JPH0318255B2 - - Google Patents

Info

Publication number
JPH0318255B2
JPH0318255B2 JP57084022A JP8402282A JPH0318255B2 JP H0318255 B2 JPH0318255 B2 JP H0318255B2 JP 57084022 A JP57084022 A JP 57084022A JP 8402282 A JP8402282 A JP 8402282A JP H0318255 B2 JPH0318255 B2 JP H0318255B2
Authority
JP
Japan
Prior art keywords
output signal
photoelectric conversion
signal
information
conversion elements
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.)
Expired - Lifetime
Application number
JP57084022A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58203636A (ja
Inventor
Nobuyuki Kaneko
Hirotaka Kurata
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP8402282A priority Critical patent/JPS58203636A/ja
Publication of JPS58203636A publication Critical patent/JPS58203636A/ja
Publication of JPH0318255B2 publication Critical patent/JPH0318255B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP8402282A 1982-05-20 1982-05-20 情報読取装置におけるトラッキングエラー信号検出装置 Granted JPS58203636A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8402282A JPS58203636A (ja) 1982-05-20 1982-05-20 情報読取装置におけるトラッキングエラー信号検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8402282A JPS58203636A (ja) 1982-05-20 1982-05-20 情報読取装置におけるトラッキングエラー信号検出装置

Publications (2)

Publication Number Publication Date
JPS58203636A JPS58203636A (ja) 1983-11-28
JPH0318255B2 true JPH0318255B2 (en, 2012) 1991-03-12

Family

ID=13818936

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8402282A Granted JPS58203636A (ja) 1982-05-20 1982-05-20 情報読取装置におけるトラッキングエラー信号検出装置

Country Status (1)

Country Link
JP (1) JPS58203636A (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949331A (en) * 1985-06-19 1990-08-14 Hitachi, Ltd. Apparatus and record carrier for optical disc memory with correction pattern and master disc cutting apparatus
JP4326404B2 (ja) 2004-06-09 2009-09-09 株式会社リコー 位相差検出回路及びその位相差検出回路を有する光ディスク装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107310A (en) * 1978-02-09 1979-08-23 Teac Co Optical type reproducer
JPS58150145A (ja) * 1982-03-03 1983-09-06 Toshiba Corp 光学式デジタルデイスクプレ−ヤのトラツキング制御回路

Also Published As

Publication number Publication date
JPS58203636A (ja) 1983-11-28

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