CN104065466B - 用于发射/接收参考信号的方法和装置 - Google Patents
用于发射/接收参考信号的方法和装置 Download PDFInfo
- Publication number
- CN104065466B CN104065466B CN201410211310.8A CN201410211310A CN104065466B CN 104065466 B CN104065466 B CN 104065466B CN 201410211310 A CN201410211310 A CN 201410211310A CN 104065466 B CN104065466 B CN 104065466B
- Authority
- CN
- China
- Prior art keywords
- rss
- node
- antennas
- division multiplexing
- transmission
- 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.)
- Active
Links
Classifications
-
- 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
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
-
- 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
- H04L5/0078—Timing of allocation
- H04L5/0082—Timing of allocation at predetermined intervals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
-
- 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
- H04L25/0204—Channel estimation of multiple channels
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Databases & Information Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8888608P | 2008-08-14 | 2008-08-14 | |
| US61/088,886 | 2008-08-14 | ||
| CN200980140816.1A CN102187632B (zh) | 2008-08-14 | 2009-08-14 | 用于在正交频分多址通信系统中支持多个参考信号的方法和装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980140816.1A Division CN102187632B (zh) | 2008-08-14 | 2009-08-14 | 用于在正交频分多址通信系统中支持多个参考信号的方法和装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104065466A CN104065466A (zh) | 2014-09-24 |
| CN104065466B true CN104065466B (zh) | 2017-07-28 |
Family
ID=41669506
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410211310.8A Active CN104065466B (zh) | 2008-08-14 | 2009-08-14 | 用于发射/接收参考信号的方法和装置 |
| CN200980140816.1A Active CN102187632B (zh) | 2008-08-14 | 2009-08-14 | 用于在正交频分多址通信系统中支持多个参考信号的方法和装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980140816.1A Active CN102187632B (zh) | 2008-08-14 | 2009-08-14 | 用于在正交频分多址通信系统中支持多个参考信号的方法和装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US8634385B2 (https=) |
| EP (1) | EP2327193B1 (https=) |
| JP (3) | JP5276172B2 (https=) |
| CN (2) | CN104065466B (https=) |
| WO (1) | WO2010019019A2 (https=) |
Families Citing this family (44)
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|---|---|---|---|---|
| US8634385B2 (en) * | 2008-08-14 | 2014-01-21 | Samsung Electronics Co., Ltd. | Method and apparatus for supporting multiple reference signals in OFDMA communication systems |
| US8547954B2 (en) * | 2008-08-28 | 2013-10-01 | Qualcomm Incorporated | Methods and apparatus of adapting number of advertised transmit antenna ports |
| US8325661B2 (en) * | 2008-08-28 | 2012-12-04 | Qualcomm Incorporated | Supporting multiple access technologies in a wireless environment |
| KR101637348B1 (ko) * | 2008-12-15 | 2016-07-07 | 엘지전자 주식회사 | 하향링크 mimo 시스템에 있어서, 파일럿 심볼 전송 방법 |
| JP5131227B2 (ja) * | 2009-03-03 | 2013-01-30 | 富士通モバイルコミュニケーションズ株式会社 | 無線送信装置、無線受信装置および送信方法 |
| US11218194B2 (en) | 2009-03-23 | 2022-01-04 | Lg Electronics Inc. | Method and apparatus for transmitting reference signal in multi-antenna system |
| US8675481B2 (en) * | 2009-03-23 | 2014-03-18 | Lg Electronics Inc. | Method and apparatus for transmitting reference signal in multi-antenna system |
| EP2454901A4 (en) * | 2009-07-15 | 2016-08-17 | Blackberry Ltd | CHOOSE FROM SEVERAL CHANNEL ESTIMATION TECHNIQUES |
| WO2011041623A1 (en) | 2009-10-01 | 2011-04-07 | Interdigital Patent Holdings, Inc. | Uplink control data transmission |
| US9444589B2 (en) * | 2009-10-05 | 2016-09-13 | Qualcomm Incorporated | Method and apparatus for puncturing data regions for signals to minimize data loss |
| US8989174B2 (en) * | 2009-10-06 | 2015-03-24 | Qualcomm Incorporated | MBSFN subframe generation and processing for Unicast |
| KR20150028365A (ko) * | 2010-01-08 | 2015-03-13 | 인터디지탈 패튼 홀딩스, 인크 | 다중 반송파의 채널 상태 정보 전송 방법 |
| KR20110095823A (ko) * | 2010-02-19 | 2011-08-25 | 엘지전자 주식회사 | 무선 통신 시스템에서 복수의 레이어들을 복수의 안테나 포트들에 맵핑하는 방법 및 장치 |
| KR101850721B1 (ko) | 2010-03-24 | 2018-04-20 | 엘지전자 주식회사 | 무선 통신 시스템에서 셀간 간섭 저감방법 및 장치 |
| US9307431B2 (en) | 2010-04-13 | 2016-04-05 | Qualcomm Incorporated | Reporting of channel properties in heterogeneous networks |
| US9515773B2 (en) | 2010-04-13 | 2016-12-06 | Qualcomm Incorporated | Channel state information reporting in a wireless communication network |
| US20110250919A1 (en) | 2010-04-13 | 2011-10-13 | Qualcomm Incorporated | Cqi estimation in a wireless communication network |
| US8886250B2 (en) | 2010-06-18 | 2014-11-11 | Qualcomm Incorporated | Channel quality reporting for different types of subframes |
| US9350475B2 (en) | 2010-07-26 | 2016-05-24 | Qualcomm Incorporated | Physical layer signaling to user equipment in a wireless communication system |
| US9136953B2 (en) | 2010-08-03 | 2015-09-15 | Qualcomm Incorporated | Interference estimation for wireless communication |
| JP5356339B2 (ja) | 2010-09-03 | 2013-12-04 | シャープ株式会社 | 端末装置、基地局装置、通信システムおよび通信方法 |
| JP5383725B2 (ja) * | 2011-02-10 | 2014-01-08 | シャープ株式会社 | 基地局装置、移動局装置、送信方法、受信方法、および集積回路 |
| US8855000B2 (en) | 2011-04-28 | 2014-10-07 | Qualcomm Incorporated | Interference estimation using data traffic power and reference signal power |
| US8848638B2 (en) * | 2011-06-27 | 2014-09-30 | Telefonaktiebolaget L M Ericsson (Publ) | Cellular communication system support for limited bandwidth communication devices |
| WO2013022261A2 (en) * | 2011-08-11 | 2013-02-14 | Samsung Electronics Co., Ltd. | Extension of physical downlink control channels in a communication system |
| US8565181B2 (en) * | 2012-02-06 | 2013-10-22 | Neocific, Inc. | Methods and apparatus for multi-carrier communications with efficient control signaling |
| KR101582882B1 (ko) * | 2012-03-08 | 2016-01-07 | 엘지전자 주식회사 | 참조 신호 수신 방법 및 사용자기기와, 참조 신호 전송 방법 및 기지국 |
| US9585125B2 (en) | 2012-05-03 | 2017-02-28 | Samsung Electronics Co., Ltd | Reference signals and common search space for enhanced control channels |
| US11357022B2 (en) * | 2014-05-19 | 2022-06-07 | Qualcomm Incorporated | Apparatus and method for interference mitigation utilizing thin control |
| US11019620B2 (en) | 2014-05-19 | 2021-05-25 | Qualcomm Incorporated | Apparatus and method for inter-band pairing of carriers for time division duplex transmit- and receive-switching and its application to multiplexing of different transmission time intervals |
| US9980257B2 (en) | 2014-09-26 | 2018-05-22 | Qualcomm Incorporated | Ultra-low latency LTE reference signal transmission |
| US9955462B2 (en) | 2014-09-26 | 2018-04-24 | Qualcomm Incorporated | Ultra-low latency LTE control data communication |
| US10645681B2 (en) * | 2014-10-20 | 2020-05-05 | Qualcomm Incorporated | Control channel design for machine type communications |
| JP2016220209A (ja) * | 2015-05-22 | 2016-12-22 | エイスーステック コンピューター インコーポレーテッドASUSTeK COMPUTER INC. | 無線通信システムにおける基準信号送信を実行するための方法および装置 |
| CN107395333B (zh) * | 2016-05-17 | 2022-01-21 | 中兴通讯股份有限公司 | 一种参考解调导频的处理方法及设备 |
| CN109478980B (zh) * | 2016-07-20 | 2021-11-19 | 瑞典爱立信有限公司 | 在未许可频带上的基于srs载波的切换 |
| US10405299B2 (en) * | 2016-09-14 | 2019-09-03 | Qualcomm Incorporated | Reference signal transmission based on received signal quality |
| CN107889148B (zh) * | 2016-09-30 | 2022-11-15 | 中兴通讯股份有限公司 | 信号发送接收及信道发送检测方法、装置、设备和介质 |
| US11575486B2 (en) * | 2016-09-30 | 2023-02-07 | Motorola Mobility Llc | Method and apparatus for reporting channel state information |
| CN108259071B (zh) | 2016-12-28 | 2019-02-26 | 上海朗帛通信技术有限公司 | 一种被用于多天线传输的ue、基站中的方法和装置 |
| US11522651B2 (en) | 2017-03-23 | 2022-12-06 | Lg Electronics Inc. | Method and device for transmitting and receiving between user equipment and base station in wireless communication system |
| CN108923896B (zh) | 2017-04-19 | 2021-03-26 | 上海朗帛通信技术有限公司 | 一种被用于寻呼的用户设备、基站中的方法和装置 |
| US10790956B2 (en) | 2017-08-11 | 2020-09-29 | Futurewei Technologies, Inc. | System and method for communicating time and frequency tracking signals using configurations for one port CSI-RSs |
| US11191031B2 (en) * | 2019-09-15 | 2021-11-30 | Qualcomm Incorporated | Path-loss estimation using path-loss reference signal activation and deactivation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006034577A1 (en) * | 2004-09-30 | 2006-04-06 | Nortel Networks Limited | Channel sounding in ofdma system |
| WO2007024935A2 (en) * | 2005-08-22 | 2007-03-01 | Qualcomm Incorporated | Method and apparatus for antenna selection in a mimo system |
| WO2008050964A1 (en) * | 2006-10-24 | 2008-05-02 | Samsung Electronics Co., Ltd. | Method and system for generating reference signals in a wireless communication system |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5511067A (en) * | 1994-06-17 | 1996-04-23 | Qualcomm Incorporated | Layered channel element in a base station modem for a CDMA cellular communication system |
| US8023589B2 (en) * | 2004-08-09 | 2011-09-20 | Texas Instruments Incorporated | Wireless MIMO transmitter with antenna and tone precoding blocks |
| US8045512B2 (en) * | 2005-10-27 | 2011-10-25 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
| US7957759B2 (en) * | 2006-12-08 | 2011-06-07 | Texas Instruments Incorporated | Wideband reference signal transmission in SC-FDMA communication systems |
| US8391400B2 (en) * | 2007-06-20 | 2013-03-05 | Qualcomm Incorporated | Control channel format indicator frequency mapping |
| US8675537B2 (en) * | 2008-04-07 | 2014-03-18 | Qualcomm Incorporated | Method and apparatus for using MBSFN subframes to send unicast information |
| EP2128182A1 (de) * | 2008-05-28 | 2009-12-02 | Sika Technology AG | Hitzehärtende Epoxidharzzusammensetzung enthaltend einen Beschleuniger mit Heteroatomen |
| PL3073665T3 (pl) * | 2008-06-23 | 2018-10-31 | Sun Patent Trust | Sposób alokacji sygnałów odniesienia i urządzenie stacji bazowej łączności bezprzewodowej |
| EP2293472A1 (en) | 2008-06-23 | 2011-03-09 | Panasonic Corporation | Wireless communication base station apparatus and reference signal allocation method |
| KR101488028B1 (ko) * | 2008-07-17 | 2015-01-30 | 엘지전자 주식회사 | 다중 안테나 시스템에서 참조신호 전송 방법 |
| KR101027233B1 (ko) | 2008-07-23 | 2011-04-06 | 엘지전자 주식회사 | 다중 안테나 시스템에서 참조신호 전송 방법 |
| EP2313990B1 (en) | 2008-08-12 | 2018-05-23 | BlackBerry Limited | Enabling downlink transparent relay in a wireless communications network |
| US8634385B2 (en) * | 2008-08-14 | 2014-01-21 | Samsung Electronics Co., Ltd. | Method and apparatus for supporting multiple reference signals in OFDMA communication systems |
-
2009
- 2009-08-14 US US12/541,475 patent/US8634385B2/en not_active Ceased
- 2009-08-14 CN CN201410211310.8A patent/CN104065466B/zh active Active
- 2009-08-14 EP EP09806881.0A patent/EP2327193B1/en active Active
- 2009-08-14 JP JP2011522915A patent/JP5276172B2/ja active Active
- 2009-08-14 CN CN200980140816.1A patent/CN102187632B/zh active Active
- 2009-08-14 WO PCT/KR2009/004569 patent/WO2010019019A2/en not_active Ceased
-
2013
- 2013-05-16 JP JP2013103827A patent/JP2013219783A/ja not_active Ceased
-
2014
- 2014-05-01 JP JP2014094491A patent/JP5749376B2/ja active Active
-
2015
- 2015-09-01 US US14/842,548 patent/USRE47344E1/en active Active
- 2015-10-07 US US14/877,458 patent/USRE47485E1/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006034577A1 (en) * | 2004-09-30 | 2006-04-06 | Nortel Networks Limited | Channel sounding in ofdma system |
| WO2007024935A2 (en) * | 2005-08-22 | 2007-03-01 | Qualcomm Incorporated | Method and apparatus for antenna selection in a mimo system |
| WO2008050964A1 (en) * | 2006-10-24 | 2008-05-02 | Samsung Electronics Co., Ltd. | Method and system for generating reference signals in a wireless communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| USRE47344E1 (en) | 2019-04-09 |
| EP2327193A4 (en) | 2015-02-18 |
| EP2327193B1 (en) | 2017-05-31 |
| US8634385B2 (en) | 2014-01-21 |
| JP2011530946A (ja) | 2011-12-22 |
| CN102187632B (zh) | 2014-06-18 |
| CN102187632A (zh) | 2011-09-14 |
| EP2327193A2 (en) | 2011-06-01 |
| US20100039970A1 (en) | 2010-02-18 |
| USRE47485E1 (en) | 2019-07-02 |
| WO2010019019A2 (en) | 2010-02-18 |
| WO2010019019A3 (en) | 2010-06-24 |
| JP5749376B2 (ja) | 2015-07-15 |
| CN104065466A (zh) | 2014-09-24 |
| JP2013219783A (ja) | 2013-10-24 |
| JP2014195264A (ja) | 2014-10-09 |
| JP5276172B2 (ja) | 2013-08-28 |
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