ATE246391T1 - Verfahren zur dekodierung von einem strom von kanalbits - Google Patents

Verfahren zur dekodierung von einem strom von kanalbits

Info

Publication number
ATE246391T1
ATE246391T1 AT00922502T AT00922502T ATE246391T1 AT E246391 T1 ATE246391 T1 AT E246391T1 AT 00922502 T AT00922502 T AT 00922502T AT 00922502 T AT00922502 T AT 00922502T AT E246391 T1 ATE246391 T1 AT E246391T1
Authority
AT
Austria
Prior art keywords
stream
channel
bits
corrected
channel bits
Prior art date
Application number
AT00922502T
Other languages
English (en)
Inventor
Dijk Marten E Van
Willem M J M Coene
Constant P M J Baggen
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE246391T1 publication Critical patent/ATE246391T1/de

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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G11B20/10203—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter baseline correction
    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10268—Improvement or modification of read or write signals bit detection or demodulation methods
    • G11B20/10277—Improvement or modification of read or write signals bit detection or demodulation methods the demodulation process being specifically adapted to partial response channels, e.g. PRML decoding
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • 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
    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1809—Pulse code modulation systems for audio signals by interleaving
    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • 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
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • 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
    • G11B20/1496—Digital recording or reproducing using self-clocking codes characterised by the use of more than three levels
    • 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
    • G11B2020/1461—8 to 14 modulation, e.g. the EFM code used on CDs or mini-discs
    • 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
    • G11B2020/1465—8 to 16 modulation, e.g. the EFM+ code used on DVDs
    • 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
    • G11B2020/1469—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof modulation code with one or more merging bits between consecutive codewords

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Signal Processing For Recording (AREA)
  • Error Detection And Correction (AREA)
  • Analogue/Digital Conversion (AREA)
AT00922502T 1999-03-23 2000-03-07 Verfahren zur dekodierung von einem strom von kanalbits ATE246391T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP99200873 1999-03-23
EP99202061 1999-06-28
PCT/EP2000/001971 WO2000057417A1 (en) 1999-03-23 2000-03-07 Method of decoding a stream of channel bits of a signal relating to a binary channel signal into a stream of source bits of a signal relating to a binary source signal

Publications (1)

Publication Number Publication Date
ATE246391T1 true ATE246391T1 (de) 2003-08-15

Family

ID=26153282

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00922502T ATE246391T1 (de) 1999-03-23 2000-03-07 Verfahren zur dekodierung von einem strom von kanalbits

Country Status (8)

Country Link
US (1) US6362754B1 (de)
EP (1) EP1082721B1 (de)
JP (1) JP2002540660A (de)
KR (1) KR20010043734A (de)
AT (1) ATE246391T1 (de)
DE (1) DE60004144T2 (de)
TW (1) TW523735B (de)
WO (1) WO2000057417A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6604219B1 (en) * 2000-02-02 2003-08-05 Calimetrics, Inc. DC control of a multilevel signal
CN1381053A (zh) * 2000-03-30 2002-11-20 皇家菲利浦电子有限公司 用于把二进制源信号的比特流编码成二进制信道信号的比特流的方法
WO2001075875A1 (en) * 2000-03-30 2001-10-11 Koninklijke Philips Electronics N.V. A method for encoding a stream of bits of a binary source signal into a stream of bits of a binary channel signal
US6732320B1 (en) * 2000-04-28 2004-05-04 Promos Technologies Inc. Method and system for improved error correction in optical media data processing
NZ516523A (en) * 2000-05-10 2003-08-29 Konink Philips Electronics N Method of converting a stream of databits of a binary information signal into a stream of databits of a constrained binary channel signal, device for encoding, signal comprising a stream of databits of a constrained binary channel signal, record carrier, method for decoding, device for decoding
PL353622A1 (en) * 2000-08-14 2003-12-01 Koninklije Philips Electronics N.V.Koninklije Philips Electronics N.V. Method of device for adding or extracting a secondary information signal to/from a rll code sequence
JP2004507030A (ja) * 2000-08-22 2004-03-04 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ ビットストリームを記憶又は復号化する方法
CN1747038B (zh) * 2000-11-14 2011-10-19 皇家飞利浦电子股份有限公司 带水印的记录载体
BR0205394A (pt) 2001-05-22 2003-07-01 Koninkl Philips Electronics Nv Portador de gravação para armazenar um trabalho digital, método para gravar um trabalho digital em um portador de gravação, e, dispositivos para gravar, um trabalho digital em um portador de gravação, e para ler o portador de gravação
WO2003019542A1 (en) * 2001-08-24 2003-03-06 Koninklijke Philips Electronics N.V. Optical record carrier recording method and apparatus
JP4261334B2 (ja) * 2003-12-26 2009-04-30 株式会社東芝 ディスク装置及びディスク再生方法
WO2005071676A2 (en) * 2004-01-19 2005-08-04 Koninklijke Philips Electronics N.V. Embedding a secondary information signal in a channel data stream
TWI302306B (en) * 2004-12-30 2008-10-21 Ind Tech Res Inst State modulation method and apparatus for inserting state control codes
WO2010097834A1 (ja) * 2009-02-26 2010-09-02 東芝ストレージデバイス株式会社 誤り訂正回路及びディスク記憶装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL186790C (nl) 1980-07-14 1991-02-18 Philips Nv Werkwijze voor het coderen van een reeks van blokken tweetallige databits in een reeks van blokken van tweetallige kanaalbits, alsmede modulator, demodulator en registratiedrager te gebruiken bij de werkwijze.
NL8801076A (nl) * 1988-04-26 1989-11-16 Philips Nv Inrichting voor het optekenen van een digitaal informatiesignaal.
US5115438A (en) * 1988-08-04 1992-05-19 Siemens Aktiengesellschaft Method for redundancy-saving, error-correcting coding in digital radio link systems having multi-level modulation
DE68928101T2 (de) * 1989-03-28 1997-12-04 Polygram Manufacturing & Distr Verfahren zur Übertragung eines Übertragungssignals und eine Übertragungsvorrichtung und eine Empfangseinrichtung zur Anwendung in dem Verfahren
FI87868C (fi) * 1989-11-09 1993-02-25 Nokia Mobile Phones Ltd Slingfilter foer en frekvenssyntetisator
NL9000327A (nl) * 1990-02-12 1991-09-02 Philips Nv Informatieoptekeninrichting.
NL9002070A (nl) * 1990-09-21 1992-04-16 Philips Nv Inrichting voor het optekenen van een digitaal informatiesignaal in een registratiedrager.
NL9002772A (nl) * 1990-09-21 1992-04-16 Philips Nv Inrichting voor het optekenen van een digitaal informatiesignaal in een registratiedrager.
US5243343A (en) * 1990-12-03 1993-09-07 Zeelan Technology, Inc. Signal acquisition system utilizing ultra-wide time range time base
JP2776209B2 (ja) * 1993-07-22 1998-07-16 日本ビクター株式会社 光ディスク及び情報記録再生装置
ATE173110T1 (de) * 1994-02-15 1998-11-15 Koninkl Philips Electronics Nv Verfahren zur umwandlung von m-bit informationsworten in ein moduliertes signal, verfahren zum herstellen eines aufzeichungsträgers, kodier-, dekodier-, aufzeichnungs- und lesevorrichtung sowie aufzeichnungsträger
TW267279B (de) 1994-04-05 1996-01-01 Philips Electronics Nv
US5699413A (en) * 1995-12-13 1997-12-16 Motorola, Inc. Voice data modem, voice data method and voice data modem system
EP0888612A4 (de) 1996-03-22 1999-12-29 Calimetrics Inc Vorrichtung und verfahren zur herstellung und verwendung eines mit löchern unterschiedlichen tiefen optischen datenträgers
US5943368A (en) * 1996-07-08 1999-08-24 U.S. Philips Corporation Transmission, recording and reproduction of a digital information signal
JP3963037B2 (ja) * 1997-03-19 2007-08-22 ソニー株式会社 記録装置及び再生装置

Also Published As

Publication number Publication date
KR20010043734A (ko) 2001-05-25
EP1082721A1 (de) 2001-03-14
WO2000057417A1 (en) 2000-09-28
US6362754B1 (en) 2002-03-26
TW523735B (en) 2003-03-11
DE60004144T2 (de) 2004-05-27
JP2002540660A (ja) 2002-11-26
EP1082721B1 (de) 2003-07-30
DE60004144D1 (de) 2003-09-04

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