ATE11347T1 - Verfahren und vorrichtung zum aufzeichnen von datensignalen auf einem speichermedium. - Google Patents

Verfahren und vorrichtung zum aufzeichnen von datensignalen auf einem speichermedium.

Info

Publication number
ATE11347T1
ATE11347T1 AT80103017T AT80103017T ATE11347T1 AT E11347 T1 ATE11347 T1 AT E11347T1 AT 80103017 T AT80103017 T AT 80103017T AT 80103017 T AT80103017 T AT 80103017T AT E11347 T1 ATE11347 T1 AT E11347T1
Authority
AT
Austria
Prior art keywords
defect
storage medium
data signals
recording
signal
Prior art date
Application number
AT80103017T
Other languages
German (de)
English (en)
Inventor
Stanley R. Szerlip
Original Assignee
Discovision Associates
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 Discovision Associates filed Critical Discovision Associates
Application granted granted Critical
Publication of ATE11347T1 publication Critical patent/ATE11347T1/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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1883—Methods for assignment of alternate areas for defective areas
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • 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
    • G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
    • G11B20/1415—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol conversion to or from pulse frequency coding
    • 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
    • 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
    • G11B20/182—Testing using test patterns
    • 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
    • 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
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • 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
    • 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
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215—Recordable discs
    • G11B2220/218—Write-once discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AT80103017T 1979-06-04 1980-05-30 Verfahren und vorrichtung zum aufzeichnen von datensignalen auf einem speichermedium. ATE11347T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4511279A 1979-06-04 1979-06-04
EP80103017A EP0019924B1 (de) 1979-06-04 1980-05-30 Verfahren und Vorrichtung zum Aufzeichnen von Datensignalen auf einem Speichermedium

Publications (1)

Publication Number Publication Date
ATE11347T1 true ATE11347T1 (de) 1985-02-15

Family

ID=21936061

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80103017T ATE11347T1 (de) 1979-06-04 1980-05-30 Verfahren und vorrichtung zum aufzeichnen von datensignalen auf einem speichermedium.

Country Status (5)

Country Link
EP (1) EP0019924B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5625240A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE11347T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3069962D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK71686A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56145529A (en) * 1980-04-15 1981-11-12 Matsushita Electric Ind Co Ltd Signal recording and reproducing system
US4980878A (en) * 1981-02-02 1990-12-25 Discovision Associates Method and apparatus for scanning a recording medium for defects
US4571716A (en) * 1981-02-02 1986-02-18 Discovision Associates Method and apparatus for scanning a recording medium for defects
US4523304A (en) * 1981-04-17 1985-06-11 Matsushita Electric Industrial Co., Ltd. Optical data recording and reproducing apparatus
JPS57200912A (en) * 1981-06-04 1982-12-09 Pioneer Electronic Corp Information recording system
US4412743A (en) * 1981-09-08 1983-11-01 Discovision Associates Off-axis light beam defect detector
US4494226A (en) * 1981-10-15 1985-01-15 Burroughs Corporation Three beam optical memory system
US4546462A (en) * 1981-12-04 1985-10-08 Matsushita Electric Industrial Co., Ltd. Optical data recording and reproducing apparatus
US4466088A (en) * 1981-12-21 1984-08-14 Burroughs Corporation Galvo position sensor for track selection in optical data disk system
US4556964A (en) * 1981-12-21 1985-12-03 Burroughs Corporation Technique for monitoring galvo angle
US4488277A (en) * 1982-02-10 1984-12-11 North American Philips Corporation Control system for an optical data recording apparatus
US4519056A (en) * 1982-03-15 1985-05-21 Tokyo Shibaura Denki Kabushiki Kaisha Optical disk apparatus
JPS58189840A (ja) * 1982-04-30 1983-11-05 Hitachi Ltd 光学的情報処理装置
US4768181A (en) * 1983-11-25 1988-08-30 Matsushita Electric Industrial Co., Ltd. Apparatus for determining defective or non-used sectors of an optical dish
JPS60219679A (ja) * 1984-04-13 1985-11-02 Mitsubishi Electric Corp 情報記録装置
JPH0650568B2 (ja) * 1985-03-08 1994-06-29 松下電器産業株式会社 光学記録再生装置
US4841498A (en) * 1985-03-11 1989-06-20 Matsushita Electric Industrial Co., Ltd. Information recording/reproducing apparatus with means for substituting predetermined good sectors for defective ones
JPS61208673A (ja) * 1985-03-12 1986-09-17 Matsushita Electric Ind Co Ltd 情報記録再生装置
JPS6276029A (ja) * 1985-09-30 1987-04-08 Matsushita Electric Ind Co Ltd 消去可能な光学的記録再生装置
JPS62177727A (ja) * 1986-01-30 1987-08-04 Alpine Electron Inc 光学式デイジタルオ−デイオデイスクプレ−ヤ−の音飛び防止装置
US4907215A (en) * 1986-08-27 1990-03-06 Sony Corporation Integral optical recording of product code in data areas
JPH0626968Y2 (ja) * 1987-10-28 1994-07-20 オムロン株式会社 光カード記録再生装置
BE1008066A3 (nl) * 1994-02-03 1996-01-09 Koninkl Philips Electronics Nv Inrichting voor het bepalen van de schrijfkwaliteit tijdens magnetische recording.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937368A (en) * 1956-12-12 1960-05-17 Bell Telephone Labor Inc Means for detecting marking and bypassing defective areas in a magnetic record medium
US3790755A (en) * 1961-12-08 1974-02-05 D Silverman High density information system using multiple strips
US3365706A (en) * 1964-04-15 1968-01-23 Gilbert W. King Photo-optical data storage and retrieval system employing error detection and error location identification components
US3657707A (en) * 1969-03-17 1972-04-18 Precision Instr Co Laser recording system with both surface defect and data error checking
US3761905A (en) * 1971-08-20 1973-09-25 Information Storage Systems Disc pack defect detection system
US4145758A (en) * 1977-10-25 1979-03-20 Drexler Technology Corporation Error checking method and apparatus for digital data in optical recording systems

Also Published As

Publication number Publication date
JPS5625240A (en) 1981-03-11
HK71686A (en) 1986-10-03
EP0019924B1 (de) 1985-01-16
DE3069962D1 (en) 1985-02-28
EP0019924A1 (de) 1980-12-10
JPS6260730B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-12-17

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Legal Events

Date Code Title Description
EELA Cancelled due to lapse of time