DE69940183D1 - Kodemultiplexvielfachzugriffsnachrichtenübertragung mit verbesserten Mehrwegediversity - Google Patents

Kodemultiplexvielfachzugriffsnachrichtenübertragung mit verbesserten Mehrwegediversity

Info

Publication number
DE69940183D1
DE69940183D1 DE69940183T DE69940183T DE69940183D1 DE 69940183 D1 DE69940183 D1 DE 69940183D1 DE 69940183 T DE69940183 T DE 69940183T DE 69940183 T DE69940183 T DE 69940183T DE 69940183 D1 DE69940183 D1 DE 69940183D1
Authority
DE
Germany
Prior art keywords
multiple access
division multiple
code division
multipath diversity
access messaging
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
Application number
DE69940183T
Other languages
English (en)
Inventor
Howard C Huang
Laurence Eugene Mailaender
Giovanni Vannucci
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE69940183D1 publication Critical patent/DE69940183D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B7/06—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
    • H04B7/0667—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 delayed versions of same signal
    • H04B7/0671—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 delayed versions of same signal using different delays between antennas
DE69940183T 1998-07-02 1999-06-23 Kodemultiplexvielfachzugriffsnachrichtenübertragung mit verbesserten Mehrwegediversity Expired - Lifetime DE69940183D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/108,775 US6373832B1 (en) 1998-07-02 1998-07-02 Code division multiple access communication with enhanced multipath diversity

Publications (1)

Publication Number Publication Date
DE69940183D1 true DE69940183D1 (de) 2009-02-12

Family

ID=22323976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69940183T Expired - Lifetime DE69940183D1 (de) 1998-07-02 1999-06-23 Kodemultiplexvielfachzugriffsnachrichtenübertragung mit verbesserten Mehrwegediversity

Country Status (4)

Country Link
US (1) US6373832B1 (de)
EP (1) EP0969610B1 (de)
BR (1) BR9902616A (de)
DE (1) DE69940183D1 (de)

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DE19850279B4 (de) * 1998-10-30 2005-12-22 Robert Bosch Gmbh Verfahren für die Übertragung von Signalen zwischen einer ersten Funkstation und einer zweiten Funkstation und Funkstation
US6128330A (en) 1998-11-24 2000-10-03 Linex Technology, Inc. Efficient shadow reduction antenna system for spread spectrum
US6977910B1 (en) * 1998-12-31 2005-12-20 Texas Instruments Incorporated Power control with space time transmit diversity
AU4144799A (en) * 1999-05-19 2000-12-12 Nokia Networks Oy Transmit diversity method and system
US7649925B2 (en) * 1999-06-14 2010-01-19 Time Domain Corporation Time transfer utilizing ultra wideband signals
JP2001168778A (ja) * 1999-12-06 2001-06-22 Matsushita Electric Ind Co Ltd 無線通信基地局
US6449477B1 (en) * 2000-04-25 2002-09-10 Qualcomm, Incorporated Radio frequency coverage of an enclosed region by arrangement of transceivers within the region
US7139324B1 (en) 2000-06-02 2006-11-21 Nokia Networks Oy Closed loop feedback system for improved down link performance
CN1483251A (zh) * 2000-06-16 2004-03-17 �����ɷ� 改进的分集覆盖
US6778612B1 (en) * 2000-08-18 2004-08-17 Lucent Technologies Inc. Space-time processing for wireless systems with multiple transmit and receive antennas
US8515339B2 (en) 2001-05-10 2013-08-20 Qualcomm Incorporated Method and an apparatus for installing a communication system using active combiner/splitters
US20020193146A1 (en) * 2001-06-06 2002-12-19 Mark Wallace Method and apparatus for antenna diversity in a wireless communication system
JP3932906B2 (ja) * 2002-01-23 2007-06-20 日本電気株式会社 基地局装置及びそれを用いた移動通信システム
FI20020880A0 (fi) * 2002-05-08 2002-05-08 Nokia Corp Tiedonsiirtomenetelmä - ja järjestelmä
US20060203941A1 (en) * 2002-07-01 2006-09-14 Borran Mohammad J Method and apparatus to establish for imperfect channel state information at a receiver
JP4381749B2 (ja) * 2002-09-19 2009-12-09 パナソニック株式会社 無線通信装置及び無線通信方法
FR2845217B1 (fr) * 2002-09-27 2004-12-17 St Microelectronics Sa Procede de traitement d'un signal incident au sein d'un recepteur "rake" a plusieurs doigts, et recepteur "rake" correspondant
AU2003286785A1 (en) * 2002-11-01 2004-06-07 Magnolia Broadband Inc. Processing diversity signals using a delay
US7889804B2 (en) * 2003-05-30 2011-02-15 Mohammad Jaber Borran Partially coherent constellations for multiple-antenna systems
US20050009476A1 (en) * 2003-07-07 2005-01-13 Shiquan Wu Virtual MIMO transmitters, receivers, systems and methods
US7356323B2 (en) * 2003-12-15 2008-04-08 Intel Corporation Antenna selection for diversity combining
ES2391095T3 (es) * 2004-05-03 2012-11-21 Dolby Laboratories Licensing Corporation Procedimiento para el cómputo eficiente de tramas de imagen, para sistemas de visualización de modulación doble, usando tramas clave
US7263335B2 (en) * 2004-07-19 2007-08-28 Purewave Networks, Inc. Multi-connection, non-simultaneous frequency diversity in radio communication systems
US7640040B2 (en) * 2005-08-22 2009-12-29 Kyocera Corporation Systems and methods for tuning an antenna configuration in a mobile communication device
US7801547B2 (en) * 2005-12-22 2010-09-21 Telefonaktiebolaget L M Ericsson (Publ) System and method for determining downlink signaling power in a radio communication network
US8615270B2 (en) * 2007-04-02 2013-12-24 Broadcom Corporation Dual antenna topology for Bluetooth and IEEE 802.11 wireless local area network devices
TWI397276B (zh) * 2010-06-03 2013-05-21 Univ Nat Chiao Tung 無線通訊傳送及接收系統及其方法

Family Cites Families (13)

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Publication number Priority date Publication date Assignee Title
JPS536807B2 (de) 1972-02-10 1978-03-11
JPS60102032A (ja) * 1983-11-09 1985-06-06 Nec Corp 空中線自動方向制御方式
IL100213A (en) 1990-12-07 1995-03-30 Qualcomm Inc Mikrata Kedma phone system and its antenna distribution system
US5513176A (en) * 1990-12-07 1996-04-30 Qualcomm Incorporated Dual distributed antenna system
US5574989A (en) 1993-04-26 1996-11-12 Hughes Electronics Time division multiple access cellular communication system and method employing base station diversity transmission
US5507035A (en) * 1993-04-30 1996-04-09 International Business Machines Corporation Diversity transmission strategy in mobile/indoor cellula radio communications
US5628052A (en) * 1994-09-12 1997-05-06 Lucent Technologies Inc. Wireless communication system using distributed switched antennas
US5781541A (en) * 1995-05-03 1998-07-14 Bell Atlantic Network Services, Inc. CDMA system having time-distributed transmission paths for multipath reception
US5563610A (en) * 1995-06-08 1996-10-08 Metawave Communications Corporation Narrow beam antenna systems with angular diversity
EP0755127B1 (de) * 1995-07-19 2003-08-27 Nec Corporation Vielfaltnachrichtenübertragungssystem mit Kodemultiplexvielfachzugriff
US6061388A (en) * 1996-06-07 2000-05-09 General Electric Company Spread spectrum communication system with frequency-separated message and reference signals
US5842118A (en) * 1996-12-18 1998-11-24 Micron Communications, Inc. Communication system including diversity antenna queuing
US6131016A (en) * 1997-08-27 2000-10-10 At&T Corp Method and apparatus for enhancing communication reception at a wireless communication terminal

Also Published As

Publication number Publication date
EP0969610B1 (de) 2008-12-31
EP0969610A2 (de) 2000-01-05
BR9902616A (pt) 2000-01-18
US6373832B1 (en) 2002-04-16
EP0969610A3 (de) 2004-06-16

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