BR112012016638A2 - Projeto de livro de código e estrutura para retorno multi-granular - Google Patents
Projeto de livro de código e estrutura para retorno multi-granularInfo
- Publication number
- BR112012016638A2 BR112012016638A2 BR112012016638A BR112012016638A BR112012016638A2 BR 112012016638 A2 BR112012016638 A2 BR 112012016638A2 BR 112012016638 A BR112012016638 A BR 112012016638A BR 112012016638 A BR112012016638 A BR 112012016638A BR 112012016638 A2 BR112012016638 A2 BR 112012016638A2
- Authority
- BR
- Brazil
- Prior art keywords
- precoding
- codebook
- matrices
- framework
- ranks
- Prior art date
Links
- 239000011159 matrix material Substances 0.000 abstract 3
- 238000003491 array Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- 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
- H04L25/03891—Spatial equalizers
- H04L25/03898—Spatial equalizers codebook-based design
- H04L25/0391—Spatial equalizers codebook-based design construction details of matrices
- H04L25/03923—Spatial equalizers codebook-based design construction details of matrices according to the rank
-
- 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
- H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
-
- 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
- H04L25/03891—Spatial equalizers
- H04L25/03898—Spatial equalizers codebook-based design
- H04L25/03936—Spatial equalizers codebook-based design multi-resolution codebooks
-
- 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
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account
-
- 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
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
Abstract
projeto de livro de código e estrutura para retorno multi-granular. uma primeira matriz de pré-codificação w1 é selecionada a aprtir de uma primeiro livro de códigos compreendido conjuntos de matrizes de pré-codificação específicas de classificação. o primeiro livro de códigos é caracterizado por existirem menos matrizes de pré-codificação associadas com classificações mais elevadas do que assiciadas com classificações inferiores, e caracterizado por matrizes de pré-codificação associadas com classificxação acima de um certo nível sendo todas as matrizes diagonais. a primeira matriz de pré-codificação selecionada w1 é usada para selecionar uma segunda matriz de pré-codificação w2 de um segundo livro de código, de modo que a primeira e a segunda matrizes de pré-codificação selecionadas formam um conjunto precodificador específico de uma classificação desejada. o segundo livro de códigos é caracterizado por matrizes de pré-codificação de tamanhos diferentes associadas com cada uma das n classificações totais, em que n é um número inteiro maior do que um. a informação sobre o conjunto precodificador é relatada para um nó de rede sobre um canal de transmissão de uplink.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2010/071562 WO2011124012A1 (en) | 2010-04-06 | 2010-04-06 | Codebook design and structure for multi-granular feedback |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112012016638A2 true BR112012016638A2 (pt) | 2022-05-24 |
BR112012016638A8 BR112012016638A8 (pt) | 2022-08-09 |
Family
ID=44762005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012016638A BR112012016638A8 (pt) | 2010-04-06 | 2010-04-06 | Projeto de livro de código e estrutura para retorno multi-granular |
Country Status (9)
Country | Link |
---|---|
US (1) | US8743992B2 (pt) |
EP (1) | EP2556638B1 (pt) |
CN (1) | CN102714647B (pt) |
BR (1) | BR112012016638A8 (pt) |
ES (1) | ES2540865T3 (pt) |
PL (1) | PL2556638T3 (pt) |
RU (1) | RU2537273C2 (pt) |
TW (1) | TWI440324B (pt) |
WO (1) | WO2011124012A1 (pt) |
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CN102714647B (zh) * | 2010-04-06 | 2015-03-11 | 诺基亚公司 | 用于多粒度反馈的码本设计的方法和装置 |
CN102237984B (zh) * | 2010-05-07 | 2014-02-12 | 电信科学技术研究院 | 一种基于pusch上报csi的方法及装置 |
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US8995464B2 (en) * | 2012-05-18 | 2015-03-31 | Chinese University Of Hong Kong | Superposition coding for network communication |
CN103621000B9 (zh) | 2012-06-14 | 2017-07-07 | 华为技术有限公司 | 确定预编码矩阵指示的方法、用户设备、基站演进节点 |
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CN105247809B (zh) * | 2013-05-31 | 2019-06-21 | 高通股份有限公司 | 全维mimo***中的线性预编码和动态垂直扇区化 |
ES2894923T3 (es) * | 2013-05-31 | 2022-02-16 | Qualcomm Inc | Precodificación lineal en sistemas MIMO de dimensión completa |
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EP2816768B1 (en) * | 2013-06-19 | 2018-11-21 | BlackBerry Limited | Low complexity and accurate cluster of beams selection |
CN104620527B (zh) | 2013-08-08 | 2018-06-19 | 华为技术有限公司 | 确定预编码矩阵指示的方法、接收设备和发送设备 |
EP3103293B1 (en) | 2014-02-14 | 2022-12-14 | Huawei Technologies Co., Ltd. | Base station, mobile station and method thereof |
CN105099604B (zh) * | 2014-05-07 | 2018-11-20 | 中兴通讯股份有限公司 | 信道状态反馈信息反馈方法、终端、基站及通信*** |
WO2015180178A1 (zh) * | 2014-05-30 | 2015-12-03 | 华为技术有限公司 | 一种报告信道状态信息csi的方法、装置和基站天线 |
US10193600B2 (en) * | 2015-01-14 | 2019-01-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Codebook subset restriction signaling |
US9693319B2 (en) | 2015-05-11 | 2017-06-27 | Collision Communications, Inc. | Methods systems, and computer program products for calibrating amplitude hardware-induced distortion in a long term evolution (LTE) communications system |
US9503207B1 (en) | 2015-05-11 | 2016-11-22 | Collision Communications, Inc. | Methods, systems, and computer program products for calibrating phase hardware-induced distortion in a long term evolution communications system |
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WO2017034169A1 (ko) * | 2015-08-23 | 2017-03-02 | 엘지전자 주식회사 | 무선 통신 시스템에서 코드북을 이용한 동기 신호 전송 방법 |
CN110518953B (zh) * | 2015-11-06 | 2023-08-04 | 大唐移动通信设备有限公司 | 一种信道状态信息反馈、数据传输方法及装置 |
CN107181513B (zh) * | 2016-03-11 | 2021-01-22 | 电信科学技术研究院 | 一种信道状态信息的反馈方法及装置 |
WO2017171485A1 (ko) * | 2016-03-31 | 2017-10-05 | 엘지전자 주식회사 | 무선 통신 시스템에서 dm-rs 기반 하향링크 전송을 위한 피드백 정보 송신 방법 및 이를 위한 장치 |
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-
2010
- 2010-04-06 CN CN201080061531.1A patent/CN102714647B/zh active Active
- 2010-04-06 ES ES10849249.7T patent/ES2540865T3/es active Active
- 2010-04-06 RU RU2012125900/08A patent/RU2537273C2/ru active
- 2010-04-06 EP EP10849249.7A patent/EP2556638B1/en active Active
- 2010-04-06 BR BR112012016638A patent/BR112012016638A8/pt active Search and Examination
- 2010-04-06 PL PL10849249T patent/PL2556638T3/pl unknown
- 2010-04-06 WO PCT/CN2010/071562 patent/WO2011124012A1/en active Application Filing
- 2010-04-06 US US13/639,094 patent/US8743992B2/en active Active
-
2011
- 2011-04-01 TW TW100111591A patent/TWI440324B/zh active
Also Published As
Publication number | Publication date |
---|---|
TW201220746A (en) | 2012-05-16 |
RU2537273C2 (ru) | 2014-12-27 |
PL2556638T3 (pl) | 2015-10-30 |
US8743992B2 (en) | 2014-06-03 |
ES2540865T3 (es) | 2015-07-14 |
RU2012125900A (ru) | 2014-05-20 |
WO2011124012A1 (en) | 2011-10-13 |
CN102714647B (zh) | 2015-03-11 |
CN102714647A (zh) | 2012-10-03 |
TWI440324B (zh) | 2014-06-01 |
US20130058424A1 (en) | 2013-03-07 |
EP2556638B1 (en) | 2015-05-27 |
EP2556638A1 (en) | 2013-02-13 |
EP2556638A4 (en) | 2013-11-06 |
BR112012016638A8 (pt) | 2022-08-09 |
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B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B25A | Requested transfer of rights approved |
Owner name: NOKIA TECHNOLOGIES OY (FI) |
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B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B06I | Publication of requirement cancelled [chapter 6.9 patent gazette] |
Free format text: ANULADA A PUBLICACAO CODIGO 6.1 NA RPI NO 2720 DE 23/02/2023 POR TER SIDO INDEVIDA. |
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B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements | ||
B11N | Dismissal: publication cancelled [chapter 11.14 patent gazette] |
Free format text: ANULADA A PUBLICACAO CODIGO 11.2 NA RPI NO 2735 DE 06/06/2023 POR TER SIDO INDEVIDA. |
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B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] |