JP2006228260A5 - - Google Patents

Download PDF

Info

Publication number
JP2006228260A5
JP2006228260A5 JP2005037010A JP2005037010A JP2006228260A5 JP 2006228260 A5 JP2006228260 A5 JP 2006228260A5 JP 2005037010 A JP2005037010 A JP 2005037010A JP 2005037010 A JP2005037010 A JP 2005037010A JP 2006228260 A5 JP2006228260 A5 JP 2006228260A5
Authority
JP
Japan
Prior art keywords
sub
divided
optical element
optical pickup
disk
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Withdrawn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
JP2005037010A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006228260A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2005037010A priority Critical patent/JP2006228260A/ja
Priority claimed from JP2005037010A external-priority patent/JP2006228260A/ja
Priority to KR1020067026738A priority patent/KR20070104208A/ko
Priority to PCT/JP2005/017338 priority patent/WO2006087843A1/ja
Priority to CNA2005800225409A priority patent/CN1981332A/zh
Priority to US11/660,101 priority patent/US20080074966A1/en
Priority to EP05785942A priority patent/EP1860653A1/en
Priority to TW095104811A priority patent/TW200629259A/zh
Publication of JP2006228260A publication Critical patent/JP2006228260A/ja
Publication of JP2006228260A5 publication Critical patent/JP2006228260A5/ja
Withdrawn legal-status Critical Current

Links

JP2005037010A 2005-02-15 2005-02-15 光ピックアップ Withdrawn JP2006228260A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2005037010A JP2006228260A (ja) 2005-02-15 2005-02-15 光ピックアップ
KR1020067026738A KR20070104208A (ko) 2005-02-15 2005-09-21 광픽업
PCT/JP2005/017338 WO2006087843A1 (ja) 2005-02-15 2005-09-21 光ピックアップ
CNA2005800225409A CN1981332A (zh) 2005-02-15 2005-09-21 拾光器
US11/660,101 US20080074966A1 (en) 2005-02-15 2005-09-21 Optical Pickup
EP05785942A EP1860653A1 (en) 2005-02-15 2005-09-21 Optical pickup
TW095104811A TW200629259A (en) 2005-02-15 2006-02-14 Optical pickup

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005037010A JP2006228260A (ja) 2005-02-15 2005-02-15 光ピックアップ

Publications (2)

Publication Number Publication Date
JP2006228260A JP2006228260A (ja) 2006-08-31
JP2006228260A5 true JP2006228260A5 (enExample) 2008-04-03

Family

ID=36916257

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005037010A Withdrawn JP2006228260A (ja) 2005-02-15 2005-02-15 光ピックアップ

Country Status (7)

Country Link
US (1) US20080074966A1 (enExample)
EP (1) EP1860653A1 (enExample)
JP (1) JP2006228260A (enExample)
KR (1) KR20070104208A (enExample)
CN (1) CN1981332A (enExample)
TW (1) TW200629259A (enExample)
WO (1) WO2006087843A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4106072B1 (ja) * 2006-12-18 2008-06-25 松下電器産業株式会社 光ピックアップ装置
EP2141699A1 (en) * 2008-06-30 2010-01-06 Deutsche Thomson OHG Apparatus for reading from an optical recording medium
US8630154B2 (en) * 2010-05-11 2014-01-14 Thomson Licensing, LLC Apparatus comprising a pickup providing multiple beams
JP2012079374A (ja) * 2010-09-30 2012-04-19 Sanyo Electric Co Ltd 光ピックアップ装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63138625U (enExample) * 1987-03-04 1988-09-13
JPH07320287A (ja) * 1994-05-24 1995-12-08 Olympus Optical Co Ltd 光ピックアップ装置
JPH11296879A (ja) * 1998-04-02 1999-10-29 Sony Corp 光ディスク装置とその制御方法
JP3527705B2 (ja) * 1999-12-28 2004-05-17 シャープ株式会社 光ピックアップ及びトラッキングサーボ方法
JP2003162831A (ja) * 2001-11-27 2003-06-06 Sharp Corp 光ピックアップ装置
JP3826082B2 (ja) * 2002-08-23 2006-09-27 シャープ株式会社 光ピックアップ装置
JP2004253111A (ja) * 2003-01-31 2004-09-09 Sharp Corp 光ピックアップ装置
JP2004355790A (ja) * 2003-05-08 2004-12-16 Sharp Corp ホログラム結合体およびその製造方法、ホログラムレーザユニットならびに光ピックアップ装置
JP3779705B2 (ja) * 2003-08-13 2006-05-31 Ｔｄｋ株式会社 光ヘッド、ｌｄモジュール、光記録再生装置及び光記録再生装置に用いる回折素子
JP2005182938A (ja) * 2003-12-22 2005-07-07 Matsushita Electric Ind Co Ltd 光ピックアップ装置

Similar Documents

Publication Publication Date Title
TW200741687A (en) Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus
CN101471100A (zh) 光拾取器装置和光盘装置
JPWO2010016559A1 (ja) 回折格子、収差補正素子および光ヘッド装置
JP2006228260A5 (enExample)
TW200828291A (en) Optical pickup device
EP1655727A4 (en) OPTICAL DETECTION DEVICE
JP5178339B2 (ja) 光ピックアップ装置
US20080101202A1 (en) Optical pickup
US8184519B2 (en) Optical pickup apparatus
JP2006228260A (ja) 光ピックアップ
JP2007294029A5 (enExample)
JP4396596B2 (ja) 光ピックアップ
KR20100031464A (ko) 광 픽업 장치
TW200636705A (en) Multilayer recording medium and optical pickup for recording and/or reproducing the same
JP5277207B2 (ja) 光ピックアップ装置及び光ディスク装置
CN100421159C (zh) 光学拾取装置及其聚焦控制方法
KR100894321B1 (ko) 회절격자 및 이를 이용한 광픽업 장치
JP4509003B2 (ja) 回折格子、光ピックアップ装置
JP4393530B2 (ja) 光ピックアップ及び光検出器
JP3836491B2 (ja) 光集積ユニット及び光ピックアップ装置
JP2006155707A (ja) 光ピックアップ装置および光学素子
JP2007048461A (ja) 光ピックアップ装置
JP2008077752A5 (enExample)
JP2005203004A5 (enExample)
JP2005064387A (ja) レーザ光源、および光ピックアップ