JPS5977636A - デイスク再生装置におけるピツクアツプの制御装置 - Google Patents

デイスク再生装置におけるピツクアツプの制御装置

Info

Publication number
JPS5977636A
JPS5977636A JP18702982A JP18702982A JPS5977636A JP S5977636 A JPS5977636 A JP S5977636A JP 18702982 A JP18702982 A JP 18702982A JP 18702982 A JP18702982 A JP 18702982A JP S5977636 A JPS5977636 A JP S5977636A
Authority
JP
Japan
Prior art keywords
tracking
signal
circuit
focus
pickup
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.)
Granted
Application number
JP18702982A
Other languages
English (en)
Japanese (ja)
Other versions
JPH028378B2 (en, 2012
Inventor
Shohei Yamazaki
山崎　詳平
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.)
Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki Co Ltd
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 Nippon Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Priority to JP18702982A priority Critical patent/JPS5977636A/ja
Publication of JPS5977636A publication Critical patent/JPS5977636A/ja
Publication of JPH028378B2 publication Critical patent/JPH028378B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP18702982A 1982-10-25 1982-10-25 デイスク再生装置におけるピツクアツプの制御装置 Granted JPS5977636A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18702982A JPS5977636A (ja) 1982-10-25 1982-10-25 デイスク再生装置におけるピツクアツプの制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18702982A JPS5977636A (ja) 1982-10-25 1982-10-25 デイスク再生装置におけるピツクアツプの制御装置

Publications (2)

Publication Number Publication Date
JPS5977636A true JPS5977636A (ja) 1984-05-04
JPH028378B2 JPH028378B2 (en, 2012) 1990-02-23

Family

ID=16198939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18702982A Granted JPS5977636A (ja) 1982-10-25 1982-10-25 デイスク再生装置におけるピツクアツプの制御装置

Country Status (1)

Country Link
JP (1) JPS5977636A (en, 2012)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61177644A (ja) * 1985-01-31 1986-08-09 Matsushita Electric Ind Co Ltd フオ−カスサ−ボ装置
JPS61190724A (ja) * 1985-02-19 1986-08-25 Pioneer Electronic Corp フオ−カスサ−ボ装置
JPH01138214U (en, 2012) * 1988-03-11 1989-09-21
EP0662684A1 (en) * 1994-01-10 1995-07-12 Fujitsu Laboratories Limited Optical disk apparatus
US5566296A (en) * 1994-10-26 1996-10-15 Fujitsu Limited Method and apparatus for eliminating noises with a read operation of magnetic disk unit
JP2018140909A (ja) * 2017-02-28 2018-09-13 京セラ株式会社 セラミック構造体および反射鏡部材

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61177644A (ja) * 1985-01-31 1986-08-09 Matsushita Electric Ind Co Ltd フオ−カスサ−ボ装置
JPS61190724A (ja) * 1985-02-19 1986-08-25 Pioneer Electronic Corp フオ−カスサ−ボ装置
JPH01138214U (en, 2012) * 1988-03-11 1989-09-21
EP0662684A1 (en) * 1994-01-10 1995-07-12 Fujitsu Laboratories Limited Optical disk apparatus
US5566296A (en) * 1994-10-26 1996-10-15 Fujitsu Limited Method and apparatus for eliminating noises with a read operation of magnetic disk unit
JP2018140909A (ja) * 2017-02-28 2018-09-13 京セラ株式会社 セラミック構造体および反射鏡部材

Also Published As

Publication number Publication date
JPH028378B2 (en, 2012) 1990-02-23

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