WO2024140840A1 - Procédé et appareil d'attribution de puissance de liaison montante, et dispositif de communication et support de stockage - Google Patents

Procédé et appareil d'attribution de puissance de liaison montante, et dispositif de communication et support de stockage Download PDF

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Publication number
WO2024140840A1
WO2024140840A1 PCT/CN2023/142467 CN2023142467W WO2024140840A1 WO 2024140840 A1 WO2024140840 A1 WO 2024140840A1 CN 2023142467 W CN2023142467 W CN 2023142467W WO 2024140840 A1 WO2024140840 A1 WO 2024140840A1
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WO
WIPO (PCT)
Prior art keywords
transmission
priority
uplink
power allocation
carrying
Prior art date
Application number
PCT/CN2023/142467
Other languages
English (en)
Chinese (zh)
Inventor
李娜
Original Assignee
维沃移动通信有限公司
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.)
Filing date
Publication date
Application filed by 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2024140840A1 publication Critical patent/WO2024140840A1/fr

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Classifications

    • 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

Definitions

  • an embodiment of the present application provides a readable storage medium, on which a program or instruction is stored, and when the program or instruction is executed by a processor, the method described in the first aspect is implemented.
  • the uplink is mainly based on the transmission of relatively dense small data packets, which can carry information such as gestures, control, and touch, and serve as input and reference for downlink presentation data;
  • the downlink is mainly based on the transmission of multimedia data such as video and audio, and provides users with an immersive experience through the timely reception and presentation of these multimedia data.
  • data packets arrive periodically or quasi-periodically, the data rate can reach tens or even hundreds of Mbps, the typical value of FPS (frame rate) is 60 or 120, and the interval between adjacent data packets is roughly 1/FPS second.
  • the first UCI may include a UCI for indicating a CG PUSCH transmission opportunity that is not used by the terminal, and/or a UCI for indicating the end of a data burst of the terminal.
  • the UCI for indicating a CG PUSCH transmission opportunity that is not used by the terminal may also be interpreted as a UCI for indicating unused/releasable/redundant CG PUSCH resources/transmission opportunities of the terminal.
  • the uplink transmission carrying the first UCI may include PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI.
  • the terminal determines, according to the first priority order, a power allocation priority for uplink transmission carrying the first UCI;
  • the order of power allocation priority from high to low is: PRACH transmission on a primary cell (PCell), PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • the order of power allocation priority from high to low is: first uplink transmission or second uplink transmission, third uplink transmission, fourth uplink transmission;
  • the third uplink transmission includes PUCCH transmission carrying channel state information (CSI) or PUSCH transmission carrying CSI; the fourth uplink transmission includes PUSCH transmission without carrying HARQ-ACK and CSI, or PUSCH transmission on PCell for the second type of random access procedure (type 2 random access procedure, i.e., two-step random access procedure).
  • CSI channel state information
  • PUSCH transmission carrying CSI the fourth uplink transmission includes PUSCH transmission without carrying HARQ-ACK and CSI, or PUSCH transmission on PCell for the second type of random access procedure (type 2 random access procedure, i.e., two-step random access procedure).
  • type 2 random access procedure i.e., two-step random access procedure
  • the terminal can allocate power for PUSCH transmission/PUCCH transmission/PRACH transmission/SRS transmission according to the following priority order (in descending order), so that the total transmit power transmitted on multiple serving cells for each symbol of transmission opportunity i within the frequency range is less than or equal to a certain power threshold, such as
  • the order of priority in descending order is as follows:
  • PCMAX (i) for transmission occasion i
  • PCMAX (i) may be a value configured by a higher layer.
  • the terminal determines a power allocation priority for uplink transmission carrying the first UCI, including:
  • the first uplink transmission includes PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI; the third uplink transmission includes PUCCH transmission carrying CSI or PUSCH transmission carrying CSI.
  • the terminal when the terminal determines the power allocation priority, for PUCCH transmission or PUSCH transmission, the terminal can first determine the power allocation priority of PUCCH transmission or PUSCH transmission according to the priority index (priority index) of PUCCH transmission or PUSCH transmission.
  • the PUCCH transmission or PUSCH transmission with a higher priority index has a higher power allocation priority.
  • PUCCH transmission or PUSCH transmission for PUCCH transmission or PUSCH transmission, PUCCH transmission or PUSCH transmission with a higher priority index has a higher power allocation priority;
  • the order of power allocation priority from high to low is: second uplink transmission, first uplink transmission or third uplink transmission, fourth uplink transmission;
  • the second uplink transmission includes PUCCH transmission carrying at least one of HARQ-ACK, SR, and LRR, or PUSCH transmission carrying HARQ-ACK; the fourth uplink transmission includes PUSCH transmission not carrying HARQ-ACK and CSI, or PUSCH transmission on PCell for the second type of random access process.
  • the terminal can allocate power for PUSCH transmission/PUCCH transmission/PRACH transmission/SRS transmission according to the following priority order (in descending order), so that the total transmit power transmitted on multiple serving cells for each symbol of transmission opportunity i within the frequency range is less than or equal to a certain power threshold, such as
  • the order of priority in descending order is as follows:
  • PCMAX (i) for transmission occasion i
  • PCMAX (i) may be a value configured by a higher layer.
  • the terminal determines, according to the third priority order, a power allocation priority for uplink transmission carrying the first UCI;
  • the priority index of the first UCI can be 1 (the corresponding physical layer priority is a high priority) or 0 (the corresponding physical layer priority is a low priority).
  • the priority or priority index of the first UCI can be predefined by the protocol, for example, the protocol predefines the priority of the first UCI as a low priority (or a priority index of 0), or predefines the priority of the first UCI as a high priority (or a priority index of 1); or, the priority or priority index of the first UCI can be configured or indicated by the base station; or, the priority or priority index of the first UCI is the same as the priority or priority index of the uplink transmission (such as PUCCH or PUSCH) to which it belongs.
  • the protocol predefines the priority of the first UCI as a low priority (or a priority index of 0), or predefines the priority of the first UCI as a high priority (or a priority index of 1); or, the priority or priority index of the first UCI can be configured or indicated
  • the order of power allocation priority from high to low is: second uplink transmission, first uplink transmission, third uplink transmission, fourth uplink transmission;
  • the terminal may determine the power of the first uplink transmission (ie, the PUCCH transmission carrying the first UCI or the PUSCH transmission carrying the first UCI) according to the fourth priority order. If the allocation priority is between the power allocation priorities of the third uplink transmission and the fourth uplink transmission, the terminal can determine how to allocate power to the first uplink transmission according to the power allocation priorities of the third uplink transmission and the fourth uplink transmission.
  • the power allocation priorities of the third uplink transmission and the fourth uplink transmission can be determined according to an existing power allocation priority sorting scheme or any other scheme, which is not limited here.
  • the priority index of the first uplink transmission may be 1 (the corresponding physical layer priority is a high priority) or 0 (the corresponding physical layer priority is a low priority).
  • the priority or priority index of the first uplink transmission may be predefined by the protocol, for example, the protocol predefines the priority of the first uplink transmission as a low priority (or a priority index of 0), or predefines the priority of the first uplink transmission as a high priority (or a priority index of 1); or, the priority or priority index of the first uplink transmission may be configured or indicated by the base station; or, the priority or priority index of the first uplink transmission is determined according to the priority or priority index of the UCI it carries.
  • the order of power allocation priority from high to low is: PRACH transmission on PCell, PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • the first uplink transmission includes PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI; the second uplink transmission includes PUCCH transmission carrying at least one of HARQ-ACK, SR, and LRR, or PUSCH transmission carrying HARQ-ACK.
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the order of power allocation priority from high to low is: physical random access channel PRACH transmission, PUCCH transmission or PUSCH transmission, channel sounding reference signal SRS transmission or PRACH transmission on other serving cells except PCell on the primary cell PCell;
  • the order of power allocation priority from high to low is: first uplink transmission or second uplink transmission, third uplink transmission, fourth uplink transmission;
  • the third uplink transmission includes PUCCH transmission carrying channel state information CSI or PUSCH transmission carrying CSI; the fourth uplink transmission includes PUSCH transmission not carrying HARQ-ACK and CSI, or for the second type of random access process, PUSCH transmission on PCell.
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the power allocation priority of the first uplink transmission is lower than the power allocation priority of the second uplink transmission, and the power allocation priority of the first uplink transmission is higher than the power allocation priority of the third uplink transmission;
  • the first uplink transmission includes a PUCCH transmission carrying the first UCI or a PUSCH transmission carrying the first UCI;
  • the third uplink transmission includes a PUCCH transmission carrying the CSI or a PUSCH transmission carrying the CSI;
  • the fourth uplink transmission includes a PUCCH transmission carrying the first UCI or a PUSCH transmission carrying the first UCI;
  • the random access transmission includes PUSCH transmission without carrying HARQ-ACK and CSI, or for the second type of random access procedure, PUSCH transmission on PCell.
  • the terminal determines, according to the fifth priority order, a power allocation priority for uplink transmission carrying the first UCI;
  • the order of power allocation priority from high to low is: PRACH transmission on PCell, PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • the input unit 604 may include a graphics processing unit (GPU) 6041 and a microphone 6042, and the graphics processor 6041 processes the image data of the static picture or video obtained by the image capture device (such as a camera) in the video capture mode or the image capture mode.
  • the display unit 606 may include a display panel 6061, and the display panel 6061 may be configured in the form of a liquid crystal display, an organic light emitting diode, etc.
  • the user input unit 607 includes a touch panel 6071 and at least one of other input devices 6072.
  • the touch panel 6071 is also called a touch screen.
  • the touch panel 6071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 6072 may include, but are not limited to, a physical keyboard, function keys (such as a volume control key, a switch key, etc.), a trackball, a mouse, and a joystick, which will not be repeated here.
  • the RF unit 601 after receiving downlink data from the network side device, can transmit the data to the processor 610 for processing; in addition, the RF unit 601 can send uplink data to the network side device.
  • the RF unit 601 includes but is not limited to an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and a Devices, etc.
  • the processor 610 is used to determine the power allocation priority of the uplink transmission carrying the first uplink control information UCI, the first UCI is used to indicate the transmission timing of the configured authorized physical uplink shared channel CG PUSCH not used by the terminal, and/or, is used to indicate the end of the data burst of the terminal; according to the power allocation priority of the uplink transmission carrying the first UCI, power is allocated for the uplink transmission carrying the first UCI.
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the power allocation priority of the first uplink transmission is the same as the power allocation priority of the second uplink transmission
  • the order of power allocation priority from high to low is: physical random access channel PRACH transmission, PUCCH transmission or PUSCH transmission, channel sounding reference signal SRS transmission or PRACH transmission on other serving cells except PCell on the primary cell PCell;
  • PUCCH transmission or PUSCH transmission for PUCCH transmission or PUSCH transmission, PUCCH transmission or PUSCH transmission with a higher priority index has a higher power allocation priority;
  • the order of power allocation priority from high to low is: first uplink transmission or second uplink transmission, third uplink transmission, fourth uplink transmission;
  • the third uplink transmission includes PUCCH transmission carrying channel state information CSI or PUSCH transmission carrying CSI; the fourth uplink transmission includes PUSCH transmission not carrying HARQ-ACK and CSI, or for the second type of random access process, PUSCH transmission on PCell.
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the terminal determines, according to the second priority order, a power allocation priority for uplink transmission carrying the first UCI;
  • the first uplink transmission includes PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI; the third uplink transmission includes PUCCH transmission carrying CSI or PUSCH transmission carrying CSI.
  • the order of power allocation priority from high to low is: PRACH transmission on PCell, PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • PUCCH transmission or PUSCH transmission for PUCCH transmission or PUSCH transmission, PUCCH transmission or PUSCH transmission with a higher priority index has a higher power allocation priority;
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the terminal determines, according to the third priority order, a power allocation priority for uplink transmission carrying the first UCI;
  • the power allocation priority of the first uplink transmission is lower than the power allocation priority of the second uplink transmission, and the power allocation priority of the first uplink transmission is higher than the power allocation priority of the third uplink transmission;
  • the first uplink transmission includes PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI;
  • the second uplink transmission includes PUCCH transmission carrying at least one of HARQ-ACK, SR, and LRR, or PUSCH transmission carrying HARQ-ACK;
  • the third uplink transmission includes PUCCH transmission carrying CSI or PUSCH transmission carrying CSI.
  • the order of power allocation priority from high to low is: PRACH transmission on PCell, PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • PUCCH transmission or PUSCH transmission for PUCCH transmission or PUSCH transmission, PUCCH transmission or PUSCH transmission with a higher priority index has a higher power allocation priority;
  • the order of power allocation priority from high to low is: second uplink transmission, first uplink transmission, third uplink transmission, fourth uplink transmission;
  • the fourth uplink transmission includes PUSCH transmission without carrying HARQ-ACK and CSI, or for the second type random access procedure, PUSCH transmission on PCell.
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the power allocation priority of the first uplink transmission is lower than the power allocation priority of the third uplink transmission, and the power allocation priority of the first uplink transmission is higher than the power allocation priority of the fourth uplink transmission;
  • the first uplink transmission includes PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI; the third uplink transmission includes PUCCH transmission carrying CSI or PUSCH transmission carrying CSI; the fourth uplink transmission includes PUSCH transmission not carrying HARQ-ACK and CSI, or for the second type of random access process, PUSCH transmission on PCell.
  • the order of power allocation priority from high to low is: PRACH transmission on PCell, PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • PUCCH transmission or PUSCH transmission for PUCCH transmission or PUSCH transmission, PUCCH transmission or PUSCH transmission with a higher priority index has a higher power allocation priority;
  • the order of power allocation priority from high to low is: second uplink transmission, third uplink transmission, first uplink transmission, fourth uplink transmission;
  • the second uplink transmission includes PUCCH transmission carrying at least one of HARQ-ACK, SR, and LRR, or PUSCH transmission carrying HARQ-ACK.
  • determining a power allocation priority for uplink transmission carrying a first UCI includes:
  • the terminal determines, according to the fifth priority order, a power allocation priority for uplink transmission carrying the first UCI;
  • a power allocation priority of a first uplink transmission is higher than a power allocation priority of a second uplink transmission
  • the first uplink transmission includes PUCCH transmission carrying the first UCI or PUSCH transmission carrying the first UCI; the second uplink transmission includes PUCCH transmission carrying at least one of HARQ-ACK, SR, and LRR, or PUSCH transmission carrying HARQ-ACK.
  • the order of power allocation priority from high to low is: PRACH transmission on PCell, PUCCH transmission or PUSCH transmission, SRS transmission or PRACH transmission on other serving cells except PCell;
  • the PUCCH transmission or PUSCH transmission with a higher priority index Transmission has a higher priority in power allocation
  • the order of power allocation priority from high to low is: first uplink transmission, second uplink transmission, third uplink transmission, fourth uplink transmission;
  • the third uplink transmission includes PUCCH transmission carrying CSI or PUSCH transmission carrying CSI; the fourth uplink transmission includes PUSCH transmission not carrying HARQ-ACK and CSI, or for the second type of random access process, PUSCH transmission on PCell.
  • the terminal may determine the power allocation priority of the uplink transmission carrying the first UCI before transmitting the first UCI, and then allocate power to the uplink transmission carrying the first UCI according to the determined power allocation priority, so that the base station can receive the first UCI in a timely and correct manner, which is beneficial to improving the effectiveness and reliability of the communication system.
  • the processor is the processor in the terminal described in the above embodiment.
  • the readable storage medium includes a computer readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk.
  • An embodiment of the present application further provides a chip, which includes a processor and a communication interface, wherein the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the various processes of the above-mentioned uplink power allocation method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the chip mentioned in the embodiments of the present application can also be called a system-level chip, a system chip, a chip system or a system-on-chip chip, etc.
  • An embodiment of the present application further provides a computer program/program product, which is stored in a storage medium.
  • the computer program/program product is executed by at least one processor to implement the various processes of the above-mentioned uplink power allocation method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • An embodiment of the present application further provides an uplink power allocation system, including: a terminal and a network side device, wherein the terminal can be used to execute the uplink power allocation method as described above.
  • the technical solution of the present application can be embodied in the form of a computer software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), and includes a number of instructions for a terminal (which can be a mobile phone, computer, server, air conditioner, or network equipment, etc.) to execute the methods described in each embodiment of the present application.
  • a storage medium such as ROM/RAM, magnetic disk, optical disk
  • a terminal which can be a mobile phone, computer, server, air conditioner, or network equipment, etc.

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

Abstract

La présente demande appartient au domaine technique des communications sans fil. Sont divulgués un procédé et un appareil d'attribution de puissance en liaison montante, un dispositif de communication et un support de stockage. Selon les modes de réalisation de la présente demande, le procédé d'attribution de puissance de liaison montante comprend les étapes suivantes : un terminal détermine une priorité d'attribution de puissance d'une transmission de liaison montante qui comporte des premières UCI, les premières UCI étant utilisées pour indiquer une occasion de transmission de PUSCH CG qui n'est pas utilisée par le terminal, et/ou est utilisée pour indiquer la fin d'une rafale de données du terminal ; et selon la priorité d'attribution de puissance de la transmission de liaison montante qui comporte les premières UCI, le terminal effectue une attribution de puissance sur la transmission de liaison montante qui comporte les premières UCI.
PCT/CN2023/142467 2022-12-29 2023-12-27 Procédé et appareil d'attribution de puissance de liaison montante, et dispositif de communication et support de stockage WO2024140840A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202211714324.2 2022-12-29
CN202211714324.2A CN118283762A (zh) 2022-12-29 2022-12-29 上行功率分配方法、装置、通信设备及存储介质

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WO2024140840A1 true WO2024140840A1 (fr) 2024-07-04

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WO (1) WO2024140840A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104812046A (zh) * 2014-01-28 2015-07-29 电信科学技术研究院 一种上行信道的功率控制方法及装置
WO2021248418A1 (fr) * 2020-06-11 2021-12-16 北京小米移动软件有限公司 Procédé et appareil de réception et d'envoi de données, dispositif de communication et support de stockage
US20220116953A1 (en) * 2020-10-08 2022-04-14 Electronics And Telecommunications Research Institute Method and apparatus for uplink transmissions with different reliability conditions
CN114375012A (zh) * 2020-10-15 2022-04-19 维沃移动通信有限公司 上行传输处理方法、装置及终端
CN114430928A (zh) * 2019-10-03 2022-05-03 夏普株式会社 用于多个活动配置的授权的用户装备、基站和方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104812046A (zh) * 2014-01-28 2015-07-29 电信科学技术研究院 一种上行信道的功率控制方法及装置
CN114430928A (zh) * 2019-10-03 2022-05-03 夏普株式会社 用于多个活动配置的授权的用户装备、基站和方法
WO2021248418A1 (fr) * 2020-06-11 2021-12-16 北京小米移动软件有限公司 Procédé et appareil de réception et d'envoi de données, dispositif de communication et support de stockage
US20220116953A1 (en) * 2020-10-08 2022-04-14 Electronics And Telecommunications Research Institute Method and apparatus for uplink transmissions with different reliability conditions
CN114375012A (zh) * 2020-10-15 2022-04-19 维沃移动通信有限公司 上行传输处理方法、装置及终端

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