JPS61199245A - サ−ボゲイン制御装置 - Google Patents

サ−ボゲイン制御装置

Info

Publication number
JPS61199245A
JPS61199245A JP60039178A JP3917885A JPS61199245A JP S61199245 A JPS61199245 A JP S61199245A JP 60039178 A JP60039178 A JP 60039178A JP 3917885 A JP3917885 A JP 3917885A JP S61199245 A JPS61199245 A JP S61199245A
Authority
JP
Japan
Prior art keywords
amplifier
signal
photodetector
switch
signals
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
JP60039178A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0466054B2 (OSRAM
Inventor
Tsuneo Takahashi
恒夫 高橋
Ryoichi Imanaka
良一 今中
Seizo Tsuji
辻　誠三
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP60039178A priority Critical patent/JPS61199245A/ja
Publication of JPS61199245A publication Critical patent/JPS61199245A/ja
Publication of JPH0466054B2 publication Critical patent/JPH0466054B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Automatic Focus Adjustment (AREA)
  • Optical Recording Or Reproduction (AREA)
JP60039178A 1985-02-28 1985-02-28 サ−ボゲイン制御装置 Granted JPS61199245A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60039178A JPS61199245A (ja) 1985-02-28 1985-02-28 サ−ボゲイン制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60039178A JPS61199245A (ja) 1985-02-28 1985-02-28 サ−ボゲイン制御装置

Publications (2)

Publication Number Publication Date
JPS61199245A true JPS61199245A (ja) 1986-09-03
JPH0466054B2 JPH0466054B2 (OSRAM) 1992-10-22

Family

ID=12545858

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60039178A Granted JPS61199245A (ja) 1985-02-28 1985-02-28 サ−ボゲイン制御装置

Country Status (1)

Country Link
JP (1) JPS61199245A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01258235A (ja) * 1988-04-07 1989-10-16 Ricoh Co Ltd 光ディスク装置
US7423940B2 (en) 2001-04-02 2008-09-09 Ricoh Company, Ltd. Signal processing method and signal processing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01258235A (ja) * 1988-04-07 1989-10-16 Ricoh Co Ltd 光ディスク装置
US7423940B2 (en) 2001-04-02 2008-09-09 Ricoh Company, Ltd. Signal processing method and signal processing apparatus

Also Published As

Publication number Publication date
JPH0466054B2 (OSRAM) 1992-10-22

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Legal Events

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