JP2014530576A5 - - Google Patents
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- Publication number
- JP2014530576A5 JP2014530576A5 JP2014534539A JP2014534539A JP2014530576A5 JP 2014530576 A5 JP2014530576 A5 JP 2014530576A5 JP 2014534539 A JP2014534539 A JP 2014534539A JP 2014534539 A JP2014534539 A JP 2014534539A JP 2014530576 A5 JP2014530576 A5 JP 2014530576A5
- Authority
- JP
- Japan
- Prior art keywords
- csi
- ports
- virtual antenna
- mapped
- res
- 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
Links
- 238000000034 method Methods 0.000 claims description 24
- 238000004891 communication Methods 0.000 claims description 16
- 230000011664 signaling Effects 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000004590 computer program Methods 0.000 claims description 7
- 238000013507 mapping Methods 0.000 claims description 6
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161542766P | 2011-10-03 | 2011-10-03 | |
| US61/542,766 | 2011-10-03 | ||
| US13/633,836 US9025479B2 (en) | 2011-10-03 | 2012-10-02 | Increasing CSI-RS overhead via antenna port augmentation |
| US13/633,836 | 2012-10-02 | ||
| PCT/US2012/000451 WO2013052104A1 (en) | 2011-10-03 | 2012-10-03 | Increasing csi-rs overhead via antenna port augmentation |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2014530576A JP2014530576A (ja) | 2014-11-17 |
| JP2014530576A5 true JP2014530576A5 (cg-RX-API-DMAC7.html) | 2015-07-30 |
| JP5852250B2 JP5852250B2 (ja) | 2016-02-03 |
Family
ID=47222274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014534539A Active JP5852250B2 (ja) | 2011-10-03 | 2012-10-03 | アンテナポート増強によってｃｓｉ−ｒｓオーバーヘッドを増加させること |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9025479B2 (cg-RX-API-DMAC7.html) |
| EP (1) | EP2764652B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP5852250B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR101589848B1 (cg-RX-API-DMAC7.html) |
| CN (1) | CN103959701B (cg-RX-API-DMAC7.html) |
| IN (1) | IN2014CN02709A (cg-RX-API-DMAC7.html) |
| WO (1) | WO2013052104A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013110219A1 (en) * | 2012-01-29 | 2013-08-01 | Nokia Siemens Networks Oy | Virtual antenna ports for flexible csi-rs resource definition |
| US9794870B2 (en) | 2013-06-28 | 2017-10-17 | Intel Corporation | User equipment and method for user equipment feedback of flow-to-rat mapping preferences |
| US9814037B2 (en) | 2013-06-28 | 2017-11-07 | Intel Corporation | Method for efficient channel estimation and beamforming in FDD system by exploiting uplink-downlink correspondence |
| ES2934716T3 (es) | 2015-03-27 | 2023-02-24 | Samsung Electronics Co Ltd | Dispositivo y método de asignación de recursos en un sistema de antenas a gran escala |
| WO2017028006A1 (en) * | 2015-08-14 | 2017-02-23 | Qualcomm Incorporated | Techniques for transmitting and receiving channel state information reference signals in ebf/fd-mimo environment |
| US11071125B2 (en) | 2016-08-11 | 2021-07-20 | Lg Electronics Inc. | Method for transmitting or receiving channel state information reference signal in wireless communication system and device therefor |
| CN107888346B (zh) * | 2016-09-29 | 2020-11-03 | 电信科学技术研究院 | 一种csi-rs的映射及传输方法和通信设备 |
| US11477809B2 (en) | 2018-04-12 | 2022-10-18 | Qualcomm Incorporated | Techniques for channel estimation |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8654815B1 (en) * | 2004-04-02 | 2014-02-18 | Rearden, Llc | System and method for distributed antenna wireless communications |
| US8542763B2 (en) * | 2004-04-02 | 2013-09-24 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
| KR101603108B1 (ko) * | 2008-11-07 | 2016-03-14 | 엘지전자 주식회사 | 참조 신호 전송 방법 |
| US8780829B2 (en) * | 2008-12-11 | 2014-07-15 | Lg Electronics Inc. | Method for transmitting and receiving a comp reference signal in a multi-cell environment |
| KR101715397B1 (ko) * | 2009-04-22 | 2017-03-13 | 엘지전자 주식회사 | 무선 통신 시스템에서 참조신호 전송 장치 및 방법 |
| US8208434B2 (en) * | 2009-04-28 | 2012-06-26 | Motorola Mobility, Inc. | Method of signaling particular types of resource elements in a wireless communication system |
| US8817686B2 (en) * | 2009-06-19 | 2014-08-26 | Blackberry Limited | Downlink reference signal for type II relay |
| EP3070854B1 (en) * | 2009-06-19 | 2021-01-20 | BlackBerry Limited | Method and system for signaling transmission layers for single user and multi user mimo |
| KR101754970B1 (ko) * | 2010-01-12 | 2017-07-06 | 삼성전자주식회사 | 무선 통신 시스템의 채널 상태 측정 기준신호 처리 장치 및 방법 |
| WO2011096646A2 (en) * | 2010-02-07 | 2011-08-11 | Lg Electronics Inc. | Method and apparatus for transmitting downlink reference signal in wireless communication system supporting multiple antennas |
| US8305987B2 (en) * | 2010-02-12 | 2012-11-06 | Research In Motion Limited | Reference signal for a coordinated multi-point network implementation |
| EP2369775B1 (en) * | 2010-03-16 | 2019-05-08 | Lg Electronics Inc. | Method and base station for transmitting reference signals, and method and user equipment for receiving reference signals |
| KR101253197B1 (ko) * | 2010-03-26 | 2013-04-10 | 엘지전자 주식회사 | 참조신호 수신 방법 및 사용자기기, 참조신호 전송 방법 및 기지국 |
| US8654734B2 (en) * | 2010-06-01 | 2014-02-18 | Texas Instruments Incorporated | Multi-cell channel state information-reference symbol patterns for long term evolution extended cyclic prefix and code division multiplexing-time multiplexing |
| US8681651B2 (en) * | 2010-11-05 | 2014-03-25 | Qualcomm Incorporated | Reference signal reception and channel state information determination for multiple nodes in a wireless communication network |
| US9252930B2 (en) | 2011-01-07 | 2016-02-02 | Futurewei Technologies, Inc. | Reference signal transmission and reception method and equipment |
| US8675558B2 (en) * | 2011-01-07 | 2014-03-18 | Intel Corporation | CQI definition for transmission mode 9 in LTE-advanced |
| US9054842B2 (en) * | 2011-02-14 | 2015-06-09 | Qualcomm Incorporated | CRS (common reference signal) and CSI-RS (channel state information reference signal) transmission for remote radio heads (RRHs) |
| CA2834270C (en) * | 2011-05-02 | 2016-11-15 | Blackberry Limited | Methods and systems of wireless communication with remote radio heads |
| US9014020B2 (en) * | 2011-05-02 | 2015-04-21 | Blackberry Limited | Methods and systems of wireless communication with remote radio heads |
| US9107173B2 (en) * | 2011-07-28 | 2015-08-11 | Blackberry Limited | Method and system for access and uplink power control for a wireless system having multiple transmit points |
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2012
- 2012-10-02 US US13/633,836 patent/US9025479B2/en active Active
- 2012-10-03 WO PCT/US2012/000451 patent/WO2013052104A1/en not_active Ceased
- 2012-10-03 CN CN201280059105.3A patent/CN103959701B/zh active Active
- 2012-10-03 IN IN2709CHN2014 patent/IN2014CN02709A/en unknown
- 2012-10-03 KR KR1020147011793A patent/KR101589848B1/ko not_active Expired - Fee Related
- 2012-10-03 EP EP12790994.3A patent/EP2764652B1/en active Active
- 2012-10-03 JP JP2014534539A patent/JP5852250B2/ja active Active