JPH0546616B2 - - Google Patents

Info

Publication number
JPH0546616B2
JPH0546616B2 JP61116271A JP11627186A JPH0546616B2 JP H0546616 B2 JPH0546616 B2 JP H0546616B2 JP 61116271 A JP61116271 A JP 61116271A JP 11627186 A JP11627186 A JP 11627186A JP H0546616 B2 JPH0546616 B2 JP H0546616B2
Authority
JP
Japan
Prior art keywords
tracking
point
servo circuit
gain
amplifier
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 - Lifetime
Application number
JP61116271A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62273630A (ja
Inventor
Satoshi Shikichi
Hideki Hosoya
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP11627186A priority Critical patent/JPS62273630A/ja
Publication of JPS62273630A publication Critical patent/JPS62273630A/ja
Publication of JPH0546616B2 publication Critical patent/JPH0546616B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP11627186A 1986-05-22 1986-05-22 光学的情報記録再生装置 Granted JPS62273630A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11627186A JPS62273630A (ja) 1986-05-22 1986-05-22 光学的情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11627186A JPS62273630A (ja) 1986-05-22 1986-05-22 光学的情報記録再生装置

Publications (2)

Publication Number Publication Date
JPS62273630A JPS62273630A (ja) 1987-11-27
JPH0546616B2 true JPH0546616B2 (fr) 1993-07-14

Family

ID=14682944

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11627186A Granted JPS62273630A (ja) 1986-05-22 1986-05-22 光学的情報記録再生装置

Country Status (1)

Country Link
JP (1) JPS62273630A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0654542B2 (ja) * 1987-08-28 1994-07-20 富士通株式会社 光学記憶装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5694528A (en) * 1979-12-28 1981-07-31 Matsushita Electric Ind Co Ltd Drawing-in method of focus servo

Also Published As

Publication number Publication date
JPS62273630A (ja) 1987-11-27

Similar Documents

Publication Publication Date Title
EP0246830B1 (fr) Appareil d'enregistrement et de reproduction d'informations optiques
US5621709A (en) Tracking servo apparatus
JP2706294B2 (ja) 光学的情報記録再生装置
JP2625476B2 (ja) 光学的記録再生装置
US4890274A (en) Optical information recording and reproducing apparatus
JP3143513B2 (ja) 光学的情報記録再生装置
JPH0547895B2 (fr)
JPH0546616B2 (fr)
US5124964A (en) Focus servo gain setting circuit for optical record disc reproducing apparatus
JPS6231428B2 (fr)
JP2625438B2 (ja) 光学的情報記録再生装置
US4785440A (en) Method and apparatus for driving an optical pickup of an optical information recording and reproducing apparatus
JP2695439B2 (ja) 光学的情報記録再生装置
JPH077528B2 (ja) 光学式情報記録装置
JPH02123525A (ja) 光ディスク装置のトラッキング制御方式
JPH079706B2 (ja) 光学的情報記録再生装置
JP2559421B2 (ja) 光学的情報記録装置
JP2685451B2 (ja) 光学的情報記録再生装置
JP2916926B2 (ja) トラッキングサーボ制御方法
JPS61156540A (ja) 光情報記録再生装置
JP2721241B2 (ja) 光学的情報記録再生装置
JPH0397125A (ja) 光学的情報記録再生装置
JP2815111B2 (ja) 光学的情報記録再生装置
JP3066533B2 (ja) 光学的情報記録再生装置
JPH0727643B2 (ja) 光学的情報記録再生装置