GB1461605A - Method and device for producing a track guide in the recording of information in a spiral on a disc shaped signal carrier - Google Patents

Method and device for producing a track guide in the recording of information in a spiral on a disc shaped signal carrier

Info

Publication number
GB1461605A
GB1461605A GB1311474A GB1311474A GB1461605A GB 1461605 A GB1461605 A GB 1461605A GB 1311474 A GB1311474 A GB 1311474A GB 1311474 A GB1311474 A GB 1311474A GB 1461605 A GB1461605 A GB 1461605A
Authority
GB
United Kingdom
Prior art keywords
disc
information
mirrors
march
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
GB1311474A
Other languages
English (en)
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.)
TED Bildplatten AG AEG Telefunken Teldec
Original Assignee
TED Bildplatten AG AEG Telefunken Teldec
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 DE2315735A external-priority patent/DE2315735A1/de
Priority claimed from DE19742405071 external-priority patent/DE2405071A1/de
Priority claimed from DE19742405039 external-priority patent/DE2405039A1/de
Application filed by TED Bildplatten AG AEG Telefunken Teldec filed Critical TED Bildplatten AG AEG Telefunken Teldec
Publication of GB1461605A publication Critical patent/GB1461605A/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
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
GB1311474A 1973-03-27 1974-03-25 Method and device for producing a track guide in the recording of information in a spiral on a disc shaped signal carrier Expired GB1461605A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2315735A DE2315735A1 (de) 1973-03-27 1973-03-27 Verfahren und vorrichtungen zur herstellung einer spurfuehrungbei der aufzeichnung von informationen in einer spirale auf einem plattenfoermigen signaltraeger
DE19742405071 DE2405071A1 (de) 1974-02-02 1974-02-02 Verfahren und vorrichtung zur herstellung einer spurfuehrung bei der aufzeichnung von informationen in einer spirale auf einem plattenfoermigen signaltraeger
DE19742405039 DE2405039A1 (de) 1974-02-02 1974-02-02 Verfahren und vorrichtung zur herstellung einer spurfuehrung bei der aufzeichnung von informationen in einer spirale auf einem plattenfoermigen signaltraeger

Publications (1)

Publication Number Publication Date
GB1461605A true GB1461605A (en) 1977-01-13

Family

ID=27185161

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1311474A Expired GB1461605A (en) 1973-03-27 1974-03-25 Method and device for producing a track guide in the recording of information in a spiral on a disc shaped signal carrier

Country Status (5)

Country Link
JP (1) JPS5027502A (enrdf_load_stackoverflow)
DD (1) DD113649A5 (enrdf_load_stackoverflow)
FR (1) FR2223778A1 (enrdf_load_stackoverflow)
GB (1) GB1461605A (enrdf_load_stackoverflow)
IT (1) IT1004391B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007038104A3 (en) * 2005-09-21 2007-07-05 Quantronix Corp Laser cutting and sawing method and apparatus

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321164A1 (fr) * 1975-08-13 1977-03-11 Thomson Csf Procede mecano-optique de diffusion de l'information, disque et dispositifs d'enregistrement et de lecture pour la mise en oeuvre de ce procede
JPS5569500A (en) * 1978-11-17 1980-05-26 Pilot Ink Co Ltd Method of making writing implement clip with ornament
JPS5646721A (en) * 1979-09-21 1981-04-28 Seidensha Denshi Kogyo Kk Caulking device for plastic projection
JPS5674381U (enrdf_load_stackoverflow) * 1979-11-13 1981-06-18
JPS609743Y2 (ja) * 1979-11-13 1985-04-05 セイコーエプソン株式会社 防水時計ケ−スのガラス部の係止構造
JPS5757619A (en) * 1980-09-25 1982-04-06 Matsushita Electric Ind Co Ltd Holding device of plastic forming parts of hot air blowing type
JPS57146117A (en) * 1981-03-05 1982-09-09 Aisin Seiki Co Ltd Attaching method for float stopper in liquid level detecting device
FR2521760A1 (fr) * 1982-02-12 1983-08-19 Thomson Csf Procede thermo-optique d'inscription d'information sur support et dispositif mettant en oeuvre ce procede
JPS60132616U (ja) * 1984-02-13 1985-09-04 パイオニア株式会社 記録装置
JPH072955Y2 (ja) * 1988-08-25 1995-01-30 文化シヤッター株式会社 明り取り窓の構造
JPH042620U (enrdf_load_stackoverflow) * 1990-04-23 1992-01-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007038104A3 (en) * 2005-09-21 2007-07-05 Quantronix Corp Laser cutting and sawing method and apparatus

Also Published As

Publication number Publication date
IT1004391B (it) 1976-07-10
FR2223778A1 (enrdf_load_stackoverflow) 1974-10-25
JPS5027502A (enrdf_load_stackoverflow) 1975-03-20
DD113649A5 (enrdf_load_stackoverflow) 1975-06-12

Similar Documents

Publication Publication Date Title
NL7612996A (nl) Inrichting voor optische uitlezing van volgens een registratiespoor op een reflecterend opper- vlak van een registratiemedium opgenomen sig- naalinformatie.
GB1461605A (en) Method and device for producing a track guide in the recording of information in a spiral on a disc shaped signal carrier
GB1525409A (en) Recording and reproduction
GB1285999A (en) Recorder and reproducer system
GB1372082A (en) Record and playback apparatus for pulse width modulated record
JPS647327A (en) Method and apparatus for optical information recording
JPS57133503A (en) Optical and magnetic recorder and reproducer
JPS61111036U (enrdf_load_stackoverflow)
JPS567247A (en) Information reproducing device
JPS55125546A (en) Information recorder
GB1285108A (en) Method and device for reproducing signals stored on a transparent medium
GB1492186A (en) Holographic process for the real-time storage and retrieval of high speed digitally encoded information and an apparatus for implementing said process
EP0145789B1 (en) Disc-shaped recording medium
FR2311326A2 (fr) Dispositif de focalisation et lecteur optique comportant un tel dispositif
JPS5755568A (en) Recording and reproducing device
JPS57203233A (en) Optical recorder and reproducer
SU1043584A1 (ru) Голографическое устройство записи и воспроизведени электрических сигналов
JPS5465503A (en) Information recorder-reproducer
JPH05242551A (ja) 光ディスク装置
KR900006957B1 (ko) 안내홈이 없는 광학 디스크의 정보신호 기록재생용 광학 헤드장치
JPS62267933A (ja) 光学情報記録再生装置
JPS58163030U (ja) 情報再生装置
JPS5532249A (en) Optical recorder and reproducing device
JPS59153630U (ja) 光学式再生装置
JPS5794949A (en) Magnetic recorder and reproducer

Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed