GB2061072B - Video disc player - Google Patents

Video disc player

Info

Publication number: GB2061072B
Authority: GB; United Kingdom
Prior art keywords: video disc; disc player; player; video; disc
Prior art date: 1979-10-12
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

GB8032959A

Other languages

English (en)

Other versions

GB2061072A (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.)

Universal Pioneer Corp

Original Assignee

Universal Pioneer 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.)

1979-10-12

Filing date

1980-10-13

Publication date

1984-06-20

1979-10-12 Priority claimed from JP13149479A external-priority patent/JPS5656076A/ja

1979-10-12 Priority claimed from JP13149579A external-priority patent/JPS5654667A/ja

1979-10-13 Priority claimed from JP54132285A external-priority patent/JPS6045483B2/ja

1979-10-16 Priority claimed from JP54133697A external-priority patent/JPS6048809B2/ja

1980-10-13 Application filed by Universal Pioneer Corp filed Critical Universal Pioneer Corp

1981-05-07 Publication of GB2061072A publication Critical patent/GB2061072A/en

1984-06-20 Application granted granted Critical

1984-06-20 Publication of GB2061072B publication Critical patent/GB2061072B/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
- G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/931—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Optical Recording Or Reproduction (AREA)

GB8032959A 1979-10-12 1980-10-13 Video disc player Expired GB2061072B (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP13149479A JPS5656076A (en)	1979-10-12	1979-10-12	Reproduced signal compensation circuit of recording disk reproducing device
JP13149579A JPS5654667A (en)	1979-10-12	1979-10-12	Identifying device for existence of record information of record disk reproducer
JP54132285A JPS6045483B2 (ja)	1979-10-13	1979-10-13	情報読取装置におけるトラッキングサ−ボ装置
JP54133697A JPS6048809B2 (ja)	1979-10-16	1979-10-16	情報読取装置におけるトラッキングサ−ボ引込装置

Publications (2)

Publication Number	Publication Date
GB2061072A GB2061072A (en)	1981-05-07
GB2061072B true GB2061072B (en)	1984-06-20

Family

ID=27471619

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB8032959A Expired GB2061072B (en)	1979-10-12	1980-10-13	Video disc player
GB08318878A Expired GB2134356B (en)	1979-10-12	1983-07-13	Video disc player

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB08318878A Expired GB2134356B (en)	1979-10-12	1983-07-13	Video disc player

Country Status (2)

Country	Link
DE (1)	DE3038650C2 (de)
GB (2)	GB2061072B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57200909A (en) *	1981-06-01	1982-12-09	Victor Co Of Japan Ltd	Reproducing device for information recording medium
JPS5883365A (ja) *	1981-11-10	1983-05-19	Sony Corp	デイスク・プレ−ヤ
NL8105347A (nl) *	1981-11-26	1983-06-16	Philips Nv	Inrichting voor het optisch aftasten van een schijfvormige registratiedrager.
JPS58100234A (ja) *	1981-12-10	1983-06-14	Teac Co	光学再生装置
JPS58102340A (ja) *	1981-12-11	1983-06-17	Teac Co	光学再生装置
US4497049A (en) *	1982-02-25	1985-01-29	Staar S. A.	System for detecting the operative face of a disc carrying data on one face only
EP0095766B1 (de) *	1982-05-31	1986-10-22	Hitachi, Ltd.	Servoschaltung für ein Gerät zur Wiedergabe von Signalen
EP0111010B1 (de) *	1982-06-04	1989-08-16	Sony Corporation	Wiedergabegerät mit optischer scheibe
JP2510095B2 (ja)	1991-02-12	1996-06-26	ティアツク株式会社	光学再生装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1270596B (de) *	1964-07-11	1968-06-20	Fernseh Gmbh	Verfahren zur magnetischen Speicherung des Bild- und Tonsignals von Fernsehsendungen in einer einzigen fortlaufenden Spur
NL7402078A (nl) *	1974-02-15	1975-08-19	Philips Nv	Inrichting voor het uitlezen van een schijfvormige registratiedrager.
DE2658944A1 (de) *	1976-12-24	1978-07-06	Bosch Gmbh Robert	Verfahren und schaltungsanordnung zur frequenzgangkorrektur

1980
- 1980-10-13 DE DE19803038650 patent/DE3038650C2/de not_active Expired
- 1980-10-13 GB GB8032959A patent/GB2061072B/en not_active Expired
1983
- 1983-07-13 GB GB08318878A patent/GB2134356B/en not_active Expired

Also Published As

Publication number	Publication date
GB2134356B (en)	1985-02-06
GB8318878D0 (en)	1983-08-17
GB2134356A (en)	1984-08-08
DE3038650C2 (de)	1983-05-19
DE3038650A1 (de)	1981-04-30
GB2061072A (en)	1981-05-07

Publication	Publication Date	Title
JPS5662488A (en)	1981-05-28	Video disk player
JPS5665370A (en)	1981-06-03	Video disk player
JPS5664577A (en)	1981-06-01	Video disc recorder
ZA776203B (en)	1979-05-30	Video disc player
ZA79500B (en)	1980-02-27	Video disc player
GB2134356B (en)	1985-02-06	Video disc player
GB2107550B (en)	1985-03-20	Video disc player
GB2113947B (en)	1985-07-31	Video disc player
JPS57162105A (en)	1982-10-05	Video disc player
JPS5647961A (en)	1981-04-30	Video disk reproducer
GB2076255B (en)	1984-12-05	Video disc player
GB2076613B (en)	1983-12-07	Video disc player
GB2014348A (en)	1979-08-22	Video disc players
GB2105900B (en)	1985-03-13	Video disc player
JPS5644162A (en)	1981-04-23	Video disk reproducer
JPS54151404A (en)	1979-11-28	Video disk player
JPS5664579A (en)	1981-06-01	Microprocessor controlled video disk player
GB2015237B (en)	1982-04-21	Video disc player
GB2089096B (en)	1984-12-19	Video disc player
GB2064198B (en)	1984-08-08	Video disc caddy
JPS57103157A (en)	1982-06-26	Video disc player
JPS5784696A (en)	1982-05-27	Video disk player
JPS54148422A (en)	1979-11-20	Video disk player
AU530869B2 (en)	1983-08-04	Video disc player
EG14328A (en)	1983-12-31	Video disc player

Legal Events

Date	Code	Title	Description
1987-06-03	PCNP	Patent ceased through non-payment of renewal fee