JP4873773B2 - 光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法 - Google Patents

光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法 Download PDF

Info

Publication number
JP4873773B2
JP4873773B2 JP2000246025A JP2000246025A JP4873773B2 JP 4873773 B2 JP4873773 B2 JP 4873773B2 JP 2000246025 A JP2000246025 A JP 2000246025A JP 2000246025 A JP2000246025 A JP 2000246025A JP 4873773 B2 JP4873773 B2 JP 4873773B2
Authority
JP
Japan
Prior art keywords
light
optical
signal
recording medium
sub
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 - Fee Related
Application number
JP2000246025A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002056568A (ja
JP2002056568A5 (enrdf_load_stackoverflow
Inventor
紀彰 西
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP2000246025A priority Critical patent/JP4873773B2/ja
Publication of JP2002056568A publication Critical patent/JP2002056568A/ja
Publication of JP2002056568A5 publication Critical patent/JP2002056568A5/ja
Application granted granted Critical
Publication of JP4873773B2 publication Critical patent/JP4873773B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP2000246025A 2000-08-14 2000-08-14 光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法 Expired - Fee Related JP4873773B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000246025A JP4873773B2 (ja) 2000-08-14 2000-08-14 光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000246025A JP4873773B2 (ja) 2000-08-14 2000-08-14 光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法

Publications (3)

Publication Number Publication Date
JP2002056568A JP2002056568A (ja) 2002-02-22
JP2002056568A5 JP2002056568A5 (enrdf_load_stackoverflow) 2007-08-16
JP4873773B2 true JP4873773B2 (ja) 2012-02-08

Family

ID=18736433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000246025A Expired - Fee Related JP4873773B2 (ja) 2000-08-14 2000-08-14 光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法

Country Status (1)

Country Link
JP (1) JP4873773B2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100497382B1 (ko) 2003-01-16 2005-06-23 삼성전자주식회사 호환형 광픽업장치

Also Published As

Publication number Publication date
JP2002056568A (ja) 2002-02-22

Similar Documents

Publication Publication Date Title
JP4893314B2 (ja) 光ピックアップ装置
JP4483140B2 (ja) 光学ピックアップ装置、光ディスク装置及びトラック判別信号検出方法
JP2009009630A (ja) 光ピックアップ装置
US8416656B2 (en) Reproducing method and reproducing apparatus
US7706236B2 (en) Optical pickup and optical disc apparatus including a multi-section diffractive element
JP2008052888A (ja) 光ピックアップ
JP2009015954A (ja) 光ピックアップ装置及びその調整方法
JP4023365B2 (ja) 記録及び/又は再生装置、光学ヘッド、トラック誤差信号検出方法
JP3988343B2 (ja) 光学ピックアップ装置、光ディスク装置及びトラック判別信号検出方法
JP4873773B2 (ja) 光学ピックアップ装置、光記録媒体記録再生装置及びトラック判別信号検出方法
JP2004318958A (ja) 光学ヘッド、記録及び/又は再生装置
US20070025205A1 (en) Optical pickup and optical recording and/or reproducing apparatus employing the same
JP2004334962A (ja) 光ヘッド及び光記録媒体記録再生装置
JP3361178B2 (ja) トラックエラー検出装置
JP4666664B2 (ja) 光ピックアップ装置および光記録媒体情報再生装置
JP4501275B2 (ja) 光ヘッド、受発光素子、及び光記録媒体記録再生装置、ならびにトラック判別信号検出方法
JP4505979B2 (ja) 光ヘッド、受発光素子および光記録媒体記録再生装置
KR100749060B1 (ko) 광 픽업
JP2001126303A (ja) 光ヘッドおよびその制御方法、光情報記録再生装置ならびにトラック判別方法
JP2008171471A (ja) 光ピックアップ装置
JP2004310811A (ja) 光ヘッド及び収差検出方法、並びに光記録媒体記録再生装置
WO2012161009A1 (ja) 再生方法、再生装置
JP2006172694A (ja) 光ディスク装置
JP2001118261A (ja) 光ディスク装置および光ピックアップ装置
JP2005085320A (ja) 光ピックアップ及びそれを使用した光ディスク装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070629

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070629

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20090520

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090526

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20091006

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20091228

A911 Transfer of reconsideration by examiner before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20100113

A912 Removal of reconsideration by examiner before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20100205

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110928

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20111122

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20141202

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20141202

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees