FR2492203A1 - Systeme de memorisation et de restitution de donnees numeriques sur magnetoscopes - Google Patents

Systeme de memorisation et de restitution de donnees numeriques sur magnetoscopes Download PDF

Info

Publication number
FR2492203A1
FR2492203A1 FR8119018A FR8119018A FR2492203A1 FR 2492203 A1 FR2492203 A1 FR 2492203A1 FR 8119018 A FR8119018 A FR 8119018A FR 8119018 A FR8119018 A FR 8119018A FR 2492203 A1 FR2492203 A1 FR 2492203A1
Authority
FR
France
Prior art keywords
data
coding
line
information
words
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.)
Granted
Application number
FR8119018A
Other languages
English (en)
French (fr)
Other versions
FR2492203B3 (enExample
Inventor
Richard John Taylor
Paul Roderick Noel Kellar
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.)
Micro Consultants Ltd
Original Assignee
Micro Consultants Ltd
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 Micro Consultants Ltd filed Critical Micro Consultants Ltd
Publication of FR2492203A1 publication Critical patent/FR2492203A1/fr
Application granted granted Critical
Publication of FR2492203B3 publication Critical patent/FR2492203B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
FR8119018A 1980-10-09 1981-10-09 Systeme de memorisation et de restitution de donnees numeriques sur magnetoscopes Granted FR2492203A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8032631 1980-10-09

Publications (2)

Publication Number Publication Date
FR2492203A1 true FR2492203A1 (fr) 1982-04-16
FR2492203B3 FR2492203B3 (enExample) 1983-07-01

Family

ID=10516570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8119018A Granted FR2492203A1 (fr) 1980-10-09 1981-10-09 Systeme de memorisation et de restitution de donnees numeriques sur magnetoscopes

Country Status (3)

Country Link
US (1) US4467373A (enExample)
DE (1) DE3140213A1 (enExample)
FR (1) FR2492203A1 (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1196106A (en) * 1982-04-28 1985-10-29 Tsuneo Furuya Method and apparatus for error correction
JPS58198935A (ja) * 1982-05-15 1983-11-19 Sony Corp デ−タ伝送方法
JPS5922208A (ja) * 1982-07-06 1984-02-04 Victor Co Of Japan Ltd デイジタル情報信号記録方式
GB2126760B (en) * 1982-08-20 1985-08-29 Sony Corp Error correction of digital television signals
GB2139843B (en) * 1983-05-11 1987-07-08 Sony Corp Digital video tape recorder apparatus
US4564945A (en) * 1983-06-20 1986-01-14 Reference Technology, Inc. Error-correction code for digital data on video disc
GB2143659B (en) * 1983-07-19 1986-11-05 Sony Corp Methods of and apparatus for correcting errors in binary data
US4839745A (en) * 1984-06-25 1989-06-13 Kirsch Technologies, Inc. Computer memory back-up
US4667326A (en) * 1984-12-20 1987-05-19 Advanced Micro Devices, Inc. Method and apparatus for error detection and correction in systems comprising floppy and/or hard disk drives
JPS61158078A (ja) * 1984-12-28 1986-07-17 Sony Corp 情報再生装置
JPS61244184A (ja) * 1985-04-23 1986-10-30 Hitachi Ltd ディジタルデータ変換システム
US5202979A (en) * 1985-05-08 1993-04-13 Thinking Machines Corporation Storage system using multiple independently mechanically-driven storage units
US4680651A (en) * 1986-08-19 1987-07-14 Eastman Kodak Company Timing signal dropout compensation circuit
JPH0773363B2 (ja) * 1988-01-21 1995-08-02 パイオニア株式会社 信号再生処理装置
US5283791A (en) * 1988-08-02 1994-02-01 Cray Research Systems, Inc. Error recovery method and apparatus for high performance disk drives
US5218689A (en) * 1988-08-16 1993-06-08 Cray Research, Inc. Single disk emulation interface for an array of asynchronously operating disk drives
JP2600373B2 (ja) * 1989-05-11 1997-04-16 松下電器産業株式会社 光ディスク記録再生装置
US5142422A (en) * 1989-11-09 1992-08-25 Exabyte Corporation Dual channel helical recorder
US5068878A (en) * 1990-02-06 1991-11-26 Eastman Kodak Company Method and apparatus for data interleave with pseudo-randomized resynchronization
GB9513891D0 (en) * 1995-07-07 1995-09-06 Danmere Limited Data backup
JP3545137B2 (ja) * 1996-08-29 2004-07-21 三洋電機株式会社 コード多重／読取装置
US5978488A (en) * 1998-09-03 1999-11-02 Margolin; Jed Simulated AM radio
US6367047B1 (en) 1998-10-20 2002-04-02 Ecrix Multi-level error detection and correction technique for data storage recording device
US6381706B1 (en) 1998-10-20 2002-04-30 Ecrix Corporation Fine granularity rewrite method and apparatus for data storage device
US6307701B1 (en) 1998-10-20 2001-10-23 Ecrix Corporation Variable speed recording method and apparatus for a magnetic tape drive
US6246551B1 (en) * 1998-10-20 2001-06-12 Ecrix Corporation Overscan helical scan head for non-tracking tape subsystems reading at up to 1X speed and methods for simulation of same
US6308298B1 (en) 1998-11-16 2001-10-23 Ecrix Corporation Method of reacquiring clock synchronization on a non-tracking helical scan tape device
US6367048B1 (en) 1998-11-16 2002-04-02 Mcauliffe Richard Method and apparatus for logically rejecting previously recorded track residue from magnetic media
US6421805B1 (en) 1998-11-16 2002-07-16 Exabyte Corporation Rogue packet detection and correction method for data storage device
US6603618B1 (en) 1998-11-16 2003-08-05 Exabyte Corporation Method and system for monitoring and adjusting tape position using control data packets
US6364234B1 (en) 2000-03-10 2002-04-02 Michael Donald Langiano Tape loop/slack prevention method and apparatus for tape drive
US6624960B1 (en) 2000-03-10 2003-09-23 Exabyte Corporation Current sensing drum/cleaning wheel positioning method and apparatus for magnetic storage system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5380105A (en) * 1976-12-24 1978-07-15 Sony Corp Digital signal transmission method
GB1599156A (en) * 1976-12-24 1981-09-30 Indep Broadcasting Authority Recording digital signals
JPS53142208A (en) * 1977-05-18 1978-12-11 Teac Corp Method of recording pcm signal
MX4130E (es) * 1977-05-20 1982-01-04 Amdahl Corp Mejoras en sistema de procesamiento de datos y escrutinio de informacion utilizando sumas de comprobacion
US4211997A (en) * 1978-11-03 1980-07-08 Ampex Corporation Method and apparatus employing an improved format for recording and reproducing digital audio
JPS5654140A (en) * 1979-10-09 1981-05-14 Sony Corp Transmission method for pcm signal
US4352129A (en) * 1980-02-01 1982-09-28 Independent Broadcasting Authority Digital recording apparatus
US4376955A (en) * 1980-02-28 1983-03-15 Rca Corporation Two dimensional adaptive dropout compensator and chroma inverter
US4355324A (en) * 1980-03-03 1982-10-19 Rca Corporation Sampled or digitized color in a high speed search record and replay system
GB2075728B (en) * 1980-05-01 1984-02-01 Sony Corp Processing binary data

Also Published As

Publication number Publication date
FR2492203B3 (enExample) 1983-07-01
DE3140213A1 (de) 1982-06-16
US4467373A (en) 1984-08-21

Similar Documents

Publication Publication Date Title
FR2492203A1 (fr) Systeme de memorisation et de restitution de donnees numeriques sur magnetoscopes
CA2035112C (fr) Interface de restructuration de trames pour trains numeriques multiplexes par multiplexage temporel d'affluents numeriques a differents debits
FR2490049A1 (fr) Appareil de correction de base de temps
FR2590099A1 (fr) Procede pour transmettre une image de haute definition par un canal de communication a bande etroite
CH648141A5 (fr) Procede et appareil de detection d'un point de montage sur un support d'enregistrement.
FR2467520A1 (fr) Dispositif d'enregistrement de videodisque et dispositif decodeur de videodisque avec appareil pour la synchronisation du cadrage du mot de donnee enregistre et du tourne-videodisque sur le mot de donnee enregistre
EP0540403B1 (fr) Système d'analyse vidéo du montage d'un programme télévisé diffusé ou enregistré et son utilisation pour les techniques de post production, notamment multilingues
FR2475339A1 (fr) Appareil et procede d'enregistrement et de reproduction numerique
CA2038519C (fr) Unite de commutation elementaire pour equipement de brassage de trains numeriques multiplexes par multiplexage temporel d'affluents numeriques a differents debits
EP0441692A1 (fr) Procédé de commande d'un écran matriciel comportant deux parties indépendantes et dispositif pour sa mise en oeuvre
CH638359A5 (fr) Procede et dispositif de traitement d'un signal video en couleur.
FR2511826A1 (fr) Procede et appareil pour transmettre des informations numeriques par canal de television
EP0077239A1 (fr) Dispositif de correction spatiale pour analyseur d'images
JP3897833B2 (ja) 情報記録装置及び情報再生装置
EP0668004B1 (fr) Procede et dispositif de reduction de debit pour l'enregistrement d'images sur magnetoscope
FR2543387A1 (enExample)
EP1432246A1 (fr) Procede et dispositif de decodage et d'affichage en marche arriere d'images mpeg, circuit pilote video et boitier decodeur incorporant un tel dispositif
FR2664456A1 (fr) Circuit de lecture de signaux numeriques d'images.
FR2514588A1 (fr) Dispositif pour l'enregistrement de manifestations numeriques d'un signal analogique continu dans le temps et dispositif pour le traitement de sa manifestation numerique enregistree
FR2823050A1 (fr) Dispositif implementant conjointement un post-traitement et un decodage de donnees
EP0019503B1 (fr) Procédé de codage de signaux binaires de numérotation d'images emmagasinées sur un support d'enregistrement, dispositif de lecture des signaux ainsi codés et appareil de diffusion de signaux audiovisuels comportant un tel dispositif
EP0325509B1 (fr) Dispositif de permutation de lignes de télévision par bloc
FR2513465A1 (fr) Procede et appareil pour reproduire plusieurs types d'informations de television
EP0287174A1 (fr) Dispositif d'anamorphose et système muni d'un tel dispositif
EP0015212B1 (fr) Procédé et appareil de compression de données, notamment de signaux de télévision

Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse