CN104040918A - 用来估计信道的设备和方法 - Google Patents
用来估计信道的设备和方法 Download PDFInfo
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- CN104040918A CN104040918A CN201280065066.8A CN201280065066A CN104040918A CN 104040918 A CN104040918 A CN 104040918A CN 201280065066 A CN201280065066 A CN 201280065066A CN 104040918 A CN104040918 A CN 104040918A
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- 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
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- 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
- H04L25/0224—Channel estimation using sounding signals
-
- 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
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
-
- 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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- 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
- H04W72/0466—Wireless resource allocation based on the type of the allocated resource the resource being a scrambling code
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
- H04J11/0053—Interference mitigation or co-ordination of intercell interference using co-ordinated multipoint transmission/reception
-
- 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
- H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
- H04L5/0035—Resource allocation in a cooperative multipoint environment
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110115448A KR102066278B1 (ko) | 2011-11-07 | 2011-11-07 | 참조신호 전송 방법과 장치, 및 그를 이용한 채널 추정 방법 및 장치 |
KR10-2011-0115448 | 2011-11-07 | ||
PCT/KR2012/009315 WO2013069954A1 (en) | 2011-11-07 | 2012-11-07 | Apparatus and method for estimating channel |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104040918A true CN104040918A (zh) | 2014-09-10 |
CN104040918B CN104040918B (zh) | 2017-11-03 |
Family
ID=48223634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280065066.8A Active CN104040918B (zh) | 2011-11-07 | 2012-11-07 | 用来估计信道的设备和方法 |
Country Status (6)
Country | Link |
---|---|
US (3) | US9419822B2 (zh) |
EP (2) | EP2777191B1 (zh) |
JP (1) | JP5992530B2 (zh) |
KR (1) | KR102066278B1 (zh) |
CN (1) | CN104040918B (zh) |
WO (1) | WO2013069954A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108141427A (zh) * | 2016-03-10 | 2018-06-08 | 华为技术有限公司 | 一种参考信号产生方法及装置 |
CN111937335A (zh) * | 2018-04-12 | 2020-11-13 | 高通股份有限公司 | 对单个下行链路控制信息多传送接收点传输的速率匹配 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107359910B (zh) * | 2011-01-07 | 2020-12-04 | 交互数字专利控股公司 | 用于CoMP中下行链路共享信道接收的方法、系统和设备 |
WO2013085451A1 (en) * | 2011-12-09 | 2013-06-13 | Telefonaktiebolaget L M Ericsson (Publ) | Initializing reference signal generation in wireless networks |
WO2013107219A1 (en) * | 2012-01-21 | 2013-07-25 | Zte Corporation | Cooperative Multi-Point Modulation (CoMP-M): Method and Apparatus using Base Station Modulation with Cooperative Multi-point Transmitting and Receiving in a Cellular System |
WO2013123671A1 (en) * | 2012-02-24 | 2013-08-29 | Nec (China) Co., Ltd. | Method and apparatus for estimating channel quality information, base station and network central processing device |
CN104365045B (zh) | 2012-04-20 | 2018-01-09 | Lg电子株式会社 | 在无线通信系统中接收下行链路数据的方法和设备 |
KR102155090B1 (ko) * | 2013-08-09 | 2020-09-11 | 팬텍 주식회사 | 무선 통신 시스템에서 참조 신호를 전송하는 방법 및 장치 |
US9935807B2 (en) * | 2014-09-26 | 2018-04-03 | Telefonaktiebolaget L M Ericsson (Publ) | Discovery signal design |
WO2016121201A1 (ja) * | 2015-01-29 | 2016-08-04 | ソニー株式会社 | 装置及び方法 |
TWI591975B (zh) * | 2015-12-23 | 2017-07-11 | 財團法人工業技術研究院 | 合作式多點傳輸方法、控制節點以及無線通訊裝置 |
WO2018230138A1 (ja) * | 2017-06-15 | 2018-12-20 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 端末及び通信方法 |
CN110945823B (zh) * | 2017-06-15 | 2022-07-15 | Lg电子株式会社 | 在无线通信系统中执行协调发送的方法及其设备 |
CN108111278B (zh) * | 2017-08-11 | 2020-09-18 | 中兴通讯股份有限公司 | 信息上报方法及装置、信息传输的方法及装置 |
EP3692678A4 (en) | 2017-10-02 | 2021-06-30 | Telefonaktiebolaget LM Ericsson (publ) | UNIFIED INTERFERENCE OF REFERENCE SIGNALS |
CN111373707A (zh) * | 2017-11-10 | 2020-07-03 | 高通股份有限公司 | 改进的信道状态信息参考信号生成 |
US11082279B2 (en) | 2018-09-27 | 2021-08-03 | At&T Intellectual Property I, L.P. | Facilitation of reduction of peak to average power ratio for 5G or other next generation network |
US10659270B2 (en) | 2018-10-10 | 2020-05-19 | At&T Intellectual Property I, L.P. | Mapping reference signals in wireless communication systems to avoid repetition |
US11418992B2 (en) | 2018-11-02 | 2022-08-16 | At&T Intellectual Property I, L.P. | Generation of demodulation reference signals in advanced networks |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101931485A (zh) * | 2009-06-19 | 2010-12-29 | 北京三星通信技术研究有限公司 | 一种专用参考信号生成方法和装置 |
WO2011028079A2 (ko) * | 2009-09-07 | 2011-03-10 | 엘지전자 주식회사 | 무선 통신 시스템에서 참조신호를 송수신하기 위한 방법 및 장치 |
WO2011047351A2 (en) * | 2009-10-15 | 2011-04-21 | Qualcomm Incorporated | Method and apparatus for reference signal sequence mapping in wireless communication |
KR20110043493A (ko) * | 2009-10-21 | 2011-04-27 | 엘지전자 주식회사 | 중계국을 포함하는 무선 통신 시스템에서 참조 신호 전송 방법 및 장치 |
CN103493411A (zh) * | 2011-04-29 | 2014-01-01 | 英特尔公司 | 参考信号生成以及确定参考信号资源分配 |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8289946B2 (en) * | 2007-08-14 | 2012-10-16 | Qualcomm Incorporated | Reference signal generation in a wireless communication system |
EP2104295B3 (en) * | 2008-03-17 | 2018-04-18 | LG Electronics Inc. | Reference signal generation using gold sequences |
US8588150B2 (en) * | 2008-08-07 | 2013-11-19 | Qualcomm Incorporated | RNTI-dependent scrambling sequence initialization |
KR101611272B1 (ko) * | 2008-11-07 | 2016-04-11 | 엘지전자 주식회사 | 참조 신호 전송 방법 |
KR101635883B1 (ko) * | 2009-02-03 | 2016-07-20 | 엘지전자 주식회사 | 하향링크 참조 신호 송수신 기법 |
US8705510B2 (en) * | 2009-04-22 | 2014-04-22 | Lg Electronics Inc. | Method for transmitting feedback information and data using a precoding codebook for multicell cooperative communication in a wireless communication system |
US8542707B2 (en) * | 2009-05-18 | 2013-09-24 | Airvana Llc | Multi-carrier system selection |
US8797950B2 (en) * | 2009-05-27 | 2014-08-05 | Texas Instruments Incorporated | Dual-layer beam forming in cellular networks |
US8300587B2 (en) * | 2009-08-17 | 2012-10-30 | Nokia Corporation | Initialization of reference signal scrambling |
EP2469738B1 (en) * | 2009-09-27 | 2021-02-24 | LG Electronics Inc. | Method and apparatus for transmitting reference signal in wireless communication system |
US8437300B2 (en) * | 2009-10-12 | 2013-05-07 | Samsung Electronics Co., Ltd | Method and system of multi-layer beamforming |
US9031008B2 (en) * | 2009-10-30 | 2015-05-12 | Samsung Electronics Co., Ltd. | Methods and apparatus for multi-user MIMO transmissions in wireless communication systems |
CN102056309A (zh) * | 2009-11-02 | 2011-05-11 | 北京三星通信技术研究有限公司 | 一种传输专用参考信号的方法和装置 |
US20110103331A1 (en) * | 2009-11-05 | 2011-05-05 | Richard Lee-Chee Kuo | Method and apparatus to activate component carriers in a wireless communication network |
WO2011084004A2 (ko) * | 2010-01-07 | 2011-07-14 | 엘지전자 주식회사 | 무선 통신 시스템에서 참조 신호 시퀀스 생성 방법 및 장치 |
KR101132824B1 (ko) | 2010-04-15 | 2012-04-02 | 주식회사 원캐스트 | 구내 그룹 방송 시스템 |
CN102859900B (zh) * | 2010-04-22 | 2016-02-03 | Lg电子株式会社 | 用于基站与中继站之间的无线链路的信道估计的方法和设备 |
US8588833B2 (en) * | 2010-04-30 | 2013-11-19 | Sharp Laboratories Of America, Inc. | Assigning and coordinating uplink reference signals for cooperative communication |
CN102237961A (zh) * | 2010-05-04 | 2011-11-09 | 株式会社Ntt都科摩 | 一种多输入多输出相关信息传输方法 |
KR101671287B1 (ko) * | 2010-08-13 | 2016-11-01 | 삼성전자 주식회사 | 무선 통신 시스템에서 기준 신호 송수신 방법 및 장치 |
MX2013003242A (es) * | 2010-09-20 | 2013-09-26 | Fujitsu Ltd | Metodo para transmitir señales de respuesta de enlace ascendente, estacion de base, estacion movil y sistema de comunicacion. |
WO2012109542A1 (en) * | 2011-02-11 | 2012-08-16 | Interdigital Patent Holdings, Inc | Systems and methods for an enhanced control channel |
US20120269140A1 (en) * | 2011-04-25 | 2012-10-25 | Samsung Electronics Co., Ltd. | Downlink control signaling for coordinated multipoint transmission |
US8537862B2 (en) * | 2011-06-30 | 2013-09-17 | Blackberry Limited | Transmit downlink control information with higher order modulation |
WO2013010305A1 (en) * | 2011-07-15 | 2013-01-24 | Panasonic Corporation | Method of scrambling signals, transmission point device and user equipment using the method |
US20130034004A1 (en) * | 2011-08-02 | 2013-02-07 | Qualcomm Atheros, Inc. | Reference tbtt estimation algorithm for smart power saving on wlan client |
US8995385B2 (en) * | 2011-08-05 | 2015-03-31 | Samsung Electronics Co., Ltd. | Apparatus and method for UE-specific demodulation reference signal scrambling |
US8743791B2 (en) * | 2011-09-22 | 2014-06-03 | Samsung Electronics Co., Ltd. | Apparatus and method for uplink transmission in wireless communication systems |
WO2013043026A2 (ko) * | 2011-09-25 | 2013-03-28 | 엘지전자 주식회사 | 상향링크 신호 전송방법 및 사용자기기와, 상향링크 신호 수신방법 및 기지국 |
WO2013085451A1 (en) * | 2011-12-09 | 2013-06-13 | Telefonaktiebolaget L M Ericsson (Publ) | Initializing reference signal generation in wireless networks |
US9167561B2 (en) * | 2012-03-12 | 2015-10-20 | Zte (Usa) Inc. | Sequence initialization for demodulation reference signal |
KR102210081B1 (ko) * | 2012-05-11 | 2021-02-01 | 팬텍 주식회사 | 무선통신 시스템에서의 참조신호 송수신 방법 및 장치 |
US9055569B2 (en) * | 2012-06-29 | 2015-06-09 | Samsung Electronics Co., Ltd. | Uplink hybrid acknowledgement signaling in wireless communications systems |
-
2011
- 2011-11-07 KR KR1020110115448A patent/KR102066278B1/ko active IP Right Grant
-
2012
- 2012-11-07 JP JP2014540941A patent/JP5992530B2/ja active Active
- 2012-11-07 EP EP12847566.2A patent/EP2777191B1/en active Active
- 2012-11-07 CN CN201280065066.8A patent/CN104040918B/zh active Active
- 2012-11-07 US US13/670,915 patent/US9419822B2/en active Active
- 2012-11-07 EP EP20181576.8A patent/EP3737060B1/en active Active
- 2012-11-07 WO PCT/KR2012/009315 patent/WO2013069954A1/en active Application Filing
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2016
- 2016-08-15 US US15/236,835 patent/US10193680B2/en active Active
-
2018
- 2018-12-21 US US16/230,736 patent/US10999034B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101931485A (zh) * | 2009-06-19 | 2010-12-29 | 北京三星通信技术研究有限公司 | 一种专用参考信号生成方法和装置 |
WO2011028079A2 (ko) * | 2009-09-07 | 2011-03-10 | 엘지전자 주식회사 | 무선 통신 시스템에서 참조신호를 송수신하기 위한 방법 및 장치 |
WO2011028079A3 (ko) * | 2009-09-07 | 2011-09-01 | 엘지전자 주식회사 | 무선 통신 시스템에서 참조신호를 송수신하기 위한 방법 및 장치 |
WO2011047351A2 (en) * | 2009-10-15 | 2011-04-21 | Qualcomm Incorporated | Method and apparatus for reference signal sequence mapping in wireless communication |
KR20110043493A (ko) * | 2009-10-21 | 2011-04-27 | 엘지전자 주식회사 | 중계국을 포함하는 무선 통신 시스템에서 참조 신호 전송 방법 및 장치 |
CN103493411A (zh) * | 2011-04-29 | 2014-01-01 | 英特尔公司 | 参考信号生成以及确定参考信号资源分配 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108141427A (zh) * | 2016-03-10 | 2018-06-08 | 华为技术有限公司 | 一种参考信号产生方法及装置 |
CN111937335A (zh) * | 2018-04-12 | 2020-11-13 | 高通股份有限公司 | 对单个下行链路控制信息多传送接收点传输的速率匹配 |
CN111937335B (zh) * | 2018-04-12 | 2023-10-17 | 高通股份有限公司 | 对单个下行链路控制信息多传送接收点传输的速率匹配 |
Also Published As
Publication number | Publication date |
---|---|
EP2777191A1 (en) | 2014-09-17 |
JP5992530B2 (ja) | 2016-09-14 |
US10999034B2 (en) | 2021-05-04 |
US20190149300A1 (en) | 2019-05-16 |
EP3737060B1 (en) | 2023-09-13 |
US20160352489A1 (en) | 2016-12-01 |
EP3737060A1 (en) | 2020-11-11 |
US20130114536A1 (en) | 2013-05-09 |
CN104040918B (zh) | 2017-11-03 |
EP2777191A4 (en) | 2015-08-05 |
JP2015503266A (ja) | 2015-01-29 |
KR20130050217A (ko) | 2013-05-15 |
WO2013069954A1 (en) | 2013-05-16 |
EP2777191B1 (en) | 2020-06-24 |
US9419822B2 (en) | 2016-08-16 |
KR102066278B1 (ko) | 2020-01-15 |
US10193680B2 (en) | 2019-01-29 |
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