GB1147531A - Improvements in or relating to methods of recording items of information - Google Patents

Improvements in or relating to methods of recording items of information

Info

Publication number
GB1147531A
GB1147531A GB11912/66A GB1191266A GB1147531A GB 1147531 A GB1147531 A GB 1147531A GB 11912/66 A GB11912/66 A GB 11912/66A GB 1191266 A GB1191266 A GB 1191266A GB 1147531 A GB1147531 A GB 1147531A
Authority
GB
United Kingdom
Prior art keywords
recording
laser beam
information
recording medium
march
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
GB11912/66A
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1147531A publication Critical patent/GB1147531A/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
    • G11B7/002—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/24—Ablative recording, e.g. by burning marks; Spark recording
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/07—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on electro-optical liquids exhibiting Kerr effect
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B7/2433—Metals or elements of Groups 13, 14, 15 or 16 of the Periodic Table, e.g. B, Si, Ge, As, Sb, Bi, Se or Te

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
GB11912/66A 1965-03-20 1966-03-18 Improvements in or relating to methods of recording items of information Expired GB1147531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB81085A DE1263091B (de) 1965-03-20 1965-03-20 Vorrichtung zum Aufzeichnen von Informationen

Publications (1)

Publication Number Publication Date
GB1147531A true GB1147531A (en) 1969-04-02

Family

ID=6980961

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11912/66A Expired GB1147531A (en) 1965-03-20 1966-03-18 Improvements in or relating to methods of recording items of information

Country Status (4)

Country Link
DE (1) DE1263091B (enExample)
GB (1) GB1147531A (enExample)
NL (1) NL6603577A (enExample)
SE (1) SE342960B (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
US4456914A (en) * 1978-03-27 1984-06-26 Discovision Associates Method and apparatus for storing information on a storage medium
US4583210A (en) * 1973-02-20 1986-04-15 Discovision Associates Method and apparatus for storing and retrieving information
US4611318A (en) * 1973-02-20 1986-09-09 Discovision Associates Method and apparatus for monitoring the storage of information on a storage medium
FR2695234A1 (fr) * 1992-08-26 1994-03-04 Gemplus Card Int Procédé de marquage d'une carte à puce.
EP0854761A4 (en) * 1996-06-10 1999-08-04 Infosight Corp CO 2? LASER MARKING OF COATED SURFACES FOR PRODUCT IDENTIFICATION

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28375E (en) * 1971-02-12 1975-03-25 Recording and display method and apparatus
FR2127373A5 (enExample) * 1971-03-05 1972-10-13 Thomson Csf
US4360820A (en) * 1979-10-01 1982-11-23 Omex Laser recording medium
DE3036903C2 (de) * 1979-10-01 1983-07-07 OMEX, Santa Clara, Calif. Auf Laserstrahlen ansprechendes Aufzeichnungsmaterial enthaltend einen Träger, eine auf diesen Träger aufgebrachte Kunststoffschicht sowie darauf eine Schicht aus optische Energie absorbierendem Material
US4456812A (en) * 1982-07-30 1984-06-26 Armco Inc. Laser treatment of electrical steel
DE102023136609A1 (de) * 2023-12-22 2025-06-26 Hegla Boraident Gmbh & Co. Kg Anlage und ein Verfahren zum bereichsweisen Entschichten einer beschichteten Oberfläche eines Glaskörpers sowie ein bereichsweise entschichteter Glaskörper

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583210A (en) * 1973-02-20 1986-04-15 Discovision Associates Method and apparatus for storing and retrieving information
US4611318A (en) * 1973-02-20 1986-09-09 Discovision Associates Method and apparatus for monitoring the storage of information on a storage medium
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
US4456914A (en) * 1978-03-27 1984-06-26 Discovision Associates Method and apparatus for storing information on a storage medium
US5681491A (en) * 1992-08-23 1997-10-28 Gemplus Card International Chip card having information elements etched in a metal contact of a chip card connector
FR2695234A1 (fr) * 1992-08-26 1994-03-04 Gemplus Card Int Procédé de marquage d'une carte à puce.
EP0589732A1 (fr) * 1992-08-26 1994-03-30 Gemplus Card International Procédé de marquage d'une carte à puce
US5552574A (en) * 1992-08-26 1996-09-03 Gemplus Card International Method for the marking of a connector of a chip card with a laser beam
EP0854761A4 (en) * 1996-06-10 1999-08-04 Infosight Corp CO 2? LASER MARKING OF COATED SURFACES FOR PRODUCT IDENTIFICATION

Also Published As

Publication number Publication date
DE1263091B (de) 1968-03-14
SE342960B (enExample) 1972-02-21
NL6603577A (enExample) 1966-09-21

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