WO2020061774A1 - 一种功率分配方法、终端设备及存储介质 - Google Patents

一种功率分配方法、终端设备及存储介质 Download PDF

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Publication number
WO2020061774A1
WO2020061774A1 PCT/CN2018/107420 CN2018107420W WO2020061774A1 WO 2020061774 A1 WO2020061774 A1 WO 2020061774A1 CN 2018107420 W CN2018107420 W CN 2018107420W WO 2020061774 A1 WO2020061774 A1 WO 2020061774A1
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Prior art keywords
power priority
power
prach
scell
terminal device
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PCT/CN2018/107420
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English (en)
French (fr)
Inventor
史志华
陈文洪
张治�
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Oppo广东移动通信有限公司
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.)
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Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN201880091291.6A priority Critical patent/CN111886906B/zh
Priority to PCT/CN2018/107420 priority patent/WO2020061774A1/zh
Publication of WO2020061774A1 publication Critical patent/WO2020061774A1/zh

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/30TPC using constraints in the total amount of available transmission power

Definitions

  • the present invention relates to the field of wireless communication technologies, and in particular, to a power distribution method, a terminal device, and a storage medium.
  • the Carrier Aggregation (CA) system only supports the transmission of a physical random access channel (Physical Random Access Channel, PRACH) on the primary cell (PCell); Therefore, the power allocation method of the CA system is only for the scenario of transmitting PRACH on PCell.
  • PRACH Physical Random Access Channel
  • embodiments of the present invention provide a power allocation method, terminal device, and storage medium, which realizes power allocation in a scenario where the SCell supports PRACH.
  • an embodiment of the present invention provides a power allocation method, including: when a total transmission power of a physical channel and / or a reference signal required by a terminal device is greater than a transmission power threshold, the terminal device determines, based on power priority ranking, Actual transmission power of physical channels and / or reference signals;
  • the physical channel includes a PRACH transmitted on the SCell.
  • an embodiment of the present invention provides a terminal device.
  • the terminal device includes a processing unit configured as a terminal when a total transmission power of a physical channel and / or a reference signal required by the terminal device is greater than a transmission power threshold.
  • the device determines the actual transmission power of the physical channel and the transmitted / or reference signal based on the power priority ranking; wherein the physical channel includes a PRACH transmitted on the SCell.
  • an embodiment of the present invention provides a terminal device, including: a processor and a memory for storing a computer program capable of running on the processor, wherein the processor executes the foregoing when the computer program is run. The steps of the method performed by the terminal device.
  • an embodiment of the present invention provides a storage medium that stores an executable program.
  • the executable program is executed by a processor, the method for executing the foregoing terminal device is implemented.
  • the terminal device determines a physical channel and transmission / or reference based on power priority ranking The actual transmit power of the signal; and the physical channel includes a PRACH transmitted on the SCell.
  • the terminal device allocates the actual transmit power of the physical channel and / or reference channel.
  • FIG. 1 is a schematic structural diagram of a communication system according to an embodiment of the present invention.
  • FIG. 2 is a schematic flowchart of an optional process of a power distribution method applied to a terminal device according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a terminal device according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a hardware composition and structure of an electronic device according to an embodiment of the present invention.
  • the present invention provides a power allocation method.
  • the power allocation method in the embodiments of the present application can be applied to various communication systems, such as a Global System for Mobile (GSM) system, a code division multiple access (GSM) system, CodeDivision Multiple Access (CDMA) system, Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (GPRS), Long-Term Evolution (LTE) system, LTE Frequency Division Duplex (FDD) system, LTE Time Division Duplex (TDD), Universal Mobile Telecommunication System (UMTS), Worldwide Interoperability for Microwave Access, WiMAX) communication system or 5G system.
  • GSM Global System for Mobile
  • GSM code division multiple access
  • CDMA CodeDivision 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
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or a communication terminal or a terminal).
  • the network device 110 may provide communication coverage for a specific geographic area, and may communicate with terminal devices located within the coverage area.
  • the network device 110 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, or a base station (NodeB, NB) in a WCDMA system, or an evolved base station in an LTE system.
  • BTS Base Transceiver Station
  • NodeB NodeB
  • the network device may be a mobile switching center, relay station, access point, vehicle equipment, Wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks, or network devices in public land mobile networks (PLMN) that will evolve in the future.
  • PLMN public land mobile networks
  • the communication system 100 further includes at least one terminal device 120 located within a coverage area of the network device 110.
  • terminal equipment used herein includes, but is not limited to, connection via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, direct cable connection ; And / or another data connection / network; and / or via a wireless interface, such as for cellular networks, Wireless Local Area Networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and / or another terminal device configured to receive / transmit communication signals; and / or Internet of Things (IoT) devices.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Line
  • WLAN Wireless Local Area Networks
  • DVB-H Digital Video Broadband
  • satellite networks satellite networks
  • AM- FM broadcast transmitter AM- FM broadcast transmitter
  • IoT Internet of Things
  • a terminal device configured to communicate through a wireless interface may be referred to as a “wireless communication terminal”, a “wireless terminal”, or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular phones; personal communications systems (PCS) terminals that can combine cellular radiotelephones with data processing, facsimile, and data communications capabilities; can include radiotelephones, pagers, Internet / internal PDA with network access, web browser, notepad, calendar, and / or Global Positioning System (GPS) receiver; and conventional laptop and / or palm-type receivers or others including radiotelephone transceivers Electronic device.
  • PCS personal communications systems
  • GPS Global Positioning System
  • a terminal device can refer to an access terminal, user equipment (User Equipment), user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or User device.
  • the access terminal can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Processing (PDA), and wireless communication.
  • terminal devices 120 may perform terminal direct device (D2D) communication.
  • D2D terminal direct device
  • the 5G system or the 5G network may also be referred to as a New Radio (NR) system or an NR network.
  • NR New Radio
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. The embodiment does not limit this.
  • the communication system 100 may further include other network entities such as a network controller, a mobility management entity, and the like in this embodiment of the present application is not limited thereto.
  • network entities such as a network controller, a mobility management entity, and the like in this embodiment of the present application is not limited thereto.
  • the device having a communication function in the network / system in the embodiments of the present application may be referred to as a communication device.
  • the communication device may include a network device 110 and a terminal device 120 having a communication function, and the network device 110 and the terminal device 120 may be specific devices described above, and are not described herein again
  • the communication device may also include other devices in the communication system 100, such as other network entities such as a network controller, a mobile management entity, and the like, which is not limited in the embodiments of the present application.
  • an optional processing flow of a power distribution method applied to a terminal device includes the following steps:
  • step S201 when the total transmission power of the physical channel and / or reference signal required by the terminal device is greater than the transmission power threshold, the terminal device determines the actual transmission power of the physical channel and / or reference signal based on the power priority ranking.
  • the terminal device first calculates the total transmission power of the physical channel and / or reference channel required by itself, and determines whether the total transmission power of the required physical channel and / or reference channel is greater than a transmission power threshold.
  • the transmission power threshold is the maximum transmission power on one symbol of transmission opportunity i.
  • the physical channel includes the PRACH transmitted on the SCell in addition to the PRACH transmitted on the Primary Cell (PCell).
  • the terminal device when the terminal device calculates that the total transmission power of the physical channel and / or reference signal required by the terminal device is greater than a transmission power threshold, the terminal device uses the same when determining the actual transmission power of the physical channel and / or reference signal.
  • the power priority order is as follows: The power priority of PRACH is the highest, that is, the power priority of PRACH is higher than the priority of other physical channels and reference signals. And, the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the PSCell, and the power priority of the PRACH transmitted on the PSCell is higher than that of the PRACH transmitted on the SCell PRACH power priority.
  • the power priority ranking used by the terminal device when determining the actual transmit power of the physical channel and / or reference signal is sorted in descending order as:
  • HARQ Hybrid Automatic Repeat Request
  • PUCCH Physical Uplink Control Channel
  • ACK acknowledgement
  • SR Scheduling Request
  • PHYSCH Physical uplink shared channel
  • the aperiodic SRS has a higher priority than the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the terminal device uses when determining the actual transmission power of the physical channel and / or reference signal
  • the priority of the power priority is: the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the PSCell, and the power priority of the PRACH transmitted on the PSCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority ranking used by the terminal device when determining the actual transmit power of the physical channel and / or reference signal is sorted in descending order as:
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the terminal device when the terminal device calculates that the total transmission power of the physical channel and / or reference signal required by the terminal device is greater than a transmission power threshold, the terminal device adopts when determining the actual transmission power of the physical channel and / or reference signal.
  • the priority of the power priority is: the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the SCell.
  • PSCel When PSCel is present, the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the PSCell, and the power priority of the PRACH transmitted on the PSCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority ranking used by the terminal device when determining the actual transmit power of the physical channel and / or reference signal is sorted in descending order as:
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the terminal device uses when determining the actual transmission power of the physical channel and / or reference signal
  • the priority of the power priority is: the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the PSCell, and the power priority of the PRACH transmitted on the PSCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority ranking used by the terminal device when determining the actual transmit power of the physical channel and / or reference signal is sorted in descending order as:
  • a PUCCH carrying the CSI or a PUSCH carrying the CSI is a PUCCH carrying the CSI or a PUSCH carrying the CSI
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the power priority ordering of PRACHs transmitted on the multiple SCells is based on the identification size of the SCells.
  • SCells there are 4 SCells, and the corresponding identifiers are 00, 01, 02, and 03. Then, the SCell with the lowest identification value has the lowest power priority, and the SCell with the largest identification value has the power priority of 03. Highest; or SCell corresponding to 00 with the smallest identification value has the highest power priority, and SCell corresponding to 03 with the largest identification value has the lowest power priority.
  • the power priority order of PRACH transmitted on the multiple SCells is based on: a carrier unit (CC) Cross-carrier indication value in corresponding downlink control signaling (DCI).
  • CC carrier unit
  • DCI downlink control signaling
  • each CC corresponds to an independent Cell.
  • the cross-carrier indication value is used to indicate the terminal.
  • the device schedules resources on a second carrier different from the first carrier.
  • the power priorities of PRACHs transmitted on multiple SCells are sorted according to the size of the cross-carrier indication value in the DCI.
  • the PRACH transmitted on the SCell with the largest cross-carrier indication value has the highest power priority
  • the PRACH transmitted on the SCell with the smallest cross-carrier indication value has the lowest power priority
  • the PRACH transmitted on the SCell with the largest cross-carrier indication value has the highest power priority
  • the basis of the power priority order of PRACH transmitted on the multiple SCells is the function of PRACH.
  • the power priority of transmitting the bearer BFR on the SCell is higher than the power priority of transmitting the PRACH carrying the scheduling request SR on the SCell.
  • the terminal device will preferentially allocate power. For example, when the total transmission power of the physical channel and / or reference channel required by the terminal device is greater than the transmission power threshold, the actual transmission power allocated by the terminal device to a physical channel or reference signal with a lower priority is more than the power it needs Low power, or do not transmit a low-priority physical channel or reference signal; at this time, the terminal device still allocates its actual required transmit power for a high-priority physical channel or reference signal.
  • PRACH In the foregoing embodiments of the present invention, only some optional functions of PRACH are used for description.
  • the power priority ordering used when PRACH is used to carry or carry information that is not involved in the foregoing embodiments of the present invention may still comply with the records in the present invention. Power prioritization strategy.
  • An embodiment of the present invention further provides a terminal device.
  • the composition structure of the terminal device 300 includes a processing unit 301 configured to be a total transmission of physical channels and / or reference signals required by the terminal device. When the power is greater than the transmit power threshold, the actual transmit power of the physical channel and / or reference signal is determined based on the power priority ranking.
  • the terminal device 300 further includes a calculation unit 302 configured to calculate a total transmission power of a physical channel and / or a reference signal required.
  • the processing unit 301 is configured to execute the power allocation method described in the embodiment of the present invention.
  • the power priority ranking is: the PRACH has the highest power priority. And, the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority of the PRACH transmitted on the PCell is higher than the power priority of the PRACH transmitted on the PSCell, and the power priority of the PRACH transmitted on the PSCell is higher than the power priority of the PRACH transmitted on the SCell.
  • the power priority ranking used by the terminal device when determining the actual transmit power of the physical channel and / or reference signal is sorted in descending order as:
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the power priority ranking used by the terminal device when determining the actual transmission power of the physical channel and / or the reference signal is sorted in descending order as:
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the power priority ranking used by the terminal device when determining the actual transmission power of the physical channel and / or the reference signal is sorted in descending order as:
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the power priority ranking used by the terminal device when determining the actual transmission power of the physical channel and / or the reference signal is sorted in descending order as:
  • a PUCCH carrying the CSI or a PUSCH carrying the CSI is a PUCCH carrying the CSI or a PUSCH carrying the CSI
  • the priority of the aperiodic SRS is higher than that of the semi-persistent and / or periodic SRS; or the PRACH transmitted on a serving cell other than PCell.
  • the power priority ordering of PRACHs transmitted on the multiple SCells is based on the identification size of the SCells.
  • SCells there are 4 SCells, and the corresponding identifiers are 00, 01, 02, and 03. Then, the SCell with the lowest identification value has the lowest power priority, and the SCell with the largest identification value has the power priority of 03. Highest; or SCell corresponding to 00 with the smallest identification value has the highest power priority, and SCell corresponding to 03 with the largest identification value has the lowest power priority.
  • the power priority order of PRACH transmitted on the multiple SCells is based on the downlink control signaling DCI corresponding to the CC Cross-carrier indicator in.
  • each CC corresponds to an independent Cell.
  • the cross-carrier indication value is used to indicate the terminal.
  • the device schedules resources on a second carrier different from the first carrier.
  • the power priorities of PRACHs transmitted on multiple SCells are sorted according to the size of the cross-carrier indication value in the DCI.
  • the PRACH transmitted on the SCell with the largest cross-carrier indication value has the highest power priority
  • the PRACH transmitted on the SCell with the smallest cross-carrier indication value has the lowest power priority
  • the PRACH transmitted on the SCell with the largest cross-carrier indication value has the highest power priority
  • the basis of the power priority order of PRACH transmitted on the multiple SCells is the function of PRACH.
  • the power priority of transmitting the bearer BFR on the SCell is higher than the power priority of transmitting the PRACH carrying the scheduling request SR on the SCell.
  • the terminal device will preferentially allocate power. For example, when the total transmission power of the physical channel and / or reference channel required by the terminal device is greater than the transmission power threshold, the actual transmission power allocated by the terminal device to a physical channel or reference signal with a lower priority is more than the power it needs Low power, or do not transmit a low-priority physical channel or reference signal; at this time, the terminal device still allocates its actual required transmit power for a high-priority physical channel or reference signal.
  • An embodiment of the invention also provides an electronic device including a processor and a memory for storing a computer program capable of running on the processor, wherein the processor is configured to execute the power executed by the terminal device when the computer program is run. Steps of the distribution method.
  • FIG. 4 is a schematic diagram of a hardware composition structure of an electronic device (terminal device) according to an embodiment of the present invention.
  • the electronic device 700 includes: at least one processor 701, a memory 702, and at least one network interface 704.
  • the various components in the electronic device 700 are coupled together via a bus system 705. It can be understood that the bus system 705 is configured to implement connection and communication between these components.
  • the bus system 705 includes a power bus, a control bus, and a status signal bus in addition to the data bus. However, for the sake of clarity, various buses are marked as the bus system 705 in FIG. 4.
  • the memory 702 may be a volatile memory or a non-volatile memory, and may also include both volatile and non-volatile memories.
  • the non-volatile memory may be ROM, Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), electrically erasable and programmable memory Programmable read-only memory (EEPROM, Electrically Programmable Read-Only Memory), magnetic random access memory (FRAM, ferromagnetic random access memory), flash memory (Flash memory), magnetic surface memory, optical disc, or read-only disc (CD) -ROM, Compact Disc-Read-Only Memory); magnetic surface storage can be magnetic disk storage or magnetic tape storage.
  • the volatile memory may be random access memory (RAM, Random Access Memory), which is used as an external cache.
  • RAM random access memory
  • RAM Random Access Memory
  • many forms of RAM are available, such as Static Random Access Memory (SRAM, Static Random Access Memory), Synchronous Static Random Access Memory (SSRAM, Static Random Access, Memory), Dynamic Random Access DRAM (Dynamic Random Access Memory), Synchronous Dynamic Random Access Memory (SDRAM), Double Data Rate Synchronous Dynamic Random Access Memory (DDRSDRAM, Double Data Rate Synchronous Dynamic Random Access Memory), enhanced Type Synchronous Dynamic Random Access Memory (ESDRAM, Enhanced Random Dynamic Access Memory), Synchronous Link Dynamic Random Access Memory (SLDRAM, SyncLink Dynamic Random Access Memory), Direct Memory Bus Random Access Memory (DRRAM, Direct Rambus Random Access Memory) ).
  • the memory 702 described in embodiments of the present invention is intended to include, but is not limited to, these and any other suitable types of memory.
  • the memory 702 in the embodiment of the present invention is configured to store various types of data to support the operation of the electronic device 700. Examples of such data include: any computer program for operating on the electronic device 700, such as the application program 7022. A program for implementing the method of the embodiment of the present invention may be included in an application program 7022.
  • the method disclosed in the foregoing embodiment of the present invention may be applied to the processor 701, or implemented by the processor 701.
  • the processor 701 may be an integrated circuit chip and has a signal processing capability. In the implementation process, each step of the above method may be completed by using hardware integrated logic circuits or instructions in the form of software in the processor 701.
  • the above-mentioned processor 701 may be a general-purpose processor, a digital signal processor (DSP, Digital Signal Processor), or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like.
  • DSP Digital Signal Processor
  • the processor 701 may implement or execute various methods, steps, and logic block diagrams disclosed in the embodiments of the present invention.
  • a general-purpose processor may be a microprocessor or any conventional processor.
  • the steps of the method disclosed in combination with the embodiments of the present invention may be directly implemented by a hardware decoding processor, or may be performed by using a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a storage medium.
  • the storage medium is located in the memory 702.
  • the processor 701 reads the information in the memory 702 and completes the steps of the foregoing method in combination with its hardware.
  • the electronic device 700 may be implemented by one or more Application Specific Integrated Circuits (ASICs), DSPs, Programmable Logic Devices (PLDs), and Complex Programmable Logic Devices (CPLDs).
  • ASICs Application Specific Integrated Circuits
  • DSPs Digital Signal processors
  • PLDs Programmable Logic Devices
  • CPLDs Complex Programmable Logic Devices
  • Complex, Programmable (Logic, Device) FPGA, general-purpose processor, controller, MCU, MPU, or other electronic components to implement the foregoing methods.
  • An embodiment of the present application further provides a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the terminal device in the embodiments of the present application, and the computer program causes the computer to execute the corresponding processes implemented by the terminal device in each method of the embodiments of the present application. For simplicity, here No longer.
  • These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing device to work in a particular manner such that the instructions stored in the computer-readable memory produce a manufactured article including an instruction device, the instructions
  • the device implements the functions specified in one or more flowcharts and / or one or more blocks of the block diagram.
  • These computer program instructions can also be loaded on a computer or other programmable data processing device, so that a series of steps can be performed on the computer or other programmable device to produce a computer-implemented process, which can be executed on the computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more flowcharts and / or one or more blocks of the block diagrams.

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Abstract

一种功率分配方法、终端设备及存储介质。所述方法包括:终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和发射/或参考信号的实际发射功率(S201);其中,所述物理信道包括在辅小区(Cell)上传输的物理随机接入信道(RACH)。

Description

一种功率分配方法、终端设备及存储介质 技术领域
本发明涉及无线通信技术领域,尤其涉及一种功率分配方法、终端设备及存储介质。
背景技术
在无线(New Radio,NR)Rel-15系统中,载波聚合(Carrier Aggregation,CA)系统仅支持在主小区(Primary Cell,PCell)上传输物理随机接入信道(Physical Random Access CHannel,PRACH);因此,CA系统的功率分配方法仅仅是针对在PCell上传输PRACH的场景。
但是,在NR Rel-16系统中,为了支持在辅小区(Secondary Cell,SCell)上能够进行波束失败恢复(Beam Failure recovery,BFR)流程和/或链路恢复(Link Recovery,LR),可能会在SCell上支持PRACH。
针对在SCell上支持PRACH的场景,如何进行功率分配,目前尚无解决方案。
发明内容
为解决上述技术问题,本发明实施例提供一种功率分配方法、终端设备及存储介质,实现了SCell上支持PRACH的场景下功率的分配。
第一方面,本发明实施例提供一种功率分配方法,包括:终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和发射/或参考信号的实际发射功率;
其中,所述物理信道包括在SCell上传输的PRACH。
第二方面,本发明实施例提供一种终端设备,所述终端设备包括:处理单元,配置为终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和发射/或参考信号的实际发射功率;其中,所述物理信道包括在SCell上传输的PRACH。
第三方面,本发明实施例提供一种终端设备,包括:处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行 上述终端设备执行的方法的步骤。
第四方面,本发明实施例提供一种存储介质,存储有可执行程序,所述可执行程序被处理器执行时,实现上述终端设备执行的方法。
本发明实施例提供的功率分配方法,终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和发射/或参考信号的实际发射功率;并且所述物理信道包括在SCell上传输的PRACH。实现了SCell上支持PRACH的场景下、终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,终端设备对物理信道和/或参考信道的实际发射功率的分配。
附图说明
图1为本发明实施例通信系统的组成结构示意图;
图2为本发明实施例应用于终端设备的功率分配方法的可选处理流程示意图;
图3为本发明实施例提供的终端设备的组成结构示意图;
图4为本发明实施例提供的电子设备的硬件组成结构示意图。
具体实施方式
为了能够更加详尽地了解本发明实施例的特点和技术内容,下面结合附图对本发明实施例的实现进行详细阐述,所附附图仅供参考说明之用,并非用来限定本发明实施例。
基于上述问题,本发明提供一种功率分配方法,本申请实施例的功率分配方法可以应用于各种通信系统,例如:全球移动通讯(Global System of Mobile communication,GSM)系统、码分多址(Code Division Multiple Access,CDMA)系统、宽带码分多址(Wideband Code Division Multiple Access,WCDMA)系统、通用分组无线业务(General Packet Radio Service,GPRS)、长期演进(Long Term Evolution,LTE)系统、LTE频分双工(Frequency Division Duplex,FDD)系统、LTE时分双工(Time Division Duplex,TDD)、通用移动通信系统(Universal Mobile Telecommunication System,UMTS)、全球互联微波接入(Worldwide Interoperability for Microwave Access,WiMAX)通信系统或5G系统等。
示例性的,本申请实施例应用的通信系统100如图1所示。该通信系统100可以包括网络设备110,网络设备110可以是与终端设备120(或称为通信终端、终端)通信的设备。网络设备110可以为特定的地理区域提供通信覆盖,并且可以与位于该覆盖区 域内的终端设备进行通信。可选地,该网络设备110可以是GSM系统或CDMA系统中的基站(Base Transceiver Station,BTS),也可以是WCDMA系统中的基站(NodeB,NB),还可以是LTE系统中的演进型基站(Evolutional Node B,eNB或eNodeB),或者是云无线接入网络(Cloud Radio Access Network,CRAN)中的无线控制器,或者该网络设备可以为移动交换中心、中继站、接入点、车载设备、可穿戴设备、集线器、交换机、网桥、路由器、5G网络中的网络侧设备或者未来演进的公共陆地移动网络(Public Land Mobile Network,PLMN)中的网络设备等。
该通信系统100还包括位于网络设备110覆盖范围内的至少一个终端设备120。作为在此使用的“终端设备”包括但不限于经由有线线路连接,如经由公共交换电话网络(Public Switched Telephone Networks,PSTN)、数字用户线路(Digital Subscriber Line,DSL)、数字电缆、直接电缆连接;和/或另一数据连接/网络;和/或经由无线接口,如,针对蜂窝网络、无线局域网(Wireless Local Area Network,WLAN)、诸如DVB-H网络的数字电视网络、卫星网络、AM-FM广播发送器;和/或另一终端设备的被设置成接收/发送通信信号的装置;和/或物联网(Internet of Things,IoT)设备。被设置成通过无线接口通信的终端设备可以被称为“无线通信终端”、“无线终端”或“移动终端”。移动终端的示例包括但不限于卫星或蜂窝电话;可以组合蜂窝无线电电话与数据处理、传真以及数据通信能力的个人通信系统(Personal Communications System,PCS)终端;可以包括无线电电话、寻呼机、因特网/内联网接入、Web浏览器、记事簿、日历以及/或全球定位系统(Global Positioning System,GPS)接收器的PDA;以及常规膝上型和/或掌上型接收器或包括无线电电话收发器的其它电子装置。终端设备可以指接入终端、用户设备(User Equipment,UE)、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备、5G网络中的终端设备或者未来演进的PLMN中的终端设备等。
可选地,终端设备120之间可以进行终端直连(Device to Device,D2D)通信。
可选地,5G系统或5G网络还可以称为新无线(New Radio,NR)系统或NR网络。
图1示例性地示出了一个网络设备和两个终端设备,可选地,该通信系统100可以 包括多个网络设备并且每个网络设备的覆盖范围内可以包括其它数量的终端设备,本申请实施例对此不做限定。
可选地,该通信系统100还可以包括网络控制器、移动管理实体等其他网络实体,本申请实施例对此不作限定。
应理解,本申请实施例中网络/系统中具有通信功能的设备可称为通信设备。以图1示出的通信系统100为例,通信设备可包括具有通信功能的网络设备110和终端设备120,网络设备110和终端设备120可以为上文所述的具体设备,此处不再赘述;通信设备还可包括通信系统100中的其他设备,例如网络控制器、移动管理实体等其他网络实体,本申请实施例中对此不做限定。
本发明实施例提供的应用于终端设备的功率分配方法的可选处理流程,如图2所示,包括以下步骤:
步骤S201,终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和/或参考信号的实际发射功率。
本发明实施例中,终端设备首先计算自身所需的物理信道和/或参考信道的总发射功率,并判断所需的物理信道和/或参考信道的总发射功率是否大于发射功率阈值。
可选地,所述发射功率阈值为在传输机会i的一个符号上的最大发射功率。
这里,所述物理信道,除了包括主小区(Primary Cell,PCell)上传输的PRACH外,还包括SCell上传输的PRACH。
一些实施例中,所述终端设备计算自身所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序为:PRACH的功率优先级最高,即PRACH的功率优先级高于其他物理信道和参考信号的优先级。并且,在PCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。当存在主辅小区(PSCell)时,在PCell上传输的PRACH的功率优先级高于在PSCell上传输的PRACH的功率优先级,在PSCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。
基于上述排序,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、在SCell上传输的PRACH;
4、携带混合自动重传请求(Hybrid Automatic Repeat Request,HARQ)-确认(ACK)信息的物理上行控制信道(Physical Uplink Control CHannel,PUCCH)、和/或调度请求(Scheduling Request,SR)、或携带HARQ-ACK信息的物理上行共享信道(Physical Uplink Shared CHannel,PUSCH);
5、携带所述信道状态信息(Channel State Information,CSI)的PUCCH或携带所述CSI的PUSCH;
6、不携带HARQ-ACK信息或CSI的PUSCH;
7、对于探测参考信号(Sounding Reference Signal,SRS),非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
另一些实施例中,所述终端设备计算自身所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序为:在PCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。当存在PSCell时,在PCell上传输的PRACH的功率优先级高于在PSCell上传输的PRACH的功率优先级,在PSCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。
基于上述排序,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
4、在SCell上传输的PRACH;
5、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
6、不携带HARQ-ACK信息或CSI的PUSCH;
7、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
又一些实施例中,所述终端设备计算自身所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备确定物理信道和/或参考信号的实际发射功率时 采用的功率优先级排序为:在PCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。当存在PSCel时,在PCell上传输的PRACH的功率优先级高于在PSCell上传输的PRACH的功率优先级,在PSCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。
基于上述排序,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
4、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
5、在SCell上传输的PRACH;
6、不携带HARQ-ACK信息或CSI的PUSCH;
7、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
再一些实施例中,所述终端设备计算自身所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序为:在PCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。当存在PSCell时,在PCell上传输的PRACH的功率优先级高于在PSCell上传输的PRACH的功率优先级,在PSCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。
基于上述排序,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、在SCell上用于BFR传输的PRACH;
4、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
5、SCell上携带SR的PRACH;
6、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
7、不携带HARQ-ACK信息或CSI的PUSCH;
8、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
针对上述实施例,当所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:SCell的标识大小。
举例来说,有4个SCell,对应的标识分别为00、01、02和03;那么,标识值最小的00对应的SCell的功率优先级最低,标识值最大的03对应的SCell的功率优先级最高;或者标识值最小的00对应的SCell的功率优先级最高,标识值最大的03对应的SCell的功率优先级最低。
或者,针对上述实施例,当所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:载波单元(Component Carrier,CC)所对应的下行控制信令(Downlink Control Information,DCI)中的跨载波指示值。
这里,每个CC对应一个独立的Cell,当网络设备在第一载波上向所述终端设备发送DCI,且所述DCI包括跨载波指示值;所述跨载波指示值,用于指示所述终端设备调度不同于第一载波的第二载波上的资源。此时,根据所述DCI中的跨载波指示值的大小对多个SCell上传输的PRACH的功率优先级进行排序。举例来说,跨载波指示值最大的SCell上传输的PRACH的功率优先级最高、跨载波指示值最小的SCell上传输的PRACH的功率优先级最低;或者跨载波指示值最大的SCell上传输的PRACH的功率优先级最低、跨载波指示值最小的SCell上传输的PRACH的功率优先级最高。
或者,针对上述实施例,当所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:PRACH的功能。举例来说,在SCell上传输承载BFR的功率优先级,高于在SCell上传输承载调度请求SR的PRACH的功率优先级。
需要说明的是,功率优先级排序在前的,表示功率优先级高;对于功率优先级高的物理信道或参考信号,终端设备将优先分配功率。举例来说,当终端设备所需的物理信道和/或参考信道的总发射功率大于发射功率阈值时,终端设备为优先级低的物理信道或参考信号分配的实际发射功率比其需要的功率更低的功率,或者不传输优先级低的物理信道或参考信号;此时,终端设备仍然为优先级高的物理信道或参考信号分配其实际所 需的发射功率。
本发明上述各实施例中,仅仅基于PRACH的一些可选功能进行说明,利用PRACH承载或携带本发明上述各实施例未涉及的信息时所采用的功率优先级排序,仍可遵照本发明记载的功率优先级排序策略。
本发明实施例还提供一种终端设备,所述终端设备300的组成结构,如图3所示,包括:处理单元301,配置为当终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,基于功率优先级排序,确定物理信道和发射/或参考信号的实际发射功率。
本发明实施例中,所述终端设备300,还包括:计算单元302,配置为计算所需的物理信道和/或参考信号的总发射功率。在所述计算单元302计算终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述处理单元301配置为执行本发明实施例所记载的功率分配方法。
本发明实施例中,所述功率优先级排序为:PRACH的功率优先级最高。并且,在PCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。当存在PSCell时,在PCell上传输的PRACH的功率优先级高于在PSCell上传输的PRACH的功率优先级,在PSCell上传输的PRACH的功率优先级高于在SCell上传输的PRACH的功率优先级。
基于上述排序,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、在SCell上传输的PRACH;
4、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
5、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
6、不携带HARQ-ACK信息或CSI的PUSCH;
7、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
或者,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
4、在SCell上传输的PRACH;
5、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
6、不携带HARQ-ACK信息或CSI的PUSCH;
7、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
或者,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
4、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
5、在SCell上传输的PRACH;
6、不携带HARQ-ACK信息或CSI的PUSCH;
7、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS;或者除PCell以外的服务小区上传输的PRACH。
或者,所述终端设备确定物理信道和/或参考信号的实际发射功率时采用的功率优先级排序,按照降序排序为:
1、在PCell上传输的PRACH;
2、在PSCell上传输的PRACH;
3、在SCell上用于BFR传输的PRACH;
4、携带HARQ-ACK信息的PUCCH、和/或SR、或携带HARQ-ACK信息的PUSCH;
5、SCell上携带SR的PRACH;
6、携带所述CSI的PUCCH或携带所述CSI的PUSCH;
7、不携带HARQ-ACK信息或CSI的PUSCH;
8、对于SRS,非周期性传输的SRS的优先级高于半持久性和/或周期性传输的SRS; 或者除PCell以外的服务小区上传输的PRACH。
针对上述实施例,当所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:SCell的标识大小。
举例来说,有4个SCell,对应的标识分别为00、01、02和03;那么,标识值最小的00对应的SCell的功率优先级最低,标识值最大的03对应的SCell的功率优先级最高;或者标识值最小的00对应的SCell的功率优先级最高,标识值最大的03对应的SCell的功率优先级最低。
或者,针对上述实施例,当所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:CC所对应的下行控制信令DCI中的跨载波指示值。
这里,每个CC对应一个独立的Cell,当网络设备在第一载波上向所述终端设备发送DCI,且所述DCI包括跨载波指示值;所述跨载波指示值,用于指示所述终端设备调度不同于第一载波的第二载波上的资源。此时,根据所述DCI中的跨载波指示值的大小对多个SCell上传输的PRACH的功率优先级进行排序。举例来说,跨载波指示值最大的SCell上传输的PRACH的功率优先级最高、跨载波指示值最小的SCell上传输的PRACH的功率优先级最低;或者跨载波指示值最大的SCell上传输的PRACH的功率优先级最低、跨载波指示值最小的SCell上传输的PRACH的功率优先级最高。
或者,针对上述实施例,当所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:PRACH的功能。举例来说,在SCell上传输承载BFR的功率优先级,高于在SCell上传输承载调度请求SR的PRACH的功率优先级。
需要说明的是,功率优先级排序在前的,表示功率优先级高;对于功率优先级高的物理信道或参考信号,终端设备将优先分配功率。举例来说,当终端设备所需的物理信道和/或参考信道的总发射功率大于发射功率阈值时,终端设备为优先级低的物理信道或参考信号分配的实际发射功率比其需要的功率更低的功率,或者不传输优先级低的物理信道或参考信号;此时,终端设备仍然为优先级高的物理信道或参考信号分配其实际所需的发射功率。
发明实施例还提供一种电子设备,包括处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行上述终端设备执行的功率分配方法的步骤。
图4是本发明实施例的电子设备(终端设备)的硬件组成结构示意图,电子设备700包括:至少一个处理器701、存储器702和至少一个网络接口704。电子设备700中的各个组件通过总线系统705耦合在一起。可理解,总线系统705用于实现这些组件之间的连接通信。总线系统705除包括数据总线之外,还包括电源总线、控制总线和状态信号总线。但是为了清楚说明起见,在图4中将各种总线都标为总线系统705。
可以理解,存储器702可以是易失性存储器或非易失性存储器,也可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是ROM、可编程只读存储器(PROM,Programmable Read-Only Memory)、可擦除可编程只读存储器(EPROM,Erasable Programmable Read-Only Memory)、电可擦除可编程只读存储器(EEPROM,Electrically Erasable Programmable Read-Only Memory)、磁性随机存取存储器(FRAM,ferromagnetic random access memory)、快闪存储器(Flash Memory)、磁表面存储器、光盘、或只读光盘(CD-ROM,Compact Disc Read-Only Memory);磁表面存储器可以是磁盘存储器或磁带存储器。易失性存储器可以是随机存取存储器(RAM,Random Access Memory),其用作外部高速缓存。通过示例性但不是限制性说明,许多形式的RAM可用,例如静态随机存取存储器(SRAM,Static Random Access Memory)、同步静态随机存取存储器(SSRAM,Synchronous Static Random Access Memory)、动态随机存取存储器(DRAM,Dynamic Random Access Memory)、同步动态随机存取存储器(SDRAM,Synchronous Dynamic Random Access Memory)、双倍数据速率同步动态随机存取存储器(DDRSDRAM,Double Data Rate Synchronous Dynamic Random Access Memory)、增强型同步动态随机存取存储器(ESDRAM,Enhanced Synchronous Dynamic Random Access Memory)、同步连接动态随机存取存储器(SLDRAM,SyncLink Dynamic Random Access Memory)、直接内存总线随机存取存储器(DRRAM,Direct Rambus Random Access Memory)。本发明实施例描述的存储器702旨在包括但不限于这些和任意其它适合类型的存储器。
本发明实施例中的存储器702用于存储各种类型的数据以支持电子设备700的操作。这些数据的示例包括:用于在电子设备700上操作的任何计算机程序,如应用程序7022。实现本发明实施例方法的程序可以包含在应用程序7022中。
上述本发明实施例揭示的方法可以应用于处理器701中,或者由处理器701实现。处理器701可能是一种集成电路芯片,具有信号的处理能力。在实现过程中,上述方法的各步骤可以通过处理器701中的硬件的集成逻辑电路或者软件形式的指令完成。上述 的处理器701可以是通用处理器、数字信号处理器(DSP,Digital Signal Processor),或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。处理器701可以实现或者执行本发明实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者任何常规的处理器等。结合本发明实施例所公开的方法的步骤,可以直接体现为硬件译码处理器执行完成,或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于存储介质中,该存储介质位于存储器702,处理器701读取存储器702中的信息,结合其硬件完成前述方法的步骤。
在示例性实施例中,电子设备700可以被一个或多个应用专用集成电路(ASIC,Application Specific Integrated Circuit)、DSP、可编程逻辑器件(PLD,Programmable Logic Device)、复杂可编程逻辑器件(CPLD,Complex Programmable Logic Device)、FPGA、通用处理器、控制器、MCU、MPU、或其他电子元件实现,用于执行前述方法。
本申请实施例还提供了一种计算机可读存储介质,用于存储计算机程序。
可选地,该计算机可读存储介质可应用于本申请实施例中的终端设备,并且该计算机程序使得计算机执行本申请实施例的各个方法中由终端设备实现的相应流程,为了简洁,在此不再赘述。
本发明是参照根据本发明实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器,使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的计算机可读存储器中,使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品,该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备上,使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机实现的处理,从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。
以上所述,仅为本发明的较佳实施例而已,并非用于限定本发明的保护范围,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。

Claims (30)

  1. 一种功率分配方法,所述方法包括:
    终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和/或参考信号的实际发射功率;
    其中,所述物理信道包括在辅小区SCell上传输的物理随机接入信道PRACH。
  2. 根据权利要求1所述的方法,其中,所述功率优先级排序为:
    PRACH的功率优先级最高。
  3. 根据权利要求1所述的方法,其中,所述功率优先级排序为:
    在SCell上传输的PRACH的功率优先级,高于承载信道状态信息CSI的物理信道的功率优先级;
    和/或,在SCell上传输的PRACH的功率优先级,低于承载携带混合自动重传请求确认HARQ-ACK信息的物理上行控制信道PUCCH、携带HARQ-ACK信息的调度请求SR、以及携带HARQ-ACK信息的物理上行共享信道PUSCH的功率优先级。
  4. 根据权利要求1所述的方法,其中,所述功率优先级排序为:
    在SCell上传输的PRACH的功率优先级,高于不携带HARQ-ACK信息或信道状态信息CSI的PUSCH的功率优先级;
    和/或,在SCell上传输的PRACH的功率优先级,低于携带所述CSI的PUCCH和携带所述CSI的PUSCH的功率优先级。
  5. 根据权利要求1所述的方法,其中,所述功率优先级排序的依据为:PRACH的功能。
  6. 根据权利要求5所述的方法,其中,所述功率优先级排序为:
    在SCell上传输承载波束失败修复信息的PRACH的功率优先级,高于携带HARQ-ACK信息的PUCCH、和/或调度请求SR、或携带HARQ-ACK信息的PUSCH的功率优先级。
  7. 根据权利要求5或6所述的方法,其中,所述功率优先级排序为:
    在SCell上传输承载调度请求SR的PRACH的功率优先级,高于承载信道状态信息CSI的PUCCH和携带所述CSI的PUSCH的功率优先级;
    和/或,在SCell上传输承载调度请求SR的PRACH的功率优先级,低于承载HARQ-ACK信息的PUCCH、携带HARQ-ACK信息的SR、以及携带HARQ-ACK信息 的PUSCH的功率优先级。
  8. 根据权利要求1至7任一项所述的方法,其中,所述功率优先级排序为:
    在主小区PCell上传输的PRACH的功率优先级,高于在SCell上传输的PRACH的功率优先级。
  9. 根据权利要求1至8任一项所述的方法,其中,所述PRACH还包括在主辅小区PSCell上传输的PRACH,所述功率优先级排序,包括:
    在主小区PCell上传输的PRACH的功率优先级,高于在PSCell上传输的PRACH的功率优先级;
    和/或,在PSCell上传输的PRACH的功率优先级,高于在SCell上传输的PRACH的功率优先级。
  10. 根据权利要求1至9任一项所述的方法,其中,所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:SCell的标识大小。
  11. 根据权利要求1至9任一项所述的方法,其中,所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:
    载波单元CC所对应的下行控制信令DCI中的跨载波指示值。
  12. 根据权利要求1至9任一项所述的方法,其中,所述物理信道包括在多个SCell上传输的PRACH时,多个SCell上传输的PRACH的功率优先级排序的依据为:PRACH的功能。
  13. 根据权利要求12所述的方法,其中,所述多个SCell上传输的PRACH的功率优先级排序为:
    在SCell上传输承载BFR的功率优先级,高于在SCell上传输承载调度请求SR的PRACH的功率优先级。
  14. 根据权利要求1至13任一项所述的方法,其中,所述方法还包括:
    所述终端设备计算所需的物理信道和/或参考信号的总发射功率。
  15. 一种终端设备,所述终端设备包括:
    处理单元,配置为终端设备所需的物理信道和/或参考信号的总发射功率大于发射功率阈值时,所述终端设备基于功率优先级排序,确定物理信道和发射/或参考信号的实际发射功率;其中,所述物理信道包括在SCell上传输的物理随机接入控制信道PRACH。
  16. 根据权利要求15所述的终端设备,其中,所述功率优先级排序为:
    PRACH的功率优先级最高。
  17. 根据权利要求15所述的终端设备,其中,所述功率优先级排序为:
    在SCell上传输的PRACH的功率优先级,高于承载信道状态信息CSI的物理信道的功率优先级;
    和/或,在SCell上传输的PRACH的功率优先级,低于承载携带混合自动重传请求确认HARQ-ACK信息的物理上行控制信道PUCCH、携带HARQ-ACK信息的调度请求SR、以及携带HARQ-ACK信息的物理上行共享信道PUSCH的功率优先级。
  18. 根据权利要求15所述的终端设备,其中,所述功率优先级排序为:
    在SCell上传输的PRACH的功率优先级,高于不携带HARQ-ACK信息或信道状态信息CSI的PUSCH的功率优先级;
    和/或,在SCell上传输的PRACH的功率优先级,低于携带所述CSI的PUCCH和携带所述CSI的PUSCH的功率优先级。
  19. 根据权利要求15所述的终端设备,其中,所述功率优先级排序的依据为:PRACH的功能。
  20. 根据权利要求19所述的终端设备,其中,所述功率优先级排序为:
    在SCell上传输承载波束失败修复信息的PRACH的功率优先级,高于携带HARQ-ACK信息的PUCCH、和/或调度请求SR、或携带HARQ-ACK信息的PUSCH的功率优先级。
  21. 根据权利要求19或20所述的终端设备,其中,所述功率优先级排序为:
    在SCell上传输承载调度请求SR的PRACH的功率优先级,高于承载信道状态信息CSI的PUCCH和携带所述CSI的PUSCH的功率优先级;
    和/或,在SCell上传输承载调度请求SR的PRACH的功率优先级,低于承载HARQ-ACK信息的PUCCH、携带HARQ-ACK信息的SR、以及携带HARQ-ACK信息的PUSCH的功率优先级。
  22. 根据权利要求15至21任一项所述的终端设备,其中,所述功率优先级排序为:
    在主小区PCell上传输的PRACH的功率优先级,高于在SCell上传输的PRACH的功率优先级。
  23. 根据权利要求15至22任一项所述的终端设备,其中,所述PRACH还包括在主辅小区PSCell上传输的PRACH,所述功率优先级排序,包括:
    在主小区PCell上传输的PRACH的功率优先级,高于在PSCell上传输的PRACH 的功率优先级;
    和/或,在PSCell上传输的PRACH的功率优先级,高于在SCell上传输的PRACH的功率优先级。
  24. 根据权利要求15至23任一项所述的终端设备,其中,所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:SCell的标识大小。
  25. 根据权利要求15至23任一项所述的终端设备,其中,所述物理信道包括在多个SCell上传输的PRACH时,所述多个SCell上传输的PRACH的功率优先级排序的依据为:
    载波单元CC所对应的下行控制信令DCI中的跨载波指示值。
  26. 根据权利要求15至23任一项所述的终端设备,其中,所述物理信道包括在多个SCell上传输的PRACH时,多个SCell上传输的PRACH的功率优先级排序的依据为:PRACH的功能。
  27. 根据权利要求26所述的终端设备,其中,所述多个SCell上传输的PRACH的功率优先级排序为:
    在SCell上传输承载BFR的功率优先级,高于在SCell上传输承载调度请求SR的PRACH的功率优先级。
  28. 根据权利要求15至27任一项所述的终端设备,其中,所述终端设备还包括:
    计算单元,配置为计算所需的物理信道和/或参考信号的总发射功率。
  29. 一种终端设备,包括处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,
    所述处理器用于运行所述计算机程序时,执行权利要求1至14任一项所述的功率分配方法的步骤。
  30. 一种存储介质,存储有可执行程序,所述可执行程序被处理器执行时,实现权利要求1至14任一项所述的功率分配方法。
PCT/CN2018/107420 2018-09-25 2018-09-25 一种功率分配方法、终端设备及存储介质 WO2020061774A1 (zh)

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