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WO2011145890A3 - 상향링크 전력제어 방법 및 사용자기기 - Google Patents

상향링크 전력제어 방법 및 사용자기기 Download PDF

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Publication number
WO2011145890A3
WO2011145890A3 PCT/KR2011/003696 KR2011003696W WO2011145890A3 WO 2011145890 A3 WO2011145890 A3 WO 2011145890A3 KR 2011003696 W KR2011003696 W KR 2011003696W WO 2011145890 A3 WO2011145890 A3 WO 2011145890A3
Authority
WO
WIPO (PCT)
Prior art keywords
power control
user equipment
control method
uplink power
uplink
Prior art date
Application number
PCT/KR2011/003696
Other languages
English (en)
French (fr)
Other versions
WO2011145890A2 (ko
Inventor
이문일
정재훈
고현수
한승희
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US13/698,896 priority Critical patent/US9185658B2/en
Publication of WO2011145890A2 publication Critical patent/WO2011145890A2/ko
Publication of WO2011145890A3 publication Critical patent/WO2011145890A3/ko

Links

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
    • H04W52/146—Uplink power control
    • 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
    • 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
    • H04W52/545—Signalisation aspects of the TPC commands, e.g. frame structure modifying TPC bits in special situations

Landscapes

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

Abstract

본 발명의 상향링크 전력제어와 사용자기기는 안테나 포트의 개수를 고려하여 전력 보정 인자를 결정한다. 본 발명에 의하면, 기지국이 동일한 전력 제어 정보를 사용자기기에 전송하더라도 상기 사용자기기는 상향링크 전송 상황에 따라 상기 전력 제어 정보를 다른 전력 보정 인자에 맵핑하여 상향링크 전송전력을 결정할 수 있다. 이에 따라, 보다 효율적인 상향링크 전력제어가 가능해진다.
PCT/KR2011/003696 2010-05-20 2011-05-19 상향링크 전력제어 방법 및 사용자기기 WO2011145890A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/698,896 US9185658B2 (en) 2010-05-20 2011-05-19 Uplink power control method and user equipment

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34647410P 2010-05-20 2010-05-20
US61/346,474 2010-05-20

Publications (2)

Publication Number Publication Date
WO2011145890A2 WO2011145890A2 (ko) 2011-11-24
WO2011145890A3 true WO2011145890A3 (ko) 2012-04-19

Family

ID=44992223

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/003696 WO2011145890A2 (ko) 2010-05-20 2011-05-19 상향링크 전력제어 방법 및 사용자기기

Country Status (2)

Country Link
US (1) US9185658B2 (ko)
WO (1) WO2011145890A2 (ko)

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CN107710837A (zh) * 2015-06-24 2018-02-16 株式会社Ntt都科摩 用户终端、无线基站以及无线通信方法
US12137018B2 (en) 2012-01-27 2024-11-05 Blackberry Limited Method and apparatus for transmitting uplink control information in wireless communication system

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US8830883B2 (en) * 2010-11-16 2014-09-09 Qualcomm Incorporated Method and apparatus for improving acknowledgement/negative acknowledgement feedback
KR101943821B1 (ko) * 2011-06-21 2019-01-31 한국전자통신연구원 무선 통신 시스템에서 제어채널 송수신 방법
EP2744277A4 (en) * 2011-08-12 2014-12-24 Fujitsu Ltd UPLINK POWER CONTROL METHOD AND DEVICE
US9277511B2 (en) * 2011-12-02 2016-03-01 St-Ericsson Sa Method of setting UE mode switching for RPD reduction
US9210670B2 (en) * 2013-03-18 2015-12-08 Samsung Electronics Co., Ltd. Uplink power control in adaptively configured TDD communication systems
EP2953304B1 (en) * 2013-03-22 2017-01-11 Huawei Technologies Co., Ltd. Power control method, apparatus, and system
US9344167B2 (en) * 2013-06-06 2016-05-17 Broadcom Corporation Codebook subsampling for multi-antenna transmit precoder codebook
US9554339B2 (en) * 2013-11-09 2017-01-24 Lg Electronics Inc. Method for controlling uplink transmission power in wireless communication system and device therefor
KR102298357B1 (ko) * 2014-03-21 2021-09-07 삼성전자 주식회사 무선통신 시스템에서 다중 기지국과 랜덤 엑세스 수행 방법 및 장치
JP6418334B2 (ja) * 2014-10-29 2018-11-07 日本電気株式会社 通信システム及び方法、基地局、及びユーザ端末
WO2016124457A1 (en) * 2015-02-02 2016-08-11 Telefonaktiebolaget Lm Ericsson (Publ) Selective codeword-to-layer mapping for mimo transmissions
CN106559198B (zh) * 2015-09-25 2019-09-17 电信科学技术研究院 一种基于pucch的上行控制信息传输方法及装置
CN109997318B (zh) * 2016-09-30 2023-02-17 瑞典爱立信有限公司 用于通信系统中的上行链路预编码的系统和方法
EP3554149B1 (en) * 2016-12-13 2020-11-25 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Uplink power control method and device
US20180368083A1 (en) * 2017-06-16 2018-12-20 Mediatek Inc. Method And Apparatus For Uplink Transmissions In Mobile Communications
CN109039979B (zh) * 2017-08-11 2019-09-20 华为技术有限公司 基于序列的信号处理方法、通信设备及通信系统
US11510149B2 (en) 2017-11-10 2022-11-22 Nokia Technologies Oy Closed loop power control for beam specific uplink traffic transmission
JP6866504B2 (ja) * 2018-04-06 2021-04-28 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 新無線アップリンクシングルユーザ多入力多出力通信の電力制御
US10476567B2 (en) * 2018-04-06 2019-11-12 Telefonaktiebolaget Lm Ericsson (Publ) Power control for new radio uplink single-user multiple-input-multiple- output communication
WO2019197526A1 (en) * 2018-04-13 2019-10-17 Telefonaktiebolaget Lm Ericsson (Publ) Sounding reference signal power control in new radio
CN110475330B (zh) * 2018-05-11 2021-05-25 电信科学技术研究院有限公司 一种上行功率控制方法、终端及网络设备
CN109792622B (zh) * 2018-06-11 2021-11-09 香港应用科技研究院有限公司 物理随机接入信道prach信号恢复的方法和频域prach滤波器
CN110769491B (zh) * 2018-07-27 2021-10-12 维沃移动通信有限公司 上行功率控制方法和设备
US10763926B2 (en) * 2018-10-10 2020-09-01 Nokia Technologies Oy Enhanced sounding reference symbol sounding technique for uplink codebook-based transmission
AU2019443559B2 (en) * 2019-04-29 2023-06-01 Telefonaktiebolaget Lm Ericsson (Publ) Transmission of reference signals from a terminal device
US20220286973A1 (en) * 2019-05-02 2022-09-08 Ntt Docomo, Inc. User terminal and radio communication method
US11496968B2 (en) * 2020-01-16 2022-11-08 Qualcomm Incorporated Uplink power control parameters for repetitions of physical uplink shared channel transmissions
JP2023027422A (ja) * 2020-01-27 2023-03-02 シャープ株式会社 端末装置および通信方法
CN113498201B (zh) * 2020-04-02 2024-10-15 大唐移动通信设备有限公司 上行功率、调度信息确定方法、终端和网络侧设备
CN113596975B (zh) * 2020-04-30 2022-12-06 华为技术有限公司 一种上行功率控制方法及装置
US20240054089A1 (en) * 2022-08-12 2024-02-15 Hamilton Sundstrand Corporation Signal reflection mitigation systems

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KR20090063085A (ko) * 2007-12-12 2009-06-17 엘지전자 주식회사 다중화율을 고려한 상향링크 전력제어 방법
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US8379581B2 (en) * 2008-12-08 2013-02-19 Sharp Kabushiki Kaisha Systems and methods for uplink power control
CN102217206B (zh) * 2009-01-05 2014-10-08 马维尔国际贸易有限公司 用于mimo通信系统的预编码码本

Patent Citations (3)

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KR20030049031A (ko) * 2001-12-13 2003-06-25 주식회사 에이스테크놀로지 전력제어 기능을 갖는 중간 주파수 방식의 중계기와전력제어 방법
KR20090063085A (ko) * 2007-12-12 2009-06-17 엘지전자 주식회사 다중화율을 고려한 상향링크 전력제어 방법
KR20100006411A (ko) * 2008-07-09 2010-01-19 김광섭 합성고무 자동포장기

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12137018B2 (en) 2012-01-27 2024-11-05 Blackberry Limited Method and apparatus for transmitting uplink control information in wireless communication system
CN107710837A (zh) * 2015-06-24 2018-02-16 株式会社Ntt都科摩 用户终端、无线基站以及无线通信方法
CN107710837B (zh) * 2015-06-24 2021-06-04 株式会社Ntt都科摩 用户终端、无线基站以及无线通信方法

Also Published As

Publication number Publication date
WO2011145890A2 (ko) 2011-11-24
US9185658B2 (en) 2015-11-10
US20130128833A1 (en) 2013-05-23

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