JP2013502135A5 - - Google Patents
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- JP2013502135A5 JP2013502135A5 JP2012524646A JP2012524646A JP2013502135A5 JP 2013502135 A5 JP2013502135 A5 JP 2013502135A5 JP 2012524646 A JP2012524646 A JP 2012524646A JP 2012524646 A JP2012524646 A JP 2012524646A JP 2013502135 A5 JP2013502135 A5 JP 2013502135A5
- Authority
- JP
- Japan
- Prior art keywords
- csi
- predetermined pattern
- antenna ports
- ofdm symbols
- slot
- 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
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- 230000005540 biological transmission Effects 0.000 claims 4
- 125000004122 cyclic group Chemical group 0.000 claims 3
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23384309P | 2009-08-14 | 2009-08-14 | |
| US61/233,843 | 2009-08-14 | ||
| US29935410P | 2010-01-29 | 2010-01-29 | |
| US61/299,354 | 2010-01-29 | ||
| US33371910P | 2010-05-11 | 2010-05-11 | |
| US61/333,719 | 2010-05-11 | ||
| US34604410P | 2010-05-19 | 2010-05-19 | |
| US61/346,044 | 2010-05-19 | ||
| PCT/KR2010/005320 WO2011019229A2 (ko) | 2009-08-14 | 2010-08-13 | 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치 |
| KR10-2010-0078059 | 2010-08-13 | ||
| KR1020100078059A KR101663618B1 (ko) | 2009-08-14 | 2010-08-13 | 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013502135A JP2013502135A (ja) | 2013-01-17 |
| JP2013502135A5 true JP2013502135A5 (enExample) | 2013-09-19 |
| JP5649650B2 JP5649650B2 (ja) | 2015-01-07 |
Family
ID=46529365
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012524653A Pending JP2013502139A (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
| JP2012524646A Active JP5649650B2 (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
| JP2012524647A Active JP5649651B2 (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
| JP2012524645A Active JP5723365B2 (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012524653A Pending JP2013502139A (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012524647A Active JP5649651B2 (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
| JP2012524645A Active JP5723365B2 (ja) | 2009-08-14 | 2010-08-13 | 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | USRE49171E1 (enExample) |
| EP (1) | EP4160973A1 (enExample) |
| JP (4) | JP2013502139A (enExample) |
| CN (3) | CN102612823B (enExample) |
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| KR101740221B1 (ko) * | 2010-01-18 | 2017-05-29 | 주식회사 골드피크이노베이션즈 | 채널상태정보-기준신호 할당 방법 및 장치 |
| US9673945B2 (en) | 2011-02-18 | 2017-06-06 | Qualcomm Incorporated | Implicitly linking aperiodic channel state information (A-CSI) reports to CSI-reference signal (CSI-RS) resources |
| US9559820B2 (en) * | 2011-02-18 | 2017-01-31 | Qualcomm Incorporated | Feedback reporting based on channel state information reference signal (CSI-RS) groups |
| US9591632B2 (en) * | 2012-11-06 | 2017-03-07 | Lg Electronics Inc. | Method and apparatus for transmitting and receiving data in a wireless communication system |
| CN104038320B (zh) * | 2013-03-04 | 2019-03-01 | 中兴通讯股份有限公司 | 资源映射、接收方法及装置、信令通知、获取方法及装置 |
| WO2014171658A1 (ko) * | 2013-04-16 | 2014-10-23 | 엘지전자 주식회사 | 무선 통신 시스템에서 채널 상태 정보 보고 방법 및 장치 |
| JP6151108B2 (ja) * | 2013-06-28 | 2017-06-21 | 株式会社Ｎｔｔドコモ | 無線基地局、ユーザ端末及び参照信号送信方法 |
| JP6300836B2 (ja) * | 2013-07-26 | 2018-03-28 | ▲華▼▲為▼▲終▼端有限公司 | ユーザ機器間で信号を送信するための方法および装置 |
| US10038528B2 (en) * | 2014-12-19 | 2018-07-31 | Qualcomm Incorporated | Common reference signal design based on semi-uniform pilot spacing and orthogonal cover code |
| KR102287875B1 (ko) | 2015-04-17 | 2021-08-09 | 삼성전자주식회사 | 무선 통신 시스템에서 기준 신호들을 송신하기 위한 장치 및 방법 |
| CN106559162B (zh) * | 2015-09-24 | 2020-03-06 | 索尼公司 | 用于无线通信的基站侧和用户设备侧的装置及方法 |
| KR20180043374A (ko) * | 2015-11-03 | 2018-04-27 | 엘지전자 주식회사 | 무선 통신 시스템에서 채널 상태 정보 참조 신호의 송수신 방법 및 이를 위한 장치 |
| CN107623542B (zh) | 2016-07-13 | 2023-09-01 | 华为技术有限公司 | 一种发送参考信号的方法、相关设备及通信系统 |
| WO2018010162A1 (en) * | 2016-07-15 | 2018-01-18 | Qualcomm Incorporated | Port indexing for csi-rs with larger number of antenna ports for efd-mimo |
| US10505685B2 (en) * | 2016-08-26 | 2019-12-10 | Qualcomm Incorporated | Adapting to delay spread variation in wireless communication systems |
| US10420137B2 (en) * | 2016-09-30 | 2019-09-17 | Futurewei Technologies, Inc. | System and method for signal density reduction in the frequency domain |
| CN108322245B (zh) * | 2017-01-17 | 2021-09-14 | 中国移动通信有限公司研究院 | 信道状态参考信号发送方法、装置及接收方法、移动终端 |
| US11005629B2 (en) * | 2017-02-01 | 2021-05-11 | Lg Electronics Inc. | Method for transreceiving channel state information-reference signal in wireless communication system and apparatus for same |
| US10644849B2 (en) | 2017-03-23 | 2020-05-05 | Innovative Technology Lab Co., Ltd. | Method and apparatus for transmitting and receiving demodulation reference signal |
| CN109257153B (zh) * | 2017-03-24 | 2020-03-20 | 华为技术有限公司 | 一种参考信号发送方法、接收方法和装置 |
| CN109547185B (zh) | 2017-04-28 | 2020-03-20 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
| CN109150428B (zh) * | 2017-06-15 | 2020-07-24 | 电信科学技术研究院 | 一种信号传输方法、装置及基站 |
| US10009832B1 (en) * | 2017-08-11 | 2018-06-26 | At&T Intellectual Property I, L.P. | Facilitating compact signaling design for reserved resource configuration in wireless communication systems |
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| CN103036844B (zh) * | 2004-03-15 | 2017-11-24 | 苹果公司 | 用于具有四根发射天线的ofdm系统的导频设计 |
| US7864659B2 (en) | 2004-08-02 | 2011-01-04 | Interdigital Technology Corporation | Quality control scheme for multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems |
| KR20060040180A (ko) | 2004-11-04 | 2006-05-10 | 엘지전자 주식회사 | 다중입출력 직교 주파수 분할 다중화 방식에 적용되는채널 추정을 위한 신호 전송 방법 |
| KR100909539B1 (ko) * | 2004-11-09 | 2009-07-27 | 삼성전자주식회사 | 다중 안테나를 사용하는 광대역 무선 접속 시스템에서 다양한 다중안테나 기술을 지원하기 위한 장치 및 방법 |
| ES2593678T3 (es) | 2006-04-12 | 2016-12-12 | Lg Electronics Inc. | Método y dispositivos para asignar señales de referencia en un sistema MIMO |
| JP4935202B2 (ja) * | 2006-06-20 | 2012-05-23 | 富士通株式会社 | 通信システム |
| US8243850B2 (en) | 2006-10-24 | 2012-08-14 | Samsung Electronics Co., Ltd. | Method and system for generating reference signals in a wireless communication system |
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| CN101409883A (zh) * | 2007-10-12 | 2009-04-15 | Nxp股份有限公司 | 多载波宽带系统中对下行链路辅助基准信号作资源规划的方法和系统 |
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| KR101637348B1 (ko) | 2008-12-15 | 2016-07-07 | 엘지전자 주식회사 | 하향링크 ｍｉｍｏ 시스템에 있어서, 파일럿 심볼 전송 방법 |
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| CN101505180B (zh) | 2009-03-17 | 2013-12-04 | 中兴通讯股份有限公司 | 高级长期演进系统中csi参考信号的承载方法与装置 |
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| WO2010110588A2 (ko) * | 2009-03-23 | 2010-09-30 | 엘지전자주식회사 | 다중안테나 시스템에서 참조신호 전송방법 및 장치 |
| US8885739B2 (en) * | 2009-03-24 | 2014-11-11 | Lg Electronics Inc. | Method and apparatus for transmitting reference signal in wireless communication system |
| CN102449501A (zh) * | 2009-04-10 | 2012-05-09 | 株式会社泛泰 | 用于使用模数或序列生成信号模式的方法及其装置 |
| WO2010128816A2 (ko) * | 2009-05-08 | 2010-11-11 | 엘지전자 주식회사 | 이동통신 시스템에서 기지국으로부터 신호를 수신하기 위한 중계기 및 그 방법 |
| US8923143B2 (en) | 2009-06-29 | 2014-12-30 | Qualcomm Incorporated | Open loop channel reporting in a wireless communication system |
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| US20110244877A1 (en) * | 2009-10-08 | 2011-10-06 | Qualcomm Incorporated | Method and apparatus for using channel state information reference signal in wireless communication system |
| US9407409B2 (en) * | 2010-02-23 | 2016-08-02 | Qualcomm Incorporated | Channel state information reference signals |
| KR101340823B1 (ko) * | 2010-02-24 | 2013-12-11 | 지티이 (유에스에이) 인크. | Ｌｔｅ－ａ 시스템에서의 ｃｓｉ－ｒｓ 자원 할당 방법 및 시스템 |
| US9077472B2 (en) * | 2010-04-05 | 2015-07-07 | Panasonic Intellectual Property Corporation Of America | Wireless communication apparatus and wireless communication method |
| CN106102174B (zh) * | 2010-08-11 | 2019-09-24 | 金峰创新公司 | 发送静默信息的装置和方法与获取信道状态的装置和方法 |
| US9590705B2 (en) * | 2012-11-09 | 2017-03-07 | Lg Electronics Inc. | Method and device for transmitting and receiving channel state information in wireless communication system |
-
2010
- 2010-08-13 JP JP2012524653A patent/JP2013502139A/ja active Pending
- 2010-08-13 JP JP2012524646A patent/JP5649650B2/ja active Active
- 2010-08-13 CN CN201080036100.XA patent/CN102612823B/zh active Active
- 2010-08-13 CN CN201080036097.1A patent/CN102612808B/zh active Active
- 2010-08-13 JP JP2012524647A patent/JP5649651B2/ja active Active
- 2010-08-13 EP EP22208541.7A patent/EP4160973A1/en active Pending
- 2010-08-13 CN CN201410332542.9A patent/CN104158574B/zh active Active
- 2010-08-13 JP JP2012524645A patent/JP5723365B2/ja active Active
-
2020
- 2020-05-04 US US16/866,376 patent/USRE49171E1/en active Active
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