JP2003178482A - 光検出器および信号処理回路およびそれらを用いた光学的情報再生装置 - Google Patents

光検出器および信号処理回路およびそれらを用いた光学的情報再生装置

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Publication number
JP2003178482A
JP2003178482A JP2002331529A JP2002331529A JP2003178482A JP 2003178482 A JP2003178482 A JP 2003178482A JP 2002331529 A JP2002331529 A JP 2002331529A JP 2002331529 A JP2002331529 A JP 2002331529A JP 2003178482 A JP2003178482 A JP 2003178482A
Authority
JP
Japan
Prior art keywords
signal
light
photodetector
optical
optical information
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.)
Withdrawn
Application number
JP2002331529A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003178482A5 (enExample
Inventor
Kunikazu Onishi
邦一 大西
Takeshi Shimano
健 島野
Shigeru Nakamura
滋 中村
Masayuki Inoue
雅之 井上
Yukio Fukui
幸夫 福井
Yasuyuki Sugi
靖幸 杉
Shinji Fujita
真治 藤田
Mitsuhiko Ota
光彦 太田
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.)
Hitachi Ltd
Hitachi Consumer Electronics Co Ltd
Original Assignee
Hitachi Ltd
Hitachi Media Electronics 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 Hitachi Ltd, Hitachi Media Electronics Co Ltd filed Critical Hitachi Ltd
Priority to JP2002331529A priority Critical patent/JP2003178482A/ja
Publication of JP2003178482A publication Critical patent/JP2003178482A/ja
Publication of JP2003178482A5 publication Critical patent/JP2003178482A5/ja
Withdrawn legal-status Critical Current

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  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
JP2002331529A 1998-07-03 2002-11-15 光検出器および信号処理回路およびそれらを用いた光学的情報再生装置 Withdrawn JP2003178482A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002331529A JP2003178482A (ja) 1998-07-03 2002-11-15 光検出器および信号処理回路およびそれらを用いた光学的情報再生装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10-188509 1998-07-03
JP18850998 1998-07-03
JP2002331529A JP2003178482A (ja) 1998-07-03 2002-11-15 光検出器および信号処理回路およびそれらを用いた光学的情報再生装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP17184499A Division JP3463003B2 (ja) 1998-07-03 1999-06-18 光検出器および光学ヘッド

Publications (2)

Publication Number Publication Date
JP2003178482A true JP2003178482A (ja) 2003-06-27
JP2003178482A5 JP2003178482A5 (enExample) 2004-07-29

Family

ID=26504972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002331529A Withdrawn JP2003178482A (ja) 1998-07-03 2002-11-15 光検出器および信号処理回路およびそれらを用いた光学的情報再生装置

Country Status (1)

Country Link
JP (1) JP2003178482A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100717857B1 (ko) 2005-07-11 2007-05-14 엘지전자 주식회사 부빔의 각도 조정이 필요없는 광 디스크 장치의 광 픽업

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100717857B1 (ko) 2005-07-11 2007-05-14 엘지전자 주식회사 부빔의 각도 조정이 필요없는 광 디스크 장치의 광 픽업

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