CN101483464B - 无线发送机 - Google Patents

无线发送机 Download PDF

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Publication number
CN101483464B
CN101483464B CN2008101847236A CN200810184723A CN101483464B CN 101483464 B CN101483464 B CN 101483464B CN 2008101847236 A CN2008101847236 A CN 2008101847236A CN 200810184723 A CN200810184723 A CN 200810184723A CN 101483464 B CN101483464 B CN 101483464B
Authority
CN
China
Prior art keywords
antenna
phase
signal
wireless transmitter
pilot channel
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 - Fee Related
Application number
CN2008101847236A
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English (en)
Chinese (zh)
Other versions
CN101483464A (zh
Inventor
今村公彦
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.)
SnapTrack Inc
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Publication of CN101483464A publication Critical patent/CN101483464A/zh
Application granted granted Critical
Publication of CN101483464B publication Critical patent/CN101483464B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • H04B7/0613—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
    • H04B7/0682—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 using phase diversity (e.g. phase sweeping)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • 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
    • H04B7/12—Frequency diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • 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
    • H04W88/02—Terminal devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Burglar Alarm Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Radar Systems Or Details Thereof (AREA)
CN2008101847236A 2005-10-31 2006-10-30 无线发送机 Expired - Fee Related CN101483464B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005-316549 2005-10-31
JP2005316549 2005-10-31
JP2005316549 2005-10-31

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN2006800388928A Division CN101292441B (zh) 2005-10-31 2006-10-30 终端装置、基站装置和通信系统

Publications (2)

Publication Number Publication Date
CN101483464A CN101483464A (zh) 2009-07-15
CN101483464B true CN101483464B (zh) 2012-12-12

Family

ID=38005728

Family Applications (4)

Application Number Title Priority Date Filing Date
CN2008101847236A Expired - Fee Related CN101483464B (zh) 2005-10-31 2006-10-30 无线发送机
CN2008101847255A Expired - Fee Related CN101471690B (zh) 2005-10-31 2006-10-30 无线接收机
CN2006800388928A Expired - Fee Related CN101292441B (zh) 2005-10-31 2006-10-30 终端装置、基站装置和通信系统
CN2008101847240A Expired - Fee Related CN101483465B (zh) 2005-10-31 2006-10-30 无线发送机

Family Applications After (3)

Application Number Title Priority Date Filing Date
CN2008101847255A Expired - Fee Related CN101471690B (zh) 2005-10-31 2006-10-30 无线接收机
CN2006800388928A Expired - Fee Related CN101292441B (zh) 2005-10-31 2006-10-30 终端装置、基站装置和通信系统
CN2008101847240A Expired - Fee Related CN101483465B (zh) 2005-10-31 2006-10-30 无线发送机

Country Status (10)

Country Link
US (7) US20100130221A1 (enExample)
EP (4) EP1944882B1 (enExample)
JP (5) JP4503650B2 (enExample)
CN (4) CN101483464B (enExample)
AT (3) ATE500658T1 (enExample)
DE (1) DE602006020477D1 (enExample)
EA (4) EA012497B1 (enExample)
ES (3) ES2378714T3 (enExample)
PL (3) PL1944882T3 (enExample)
WO (1) WO2007052576A1 (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2164187B1 (en) * 2005-09-01 2012-02-08 Sharp Kabushiki Kaisha Transmission control method
ATE500658T1 (de) 2005-10-31 2011-03-15 Sharp Kk Endgerätevorrichtung, basisstationsvorrichtung und kommunikationssystem
CN101346919B (zh) * 2005-10-31 2013-01-30 夏普株式会社 无线发射机、无线通信系统及无线发送方法
EA012005B1 (ru) * 2005-12-20 2009-06-30 Шарп Кабусики Кайся Передатчик для системы связи
WO2007077736A1 (ja) * 2005-12-26 2007-07-12 Sharp Kabushiki Kaisha 無線送信機及び無線送信方法
TWI333342B (en) * 2006-11-06 2010-11-11 Inst Information Industry Signal relay apparatus, method, application program, and computer readable medium capable of adjusting amplifying gain dynamicaaly
GB2449470B (en) * 2007-05-23 2011-06-29 British Broadcasting Corp OFDM-MIMO radio frequency transmission system
WO2010060453A1 (en) * 2008-11-03 2010-06-03 Nokia Corporation Methods, apparatuses and computer program products for transmission diversity
US20100111145A1 (en) * 2008-11-05 2010-05-06 Broadcom Corporation Baseband unit having bit repetitive encoded/decoding
TWI482745B (zh) 2008-11-26 2015-05-01 Asahi Glass Co Ltd A glass member having a sealing material layer, and an electronic device using the same, and a method of manufacturing the same
JP5167097B2 (ja) * 2008-12-03 2013-03-21 株式会社エヌ・ティ・ティ・ドコモ 信号生成装置及び信号生成方法
WO2010076854A1 (ja) * 2009-01-05 2010-07-08 富士通株式会社 通信装置、移動局および通信制御方法
US8537791B2 (en) * 2009-01-20 2013-09-17 Lg Electronics Inc. Method and apparatus for channel access in contention-based communication system and station
JP5410812B2 (ja) * 2009-03-31 2014-02-05 三星電子株式会社 無線通信装置、無線通信システム、及び直接波の受信タイミング検出方法
US20100329370A1 (en) * 2009-04-28 2010-12-30 Beceem Communications Inc. Selection of a Subset of Antennas for Transmission
JP5278173B2 (ja) * 2009-06-04 2013-09-04 ソニー株式会社 受信装置および方法、プログラム、並びに受信システム
US8224261B2 (en) * 2009-08-24 2012-07-17 Arvind Vijay Keerthi Creation of a beam using antennas
CN102377466B (zh) * 2010-08-13 2014-04-30 华为技术有限公司 多天线分集调度方法和装置
US8483735B2 (en) * 2010-08-26 2013-07-09 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatus for parallel scheduling of frequency resources for communication nodes
US8817912B1 (en) * 2010-10-27 2014-08-26 Marvell International Ltd. Phase-rotated tone-grouping modulation
WO2012111256A1 (ja) 2011-02-18 2012-08-23 パナソニック株式会社 信号生成方法及び信号生成装置
US9401791B2 (en) * 2011-05-10 2016-07-26 Lg Electronics Inc. Method for transmitting signal using plurality of antenna ports and transmission end apparatus for same
KR20120138169A (ko) * 2011-06-14 2012-12-24 삼성전자주식회사 무선 통신 시스템에서 신호 수신 장치 및 방법
US8861638B2 (en) * 2011-09-26 2014-10-14 Cambridge Silicon Radio Limited Transmitter with reduced peak-to-mean amplitude ratio
TW201317573A (zh) * 2011-10-31 2013-05-01 Ind Tech Res Inst 多通道裝置及其硬體相位偏移修正方法
US8805394B2 (en) 2012-05-17 2014-08-12 Intel Corporation Systems and methods for interference mitigation in heterogeneous networks
US9871565B2 (en) * 2013-03-01 2018-01-16 Sony Corporation MIMO communication method, transmitting device, and receiving device
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
JPWO2017061113A1 (ja) * 2015-10-08 2018-08-09 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信方法、送信装置、受信方法、受信装置
KR102514061B1 (ko) * 2018-01-17 2023-03-24 삼성전자주식회사 무선 통신 시스템에서 신호를 송수신하는 방법 및 장치
JP6723424B1 (ja) * 2019-06-21 2020-07-15 株式会社横須賀テレコムリサーチパーク 送受信方法および送受信システム
WO2021024976A1 (ja) * 2019-08-05 2021-02-11 株式会社デンソー 端末装置及び端末装置における通信方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6807145B1 (en) * 1999-12-06 2004-10-19 Lucent Technologies Inc. Diversity in orthogonal frequency division multiplexing systems

Family Cites Families (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US266354A (en) * 1882-10-24 Caspar dickhaut
US137948A (en) * 1873-04-15 Improvement in extension-ladders
DE3687748T2 (de) * 1985-12-26 1993-05-27 Matsushita Electric Ind Co Ltd Uebertragungsmethode eines digitalen signals mit verbesserten fehlerrateeigenschaften bei mehrweguebertragung.
JPH0834631B2 (ja) * 1989-12-28 1996-03-29 日本電気株式会社 デジタル移動通信システム
JPH04347410A (ja) 1991-05-24 1992-12-02 Matsushita Electric Ind Co Ltd 燃焼器の着火制御装置
EP0807989B1 (en) * 1996-05-17 2001-06-27 Motorola Ltd Devices for transmitter path weights and methods therefor
US6034987A (en) * 1996-12-17 2000-03-07 Ericsson Inc. System for improving the quality of a received radio signal
US6160510A (en) * 1997-07-03 2000-12-12 Lucent Technologies, Inc. Delay line antenna array system and method thereof
US6131016A (en) * 1997-08-27 2000-10-10 At&T Corp Method and apparatus for enhancing communication reception at a wireless communication terminal
SE513656C2 (sv) * 1997-11-21 2000-10-16 Ericsson Telefon Ab L M Förfarande och anordning för mottagning av radiosignaler med hjälp av antennlober
JP3718337B2 (ja) * 1998-01-08 2005-11-24 株式会社東芝 適応可変指向性アンテナ
US5986972A (en) * 1998-03-31 1999-11-16 The United States Of America As Represented By The Secretary Of The Navy Beam pattern shaping for transmitter array
WO2000002287A1 (en) * 1998-07-02 2000-01-13 Matsushita Electric Industrial Co., Ltd. Antenna unit, communication system and digital television receiver
KR100316777B1 (ko) * 1999-08-24 2001-12-12 윤종용 차세대 이동 통신 시스템에서의 폐쇄 루프 전송 안테나 다이버시티 방법 및 이를 위한 기지국 장치 및 이동국 장치
JP3732364B2 (ja) * 1999-08-27 2006-01-05 松下電器産業株式会社 通信端末装置及びチャネル推定方法
JP2001168777A (ja) * 1999-12-06 2001-06-22 Matsushita Electric Ind Co Ltd 通信端末装置及び無線通信方法
JP4495288B2 (ja) * 2000-01-18 2010-06-30 パナソニック株式会社 基地局装置、通信端末装置、及び無線通信方法
US6377632B1 (en) 2000-01-24 2002-04-23 Iospan Wireless, Inc. Wireless communication system and method using stochastic space-time/frequency division multiplexing
JP4187377B2 (ja) * 2000-02-23 2008-11-26 富士通株式会社 無線送受信機及び電波放射方向制御方法
US7139324B1 (en) * 2000-06-02 2006-11-21 Nokia Networks Oy Closed loop feedback system for improved down link performance
AU2001270832A1 (en) * 2000-07-14 2002-01-30 Ip.Access Ltd. Cellular radio telecommunication system
US6731619B1 (en) * 2000-08-02 2004-05-04 Ericsson Inc. Method and system for using one type of transmit diversity in a first time slot and a second type in an adjacent time slot
FR2813465B1 (fr) * 2000-08-29 2005-04-08 Mitsubishi Electric Inf Tech Methode d'estimation conjointe de canal et de direction d'arrivee
US7065156B1 (en) * 2000-08-31 2006-06-20 Nokia Mobile Phones Ltd. Hopped delay diversity for multiple antenna transmission
US6842487B1 (en) * 2000-09-22 2005-01-11 Telefonaktiebolaget Lm Ericsson (Publ) Cyclic delay diversity for mitigating intersymbol interference in OFDM systems
JP3639521B2 (ja) * 2000-11-10 2005-04-20 株式会社ケンウッド ダイバーシティ受信機及び直交周波数分割多重信号受信方法
KR100353641B1 (ko) * 2000-12-21 2002-09-28 삼성전자 주식회사 부호분할다중접속 이동통신시스템의 기지국 전송 안테나다이버시티 장치 및 방법
JP4496673B2 (ja) * 2001-06-07 2010-07-07 株式会社デンソー Ｏｆｄｍ方式の送受信機
US7440509B2 (en) * 2001-06-21 2008-10-21 Motorola, Inc. Method and system for interference averaging in a wireless communication system
US6550910B2 (en) * 2001-08-16 2003-04-22 Hewlett-Packard Company Imaging device with interface features
JP4308655B2 (ja) * 2001-09-14 2009-08-05 富士通株式会社 移動通信システム，移動局及び基地局
US7164649B2 (en) * 2001-11-02 2007-01-16 Qualcomm, Incorporated Adaptive rate control for OFDM communication system
US7149258B2 (en) * 2001-11-28 2006-12-12 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for estimation of phase offset between communication channels
DE60217464T2 (de) * 2002-02-07 2007-11-15 Mitsubishi Denki K.K. Kanal- und Verzögerungsschätzung in Mehrträgersystemen
US7116944B2 (en) * 2002-02-07 2006-10-03 Lucent Technologies Inc. Method and apparatus for feedback error detection in a wireless communications systems
JP3640185B2 (ja) * 2002-02-13 2005-04-20 日本電気株式会社 マルチキャリア通信方式のサブキャリア間干渉低減方法及びそれを用いた受信機
US6862456B2 (en) * 2002-03-01 2005-03-01 Cognio, Inc. Systems and methods for improving range for multicast wireless communication
JP2006509394A (ja) * 2002-12-04 2006-03-16 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 無線通信システムにおける遅延ダイバーシチ
KR100605860B1 (ko) * 2003-01-09 2006-07-31 삼성전자주식회사 4개의 송신 안테나를 사용하는 무선통신 시스템의 송신 장치 및 방법
US7406335B2 (en) * 2003-01-13 2008-07-29 Lucent Technologies Inc. Multiple antenna transmissions with deterministic phase differences
JP2004320168A (ja) * 2003-04-11 2004-11-11 Matsushita Electric Ind Co Ltd 無線受信装置および無線受信方法
FI20030777A0 (fi) * 2003-05-22 2003-05-22 Nokia Corp Lähetysdiversiteetin kertaluvun ja lähetyshaarojen määritys
US7438903B2 (en) * 2003-06-06 2008-10-21 Nbty, Inc. Methods and compositions that enhance bioavailability of coenzyme-Q10
MXPA05013784A (es) * 2003-06-16 2006-02-28 Sherwin Williams Co Composiciones de recubrimiento de alta consistencia.
WO2005002253A1 (ja) * 2003-06-30 2005-01-06 Nec Corporation 無線通信システムおよび送信モード選択方法
US20050048933A1 (en) * 2003-08-25 2005-03-03 Jingxian Wu Adaptive transmit diversity with quadrant phase constraining feedback
US7242722B2 (en) * 2003-10-17 2007-07-10 Motorola, Inc. Method and apparatus for transmission and reception within an OFDM communication system
KR100557158B1 (ko) 2003-11-12 2006-03-03 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 이동통신시스템에서 부반송파 할당을 위한 장치 및 방법
US8040986B2 (en) * 2003-11-26 2011-10-18 Texas Instruments Incorporated Frequency-domain subchannel transmit antenna selection and power pouring for multi-antenna transmission
KR100507541B1 (ko) 2003-12-19 2005-08-09 삼성전자주식회사 직교주파수분할다중접속 시스템에서의 데이터 및 파일롯할당 방법 과 그를 이용한 송신 방법 및 그 장치, 수신방법과 그 장치
JP2005191997A (ja) * 2003-12-26 2005-07-14 Sanyo Electric Co Ltd 受信方法および装置
US7742533B2 (en) * 2004-03-12 2010-06-22 Kabushiki Kaisha Toshiba OFDM signal transmission method and apparatus
JP2005259030A (ja) * 2004-03-15 2005-09-22 Sharp Corp 性能評価装置、性能評価方法、プログラムおよびコンピュータ読取可能記録媒体
JP4290048B2 (ja) * 2004-03-23 2009-07-01 三洋電機株式会社 受信方法および装置
US7447268B2 (en) * 2004-03-31 2008-11-04 Intel Corporation OFDM system with per subcarrier phase rotation
JP2005316549A (ja) 2004-04-27 2005-11-10 Omron Corp セキュリティシステムおよび防犯方法
US8331377B2 (en) * 2004-05-05 2012-12-11 Qualcomm Incorporated Distributed forward link schedulers for multi-carrier communication systems
FR2870406A1 (fr) * 2004-05-14 2005-11-18 St Microelectronics Sa Modulation de charge d'un transporteur
US8233555B2 (en) 2004-05-17 2012-07-31 Qualcomm Incorporated Time varying delay diversity of OFDM
JP4515155B2 (ja) * 2004-05-25 2010-07-28 株式会社エヌ・ティ・ティ・ドコモ 送信装置
US8089855B2 (en) * 2004-06-04 2012-01-03 Qualcomm Incorporated Transmission of overhead information for broadcast and multicast services in a wireless communication system
KR20050118031A (ko) * 2004-06-12 2005-12-15 삼성전자주식회사 순환지연 다이버시티를 이용하여 방송 채널을 효율적으로전송하는 장치 및 방법
TWI246273B (en) * 2004-06-28 2005-12-21 Ind Tech Res Inst Method and apparatus for high-order PAPR reduction of an OFDM signal
US7676007B1 (en) * 2004-07-21 2010-03-09 Jihoon Choi System and method for interpolation based transmit beamforming for MIMO-OFDM with partial feedback
US7319868B2 (en) * 2004-09-27 2008-01-15 Telefonktiebolaget Lm Ericsson (Publ) Derivation of optimal antenna weights during soft handover
US7436903B2 (en) * 2004-09-29 2008-10-14 Intel Corporation Multicarrier transmitter and method for transmitting multiple data streams with cyclic delay diversity
WO2006075733A1 (ja) * 2005-01-17 2006-07-20 Sharp Kabushiki Kaisha 通信装置
US7953039B2 (en) * 2005-04-21 2011-05-31 Samsung Elecronics Co., Ltd. System and method for channel estimation in a delay diversity wireless communication system
US7634290B2 (en) * 2005-05-31 2009-12-15 Vixs Systems, Inc. Adjusting transmit power of a wireless communication device
US7738356B2 (en) * 2005-06-28 2010-06-15 Broadcom Corporation Multiple stream cyclic-shifted delay transmitter
US20070004465A1 (en) * 2005-06-29 2007-01-04 Aris Papasakellariou Pilot Channel Design for Communication Systems
CN103078724A (zh) * 2005-08-26 2013-05-01 日本电气株式会社 用于在扩频系统中辅助信道估计的自适应导频结构
EP2164187B1 (en) * 2005-09-01 2012-02-08 Sharp Kabushiki Kaisha Transmission control method
US8139672B2 (en) * 2005-09-23 2012-03-20 Qualcomm Incorporated Method and apparatus for pilot communication in a multi-antenna wireless communication system
KR100831177B1 (ko) * 2005-10-08 2008-05-21 삼성전자주식회사 스마트 안테나 통신시스템의 송신기 및 송신 방법
JP4302761B2 (ja) 2005-10-28 2009-07-29 シャープ株式会社 送信機、通信システム及び送信方法
ATE500658T1 (de) * 2005-10-31 2011-03-15 Sharp Kk Endgerätevorrichtung, basisstationsvorrichtung und kommunikationssystem
US8233552B2 (en) * 2005-11-07 2012-07-31 Broadcom Corporation Method and system for utilizing givens rotation expressions for asymmetric beamforming matrices in explicit feedback information
US7672388B2 (en) * 2006-03-23 2010-03-02 Motorola, Inc. Method of providing signal diversity in an OFDM system
US8213541B2 (en) * 2006-09-12 2012-07-03 Hera Wireless S.A. Receiving method for receiving signals by a plurality of antennas, and a receiving apparatus and a radio apparatus using the same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6807145B1 (en) * 1999-12-06 2004-10-19 Lucent Technologies Inc. Diversity in orthogonal frequency division multiplexing systems

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Gunther Auer.Channel Estimation by Set Partitioning for OFDM with Cyclic Delay Diversity.《Vehicular Technology Conference,2004.VTC2004-Fall.2004 IEEE 60th》.2004,第1卷669-673. *

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