DE60325751D1 - CDMA MIMO System - Google Patents

CDMA MIMO System

Info

Publication number
DE60325751D1
DE60325751D1 DE60325751T DE60325751T DE60325751D1 DE 60325751 D1 DE60325751 D1 DE 60325751D1 DE 60325751 T DE60325751 T DE 60325751T DE 60325751 T DE60325751 T DE 60325751T DE 60325751 D1 DE60325751 D1 DE 60325751D1
Authority
DE
Germany
Prior art keywords
mimo system
cdma
cdma mimo
mimo
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
DE60325751T
Other languages
English (en)
Inventor
Hiroaki Sudo
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.)
Panasonic Corp
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Application granted granted Critical
Publication of DE60325751D1 publication Critical patent/DE60325751D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
DE60325751T 2002-11-14 2003-11-14 CDMA MIMO System Expired - Lifetime DE60325751D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002330453A JP3583414B2 (ja) 2002-11-14 2002-11-14 Ｃｄｍａ送信装置およびｃｄｍａ受信装置
PCT/JP2003/014493 WO2004045122A1 (ja) 2002-11-14 2003-11-14 Ｃｄｍａ送信装置およびｃｄｍａ受信装置

Publications (1)

Publication Number Publication Date
DE60325751D1 true DE60325751D1 (de) 2009-02-26

Family

ID=32310594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60325751T Expired - Lifetime DE60325751D1 (de) 2002-11-14 2003-11-14 CDMA MIMO System

Country Status (7)

Country Link
US (1) US7693140B2 (de)
EP (1) EP1551124B1 (de)
JP (1) JP3583414B2 (de)
CN (1) CN1692592B (de)
AU (1) AU2003280792A1 (de)
DE (1) DE60325751D1 (de)
WO (1) WO2004045122A1 (de)

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US6996763B2 (en) * 2003-01-10 2006-02-07 Qualcomm Incorporated Operation of a forward link acknowledgement channel for the reverse link data
US7660282B2 (en) 2003-02-18 2010-02-09 Qualcomm Incorporated Congestion control in a wireless data network
US8081598B2 (en) 2003-02-18 2011-12-20 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US20040160922A1 (en) 2003-02-18 2004-08-19 Sanjiv Nanda Method and apparatus for controlling data rate of a reverse link in a communication system
US8023950B2 (en) 2003-02-18 2011-09-20 Qualcomm Incorporated Systems and methods for using selectable frame durations in a wireless communication system
US7155236B2 (en) 2003-02-18 2006-12-26 Qualcomm Incorporated Scheduled and autonomous transmission and acknowledgement
US8391249B2 (en) 2003-02-18 2013-03-05 Qualcomm Incorporated Code division multiplexing commands on a code division multiplexed channel
US8150407B2 (en) 2003-02-18 2012-04-03 Qualcomm Incorporated System and method for scheduling transmissions in a wireless communication system
US7286846B2 (en) * 2003-02-18 2007-10-23 Qualcomm, Incorporated Systems and methods for performing outer loop power control in wireless communication systems
US7215930B2 (en) 2003-03-06 2007-05-08 Qualcomm, Incorporated Method and apparatus for providing uplink signal-to-noise ratio (SNR) estimation in a wireless communication
US8705588B2 (en) * 2003-03-06 2014-04-22 Qualcomm Incorporated Systems and methods for using code space in spread-spectrum communications
US8477592B2 (en) 2003-05-14 2013-07-02 Qualcomm Incorporated Interference and noise estimation in an OFDM system
JP4407830B2 (ja) * 2003-06-30 2010-02-03 日本電気株式会社 複数の送受信アンテナを用いる符号拡散無線通信における拡散符号割当て方法及びそれを用いた符号拡散無線通信システム
US8489949B2 (en) 2003-08-05 2013-07-16 Qualcomm Incorporated Combining grant, acknowledgement, and rate control commands
JPWO2006059767A1 (ja) * 2004-12-03 2008-06-05 日本電気株式会社 混合信号をブラインド分離する方法及び装置並びに混合信号の送信方法及び装置
JP4398473B2 (ja) * 2004-12-14 2010-01-13 富士通株式会社 拡散コード割当方法、逆拡散方法、送信装置、受信装置、通信装置、無線基地局装置、及び移動端末装置
CN101213778A (zh) * 2005-06-30 2008-07-02 松下电器产业株式会社 发送装置、接收装置及通信方法
JP2007116637A (ja) * 2005-10-24 2007-05-10 Fujitsu Ltd 無線通信方法及び無線通信システム並びに受信装置及び送信装置
US8305948B2 (en) * 2006-11-15 2012-11-06 Qualcomm Incorporated Transmissions to multiple stations in wireless communication systems
JP4864731B2 (ja) * 2007-01-09 2012-02-01 Ｋｄｄｉ株式会社 無線基地局装置および無線端末装置
KR20080086033A (ko) * 2007-03-21 2008-09-25 삼성전자주식회사 다중안테나 시스템에서 자동 재전송 요청 장치 및 방법
CN103607216B (zh) * 2007-09-12 2016-05-18 夏普株式会社 无线通信方法、无线通信系统和无线发送装置
US8331417B2 (en) * 2010-04-20 2012-12-11 Los Alamos National Security, Llc Energy efficiency in wireless communication systems
US9166663B2 (en) * 2012-12-14 2015-10-20 Futurewei Technologies, Inc. System and method for open-loop MIMO communications in a SCMA communications system

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FR2701178A1 (fr) 1993-02-03 1994-08-05 Philips Electronique Lab Système de communication par étalement de spectre à multiutilisateurs.
FR2709029B1 (fr) * 1993-08-13 1995-10-20 Matra Communication Procédé de transmission pour des radio communications AMRC et dispositifs pour sa mise en Óoeuvre.
JP2636712B2 (ja) * 1993-12-08 1997-07-30 日本電気株式会社 移動通信装置
EP0755127B1 (de) * 1995-07-19 2003-08-27 Nec Corporation Vielfaltnachrichtenübertragungssystem mit Kodemultiplexvielfachzugriff
US5809020A (en) * 1996-03-18 1998-09-15 Motorola, Inc. Method for adaptively adjusting weighting coefficients in a cDMA radio receiver
JP3720141B2 (ja) * 1996-10-01 2005-11-24 松下電器産業株式会社 移動体通信方法およびその装置
US6456607B2 (en) 1996-10-16 2002-09-24 Canon Kabushiki Kaisha Apparatus and method for transmitting an image signal modulated with a spreading code
JPH10336144A (ja) 1997-05-29 1998-12-18 Matsushita Electric Ind Co Ltd 符号分割多元接続移動体通信装置
JP2870526B1 (ja) * 1997-09-04 1999-03-17 日本電気株式会社 Ｃｄｍａ受信装置
US6173005B1 (en) * 1997-09-04 2001-01-09 Motorola, Inc. Apparatus and method for transmitting signals in a communication system
JP3321419B2 (ja) 1998-09-17 2002-09-03 松下電器産業株式会社 通信端末装置および無線通信方法
JP3105871B2 (ja) * 1998-09-25 2000-11-06 埼玉日本電気株式会社 無線装置とその無線受信方法
US6115406A (en) * 1999-09-10 2000-09-05 Interdigital Technology Corporation Transmission using an antenna array in a CDMA communication system
US6317410B1 (en) 1999-09-13 2001-11-13 Lucent Technologies Inc. Receiver architecture employing space time spreading and orthogonal transmit diversity techniques
JP4463351B2 (ja) 1999-11-01 2010-05-19 株式会社トクヤマ 固体高分子電解質型燃料電池用隔膜
JP4313925B2 (ja) 2000-03-17 2009-08-12 富士通株式会社 マルチキャリア直接拡散送受信システム，マルチキャリア直接拡散送受信機，マルチキャリア直接拡散送信機及びマルチキャリア直接拡散受信機
JP2001267939A (ja) * 2000-03-21 2001-09-28 Matsushita Electric Ind Co Ltd 送信装置
JP3437524B2 (ja) 2000-03-30 2003-08-18 松下電器産業株式会社 無線通信装置および無線通信方法
US7068628B2 (en) 2000-05-22 2006-06-27 At&T Corp. MIMO OFDM system
EP1195937A1 (de) * 2000-10-03 2002-04-10 Telefonaktiebolaget Lm Ericsson Raum-Zeit-Kodierung mit orthogonalen Transformationen
US7386076B2 (en) * 2001-03-29 2008-06-10 Texas Instruments Incorporated Space time encoded wireless communication system with multipath resolution receivers
US6741587B2 (en) * 2002-04-02 2004-05-25 Nokia Corporation Inter-frequency measurements with MIMO terminals
US6934320B2 (en) * 2002-04-19 2005-08-23 Nokia Corporation Orthogonalized spatial multiplexing for wireless communication
US7720130B2 (en) 2002-08-28 2010-05-18 Texas Instruments Incorporated Efficient receiver architecture for transmit diversity techniques
JP4407830B2 (ja) * 2003-06-30 2010-02-03 日本電気株式会社 複数の送受信アンテナを用いる符号拡散無線通信における拡散符号割当て方法及びそれを用いた符号拡散無線通信システム

Also Published As

Publication number Publication date
AU2003280792A1 (en) 2004-06-03
US20060007892A1 (en) 2006-01-12
CN1692592B (zh) 2010-07-14
JP2004166038A (ja) 2004-06-10
US7693140B2 (en) 2010-04-06
WO2004045122A1 (ja) 2004-05-27
CN1692592A (zh) 2005-11-02
EP1551124A4 (de) 2008-03-12
EP1551124A1 (de) 2005-07-06
EP1551124B1 (de) 2009-01-07
JP3583414B2 (ja) 2004-11-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP