DE60316933D1 - Funkübertragungseinrichtung und funkübertragungsverfahren - Google Patents

Funkübertragungseinrichtung und funkübertragungsverfahren

Info

Publication number
DE60316933D1
DE60316933D1 DE60316933T DE60316933T DE60316933D1 DE 60316933 D1 DE60316933 D1 DE 60316933D1 DE 60316933 T DE60316933 T DE 60316933T DE 60316933 T DE60316933 T DE 60316933T DE 60316933 D1 DE60316933 D1 DE 60316933D1
Authority
DE
Germany
Prior art keywords
time
multipliers
sections
radio transmission
control section
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
DE60316933T
Other languages
English (en)
Other versions
DE60316933T2 (de
Inventor
Kenichi Miyoshi
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
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60316933D1 publication Critical patent/DE60316933D1/de
Publication of DE60316933T2 publication Critical patent/DE60316933T2/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
    • H04B7/0615—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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/0413—MIMO systems
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • 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
    • 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
    • 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
    • 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
    • H04B7/0697—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 spatial multiplexing
    • 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
    • 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
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • 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
    • 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
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1657—Implicit acknowledgement of correct or incorrect reception, e.g. with a moving window
    • 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
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • 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
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1893—Physical mapping arrangements
    • 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
    • H04B7/0667—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
    • H04B7/0673—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 feedback from receiving side
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE2003616933 2002-09-13 2003-08-11 Funkübertragungseinrichtung und funkübertragungsverfahren Expired - Lifetime DE60316933T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002268968 2002-09-13
JP2002268968A JP3679075B2 (ja) 2002-09-13 2002-09-13 無線送信装置および無線送信方法
PCT/JP2003/010200 WO2004025874A1 (ja) 2002-09-13 2003-08-11 無線送信装置および無線送信方法

Publications (2)

Publication Number Publication Date
DE60316933D1 true DE60316933D1 (de) 2007-11-29
DE60316933T2 DE60316933T2 (de) 2008-02-07

Family

ID=31986800

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003616933 Expired - Lifetime DE60316933T2 (de) 2002-09-13 2003-08-11 Funkübertragungseinrichtung und funkübertragungsverfahren

Country Status (8)

Country Link
US (5) US7567583B2 (de)
EP (2) EP1501210B1 (de)
JP (1) JP3679075B2 (de)
CN (1) CN100392997C (de)
AT (1) ATE376288T1 (de)
AU (1) AU2003254930A1 (de)
DE (1) DE60316933T2 (de)
WO (1) WO2004025874A1 (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1635518B1 (de) 2003-06-18 2019-07-31 Nippon Telegraph And Telephone Corporation Drahtloses paketkommunikationsverfahren
KR100703278B1 (ko) * 2003-07-07 2007-04-03 삼성전자주식회사 이동통신 시스템에서 기지국의 stc 검증을 위한 장치 및 방법
JP2005311717A (ja) * 2004-04-21 2005-11-04 Matsushita Electric Ind Co Ltd 復号装置及び通信システムの受信機
WO2006021227A1 (en) * 2004-08-27 2006-03-02 Ntt Docomo, Inc. Apparatus and method for obtaining delay diversity
US8775890B2 (en) 2004-09-13 2014-07-08 Inventergy, Inc. Automatic retransmission request control system and retransmission method in MIMO-OFDM system
JP2006186991A (ja) * 2004-12-03 2006-07-13 Nagoya Institute Of Technology 適応変調を用いたパケット伝送方法
CN1790976A (zh) 2004-12-17 2006-06-21 松下电器产业株式会社 用于多天线传输中的重传方法
KR100970817B1 (ko) 2004-12-28 2010-07-16 후지쯔 가부시끼가이샤 재송 제어 장치
JP4464836B2 (ja) * 2005-01-14 2010-05-19 パナソニック株式会社 マルチアンテナ通信装置の通信方法及びマルチアンテナ通信装置
RU2007132436A (ru) * 2005-02-28 2009-03-10 Мацусита Электрик Индастриал Ко., Лтд. (Jp) Схема управления повторной передачей и устройство беспроводной связи
EP1860789A4 (de) 2005-03-15 2014-07-23 Fujitsu Ltd Kommunikationseinrichtung und kommunikationsverfahren
WO2006103758A1 (ja) 2005-03-30 2006-10-05 Fujitsu Limited 移動端末、無線通信装置及び無線通信方法
WO2006100767A1 (ja) * 2005-03-23 2006-09-28 Mitsubishi Denki Kabushiki Kaisha 無線通信システム
JP4044942B2 (ja) * 2005-04-08 2008-02-06 松下電器産業株式会社 無線送信装置および無線送信方法
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
WO2007149048A1 (en) * 2006-06-23 2007-12-27 Panasonic Corporation Retransmission of data in a multiple input multiple output (mimo) system
US8121209B2 (en) 2006-07-25 2012-02-21 Marvell World Trade Ltd. Concatenation-assisted symbol-level combining for MIMO systems with HARQ and/or repetition coding
US8929472B1 (en) 2006-07-26 2015-01-06 Marvell International Ltd. Bit-level combining for MIMO systems with HARQ and/or repetition coding
US8027402B2 (en) 2006-07-26 2011-09-27 Marvell World Trade Ltd. Symbol-level combining for multiple input multiple output (MIMO) systems with hybrid automatic repeat request (HARQ) and/or repetition coding
US8090063B2 (en) * 2006-07-26 2012-01-03 Marvell World Trade Ltd. Symbol-level combining for multiple input multiple output (MIMO) systems with hybrid automatic repeat request (HARQ) and/or repetition coding
US8718166B2 (en) 2006-08-08 2014-05-06 Marvell World Trade Ltd. Maximal ratio combining of equalized symbols for MIMO systems with HARQ and/or repetition coding
US8699601B1 (en) 2006-08-08 2014-04-15 Marvell World Trade Ltd. Distance-level combining for MIMO systems with HARQ and/or repetition coding
US8411778B1 (en) 2006-08-08 2013-04-02 Marvell World Trade Ltd. Optimal linear equalizer for MIMO systems with HARQ and/or repetition coding
US8019023B2 (en) 2006-08-18 2011-09-13 Marvell World Trade Ltd. Low-complexity scalable architecture for concatenation-assisted symbol-level combining
JP2008060877A (ja) * 2006-08-31 2008-03-13 Hitachi Ltd Ｍｉｍｏ無線データ伝送システム
WO2008033423A2 (en) 2006-09-13 2008-03-20 Marvell Semiconductor, Inc. Decoding method for alamouti scheme with harq and/or repetition coding
US7778211B2 (en) * 2006-09-26 2010-08-17 Cisco Technology, Inc. Method for computing a downlink beamforming weighting vector based on up link channel information
JP2008113175A (ja) 2006-10-30 2008-05-15 Kyocera Corp 無線送受信装置および無線送受信方法
US20080109695A1 (en) * 2006-11-07 2008-05-08 Innovative Sonic Limited Method and apparatus for performing multi-input multi-output transmission in a multi-input multi-output user equipment in a wireless communications system
US8374276B2 (en) 2006-12-28 2013-02-12 Panasonic Corporation Radio communication apparatus and resending controlling method
US7933372B2 (en) * 2007-03-08 2011-04-26 Freescale Semiconductor, Inc. Successive interference cancellation based on the number of retransmissions
US8121211B2 (en) 2007-03-26 2012-02-21 Cisco Technology, Inc. Adaptive switching techniques for hybrid automatic repeat request systems
US8498195B1 (en) 2007-03-30 2013-07-30 Marvell International Ltd. HARQ retransmission scheme for at least two transmit antennas
US8619910B1 (en) 2007-04-11 2013-12-31 Marvell International Ltd. Decision feedback equalization for MIMO systems with hybrid ARQ
WO2008142733A1 (ja) 2007-05-21 2008-11-27 Fujitsu Limited データ再送方法及び，これを適用する無線通信システム
TW200849882A (en) * 2007-06-06 2008-12-16 Koninkl Philips Electronics Nv Method and apparatus for hybrid automatic re-transmission request of a multi-antenna system
US8799742B1 (en) 2007-07-30 2014-08-05 Marvell International Ltd. QC-LDPC decoder with list-syndrome decoding
US8127209B1 (en) 2007-07-30 2012-02-28 Marvell International Ltd. QC-LDPC decoder with list-syndrome decoding
US8320486B2 (en) * 2007-09-28 2012-11-27 Apple Inc. Retransmission method for HARQ in MIMO systems
US7817088B2 (en) * 2007-10-19 2010-10-19 Cisco Technology, Inc. Beamforming multiple-input multiple-output hybrid automatic repeat request retransmission
JP4812779B2 (ja) * 2008-01-07 2011-11-09 富士通株式会社 移動通信システム及びその通信方法並びに送信局
US8515471B2 (en) * 2008-02-15 2013-08-20 Samsung Electronics Co., Ltd. System and method for wireless communication network using beamforming and having a multi-cast capacity
WO2009133537A1 (en) * 2008-05-02 2009-11-05 Nxp B.V. System and method for implementing a hybrid automatic repeat request protocol in a multiple input multiple output wireless communication system
CN101626585B (zh) * 2008-07-10 2013-04-24 日电（中国）有限公司 无线网络的网络干扰评估方法、动态信道分配方法和设备
JP2010109631A (ja) * 2008-10-29 2010-05-13 Kyocera Corp 無線通信システム、送信装置、および通信信号送信方法
US8434336B2 (en) * 2009-11-14 2013-05-07 Qualcomm Incorporated Method and apparatus for managing client initiated transmissions in multiple-user communication schemes
WO2011093032A1 (ja) * 2010-01-28 2011-08-04 パナソニック株式会社 アダプティブアレーアンテナ装置及びアンテナ制御方法
US20140078934A1 (en) * 2011-05-10 2014-03-20 Nokia Corporation Delay feedback for coordinated multi-point transmission
EP2541679A1 (de) * 2011-06-30 2013-01-02 Sony Corporation Breitbandstrahlformungsvorrichtung, Breitbandstrahllenkvorrichtung und zugehörige Verfahren
US9066249B2 (en) * 2012-03-07 2015-06-23 Apple Inc. Methods and apparatus for interference coordinated transmission and reception in wireless networks
JP5788364B2 (ja) * 2012-06-21 2015-09-30 オリンパス株式会社 無線通信端末、無線通信システム、無線通信方法、およびプログラム
WO2013192527A1 (en) * 2012-06-21 2013-12-27 Board Of Regents, The University Of Texas System Systems and methods for multiplicative superposition for mimo broadcast channels
CN102811079B (zh) * 2012-08-08 2015-09-09 华为技术有限公司 一种实现多天线发射的方法和终端
JP2015076700A (ja) * 2013-10-08 2015-04-20 株式会社Ｎｔｔドコモ 無線装置、無線制御装置及び通信制御方法
KR102126994B1 (ko) * 2014-06-17 2020-06-25 삼성전자주식회사 채널 선택을 위한 방법 및 그 전자 장치

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US106989A (en) * 1870-09-06 Improvement in wood pavements
US72285A (en) * 1867-12-17 Albeet h
US4639914A (en) * 1984-12-06 1987-01-27 At&T Bell Laboratories Wireless PBX/LAN system with optimum combining
JPH0621924A (ja) 1991-10-31 1994-01-28 Fujitsu Ten Ltd 無線通信方法
IL120574A (en) * 1996-05-17 2002-09-12 Motorala Ltd Methods and devices for transmitter track weights
JPH1075196A (ja) * 1996-08-30 1998-03-17 Sharp Corp 移動体識別装置及びダイバーシティ方法
JP3816162B2 (ja) * 1996-10-18 2006-08-30 株式会社東芝 アダプティブアンテナにおけるビーム幅制御方法
JPH1127187A (ja) * 1997-07-03 1999-01-29 Canon Inc 通信方法及びシステム
US6141542A (en) * 1997-07-31 2000-10-31 Motorola, Inc. Method and apparatus for controlling transmit diversity in a communication system
US5982327A (en) * 1998-01-12 1999-11-09 Motorola, Inc. Adaptive array method, device, base station and subscriber unit
JP2000013290A (ja) * 1998-06-24 2000-01-14 Matsushita Electric Ind Co Ltd ダイバーシチ通信装置及び方法
JP3092798B2 (ja) * 1998-06-30 2000-09-25 日本電気株式会社 適応送受信装置
JP3167682B2 (ja) * 1998-09-28 2001-05-21 三洋電機株式会社 送信指向性を有する無線装置およびその制御方法
JP3602974B2 (ja) 1998-11-10 2004-12-15 富士通株式会社 ダイバーシチ受信装置及びその方法
KR100381812B1 (ko) * 1998-11-19 2003-04-30 니폰 덴신 덴와 가부시끼가이샤 적응 어레이 안테나 장치
US6107963A (en) * 1998-11-20 2000-08-22 Matsushita Electric Industrial Co., Ltd. Adaptive array antenna
JP4215887B2 (ja) * 1999-02-18 2009-01-28 三菱電機株式会社 基地局アンテナ装置
DE69912734T2 (de) * 1999-03-12 2004-05-27 Motorola, Inc., Schaumburg Vorrichtung und Verfahren zur Erzeugung der Gewichtung einer Sendeantenne
EP1043801B1 (de) * 1999-04-05 2005-09-14 Nippon Telegraph and Telephone Corporation Adaptives Gruppenantennensystem
JP2000332666A (ja) * 1999-05-24 2000-11-30 Toshiba Tec Corp 無線通信システム
JP3370955B2 (ja) * 1999-07-19 2003-01-27 株式会社日立国際電気 Ｃｄｍａ基地局装置
GB2354115A (en) 1999-09-09 2001-03-14 Univ Surrey Adaptive multifilar antenna
KR100689398B1 (ko) * 1999-10-09 2007-03-08 삼성전자주식회사 이동통신시스템에서 폐루프 송신 안테나 다이버시티 장치 및 방법
US6728918B1 (en) * 1999-11-01 2004-04-27 Matsushita Electric Industrial Co., Ltd. Relay transmission method and system, and device used thereof
US6351499B1 (en) * 1999-12-15 2002-02-26 Iospan Wireless, Inc. Method and wireless systems using multiple antennas and adaptive control for maximizing a communication parameter
JP3872953B2 (ja) * 1999-12-27 2007-01-24 株式会社東芝 アダプティブアンテナを用いた無線通信装置
US6888809B1 (en) * 2000-01-13 2005-05-03 Lucent Technologies Inc. Space-time processing for multiple-input, multiple-output, wireless systems
JP2001257660A (ja) 2000-03-14 2001-09-21 Matsushita Electric Ind Co Ltd 送信装置と受信装置及び送受信方法
JP4318389B2 (ja) * 2000-04-03 2009-08-19 三洋電機株式会社 アダプティブアレー装置、無線基地局、携帯電話機
KR100493150B1 (ko) * 2000-04-10 2005-06-02 삼성전자주식회사 이동통신을 위한 폐루프 전송 다이버시티의 최적 가중치탐색장치 및 방법
EP1148659B1 (de) * 2000-04-18 2005-07-27 Sony International (Europe) GmbH OFDM Diversity-Übertragung
US7068628B2 (en) 2000-05-22 2006-06-27 At&T Corp. MIMO OFDM system
JP2001333051A (ja) 2000-05-22 2001-11-30 Matsushita Electric Ind Co Ltd 無線通信装置及び無線通信方法
JP2002026790A (ja) * 2000-07-03 2002-01-25 Matsushita Electric Ind Co Ltd 無線通信装置及び無線通信方法
JP3902549B2 (ja) * 2000-07-14 2007-04-11 三洋電機株式会社 移動通信端末、通信方法及びプログラム
US7236538B1 (en) * 2000-08-02 2007-06-26 Via Telecom Co., Ltd. Method and apparatus for improving transmit antenna weight tracking using channel correlations in a wireless communication system
US6952455B1 (en) * 2000-08-02 2005-10-04 Via Telecom, Co., Ltd. Adaptive antenna method and apparatus
JP3450285B2 (ja) * 2000-09-07 2003-09-22 日本無線株式会社 多元接続通信装置
US6611675B1 (en) * 2000-09-26 2003-08-26 Nokia Mobile Phone Ltd. Antenna verification method for advanced closed loop mode-one transmitter antenna diversity
CA2395190C (en) * 2000-10-21 2007-09-25 Samsung Electronics Co., Ltd. Harq device and method for mobile communication system
GB0102316D0 (en) * 2001-01-30 2001-03-14 Koninkl Philips Electronics Nv Radio communication system
JP3973371B2 (ja) * 2001-03-21 2007-09-12 三洋電機株式会社 無線基地システムおよび指向性制御方法
US6748398B2 (en) * 2001-03-30 2004-06-08 Microsoft Corporation Relevance maximizing, iteration minimizing, relevance-feedback, content-based image retrieval (CBIR)
KR100378357B1 (ko) * 2001-05-07 2003-03-29 삼성전자주식회사 최대 채널 용량을 갖는 무선 통신 장치 및 방법
DE10131946B4 (de) * 2001-07-02 2014-10-16 Siemens Aktiengesellschaft Verfahren zum Betreiben eines Mobilfunk-Kommunikationssystems und Stationen dafür
EP1284545B1 (de) * 2001-08-13 2008-07-02 Motorola, Inc. Drahtlose Kommunikation mit Sendediversität
US7447967B2 (en) 2001-09-13 2008-11-04 Texas Instruments Incorporated MIMO hybrid-ARQ using basis hopping
KR20030050338A (ko) * 2001-12-18 2003-06-25 엘지전자 주식회사 가중치 갱신 방법
US7065131B2 (en) * 2002-01-31 2006-06-20 Intel Corporation Processor and method for weight detection in a closed loop diversity mode WCDMA system
US6687492B1 (en) * 2002-03-01 2004-02-03 Cognio, Inc. System and method for antenna diversity using joint maximal ratio combining
EP1489772B1 (de) * 2002-03-22 2014-09-10 Huawei Technologies Co., Ltd. Selbstanpassendes gewichtetes raum-zeit-sende-diversity-verfahren und system dafür
US7012978B2 (en) * 2002-03-26 2006-03-14 Intel Corporation Robust multiple chain receiver
JP4134597B2 (ja) * 2002-05-23 2008-08-20 日本電気株式会社 適応アンテナ送受信装置
JP3929388B2 (ja) * 2002-11-11 2007-06-13 松下電器産業株式会社 基地局装置及び通信端末装置
KR100571862B1 (ko) * 2003-02-17 2006-04-17 삼성전자주식회사 다중 안테나를 포함하는 이동통신 시스템 및 그 방법
JP3906209B2 (ja) * 2004-01-26 2007-04-18 株式会社東芝 無線受信装置及び無線受信方法
KR101073909B1 (ko) * 2005-03-04 2011-10-17 엘지전자 주식회사 광대역 무선접속 시스템에서의 ｍｉｍｏ 모드 피드백 방법
JP4756897B2 (ja) * 2005-04-18 2011-08-24 株式会社エヌ・ティ・ティ・ドコモ 移動局及びフィードバック情報生成方法
JPWO2006126655A1 (ja) * 2005-05-25 2008-12-25 松下電器産業株式会社 無線送信装置、無線受信装置及び無線送信方法
JP4079964B2 (ja) * 2005-09-30 2008-04-23 Ｎｅｃエレクトロニクス株式会社 無線受信装置及びアンテナ・ベリフィケーション方法
KR100957011B1 (ko) * 2006-09-13 2010-05-13 삼성전자주식회사 다중 입력 다중 출력 시스템에서 자동 반복 요청 장치 및 방법

Also Published As

Publication number Publication date
DE60316933T2 (de) 2008-02-07
US8750325B2 (en) 2014-06-10
US9008115B2 (en) 2015-04-14
US7567583B2 (en) 2009-07-28
ATE376288T1 (de) 2007-11-15
EP1684445A2 (de) 2006-07-26
US20140211876A1 (en) 2014-07-31
WO2004025874A1 (ja) 2004-03-25
CN1606837A (zh) 2005-04-13
US20090258609A1 (en) 2009-10-15
EP1501210B1 (de) 2007-10-17
US9197308B2 (en) 2015-11-24
US20050117520A1 (en) 2005-06-02
JP3679075B2 (ja) 2005-08-03
EP1684445A3 (de) 2006-09-20
EP1501210A4 (de) 2005-09-07
EP1684445B1 (de) 2013-05-22
EP1501210A1 (de) 2005-01-26
JP2004112098A (ja) 2004-04-08
US20150188618A1 (en) 2015-07-02
CN100392997C (zh) 2008-06-04
US8208488B2 (en) 2012-06-26
AU2003254930A1 (en) 2004-04-30
US20120231755A1 (en) 2012-09-13

Similar Documents

Publication Publication Date Title
ATE376288T1 (de) Funkübertragungseinrichtung und funkübertragungsverfahren
DE602005017266D1 (de) Stromeffiziente drahtlose mehrantenneneinrichtung
ATE297077T1 (de) Adaptives signalverarbeitungsverfahren in einem mimo-system
EP2183860A4 (de) Verfahren zum übertragen von codewörtern in einem system mit mehreren eingängen und mehreren ausgängen
EP1758292A4 (de) Drahtlose kommunikationsvorrichtung und verfahren zur drahtlosen kommunikation
MX2008000160A (es) Aparato, metodo y producto de programa de computadora que proporciona operacion de antena transmisora de bucle cerrado para sistemas que utilizan multiples antenas.
IL146855A0 (en) Method and apparatus for controlling transmission energy in a communication system employing orthogonal transmit diversity
DE602005008367D1 (de) Lernkopfhörer
WO2002019565A3 (en) Hopped delay diversity for multiple antenna transmission
CA2612698A1 (en) Method and apparatus for acoustic data transmission in a subterranean well
EP1381172A3 (de) Verfahren und System zur adaptiven Antennen-Sendediversität in einem Mobilkommunikationssystem
NO20013361D0 (no) Anordning og fremgangsmåte ved kommunikasjon
ATE536672T1 (de) Selektive pro-antenne ratensteuerung in einem drahtlosen kommunikationsnetzwerk
FI20012178A0 (fi) Menetelmä ja laite radiokanavan simuloimiseksi
RU2008143062A (ru) Повторные передачи в технологии беспроводного доступа со многими несущими
AU6053301A (en) Closed loop feedback system for improved down link performance
EP1496638A3 (de) Paketsendeempfangsgerät mit Sendewiederholungen und adaptiver Modulation
EP1879110A4 (de) Informationssendevorrichtung und informationssendeverfahren
DE60132312D1 (de) Lastregelung
AU2003301465A1 (en) Radio wave reception device, radio wave clock, and repeater
DE60318949D1 (de) Empfangseinrichtung, sendeeinrichtung und kommunikationsverfahren
BR0315991A (pt) Dispositivo móvel para a transmissão de um sinal sem fio e método de amplificação de um sinal gerado em um dispositivo móvel
EP1231722A3 (de) OFDM-Empfangsvorrichtung und -verfahren zur Strahlformung mit unregelmässiger Strahlbreite auf Basis von Kanaleigenschaften
US20060062336A1 (en) Method of channel estimation
DK1320965T3 (da) Fremgangsmåde og apparat til udveksling af informationer

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