JPH0193615U - - Google Patents

Info

Publication number
JPH0193615U
JPH0193615U JP18856787U JP18856787U JPH0193615U JP H0193615 U JPH0193615 U JP H0193615U JP 18856787 U JP18856787 U JP 18856787U JP 18856787 U JP18856787 U JP 18856787U JP H0193615 U JPH0193615 U JP H0193615U
Authority
JP
Japan
Prior art keywords
disk device
optical disk
frequency signal
predetermined frequency
tracking drive
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
JP18856787U
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 JP18856787U priority Critical patent/JPH0193615U/ja
Publication of JPH0193615U publication Critical patent/JPH0193615U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP18856787U 1987-12-11 1987-12-11 Pending JPH0193615U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18856787U JPH0193615U (enrdf_load_stackoverflow) 1987-12-11 1987-12-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18856787U JPH0193615U (enrdf_load_stackoverflow) 1987-12-11 1987-12-11

Publications (1)

Publication Number Publication Date
JPH0193615U true JPH0193615U (enrdf_load_stackoverflow) 1989-06-20

Family

ID=31479651

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18856787U Pending JPH0193615U (enrdf_load_stackoverflow) 1987-12-11 1987-12-11

Country Status (1)

Country Link
JP (1) JPH0193615U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6222244A (ja) * 1985-07-19 1987-01-30 Nippon Gakki Seizo Kk 光学式再生装置のフオ−カスサ−チ回路
JPS6246438A (ja) * 1985-08-26 1987-02-28 Matsushita Electric Ind Co Ltd 自動焦点引込み装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6222244A (ja) * 1985-07-19 1987-01-30 Nippon Gakki Seizo Kk 光学式再生装置のフオ−カスサ−チ回路
JPS6246438A (ja) * 1985-08-26 1987-02-28 Matsushita Electric Ind Co Ltd 自動焦点引込み装置

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