
- SLDRAM Synchronous Connection Dynamic Random Access Memory
- DR RAM direct memory bus random access memory
- the disclosed systems, devices, and methods may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the 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 of the embodiment.
- each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
- the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
- the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .
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Abstract
Description
Claims (44)
- 一种无线通信方法,其特征在于,包括:终端设备获取至少一个探测参考信号SRS资源集合中每个SRS资源集合对应的最大发送功率和/或发射功率控制TPC信息;基于所述每个SRS资源集合对应的最大发送功率和/或TPC信息,采用所述每个SRS资源集合中的SRS资源,发送SRS。
- 根据权利要求1所述的方法,其特征在于,所述终端设备获取所述每个SRS资源集合对应的最大发送功率,包括:所述终端设备获取第一最大发送功率,所述第一最大发送功率适用于所述每个SRS资源集合。
- 根据权利要求2所述的方法,其特征在于,所述终端设备获取第一最大发送功率,包括:根据所述终端设备的功率等级和/网络设备的配置信息,确定所述第一最大发送功率。
- 根据权利要求1所述的方法,其特征在于,所述终端设备获取所述每个SRS资源集合对应的最大发送功率,包括:获取第二最大发送功率;将所述第二最大功率除以特定数值得到的功率值,确定为所述每个SRS资源集合对应的最大发送功率,所述特定数值大于等于所述至少一个SRS资源集合对应的SRS资源集合的数量。
- 根据权利要求4所述的方法,其特征在于,所述获取第二最大发送功率,包括:根据所述终端设备的功率等级和/网络设备的配置信息,确定所述第二最大发送功率。
- 根据权利要求1所述的方法,其特征在于,所述终端设备获取所述每个SRS资源集合对应的最大发送功率,包括:根据所述终端设备的功率等级和/网络设备的配置信息,分别独立确定所述每个SRS资源集合或者每个SRS资源集合组对应的最大发送功率。
- 根据权利要求1至6中任一项所述的方法,其特征在于,所述终端设备获取所述每个SRS资源集合对应的TPC信息,包括:从与所述至少一个SRS资源集合对应的至少一个信令中,分别获取所述 每个SRS资源集合对应的TPC信息。
- 根据权利要求7所述的方法,其特征在于,所述至少一个信令中每个信令在所至少一个信令的排列次序指示对应的SRS资源集合;或,所述每个信令关联第一指示信息,用于指示对应的SRS资源集合。
- 根据权利要求1至6中任一项所述的方法,其特征在于,所述终端设备获取所述每个SRS资源集合对应的TPC信息,包括:从与所述至少一个SRS资源集合对应的至少一个TPC信息域中,分别获取所述每个SRS资源集合对应的TPC信息。
- 根据权利要求9所述的方法,其特征在于,所述至少一个TPC信息域中每个TPC信息域在所述至少一个TPC信息域的排列次序指示对应的SRS资源集合;或,所述每个TPC信息域关联第二指示信息,用于指示对应的SRS资源集合。
- 根据权利要求9或10所述的方法,其特征在于,所述方法还包括:接收指第三示信息,所述第三指示信息用于指示所述终端设备对应的TPC信息域和/或所述终端设备的SRS资源集合对应的TPC信息域。
- 根据权利要求9至11中任一项所述的方法,其特征在于,承载所述至少一个TPC信息域的信令适用于终端设备组。
- 根据权利要求1至12中任一项所述的方法,其特征在于,所述至少一个SRS资源集合对应于至少一个天线面板,不同面板对应的SRS资源集合不同。
- 一种无线通信方法,其特征在于,包括:网络设备确定至少一个发送功率控制TPC信息,所述至少一个TPC信息对应于至少一个SRS资源集合;所述网络设备向终端设备发送所述至少一个TPC信息。
- 根据权利要求14所述的方法,其特征在于,所述至少一个TPC信息承载于至少一个信令中,每个信令承载一个TPC信息。
- 根据权利要求15所述的方法,其特征在于,所述至少一个信令中每个信令在所述至少一个信令的排列次序指示对应的SRS资源集合。
- 根据权利要求15所述的方法,其特征在于,所述每个信令关联第一指示信息,用于指示对应的SRS资源集合。
- 根据权利要求14所述的方法,其特征在于,所述至少一个TPC信息承载于单个信令的至少一个TPC信息域中,每个TPC信息域承载一个TPC信息。
- 根据权利要求18所述的方法,其特征在于,所述至少一个TPC信息域中每个TPC信息域在所述至少一个TPC信息域的排列次序指示对应的SRS资源集合。
- 根据权利要求18所述的方法,其特征在于,所述每个TPC信息域关联第二指示信息,用于指示对应的SRS资源集合。
- 根据权利要18至20中任一项所述的方法,其特征在于,所述方法还包括:发送第三指示信息,所述第三指示信息用于指示所述终端设备对应的TPC信息域和/或所述终端设备的SRS资源集合对应的TPC信息域。
- 根据权利要求18至21中任一项所述的方法,其特征在于,所述单个信令适用于终端设备组。
- 一种终端设备,其特征在于,包括处理单元和通信单元;其中,所述处理单元用于:获取至少一个探测参考信号SRS资源集合中每个SRS资源集合对应的最大发送功率和/或发射功率控制TPC信息;所述通信单元用于:基于所述每个SRS资源集合对应的最大发送功率和/或TPC信息,采用所述每个SRS资源集合中的SRS资源,发送SRS。
- 根据权利要求23所述的设备,其特征在于,所述处理单元进一步用于:获取第一最大发送功率,所述第一最大发送功率适用于所述每个SRS资源集合。
- 根据权利要求24所述的设备,其特征在于,所述处理单元进一步用于:根据所述终端设备的功率等级和/网络设备的配置信息,确定所述第一最大发送功率。
- 根据权利要求23所述的设备,其特征在于,所述处理单元进一步用于:获取第二最大发送功率;将所述第二最大功率除以特定数值得到的功率值,确定为所述每个SRS 资源集合对应的最大发送功率,所述特定数值大于等于所述至少一个SRS资源集合对应的SRS资源集合的数量。
- 根据权利要求26所述的设备,其特征在于,所述处理单元进一步用于:根据所述终端设备的功率等级和/网络设备的配置信息,确定所述第二最大发送功率。
- 根据权利要求23所述的设备,其特征在于,所述处理单元进一步用于:根据所述终端设备的功率等级和/网络设备的配置信息,分别独立确定所述每个SRS资源集合或者每个SRS资源集合组对应的最大发送功率。
- 根据权利要求23至28中任一项所述的设备,其特征在于,所述处理单元进一步用于:从与所述至少一个SRS资源集合对应的至少一个信令中,分别获取所述每个SRS资源集合对应的TPC信息。
- 根据权利要求29所述的设备,其特征在于,所述至少一个信令中每个信令在所至少一个信令的排列次序指示对应的SRS资源集合;或,所述每个信令关联第一指示信息,用于指示对应的SRS资源集合。
- 根据权利要求23至28中任一项所述的设备,其特征在于,所述处理单元进一步用于:从与所述至少一个SRS资源集合对应的至少一个TPC信息域中,分别获取所述每个SRS资源集合对应的TPC信息。
- 根据权利要求31所述的设备,其特征在于,所述至少一个TPC信息域中每个TPC信息域在所述至少一个TPC信息域的排列次序指示对应的SRS资源集合;或,所述每个TPC信息域关联第二指示信息,用于指示对应的SRS资源集合。
- 根据权利要求31或32所述的设备,其特征在于,所述通信单元进一步用于:接收指第三示信息,所述第三指示信息用于指示所述终端设备对应的TPC信息域和/或所述终端设备的SRS资源集合对应的TPC信息域。
- 根据权利要求31至33中任一项所述的设备,其特征在于,承载所 述至少一个TPC信息域的信令适用于终端设备组。
- 根据权利要求23至34中任一项所述的设备,其特征在于,所述至少一个SRS资源集合对应于至少一个天线面板,不同面板对应的SRS资源集合不同。
- 一种网络设备,其特征在于,包括处理单元和通信单元;所述处理单元用于:确定至少一个发送功率控制TPC信息,所述至少一个TPC信息对应于至少一个SRS资源集合;所述通信单元用于:向终端设备发送所述至少一个TPC信息。
- 根据权利要求36所述的设备,其特征在于,所述至少一个TPC信息承载于至少一个信令中,每个信令承载一个TPC信息。
- 根据权利要求37所述的设备,其特征在于,所述至少一个信令中每个信令在所述至少一个信令的排列次序指示对应的SRS资源集合。
- 根据权利要求37所述的设备,其特征在于,所述每个信令关联第一指示信息,用于指示对应的SRS资源集合。
- 根据权利要求36所述的设备,其特征在于,所述至少一个TPC信息承载于单个信令的至少一个TPC信息域中,每个TPC信息域承载一个TPC信息。
- 根据权利要求40所述的设备,其特征在于,所述至少一个TPC信息域中每个TPC信息域在所述至少一个TPC信息域的排列次序指示对应的SRS资源集合。
- 根据权利要求40所述的设备,其特征在于,所述每个TPC信息域关联第二指示信息,用于指示对应的SRS资源集合。
- 根据权利要40至42中任一项所述的设备,其特征在于,所述通信单元进一步用于:发送第三指示信息,所述第三指示信息用于指示所述终端设备对应的TPC信息域和/或所述终端设备的SRS资源集合对应的TPC信息域。
- 根据权利要求40至43中任一项所述的设备,其特征在于,所述单个信令适用于终端设备组。
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