JP4779833B2 - 光ディスク装置 - Google Patents
光ディスク装置 Download PDFInfo
- Publication number
- JP4779833B2 JP4779833B2 JP2006182976A JP2006182976A JP4779833B2 JP 4779833 B2 JP4779833 B2 JP 4779833B2 JP 2006182976 A JP2006182976 A JP 2006182976A JP 2006182976 A JP2006182976 A JP 2006182976A JP 4779833 B2 JP4779833 B2 JP 4779833B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- signal
- optical disc
- output
- gain
- 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
Links
Images
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006182976A JP4779833B2 (ja) | 2006-07-03 | 2006-07-03 | 光ディスク装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006182976A JP4779833B2 (ja) | 2006-07-03 | 2006-07-03 | 光ディスク装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008016077A JP2008016077A (ja) | 2008-01-24 |
| JP2008016077A5 JP2008016077A5 (https=) | 2009-08-06 |
| JP4779833B2 true JP4779833B2 (ja) | 2011-09-28 |
Family
ID=39072954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006182976A Expired - Fee Related JP4779833B2 (ja) | 2006-07-03 | 2006-07-03 | 光ディスク装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4779833B2 (https=) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3961166B2 (ja) * | 1999-09-17 | 2007-08-22 | 株式会社リコー | 光ディスクドライブ装置 |
| EP1619676A4 (en) * | 2003-05-12 | 2007-12-05 | Asahi Chemical Micro Syst | OPTICAL DISK DEVICE, CIRCUIT FOR OPTICAL DISC DEVICE, VOBULATION SIGNAL REPRODUCTION METHOD, AND INTERSILLON REGULAR PRE-DEPRESSION SIGNAL REPRODUCTION METHOD |
| JP2005056533A (ja) * | 2003-08-07 | 2005-03-03 | Nec Yamagata Ltd | 光ディスク装置 |
-
2006
- 2006-07-03 JP JP2006182976A patent/JP4779833B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008016077A (ja) | 2008-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4185536B2 (ja) | 光ピックアップヘッド装置及び情報記録再生装置 | |
| CN101494064A (zh) | 光拾取器装置及光盘装置 | |
| WO2004097815A1 (ja) | 光ヘッド装置及び光学式情報記録再生装置 | |
| CN101131826A (zh) | 光学拾取器 | |
| JP2005327403A (ja) | 光ピックアップ及び光学記録媒体記録再生装置 | |
| KR101058859B1 (ko) | 광 픽업 및 이것을 이용한 기록 및/또는 재생 장치 | |
| JP2002056550A (ja) | 光ピックアップ、該ピックアップを用いた情報記録再生装置および情報記録再生方法 | |
| JP4779833B2 (ja) | 光ディスク装置 | |
| JP2007179676A (ja) | 光ヘッド装置及び光ディスク装置 | |
| JP4551624B2 (ja) | 傾きセンサ、傾き測定装置、光ピックアップ装置及び光ディスク装置 | |
| JP2007520833A (ja) | 2波長レーザダイオード使用のための光検出器 | |
| JP2004334962A (ja) | 光ヘッド及び光記録媒体記録再生装置 | |
| JP4654085B2 (ja) | 光検出器、光ピックアップ及び光ディスク装置 | |
| CN100424760C (zh) | 衍射元件和具有该衍射元件的光学拾取设备 | |
| JP2004318957A (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 | |
| JP4297099B2 (ja) | 光ピックアップ及び光ディスク装置 | |
| US20070002704A1 (en) | Optical head and optical disc apparatus | |
| JP3759037B2 (ja) | 光ピックアップ装置及び光ディスク装置 | |
| 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 | |
| US20070064573A1 (en) | Optical head unit and optical disc apparatus | |
| 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 | |
| KR20130062776A (ko) | 광디스크 장치 및 그 동작 방법 | |
| JP4466450B2 (ja) | 光学受発光装置、光ピックアップ装置、及び光情報記録再生装置 | |
| US20100149951A1 (en) | Information recording and reproducing device | |
| JP2003331437A (ja) | 光ヘッドおよび光ディスク装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090623 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20090623 |
|
| RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7421 Effective date: 20090714 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20110131 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110208 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110314 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110412 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110518 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20110607 |
|
| 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: 20110620 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140715 Year of fee payment: 3 |
|
| R151 | Written notification of patent or utility model registration |
Ref document number: 4779833 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140715 Year of fee payment: 3 |
|
| LAPS | Cancellation because of no payment of annual fees |