JP2000201037A5 - - Google Patents
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- Publication number
- JP2000201037A5 JP2000201037A5 JP1999284732A JP28473299A JP2000201037A5 JP 2000201037 A5 JP2000201037 A5 JP 2000201037A5 JP 1999284732 A JP1999284732 A JP 1999284732A JP 28473299 A JP28473299 A JP 28473299A JP 2000201037 A5 JP2000201037 A5 JP 2000201037A5
- Authority
- JP
- Japan
- Prior art keywords
- output
- series
- current
- signal
- input
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 description 5
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9812495 | 1998-10-06 | ||
| FR9812495A FR2784820B1 (fr) | 1998-10-06 | 1998-10-06 | Dispositif amplificateur a gain commandable numeriquement et appareil lecteur de disques optiques incorporant un tel dispositif |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000201037A JP2000201037A (ja) | 2000-07-18 |
| JP2000201037A5 true JP2000201037A5 (enExample) | 2006-11-24 |
| JP4755743B2 JP4755743B2 (ja) | 2011-08-24 |
Family
ID=9531240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28473299A Expired - Fee Related JP4755743B2 (ja) | 1998-10-06 | 1999-10-05 | デジタル利得可制御型増幅器及び光ディスク読み取り装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6184752B1 (enExample) |
| EP (1) | EP0993110B1 (enExample) |
| JP (1) | JP4755743B2 (enExample) |
| CN (1) | CN1158651C (enExample) |
| DE (1) | DE69931231T2 (enExample) |
| FR (1) | FR2784820B1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6756576B1 (en) * | 2000-08-30 | 2004-06-29 | Micron Technology, Inc. | Imaging system having redundant pixel groupings |
| FR2820907A1 (fr) * | 2001-02-13 | 2002-08-16 | St Microelectronics Sa | Circuit de normalisation a tension d'erreur reduite |
| JP3857123B2 (ja) * | 2001-12-14 | 2006-12-13 | シャープ株式会社 | 受光アンプ回路及びそれを用いた光ディスク記録再生装置 |
| KR100524949B1 (ko) * | 2003-02-27 | 2005-11-01 | 삼성전자주식회사 | 광디스크의 배속에 따라 증폭이득을 제어하는 광신호변환장치 및 그의 증폭이득 제어방법 |
| JP4068590B2 (ja) * | 2004-05-06 | 2008-03-26 | 株式会社東芝 | 電流電圧変換回路 |
| JP2006279703A (ja) * | 2005-03-30 | 2006-10-12 | Matsushita Electric Ind Co Ltd | 可変利得増幅器並びにそれを用いたミキサ及び直交変調器 |
| CN100527609C (zh) * | 2005-10-26 | 2009-08-12 | 威盛电子股份有限公司 | 可变增益放大电路及相关方法 |
| JP4883674B2 (ja) * | 2006-01-05 | 2012-02-22 | 株式会社山武 | 受光アンプ |
| US7643573B2 (en) * | 2006-03-17 | 2010-01-05 | Cirrus Logic, Inc. | Power management in a data acquisition system |
| JP5924924B2 (ja) | 2011-12-15 | 2016-05-25 | キヤノン株式会社 | 電子回路 |
| JP5812959B2 (ja) * | 2011-12-15 | 2015-11-17 | キヤノン株式会社 | 撮像装置 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3940760A (en) * | 1975-03-21 | 1976-02-24 | Analog Devices, Inc. | Digital-to-analog converter with current source transistors operated accurately at different current densities |
| US4064506A (en) * | 1976-04-08 | 1977-12-20 | Rca Corporation | Current mirror amplifiers with programmable current gains |
| US4250461A (en) * | 1979-04-20 | 1981-02-10 | Rca Corporation | Current mirror amplifier |
| US4439673A (en) * | 1981-08-27 | 1984-03-27 | Sprague Electric Company | Two terminal integrated circuit light-sensor |
| US4485301A (en) * | 1982-02-01 | 1984-11-27 | Sprague Electric Company | Linear two-terminal integrated circuit photo sensor |
| JPS61285808A (ja) * | 1985-06-11 | 1986-12-16 | Sharp Corp | 電流増幅回路 |
| JPH0348506A (ja) * | 1989-04-19 | 1991-03-01 | Nec Corp | 電流可変回路 |
| JP2882163B2 (ja) * | 1992-02-26 | 1999-04-12 | 日本電気株式会社 | 比較器 |
| JP2988795B2 (ja) * | 1992-05-29 | 1999-12-13 | シャープ株式会社 | 受光増幅装置 |
| US5373253A (en) * | 1993-09-20 | 1994-12-13 | International Business Machines Corporation | Monolithic current mirror circuit employing voltage feedback for β-independent dynamic range |
| WO1996007927A2 (en) | 1994-09-01 | 1996-03-14 | Philips Electronics N.V. | Transconductance amplifier having a digitally variable transconductance as well as a variable gain stage and an automatic gain control circuit comprising such a variable gain stage |
| FR2733098B1 (fr) * | 1995-04-11 | 1997-07-04 | Sgs Thomson Microelectronics | Amplificateur de courant |
| JPH1093436A (ja) * | 1996-09-19 | 1998-04-10 | Oki Electric Ind Co Ltd | デジタル・アナログ変換回路 |
| DE19644996A1 (de) | 1996-10-30 | 1998-05-07 | Thomson Brandt Gmbh | Eingangssignalverstärker |
| US5753903A (en) * | 1996-11-05 | 1998-05-19 | Medar, Inc. | Method and system for controlling light intensity in a machine vision system |
-
1998
- 1998-10-06 FR FR9812495A patent/FR2784820B1/fr not_active Expired - Fee Related
-
1999
- 1999-09-17 DE DE69931231T patent/DE69931231T2/de not_active Expired - Lifetime
- 1999-09-17 EP EP99402282A patent/EP0993110B1/en not_active Expired - Lifetime
- 1999-09-22 CN CNB991194179A patent/CN1158651C/zh not_active Expired - Fee Related
- 1999-10-05 JP JP28473299A patent/JP4755743B2/ja not_active Expired - Fee Related
- 1999-10-06 US US09/413,393 patent/US6184752B1/en not_active Expired - Lifetime
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