CN100542013C - 光接收放大电路 - Google Patents
光接收放大电路 Download PDFInfo
- Publication number
- CN100542013C CN100542013C CNB2005101253855A CN200510125385A CN100542013C CN 100542013 C CN100542013 C CN 100542013C CN B2005101253855 A CNB2005101253855 A CN B2005101253855A CN 200510125385 A CN200510125385 A CN 200510125385A CN 100542013 C CN100542013 C CN 100542013C
- Authority
- CN
- China
- Prior art keywords
- light receiving
- amplifying
- circuit
- gain
- npn transistor
- 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.)
- Active
Links
- 230000003321 amplification Effects 0.000 title claims abstract description 46
- 238000003199 nucleic acid amplification method Methods 0.000 title claims abstract description 46
- 230000002045 lasting effect Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004334146A JP4244913B2 (ja) | 2004-11-18 | 2004-11-18 | 受光増幅回路 |
JP334146/2004 | 2004-11-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1777023A CN1777023A (zh) | 2006-05-24 |
CN100542013C true CN100542013C (zh) | 2009-09-16 |
Family
ID=36385666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005101253855A Active CN100542013C (zh) | 2004-11-18 | 2005-11-16 | 光接收放大电路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7245188B2 (zh) |
JP (1) | JP4244913B2 (zh) |
CN (1) | CN100542013C (zh) |
SG (1) | SG122968A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007028372A (ja) * | 2005-07-20 | 2007-02-01 | Matsushita Electric Ind Co Ltd | 受光増幅回路およびそれを用いた光ピックアップ装置 |
JP4646772B2 (ja) * | 2005-09-30 | 2011-03-09 | パナソニック株式会社 | 光電流増幅回路、及び光ピックアップ装置 |
JP4844072B2 (ja) * | 2005-10-03 | 2011-12-21 | パナソニック株式会社 | 受光増幅回路、及びそれを用いた光ピックアップ装置 |
JP2007135106A (ja) * | 2005-11-11 | 2007-05-31 | Matsushita Electric Ind Co Ltd | 光電流増幅回路、及び光ピックアップ装置 |
JP2009088587A (ja) * | 2007-09-27 | 2009-04-23 | Tdk Corp | 増幅回路及びこれを備える光ピックアップ |
JP2009094291A (ja) * | 2007-10-09 | 2009-04-30 | Panasonic Corp | 光半導体装置及び赤外線データ通信装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5363064A (en) * | 1992-04-24 | 1994-11-08 | Sumitomo Electric Industries, Ltd. | Preamplifier for optical communication having a gain control circuit |
US5532471A (en) * | 1994-12-21 | 1996-07-02 | At&T Corp. | Optical transimpedance amplifier with high dynamic range |
CN1396708A (zh) * | 2001-07-10 | 2003-02-12 | 夏普公司 | 光放大器件和应用它的光学拾取器件 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3142214B2 (ja) | 1994-11-28 | 2001-03-07 | シャープ株式会社 | 受光増幅装置 |
US6849845B2 (en) * | 2002-02-13 | 2005-02-01 | Em Microelectronic-Marin Sa | Low power integrating circuit for use with a photodetector and optical sensor including such an integrating circuit |
US6933786B1 (en) * | 2002-05-15 | 2005-08-23 | Cypress Semiconductor Corporation | Amplifier circuit and method |
US6833762B2 (en) * | 2002-12-20 | 2004-12-21 | Intel Corporation | Transimpedance ampifier |
-
2004
- 2004-11-18 JP JP2004334146A patent/JP4244913B2/ja not_active Expired - Fee Related
-
2005
- 2005-11-04 US US11/266,323 patent/US7245188B2/en not_active Expired - Fee Related
- 2005-11-16 CN CNB2005101253855A patent/CN100542013C/zh active Active
- 2005-11-18 SG SG200508482A patent/SG122968A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5363064A (en) * | 1992-04-24 | 1994-11-08 | Sumitomo Electric Industries, Ltd. | Preamplifier for optical communication having a gain control circuit |
US5532471A (en) * | 1994-12-21 | 1996-07-02 | At&T Corp. | Optical transimpedance amplifier with high dynamic range |
CN1396708A (zh) * | 2001-07-10 | 2003-02-12 | 夏普公司 | 光放大器件和应用它的光学拾取器件 |
Also Published As
Publication number | Publication date |
---|---|
US20060103472A1 (en) | 2006-05-18 |
CN1777023A (zh) | 2006-05-24 |
SG122968A1 (en) | 2006-06-29 |
JP2006148403A (ja) | 2006-06-08 |
JP4244913B2 (ja) | 2009-03-25 |
US7245188B2 (en) | 2007-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Suzhou Matsushita Semiconductor Co., Ltd. Assignor: Matsushita Electric Industrial Co., Ltd. Contract record no.: 2012990000226 Denomination of invention: LED (Light Emitting Diode) white light receiving and amplifying circuit for communication Granted publication date: 20090916 License type: Common License Open date: 20060524 Record date: 20120413 |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200603 Address after: Kyoto Japan Patentee after: Panasonic semiconductor solutions Co.,Ltd. Address before: Osaka Japan Patentee before: Panasonic Corp. |