GB2175123B - Information recording method - Google Patents

Information recording method

Info

Publication number
GB2175123B
GB2175123B GB8609393A GB8609393A GB2175123B GB 2175123 B GB2175123 B GB 2175123B GB 8609393 A GB8609393 A GB 8609393A GB 8609393 A GB8609393 A GB 8609393A GB 2175123 B GB2175123 B GB 2175123B
Authority
GB
United Kingdom
Prior art keywords
information recording
recording method
information
recording
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
Application number
GB8609393A
Other versions
GB2175123A (en
GB8609393D0 (en
Inventor
Satoshi Shikichi
Fumiaki Kawaguchi
Kenichi Suzuki
Masayuki Usui
Hiroshi Matsuoka
Kazuhiko Matsuoka
Hideki Hosoya
Akio Aoki
Masahiko Enari
Kazuo Minoura
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.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from JP8184485A external-priority patent/JPS61240408A/en
Priority claimed from JP8526085A external-priority patent/JPS61243991A/en
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB8609393D0 publication Critical patent/GB8609393D0/en
Publication of GB2175123A publication Critical patent/GB2175123A/en
Application granted granted Critical
Publication of GB2175123B publication Critical patent/GB2175123B/en
Expired legal-status Critical Current

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
    • G11B20/1879—Direct read-after-write methods
    • 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
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
GB8609393A 1985-04-17 1986-04-17 Information recording method Expired GB2175123B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8184485A JPS61240408A (en) 1985-04-17 1985-04-17 Recognising method for record information
JP8526085A JPS61243991A (en) 1985-04-21 1985-04-21 Information recording and reproducing method

Publications (3)

Publication Number Publication Date
GB8609393D0 GB8609393D0 (en) 1986-05-21
GB2175123A GB2175123A (en) 1986-11-19
GB2175123B true GB2175123B (en) 1989-04-26

Family

ID=26422842

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8609393A Expired GB2175123B (en) 1985-04-17 1986-04-17 Information recording method

Country Status (5)

Country Link
CA (1) CA1268252A (en)
CH (1) CH672856A5 (en)
DE (1) DE3612815A1 (en)
FR (1) FR2580850B1 (en)
GB (1) GB2175123B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872154A (en) * 1986-09-22 1989-10-03 Canon Kabushiki Kaisha Method for recording indicia for indicating presence or absence of error in medium after error checking and apparatus therefor
JPH0828046B2 (en) * 1987-01-30 1996-03-21 オリンパス光学工業株式会社 Data recording method on card-shaped recording medium
US5018124A (en) * 1987-03-31 1991-05-21 Canon Kabushiki Kaisha Information recording method and apparatus for recording information on track positioned at least two tracks ahead when abnormality of tracking servo is detected
JPH087948B2 (en) * 1987-12-28 1996-01-29 キヤノン株式会社 Information recording and playback method
JPH02192077A (en) * 1989-01-19 1990-07-27 Sharp Corp Data recording / reproducing device
JP2593721B2 (en) * 1990-01-08 1997-03-26 松下電器産業株式会社 Information recording / reproducing device
JP3020758B2 (en) * 1992-09-24 2000-03-15 キヤノン株式会社 Optical information recording / reproducing device
US5808991A (en) * 1995-03-06 1998-09-15 Canon Kabushiki Kaisha Optical information recording and reproducing apparatus and method which enable recording and verifying at the same time

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582627A (en) * 1969-06-16 1971-06-01 Burroughs Corp Automatic accounting machine
US3918027A (en) * 1974-06-24 1975-11-04 Honeywell Inf Systems Scanning and error checking apparatus for address development utilizing symmetric difference encoded data structure
GB2014346A (en) * 1977-11-18 1979-08-22 Sony Corp Tape control time code reading methods and apparatus
GB2143073A (en) * 1983-06-16 1985-01-30 Victor Company Of Japan Defect detecting apparatus for a rotary recording medium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771143A (en) * 1972-06-01 1973-11-06 Burroughs Corp Method and apparatus for providing alternate storage areas on a magnetic disk pack
JPS5061937A (en) * 1973-09-29 1975-05-27
US4685005A (en) * 1983-07-18 1987-08-04 International Business Machines Corporation Two-module-read, read-after-write, bi-directional tape drive

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582627A (en) * 1969-06-16 1971-06-01 Burroughs Corp Automatic accounting machine
US3918027A (en) * 1974-06-24 1975-11-04 Honeywell Inf Systems Scanning and error checking apparatus for address development utilizing symmetric difference encoded data structure
GB2014346A (en) * 1977-11-18 1979-08-22 Sony Corp Tape control time code reading methods and apparatus
GB2143073A (en) * 1983-06-16 1985-01-30 Victor Company Of Japan Defect detecting apparatus for a rotary recording medium

Also Published As

Publication number Publication date
FR2580850B1 (en) 1994-02-18
GB2175123A (en) 1986-11-19
CH672856A5 (en) 1989-12-29
GB8609393D0 (en) 1986-05-21
FR2580850A1 (en) 1986-10-24
CA1268252A (en) 1990-04-24
DE3612815A1 (en) 1986-10-23

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Legal Events

Date Code Title Description
817A Application for correction of clerical errors now open to opposition (sect. 117/1977)
711E Case decided by the comptroller ** specification corrected (sect. 117/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20060416