DE69818323D1 - Differential-Detektor mit Fehlerkorrekturfunktion - Google Patents

Differential-Detektor mit Fehlerkorrekturfunktion

Info

Publication number
DE69818323D1
DE69818323D1 DE69818323T DE69818323T DE69818323D1 DE 69818323 D1 DE69818323 D1 DE 69818323D1 DE 69818323 T DE69818323 T DE 69818323T DE 69818323 T DE69818323 T DE 69818323T DE 69818323 D1 DE69818323 D1 DE 69818323D1
Authority
DE
Germany
Prior art keywords
error correction
correction function
differential detector
differential
detector
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
DE69818323T
Other languages
English (en)
Other versions
DE69818323T2 (de
Inventor
Hiroaki Sudo
Katsuhiko Hiramatsu
Mitsuru Uesugi
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
Publication of DE69818323D1 publication Critical patent/DE69818323D1/de
Application granted granted Critical
Publication of DE69818323T2 publication Critical patent/DE69818323T2/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
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69818323T 1997-02-21 1998-02-11 Differential-Detektor mit Fehlerkorrekturfunktion Expired - Lifetime DE69818323T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP05251497A JP3468657B2 (ja) 1997-02-21 1997-02-21 誤り訂正付遅延検波器
JP5251497 1997-02-21

Publications (2)

Publication Number Publication Date
DE69818323D1 true DE69818323D1 (de) 2003-10-30
DE69818323T2 DE69818323T2 (de) 2004-07-01

Family

ID=12916855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69818323T Expired - Lifetime DE69818323T2 (de) 1997-02-21 1998-02-11 Differential-Detektor mit Fehlerkorrekturfunktion

Country Status (6)

Country Link
US (1) US6069924A (de)
EP (1) EP0860964B1 (de)
JP (1) JP3468657B2 (de)
KR (1) KR100330487B1 (de)
CN (1) CN1100464C (de)
DE (1) DE69818323T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6591382B1 (en) * 1999-08-17 2003-07-08 Skyworks Solutions, Inc. Performance improvement of internet protocols over wireless connections
US6882765B1 (en) 1999-11-02 2005-04-19 Xros, Inc. Connection protection between clients and optical cross-connect switches
US6597826B1 (en) 1999-11-02 2003-07-22 Xros, Inc. Optical cross-connect switching system with bridging, test access and redundancy
US6650803B1 (en) * 1999-11-02 2003-11-18 Xros, Inc. Method and apparatus for optical to electrical to optical conversion in an optical cross-connect switch
US6792174B1 (en) 1999-11-02 2004-09-14 Nortel Networks Limited Method and apparatus for signaling between an optical cross-connect switch and attached network equipment
WO2001063803A1 (en) * 2000-02-22 2001-08-30 Xros, Inc. Simple, high-speed optical signal pattern and protocol detection
US20050289433A1 (en) * 2004-06-25 2005-12-29 Itschak Weissman Discrete universal denoising with error correction coding
KR100810521B1 (ko) * 2006-10-13 2008-03-07 한국과학기술원 일차 마코프 잡음 환경에 알맞은 국소 최적 검파기
CN103460661B (zh) * 2011-05-11 2016-05-11 三菱电机株式会社 差动解调装置以及差动解调方法
GB201114831D0 (en) * 2011-08-26 2011-10-12 Univ Oxford Brookes Circuit with error correction
CN105474312B (zh) * 2013-09-17 2019-08-27 英特尔公司 用于自动语音识别(asr)的自适应的基于相位差的噪声消减
JP7111948B2 (ja) * 2018-03-29 2022-08-03 日本電信電話株式会社 再送制御方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS548908A (en) * 1977-06-22 1979-01-23 Nippon Telegr & Teleph Corp <Ntt> Correstion system of delay detection error
US5208836A (en) * 1989-10-27 1993-05-04 Deutsche Forschungsanstalt Fur Luft-Und Raumfahrt E.V. Method for bit detection at the receiver end of differentially coded binary or quaternary PSK signals in differential-coherent demodulation
JPH0642685B2 (ja) * 1990-07-05 1994-06-01 日本無線株式会社 遅延検波回路
US5461646A (en) * 1993-12-29 1995-10-24 Tcsi Corporation Synchronization apparatus for a diversity receiver
US5440265A (en) * 1994-09-14 1995-08-08 Sicom, Inc. Differential/coherent digital demodulator operating at multiple symbol points

Also Published As

Publication number Publication date
KR100330487B1 (ko) 2002-05-09
EP0860964A2 (de) 1998-08-26
JPH10243038A (ja) 1998-09-11
US6069924A (en) 2000-05-30
EP0860964A3 (de) 2001-06-20
KR19980071589A (ko) 1998-10-26
EP0860964B1 (de) 2003-09-24
DE69818323T2 (de) 2004-07-01
CN1193883A (zh) 1998-09-23
JP3468657B2 (ja) 2003-11-17
CN1100464C (zh) 2003-01-29

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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