JP3715443B2 - 光ピックアップ装置 - Google Patents
光ピックアップ装置 Download PDFInfo
- Publication number
- JP3715443B2 JP3715443B2 JP24214898A JP24214898A JP3715443B2 JP 3715443 B2 JP3715443 B2 JP 3715443B2 JP 24214898 A JP24214898 A JP 24214898A JP 24214898 A JP24214898 A JP 24214898A JP 3715443 B2 JP3715443 B2 JP 3715443B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- recording
- pickup device
- reproducing
- optical pickup
- 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
- 230000003287 optical effect Effects 0.000 title claims description 171
- 238000012545 processing Methods 0.000 claims description 17
- 230000001678 irradiating effect Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 description 39
- 239000000758 substrate Substances 0.000 description 36
- 239000004065 semiconductor Substances 0.000 description 23
- 238000010586 diagram Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 9
- 230000004075 alteration Effects 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000012937 correction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24214898A JP3715443B2 (ja) | 1998-08-27 | 1998-08-27 | 光ピックアップ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24214898A JP3715443B2 (ja) | 1998-08-27 | 1998-08-27 | 光ピックアップ装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000076678A JP2000076678A (ja) | 2000-03-14 |
| JP2000076678A5 JP2000076678A5 (enExample) | 2005-04-07 |
| JP3715443B2 true JP3715443B2 (ja) | 2005-11-09 |
Family
ID=17085044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24214898A Expired - Fee Related JP3715443B2 (ja) | 1998-08-27 | 1998-08-27 | 光ピックアップ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3715443B2 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW552645B (en) | 2001-08-03 | 2003-09-11 | Semiconductor Energy Lab | Laser irradiating device, laser irradiating method and manufacturing method of semiconductor device |
| JP4397571B2 (ja) * | 2001-09-25 | 2010-01-13 | 株式会社半導体エネルギー研究所 | レーザ照射方法およびレーザ照射装置、並びに半導体装置の作製方法 |
| CN1689083B (zh) | 2002-10-17 | 2010-05-26 | 皇家飞利浦电子股份有限公司 | 具有倾斜检测功能的光学扫描设备 |
| KR100934246B1 (ko) | 2003-04-17 | 2009-12-28 | 주식회사 히타치엘지 데이터 스토리지 코리아 | 광픽업의 틀어짐 검출방법 |
| KR100536721B1 (ko) * | 2003-12-15 | 2005-12-14 | 주식회사 대우일렉트로닉스 | 홀로그래픽 롬 시스템의 디스크 틸트 제어장치 |
| CN100403415C (zh) * | 2003-12-16 | 2008-07-16 | 松下电器产业株式会社 | 光盘装置及光盘 |
-
1998
- 1998-08-27 JP JP24214898A patent/JP3715443B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000076678A (ja) | 2000-03-14 |
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