HK29891A - Method and apparatus for recovering information from videodisc - Google Patents

Method and apparatus for recovering information from videodisc

Info

Publication number
HK29891A
HK29891A HK298/91A HK29891A HK29891A HK 29891 A HK29891 A HK 29891A HK 298/91 A HK298/91 A HK 298/91A HK 29891 A HK29891 A HK 29891A HK 29891 A HK29891 A HK 29891A
Authority
HK
Hong Kong
Prior art keywords
track
videodisc
reverse
jumping
recovering information
Prior art date
Application number
HK298/91A
Other languages
English (en)
Inventor
Gary Michael Giddings
Original Assignee
Discovision Ass
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 Discovision Ass filed Critical Discovision Ass
Publication of HK29891A publication Critical patent/HK29891A/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/005—Programmed access to indexed parts of tracks of operating discs, by guiding the disc
    • 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
    • G11B21/08—Track changing or selecting during transducing operation
    • 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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/005—Reproducing at a different information rate from the information rate of recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Digital Magnetic Recording (AREA)
HK298/91A 1982-04-15 1991-04-18 Method and apparatus for recovering information from videodisc HK29891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/368,792 US4536863A (en) 1982-04-15 1982-04-15 Method and apparatus for recovering information from a videodisc

Publications (1)

Publication Number Publication Date
HK29891A true HK29891A (en) 1991-04-26

Family

ID=23452758

Family Applications (4)

Application Number Title Priority Date Filing Date
HK298/91A HK29891A (en) 1982-04-15 1991-04-18 Method and apparatus for recovering information from videodisc
HK463/91A HK46391A (en) 1982-04-15 1991-06-11 Method and apparatus for recovering information from a videodisc
HK500/91A HK50091A (en) 1982-04-15 1991-07-04 Method and apparatus for recovering information from a videodisc
HK798/91A HK79891A (en) 1982-04-15 1991-10-10 Method for recovering information from a videodisc

Family Applications After (3)

Application Number Title Priority Date Filing Date
HK463/91A HK46391A (en) 1982-04-15 1991-06-11 Method and apparatus for recovering information from a videodisc
HK500/91A HK50091A (en) 1982-04-15 1991-07-04 Method and apparatus for recovering information from a videodisc
HK798/91A HK79891A (en) 1982-04-15 1991-10-10 Method for recovering information from a videodisc

Country Status (8)

Country Link
US (1) US4536863A (de)
EP (5) EP0092167B1 (de)
JP (9) JPS58187085A (de)
KR (5) KR880001723B1 (de)
AT (4) ATE49674T1 (de)
DE (4) DE3381030D1 (de)
HK (4) HK29891A (de)
SG (1) SG26091G (de)

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US4536863A (en) * 1982-04-15 1985-08-20 Discovision Associates Method and apparatus for recovering information from a videodisc
US4845697A (en) * 1982-04-15 1989-07-04 Discovision Associates Method of time limited searching for a track address on an optically read information disc
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JP2624698B2 (ja) * 1987-08-07 1997-06-25 株式会社東芝 ディスク再生装置
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US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
US6141300A (en) * 1989-06-20 2000-10-31 Discovision Associates Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including same
JPH0430365A (ja) * 1990-05-25 1992-02-03 Asahi Optical Co Ltd スチルビデオ装置
US5245595A (en) * 1990-08-22 1993-09-14 Seiko Epson Corporation Zone miss recovery system for disk drives using a modified constant angular velocity (MCAV) method of data recording
DE69123018T2 (de) * 1990-08-22 1997-04-03 Seiko Epson Corp Verfahren des Bereichszugriffs in einem Gerät zur optischen Wiedergabe von Platten
JP2774690B2 (ja) * 1990-10-09 1998-07-09 シャープ株式会社 ディスク再生装置
US5808980A (en) * 1991-02-15 1998-09-15 Discovision Associates Seek actuator for optical recording
US5677899A (en) 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US5729511A (en) * 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
US6069857A (en) * 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
US5537379A (en) 1991-05-10 1996-07-16 Discovision Associates Optical data storage and retrieval system and method
US5894468A (en) * 1994-05-06 1999-04-13 Discovision Associates Data recovery with differentiation and partial integration stages to eliminate noises and DC offset level
US5790495A (en) 1994-05-06 1998-08-04 Discovision Associates Data generator assembly for retrieving stored data by comparing threshold signal with preprocessed signal having DC component
US5590102A (en) * 1995-01-12 1996-12-31 Discovision Associates Recording informatioin on an optical disc without using pre-manufactured tracks
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
US6091684A (en) * 1995-01-25 2000-07-18 Discovision Associates Optical disc system and method for changing the rotational rate of an information storage medium
US5748578A (en) * 1995-01-25 1998-05-05 Discovision Associates Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
US5920539A (en) * 1995-01-25 1999-07-06 Discovision Associates Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor
US5719836A (en) * 1995-04-07 1998-02-17 Discovision Associates Optical seeking method and apparatus generating track count signal from tracking error signal and data signal
US5978329A (en) * 1995-06-07 1999-11-02 Discovision Associates Technique for closed loop servo operation in optical disc tracking control
EP0777218B1 (de) * 1995-12-06 2001-05-16 Discovision Associates Gerät und Verfahren zum Regeln der Fokussierung
US5689485A (en) 1996-04-01 1997-11-18 Discovision Associates Tracking control apparatus and method
US6906988B1 (en) * 1999-04-05 2005-06-14 Matsushita Electric Industrial Co., Ltd. Method and apparatus for recording/reproducing information with respect to optical recording medium
JP3073485U (ja) * 2000-05-24 2000-11-30 船井電機株式会社 ディスク装置
DE10100621A1 (de) * 2001-01-09 2002-07-18 Tenovis Gmbh & Co Kg Verfahren zum Betrieb eines Telekommunikationsnetzes
JP3857907B2 (ja) * 2001-11-13 2006-12-13 株式会社エヌ・ティ・ティ・ドコモ 情報挿入サービス提供システム、情報挿入方法及び通信ネットワーク
KR100413690B1 (ko) * 2001-12-07 2004-01-03 삼성전자주식회사 광 기록 매체 재생 방법
KR100945513B1 (ko) * 2004-12-03 2010-03-09 삼성전자주식회사 광 디스크 기록 장치 및 기록 방법
CN110175263A (zh) * 2019-04-08 2019-08-27 浙江大华技术股份有限公司 一种定位视频帧的方法、保存视频的方法及终端设备

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Also Published As

Publication number Publication date
KR880001704B1 (ko) 1988-09-07
EP0092169B1 (de) 1990-01-17
JPH0140422B2 (de) 1989-08-29
EP0092166A2 (de) 1983-10-26
DE3381030D1 (de) 1990-02-01
JPH03171482A (ja) 1991-07-24
JPH06139728A (ja) 1994-05-20
EP0092167A2 (de) 1983-10-26
DE3381694D1 (de) 1990-08-02
US4536863A (en) 1985-08-20
EP0092167B1 (de) 1989-11-29
ATE49674T1 (de) 1990-02-15
KR840004815A (ko) 1984-10-24
HK50091A (en) 1991-07-12
JPH077583B2 (ja) 1995-01-30
EP0092168A2 (de) 1983-10-26
EP0092169A3 (en) 1987-05-06
KR840004817A (ko) 1984-10-24
EP0092166A3 (en) 1987-04-29
JPS58187086A (ja) 1983-11-01
KR840004814A (ko) 1984-10-24
HK79891A (en) 1991-10-18
HK46391A (en) 1991-06-21
EP0092165A3 (en) 1987-05-06
JPS58187085A (ja) 1983-11-01
EP0092166B1 (de) 1990-06-27
EP0092168A3 (en) 1987-05-06
JPH0632171B2 (ja) 1994-04-27
KR880001723B1 (ko) 1988-09-08
JPH06150584A (ja) 1994-05-31
JPS592277A (ja) 1984-01-07
JPH0368471B2 (de) 1991-10-28
JPH0519356B2 (de) 1993-03-16
KR880001703B1 (ko) 1988-09-07
JPS58188975A (ja) 1983-11-04
ATE49076T1 (de) 1990-01-15
EP0092167A3 (en) 1987-05-06
KR880001706B1 (ko) 1988-09-07
ATE48335T1 (de) 1989-12-15
KR880001705B1 (ko) 1988-09-07
KR840004816A (ko) 1984-10-24
JPH0782742B2 (ja) 1995-09-06
JPS58188373A (ja) 1983-11-02
EP0092165A2 (de) 1983-10-26
KR840004813A (ko) 1984-10-24
ATE54221T1 (de) 1990-07-15
EP0092168B1 (de) 1989-12-27
DE3381125D1 (de) 1990-02-22
DE3380914D1 (de) 1990-01-04
EP0092169A2 (de) 1983-10-26
JPH06150583A (ja) 1994-05-31
SG26091G (en) 1991-09-13
JP2635494B2 (ja) 1997-07-30
JPH0757023B2 (ja) 1995-06-14

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