TW201705698A - 開茴路空間處理 - Google Patents
開茴路空間處理 Download PDFInfo
- Publication number
- TW201705698A TW201705698A TW105126287A TW105126287A TW201705698A TW 201705698 A TW201705698 A TW 201705698A TW 105126287 A TW105126287 A TW 105126287A TW 105126287 A TW105126287 A TW 105126287A TW 201705698 A TW201705698 A TW 201705698A
- Authority
- TW
- Taiwan
- Prior art keywords
- precoder
- precoding
- reference signal
- antennas
- data
- Prior art date
Links
- 238000012545 processing Methods 0.000 title description 4
- 238000000034 method Methods 0.000 claims abstract description 135
- 230000005540 biological transmission Effects 0.000 claims abstract description 129
- 238000004891 communication Methods 0.000 claims description 41
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- 230000011218 segmentation Effects 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 abstract description 13
- 239000011159 matrix material Substances 0.000 description 31
- 238000005516 engineering process Methods 0.000 description 16
- 239000013598 vector Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 230000011664 signaling Effects 0.000 description 7
- 230000000737 periodic effect Effects 0.000 description 5
- 230000007774 longterm Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
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- 238000007726 management method Methods 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- 241000700159 Rattus Species 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 108010007100 Pulmonary Surfactant-Associated Protein A Proteins 0.000 description 1
- 102100027773 Pulmonary surfactant-associated protein A2 Human genes 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
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- 238000004873 anchoring Methods 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
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- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
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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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- 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
- H04B7/022—Site diversity; Macro-diversity
-
- 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
- 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
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161480459P | 2011-04-29 | 2011-04-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201705698A true TW201705698A (zh) | 2017-02-01 |
Family
ID=46052886
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW105126287A TW201705698A (zh) | 2011-04-29 | 2012-04-26 | 開茴路空間處理 |
| TW101114836A TWI580208B (zh) | 2011-04-29 | 2012-04-26 | 開迴路空間處理 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW101114836A TWI580208B (zh) | 2011-04-29 | 2012-04-26 | 開迴路空間處理 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US9331757B2 (enExample) |
| EP (1) | EP2702703A2 (enExample) |
| JP (1) | JP6110366B2 (enExample) |
| TW (2) | TW201705698A (enExample) |
| WO (1) | WO2012149178A2 (enExample) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US10985811B2 (en) | 2004-04-02 | 2021-04-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
| US11394436B2 (en) | 2004-04-02 | 2022-07-19 | Rearden, Llc | System and method for distributed antenna wireless communications |
| US10425134B2 (en) | 2004-04-02 | 2019-09-24 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
| US11309943B2 (en) | 2004-04-02 | 2022-04-19 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
| US11451275B2 (en) | 2004-04-02 | 2022-09-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
| US10886979B2 (en) | 2004-04-02 | 2021-01-05 | Rearden, Llc | System and method for link adaptation in DIDO multicarrier systems |
| ES2808670T3 (es) | 2006-03-20 | 2021-03-01 | Optis Wireless Technology Llc | Aparato de estación móvil de comunicación por radio y procedimiento de comunicación por radio |
| US9252918B2 (en) * | 2011-08-15 | 2016-02-02 | Google Technology Holdings LLC | Method and apparatus for control channel transmission and reception |
| WO2013033919A1 (zh) * | 2011-09-09 | 2013-03-14 | 富士通株式会社 | 数据传输方法、系统、发射机和接收机 |
| CN102404258B (zh) * | 2011-11-29 | 2014-07-09 | 华为技术有限公司 | 一种下行信道估计方法及系统、移动终端 |
| JP6208409B2 (ja) * | 2012-04-06 | 2017-10-04 | 株式会社Ｎｔｔドコモ | ユーザ装置及び通信方法 |
| US9094145B2 (en) * | 2012-07-25 | 2015-07-28 | Nec Laboratories America, Inc. | Coordinated multipoint transmission and reception (CoMP) |
| EP2789107B1 (en) * | 2012-08-09 | 2017-02-15 | Axell Wireless Ltd. | A digital capacity centric distributed antenna system |
| US11050468B2 (en) | 2014-04-16 | 2021-06-29 | Rearden, Llc | Systems and methods for mitigating interference within actively used spectrum |
| US11190947B2 (en) | 2014-04-16 | 2021-11-30 | Rearden, Llc | Systems and methods for concurrent spectrum usage within actively used spectrum |
| US11189917B2 (en) | 2014-04-16 | 2021-11-30 | Rearden, Llc | Systems and methods for distributing radioheads |
| US10194346B2 (en) | 2012-11-26 | 2019-01-29 | Rearden, Llc | Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology |
| US10164698B2 (en) | 2013-03-12 | 2018-12-25 | Rearden, Llc | Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology |
| RU2767777C2 (ru) | 2013-03-15 | 2022-03-21 | Риарден, Ллк | Системы и способы радиочастотной калибровки с использованием принципа взаимности каналов в беспроводной связи с распределенным входом - распределенным выходом |
| US9853704B2 (en) | 2013-05-07 | 2017-12-26 | Lg Electronics Inc. | Method for reporting channel state information for three dimensional beamforming in wireless communication system and apparatus for same |
| US9300376B2 (en) | 2013-07-05 | 2016-03-29 | Samsung Electronics Co., Ltd. | Transmitting apparatus, receiving apparatus, and control methods thereof |
| US9673957B2 (en) * | 2013-09-19 | 2017-06-06 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for providing interference characteristics for interference mitigation |
| US11290162B2 (en) | 2014-04-16 | 2022-03-29 | Rearden, Llc | Systems and methods for mitigating interference within actively used spectrum |
| CA3017856A1 (en) | 2014-09-23 | 2016-03-31 | Axell Wireless Ltd. | Automatic mapping and handling pim and other uplink interferences in digital distributed antenna systems |
| AU2015371287A1 (en) | 2014-12-23 | 2017-06-08 | Axell Wireless Ltd. | Harmonizing noise aggregation and noise management in distributed antenna system |
| US10367551B2 (en) | 2015-01-29 | 2019-07-30 | Intel Corporation | Precoding resource block group bundling enhancement for full dimension multi-in-multi-output |
| AU2015380881A1 (en) | 2015-01-29 | 2017-07-06 | Sony Corporation | Device and method |
| KR101706629B1 (ko) * | 2016-01-25 | 2017-02-16 | 주식회사 이노와이어리스 | Ｍｉｍｏ-ｏｆｄｍ 송신기에 대한 파워 캘리브레이션 방법 |
| JP6513047B2 (ja) * | 2016-03-25 | 2019-05-15 | Kddi株式会社 | モード多重光信号を受信する受信装置、及び、該受信装置における光信号の相対的な遅延の測定方法 |
| CN107733592B (zh) | 2016-08-10 | 2020-11-27 | 华为技术有限公司 | 传输方案指示方法、数据传输方法、装置及系统 |
| CN107769827B (zh) * | 2016-08-23 | 2021-01-12 | 华为技术有限公司 | 数据发送方法、数据接收方法、设备及系统 |
| US10425970B2 (en) * | 2016-09-30 | 2019-09-24 | Qualcomm Incorporated | Precoding management for random access procedures |
| JP6898997B2 (ja) * | 2017-03-17 | 2021-07-07 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおいてリソースバンドルに基づくプリコーダの適用方法及びそのための装置 |
| WO2018227542A1 (en) | 2017-06-16 | 2018-12-20 | Qualcomm Incorporated | Channel state information feedback for semi-open-loop and open loop schemes |
| US10707922B2 (en) * | 2017-07-06 | 2020-07-07 | Microsoft Technology Licensing, Llc | Spatial hopping using antenna sets across multiple base stations |
| CN109309518B (zh) * | 2017-07-26 | 2021-09-07 | 华为技术有限公司 | 用于数据传输的方法、装置和系统 |
| DE112017008333T5 (de) * | 2017-12-29 | 2020-09-10 | Intel Corporation | Mikroelektronische anordnungen |
| CN110166093B (zh) * | 2018-02-13 | 2021-06-29 | 华为技术有限公司 | 一种传输方法和通信设备 |
| CN110474741B (zh) * | 2018-05-11 | 2021-01-15 | 华为技术有限公司 | 一种通信方法及装置 |
| CN115836492A (zh) * | 2020-07-10 | 2023-03-21 | 瑞典爱立信有限公司 | 辅助增强nr类型ii csi反馈的信令传输 |
| JP7712367B2 (ja) * | 2020-12-28 | 2025-07-23 | テレフオンアクチーボラゲット エルエム エリクソン（パブル） | 角度および遅延相反性を使用してｎｒタイプｉｉチャネル状態情報フィードバックのオーバーヘッドを低減するための方法 |
| US20240313833A1 (en) * | 2021-07-22 | 2024-09-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Diversity-aware truncated layer selection for low complexity beamforming |
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| AU2003290488B2 (en) * | 2003-12-22 | 2009-04-09 | Telefonaktiebolaget Lm Ericsson (Publ) | A measurement method for spatial scheduling |
| US7599420B2 (en) * | 2004-07-30 | 2009-10-06 | Rearden, Llc | System and method for distributed input distributed output wireless communications |
| KR101042424B1 (ko) * | 2006-06-21 | 2011-06-16 | 콸콤 인코포레이티드 | 간섭 정보를 측정, 전달 및/또는 사용하는 방법 및 장치 |
| JP4729537B2 (ja) * | 2007-06-19 | 2011-07-20 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局装置および送信方法 |
| US8009617B2 (en) * | 2007-08-15 | 2011-08-30 | Qualcomm Incorporated | Beamforming of control information in a wireless communication system |
| KR101417084B1 (ko) * | 2008-07-02 | 2014-08-07 | 엘지전자 주식회사 | 상향링크 전송을 위한 기준신호 전송 방법 |
| KR101056614B1 (ko) * | 2008-07-30 | 2011-08-11 | 엘지전자 주식회사 | 다중안테나 시스템에서 데이터 전송방법 |
| CN101645729A (zh) | 2008-08-08 | 2010-02-10 | 夏普株式会社 | 下行蜂窝系统的多天线多基站合作方法及基站 |
| KR101501714B1 (ko) | 2008-10-14 | 2015-03-11 | 삼성전자주식회사 | 미모 무선 통신 시스템에서 오버헤드를 줄이기 위한 장치 및 방법 |
| AR073834A1 (es) | 2008-10-20 | 2010-12-01 | Interdigital Patent Holdings | Metodo y aparato para realizar tecnicas de transmision ascendentes con transportadores multiples y senales de referencia |
| KR20100046338A (ko) | 2008-10-27 | 2010-05-07 | 삼성전자주식회사 | 이동통신 시스템의 공조 빔 형성 장치 및 방법 |
| US8559374B2 (en) * | 2009-02-20 | 2013-10-15 | Lg Electronics Inc. | Method and apparatus for data communication through a coordinated multi-point transmission |
| JP5583115B2 (ja) * | 2009-03-10 | 2014-09-03 | シャープ株式会社 | 無線通信システム、無線送信装置および無線送信装置の制御プログラム |
| KR101552363B1 (ko) * | 2009-04-23 | 2015-09-10 | 한국전자통신연구원 | Ｍｂｍｓ서비스를 지원하는 장치 |
| WO2010125794A1 (ja) * | 2009-04-27 | 2010-11-04 | パナソニック株式会社 | 無線通信装置及び無線通信方法 |
| US8830920B2 (en) * | 2009-06-17 | 2014-09-09 | Qualcomm Incorporated | Resource block reuse for coordinated multi-point transmission |
| US8923143B2 (en) * | 2009-06-29 | 2014-12-30 | Qualcomm Incorporated | Open loop channel reporting in a wireless communication system |
| US8731087B2 (en) * | 2009-06-30 | 2014-05-20 | Microsoft Corporation | Uplink MIMO transmission from mobile communications devices |
| RU2494541C1 (ru) * | 2009-08-17 | 2013-09-27 | Алькатель Люсент | Способ и ассоциированное устройство для сохранения когерентности канала предварительного кодирования в сети связи |
-
2012
- 2012-04-26 JP JP2014508556A patent/JP6110366B2/ja not_active Expired - Fee Related
- 2012-04-26 TW TW105126287A patent/TW201705698A/zh unknown
- 2012-04-26 US US13/457,145 patent/US9331757B2/en not_active Expired - Fee Related
- 2012-04-26 EP EP12720333.9A patent/EP2702703A2/en not_active Withdrawn
- 2012-04-26 TW TW101114836A patent/TWI580208B/zh not_active IP Right Cessation
- 2012-04-26 WO PCT/US2012/035239 patent/WO2012149178A2/en not_active Ceased
-
2016
- 2016-04-08 US US15/094,876 patent/US20160301454A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| TWI580208B (zh) | 2017-04-21 |
| JP2014514875A (ja) | 2014-06-19 |
| US9331757B2 (en) | 2016-05-03 |
| WO2012149178A2 (en) | 2012-11-01 |
| EP2702703A2 (en) | 2014-03-05 |
| US20120275530A1 (en) | 2012-11-01 |
| JP6110366B2 (ja) | 2017-04-05 |
| US20160301454A1 (en) | 2016-10-13 |
| TW201251360A (en) | 2012-12-16 |
| WO2012149178A3 (en) | 2013-01-31 |
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