JPH0154780B2 - - Google Patents

Info

Publication number
JPH0154780B2
JPH0154780B2 JP57093285A JP9328582A JPH0154780B2 JP H0154780 B2 JPH0154780 B2 JP H0154780B2 JP 57093285 A JP57093285 A JP 57093285A JP 9328582 A JP9328582 A JP 9328582A JP H0154780 B2 JPH0154780 B2 JP H0154780B2
Authority
JP
Japan
Prior art keywords
signal
signal generating
output
light
detection
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
JP57093285A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58211370A (ja
Inventor
Seiichi Oosawa
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP9328582A priority Critical patent/JPS58211370A/ja
Publication of JPS58211370A publication Critical patent/JPS58211370A/ja
Publication of JPH0154780B2 publication Critical patent/JPH0154780B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Control Of Position Or Direction (AREA)
JP9328582A 1982-06-01 1982-06-01 情報読取装置におけるトラツキングサ−ボ信号発生装置 Granted JPS58211370A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9328582A JPS58211370A (ja) 1982-06-01 1982-06-01 情報読取装置におけるトラツキングサ−ボ信号発生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9328582A JPS58211370A (ja) 1982-06-01 1982-06-01 情報読取装置におけるトラツキングサ−ボ信号発生装置

Publications (2)

Publication Number Publication Date
JPS58211370A JPS58211370A (ja) 1983-12-08
JPH0154780B2 true JPH0154780B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-11-21

Family

ID=14078138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9328582A Granted JPS58211370A (ja) 1982-06-01 1982-06-01 情報読取装置におけるトラツキングサ−ボ信号発生装置

Country Status (1)

Country Link
JP (1) JPS58211370A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200735075A (en) * 2005-06-29 2007-09-16 Koninkl Philips Electronics Nv Single spot cross-correlation tracking

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58125242A (ja) * 1982-01-22 1983-07-26 Victor Co Of Japan Ltd 光学的情報信号再生装置のトラツキング誤差検出方式

Also Published As

Publication number Publication date
JPS58211370A (ja) 1983-12-08

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