JPS6164621U - - Google Patents

Info

Publication number
JPS6164621U
JPS6164621U JP14837784U JP14837784U JPS6164621U JP S6164621 U JPS6164621 U JP S6164621U JP 14837784 U JP14837784 U JP 14837784U JP 14837784 U JP14837784 U JP 14837784U JP S6164621 U JPS6164621 U JP S6164621U
Authority
JP
Japan
Prior art keywords
focus
signal
circuit
zero
error signal
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
JP14837784U
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 JP14837784U priority Critical patent/JPS6164621U/ja
Publication of JPS6164621U publication Critical patent/JPS6164621U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP14837784U 1984-09-29 1984-09-29 Pending JPS6164621U (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14837784U JPS6164621U (enExample) 1984-09-29 1984-09-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14837784U JPS6164621U (enExample) 1984-09-29 1984-09-29

Publications (1)

Publication Number Publication Date
JPS6164621U true JPS6164621U (enExample) 1986-05-02

Family

ID=30706592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14837784U Pending JPS6164621U (enExample) 1984-09-29 1984-09-29

Country Status (1)

Country Link
JP (1) JPS6164621U (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54128707A (en) * 1978-03-27 1979-10-05 Mca Disco Vision Focus servo device
JPS57113430A (en) * 1980-12-29 1982-07-14 Matsushita Electric Ind Co Ltd Focus servo leading-device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54128707A (en) * 1978-03-27 1979-10-05 Mca Disco Vision Focus servo device
JPS57113430A (en) * 1980-12-29 1982-07-14 Matsushita Electric Ind Co Ltd Focus servo leading-device

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