JPH035566B2 - - Google Patents

Info

Publication number
JPH035566B2
JPH035566B2 JP55133203A JP13320380A JPH035566B2 JP H035566 B2 JPH035566 B2 JP H035566B2 JP 55133203 A JP55133203 A JP 55133203A JP 13320380 A JP13320380 A JP 13320380A JP H035566 B2 JPH035566 B2 JP H035566B2
Authority
JP
Japan
Prior art keywords
waveguide
thin film
head
recording medium
face
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 - Lifetime
Application number
JP55133203A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5756807A (en
Inventor
Hideki Hosoya
Kazuya Matsumoto
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP55133203A priority Critical patent/JPS5756807A/ja
Publication of JPS5756807A publication Critical patent/JPS5756807A/ja
Publication of JPH035566B2 publication Critical patent/JPH035566B2/ja
Granted 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12004—Combinations of two or more optical elements
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • 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
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • G11B7/124—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides
    • G11B7/1245—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides the waveguides including means for electro-optical or acousto-optical deflection

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Integrated Circuits (AREA)
  • Facsimile Heads (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP55133203A 1980-09-24 1980-09-24 Thin film waveguide type head Granted JPS5756807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55133203A JPS5756807A (en) 1980-09-24 1980-09-24 Thin film waveguide type head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55133203A JPS5756807A (en) 1980-09-24 1980-09-24 Thin film waveguide type head

Publications (2)

Publication Number Publication Date
JPS5756807A JPS5756807A (en) 1982-04-05
JPH035566B2 true JPH035566B2 (OSRAM) 1991-01-25

Family

ID=15099134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55133203A Granted JPS5756807A (en) 1980-09-24 1980-09-24 Thin film waveguide type head

Country Status (1)

Country Link
JP (1) JPS5756807A (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0658744B2 (ja) * 1984-09-14 1994-08-03 オムロン株式会社 光情報処理装置
JPH0619847B2 (ja) * 1984-09-14 1994-03-16 オムロン株式会社 光情報処理装置
JPS6277761A (ja) * 1985-09-30 1987-04-09 Fuji Photo Film Co Ltd 光走査読取装置
JPS6331033A (ja) * 1986-07-25 1988-02-09 Asahi Glass Co Ltd 光ピツクアツプ
US4904036A (en) * 1988-03-03 1990-02-27 American Telephone And Telegraph Company, At&T Bell Laboratories Subassemblies for optoelectronic hybrid integrated circuits
GB2216710B (en) * 1988-03-14 1992-09-02 Ici Plc Optical or magneto-optical data system
JPH02103744A (ja) * 1988-10-12 1990-04-16 Sanyo Electric Co Ltd 光学ヘッド装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017521A (OSRAM) * 1973-06-15 1975-02-24
JPS50156311A (OSRAM) * 1974-06-04 1975-12-17
JPS5268307A (en) * 1975-12-05 1977-06-07 Olympus Optical Co Ltd Lihgt scanner

Also Published As

Publication number Publication date
JPS5756807A (en) 1982-04-05

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