CN102362528A - 无线通信系统及其下行链路接收功率检测方法 - Google Patents

无线通信系统及其下行链路接收功率检测方法 Download PDF

Info

Publication number
CN102362528A
CN102362528A CN2010800129440A CN201080012944A CN102362528A CN 102362528 A CN102362528 A CN 102362528A CN 2010800129440 A CN2010800129440 A CN 2010800129440A CN 201080012944 A CN201080012944 A CN 201080012944A CN 102362528 A CN102362528 A CN 102362528A
Authority
CN
China
Prior art keywords
cell
resource block
signal
channel state
state information
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN2010800129440A
Other languages
English (en)
Other versions
CN102362528B (zh
Inventor
张治�
徐�明
星野正幸
今村大地
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sun Patent Trust Inc
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Priority to CN201410126513.7A priority Critical patent/CN103841632B/zh
Priority to CN201080012944.0A priority patent/CN102362528B/zh
Publication of CN102362528A publication Critical patent/CN102362528A/zh
Application granted granted Critical
Publication of CN102362528B publication Critical patent/CN102362528B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/343—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading taking into account loading or congestion level
    • 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

Landscapes

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

Abstract

一种无线通信系统及在该系统中检测下行链路接收功率的方法。该无线通信系统中的N个小区通过时频资源彼此相同的N个资源块分别向至少一个接收终端传输数据，每个资源块中设置有相应小区的多个信道状态信息参考信号，并且各个小区的信道状态信息参考信号之间保持正交，其中N为大于1的整数。所述方法包括：在第一小区的资源块中对应于另一小区的资源块中设置的一个信道状态信息参考信号的穿刺位置，设置用于标识接收功率的附加解调参考信号；以及根据所述附加解调参考信号，检测对于所述第一小区的接收功率。通过上述方法，能够检测出来自N个小区中单个小区的接收功率，并且不会增加系统开销。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201080012944.0A 2009-04-27 2010-04-09 无线通信系统及其下行链路接收功率检测方法 Active CN102362528B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410126513.7A CN103841632B (zh) 2009-04-27 2010-04-09 参考信号配置方法、接收方法、基站装置和终端装置
CN201080012944.0A CN102362528B (zh) 2009-04-27 2010-04-09 无线通信系统及其下行链路接收功率检测方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200910136074A CN101873615A (zh) 2009-04-27 2009-04-27 无线通信系统及其下行链路接收功率检测方法
CN200910136074.7 2009-04-27
PCT/CN2010/071658 WO2010124552A1 (zh) 2009-04-27 2010-04-09 无线通信系统及其下行链路接收功率检测方法
CN201080012944.0A CN102362528B (zh) 2009-04-27 2010-04-09 无线通信系统及其下行链路接收功率检测方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201410126513.7A Division CN103841632B (zh) 2009-04-27 2010-04-09 参考信号配置方法、接收方法、基站装置和终端装置

Publications (2)

Publication Number Publication Date
CN102362528A true CN102362528A (zh) 2012-02-22
CN102362528B CN102362528B (zh) 2014-05-14

Family

ID=42998224

Family Applications (3)

Application Number Title Priority Date Filing Date
CN200910136074A Pending CN101873615A (zh) 2009-04-27 2009-04-27 无线通信系统及其下行链路接收功率检测方法
CN201410126513.7A Active CN103841632B (zh) 2009-04-27 2010-04-09 参考信号配置方法、接收方法、基站装置和终端装置
CN201080012944.0A Active CN102362528B (zh) 2009-04-27 2010-04-09 无线通信系统及其下行链路接收功率检测方法

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CN200910136074A Pending CN101873615A (zh) 2009-04-27 2009-04-27 无线通信系统及其下行链路接收功率检测方法
CN201410126513.7A Active CN103841632B (zh) 2009-04-27 2010-04-09 参考信号配置方法、接收方法、基站装置和终端装置

Country Status (4)

Country Link
US (2) US9049674B2 (zh)
JP (2) JP5417527B2 (zh)
CN (3) CN101873615A (zh)
WO (1) WO2010124552A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107733629A (zh) * 2013-04-03 2018-02-23 高通股份有限公司 用于网络辅助的干扰抵消的信道状态信息参考信号（csi‑rs）处理

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2629311T3 (es) * 2010-06-23 2017-08-08 Telefonaktiebolaget Lm Ericsson (Publ) Gestión de interferencias de señales de referencia en despliegues de redes heterogéneas
CN102761398B (zh) * 2011-04-27 2017-04-12 华为技术有限公司 控制信道与参考信号发射与接收方法、基站及用户设备
CN102355724B (zh) * 2011-08-09 2017-05-24 中兴通讯股份有限公司 一种功率信息的通知方法及基站
CN103096475B (zh) * 2011-10-31 2018-01-23 中兴通讯股份有限公司 一种联合发射中资源分配的方法及装置
US9198071B2 (en) * 2012-03-19 2015-11-24 Qualcomm Incorporated Channel state information reference signal configuring and reporting for a coordinated multi-point transmission scheme
WO2014198067A1 (zh) * 2013-06-14 2014-12-18 华为技术有限公司 一种下行功率分配参数的通知方法及装置
WO2017008210A1 (zh) * 2015-07-10 2017-01-19 富士通株式会社 解调参考信号的传输方法、装置和系统
JP6337852B2 (ja) * 2015-08-05 2018-06-06 トヨタ自動車株式会社 固体電解質材料および全固体リチウム電池
CN106900063B (zh) * 2015-12-21 2021-12-14 中兴通讯股份有限公司 一种下行资源共享方法和装置
CN107294687A (zh) * 2016-04-01 2017-10-24 索尼公司 电子设备和用于电子设备的方法、信息处理设备
US11223466B2 (en) * 2016-05-27 2022-01-11 Ntt Docomo, Inc. User terminal and radio communication method
EP3471313A4 (en) * 2016-08-08 2020-02-19 LG Electronics Inc. -1- REFERENCE SIGNAL WITH VARIABLE STRUCTURE
WO2018030359A1 (ja) * 2016-08-10 2018-02-15 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
WO2018027813A1 (zh) * 2016-08-11 2018-02-15 华为技术有限公司 一种反馈参数上报方法和装置
WO2018098802A1 (en) 2016-12-02 2018-06-07 Qualcomm Incorporated Transmitting channel state information reference signals in new radio
CN108282322A (zh) * 2017-01-06 2018-07-13 华为技术有限公司 一种配置参考信号的方法和装置
CN108288989B (zh) * 2017-01-09 2020-12-08 华为技术有限公司 信道状态信息反馈方法、用户设备及基站
CN114745089A (zh) * 2017-02-03 2022-07-12 韦勒斯标准与技术协会公司 无线通信系统中的用户设备和其操作方法
CN109964437B (zh) * 2017-02-08 2021-07-27 上海朗帛通信技术有限公司 一种用于动态调度的终端、基站中的方法和装置
US9794093B1 (en) 2017-02-08 2017-10-17 Harris Corporation Passive classification of radio frequency signals
US10187782B2 (en) 2017-02-28 2019-01-22 Harris Corporation Passive identification of BTS serving mobile units
CN108737048B (zh) * 2017-04-21 2021-10-01 华为技术有限公司 参考信号的发送方法、基站以及用户设备
US10869275B2 (en) * 2017-08-04 2020-12-15 Apple Inc. Microsleep for machine-type communication devices
US11108598B2 (en) * 2018-06-11 2021-08-31 Qualcomm Incorporated Transmission preemption in multi-TRP operation
WO2020101266A1 (ko) * 2018-11-12 2020-05-22 엘지전자 주식회사 측위를 위한 상향링크 참조 신호를 송수신하는 방법 및 이를 위한 장치
CN113271552B (zh) * 2020-02-17 2022-08-19 华为技术有限公司 通信方法、装置和系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101002383A (zh) * 2004-05-03 2007-07-18 高通股份有限公司 用于多载波通信系统中接收机的增益控制
US20080107194A1 (en) * 2006-11-07 2008-05-08 Electronics And Telecommunications Research Institute Apparatus and method for detecting preamble packet in orthogonal frequency-division multiplexing system
CN101316125A (zh) * 2007-05-31 2008-12-03 华为技术有限公司 发射功率调整方法及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4998680B2 (ja) * 2006-06-19 2012-08-15 日本電気株式会社 移動通信システムにおけるパイロットリソース割当方法、チャネル品質測定方法および基地局
KR101619446B1 (ko) * 2008-12-02 2016-05-10 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 ｒｓ 전송 방법
EP2408131A4 (en) * 2009-03-12 2014-01-15 Sharp Kk COMMUNICATION SYSTEM AND MOBILE STATION
US8867495B2 (en) * 2009-03-20 2014-10-21 Qualcomm Incorporated Feedback mechanisms for beamforming operation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101002383A (zh) * 2004-05-03 2007-07-18 高通股份有限公司 用于多载波通信系统中接收机的增益控制
US20080107194A1 (en) * 2006-11-07 2008-05-08 Electronics And Telecommunications Research Institute Apparatus and method for detecting preamble packet in orthogonal frequency-division multiplexing system
CN101316125A (zh) * 2007-05-31 2008-12-03 华为技术有限公司 发射功率调整方法及系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107733629A (zh) * 2013-04-03 2018-02-23 高通股份有限公司 用于网络辅助的干扰抵消的信道状态信息参考信号（csi‑rs）处理
CN107733629B (zh) * 2013-04-03 2021-06-25 高通股份有限公司 用于网络辅助的干扰抵消的信道状态信息参考信号（csi-rs）处理

Also Published As

Publication number Publication date
CN103841632A (zh) 2014-06-04
JP5592991B2 (ja) 2014-09-17
CN102362528B (zh) 2014-05-14
WO2010124552A1 (zh) 2010-11-04
US9049674B2 (en) 2015-06-02
JP2012525021A (ja) 2012-10-18
US20120113842A1 (en) 2012-05-10
JP5417527B2 (ja) 2014-02-19
CN101873615A (zh) 2010-10-27
US9197307B2 (en) 2015-11-24
CN103841632B (zh) 2017-07-21
US20150229379A1 (en) 2015-08-13
JP2014090425A (ja) 2014-05-15

Similar Documents

Publication Publication Date Title
CN102362528A (zh) 无线通信系统及其下行链路接收功率检测方法
EP3605977B1 (en) Method, apparatus and system for signal transmission
CN102804625B (zh) 无线通信系统中分配信道状态信息-基准信号的方法和设备
CN103259635B (zh) 一种dmrs扰码序列的生成方法及装置
KR101461065B1 (ko) 고급 롱텀 에볼루션 시스템 중 참조시그널 시퀀스의 매핑시스템 및 방법
EP2151068B1 (en) Sectorized base stations as multiple antenna systems
WO2014021008A1 (ja) 基地局装置、ユーザ端末、通信システム及び通信制御方法
US8989308B2 (en) Apparatus and method for single user multiple input multiple output communication employing cyclic shifts
US20130229992A1 (en) Coordinated Multiple Point Transmission and Reception
WO2015019775A1 (ja) 無線通信システムおよびアンテナ構成決定方法
WO2015158111A1 (zh) 一种下行数据速率匹配的方法和装置
WO2017078475A1 (ko) 통신 시스템에서 기준신호를 송신하는 방법 및 장치
CN103081387B (zh) 无线通信装置、无线通信系统和无线通信方法
CN101924610A (zh) Lte-a系统中信道状态信息参考信号csi-rs的设计方法
CN104584452A (zh) 在回退情况下用于协作多点传输的下行链路数据的接收
JP5871808B2 (ja) マルチアンテナシステムでマルチセル多重入出力伝送のためのキャリブレーション装置及び方法
CN103931253A (zh) 用于在混合小区标识符场景中动态分配标识符的方法和设备
CN105025519A (zh) 干扰信号测量方法及相关设备
CN103581869A (zh) 控制信息处理方法及装置
CN110463086A (zh) 用于在无线通信系统中控制小区间干扰的方法及其设备
CN104770037A (zh) 无线基站、用户终端、无线通信系统以及无线通信方法
US9520974B2 (en) Interference measurement method and apparatus for new carrier type
US20120195390A1 (en) Processing method and system of demodulate reference signal, base station, user equipment
CN101841355A (zh) 解调导频映射的处理方法和装置
JP2018078593A (ja) 基地局装置、ユーザ端末及び無線通信方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT

Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD.

Effective date: 20140723

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20140723

Address after: California, USA

Patentee after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA

Address before: Osaka Japan

Patentee before: Matsushita Electric Industrial Co.,Ltd.

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160930

Address after: American New York

Patentee after: Sun patent hosting Co.

Address before: California, USA

Patentee before: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA