FR2697367B1 - Circuit intégré à semi-conducteurs ou sont incorporés des photodétecteurs. - Google Patents
Circuit intégré à semi-conducteurs ou sont incorporés des photodétecteurs.Info
- Publication number
- FR2697367B1 FR2697367B1 FR9312699A FR9312699A FR2697367B1 FR 2697367 B1 FR2697367 B1 FR 2697367B1 FR 9312699 A FR9312699 A FR 9312699A FR 9312699 A FR9312699 A FR 9312699A FR 2697367 B1 FR2697367 B1 FR 2697367B1
- Authority
- FR
- France
- Prior art keywords
- photodetectors
- incorporated
- semiconductor circuit
- integrated semiconductor
- integrated
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/13—Optical detectors therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0943—Methods and circuits for performing mathematical operations on individual detector segment outputs
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28764092A JP2728835B2 (ja) | 1992-10-26 | 1992-10-26 | 光センサ内蔵半導体集積回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2697367A1 FR2697367A1 (fr) | 1994-04-29 |
FR2697367B1 true FR2697367B1 (fr) | 1995-04-21 |
Family
ID=17719848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9312699A Expired - Fee Related FR2697367B1 (fr) | 1992-10-26 | 1993-10-25 | Circuit intégré à semi-conducteurs ou sont incorporés des photodétecteurs. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5425011A (fr) |
JP (1) | JP2728835B2 (fr) |
FR (1) | FR2697367B1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3203996B2 (ja) * | 1994-11-01 | 2001-09-04 | 三菱電機株式会社 | 電流−電圧変換アンプのテスト回路 |
US6624405B1 (en) | 1999-04-19 | 2003-09-23 | Capella Microsystems, Inc. | BIST for testing a current-voltage conversion amplifier |
US20030011425A1 (en) * | 2001-07-12 | 2003-01-16 | Em Microelectronics - Us Inc. | Injection current test circuit |
JP2007026486A (ja) * | 2005-07-12 | 2007-02-01 | Toshiba Corp | 受光素子回路及び光ディスク装置 |
JP4159582B2 (ja) * | 2006-04-26 | 2008-10-01 | 松下電器産業株式会社 | 受光増幅回路のテスト回路およびテスト方法 |
JP2008090935A (ja) * | 2006-10-02 | 2008-04-17 | Mitsumi Electric Co Ltd | 光検出器及びそれを用いた光ピックアップ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6313368A (ja) * | 1986-07-04 | 1988-01-20 | Canon Inc | 半導体センサ装置 |
JPS63153733A (ja) * | 1986-12-18 | 1988-06-27 | Sony Corp | 光検出器および光検出器の出力選択方法 |
JPS63181372A (ja) * | 1987-01-22 | 1988-07-26 | Sharp Corp | 光ピツクアツプ用受光素子 |
JP2695446B2 (ja) * | 1988-08-31 | 1997-12-24 | キヤノン株式会社 | 光学的情報記録再生装置 |
JPH04366740A (ja) * | 1991-06-12 | 1992-12-18 | Mitsubishi Electric Corp | 半導体集積回路 |
TW213519B (fr) * | 1991-08-01 | 1993-09-21 | Philips Nv |
-
1992
- 1992-10-26 JP JP28764092A patent/JP2728835B2/ja not_active Expired - Fee Related
-
1993
- 1993-10-12 US US08/134,829 patent/US5425011A/en not_active Expired - Fee Related
- 1993-10-25 FR FR9312699A patent/FR2697367B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH06139609A (ja) | 1994-05-20 |
JP2728835B2 (ja) | 1998-03-18 |
US5425011A (en) | 1995-06-13 |
FR2697367A1 (fr) | 1994-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |