PL2537265T3 - Sposób i układ do dostosowywania mocy sygnałów odniesienia - Google Patents

Sposób i układ do dostosowywania mocy sygnałów odniesienia

Info

Publication number
PL2537265T3
PL2537265T3 PL10845985T PL10845985T PL2537265T3 PL 2537265 T3 PL2537265 T3 PL 2537265T3 PL 10845985 T PL10845985 T PL 10845985T PL 10845985 T PL10845985 T PL 10845985T PL 2537265 T3 PL2537265 T3 PL 2537265T3
Authority
PL
Poland
Prior art keywords
arrangement
reference signals
adapting power
adapting
power
Prior art date
Application number
PL10845985T
Other languages
English (en)
Inventor
Yang Hu
David Astely
George Jongren
Jianfeng Wang
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of PL2537265T3 publication Critical patent/PL2537265T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [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
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0473—Wireless resource allocation based on the type of the allocated resource the resource being transmission power
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
PL10845985T 2010-02-17 2010-11-29 Sposób i układ do dostosowywania mocy sygnałów odniesienia PL2537265T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/CN2010/000214 WO2011100857A1 (en) 2010-02-17 2010-02-17 Method and apparatus for improving demodulation performance using demodulation reference signals power boosting
PCT/CN2010/001909 WO2011100863A1 (en) 2010-02-17 2010-11-29 Method and arrangement for adapting power of reference signals
EP10845985.0A EP2537265B1 (en) 2010-02-17 2010-11-29 Method and arrangement for adapting power of reference signals

Publications (1)

Publication Number Publication Date
PL2537265T3 true PL2537265T3 (pl) 2020-05-18

Family

ID=44370011

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10845985T PL2537265T3 (pl) 2010-02-17 2010-11-29 Sposób i układ do dostosowywania mocy sygnałów odniesienia

Country Status (9)

Country Link
US (2) US8649793B2 (pl)
EP (1) EP2537265B1 (pl)
CN (2) CN105813211B (pl)
CA (1) CA2790293C (pl)
DK (1) DK2537265T3 (pl)
ES (1) ES2763212T3 (pl)
PL (1) PL2537265T3 (pl)
PT (1) PT2537265T (pl)
WO (2) WO2011100857A1 (pl)

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US9037183B2 (en) * 2010-02-19 2015-05-19 Lg Electronics Inc. Controlling uplink transmission power using offset value based on antenna number or diversity scheme
US9179427B2 (en) * 2010-05-07 2015-11-03 Qualcomm Incorporated Transmission power dependent imbalance compensation for multi-antenna systems
EP2905908A1 (en) * 2010-10-01 2015-08-12 Telefonaktiebolaget L M Ericsson (PUBL) Method and arrangement in a wireless communication system
WO2012129798A1 (en) * 2011-03-30 2012-10-04 Huawei Technologies Co., Ltd. Method and apparatus for open loop transmission in a multiple antenna wireless communication system
CN104901788B (zh) * 2011-08-05 2018-08-21 华为技术有限公司 一种导频信号发送方法和设备
US20130215992A1 (en) * 2012-02-21 2013-08-22 Muhammad Kazmi Receiver adaptation based on acquired precoder knowledge
WO2013141799A1 (en) * 2012-03-19 2013-09-26 Telefonaktiebolaget L M Ericsson (Publ) User equipment, base station and methods related to multile input multiple output
US9591429B2 (en) 2012-05-11 2017-03-07 Qualcomm Incorporated Methods and apparatus for managing machine-type communications
KR102117024B1 (ko) * 2012-11-28 2020-06-01 삼성전자 주식회사 무선 통신 시스템의 통신 방법 및 장치
EP2739107B1 (en) * 2012-11-28 2019-01-02 Samsung Electronics Co., Ltd Method and apparatus for performing communication in a wireless communication system
GB2510367C (en) * 2013-01-31 2021-08-11 Sony Corp Telecommunications apparatus and methods
KR102018316B1 (ko) * 2013-02-28 2019-09-05 삼성전자 주식회사 무선 통신 시스템에서 간섭 측정을 위한 제어정보의 전송 방법 및 장치
CN109104224A (zh) 2013-12-30 2018-12-28 华为技术有限公司 一种信号发送方法及装置
WO2015188355A1 (zh) * 2014-06-12 2015-12-17 华为技术有限公司 一种资源分配方法及装置
US10764839B2 (en) 2014-08-28 2020-09-01 Telefonaktiebolaget Lm Ericsson (Publ) Network node and method for managing power of cell reference symbols
KR102287875B1 (ko) * 2015-04-17 2021-08-09 삼성전자주식회사 무선 통신 시스템에서 기준 신호들을 송신하기 위한 장치 및 방법
WO2017165668A1 (en) * 2016-03-25 2017-09-28 Intel Corporation Uplink power control for 5g systems
US10660047B2 (en) 2016-04-28 2020-05-19 Sony Mobile Communications Inc. Transmit power of pilot signals
EP3529936A1 (en) * 2016-10-24 2019-08-28 Telefonaktiebolaget LM Ericsson (publ) Method and network node for enabling measurements on reference signals
CN108234096B (zh) * 2016-12-21 2023-05-23 华为技术有限公司 参考信号的发送和接收方法，接入网设备和终端设备
CN108259149B (zh) * 2016-12-29 2023-05-05 华为技术有限公司 发送/接收参考信号的方法及终端设备、网络设备
US11259248B2 (en) * 2017-09-18 2022-02-22 Qualcomm Incorporated Handling power transitions in new radio
GB2572390B (en) * 2018-03-28 2021-03-10 Samsung Electronics Co Ltd Reference signal power boosting in a telecommunication system
WO2021066602A1 (ko) * 2019-10-04 2021-04-08 엘지전자 주식회사 무선 통신 시스템에서 신호를 송수신 하는 방법 및 이를 지원하는 장치
US11729757B2 (en) * 2021-01-05 2023-08-15 Qualcomm Incorporated Power level determination for transmission of reference signals

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KR100705448B1 (ko) * 2005-12-09 2007-04-09 한국전자통신연구원 다중 안테나로 구성된 ｏｆｄｍ에서 채널 정보 및 코드북을이용한 송신 전력 할당 방법 및 장치
US8831116B2 (en) * 2007-03-20 2014-09-09 Motorola Mobility Llc Method and apparatus for providing channel quality and precoding metric feedback in an orthogonal frequency division multiplexing communication system
KR20080114452A (ko) * 2007-06-26 2008-12-31 엘지전자 주식회사 다중 안테나 시스템에서 데이터 전송방법 및 코드북구성방법
US8553667B2 (en) * 2007-07-06 2013-10-08 Telefonaktiebolaget Lm Ericsson (Publ) Setting maximum power at a mobile communication system base station having multiple antennas
US8369450B2 (en) * 2007-08-07 2013-02-05 Samsung Electronics Co., Ltd. Pilot boosting and traffic to pilot ratio estimation in a wireless communication system
EP2073398B1 (en) * 2007-12-20 2017-03-29 Sony Corporation Improved transmit power allocation for adaptive multi-carrier multiplexing MIMO systems
CN101394208B (zh) 2008-10-10 2012-12-19 安徽创毅通信科技有限公司 Mimo系统的指示功率分配方法、系统、基站及用户终端
CN101621492A (zh) * 2009-08-14 2010-01-06 中兴通讯股份有限公司 一种专用解调数据参考信号的资源确定方法
WO2011054148A1 (zh) * 2009-11-06 2011-05-12 华为技术有限公司 一种资源配置方法和装置
JP5108035B2 (ja) * 2010-01-06 2012-12-26 株式会社エヌ・ティ・ティ・ドコモ 基地局装置、移動局装置及び制御情報送信方法

Also Published As

Publication number Publication date
WO2011100857A9 (en) 2011-10-20
EP2537265A1 (en) 2012-12-26
CA2790293A1 (en) 2011-08-25
WO2011100863A1 (en) 2011-08-25
US20110201376A1 (en) 2011-08-18
DK2537265T3 (da) 2020-01-02
EP2537265B1 (en) 2019-10-02
PT2537265T (pt) 2019-12-02
US8948769B2 (en) 2015-02-03
CN102792610B (zh) 2016-04-13
CA2790293C (en) 2017-10-31
CN105813211B (zh) 2019-03-08
WO2011100857A1 (en) 2011-08-25
HK1226235A1 (zh) 2017-09-22
CN105813211A (zh) 2016-07-27
US20140036846A1 (en) 2014-02-06
US8649793B2 (en) 2014-02-11
CN102792610A (zh) 2012-11-21
ES2763212T3 (es) 2020-05-27
EP2537265A4 (en) 2014-01-22

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