GB2107507B - Rotary recording medium - Google Patents

Rotary recording medium

Info

Publication number
GB2107507B
GB2107507B GB08227116A GB8227116A GB2107507B GB 2107507 B GB2107507 B GB 2107507B GB 08227116 A GB08227116 A GB 08227116A GB 8227116 A GB8227116 A GB 8227116A GB 2107507 B GB2107507 B GB 2107507B
Authority
GB
United Kingdom
Prior art keywords
recording medium
rotary recording
rotary
medium
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
GB08227116A
Other versions
GB2107507A (en
Inventor
Hiroyuki Sugiyama
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
NIPPON VICTOR KK
Original Assignee
Victor Company of Japan Ltd
NIPPON VICTOR KK
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
Priority to JP56151606A priority Critical patent/JPS6327780B2/ja
Priority to JP56152352A priority patent/JPH0134431B2/ja
Application filed by Victor Company of Japan Ltd, NIPPON VICTOR KK filed Critical Victor Company of Japan Ltd
Publication of GB2107507A publication Critical patent/GB2107507A/en
Application granted granted Critical
Publication of GB2107507B publication Critical patent/GB2107507B/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/92Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00Electrically-operated educational appliances
    • G09B5/06Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/065Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00Head arrangements not specific to the method of recording or reproducing
    • G11B21/02Driving or moving of heads
    • G11B21/022Programmed access in sequence to indexed parts of operating record carriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/92Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9205Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being at least another television signal
GB08227116A 1981-09-25 1982-09-23 Rotary recording medium Expired GB2107507B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56151606A JPS6327780B2 (en) 1981-09-25 1981-09-25
JP56152352A JPH0134431B2 (en) 1981-09-26 1981-09-26

Publications (2)

Publication Number Publication Date
GB2107507A GB2107507A (en) 1983-04-27
GB2107507B true GB2107507B (en) 1985-12-11

Family

ID=26480802

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08227116A Expired GB2107507B (en) 1981-09-25 1982-09-23 Rotary recording medium

Country Status (4)

Country Link
DE (1) DE3235496C2 (en)
FR (1) FR2513789B1 (en)
GB (1) GB2107507B (en)
NL (1) NL8203715A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59221184A (en) * 1983-05-31 1984-12-12 Victor Co Of Japan Ltd Information recording disc and its reproducer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2968692A (en) * 1956-10-08 1961-01-17 Ampex Electronic switching system for magnetic recorder and/or reproducer
US3476469A (en) * 1967-02-06 1969-11-04 Panopix Research Inc Motion picture film
DE2344125C2 (en) * 1973-04-11 1984-01-26 Ted Bildplatten Ag Aeg-Telefunken-Teldec, 6301 Zug, Ch
US4331976A (en) * 1976-04-08 1982-05-25 Victor Company Of Japan, Ltd. High density recording system using side-by-side information and servo tracks
NL7908476A (en) * 1979-11-21 1981-06-16 Philips Nv Device for interactive image view.
JPS5812486A (en) * 1981-07-15 1983-01-24 Victor Co Of Japan Ltd Information signal recording disk

Also Published As

Publication number Publication date
GB2107507A (en) 1983-04-27
DE3235496A1 (en) 1983-04-21
DE3235496C2 (en) 1984-09-20
NL8203715A (en) 1983-04-18
FR2513789A1 (en) 1983-04-01
FR2513789B1 (en) 1986-03-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920923