DE68925465D1 - Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem - Google Patents

Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem

Info

Publication number
DE68925465D1
DE68925465D1 DE68925465T DE68925465T DE68925465D1 DE 68925465 D1 DE68925465 D1 DE 68925465D1 DE 68925465 T DE68925465 T DE 68925465T DE 68925465 T DE68925465 T DE 68925465T DE 68925465 D1 DE68925465 D1 DE 68925465D1
Authority
DE
Germany
Prior art keywords
playback system
recording
recording medium
optical recording
optical
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 - Fee Related
Application number
DE68925465T
Other languages
English (en)
Other versions
DE68925465T2 (de
Inventor
Itsuo Takanashi
Shintaro Nakagaki
Hirohiko Shinonaga
Tsutou Asakura
Masato Furuya
Hiromichi Tai
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Application granted granted Critical
Publication of DE68925465D1 publication Critical patent/DE68925465D1/de
Publication of DE68925465T2 publication Critical patent/DE68925465T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24018—Laminated discs
    • G11B7/24027—Layers; Shape, structure or physical properties thereof
    • 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
    • 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
    • G11B7/002—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
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
DE68925465T 1988-11-16 1989-11-16 Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem Expired - Fee Related DE68925465T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28970788 1988-11-16

Publications (2)

Publication Number Publication Date
DE68925465D1 true DE68925465D1 (de) 1996-02-29
DE68925465T2 DE68925465T2 (de) 1996-06-13

Family

ID=17746712

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925465T Expired - Fee Related DE68925465T2 (de) 1988-11-16 1989-11-16 Optisches Aufzeichnungsmedium und Aufnahme-/Wiedergabesystem

Country Status (4)

Country Link
EP (1) EP0369794B1 (de)
KR (1) KR930000514B1 (de)
CA (1) CA2003158C (de)
DE (1) DE68925465T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2521150B2 (ja) * 1989-06-15 1996-07-31 日本ビクター株式会社 電荷像情報の読取り素子
US5430705A (en) * 1990-04-02 1995-07-04 Victor Company Of Japan, Ltd. Method and apparatus for recording and reproducing main and sub information
JPH049916A (ja) * 1990-04-27 1992-01-14 Victor Co Of Japan Ltd 記録装置および記録ヘッド
US5151781A (en) * 1990-07-13 1992-09-29 Victor Company Of Japan, Ltd. Method of recording color image information
KR100515825B1 (ko) * 2000-02-10 2005-09-21 삼성에스디아이 주식회사 아연 실리케이트계 형광체의 표면 세정 조성물 및 이를 이용한 아연 실리케이트계 형광체의 표면 세정 방법
KR102250840B1 (ko) 2019-11-14 2021-05-10 울산과학대학교 산학협력단 두루마리 화장지 자동 인출 장치

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2912592A (en) * 1954-10-07 1959-11-10 Horizons Inc Memory device
FR2111293A5 (de) * 1970-10-19 1972-06-02 Eastman Kodak Co
FR2157060A6 (de) * 1971-10-15 1973-06-01 Labo Electronique Physique
US3723651A (en) * 1971-12-27 1973-03-27 Rca Corp Optically-scanned liquid-crystal projection display
DE2241461A1 (de) * 1972-08-23 1974-03-07 Philips Patentverwaltung Optische verknuepfungs- und speicheranordnung
US3951519A (en) * 1974-08-19 1976-04-20 Xerox Corporation Liquid crystal imaging system
US4059443A (en) * 1975-01-09 1977-11-22 Xerox Corporation Electrical information storage system
GB8606651D0 (en) * 1986-03-18 1986-04-23 Green M Electrochromic data recording systems
US4788426A (en) * 1986-06-11 1988-11-29 Kuehnle Manfred R Interactive image recording method and means
US4831452A (en) * 1986-12-30 1989-05-16 Victor Company Of Japan Ltd. Image pickup device having a photoconductive optical modulator element
DE68919481T2 (de) * 1988-01-24 1995-04-06 Victor Company Of Japan Bildaufnahmegerät.

Also Published As

Publication number Publication date
KR900008472A (ko) 1990-06-04
DE68925465T2 (de) 1996-06-13
CA2003158A1 (en) 1990-05-16
CA2003158C (en) 1998-04-28
EP0369794A2 (de) 1990-05-23
KR930000514B1 (ko) 1993-01-21
EP0369794A3 (de) 1991-02-06
EP0369794B1 (de) 1996-01-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8339 Ceased/non-payment of the annual fee