ATE367018T1 - Empfängerarchitektur unter verwendung von raum- zeit-spreizung und orthogonaler sendediversität - Google Patents
Empfängerarchitektur unter verwendung von raum- zeit-spreizung und orthogonaler sendediversitätInfo
- Publication number
- ATE367018T1 ATE367018T1 AT00307633T AT00307633T ATE367018T1 AT E367018 T1 ATE367018 T1 AT E367018T1 AT 00307633 T AT00307633 T AT 00307633T AT 00307633 T AT00307633 T AT 00307633T AT E367018 T1 ATE367018 T1 AT E367018T1
- Authority
- AT
- Austria
- Prior art keywords
- transmit diversity
- receiver
- time spreading
- space
- orthogonal transmit
- Prior art date
Links
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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/395,325 US6317410B1 (en) | 1999-09-13 | 1999-09-13 | Receiver architecture employing space time spreading and orthogonal transmit diversity techniques |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE367018T1 true ATE367018T1 (de) | 2007-08-15 |
Family
ID=23562562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00307633T ATE367018T1 (de) | 1999-09-13 | 2000-09-04 | Empfängerarchitektur unter verwendung von raum- zeit-spreizung und orthogonaler sendediversität |
Country Status (11)
Country | Link |
---|---|
US (1) | US6317410B1 (de) |
EP (1) | EP1085677B1 (de) |
JP (1) | JP3930237B2 (de) |
KR (1) | KR100383466B1 (de) |
CN (1) | CN1288294A (de) |
AT (1) | ATE367018T1 (de) |
AU (1) | AU5652500A (de) |
BR (1) | BR0003984A (de) |
CA (1) | CA2314583C (de) |
DE (1) | DE60035466T2 (de) |
ID (1) | ID27247A (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6721339B2 (en) * | 1999-08-17 | 2004-04-13 | Lucent Technologies Inc. | Method of providing downlink transmit diversity |
US8675772B2 (en) * | 2001-05-09 | 2014-03-18 | Alcatel Lucent | Method for multiple antenna transmission using partial channel knowledge |
US7499499B2 (en) * | 2001-06-04 | 2009-03-03 | Alcatel-Lucent Usa Inc. | Method for multiple antenna transmission |
KR100401954B1 (ko) * | 2001-11-01 | 2003-10-17 | 한국전자통신연구원 | 기지국의 시공 전송 다이버시티 부호화 사용 여부 판정장치 및 그 방법 |
US7499709B2 (en) * | 2002-02-07 | 2009-03-03 | Alcatel-Lucent Usa Inc. | Method and apparatus for closed loop transmit diversity in a wireless communications system |
US7116944B2 (en) * | 2002-02-07 | 2006-10-03 | Lucent Technologies Inc. | Method and apparatus for feedback error detection in a wireless communications systems |
AU2002249061A1 (en) * | 2002-03-22 | 2003-10-08 | Huawei Technologies Co., Ltd. | A self-adapting weighted space time transmitting diversity receiving method and system thereof |
US7103113B2 (en) * | 2002-06-26 | 2006-09-05 | Broadcom Corporation | Analog FSK modulator for a radio transmitter |
US7720130B2 (en) * | 2002-08-28 | 2010-05-18 | Texas Instruments Incorporated | Efficient receiver architecture for transmit diversity techniques |
JP3583414B2 (ja) * | 2002-11-14 | 2004-11-04 | 松下電器産業株式会社 | Cdma送信装置およびcdma受信装置 |
WO2004073247A1 (en) * | 2003-02-13 | 2004-08-26 | Docomo Communications Laboratories Europe Gmbh | Differential multiple-length transmit and reception diversity |
CN101521536B (zh) * | 2004-03-12 | 2012-09-05 | 北京交通大学 | Cdma系统空时扩谱方法的移动台接收电路 |
DE102005017080B4 (de) * | 2005-04-08 | 2007-07-26 | Accelant Communications Gmbh | Übertragungsverfahren in einem Funksystem mit mehreren Sende-/Empfangszweigen in der Basisstation |
EP2772313A4 (de) | 2007-03-09 | 2014-09-03 | Kao Corp | Mit einer pumpe ausgestatteter behälter und doppelentsorgungsbehälter |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6173005B1 (en) * | 1997-09-04 | 2001-01-09 | Motorola, Inc. | Apparatus and method for transmitting signals in a communication system |
US6185266B1 (en) * | 1997-10-07 | 2001-02-06 | Motorola, Inc. | Method and system for generating a power control metric in an orthogonal transmit diversity communication system |
KR100433901B1 (ko) * | 1998-02-21 | 2004-11-06 | 삼성전자주식회사 | 이동통신시스템의시간스위칭송신다이버시티장치 |
KR19990086133A (ko) * | 1998-05-26 | 1999-12-15 | 곽치영 | 부호분할 다중접속 (씨디엠에이) 시스템에서의 선택적 송신 다이버시티 방법 |
DE69934951T2 (de) * | 1998-10-07 | 2007-10-25 | Texas Instruments Inc., Dallas | Kanalschätzung in Raum-Zeit blockkodierter Sendeantennendiversität für WCDMA |
US6154485A (en) * | 1998-10-19 | 2000-11-28 | Motorola, Inc. | Receiver in a wireless communications system for receiving signals having combined orthogonal transmit diversity and adaptive array techniques |
US6452916B1 (en) * | 1999-01-04 | 2002-09-17 | Lucent Technologies Inc. | Space-time spreading method of CDMA wireless communication |
US6515978B1 (en) * | 1999-04-19 | 2003-02-04 | Lucent Technologies Inc. | Methods and apparatus for downlink diversity in CDMA using Walsh codes |
KR20020009079A (ko) * | 2000-07-24 | 2002-02-01 | 박종섭 | 전송 다이버시티의 제어장치 |
-
1999
- 1999-09-13 US US09/395,325 patent/US6317410B1/en not_active Expired - Lifetime
-
2000
- 2000-07-20 CA CA002314583A patent/CA2314583C/en not_active Expired - Fee Related
- 2000-09-04 BR BR0003984-5A patent/BR0003984A/pt not_active Application Discontinuation
- 2000-09-04 EP EP00307633A patent/EP1085677B1/de not_active Expired - Lifetime
- 2000-09-04 AT AT00307633T patent/ATE367018T1/de not_active IP Right Cessation
- 2000-09-04 DE DE60035466T patent/DE60035466T2/de not_active Expired - Lifetime
- 2000-09-06 AU AU56525/00A patent/AU5652500A/en not_active Abandoned
- 2000-09-08 JP JP2000272659A patent/JP3930237B2/ja not_active Expired - Fee Related
- 2000-09-12 CN CN00126388A patent/CN1288294A/zh active Pending
- 2000-09-13 ID IDP20000789D patent/ID27247A/id unknown
- 2000-09-14 KR KR10-2000-0053957A patent/KR100383466B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR0003984A (pt) | 2001-04-17 |
KR20010030374A (ko) | 2001-04-16 |
ID27247A (id) | 2001-03-15 |
JP3930237B2 (ja) | 2007-06-13 |
CA2314583C (en) | 2004-10-26 |
EP1085677A2 (de) | 2001-03-21 |
CN1288294A (zh) | 2001-03-21 |
EP1085677A3 (de) | 2004-02-11 |
US6317410B1 (en) | 2001-11-13 |
AU5652500A (en) | 2001-03-15 |
JP2001119328A (ja) | 2001-04-27 |
CA2314583A1 (en) | 2001-03-13 |
KR100383466B1 (ko) | 2003-05-12 |
EP1085677B1 (de) | 2007-07-11 |
DE60035466T2 (de) | 2008-03-13 |
DE60035466D1 (de) | 2007-08-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2317621A1 (en) | A transmitter architecture employing space time spreading and orthogonal transmit diversity techniques | |
ATE367018T1 (de) | Empfängerarchitektur unter verwendung von raum- zeit-spreizung und orthogonaler sendediversität | |
BR0209636A (pt) | Método e equipamento para alocar recursos em um sistema de comunicação de múltiplas entradas e múltiplas saìdas (mimo) | |
BR0315535A (pt) | Sistema mimo com modos múltiplos de multiplexação espacial | |
EP1209856A4 (de) | Hochgeschwindigkeitsübertragungssystem | |
ATE405040T1 (de) | Multiple-input multiple-output (mimo) systeme mit mehreren übertragungsmoden | |
PT1210777E (pt) | Transmissao utilizando um sistema de antenas num sistema de comunicacao de cdma | |
BRPI0414720A (pt) | codificação hierárquica com múltiplas antenas em um sistema de comunicação sem fio | |
NO20006676L (no) | Effektstyring i en flerbærebölge-radiosender | |
BR9506683A (pt) | Sistema e método para a transmissão de informações a pelo menos um usuário em um sistema de comunicação de espectro por propagação transmissor em um sistema de comunicação de assinante celular método para a transmissão de sinal a partir de célula local em um sistema de comunicação de assinante celular e sistema para recebimento de informaçães transmitidas pelo menos por um usuário em um sistema de comunicação de espectro por propagação | |
CA2266165A1 (en) | A wireless telecommunications system that mitigates the effect of multipath fading | |
AU8491398A (en) | Pistonic motion, large excursion passive radiator | |
BR0315607A (pt) | Terminal multi-modo em um sistema sem fio com multiplexação espacial | |
WO1999064047A8 (en) | Novel antiviral compounds | |
FR2778517B1 (fr) | Activation de porteuse pour transmission de donnees | |
SE0100194D0 (sv) | Method for the preparation of citalopram | |
BR9906437A (pt) | Processo para a realização de uma transferência | |
HK1061938A1 (en) | Transmitter for a wireless communications system using multiple codes and multiple antennas | |
ES2143491T3 (es) | Precodificacion de secuencias de signatura para sistemas cdma. | |
ATE406712T1 (de) | Drahtloskommunikationsfunkempfänger zur räumlichen diversität | |
WO2002095991A3 (en) | Sub-carrier generation for optical communication | |
DE69826415D1 (de) | Einseitenbandübertragung von QPSK-, QAM- und sonstigen Signalen | |
BR9906664A (pt) | Dispositivo e processo para limitar uma potência de uma antena em um transmisor de diversidade de transmissão comutada por tempo de uma estação base de um sistema de comunicação móvel | |
ATE383684T1 (de) | Datenträger mit einer schaltung mit mitteln zur zeitschlitzbestimmung und mitteln zur zeitschlitzfestlegung | |
DE69840206D1 (de) | Spreizspektrum Diversitäts Sender/ Empfänger |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |