JP2003317293A5 - - Google Patents
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- Publication number
- JP2003317293A5 JP2003317293A5 JP2002115726A JP2002115726A JP2003317293A5 JP 2003317293 A5 JP2003317293 A5 JP 2003317293A5 JP 2002115726 A JP2002115726 A JP 2002115726A JP 2002115726 A JP2002115726 A JP 2002115726A JP 2003317293 A5 JP2003317293 A5 JP 2003317293A5
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- JP
- Japan
- 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
Links
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002115726A JP4086282B2 (ja) | 2002-04-18 | 2002-04-18 | 半導体レーザ駆動回路および光ヘッド |
| CNB038007274A CN1280806C (zh) | 2002-04-18 | 2003-04-03 | 半导体激光器驱动电路和光学头 |
| PCT/JP2003/004263 WO2003088230A1 (en) | 2002-04-18 | 2003-04-03 | Semiconductor laser driving circuit and optical head |
| US10/405,625 US6970487B2 (en) | 2002-04-18 | 2003-04-03 | Semiconductor laser driving circuit and optical head |
| EP03746420A EP1496503A4 (en) | 2002-04-18 | 2003-04-03 | SEMICONDUCTOR LASER CONTROL UNIT AND OPTICAL HEAD |
| KR1020047000379A KR100840307B1 (ko) | 2002-04-18 | 2003-04-03 | 반도체 레이저 구동 회로 및 광 헤드 |
| TW092108906A TWI235532B (en) | 2002-04-18 | 2003-04-17 | Semiconductor laser driving circuit and optical head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002115726A JP4086282B2 (ja) | 2002-04-18 | 2002-04-18 | 半導体レーザ駆動回路および光ヘッド |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003317293A JP2003317293A (ja) | 2003-11-07 |
| JP2003317293A5 true JP2003317293A5 (ja) | 2005-07-28 |
| JP4086282B2 JP4086282B2 (ja) | 2008-05-14 |
Family
ID=29243432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002115726A Expired - Fee Related JP4086282B2 (ja) | 2002-04-18 | 2002-04-18 | 半導体レーザ駆動回路および光ヘッド |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6970487B2 (ja) |
| EP (1) | EP1496503A4 (ja) |
| JP (1) | JP4086282B2 (ja) |
| KR (1) | KR100840307B1 (ja) |
| CN (1) | CN1280806C (ja) |
| TW (1) | TWI235532B (ja) |
| WO (1) | WO2003088230A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005079542A (ja) | 2003-09-03 | 2005-03-24 | Tdk Corp | 半導体レーザ駆動回路および光ヘッド |
| JP4731148B2 (ja) * | 2004-09-30 | 2011-07-20 | 三洋電機株式会社 | 半導体レーザ装置、光ピックアップ装置および光学記録媒体駆動装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05136501A (ja) * | 1991-11-11 | 1993-06-01 | Matsushita Electric Ind Co Ltd | 半導体レーザ駆動回路 |
| JPH05175579A (ja) * | 1991-12-26 | 1993-07-13 | Canon Inc | 半導体レーザ駆動回路 |
| JPH05315686A (ja) | 1992-04-14 | 1993-11-26 | Sony Corp | レーザダイオード駆動回路 |
| DE69525865T2 (de) * | 1994-04-22 | 2002-09-19 | Canon Kk | Treiberschaltung für eine Leuchtdiode |
| JP3708767B2 (ja) * | 1999-06-25 | 2005-10-19 | 株式会社東芝 | 半導体集積回路とこれを含む光ピックアップ光学系ユニット及び光ピックアップ装置 |
| TW473984B (en) * | 1999-08-19 | 2002-01-21 | Toshiba Corp | Laser driving circuit and reproducing device using the same |
| DE10041079A1 (de) * | 2000-08-22 | 2002-03-14 | Osram Opto Semiconductors Gmbh | Lasermodul mit Ansteuerschaltung |
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2002
- 2002-04-18 JP JP2002115726A patent/JP4086282B2/ja not_active Expired - Fee Related
-
2003
- 2003-04-03 EP EP03746420A patent/EP1496503A4/en not_active Withdrawn
- 2003-04-03 US US10/405,625 patent/US6970487B2/en not_active Expired - Fee Related
- 2003-04-03 WO PCT/JP2003/004263 patent/WO2003088230A1/ja active Application Filing
- 2003-04-03 KR KR1020047000379A patent/KR100840307B1/ko not_active IP Right Cessation
- 2003-04-03 CN CNB038007274A patent/CN1280806C/zh not_active Expired - Fee Related
- 2003-04-17 TW TW092108906A patent/TWI235532B/zh not_active IP Right Cessation