SG87129A1 - Data encoding systems - Google Patents

Data encoding systems

Info

Publication number
SG87129A1
SG87129A1 SG200003552A SG200003552A SG87129A1 SG 87129 A1 SG87129 A1 SG 87129A1 SG 200003552 A SG200003552 A SG 200003552A SG 200003552 A SG200003552 A SG 200003552A SG 87129 A1 SG87129 A1 SG 87129A1
Authority
SG
Singapore
Prior art keywords
data encoding
encoding systems
systems
data
encoding
Prior art date
Application number
SG200003552A
Other languages
English (en)
Inventor
D Cideciyan Roy
Darrel Coker Jonathan
Stavros Eleftheriou Evangelos
Leo Galbraith Richard
Truax Todd
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of SG87129A1 publication Critical patent/SG87129A1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • 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
    • 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
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • 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
    • H03M13/31—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 combining coding for error detection or correction and efficient use of the spectrum
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
    • H03M5/145—Conversion to or from block codes or representations thereof
    • 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
    • H04L1/0041—Arrangements at the transmitter end
    • 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
    • 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/007—Unequal error protection
    • 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
    • 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
    • G11B2020/1434—8 to 9 modulation
    • 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
    • G11B2020/1446—16 to 17 modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
SG200003552A 1999-07-12 2000-06-24 Data encoding systems SG87129A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99113399 1999-07-12

Publications (1)

Publication Number Publication Date
SG87129A1 true SG87129A1 (en) 2002-03-19

Family

ID=8238567

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200003552A SG87129A1 (en) 1999-07-12 2000-06-24 Data encoding systems

Country Status (5)

Country Link
US (1) US6557124B1 (ko)
JP (1) JP3363432B2 (ko)
KR (1) KR100403946B1 (ko)
GB (1) GB2355165B (ko)
SG (1) SG87129A1 (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020025239A (ko) * 2000-06-27 2002-04-03 추후 연결된 에러 정정 코드를 구비하는 자기 기록 채널에서비동일 보호를 가지는 인코딩 방법 및 장치
WO2003028326A1 (en) * 2001-09-24 2003-04-03 Koninklijke Philips Electronics N.V. Infrared communications systems comprising a coding function to reduce the maximum number of consecutive spaces in the signal sent
US7228480B1 (en) * 2001-12-11 2007-06-05 Maxtor Corporation Rate-1 coding for increasing timing information in recording data
US7320094B2 (en) * 2003-07-22 2008-01-15 Intel Corporation Retraining derived clock receivers
US7395482B2 (en) 2003-12-18 2008-07-01 International Business Machines Corporation Data storage systems
FR2868895B1 (fr) * 2004-04-09 2006-06-16 Thales Sa Procede de transmission serie de donnees entre un emetteur et un recepteur
US7030789B1 (en) 2004-12-01 2006-04-18 Hitachi Global Storage Technologies Netherlands B.V. Techniques for applying modulation constraints to data using periodically changing symbol mappings
US7064687B1 (en) 2005-01-31 2006-06-20 Hitachi Global Storage Technologies Netherlands B.V. Techniques for modulating data using short block encoders
US7071851B1 (en) 2005-01-31 2006-07-04 Hitachi Global Storage Technologies Netherlands B.V. Techniques for implementing non-uniform constraints in modulation encoded data
US7126502B2 (en) * 2005-02-01 2006-10-24 Hitachi Global Storage Technologies Netherlands B.V. Techniques for using interleaved encoders to obtain modulation constraints
US7142134B2 (en) * 2005-02-01 2006-11-28 Hitachi Global Storage Technologies Netherlands B.V. Techniques for generating modulation codes using running substitutions
JP2006277903A (ja) * 2005-03-30 2006-10-12 Hitachi Global Storage Technologies Netherlands Bv 符号化装置、及び復号装置
US7714748B1 (en) * 2005-07-22 2010-05-11 Marvell International Ltd. Systems and methods for constructing high-rate constrained codes
JP4765964B2 (ja) * 2007-03-05 2011-09-07 ソニー株式会社 符号化方法および符号化装置、並びに復号方法および復号装置
PL2183867T3 (pl) * 2007-08-14 2014-10-31 Lg Electronics Inc Sposób transmisji danych
US7777652B2 (en) * 2008-10-29 2010-08-17 Silicon Image, Inc. Coding system for memory systems employing high-speed serial links
US20130325883A1 (en) * 2012-06-01 2013-12-05 Kelsey L. Bruso Preserving data integrity across incompatible computer architectures
US9027147B2 (en) * 2013-05-13 2015-05-05 Hewlett-Packard Development Company, L.P. Verification of serialization codes
GB2514165B (en) * 2013-05-16 2015-06-24 Canon Kk Transmission errors management in a communication system
US20230254108A1 (en) * 2022-02-08 2023-08-10 Samsung Display Co., Ltd. System and method for efficient transition encoding

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2315650A (en) * 1996-07-23 1998-02-04 Samsung Electronics Co Ltd Run length limited coding method
US5731768A (en) * 1996-01-31 1998-03-24 Seagate Technology, Inc. Method and apparatus for implementing codes with maximum transition run length
US5748119A (en) * 1995-09-18 1998-05-05 Samsung Electronics Co., Ltd. Devices and methods for channel-encoding and channel-decoding of digital data

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486739A (en) * 1982-06-30 1984-12-04 International Business Machines Corporation Byte oriented DC balanced (0,4) 8B/10B partitioned block transmission code
JPH06197024A (ja) * 1992-11-09 1994-07-15 Sony Corp 変調方法、変調装置及び復調装置
US5859601A (en) 1996-04-05 1999-01-12 Regents Of The University Of Minnesota Method and apparatus for implementing maximum transition run codes
JP3207123B2 (ja) 1996-08-07 2001-09-10 富士通株式会社 最尤検出方法及び情報記録再生装置
US5968199A (en) 1996-12-18 1999-10-19 Ericsson Inc. High performance error control decoder
US6097320A (en) * 1998-01-20 2000-08-01 Silicon Systems, Inc. Encoder/decoder system with suppressed error propagation
JP4058153B2 (ja) * 1998-02-25 2008-03-05 株式会社日立グローバルストレージテクノロジーズ 符号化方法およびそれを用いた記録再生装置
US6241778B1 (en) * 1999-06-18 2001-06-05 Lucent Technologies Inc. Methods and apparatus for implementing run-length limited and maximum transition run codes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748119A (en) * 1995-09-18 1998-05-05 Samsung Electronics Co., Ltd. Devices and methods for channel-encoding and channel-decoding of digital data
US5731768A (en) * 1996-01-31 1998-03-24 Seagate Technology, Inc. Method and apparatus for implementing codes with maximum transition run length
GB2315650A (en) * 1996-07-23 1998-02-04 Samsung Electronics Co Ltd Run length limited coding method

Also Published As

Publication number Publication date
GB0016683D0 (en) 2000-08-23
JP2001060872A (ja) 2001-03-06
KR100403946B1 (ko) 2003-11-01
US6557124B1 (en) 2003-04-29
GB2355165B (en) 2003-10-22
GB2355165A (en) 2001-04-11
KR20010015164A (ko) 2001-02-26
JP3363432B2 (ja) 2003-01-08

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