JP3908002B2 - 光ピックアップおよび光ディスク装置 - Google Patents

光ピックアップおよび光ディスク装置 Download PDF

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Publication number
JP3908002B2
JP3908002B2 JP2001323734A JP2001323734A JP3908002B2 JP 3908002 B2 JP3908002 B2 JP 3908002B2 JP 2001323734 A JP2001323734 A JP 2001323734A JP 2001323734 A JP2001323734 A JP 2001323734A JP 3908002 B2 JP3908002 B2 JP 3908002B2
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Japan
Prior art keywords
light
order diffracted
laser
semiconductor laser
hologram
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Expired - Fee Related
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JP2001323734A
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Japanese (ja)
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JP2003132581A (ja
JP2003132581A5 (cg-RX-API-DMAC7.html
Inventor
正弘 山▲崎▼
憲治 池田
寛 片山
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Sharp Corp
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Sharp Corp
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JP2001323734A 2001-10-22 2001-10-22 光ピックアップおよび光ディスク装置 Expired - Fee Related JP3908002B2 (ja)

Priority Applications (1)

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JP2001323734A JP3908002B2 (ja) 2001-10-22 2001-10-22 光ピックアップおよび光ディスク装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001323734A JP3908002B2 (ja) 2001-10-22 2001-10-22 光ピックアップおよび光ディスク装置

Publications (3)

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JP2003132581A JP2003132581A (ja) 2003-05-09
JP2003132581A5 JP2003132581A5 (cg-RX-API-DMAC7.html) 2005-04-28
JP3908002B2 true JP3908002B2 (ja) 2007-04-25

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JP2001323734A Expired - Fee Related JP3908002B2 (ja) 2001-10-22 2001-10-22 光ピックアップおよび光ディスク装置

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JP (1) JP3908002B2 (cg-RX-API-DMAC7.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7218591B2 (en) 2002-04-17 2007-05-15 Sharp Kabushiki Kaisha Optical pickup apparatus
JP4723460B2 (ja) 2006-11-10 2011-07-13 シャープ株式会社 光ピックアップ装置
JP2012195043A (ja) 2011-03-18 2012-10-11 Semiconductor Components Industries Llc 光ピックアップ装置、集積回路および光ピックアップ装置のレーザ出力制御方法
JP7179050B2 (ja) * 2018-03-30 2022-11-28 ソニーセミコンダクタソリューションズ株式会社 記録再生装置

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JP2003132581A (ja) 2003-05-09

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