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 PDFInfo
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- 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
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- 230000003287 optical effect Effects 0.000 title claims description 236
- 238000001514 detection method Methods 0.000 title claims description 39
- 201000009310 astigmatism Diseases 0.000 claims description 44
- 230000004907 flux Effects 0.000 claims description 12
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 29
- 238000004364 calculation method Methods 0.000 description 13
- 210000001747 pupil Anatomy 0.000 description 8
- 230000010287 polarization Effects 0.000 description 5
- 239000011295 pitch Substances 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
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- 238000013500 data storage Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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| 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 |
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| Application Number | Priority Date | Filing Date | Title |
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| 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 |
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| JP2002056568A JP2002056568A (ja) | 2002-02-22 |
| JP2002056568A5 JP2002056568A5 (enrdf_load_stackoverflow) | 2007-08-16 |
| JP4873773B2 true JP4873773B2 (ja) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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 |
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| JP (1) | JP4873773B2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100497382B1 (ko) | 2003-01-16 | 2005-06-23 | 삼성전자주식회사 | 호환형 광픽업장치 |
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| JP2002056568A (ja) | 2002-02-22 |
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