GB2035760B - Playback apparatus with nonlinear correction - Google Patents

Playback apparatus with nonlinear correction

Info

Publication number
GB2035760B
GB2035760B GB7935102A GB7935102A GB2035760B GB 2035760 B GB2035760 B GB 2035760B GB 7935102 A GB7935102 A GB 7935102A GB 7935102 A GB7935102 A GB 7935102A GB 2035760 B GB2035760 B GB 2035760B
Authority
GB
United Kingdom
Prior art keywords
playback apparatus
nonlinear correction
nonlinear
correction
playback
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
GB7935102A
Other versions
GB2035760A (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.)
RCA Corp
Original Assignee
RCA 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
Priority claimed from US06/075,331 external-priority patent/US4312013A/en
Priority claimed from US06/075,330 external-priority patent/US4272786A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of GB2035760A publication Critical patent/GB2035760A/en
Application granted granted Critical
Publication of GB2035760B publication Critical patent/GB2035760B/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
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
GB7935102A 1978-10-16 1979-10-10 Playback apparatus with nonlinear correction Expired GB2035760B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US95138278A 1978-10-16 1978-10-16
US06/075,331 US4312013A (en) 1979-09-19 1979-09-19 Non-linear aperture correction circuit
US06/075,330 US4272786A (en) 1978-10-16 1979-09-19 Video disc playback apparatus with non-linear aperture correction

Publications (2)

Publication Number Publication Date
GB2035760A GB2035760A (en) 1980-06-18
GB2035760B true GB2035760B (en) 1983-05-11

Family

ID=27372657

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7935102A Expired GB2035760B (en) 1978-10-16 1979-10-10 Playback apparatus with nonlinear correction

Country Status (6)

Country Link
DE (1) DE2941848C2 (en)
FR (1) FR2439451A1 (en)
GB (1) GB2035760B (en)
HK (1) HK56983A (en)
IT (1) IT1193239B (en)
PL (1) PL133529B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4329712A (en) * 1980-06-24 1982-05-11 Rca Corporation Adaptive distortion elimination circuitry for a video disc player
US4360829A (en) * 1980-06-24 1982-11-23 Rca Corporation Active distortion elimination circuitry for a video disc player
JPS57120207A (en) * 1981-01-19 1982-07-27 Pioneer Video Corp Reproducing device for multiple-recorded information

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340367A (en) * 1963-07-24 1967-09-05 Ampex Playback equalization scheme for a reproduced frequency modulated signal
DE2156305C2 (en) * 1971-11-12 1973-11-08 Dziewior, K., Dr.-Ing. Device for recording and / or reproducing a television signal, in particular for an optical disc
DE2211677A1 (en) * 1972-03-10 1973-09-13 Licentia Gmbh PLAYBACK FOR A DEVICE FOR RECORDING A TELEVISION SIGNAL
US3934087A (en) * 1972-10-07 1976-01-20 Victor Company Of Japan, Limited Angle modulated wave demodulation system
DE2547431C3 (en) * 1975-10-23 1978-04-06 Ted Bildplatten Ag Aeg-Telefunken- Teldec, Zug (Schweiz) Device for recording or playing back a video signal
DE2658944A1 (en) * 1976-12-24 1978-07-06 Bosch Gmbh Robert PROCEDURE AND CIRCUIT ARRANGEMENT FOR FREQUENCY RESPONSE CORRECTION

Also Published As

Publication number Publication date
DE2941848A1 (en) 1980-04-30
GB2035760A (en) 1980-06-18
IT1193239B (en) 1988-06-15
FR2439451B1 (en) 1984-05-18
DE2941848C2 (en) 1986-01-16
HK56983A (en) 1983-11-25
PL133529B1 (en) 1985-06-29
FR2439451A1 (en) 1980-05-16
PL218992A1 (en) 1980-08-11
IT7926438A0 (en) 1979-10-11

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Legal Events

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