DE69320721D1 - Synchronsignaldetektor, Methode zum Detektieren des Synchronsignales sowie Demodulator - Google Patents

Synchronsignaldetektor, Methode zum Detektieren des Synchronsignales sowie Demodulator

Info

Publication number
DE69320721D1
DE69320721D1 DE69320721T DE69320721T DE69320721D1 DE 69320721 D1 DE69320721 D1 DE 69320721D1 DE 69320721 T DE69320721 T DE 69320721T DE 69320721 T DE69320721 T DE 69320721T DE 69320721 D1 DE69320721 D1 DE 69320721D1
Authority
DE
Germany
Prior art keywords
synchronous signal
demodulator
detecting
signal detector
detector
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 - Fee Related
Application number
DE69320721T
Other languages
English (en)
Other versions
DE69320721T2 (de
Inventor
Yoshihide Shimpuku
Hiroyuki Ino
Yasuyuki Chaki
Toshiyuki Nakagawa
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.)
Sony Corp
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
Application granted granted Critical
Publication of DE69320721D1 publication Critical patent/DE69320721D1/de
Publication of DE69320721T2 publication Critical patent/DE69320721T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H04L7/0083—Receiver details taking measures against momentary loss of synchronisation, e.g. inhibiting the synchronisation, using idle words or using redundant clocks
    • 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
    • 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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
    • H04L7/0278—Band edge detection
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69320721T 1992-06-30 1993-06-29 Synchronsignaldetektor, Methode zum Detektieren des Synchronsignales sowie Demodulator Expired - Fee Related DE69320721T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19457792A JP3428039B2 (ja) 1992-06-30 1992-06-30 同期信号検出器、同期信号検出方法及び復号化装置

Publications (2)

Publication Number Publication Date
DE69320721D1 true DE69320721D1 (de) 1998-10-08
DE69320721T2 DE69320721T2 (de) 1999-03-11

Family

ID=16326857

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320721T Expired - Fee Related DE69320721T2 (de) 1992-06-30 1993-06-29 Synchronsignaldetektor, Methode zum Detektieren des Synchronsignales sowie Demodulator

Country Status (6)

Country Link
US (1) US5537422A (de)
EP (1) EP0577402B1 (de)
JP (1) JP3428039B2 (de)
KR (1) KR100291373B1 (de)
DE (1) DE69320721T2 (de)
TW (1) TW214007B (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3428039B2 (ja) * 1992-06-30 2003-07-22 ソニー株式会社 同期信号検出器、同期信号検出方法及び復号化装置
JP3127655B2 (ja) * 1993-03-22 2001-01-29 ソニー株式会社 変調装置及び復調装置
JPH07254230A (ja) * 1994-03-16 1995-10-03 Toshiba Corp 記録媒体及び記録媒体への信号記録方法
JP3016337B2 (ja) * 1994-06-29 2000-03-06 三菱電機株式会社 音声伝送装置及び音声受信装置
JP3617074B2 (ja) * 1994-06-30 2005-02-02 ソニー株式会社 データ変調装置およびデータ復調装置
US5598396A (en) * 1995-02-15 1997-01-28 Matsushita Electric Industrial Co., Ltd. Optical disk reproducing apparatus
JP2882302B2 (ja) * 1995-02-24 1999-04-12 株式会社日立製作所 情報の記録方法及び再生方法
DE69613779T2 (de) * 1995-04-03 2002-05-08 Kabushiki Kaisha Toshiba, Kawasaki Aufzeichnungsmedium, datenübertragungsverfahren und -gerät und datenwiedergabeverfahren und -gerät
EP0764327B1 (de) * 1995-04-04 2001-05-09 Matsushita Electric Industrial Co., Ltd. Aufzeichnungsmedium, aufzeichnungsverfahren und -gerät, und wiedergabeverfahren und -gerät
JP3457093B2 (ja) * 1995-04-14 2003-10-14 松下電器産業株式会社 記録媒体並びにデジタル変復調方法およびその装置
US5999570A (en) * 1995-11-21 1999-12-07 Sony Corporation Transmission apparatus, sending apparatus, and receiving apparatus, and transmission method
JP3962439B2 (ja) * 1996-06-21 2007-08-22 パイオニア株式会社 情報記録装置及び情報記録方法並びに情報再生装置及び情報再生方法
EP0827310A3 (de) * 1996-08-30 2001-01-24 Sony Corporation Infrarotübertragung von digitalen Audiosignalen
JP3815826B2 (ja) * 1996-09-26 2006-08-30 富士通株式会社 デジタル信号処理装置
JP3539091B2 (ja) * 1996-10-11 2004-06-14 ソニー株式会社 データ復号方法及びデータ復号装置
JP3716421B2 (ja) * 1997-09-19 2005-11-16 ソニー株式会社 復調装置および復調方法
JP3717024B2 (ja) * 1997-12-12 2005-11-16 ソニー株式会社 復調装置および方法
JP3870573B2 (ja) 1998-08-24 2007-01-17 ソニー株式会社 変調装置および方法、記録媒体、並びに復調装置および方法
US6188940B1 (en) 1998-11-12 2001-02-13 Ford Global Technologies, Inc. Method and apparatus for determining time to fire an occupant restraint system using occupant sensor inputs
JP4348851B2 (ja) * 2000-09-21 2009-10-21 ソニー株式会社 記録媒体、ディスク記録装置および方法、並びにディスク再生装置及び方法
TWI258753B (en) * 2004-04-30 2006-07-21 Mediatek Inc Optical recording apparatus and related method
JP4743219B2 (ja) * 2008-03-07 2011-08-10 株式会社日立製作所 画像データ記録方法、および、光ディスク再生方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689899A (en) * 1971-06-07 1972-09-05 Ibm Run-length-limited variable-length coding with error propagation limitation
JPS5665313A (en) * 1979-10-29 1981-06-03 Sony Corp Data converting circuit
JPS61225920A (ja) * 1985-03-30 1986-10-07 Toshiba Corp 同期信号分離回路
DE3602808A1 (de) * 1986-01-30 1987-08-06 Siemens Ag Codiereinrichtung fuer variable wortlaengen
JP2592054B2 (ja) * 1986-01-31 1997-03-19 シャープ株式会社 データ記録方法
DE3825960A1 (de) * 1987-09-01 1989-03-16 Hitachi Ltd Verfahren und vorrichtung zur digitalen informationscodierung
JPH01118274A (ja) * 1987-10-30 1989-05-10 Canon Inc デジタルデータの記録方式
FR2627337B1 (fr) * 1988-02-17 1990-06-08 Thomson Csf Procede de codage et procede de decodage a longueur variable, dispositif de codage et dispositif de decodage pour la mise en oeuvre de ce proced
US4985700A (en) * 1988-03-01 1991-01-15 Canon Kabushiki Kaisha Variable-length coding/decoding device
JP2713574B2 (ja) * 1988-03-26 1998-02-16 株式会社日立製作所 アドレスマーク発生方法および回路
JPH03145223A (ja) * 1989-10-30 1991-06-20 Toshiba Corp 可変長符号復調装置
EP0442548B1 (de) * 1990-01-30 1995-08-02 Laboratoires D'electronique Philips S.A.S. Vorrichtungen zur variablen Längen-Kodierung und Dekodierung von digitalen Daten
US5034742A (en) * 1990-06-19 1991-07-23 The United States Of America As Represented By The Secretary Of The Navy Message compression encoder and encoding method for a communication channel
JPH0479421A (ja) * 1990-07-18 1992-03-12 Toshiba Corp 可変長符号化装置および可変長復号化装置
US5138314A (en) * 1990-07-18 1992-08-11 Sony Corporation Method for converting and/or detecting data
US5173694A (en) * 1990-10-29 1992-12-22 International Business Machines Corporation Binary data encoding and decoding using a rate 2/5 (2,18,2) code
DE69227795T2 (de) * 1991-03-30 1999-05-27 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Kodiereinrichtung für digitale Signale mit verbesserter Kanal-Blockkodierung
GB2260458B (en) * 1991-10-04 1995-03-22 Sony Broadcast & Communication Data decoder
TW219416B (de) * 1992-03-10 1994-01-21 Sony Co Ltd
JP3428039B2 (ja) * 1992-06-30 2003-07-22 ソニー株式会社 同期信号検出器、同期信号検出方法及び復号化装置
US5388993A (en) * 1992-07-15 1995-02-14 International Business Machines Corporation Method of and system for demonstrating a computer program

Also Published As

Publication number Publication date
EP0577402A2 (de) 1994-01-05
DE69320721T2 (de) 1999-03-11
JP3428039B2 (ja) 2003-07-22
TW214007B (en) 1993-10-01
EP0577402B1 (de) 1998-09-02
KR940001578A (ko) 1994-01-11
EP0577402A3 (en) 1994-07-27
US5537422A (en) 1996-07-16
KR100291373B1 (ko) 2001-06-01
JPH0620400A (ja) 1994-01-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee