DE69604595T2 - Verfahren und anordnung zur räumlichen multiplexierung/demultiplexierung von funksignalen in einem sdma-mobilfunksystem - Google Patents
Verfahren und anordnung zur räumlichen multiplexierung/demultiplexierung von funksignalen in einem sdma-mobilfunksystemInfo
- Publication number
- DE69604595T2 DE69604595T2 DE69604595T DE69604595T DE69604595T2 DE 69604595 T2 DE69604595 T2 DE 69604595T2 DE 69604595 T DE69604595 T DE 69604595T DE 69604595 T DE69604595 T DE 69604595T DE 69604595 T2 DE69604595 T2 DE 69604595T2
- Authority
- DE
- Germany
- Prior art keywords
- demultiplexing
- arrangement
- spatial multiplexing
- mobile radio
- radio signals
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- 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
-
- 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
- H04B7/0617—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 for beam forming
-
- 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
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9509976A FR2738090B1 (fr) | 1995-08-22 | 1995-08-22 | Procede et dispositif de multiplexage spatial de signaux radio-electriques non gaussiens echanges dans des radiocommunications cellulaires |
FR9509975A FR2738098B1 (fr) | 1995-08-22 | 1995-08-22 | Procede et dispositif de multiplexage spatial de signaux radio-electriques numeriques echanges dans des radiocommunications cellulaires |
PCT/FR1996/001307 WO1997008849A1 (fr) | 1995-08-22 | 1996-08-22 | Procede et dispositif de multiplexage/demultiplexage spatial de signaux radioelectriques pour systeme radio mobile sdma |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69604595D1 DE69604595D1 (de) | 1999-11-11 |
DE69604595T2 true DE69604595T2 (de) | 2000-05-31 |
Family
ID=26232168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69604595T Expired - Lifetime DE69604595T2 (de) | 1995-08-22 | 1996-08-22 | Verfahren und anordnung zur räumlichen multiplexierung/demultiplexierung von funksignalen in einem sdma-mobilfunksystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US6240098B1 (de) |
EP (1) | EP0846378B1 (de) |
DE (1) | DE69604595T2 (de) |
DK (1) | DK0846378T3 (de) |
WO (1) | WO1997008849A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3579443A1 (de) | 2018-06-07 | 2019-12-11 | Volkswagen Aktiengesellschaft | Fahrzeug, vorrichtung, verfahren und computerprogramm zur kommunikation in mehreren mobilkommunikationssystemen |
Families Citing this family (79)
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US7035661B1 (en) * | 1996-10-11 | 2006-04-25 | Arraycomm, Llc. | Power control with signal quality estimation for smart antenna communication systems |
EP0932986B1 (de) * | 1996-10-23 | 2014-10-01 | Intel Corporation | Spektral effizientes schnurloses Kommunikationssystem hoher Kapazität mit Raum-Zeitverarbeitung |
EP0878974A1 (de) * | 1997-05-16 | 1998-11-18 | Italtel s.p.a. | Kommunikationsverfahren und Funkbasisstation für ein mobiles Funkkommunikationssystem |
US6590878B1 (en) * | 1997-06-16 | 2003-07-08 | Mitsubishi Denki Kabushiki Kaisha | Mobile communication system with shared time slots and frequency channels |
FI103618B1 (fi) | 1997-07-04 | 1999-07-30 | Nokia Telecommunications Oy | Vastaanotetun signaalin tulkitseminen |
FR2766627B1 (fr) * | 1997-07-28 | 1999-10-01 | France Telecom | Reseau d'antennes pour station de base de radiocommunication avec des mobiles |
DE19754031A1 (de) * | 1997-12-05 | 1999-06-17 | Siemens Ag | Verfahren und Meßanordnung zur Messung der Eigenschaften von Funkkanälen |
GB2337171A (en) * | 1998-05-06 | 1999-11-10 | Motorola Ltd | Direction finder |
US6311043B1 (en) * | 1998-10-27 | 2001-10-30 | Siemens Aktiengesellschaft | Method and measurement configuration for measuring the characteristics of radio channels |
US6683955B1 (en) * | 1998-12-17 | 2004-01-27 | Intel Corporation | Method for receiving a secured transmission of information through a plurality of frequency orthogonal subchannels |
JP3229864B2 (ja) * | 1999-03-24 | 2001-11-19 | 三洋電機株式会社 | 伝送チャネルの割当方法およびそれを用いた無線装置 |
AU4138999A (en) * | 1999-05-01 | 2000-11-17 | Nokia Networks Oy | A method of directional radio communication |
US6600914B2 (en) | 1999-05-24 | 2003-07-29 | Arraycomm, Inc. | System and method for emergency call channel allocation |
JP3213601B2 (ja) * | 1999-05-31 | 2001-10-02 | 三洋電機株式会社 | 無線基地局 |
US6393277B1 (en) * | 1999-08-13 | 2002-05-21 | Ericsson Inc. | System and method for identifying a source of interference in a mobile telecommunications network |
US6975666B2 (en) * | 1999-12-23 | 2005-12-13 | Institut National De La Recherche Scientifique | Interference suppression in CDMA systems |
TW468316B (en) * | 2000-02-03 | 2001-12-11 | Acer Peripherals Inc | Non-spatial division multiple access wireless communication system providing SDMA communication channels and its method |
JP3462826B2 (ja) * | 2000-02-14 | 2003-11-05 | 三洋電機株式会社 | 無線基地局及び無線電話装置 |
FR2805614B1 (fr) | 2000-02-25 | 2003-08-22 | Thomson Csf | Procede de localisation de sources radioelectriques au moyen d'un radiogoniometre haute resolution deux voies |
AU2001243424A1 (en) | 2000-02-29 | 2001-09-12 | Hrl Laboratories, Llc | Cooperative mobile antenna system |
KR100493068B1 (ko) * | 2000-03-08 | 2005-06-02 | 삼성전자주식회사 | 이동통신시스템에서 피드백 정보를 이용하는 반맹목적방식의 송신안테나어레이 장치 및 방법 |
JP2001267991A (ja) * | 2000-03-16 | 2001-09-28 | Sony Corp | 送信装置、送信方法、通信システム及びその通信方法 |
FR2806499B1 (fr) * | 2000-03-20 | 2003-10-10 | Thomson Csf | Procede d'estimation d'une matrice de correlation de signaux interferents recus par un reseau de capteurs |
CN1169383C (zh) * | 2000-03-27 | 2004-09-29 | 株式会社Ntt杜可莫 | 空间的和时间的均衡器以及均衡方法 |
JP2001285189A (ja) * | 2000-04-03 | 2001-10-12 | Sanyo Electric Co Ltd | 無線基地局、プログラム記憶媒体 |
JP3574055B2 (ja) * | 2000-08-25 | 2004-10-06 | 三洋電機株式会社 | 無線基地局 |
US7245880B1 (en) * | 2000-08-31 | 2007-07-17 | Intel Corporation | Transmit power control within a wireless transmitter |
US6937592B1 (en) * | 2000-09-01 | 2005-08-30 | Intel Corporation | Wireless communications system that supports multiple modes of operation |
JP2002084217A (ja) * | 2000-09-08 | 2002-03-22 | Matsushita Electric Ind Co Ltd | 基地局装置および到来方向推定方法 |
US7043259B1 (en) | 2000-09-29 | 2006-05-09 | Arraycomm, Inc. | Repetitive paging from a wireless data base station having a smart antenna system |
US6564036B1 (en) | 2000-09-29 | 2003-05-13 | Arraycomm, Inc. | Mode switching in adaptive array communications systems |
CN1248431C (zh) * | 2000-12-27 | 2006-03-29 | 三洋电机株式会社 | 无线装置、调换检测方法 |
EP1221780B1 (de) * | 2000-12-28 | 2003-09-24 | Com-Research GmbH Solutions for Communication Systems | Verfahren und System zur Interferenzunterdrückung für TDMA- und/oder FDMA-Übertragung |
FR2819357B1 (fr) * | 2001-01-09 | 2016-02-12 | Thomson Csf | Procede et recepteur autodidacte pour determiner les parametres spatio-temporels d'un canal de propagation |
FR2820580B1 (fr) | 2001-02-02 | 2004-06-04 | Thomson Csf | Procede pour estimer les parametres d'un canal de propagation |
FR2821502A1 (fr) * | 2001-02-27 | 2002-08-30 | Thomson Csf | Procede et dispositif d'estimation d'un canal de propagation a partir de ses statistiques |
FR2824146B1 (fr) * | 2001-04-27 | 2006-02-24 | Thomson Csf | Systeme et procede de localisation de radiomobiles en dehors de la couverture d'un reseau cellulaire |
FR2824145B1 (fr) | 2001-04-27 | 2005-04-15 | Thomson Csf | Procede et dispositif d'estimation spatio-temporelle d'un ou plusieurs emetteurs |
US6745052B2 (en) * | 2001-07-27 | 2004-06-01 | Qualcomm, Incorporated | Method and apparatus for signal equalization in a communication system with multiple receiver antennas |
FR2829241B1 (fr) | 2001-09-05 | 2006-07-21 | Thales Sa | Procede et dispositif de radiogoniometrie cooperative en transmission |
FR2829325B1 (fr) * | 2001-09-05 | 2005-06-17 | Thales Sa | Procede et dispositif de detection de sources dans un systeme de communication |
US6954494B2 (en) * | 2001-10-25 | 2005-10-11 | Siemens Corporate Research, Inc. | Online blind source separation |
US7095987B2 (en) * | 2001-11-15 | 2006-08-22 | Texas Instruments Incorporated | Method and apparatus for received uplinked-signal based adaptive downlink diversity within a communication system |
US20030171900A1 (en) * | 2002-03-11 | 2003-09-11 | The Charles Stark Draper Laboratory, Inc. | Non-Gaussian detection |
EP1365613B1 (de) * | 2002-05-22 | 2006-06-21 | Cambridge Positioning Systems Limited | Ortungssystem und Verfahren |
US7047043B2 (en) * | 2002-06-06 | 2006-05-16 | Research In Motion Limited | Multi-channel demodulation with blind digital beamforming |
JP3717913B2 (ja) * | 2002-12-27 | 2005-11-16 | 三洋電機株式会社 | 無線装置 |
US6894993B2 (en) * | 2002-12-27 | 2005-05-17 | Arraycomm, Inc. | Detection and correction of channel swap in spatial division multiple access systems |
US7822140B2 (en) * | 2003-03-17 | 2010-10-26 | Broadcom Corporation | Multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining |
US8185075B2 (en) * | 2003-03-17 | 2012-05-22 | Broadcom Corporation | System and method for channel bonding in multiple antenna communication systems |
US7539274B2 (en) * | 2003-05-01 | 2009-05-26 | Broadcom Corporation | Weight generation method for multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining |
US7983355B2 (en) | 2003-07-09 | 2011-07-19 | Broadcom Corporation | System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems |
US8391322B2 (en) * | 2003-07-09 | 2013-03-05 | Broadcom Corporation | Method and system for single weight (SW) antenna system for spatial multiplexing (SM) MIMO system for WCDMA/HSDPA |
DE602004029906D1 (de) * | 2003-08-27 | 2010-12-16 | Wavion Ltd | Wlan-kapazitäts-erweiterung durch verwendung von sdm |
FR2862173B1 (fr) * | 2003-11-07 | 2006-01-06 | Thales Sa | Procede de demodulation aveugle aux ordres superieurs d'un emetteur de forme d'onde lineaire |
US7804762B2 (en) * | 2003-12-30 | 2010-09-28 | Intel Corporation | Method and apparatus for implementing downlink SDMA in a wireless network |
JP4517674B2 (ja) * | 2004-02-25 | 2010-08-04 | パナソニック株式会社 | 無線通信媒体処理装置 |
US7289481B2 (en) * | 2004-03-24 | 2007-10-30 | Wavion Ltd. | WLAN capacity enhancement by contention resolution |
WO2005109674A1 (en) * | 2004-05-06 | 2005-11-17 | Koninklijke Philips Electronics N.V. | Communication system, primary station and method of transmit power control |
US7257088B2 (en) * | 2004-05-11 | 2007-08-14 | 3Com Corporation | SDMA system using MU-SIMO for the uplink and MU-MISO for the downlink |
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FR2975193B1 (fr) * | 2011-05-12 | 2020-10-09 | Thales Sa | Procede et systeme de localisation d'interferences affectant un signal de radionavigation par satellite |
EP2959601B1 (de) * | 2013-02-22 | 2018-05-02 | Ossia, Inc. | Verfahren und vorrichtung für fokussierte datenkommunikationen |
FR3046311B1 (fr) * | 2015-12-29 | 2017-12-29 | Thales Sa | Procede de lutte anti-interference adaptatif dans un recepteur multi-voies |
CN110463092B (zh) | 2017-04-13 | 2021-09-17 | 日本电信电话株式会社 | 信号分离装置和信号分离方法 |
US11569927B2 (en) * | 2021-04-29 | 2023-01-31 | L3Harris Technologies, Inc. | Algorithm and techniques for high-resolution interference parameter estimation in low-swap environment |
US20240007123A1 (en) * | 2022-06-29 | 2024-01-04 | Rohde & Schwarz Gmbh & Co. Kg | Multipath d/a converter |
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Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5299148A (en) * | 1988-10-28 | 1994-03-29 | The Regents Of The University Of California | Self-coherence restoring signal extraction and estimation of signal direction of arrival |
US5592490A (en) * | 1991-12-12 | 1997-01-07 | Arraycomm, Inc. | Spectrally efficient high capacity wireless communication systems |
US5515378A (en) * | 1991-12-12 | 1996-05-07 | Arraycomm, Inc. | Spatial division multiple access wireless communication systems |
US5260968A (en) * | 1992-06-23 | 1993-11-09 | The Regents Of The University Of California | Method and apparatus for multiplexing communications signals through blind adaptive spatial filtering |
TW351886B (en) * | 1993-09-27 | 1999-02-01 | Ericsson Telefon Ab L M | Using two classes of channels with different capacity |
US5566209A (en) * | 1994-02-10 | 1996-10-15 | Telefonaktiebolaget Lm Ericsson | Transceiver algorithms of antenna arrays |
JP2572200B2 (ja) * | 1994-03-03 | 1997-01-16 | 株式会社エイ・ティ・アール光電波通信研究所 | アレーアンテナの制御方法及び制御装置 |
US6101399A (en) * | 1995-02-22 | 2000-08-08 | The Board Of Trustees Of The Leland Stanford Jr. University | Adaptive beam forming for transmitter operation in a wireless communication system |
FR2732490B1 (fr) | 1995-03-28 | 1997-04-25 | Thomson Csf | Procede de reception multicapteur d'une station de base d'un reseau de communication echangeant des donnees avec des mobiles, et dispositif pour sa mise en oeuvre |
-
1996
- 1996-08-22 EP EP96929359A patent/EP0846378B1/de not_active Expired - Lifetime
- 1996-08-22 WO PCT/FR1996/001307 patent/WO1997008849A1/fr active IP Right Grant
- 1996-08-22 DK DK96929359T patent/DK0846378T3/da active
- 1996-08-22 US US09/011,477 patent/US6240098B1/en not_active Expired - Lifetime
- 1996-08-22 DE DE69604595T patent/DE69604595T2/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3579443A1 (de) | 2018-06-07 | 2019-12-11 | Volkswagen Aktiengesellschaft | Fahrzeug, vorrichtung, verfahren und computerprogramm zur kommunikation in mehreren mobilkommunikationssystemen |
US11044590B2 (en) | 2018-06-07 | 2021-06-22 | Volkswagen Aktiengesellschaft | Vehicle, apparatus, method and computer program for communicating in multiple mobile communication systems |
Also Published As
Publication number | Publication date |
---|---|
DE69604595D1 (de) | 1999-11-11 |
EP0846378A1 (de) | 1998-06-10 |
DK0846378T3 (da) | 2000-04-17 |
EP0846378B1 (de) | 1999-10-06 |
WO1997008849A1 (fr) | 1997-03-06 |
US6240098B1 (en) | 2001-05-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |