DE3045226A1 - Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale - Google Patents

Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale

Info

Publication number
DE3045226A1
DE3045226A1 DE19803045226 DE3045226A DE3045226A1 DE 3045226 A1 DE3045226 A1 DE 3045226A1 DE 19803045226 DE19803045226 DE 19803045226 DE 3045226 A DE3045226 A DE 3045226A DE 3045226 A1 DE3045226 A1 DE 3045226A1
Authority
DE
Germany
Prior art keywords
data
recording
recorded
transducer
circuit
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
DE19803045226
Other languages
German (de)
English (en)
Other versions
DE3045226C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Jürgen Dipl.-Ing. 6104 Seeheim Heitmann
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.)
Philips GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE19803045226 priority Critical patent/DE3045226A1/de
Priority to US06/319,786 priority patent/US4415938A/en
Priority to JP56190968A priority patent/JPS57123514A/ja
Publication of DE3045226A1 publication Critical patent/DE3045226A1/de
Application granted granted Critical
Publication of DE3045226C2 publication Critical patent/DE3045226C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H04N5/945—Signal drop-out compensation for signals recorded by pulse code 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
DE19803045226 1980-12-01 1980-12-01 Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale Granted DE3045226A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19803045226 DE3045226A1 (de) 1980-12-01 1980-12-01 Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale
US06/319,786 US4415938A (en) 1980-12-01 1981-11-09 Method and system for error correction in digital video signal recording
JP56190968A JPS57123514A (en) 1980-12-01 1981-11-30 Method of and apparatus for correcting affected digital coded data recorded on magnetic tapes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803045226 DE3045226A1 (de) 1980-12-01 1980-12-01 Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale

Publications (2)

Publication Number Publication Date
DE3045226A1 true DE3045226A1 (de) 1982-07-01
DE3045226C2 DE3045226C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-08-02

Family

ID=6118019

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803045226 Granted DE3045226A1 (de) 1980-12-01 1980-12-01 Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale

Country Status (3)

Country Link
US (1) US4415938A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57123514A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3045226A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005769A1 (de) * 1989-02-28 1990-08-30 Samsung Electronics Co Ltd Vorrichtung und verfahren zur fehlerueberpruefung in einem digitalen tonbandgeraet

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3341628A1 (de) * 1983-11-17 1985-05-30 Polygram Gmbh, 2000 Hamburg Geraeteanordnung zur fehlerermittlung bei plattenfoermigen informationstraegern
KR910001466B1 (ko) * 1985-07-12 1991-03-07 마쯔시다덴기산교 가부시기가이샤 영상신호의 신호처리장치
DE3718566C2 (de) * 1987-06-03 1993-10-28 Broadcast Television Syst Verfahren zur Synchronisation von auf Magnetband gespeicherten Datensignalen
DE3744077A1 (de) * 1987-12-24 1989-07-06 Bosch Gmbh Robert Anordnung zur wiedergabe von audiosignalen
US5267100A (en) * 1988-02-14 1993-11-30 Kabushiki Kaisha Kenwood Magnetic recording apparatus with erroneous recording compensation
US5175655A (en) * 1989-07-17 1992-12-29 Canon Kabushiki Kaisha Method and apparatus for verifying a signal recorded in an encoded form on a medium
JP2524857B2 (ja) * 1990-04-09 1996-08-14 ティアツク株式会社 画像再生装置
KR930001641B1 (ko) * 1991-01-22 1993-03-08 삼성전자 주식회사 데이타 기록장치 및 방법
US5204708A (en) * 1991-12-20 1993-04-20 Eastman Kodak Company Method and apparatus for magnetically communicating via a photographic filmstrip with enhanced reliability
US5357520A (en) * 1992-01-31 1994-10-18 International Business Machines Corporation Method and apparatus for precompensation value determination in a PRML data channel
US5499147A (en) * 1993-12-02 1996-03-12 Industrial Technology Research Institute Rotary head recording and reproduction apparatus with memory and method of operation which compares a reproduced signal with an original signal
JP3295940B2 (ja) * 1995-03-17 2002-06-24 株式会社日立製作所 磁気記録装置および光磁気記録装置
US6226441B1 (en) * 1996-01-26 2001-05-01 Exabyte Corporation Multipurpose digital recording method and apparatus and media therefor
JPH10241108A (ja) * 1997-02-24 1998-09-11 Hewlett Packard Co <Hp> 磁気媒体データ書込み及び保全性検証装置
US8451702B2 (en) 2011-08-22 2013-05-28 Oracle International Corporation Direct read after write for optical storage device
US9875769B1 (en) 2016-08-22 2018-01-23 Oracle International Corporation Optical storage system divider based draw verification with digitally synthesized writing laser pulse signal
US9899055B1 (en) 2016-08-22 2018-02-20 Oracle International Corporation Optical storage system divider based draw verification
US9911450B1 (en) 2016-08-22 2018-03-06 Oracle International Corporation Optical storage system divider based draw verification with automatic bias or delay adjustment
US10176837B2 (en) 2016-11-18 2019-01-08 Oracle International Corporation Optical storage system divider based DRAW verification with high frequency writing strategy pattern

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1424388A1 (de) * 1960-07-29 1968-10-10 Gen Electric Verfahren zum Prueflesen von Magnetbaendern
DE2921387A1 (de) * 1978-05-26 1979-11-29 Cii Honeywell Bull Vorrichtung zur ermittlung von fehlerhaften sektoren und zuweisung von ersatzsektoren in einem plattenspeicher

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3337859A (en) * 1964-04-16 1967-08-22 Ampex Read amplifier baseline stabilization
US3434156A (en) * 1965-02-17 1969-03-18 Rca Corp Write verification for a recording system
US3510857A (en) * 1967-06-16 1970-05-05 J C Kennedy Co Tape recording error check system
US3653011A (en) * 1970-04-15 1972-03-28 Ncr Co Three pole tip read after write transducer
US3810236A (en) * 1972-04-12 1974-05-07 Sperry Rand Corp Data recording and verification system
JPS4933532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-07-26 1974-03-28

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1424388A1 (de) * 1960-07-29 1968-10-10 Gen Electric Verfahren zum Prueflesen von Magnetbaendern
DE2921387A1 (de) * 1978-05-26 1979-11-29 Cii Honeywell Bull Vorrichtung zur ermittlung von fehlerhaften sektoren und zuweisung von ersatzsektoren in einem plattenspeicher

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IBM TDB, Vol. 18, Nr. 5, Okt. 75, S. 1577 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005769A1 (de) * 1989-02-28 1990-08-30 Samsung Electronics Co Ltd Vorrichtung und verfahren zur fehlerueberpruefung in einem digitalen tonbandgeraet

Also Published As

Publication number Publication date
JPS57123514A (en) 1982-08-02
DE3045226C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-08-02
US4415938A (en) 1983-11-15

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8120 Willingness to grant licences paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BTS BROADCAST TELEVISION SYSTEMS GMBH, 6100 DARMST

8339 Ceased/non-payment of the annual fee