FR2355409B1 - - Google Patents

Info

Publication number
FR2355409B1
FR2355409B1 FR7714009A FR7714009A FR2355409B1 FR 2355409 B1 FR2355409 B1 FR 2355409B1 FR 7714009 A FR7714009 A FR 7714009A FR 7714009 A FR7714009 A FR 7714009A FR 2355409 B1 FR2355409 B1 FR 2355409B1
Authority
FR
France
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
Application number
FR7714009A
Other versions
FR2355409A1 (fr
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2355409A1 publication Critical patent/FR2355409A1/fr
Application granted granted Critical
Publication of FR2355409B1 publication Critical patent/FR2355409B1/fr
Granted 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
    • H04L27/186—Phase-modulated carrier systems, i.e. using phase-shift keying in which the information is carried by both the individual signal points and the subset to which the individual signal points belong, e.g. coset coding or related schemes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Error Detection And Correction (AREA)
  • Dc Digital Transmission (AREA)
FR7714009A 1976-06-18 1977-05-03 Procede et dispositif pour la transmission d'une sequence de bits Granted FR2355409A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH780076A CH609510A5 (fr) 1976-06-18 1976-06-18

Publications (2)

Publication Number Publication Date
FR2355409A1 FR2355409A1 (fr) 1978-01-13
FR2355409B1 true FR2355409B1 (fr) 1982-03-05

Family

ID=4330687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7714009A Granted FR2355409A1 (fr) 1976-06-18 1977-05-03 Procede et dispositif pour la transmission d'une sequence de bits

Country Status (6)

Country Link
US (1) US4077021A (fr)
JP (1) JPS585620B2 (fr)
CH (1) CH609510A5 (fr)
DE (1) DE2649355C2 (fr)
FR (1) FR2355409A1 (fr)
GB (1) GB1572670A (fr)

Families Citing this family (75)

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DE3066889D1 (en) * 1980-12-23 1984-04-12 Ibm Method of transmitting binary data sequences and arrangement for enabling the rapid determination of the end of a transmitted binary data sequence
GB2118003B (en) * 1982-02-02 1985-07-31 Racal Milgo Ltd Differential encoder and decoder for transmitting binary data
US4562426A (en) * 1982-11-08 1985-12-31 Codex Corporation Symbol coding apparatus
US4534040A (en) * 1983-01-04 1985-08-06 At&T Information Systems Method and apparatus for coding a binary signal
US4597090A (en) * 1983-04-14 1986-06-24 Codex Corporation Block coded modulation system
US4483012A (en) * 1983-04-18 1984-11-13 At&T Information Systems Differentially convolutional channel coding with expanded set of signalling alphabets
JPS6022415U (ja) * 1983-07-22 1985-02-15 マツダ株式会社 自動車の空気調和装置
US4520490A (en) * 1983-08-05 1985-05-28 At&T Information Systems Inc. Differentially nonlinear convolutional channel coding with expanded set of signalling alphabets
US4644564A (en) * 1983-08-05 1987-02-17 International Business Machines Corporation Decoding the output signal of a partial-response class-IV communication or recording device channel
US4583236A (en) * 1983-11-04 1986-04-15 Racal Data Communications Inc. Modified absolute phase detector
US4601044A (en) * 1983-11-04 1986-07-15 Racal Data Communications Inc. Carrier-phase adjustment using absolute phase detector
US4700349A (en) * 1984-02-06 1987-10-13 Codex Corporation Coded modulation system
US4755998A (en) * 1984-02-06 1988-07-05 Codex Corporation Coded modulation system
US4586182A (en) * 1984-02-06 1986-04-29 Codex Corporation Source coded modulation system
EP0183765A1 (fr) * 1984-06-09 1986-06-11 Devon County Council Procede et appareil de communication de donnees
USRE33041E (en) * 1984-06-25 1989-08-29 American Telephone And Telegraph Company Multi-dimensional coding for error reduction
US4581601A (en) * 1984-06-25 1986-04-08 At&T Bell Laboratories Multi-dimensional coding for error reduction
JPS6177452A (ja) * 1984-09-25 1986-04-21 Nec Corp 多値直交振幅変調方法および装置
US4631735A (en) * 1984-12-28 1986-12-23 Codex Corporation Coded modulation system with feedback
US4677624A (en) * 1985-03-01 1987-06-30 Paradyne Corporation Self-synchronizing de-interleaver for viterbi decoder used in wireline modems
US4713817A (en) * 1985-04-25 1987-12-15 Codex Corporation Multidimensional, convolutionally coded communication systems
US4713829A (en) * 1985-06-19 1987-12-15 Codex Corporation Coded modulation system with a simplified decoder capable of reducing the effects of channel distortion
EP0209902B1 (fr) * 1985-07-24 1993-12-08 Nec Corporation Modulateur à seuil multiple comprenant une unité compacte pour produire un code de correction d'erreur
US4833693A (en) * 1985-11-21 1989-05-23 Codex Corporation Coded modulation system using interleaving for decision-feedback equalization
JPH0773240B2 (ja) * 1985-12-13 1995-08-02 日本電気株式会社 自動再トレ−ニング方式
US4837766A (en) * 1986-03-24 1989-06-06 Nec Corporation Frame step-out detecting system
US4831635A (en) * 1986-10-02 1989-05-16 American Telephone And Telegraph Company Trellis codes with spectral nulls
US4945549A (en) * 1986-11-13 1990-07-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Trellis coded modulation for transmission over fading mobile satellite channel
GB8628655D0 (en) * 1986-12-01 1987-01-07 British Telecomm Data coding
US4761784A (en) * 1987-01-15 1988-08-02 Racal Data Communications Inc. Modem and method using multidimensional coded modulation
US5040191A (en) * 1987-02-24 1991-08-13 Codex Corporation Partial response channel signaling systems
AU621536B2 (en) * 1987-02-24 1992-03-19 General Electric Capital Corporation Partial response channel signaling systems
US4882733A (en) * 1987-03-13 1989-11-21 Ford Aerospace Corporation Method and apparatus for combining encoding and modulation
US4807230A (en) * 1987-05-29 1989-02-21 Racal Data Communications Inc. Frame synchronization
US4807253A (en) * 1987-11-13 1989-02-21 American Telephone And Telegraph Company, At&T Bell Laboratories Time-varying trellis-coded modulation formats which are robust in channels with phase variations
US5095392A (en) * 1988-01-27 1992-03-10 Matsushita Electric Industrial Co., Ltd. Digital signal magnetic recording/reproducing apparatus using multi-level QAM modulation and maximum likelihood decoding
US5023889A (en) * 1988-05-31 1991-06-11 California Institute Of Technology Trellis coded multilevel DPSK system with doppler correction for mobile satellite channels
US4993046A (en) * 1988-06-24 1991-02-12 Nippon Telegraph And Telephone Corporation Coded modulation communication system
FR2634609B1 (fr) * 1988-07-22 1990-10-05 Trt Telecom Radio Electr Dispositif de modulation pour moduler une onde en phase et en amplitude
US5159610A (en) * 1989-05-12 1992-10-27 Codex Corporation Trellis precoding for modulation systems
DE68915758T2 (de) * 1989-07-07 1994-12-08 Ibm Blockkodierungsschema für die Übertragung von partiellen Bits.
US5214672A (en) * 1990-04-06 1993-05-25 Codex Corporation Trellis precoding for fractional bits/baud
US5113412A (en) * 1990-06-08 1992-05-12 General Datacomm, Inc. Method and apparatus for mapping an eight dimensional constellation of a convolutionally coded communication system
JP2553743B2 (ja) * 1990-07-05 1996-11-13 松下電器産業株式会社 ディジタル信号磁気記録再生装置
USRE39890E1 (en) 1991-03-27 2007-10-23 Matsushita Electric Industrial Co., Ltd. Communication system
US5600672A (en) 1991-03-27 1997-02-04 Matsushita Electric Industrial Co., Ltd. Communication system
USRE40241E1 (en) 1991-03-27 2008-04-15 Matsushita Electric Industrial Co., Ltd. Communication system
USRE42643E1 (en) 1991-03-27 2011-08-23 Panasonic Corporation Communication system
US5278844A (en) * 1991-04-11 1994-01-11 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US7894541B2 (en) * 1992-03-26 2011-02-22 Panasonic Corporation Communication system
US5802241A (en) 1992-03-26 1998-09-01 Matsushita Electric Industrial Co., Ltd. Communication system
US6728467B2 (en) * 1992-03-26 2004-04-27 Matsushita Electric Industrial Co., Ltd. Communication system
USRE38513E1 (en) 1992-03-26 2004-05-11 Matsushita Electric Industrial Co., Ltd. Communication system
US6724976B2 (en) * 1992-03-26 2004-04-20 Matsushita Electric Industrial Co., Ltd. Communication system
US7302007B1 (en) 1992-03-26 2007-11-27 Matsushita Electric Industrial Co., Ltd. Communication system
CA2226489C (fr) * 1992-03-26 2001-07-24 Matsushita Electric Industrial Co., Ltd. Systeme de communication
US5424881A (en) * 1993-02-01 1995-06-13 Cirrus Logic, Inc. Synchronous read channel
US5583889A (en) * 1994-07-08 1996-12-10 Zenith Electronics Corporation Trellis coded modulation system for HDTV
US5825829A (en) * 1995-06-30 1998-10-20 Scientific-Atlanta, Inc. Modulator for a broadband communications system
US5740203A (en) * 1995-09-14 1998-04-14 Thomson Consumer Electronics, Inc. Trellis demapper of a convolutional decoder for decoding pragmatic trellis codes suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data
WO1997041670A1 (fr) * 1996-04-26 1997-11-06 At & T Corp. Procede et dispositif de transmission de donnees mettant en oeuvre plusieurs antennes emettrices
US6205187B1 (en) 1997-12-12 2001-03-20 General Dynamics Government Systems Corporation Programmable signal decoder
US7376105B2 (en) * 1998-08-21 2008-05-20 Massachusetts Institute Of Technology Source coding for interference reduction
US6553535B1 (en) 1998-08-21 2003-04-22 Massachusetts Institute Of Technology Power-efficient communication protocol
US6625208B2 (en) * 1998-09-25 2003-09-23 Intel Corporation Modem using batch processing of signal samples
US6661848B1 (en) * 1998-09-25 2003-12-09 Intel Corporation Integrated audio and modem device
US6490628B2 (en) * 1998-09-25 2002-12-03 Intel Corporation Modem using a digital signal processor and a signal based command set
US6502138B2 (en) * 1998-09-25 2002-12-31 Intel Corporation Modem with code execution adapted to symbol rate
US6567475B1 (en) * 1998-12-29 2003-05-20 Ericsson Inc. Method and system for the transmission, reception and processing of 4-level and 8-level signaling symbols
US6408419B1 (en) 1999-07-01 2002-06-18 Infineon Technologies North America Corp. Trellis code for extended partial response maximum likelihood (EPRML) channel
WO2001065735A1 (fr) * 2000-02-28 2001-09-07 University Of Maryland Baltimore County Systeme de reduction d'erreurs utilisant un codage en ligne pour des telecommunications optiques a multiplexage en longueur d'onde
US7088784B2 (en) * 2003-10-02 2006-08-08 Nokia Corporation Coded modulation for partially coherent systems
DE102007053091A1 (de) * 2007-11-07 2009-05-14 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Decodierung von faltungscodierten Signalen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1512260C3 (de) * 1966-04-01 1974-02-14 International Business Machines Corp., Armonk, N.Y. (V.St.A.) Verfahren und Einrichtung zur Datenübertragung durch Puls-Phasen-Modulation
FR2110845A5 (fr) * 1970-10-29 1972-06-02 Ibm France

Also Published As

Publication number Publication date
CH609510A5 (fr) 1979-02-28
FR2355409A1 (fr) 1978-01-13
JPS52155907A (en) 1977-12-24
US4077021A (en) 1978-02-28
JPS585620B2 (ja) 1983-02-01
GB1572670A (en) 1980-07-30
DE2649355C2 (de) 1984-07-26
DE2649355A1 (de) 1977-12-29

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