BRPI0510038B1 - método e dispositivo para transmitir um sinal em um sistema de múltiplas antenas, método para estimar os canais de transmissão correspondentes e dispositivo de recepção em um sistema de múltiplas antenas - Google Patents
método e dispositivo para transmitir um sinal em um sistema de múltiplas antenas, método para estimar os canais de transmissão correspondentes e dispositivo de recepção em um sistema de múltiplas antenas Download PDFInfo
- Publication number
- BRPI0510038B1 BRPI0510038B1 BRPI0510038A BRPI0510038A BRPI0510038B1 BR PI0510038 B1 BRPI0510038 B1 BR PI0510038B1 BR PI0510038 A BRPI0510038 A BR PI0510038A BR PI0510038 A BRPI0510038 A BR PI0510038A BR PI0510038 B1 BRPI0510038 B1 BR PI0510038B1
- Authority
- BR
- Brazil
- Prior art keywords
- transmission
- reference symbols
- antennas
- coding matrix
- fact
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 152
- 238000000034 method Methods 0.000 title claims abstract description 59
- 239000011159 matrix material Substances 0.000 claims abstract description 105
- 239000013598 vector Substances 0.000 claims abstract description 48
- 230000009466 transformation Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims description 8
- 230000002123 temporal effect Effects 0.000 claims description 2
- 240000005369 Alstonia scholaris Species 0.000 claims 1
- 238000007620 mathematical function Methods 0.000 claims 1
- 238000009826 distribution Methods 0.000 description 15
- 239000000969 carrier Substances 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000003595 spectral effect Effects 0.000 description 6
- 238000013459 approach Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0625—Transmitter arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0631—Receiver arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0668—Orthogonal systems, e.g. using Alamouti codes
-
- 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
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- 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
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP04364035A EP1589687A1 (fr) | 2004-04-23 | 2004-04-23 | Procédé d'émission d'un signal dans un système multi-antennes, signal et procédé d'estimation de canal correspondants |
| PCT/FR2005/000965 WO2005112329A1 (fr) | 2004-04-23 | 2005-04-19 | Procede et dispositif d'emission d'un signal dans un systeme multi-antennes, signal et procede d'estimation des canaux de transmission correspondants |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0510038A BRPI0510038A (pt) | 2007-10-02 |
| BRPI0510038B1 true BRPI0510038B1 (pt) | 2019-01-08 |
Family
ID=34931796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0510038A BRPI0510038B1 (pt) | 2004-04-23 | 2005-04-19 | método e dispositivo para transmitir um sinal em um sistema de múltiplas antenas, método para estimar os canais de transmissão correspondentes e dispositivo de recepção em um sistema de múltiplas antenas |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US7725091B2 (https=) |
| EP (2) | EP1589687A1 (https=) |
| JP (1) | JP4966190B2 (https=) |
| KR (1) | KR101173472B1 (https=) |
| CN (1) | CN1947370B (https=) |
| BR (1) | BRPI0510038B1 (https=) |
| WO (1) | WO2005112329A1 (https=) |
| ZA (1) | ZA200608502B (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1589687A1 (fr) * | 2004-04-23 | 2005-10-26 | France Telecom | Procédé d'émission d'un signal dans un système multi-antennes, signal et procédé d'estimation de canal correspondants |
| CN100461665C (zh) * | 2006-07-31 | 2009-02-11 | 华为技术有限公司 | 一种在多天线数字无线通信系统中检测信号的方法 |
| US8126076B2 (en) | 2007-02-27 | 2012-02-28 | Motorola Mobility, Inc. | Method and apparatus for transmission within a multi-carrier communication system |
| CN101364827B (zh) * | 2007-08-07 | 2012-10-10 | 北京大学 | 一种多天线通信系统的数据传输方法 |
| US7958065B2 (en) * | 2008-03-18 | 2011-06-07 | International Business Machines Corporation | Resilient classifier for rule-based system |
| US8098750B2 (en) | 2008-07-10 | 2012-01-17 | Infineon Technologies Ag | Method and device for transmitting a plurality of data symbols |
| US8576896B2 (en) | 2009-02-04 | 2013-11-05 | New Jersey Institute Of Technology | Decoding of orthogonal space time codes |
| GB2470768A (en) * | 2009-06-03 | 2010-12-08 | Sony Corp | Receiver for OFDM symbols in a MISO system with Alamouti-type encoding |
| CN102104443B (zh) * | 2009-12-18 | 2013-04-24 | 华为技术有限公司 | 一种协作通信中的网络编码的方法及其装置 |
| US10120873B2 (en) * | 2010-08-02 | 2018-11-06 | Spatial Digital Systems, Inc. | Survivable cloud data storage and transport |
| US10152524B2 (en) * | 2012-07-30 | 2018-12-11 | Spatial Digital Systems, Inc. | Wavefront muxing and demuxing for cloud data storage and transport |
| US9008114B2 (en) * | 2012-01-12 | 2015-04-14 | Facebook, Inc. | System and method for distance-dependent data exchange between wireless communication devices |
| US9055433B2 (en) | 2012-01-12 | 2015-06-09 | Facebook, Inc. | Distance-dependent or user-dependent data exchange between wireless communication devices |
| CN111585619B (zh) * | 2016-12-03 | 2024-10-25 | 极光技术咨询有限责任公司 | 一种被用于多天线传输的ue、基站中的方法和装置 |
| US10277293B1 (en) * | 2017-11-21 | 2019-04-30 | Cisco Technology, Inc. | Multi-user-MIMO detection using space-time equalization |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06350854A (ja) * | 1993-06-10 | 1994-12-22 | Matsushita Electric Ind Co Ltd | 画像圧縮符号化装置 |
| US6430231B1 (en) * | 1997-11-11 | 2002-08-06 | At&T Corp. | Generalized orthogonal designs for space-time codes for wireless communication |
| US6088408A (en) * | 1998-11-06 | 2000-07-11 | At & T Corp. | Decoding for generalized orthogonal designs for space-time codes for wireless communication |
| US6145110A (en) * | 1998-06-22 | 2000-11-07 | Ericsson Inc. | Digital data decoder that derives codeword estimates from soft data |
| US6307882B1 (en) * | 1998-07-10 | 2001-10-23 | Lucent Technologies Inc. | Determining channel characteristics in a space-time architecture wireless communication system having multi-element antennas |
| US6226330B1 (en) * | 1998-07-16 | 2001-05-01 | Silicon Graphics, Inc. | Eigen-mode encoding of signals in a data group |
| US6760479B1 (en) * | 1999-10-22 | 2004-07-06 | Research Foundation Of The City University Of New York | Super predictive-transform coding |
| FR2820574B1 (fr) * | 2001-02-08 | 2005-08-05 | Wavecom Sa | Procede d'extraction d'un motif de symboles de reference servant a estimer la fonction de transfert d'un canal de transmission, signal, dispositif et procedes correspondants |
| KR100507519B1 (ko) * | 2002-12-13 | 2005-08-17 | 한국전자통신연구원 | Ｏｆｄｍａ 기반 셀룰러 시스템의 하향링크를 위한 신호구성 방법 및 장치 |
| KR100640349B1 (ko) * | 2003-01-02 | 2006-10-30 | 삼성전자주식회사 | 3개의 송신 안테나들을 가지는 무선통신 시스템을 위한송수신 장치 |
| EP1589687A1 (fr) * | 2004-04-23 | 2005-10-26 | France Telecom | Procédé d'émission d'un signal dans un système multi-antennes, signal et procédé d'estimation de canal correspondants |
| EP1856871A1 (fr) * | 2005-03-08 | 2007-11-21 | France Telecom S.A. | Procede de reception iteratif d'un signal multiporteuse a annulation d'interference, recepteur et programme d'ordinateur correspondants |
| US7219289B2 (en) * | 2005-03-15 | 2007-05-15 | Tandberg Data Corporation | Multiply redundant raid system and XOR-efficient method and apparatus for implementing the same |
| CA2706519A1 (en) * | 2008-02-11 | 2009-08-20 | Zte U.S.A., Inc. | Method and system for joint encoding multiple independent information messages |
-
2004
- 2004-04-23 EP EP04364035A patent/EP1589687A1/fr not_active Withdrawn
-
2005
- 2005-04-19 BR BRPI0510038A patent/BRPI0510038B1/pt active IP Right Grant
- 2005-04-19 WO PCT/FR2005/000965 patent/WO2005112329A1/fr not_active Ceased
- 2005-04-19 CN CN2005800127533A patent/CN1947370B/zh not_active Expired - Lifetime
- 2005-04-19 KR KR1020067023092A patent/KR101173472B1/ko not_active Expired - Lifetime
- 2005-04-19 US US11/587,256 patent/US7725091B2/en active Active
- 2005-04-19 EP EP05760052.0A patent/EP1738513B1/fr not_active Expired - Lifetime
- 2005-04-19 JP JP2007508934A patent/JP4966190B2/ja not_active Expired - Lifetime
-
2006
- 2006-10-12 ZA ZA200608502A patent/ZA200608502B/en unknown
-
2010
- 2010-04-08 US US12/756,752 patent/US8358990B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP4966190B2 (ja) | 2012-07-04 |
| EP1738513A1 (fr) | 2007-01-03 |
| WO2005112329A1 (fr) | 2005-11-24 |
| BRPI0510038A (pt) | 2007-10-02 |
| KR20070004947A (ko) | 2007-01-09 |
| KR101173472B1 (ko) | 2012-08-14 |
| EP1589687A1 (fr) | 2005-10-26 |
| US20100195761A1 (en) | 2010-08-05 |
| CN1947370B (zh) | 2011-04-27 |
| ZA200608502B (en) | 2008-04-30 |
| JP2007534250A (ja) | 2007-11-22 |
| US7725091B2 (en) | 2010-05-25 |
| US20070238420A1 (en) | 2007-10-11 |
| EP1738513B1 (fr) | 2017-04-12 |
| CN1947370A (zh) | 2007-04-11 |
| US8358990B2 (en) | 2013-01-22 |
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Legal Events
| Date | Code | Title | Description |
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| B25D | Requested change of name of applicant approved |
Owner name: ORANGE (FR) |
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| B25G | Requested change of headquarter approved |
Owner name: ORANGE (FR) |
|
| B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 08/01/2019, OBSERVADAS AS CONDICOES LEGAIS. |