DE69826569D1 - Folgeschätzung für Mehrträgersignale - Google Patents

Folgeschätzung für Mehrträgersignale

Info

Publication number
DE69826569D1
DE69826569D1 DE69826569T DE69826569T DE69826569D1 DE 69826569 D1 DE69826569 D1 DE 69826569D1 DE 69826569 T DE69826569 T DE 69826569T DE 69826569 T DE69826569 T DE 69826569T DE 69826569 D1 DE69826569 D1 DE 69826569D1
Authority
DE
Germany
Prior art keywords
estimate
follow
carrier signals
carrier
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 - Fee Related
Application number
DE69826569T
Other languages
English (en)
Other versions
DE69826569T2 (de
Inventor
Kazuyuki Sakoda
Mitsuhiro Suzuki
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69826569D1 publication Critical patent/DE69826569D1/de
Application granted granted Critical
Publication of DE69826569T2 publication Critical patent/DE69826569T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
DE69826569T 1997-06-24 1998-06-24 Empfangsvorrichtung, Kommunikationssystem und Kommunikationsverfahren Expired - Fee Related DE69826569T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9167756A JPH1117760A (ja) 1997-06-24 1997-06-24 受信装置及び送受信装置並びに通信方法
JP16775697 1997-06-24

Publications (2)

Publication Number Publication Date
DE69826569D1 true DE69826569D1 (de) 2004-11-04
DE69826569T2 DE69826569T2 (de) 2006-02-23

Family

ID=15855519

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69826569T Expired - Fee Related DE69826569T2 (de) 1997-06-24 1998-06-24 Empfangsvorrichtung, Kommunikationssystem und Kommunikationsverfahren

Country Status (9)

Country Link
US (1) US5907583A (de)
EP (1) EP0887975B1 (de)
JP (1) JPH1117760A (de)
KR (1) KR19990007213A (de)
CN (1) CN1129332C (de)
AU (1) AU737719B2 (de)
DE (1) DE69826569T2 (de)
ID (1) ID20501A (de)
MY (1) MY117416A (de)

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JP3745502B2 (ja) * 1997-06-24 2006-02-15 ソニー株式会社 受信装置及び送受信装置並びに通信方法
JPH11136180A (ja) * 1997-10-31 1999-05-21 Sony Corp データ通信方法、送信装置及びセルラー無線通信システム
JP3821331B2 (ja) * 1997-10-31 2006-09-13 ソニー株式会社 通信端末装置及びセルラー無線通信システム並びに情報通信方法
US6563881B1 (en) * 1998-07-13 2003-05-13 Sony Corporation Communication method and transmitter with transmission symbols arranged at intervals on a frequency axis
JP2000068862A (ja) * 1998-08-19 2000-03-03 Fujitsu Ltd 誤り訂正符号化装置
JP4147438B2 (ja) * 1998-09-04 2008-09-10 富士通株式会社 復調器
US6487252B1 (en) * 1999-01-29 2002-11-26 Motorola, Inc. Wireless communication system and method for synchronization
KR100531357B1 (ko) * 1999-02-05 2005-11-28 엘지전자 주식회사 이동무선 통신 시스템의 수신기에 있어서 오류 정정 복호화 장치 및 방법
GB2346776B (en) * 1999-02-13 2001-09-12 Motorola Ltd Synchronisation lock detector and method
US6272602B1 (en) * 1999-03-08 2001-08-07 Sun Microsystems, Inc. Multiprocessing system employing pending tags to maintain cache coherence
JP3405258B2 (ja) * 1999-03-12 2003-05-12 日本電気株式会社 軟判定復号用復調結果出力方法及び受信機
US6393257B1 (en) * 1999-04-29 2002-05-21 Qualcomm Incorporated Wireless communications receiver and decoder for receiving encoded transmissions, such as transmissions using turbo codes, and estimating channel conditions
JP4284774B2 (ja) * 1999-09-07 2009-06-24 ソニー株式会社 送信装置、受信装置、通信システム、送信方法及び通信方法
JP4284773B2 (ja) * 1999-09-07 2009-06-24 ソニー株式会社 送信装置、受信装置、通信システム、送信方法及び通信方法
US7106810B2 (en) 1999-10-07 2006-09-12 Matthew James Collins Method and apparatus for a demodulator circuit
US7170850B2 (en) * 2000-03-06 2007-01-30 Sony Corporation Transmission apparatus and method and providing medium thereof
JP2001292092A (ja) * 2000-04-10 2001-10-19 Sony Corp 無線信号受信装置及び方法
JP3735015B2 (ja) 2000-07-26 2006-01-11 松下電器産業株式会社 回線推定装置および回線推定方法
EP1348286B1 (de) * 2000-12-28 2006-07-19 Conexant Systems, Inc. Mehrträgerdemodulator
US6990153B1 (en) * 2001-02-06 2006-01-24 Agency For Science, Technology And Research Method and apparatus for semi-blind communication channel estimation
US6621871B2 (en) * 2001-03-30 2003-09-16 Nokia Corporation Incremental redundancy packet combiner and decoder
JP4806766B2 (ja) * 2001-09-17 2011-11-02 独立行政法人情報通信研究機構 無線通信方法、受信状況推定方法、送信装置、および、受信装置
AU2003213579B2 (en) * 2002-03-04 2008-11-13 Glowlink Communications Technology Detecting and measuring interference contained within a digital carrier
EP1499052A4 (de) * 2002-04-15 2008-07-16 Matsushita Electric Ind Co Ltd Empfänger und sein empfangsverfahren
KR100686410B1 (ko) * 2002-08-01 2007-02-28 삼성전자주식회사 이동 통신 시스템에서 트래픽 채널과 파일럿 채널간전력비 검출 장치 및 방법
US7583736B2 (en) * 2002-09-12 2009-09-01 Panasonic Corporation Radio transmission device, radio reception device, and method for selecting transmission cancellation subcarriers
US8958493B2 (en) * 2004-03-31 2015-02-17 Infineon Technologies Ag Operation for backward-compatible transmission
KR100810280B1 (ko) * 2005-05-27 2008-03-06 삼성전자주식회사 주파수 오버레이 통신 시스템에서 데이터 송수신 방법 및 시스템
JP4838185B2 (ja) * 2006-04-14 2011-12-14 パナソニック株式会社 マルチキャリア伝送方法、マルチキャリア変調信号送信装置、マルチキャリア変調信号受信装置、マルチキャリア変調信号送信方法、及びパイロット信号生成方法
US7876842B2 (en) * 2006-04-14 2011-01-25 Panasonic Corporation Multicarrier transmission method, multicarrier modulation signal transmission apparatus, multicarrier modulation signal reception apparatus, multicarrier modulation signal transmission method, and pilot signal generation method
CN101119148B (zh) * 2006-08-01 2012-05-23 普天信息技术研究院 联合发射方法和装置以及发射接收系统
US7733938B2 (en) * 2007-08-09 2010-06-08 Mediatek Inc. Methods and apparatuses for channel assessment
WO2009134972A1 (en) * 2008-04-30 2009-11-05 Zeevee, Inc. Dynamically modifying video and coding behavior
JP5648299B2 (ja) 2010-03-16 2015-01-07 株式会社ニコン 眼鏡販売システム、レンズ企業端末、フレーム企業端末、眼鏡販売方法、および眼鏡販売プログラム
IL214213A0 (en) * 2010-07-20 2011-08-31 Coppergate Comm Ltd Transmission scheme for multiple-input communication
US9100102B2 (en) * 2011-01-11 2015-08-04 Texas Instruments Incorporated Method to use a preamble with band extension in power line communications
JP5314779B2 (ja) * 2012-03-14 2013-10-16 シャープ株式会社 移動局装置、基地局装置、通信方法、集積回路および無線通信システム
CN109341446B (zh) * 2018-11-26 2020-11-06 无锡矽微智能科技有限公司 一种用于电子雷管的命令识别装置和方法以及延时装置和方法
CN113225284B (zh) * 2021-04-28 2022-08-12 中国电子科技集团公司第五十四研究所 用于高性能信道编译码的8fsk非相干软判决解调方法

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Publication number Priority date Publication date Assignee Title
US4881245A (en) * 1983-07-01 1989-11-14 Harris Corporation Improved signalling method and apparatus
US5519730A (en) * 1990-06-12 1996-05-21 Jasper; Steven C. Communication signal having a time domain pilot component
US5134635A (en) * 1990-07-30 1992-07-28 Motorola, Inc. Convolutional decoder using soft-decision decoding with channel state information
US5170413A (en) * 1990-12-24 1992-12-08 Motorola, Inc. Control strategy for reuse system assignments and handoff
US5278826A (en) * 1991-04-11 1994-01-11 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US5412686A (en) * 1993-09-17 1995-05-02 Motorola Inc. Method and apparatus for power estimation in a communication system
US5588022A (en) * 1994-03-07 1996-12-24 Xetron Corp. Method and apparatus for AM compatible digital broadcasting
FR2721778B1 (fr) * 1994-06-23 1996-09-06 France Telecom Procédé d'estimation d'une erreur de phase résiduelle sur les échantillons d'un signal numérique démodulé, et procédé de correction correspondant.
JP3223755B2 (ja) * 1995-05-19 2001-10-29 三菱電機株式会社 軟判定復号方式
US5748677A (en) * 1996-01-16 1998-05-05 Kumar; Derek D. Reference signal communication method and system
JP3405258B2 (ja) * 1999-03-12 2003-05-12 日本電気株式会社 軟判定復号用復調結果出力方法及び受信機

Also Published As

Publication number Publication date
JPH1117760A (ja) 1999-01-22
AU7314898A (en) 1999-01-07
EP0887975B1 (de) 2004-09-29
MY117416A (en) 2004-06-30
AU737719B2 (en) 2001-08-30
EP0887975A2 (de) 1998-12-30
US5907583A (en) 1999-05-25
EP0887975A3 (de) 2002-02-06
CN1212588A (zh) 1999-03-31
CN1129332C (zh) 2003-11-26
DE69826569T2 (de) 2006-02-23
ID20501A (id) 1998-12-31
KR19990007213A (ko) 1999-01-25

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee