JPH0284116U - - Google Patents

Info

Publication number
JPH0284116U
JPH0284116U JP16360588U JP16360588U JPH0284116U JP H0284116 U JPH0284116 U JP H0284116U JP 16360588 U JP16360588 U JP 16360588U JP 16360588 U JP16360588 U JP 16360588U JP H0284116 U JPH0284116 U JP H0284116U
Authority
JP
Japan
Prior art keywords
focus
detection circuit
signal
defect
disk surface
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
JP16360588U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0624011Y2 (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 JP1988163605U priority Critical patent/JPH0624011Y2/ja
Publication of JPH0284116U publication Critical patent/JPH0284116U/ja
Application granted granted Critical
Publication of JPH0624011Y2 publication Critical patent/JPH0624011Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP1988163605U 1988-12-16 1988-12-16 フォーカスサーボ制御回路 Expired - Lifetime JPH0624011Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988163605U JPH0624011Y2 (ja) 1988-12-16 1988-12-16 フォーカスサーボ制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988163605U JPH0624011Y2 (ja) 1988-12-16 1988-12-16 フォーカスサーボ制御回路

Publications (2)

Publication Number Publication Date
JPH0284116U true JPH0284116U (US06262066-20010717-C00315.png) 1990-06-29
JPH0624011Y2 JPH0624011Y2 (ja) 1994-06-22

Family

ID=31448475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988163605U Expired - Lifetime JPH0624011Y2 (ja) 1988-12-16 1988-12-16 フォーカスサーボ制御回路

Country Status (1)

Country Link
JP (1) JPH0624011Y2 (US06262066-20010717-C00315.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63176924U (US06262066-20010717-C00315.png) * 1987-01-16 1988-11-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63176924U (US06262066-20010717-C00315.png) * 1987-01-16 1988-11-16

Also Published As

Publication number Publication date
JPH0624011Y2 (ja) 1994-06-22

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