KR870011053U - Tracking error signal detection device of 3-beam optical pickup - Google Patents

Tracking error signal detection device of 3-beam optical pickup

Info

Publication number
KR870011053U
KR870011053U KR2019850018503U KR850018503U KR870011053U KR 870011053 U KR870011053 U KR 870011053U KR 2019850018503 U KR2019850018503 U KR 2019850018503U KR 850018503 U KR850018503 U KR 850018503U KR 870011053 U KR870011053 U KR 870011053U
Authority
KR
South Korea
Prior art keywords
detection device
error signal
optical pickup
signal detection
tracking error
Prior art date
Application number
KR2019850018503U
Other languages
Korean (ko)
Other versions
KR890003587Y1 (en
Inventor
이재홍
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR2019850018503U priority Critical patent/KR890003587Y1/en
Publication of KR870011053U publication Critical patent/KR870011053U/en
Application granted granted Critical
Publication of KR890003587Y1 publication Critical patent/KR890003587Y1/en

Links

Classifications

    • 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
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • 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
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/094—Methods and circuits for servo offset compensation
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
KR2019850018503U 1985-12-30 1985-12-30 Traking erro signal detecting device in optical pickup KR890003587Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850018503U KR890003587Y1 (en) 1985-12-30 1985-12-30 Traking erro signal detecting device in optical pickup

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850018503U KR890003587Y1 (en) 1985-12-30 1985-12-30 Traking erro signal detecting device in optical pickup

Publications (2)

Publication Number Publication Date
KR870011053U true KR870011053U (en) 1987-07-15
KR890003587Y1 KR890003587Y1 (en) 1989-05-27

Family

ID=19247886

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850018503U KR890003587Y1 (en) 1985-12-30 1985-12-30 Traking erro signal detecting device in optical pickup

Country Status (1)

Country Link
KR (1) KR890003587Y1 (en)

Also Published As

Publication number Publication date
KR890003587Y1 (en) 1989-05-27

Similar Documents

Publication Publication Date Title
DE3687274D1 (en) TRACKING PROCEDURE FOR OPTICAL DISK.
KR890007251A (en) Cassette type signal recording and reproducing device
DE3883574D1 (en) Tracking error signal generating device.
DE69117348D1 (en) Tracking error detection
FR2581251B1 (en) DEVICE FOR THE OPTICAL FELT OF PHOTOSENSITIVE DETECTORS
KR870011053U (en) Tracking error signal detection device of 3-beam optical pickup
KR860001342A (en) Optical head tracking error detection device
KR900010691A (en) Focus error detection circuit
FR2591348B1 (en) PHASE SIGNAL DETECTION DEVICE
KR890005580U (en) Disc tracking error detection circuit of optical disc driver
KR880013254U (en) Focus error signal detection device of optical disc drive
KR870011043U (en) Time difference detection circuit of tracking error of compact disk
DK396987D0 (en) DEVICE FOR RECORDING AN INFORMATION SIGNAL
KR880014274U (en) Tracking adjustment circuit of video signal recording and playback device
KR880002994U (en) Connection detection circuit of optical position detector
KR870015333U (en) Optical pickup tracking device
KR890011445U (en) Signal detection circuit of magnetic disk storage
KR900013107U (en) Synchronization signal detection circuit of optical disc drive
KR870007301U (en) Reference signal detection circuit of video tape recorder
KR960009084U (en) Automatic searching device for tracking servo signal configuration of tracking servo circuit
KR920010207U (en) Disk index signal detection device
KR900013021U (en) Tracking servo circuit of vertical magnetic recording type tape device
KR920008731A (en) Recording accompaniment device capable of subtitle processing
KR860008561U (en) Optical pickup tracking servo
KR900006920A (en) Focus servo error detection and compensation circuit

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20000428

Year of fee payment: 12

EXPY Expiration of term