JPS53117402A - Video disc - Google Patents

Video disc

Info

Publication number
JPS53117402A
JPS53117402A JP3261877A JP3261877A JPS53117402A JP S53117402 A JPS53117402 A JP S53117402A JP 3261877 A JP3261877 A JP 3261877A JP 3261877 A JP3261877 A JP 3261877A JP S53117402 A JPS53117402 A JP S53117402A
Authority
JP
Japan
Prior art keywords
recording
video disc
voice
picture
disc
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.)
Pending
Application number
JP3261877A
Other languages
Japanese (ja)
Inventor
Satoru Komurasaki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP3261877A priority Critical patent/JPS53117402A/en
Publication of JPS53117402A publication Critical patent/JPS53117402A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • G11B13/04—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties

Abstract

PURPOSE:To make possible simultaneous recording and reproducing of still picture and voice by providing magnetic recording media recording the picture and pits optically recording voice to a disc.
JP3261877A 1977-03-23 1977-03-23 Video disc Pending JPS53117402A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3261877A JPS53117402A (en) 1977-03-23 1977-03-23 Video disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3261877A JPS53117402A (en) 1977-03-23 1977-03-23 Video disc

Publications (1)

Publication Number Publication Date
JPS53117402A true JPS53117402A (en) 1978-10-13

Family

ID=12363830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3261877A Pending JPS53117402A (en) 1977-03-23 1977-03-23 Video disc

Country Status (1)

Country Link
JP (1) JPS53117402A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54109427A (en) * 1977-09-23 1979-08-28 Polaroid Corp Photographic method and product
JPS56140536A (en) * 1980-04-02 1981-11-02 Pioneer Electronic Corp Optical video disk using ferromagnetic metal as reflecting film
JPS5832645A (en) * 1981-08-19 1983-02-25 Dainippon Ink & Chem Inc Halogen-containing resin composition
JPS58135042U (en) * 1982-03-02 1983-09-10 日本電気株式会社 disk device
US4672600A (en) * 1983-11-28 1987-06-09 Northern Telecom Limited Optical disc having protective cover
JPS6374150A (en) * 1986-09-18 1988-04-04 Fujitsu Ltd Large-capacity file memory
JPH0239321U (en) * 1988-09-06 1990-03-16
EP0555031A2 (en) * 1992-01-29 1993-08-11 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus
EP0609013A2 (en) * 1993-01-21 1994-08-03 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus
EP0564187A3 (en) * 1992-03-26 1995-12-06 Matsushita Electric Ind Co Ltd Recording and reproducing apparatus
US5526328A (en) * 1992-01-29 1996-06-11 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with varying amounts of data in different tracks

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54109427A (en) * 1977-09-23 1979-08-28 Polaroid Corp Photographic method and product
JPS5917817B2 (en) * 1977-09-23 1984-04-24 ポラロイド・コ−ポレ−シヨン Photographic methods and photographic products
JPS56140536A (en) * 1980-04-02 1981-11-02 Pioneer Electronic Corp Optical video disk using ferromagnetic metal as reflecting film
JPS5832645A (en) * 1981-08-19 1983-02-25 Dainippon Ink & Chem Inc Halogen-containing resin composition
JPS58135042U (en) * 1982-03-02 1983-09-10 日本電気株式会社 disk device
US4672600A (en) * 1983-11-28 1987-06-09 Northern Telecom Limited Optical disc having protective cover
JPS6374150A (en) * 1986-09-18 1988-04-04 Fujitsu Ltd Large-capacity file memory
JPH0239321U (en) * 1988-09-06 1990-03-16
EP0555031A2 (en) * 1992-01-29 1993-08-11 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus
EP0555031A3 (en) * 1992-01-29 1995-11-15 Matsushita Electric Ind Co Ltd Recording and reproducing apparatus
US5526328A (en) * 1992-01-29 1996-06-11 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with varying amounts of data in different tracks
US5682360A (en) * 1992-01-29 1997-10-28 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus for use with a recording medium having an optical recording layer and magnetic recording layer
EP0564187A3 (en) * 1992-03-26 1995-12-06 Matsushita Electric Ind Co Ltd Recording and reproducing apparatus
EP0609013A2 (en) * 1993-01-21 1994-08-03 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus
EP0609013A3 (en) * 1993-01-21 1995-11-29 Matsushita Electric Ind Co Ltd Recording and reproducing apparatus.

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