AT386306B - Geraet zur reduzierung der gleichstromkomponente, welche in einem aufzuzeichnenden informations- signal enthalten ist - Google Patents

Geraet zur reduzierung der gleichstromkomponente, welche in einem aufzuzeichnenden informations- signal enthalten ist

Info

Publication number
AT386306B
AT386306B AT0376480A AT376480A AT386306B AT 386306 B AT386306 B AT 386306B AT 0376480 A AT0376480 A AT 0376480A AT 376480 A AT376480 A AT 376480A AT 386306 B AT386306 B AT 386306B
Authority
AT
Austria
Prior art keywords
recorded
reducing
information signal
component contained
contained
Prior art date
Application number
AT0376480A
Other languages
German (de)
English (en)
Other versions
ATA376480A (de
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 ATA376480A publication Critical patent/ATA376480A/de
Application granted granted Critical
Publication of AT386306B publication Critical patent/AT386306B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
    • H03M13/51—Constant weight codes; n-out-of-m codes; Berger codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • H04L25/4908—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes using mBnB codes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Dc Digital Transmission (AREA)
  • Television Signal Processing For Recording (AREA)
AT0376480A 1979-07-23 1980-07-21 Geraet zur reduzierung der gleichstromkomponente, welche in einem aufzuzeichnenden informations- signal enthalten ist AT386306B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9350479A JPS5619506A (en) 1979-07-23 1979-07-23 Code converting method

Publications (2)

Publication Number Publication Date
ATA376480A ATA376480A (de) 1987-12-15
AT386306B true AT386306B (de) 1988-08-10

Family

ID=14084171

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0376480A AT386306B (de) 1979-07-23 1980-07-21 Geraet zur reduzierung der gleichstromkomponente, welche in einem aufzuzeichnenden informations- signal enthalten ist

Country Status (9)

Country Link
US (1) US4387364A (OSRAM)
JP (1) JPS5619506A (OSRAM)
AT (1) AT386306B (OSRAM)
AU (1) AU533140B2 (OSRAM)
CA (1) CA1154873A (OSRAM)
DE (1) DE3027329A1 (OSRAM)
FR (1) FR2462068A1 (OSRAM)
GB (1) GB2056225B (OSRAM)
NL (1) NL8004243A (OSRAM)

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JPS5665313A (en) * 1979-10-29 1981-06-03 Sony Corp Data converting circuit
FR2495858A1 (fr) * 1980-12-05 1982-06-11 Thomson Csf Procede de transcodage parallele serie d'un train numerique parallele et dispositif de transmission de signaux video numerises mettant en oeuvre un tel procede
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JPS57195308A (en) * 1981-05-26 1982-12-01 Sony Corp Block coding method
GB2105953B (en) * 1981-08-14 1985-05-22 Sony Corp Methods of and apparatus for coding television signals
JPS5846751A (ja) * 1981-09-11 1983-03-18 Sony Corp Ｚ値符号変調方法及び記録媒体
JPS5875950A (ja) * 1981-10-31 1983-05-07 Sony Corp ２値データの伝送方法
JPS58153434A (ja) * 1982-03-09 1983-09-12 Nec Corp 多重変換方式
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JPH0683271B2 (ja) * 1983-10-27 1994-10-19 ソニー株式会社 情報変換方式
JPS60113366A (ja) * 1983-11-24 1985-06-19 Sony Corp 情報変換方式
DE3400665A1 (de) * 1984-01-11 1985-07-18 Robert Bosch Gmbh, 7000 Stuttgart Differentielles pulscodemodulationssystem
NL8402445A (nl) * 1984-01-20 1985-08-16 Philips Nv Werkwijze voor het coderen van n-bits informatiewoorden naar m-bits codewoorden, inrichting voor het uitvoeren van die werkwijze, werkwijze voor het decoderen van m-bits codewoorden naar n-bits informatiewoorden en inrichting voor het uitvoeren van die werkwijze.
NL8402444A (nl) * 1984-01-20 1986-03-03 Philips Nv Werkwijze voor het overdragen van informatie, codeerinrichting voor toepassing in de werkwijze en decodeerinrichting voor toepassing in de werkwijze.
JP2559354B2 (ja) * 1984-02-24 1996-12-04 株式会社日立製作所 ディジタル信号変調方法
US4833471A (en) * 1984-03-26 1989-05-23 Canon Kabushiki Kaisha Data processing apparatus
CA1209706A (en) * 1984-06-22 1986-08-12 Northern Telecom Limited Transmitting a digital signal and an additional signal
GB8423165D0 (en) * 1984-09-13 1984-10-17 Indep Broadcasting Authority Digital recording/reproducing apparatus
DE3587535T2 (de) * 1984-10-01 1994-01-20 Matsushita Electric Ind Co Ltd Verfahren und Vorrichtung zur numerischen Datenkodierung.
JPH0721942B2 (ja) * 1984-10-11 1995-03-08 ソニー株式会社 チヤンネル符号化方法
JPS6199419A (ja) * 1984-10-20 1986-05-17 Canon Inc 予測符号化方式
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US4675650A (en) * 1985-04-22 1987-06-23 Ibm Corporation Run-length limited code without DC level
DE3605396A1 (de) * 1986-02-20 1987-08-27 Thomson Brandt Gmbh Uebertragungssystem mit einem uebertragungscode fuer binaere daten
BE904913A (nl) * 1986-06-13 1986-12-15 Bell Telephone Mfg Data overdrachtsysteem.
US4864303A (en) * 1987-02-13 1989-09-05 Board Of Trustees Of The University Of Illinois Encoder/decoder system and methodology utilizing conservative coding with block delimiters, for serial communication
US4835628A (en) * 1987-05-11 1989-05-30 Exabyte Corporation Apparatus and method for formatting and recording digital data on magnetic tape
US4847619A (en) * 1987-10-19 1989-07-11 Hewlett-Packard Company Performance-based reset of data compression dictionary
DE3821450A1 (de) * 1988-06-27 1989-12-28 Thomson Brandt Gmbh Uebertragungssystem mit einem uebertragungscode fuer binaere daten
US4988999A (en) * 1989-04-12 1991-01-29 Nippon Hoso Kyokai Digital modulation method
US5144304A (en) * 1989-07-17 1992-09-01 Digital Equipment Corporation Data and forward error control coding techniques for digital signals
AU618680B2 (en) * 1989-07-17 1992-01-02 Digital Equipment Corporation Data and forward error control coding techniques for digital signals
JPH0362621A (ja) * 1989-07-31 1991-03-18 Ricoh Co Ltd データ変調方式
WO1991005427A1 (en) * 1989-09-29 1991-04-18 Motorola, Inc. Method of dc offset compensation using a transmitted dc compensation signal
DE4102149A1 (de) * 1991-01-25 1992-07-30 Broadcast Television Syst Codierverfahren zur reduzierung des gleichspannungsanteils im datenstrom eines digitalsignals
US5185664A (en) * 1991-10-31 1993-02-09 North American Philips Corporation Method and apparatus for combining field and frame recursive noise reduction for video signals
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US5387911A (en) * 1992-02-21 1995-02-07 Gleichert; Marc C. Method and apparatus for transmitting and receiving both 8B/10B code and 10B/12B code in a switchable 8B/10B transmitter and receiver
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JP2948016B2 (ja) * 1992-03-19 1999-09-13 株式会社日立製作所 情報記録再生方法
JP3088844B2 (ja) * 1992-06-03 2000-09-18 パイオニア株式会社 ディジタル信号再生装置
US5341134A (en) * 1992-12-30 1994-08-23 Datatape Incorporated Simple coding scheme for DC free channel codes of form M/N, where M=N-1 and M and N are positive integers
US5428611A (en) * 1993-05-28 1995-06-27 Digital Equipment Corporation Strong framing protocol for HDLC and other run-length codes
JP3240341B2 (ja) * 1993-07-06 2001-12-17 三菱電機株式会社 情報変換方法及び記録再生装置
TW267279B (OSRAM) * 1994-04-05 1996-01-01 Philips Electronics Nv
US5606317A (en) * 1994-12-09 1997-02-25 Lucent Technologies Inc. Bandwidth efficiency MBNB coding and decoding method and apparatus
US6192087B1 (en) * 1996-11-15 2001-02-20 Conexant Systems, Inc. Method and apparatus for spectral shaping in signal-point limited transmission systems
US6278744B1 (en) * 1996-11-15 2001-08-21 Conexant Systems, Inc. System for controlling and shaping the spectrum and redundancy of signal-point limited transmission
US5970100A (en) * 1996-11-15 1999-10-19 Conexant Systems, Inc. System for controlling and shaping the spectrum and redundancy of signal-point limited transmission
AU6042098A (en) 1997-01-30 1998-08-25 Fujitsu Limited Data encoder/decoder for a high speed serial link
US6538584B2 (en) * 2000-12-28 2003-03-25 Intel Corporation Transition reduction encoder using current and last bit sets
US7149955B1 (en) * 2001-03-07 2006-12-12 Marvell International Ltd. Encoding and decoding apparatus and method with hamming weight enhancement
US6917313B1 (en) * 2002-01-16 2005-07-12 Marvell International Ltd. DC-free codes
US6538586B1 (en) * 2002-01-30 2003-03-25 Intel Corporation Data encoding strategy to reduce selected frequency components in a serial bit stream
WO2003085667A1 (en) * 2002-04-11 2003-10-16 Koninklijke Philips Electronics N.V. Stochastic dc control
TWI281142B (en) * 2004-04-16 2007-05-11 Vast View Technology Inc Method of signal processing
JP2005334080A (ja) * 2004-05-24 2005-12-08 Olympus Corp 被検体内導入装置および医療装置
US8638245B1 (en) 2012-07-31 2014-01-28 Altera Corporation Method and system for dynamic table line encoding

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GB1250908A (OSRAM) * 1968-12-13 1971-10-27
GB1540617A (en) * 1968-12-13 1979-02-14 Post Office Transformation of binary coded signals into a form having lower disparity
US4020282A (en) * 1974-01-14 1977-04-26 General Dynamics Corporation High density data processing system
US4028535A (en) * 1976-06-11 1977-06-07 International Business Machines Corporation Apparatus and method for generating a data code with a spectral null
US4161757A (en) * 1977-06-01 1979-07-17 Litton Systems, Inc. Facsimile system
US4216460A (en) * 1977-07-14 1980-08-05 Independent Broadcasting Authority Transmission and/or recording of digital signals
US4168513A (en) * 1977-09-12 1979-09-18 Xerox Corporation Regenerative decoding of binary data using minimum redundancy codes

Also Published As

Publication number Publication date
DE3027329C2 (OSRAM) 1990-06-28
ATA376480A (de) 1987-12-15
JPS6138538B2 (OSRAM) 1986-08-29
DE3027329A1 (de) 1981-02-19
FR2462068B1 (OSRAM) 1983-06-10
AU533140B2 (en) 1983-11-03
JPS5619506A (en) 1981-02-24
AU6030480A (en) 1981-01-29
CA1154873A (en) 1983-10-04
GB2056225A (en) 1981-03-11
FR2462068A1 (fr) 1981-02-06
NL8004243A (nl) 1981-01-27
GB2056225B (en) 1984-05-16
US4387364A (en) 1983-06-07

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELA Expired due to lapse of time