JPH0211515U - - Google Patents

Info

Publication number
JPH0211515U
JPH0211515U JP8527288U JP8527288U JPH0211515U JP H0211515 U JPH0211515 U JP H0211515U JP 8527288 U JP8527288 U JP 8527288U JP 8527288 U JP8527288 U JP 8527288U JP H0211515 U JPH0211515 U JP H0211515U
Authority
JP
Japan
Prior art keywords
tracking
average value
control circuit
light output
received light
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.)
Pending
Application number
JP8527288U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP8527288U priority Critical patent/JPH0211515U/ja
Publication of JPH0211515U publication Critical patent/JPH0211515U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP8527288U 1988-06-28 1988-06-28 Pending JPH0211515U (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8527288U JPH0211515U (fr) 1988-06-28 1988-06-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8527288U JPH0211515U (fr) 1988-06-28 1988-06-28

Publications (1)

Publication Number Publication Date
JPH0211515U true JPH0211515U (fr) 1990-01-24

Family

ID=31309947

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8527288U Pending JPH0211515U (fr) 1988-06-28 1988-06-28

Country Status (1)

Country Link
JP (1) JPH0211515U (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02168434A (ja) * 1988-12-21 1990-06-28 Matsushita Electric Ind Co Ltd トラッキング制御の目標位置調整方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609020B2 (ja) * 1980-08-19 1985-03-07 ル−ルヒエミ−・アクチエンゲゼルシヤフト 3−ジメチルアミノ−2,2−ジメチルプロパナ−ルの製法
JPS61104336A (ja) * 1984-10-23 1986-05-22 Seiko Epson Corp 光学式記録装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609020B2 (ja) * 1980-08-19 1985-03-07 ル−ルヒエミ−・アクチエンゲゼルシヤフト 3−ジメチルアミノ−2,2−ジメチルプロパナ−ルの製法
JPS61104336A (ja) * 1984-10-23 1986-05-22 Seiko Epson Corp 光学式記録装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02168434A (ja) * 1988-12-21 1990-06-28 Matsushita Electric Ind Co Ltd トラッキング制御の目標位置調整方法

Similar Documents

Publication Publication Date Title
JPS6337815A (ja) 記録デ−タ再生装置
JPH0211515U (fr)
JPH0272415U (fr)
JPH0226134U (fr)
JPS62168126U (fr)
JPH0638289B2 (ja) 光学式再生装置の誤差信号発生装置
JPS6172720U (fr)
JPS6033617Y2 (ja) スイツチング方式増幅器
JPS6399320U (fr)
JPS62190926U (fr)
JPS62137097U (fr)
JPS6349613U (fr)
JPH01160712U (fr)
JPH046816U (fr)
JPH0276364U (fr)
JPH01115378U (fr)
JPH0394625U (fr)
JPH0370432U (fr)
JPS62188844U (fr)
JPH0246421U (fr)
JPH01105270U (fr)
JPS61103918U (fr)
JPS61203440U (fr)
JPS62147129U (fr)
JPS60132621U (ja) トラツキングサ−ボ回路