JPS58203636A - 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 - Google Patents

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

Info

Publication number
JPS58203636A
JPS58203636A JP8402282A JP8402282A JPS58203636A JP S58203636 A JPS58203636 A JP S58203636A JP 8402282 A JP8402282 A JP 8402282A JP 8402282 A JP8402282 A JP 8402282A JP S58203636 A JPS58203636 A JP S58203636A
Authority
JP
Japan
Prior art keywords
output signal
photoelectric conversion
information
conversion elements
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.)
Granted
Application number
JP8402282A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0318255B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Nobuyuki Kaneko
信之 金子
Hirotaka Kurata
倉田　裕隆
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.)
TRIO KENWOOD CORP
Trio KK
Toshiba Corp
Kenwood KK
Original Assignee
TRIO KENWOOD CORP
Trio KK
Toshiba Corp
Kenwood KK
Tokyo Shibaura Electric Co Ltd
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 TRIO KENWOOD CORP, Trio KK, Toshiba Corp, Kenwood KK, Tokyo Shibaura Electric Co Ltd filed Critical TRIO KENWOOD 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 true JPS58203636A (ja) 1983-11-28
JPH0318255B2 JPH0318255B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (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
US7518963B2 (en) 2004-06-09 2009-04-14 Ricoh Company, Ltd Phase difference detection circuit and optical disk device

Citations (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

Patent Citations (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

Cited By (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
US7518963B2 (en) 2004-06-09 2009-04-14 Ricoh Company, Ltd Phase difference detection circuit and optical disk device

Also Published As

Publication number Publication date
JPH0318255B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-03-12

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