NL192705C - Inrichting voor het zonder overschrijffouten inschrijven in een optische schijf van gegevens. - Google Patents

Inrichting voor het zonder overschrijffouten inschrijven in een optische schijf van gegevens. Download PDF

Info

Publication number
NL192705C
NL192705C NL9000931A NL9000931A NL192705C NL 192705 C NL192705 C NL 192705C NL 9000931 A NL9000931 A NL 9000931A NL 9000931 A NL9000931 A NL 9000931A NL 192705 C NL192705 C NL 192705C
Authority
NL
Netherlands
Prior art keywords
pulses
write
read
signal
writing
Prior art date
Application number
NL9000931A
Other languages
English (en)
Dutch (nl)
Other versions
NL192705B (nl
NL9000931A (nl
Original Assignee
Samsung Electronics Co 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of NL9000931A publication Critical patent/NL9000931A/nl
Publication of NL192705B publication Critical patent/NL192705B/xx
Application granted granted Critical
Publication of NL192705C publication Critical patent/NL192705C/nl

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
    • 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
    • G11B7/004—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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006—Overwriting

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
NL9000931A 1989-04-22 1990-04-19 Inrichting voor het zonder overschrijffouten inschrijven in een optische schijf van gegevens. NL192705C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR890005319 1989-04-22
KR1019890005319A KR910009851B1 (ko) 1989-04-22 1989-04-22 광디스크 구동장치의 중복기록 방지회로

Publications (3)

Publication Number Publication Date
NL9000931A NL9000931A (nl) 1990-11-16
NL192705B NL192705B (nl) 1997-08-01
NL192705C true NL192705C (nl) 1997-12-02

Family

ID=19285557

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9000931A NL192705C (nl) 1989-04-22 1990-04-19 Inrichting voor het zonder overschrijffouten inschrijven in een optische schijf van gegevens.

Country Status (4)

Country Link
US (1) US5233593A (ja)
JP (1) JPH0786977B2 (ja)
KR (1) KR910009851B1 (ja)
NL (1) NL192705C (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3031655B2 (ja) * 1994-02-22 2000-04-10 キヤノン株式会社 記録済信号検出装置
US6487151B1 (en) * 1994-12-20 2002-11-26 Matsushita Electric Industrial Co. Ltd. Optical information recording and reproducing system with overwrite capability and recording medium for use therewith
EP0847046B1 (en) * 1994-12-20 2001-08-16 Matsushita Electric Industrial Co., Ltd Variable signal to space relation for optical information media
JP2856391B2 (ja) 1996-05-30 1999-02-10 株式会社日立製作所 情報記録方法及び情報記録装置
DK2484455T3 (en) * 2011-02-07 2015-03-09 Sicpa Holding Sa A device for displaying a dynamic visual movement effect and process for producing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4631706A (en) * 1984-11-19 1986-12-23 International Business Machines Corporation System for preventing the overwriting of previously optically recorded data and for reading optically recorded data during writing
JPH0721926B2 (ja) * 1984-12-06 1995-03-08 株式会社日立製作所 光学式記録再生装置における重ね記録防止方式
JPS6267731A (ja) * 1985-09-20 1987-03-27 Fujitsu Ltd 光記録再生方法及び光記録再生装置
US4680594A (en) * 1986-04-02 1987-07-14 Optotech, Inc. Single beam direct read during write and write protect system for use in an optical data storage system
JPH01130324A (ja) * 1987-11-16 1989-05-23 Olympus Optical Co Ltd 光学的記録再生装置

Also Published As

Publication number Publication date
NL192705B (nl) 1997-08-01
US5233593A (en) 1993-08-03
KR910009851B1 (ko) 1991-11-30
KR900017005A (ko) 1990-11-15
JPH0362320A (ja) 1991-03-18
NL9000931A (nl) 1990-11-16
JPH0786977B2 (ja) 1995-09-20

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 20091101