FR2155373A5 - - Google Patents

Info

Publication number
FR2155373A5
FR2155373A5 FR7234098A FR7234098A FR2155373A5 FR 2155373 A5 FR2155373 A5 FR 2155373A5 FR 7234098 A FR7234098 A FR 7234098A FR 7234098 A FR7234098 A FR 7234098A FR 2155373 A5 FR2155373 A5 FR 2155373A5
Authority
FR
France
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
FR7234098A
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of FR2155373A5 publication Critical patent/FR2155373A5/fr
Expired 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
    • H04N5/84—Television signal recording using optical recording
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/126—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by photographic or thermographic registration
    • 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
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
FR7234098A 1971-09-30 1972-09-27 Expired FR2155373A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712148888 DE2148888B2 (de) 1971-09-30 1971-09-30 Verfahren zur sequentiellen Aufzeichnung und Wiedergabe analoger Daten aufeinem Speicherband

Publications (1)

Publication Number Publication Date
FR2155373A5 true FR2155373A5 (fr) 1973-05-18

Family

ID=5821099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7234098A Expired FR2155373A5 (fr) 1971-09-30 1972-09-27

Country Status (6)

Country Link
BE (1) BE789499A (fr)
DE (1) DE2148888B2 (fr)
FR (1) FR2155373A5 (fr)
IT (1) IT968420B (fr)
LU (1) LU66189A1 (fr)
NL (1) NL7213161A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390800A1 (fr) * 1977-05-10 1978-12-08 Philips Nv Bande magnetique munie de reperes observables par voie optique et procede pour la fabrication d'une telle bande
FR2393342A1 (fr) * 1977-06-03 1978-12-29 Dolby Lab Licensing Corp Dispositif d'exploration d'une piste sonore optique
FR2449943A1 (fr) * 1979-02-22 1980-09-19 Tokyo Shibaura Electric Co Dispositif de lecture ou d'enregistrement d'information utilisant le balayage par un faisceau lumineux

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61500388A (ja) * 1983-11-08 1986-03-06 スト−レツジ　リサ−チ　ピ−テイ−ワイ　リミテツド カ−テシアン情報記憶媒体のための機械読取り可能なマ−カ
DE3918581A1 (de) * 1989-06-07 1990-12-13 Bosch Gmbh Robert Durch eine niederfrequente, analoge modulationsspannung modulierbare pll-oszillatorschaltung
GB8926954D0 (en) * 1989-11-29 1990-01-17 Alcatel Business Systems Franking machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390800A1 (fr) * 1977-05-10 1978-12-08 Philips Nv Bande magnetique munie de reperes observables par voie optique et procede pour la fabrication d'une telle bande
FR2393342A1 (fr) * 1977-06-03 1978-12-29 Dolby Lab Licensing Corp Dispositif d'exploration d'une piste sonore optique
FR2449943A1 (fr) * 1979-02-22 1980-09-19 Tokyo Shibaura Electric Co Dispositif de lecture ou d'enregistrement d'information utilisant le balayage par un faisceau lumineux

Also Published As

Publication number Publication date
DE2148888B2 (de) 1973-12-20
DE2148888A1 (de) 1973-04-12
NL7213161A (fr) 1973-04-03
DE2148888C3 (fr) 1974-08-01
BE789499A (fr) 1973-01-15
LU66189A1 (fr) 1973-01-17
IT968420B (it) 1974-03-20

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Legal Events

Date Code Title Description
ST Notification of lapse