JPS61195520U - - Google Patents

Info

Publication number
JPS61195520U
JPS61195520U JP5903785U JP5903785U JPS61195520U JP S61195520 U JPS61195520 U JP S61195520U JP 5903785 U JP5903785 U JP 5903785U JP 5903785 U JP5903785 U JP 5903785U JP S61195520 U JPS61195520 U JP S61195520U
Authority
JP
Japan
Prior art keywords
photodetector
outputs
control device
tracking control
divided
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
JP5903785U
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 JP5903785U priority Critical patent/JPS61195520U/ja
Publication of JPS61195520U publication Critical patent/JPS61195520U/ja
Pending legal-status Critical Current

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Landscapes

  • Optical Recording Or Reproduction (AREA)
JP5903785U 1985-04-19 1985-04-19 Pending JPS61195520U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5903785U JPS61195520U (enrdf_load_stackoverflow) 1985-04-19 1985-04-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5903785U JPS61195520U (enrdf_load_stackoverflow) 1985-04-19 1985-04-19

Publications (1)

Publication Number Publication Date
JPS61195520U true JPS61195520U (enrdf_load_stackoverflow) 1986-12-05

Family

ID=30585089

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5903785U Pending JPS61195520U (enrdf_load_stackoverflow) 1985-04-19 1985-04-19

Country Status (1)

Country Link
JP (1) JPS61195520U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58100244A (ja) * 1981-12-10 1983-06-14 Foster Denki Kk 光学式情報再生装置
JPS59152543A (ja) * 1983-02-21 1984-08-31 Toshiba Corp 光学式デイスクレコ−ド再生装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58100244A (ja) * 1981-12-10 1983-06-14 Foster Denki Kk 光学式情報再生装置
JPS59152543A (ja) * 1983-02-21 1984-08-31 Toshiba Corp 光学式デイスクレコ−ド再生装置

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