JPH0158705B2 - - Google Patents

Info

Publication number
JPH0158705B2
JPH0158705B2 JP56022343A JP2234381A JPH0158705B2 JP H0158705 B2 JPH0158705 B2 JP H0158705B2 JP 56022343 A JP56022343 A JP 56022343A JP 2234381 A JP2234381 A JP 2234381A JP H0158705 B2 JPH0158705 B2 JP H0158705B2
Authority
JP
Japan
Prior art keywords
bits
word
data
code
binary
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
Application number
JP56022343A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56149152A (en
Inventor
Kon Maachin
Bikutoo Jakobai Jooji
Andoryuu Beetsu Chaaruzu
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.)
Unisys Corp
Original Assignee
Unisys 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 Unisys Corp filed Critical Unisys Corp
Publication of JPS56149152A publication Critical patent/JPS56149152A/ja
Publication of JPH0158705B2 publication Critical patent/JPH0158705B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2234381A 1980-02-19 1981-02-19 Data encoding method and device using 2/3 code rate with full word preceding Granted JPS56149152A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/122,632 US4337458A (en) 1980-02-19 1980-02-19 Data encoding method and system employing two-thirds code rate with full word look-ahead

Publications (2)

Publication Number Publication Date
JPS56149152A JPS56149152A (en) 1981-11-18
JPH0158705B2 true JPH0158705B2 (US20030199744A1-20031023-C00003.png) 1989-12-13

Family

ID=22403859

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2234381A Granted JPS56149152A (en) 1980-02-19 1981-02-19 Data encoding method and device using 2/3 code rate with full word preceding

Country Status (3)

Country Link
US (1) US4337458A (US20030199744A1-20031023-C00003.png)
JP (1) JPS56149152A (US20030199744A1-20031023-C00003.png)
CA (1) CA1152649A (US20030199744A1-20031023-C00003.png)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4496934A (en) * 1980-09-05 1985-01-29 Mitsubishi Denki Kabushiki Kaisha Encoding and decoding systems for binary data
NL8006165A (nl) * 1980-11-12 1982-06-01 Philips Nv Systeem voor het overdragen van digitale informatie, codeerinrichting voor toepassing in dat systeem, decodeerinrichting voor toepassing in dat systeem en registratiedrager voor toepassing in dat systeem.
US4398225A (en) * 1981-04-24 1983-08-09 Iomega Corporation Combined serializer encoder and decoder for data storage system
US4488142A (en) * 1981-12-31 1984-12-11 International Business Machines Corporation Apparatus for encoding unconstrained data onto a (1,7) format with rate 2/3
NL8203575A (nl) * 1982-09-15 1984-04-02 Philips Nv Werkwijze voor het coderen van een stroom van databits, inrichting voor het uitvoeren van de werkwijze en inrichting voor het decoderen van een stroom databits.
DE3326912A1 (de) * 1983-07-26 1985-02-07 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur codeumsetzung
JPS60185431A (ja) * 1984-03-02 1985-09-20 Matsushita Graphic Commun Syst Inc デイジタル信号変換装置
US4833471A (en) * 1984-03-26 1989-05-23 Canon Kabushiki Kaisha Data processing apparatus
JPH07118657B2 (ja) * 1985-04-15 1995-12-18 三菱電機株式会社 ２進デ−タ符号化及び復号化方式
US4688016A (en) * 1985-06-13 1987-08-18 International Business Machines Corporation Byte-wide encoder and decoder system for RLL (1,7) code
CA1255390A (en) * 1985-06-13 1989-06-06 Wilson W. Fok Rll (1,7) encoder with single state bit
US4684921A (en) * 1985-06-13 1987-08-04 International Business Machines Corporation RLL (1,7) encoder with single state bit
JPS62298234A (ja) * 1986-06-13 1987-12-25 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション 非対称ランレングス制限コ−ド化方法
US4928187A (en) * 1987-02-20 1990-05-22 Laserdrive Limited Method and apparatus for encoding and decoding binary data
US4823209A (en) * 1987-11-05 1989-04-18 Magnetic Peripherals Inc. 1,7,2,3 Encoding/decoding employing 3/2 frequency division
US4866741A (en) * 1987-11-05 1989-09-12 Magnetic Peripherals Inc. 3/2 Frequency divider
US4813059A (en) * 1988-04-15 1989-03-14 Magnetic Peripherals Inc. Readback recovery of run length limited codes
JP2708859B2 (ja) * 1989-03-16 1998-02-04 三洋電機株式会社 光ディスク記録装置
DE4127984A1 (de) * 1991-08-23 1993-02-25 Broadcast Television Syst Synchronisationsverfahren fuer einen lauflaengen-begrenzten (1,7) -code und schaltungsanordnung hierfuer
US5349350A (en) * 1991-10-31 1994-09-20 Integral Peripherals, Inc. Run length limited encoding/decoding system for low power disk drives
DE69217860T2 (de) * 1991-12-09 1997-10-16 Matsushita Electric Ind Co Ltd Digitale Modulator- oder Demodulatorschaltung
US5260703A (en) * 1992-08-27 1993-11-09 Quantum Corporation Data encoding and decoding within PRML class IV sampling data detection channel of disk drive
US5424881A (en) 1993-02-01 1995-06-13 Cirrus Logic, Inc. Synchronous read channel
EP0624000B1 (en) * 1993-05-04 2000-07-19 Koninklijke Philips Electronics N.V. Device for encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa
US5477222A (en) * 1993-05-04 1995-12-19 U.S. Philips Corporation Device for encoding/decoding N-bit source words into corresponding M-bit channel words, and vice versa
EP0644544B1 (en) * 1993-09-21 1999-11-17 STMicroelectronics S.r.l. High-frequency pipelined RLL decoder
DE69330957T2 (de) * 1993-11-10 2002-04-04 St Microelectronics Srl Programmierbarer RLL/NRZ-Dekoder für Einzel-/Doppel-Ausgangsdatenströme
DE4341195B4 (de) * 1993-12-03 2008-04-17 Philips Intellectual Property & Standards Gmbh Verfahren zur Codierung und Schaltungsanordnung hierfür
JP3201716B2 (ja) * 1996-02-22 2001-08-27 シャープ株式会社 コンピュータ装置
JP3080907B2 (ja) * 1997-07-22 2000-08-28 日本電気アイシーマイコンシステム株式会社 変復調方法および変復調装置
HUP0103219A3 (en) 1998-12-21 2002-02-28 Koninkl Philips Electronics Nv Device and method for encoding n-bit source words into correspo
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
DE10101346B4 (de) * 2000-03-08 2009-12-24 International Business Machines Corp. Verfahren zum automatischen Umsetzen von Daten, die in einem bestimmten Laufzeitcodierungssystem erzeugt wurden, für die Verarbeitung in einem anderen Laufzeitcodierungssystem
KR20020087001A (ko) * 2000-04-25 2002-11-21 코닌클리케 필립스 일렉트로닉스 엔.브이. 엔-비트 소스어를 대응한 엠-비트 채널어로, 이와 반대로인코딩 및 디코딩하는 장치
JP2002261619A (ja) 2001-02-28 2002-09-13 Toshiba Corp データ符号化方法、データ符号化装置及び記憶媒体
US6580951B2 (en) 2001-06-13 2003-06-17 Ultrak, Inc. Communications distribution apparatus and method
US6892246B2 (en) * 2001-06-13 2005-05-10 Alan N. Cooper Computer system and method for storing video data
KR100960541B1 (ko) * 2005-11-22 2010-06-03 인텔 코포레이션 직렬 링크를 위한 신호 천이 특성 기반 코딩 방법과 장치, 머신 판독 가능한 매체 및 데이터 프로세싱 시스템
JP4647583B2 (ja) * 2006-12-13 2011-03-09 株式会社イシダ パルス再生装置及び通信システム
US7750827B2 (en) 2006-10-18 2010-07-06 Ishida Co. Ltd. Coding device, pulse regenerating device, and communications system
JP4540652B2 (ja) * 2006-10-18 2010-09-08 株式会社イシダ 符号化装置
EP1990918A1 (en) 2007-05-07 2008-11-12 Deutsche Thomson OHG Method and apparatus for channel coding
KR20090085257A (ko) * 2008-02-04 2009-08-07 삼성전자주식회사 Ｄｓｖ 제어 방법, 이에 적합한 기록매체 및 장치
WO2009103723A1 (en) * 2008-02-22 2009-08-27 Thomson Licensing Method for channel encoding, method and apparatus for channel decoding
EP2093884A1 (en) 2008-02-22 2009-08-26 Deutsche Thomson OHG Method for channel encoding, method and apparatus for channel decoding
US20100077264A1 (en) * 2008-09-22 2010-03-25 Freitas Oscar W Serialization algorithm for functional esd robustness

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3374475A (en) * 1965-05-24 1968-03-19 Potter Instrument Co Inc High density recording system
US3564557A (en) * 1968-05-21 1971-02-16 Honeywell Inc Self-clocking recording
US3906485A (en) * 1973-06-13 1975-09-16 Ibm Data coding circuits for encoded waveform with constrained charge accumulation
SU575677A1 (ru) * 1976-03-19 1977-10-05 Предприятие П/Я В-2655 Способ записи двоичной информации на магнитный носитель

Also Published As

Publication number Publication date
US4337458A (en) 1982-06-29
CA1152649A (en) 1983-08-23
JPS56149152A (en) 1981-11-18

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