JP5010239B2 - 補償付き増幅器 - Google Patents
補償付き増幅器 Download PDFInfo
- Publication number
- JP5010239B2 JP5010239B2 JP2006299309A JP2006299309A JP5010239B2 JP 5010239 B2 JP5010239 B2 JP 5010239B2 JP 2006299309 A JP2006299309 A JP 2006299309A JP 2006299309 A JP2006299309 A JP 2006299309A JP 5010239 B2 JP5010239 B2 JP 5010239B2
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- Prior art keywords
- amplifier
- input
- output
- capacitor
- amplifiers
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- 239000003990 capacitor Substances 0.000 claims description 62
- 238000013500 data storage Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 16
- 238000012545 processing Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 230000003071 parasitic effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000003321 amplification Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- 230000001413 cellular effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- H03F1/42—Modifications of amplifiers to extend the bandwidth
-
- 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
- H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/005—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements using switched capacitors, e.g. dynamic amplifiers; using switched capacitors as resistors in differential amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/18—Indexing scheme relating to amplifiers the bias of the gate of a FET being controlled by a control signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/36—Indexing scheme relating to amplifiers the amplifier comprising means for increasing the bandwidth
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Description
Claims (6)
- (i)入力信号を受けるように構成された入力及び(ii)電圧源からの供給電圧を受けるように構成された出力を有する第1の増幅器と、
前記第1の増幅器の前記出力に接続する入力を有する第2の増幅器と、
第1端及び第2端を有する第1のキャパシタであって、該第1のキャパシタの該第1端は前記第1の増幅器の前記入力に接続する、該第1のキャパシタと、
第1端及び第2端を有する第2のキャパシタであって、該第2のキャパシタの該第1端は前記第1の増幅器の前記出力に接続する、該第2のキャパシタと、
第1端及び第2端を有する抵抗であって、該抵抗の該第1端は第1の電圧源に接続されており、該抵抗の該第2端は前記第2のキャパシタの前記第2端に接続されている、該抵抗と、
制御端子、前記抵抗の前記第2端及び前記第2のキャパシタの前記第2端に接続する第1の端子、並びに、前記第1のキャパシタの前記第2端に接続する第2の端子を有する第1のトランジスタと、
入力及び出力を有する電流源であって、該電流源の該入力は前記第1のキャパシタの前記第2端及び前記第1のトランジスタの前記第2の端子に接続されており、該電流源の該出力は電圧基準に接続されている、該電流源と、
を備え、
前記第1のトランジスタは、前記第1のキャパシタと前記第1の増幅器の出力との間に接続されている、増幅器システム。 - 前記第1の増幅器の前記出力と第2の電圧源との間に接続された別の電流源を更に備える、請求項1に記載の増幅器システム。
- 前記第1及び第2の増幅器が、演算トランスコンダクタンス増幅器を含む、請求項1に記載の増幅器システム。
- 前記第1のキャパシタの前記第1端は、前記第1の増幅器の前記入力に直接接続されている、請求項1に記載の増幅器システム。
- 前記第1のキャパシタは、前記第1の増幅器の前記入力と前記電圧基準との間に接続されている、請求項1に記載の増幅器システム。
- 前記第1の電圧源の電圧が前記第2の電圧源の電圧と異なる、請求項2に記載の増幅器システム。
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/264,921 US7202733B1 (en) | 2005-11-02 | 2005-11-02 | Transconductance amplifiers with compensation |
US11/264921 | 2005-11-02 | ||
US79928206P | 2006-05-10 | 2006-05-10 | |
US60/799282 | 2006-05-10 | ||
US82087806P | 2006-07-31 | 2006-07-31 | |
US60/820878 | 2006-07-31 | ||
US11/503436 | 2006-08-11 | ||
US11/503,436 US7459972B2 (en) | 2005-11-02 | 2006-08-11 | Amplifiers with compensation |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007129720A JP2007129720A (ja) | 2007-05-24 |
JP2007129720A5 JP2007129720A5 (ja) | 2009-12-17 |
JP5010239B2 true JP5010239B2 (ja) | 2012-08-29 |
Family
ID=37593827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006299309A Active JP5010239B2 (ja) | 2005-11-02 | 2006-11-02 | 補償付き増幅器 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7459972B2 (ja) |
EP (1) | EP1783894B1 (ja) |
JP (1) | JP5010239B2 (ja) |
SG (1) | SG131904A1 (ja) |
TW (1) | TWI426704B (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
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US7551024B2 (en) * | 2001-03-13 | 2009-06-23 | Marvell World Trade Ltd. | Nested transimpedance amplifier |
US7558014B1 (en) | 2004-06-24 | 2009-07-07 | Marvell International Ltd. | Programmable high pass amplifier for perpendicular recording systems |
JP5407264B2 (ja) * | 2008-10-09 | 2014-02-05 | ソニー株式会社 | 固体撮像素子およびカメラシステム |
US8385016B1 (en) * | 2009-11-04 | 2013-02-26 | Marvell International, Inc. | Asymmetric correction circuit |
EP3145216B1 (en) * | 2015-09-17 | 2018-11-14 | Nxp B.V. | Amplifier system |
JP2017079397A (ja) * | 2015-10-20 | 2017-04-27 | 株式会社東芝 | 増幅回路 |
US9667351B2 (en) | 2015-10-30 | 2017-05-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Simultaneous bandwidth extension at high gain and peaking reduction at minimum gain for wideband, variable gain, linear optical receivers |
US10469037B2 (en) | 2017-04-19 | 2019-11-05 | Mediatek Inc. | Multi-stage amplifier circuit with zero and pole inserted by compensation circuits |
US10224887B2 (en) | 2017-08-04 | 2019-03-05 | Analog Devices, Inc. | Variable gain-bandwidth transimpedance amplifier |
CN109428563B (zh) * | 2017-08-25 | 2022-11-22 | 瑞昱半导体股份有限公司 | 阻抗校正装置及其方法 |
TWI641213B (zh) * | 2017-09-05 | 2018-11-11 | 瑞昱半導體股份有限公司 | 放大器與其重置方法 |
CN109474241B (zh) * | 2017-09-08 | 2022-09-27 | 瑞昱半导体股份有限公司 | 放大器与其重置方法 |
CN111478671B (zh) * | 2020-04-13 | 2023-04-14 | 电子科技大学 | 一种应用于Sub-GHz频段的新型低噪声放大器 |
EP3945672A1 (en) * | 2020-07-31 | 2022-02-02 | NXP USA, Inc. | Error amplifier circuits for dc-dc converters, dc-dc converters and controllers |
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US3079568A (en) * | 1959-02-09 | 1963-02-26 | Acf Ind Inc | Broad band amplifier |
US3605031A (en) * | 1969-09-04 | 1971-09-14 | Blonder Tongue Lab | Wide-band low-distortion alternating current amplifier |
US4185249A (en) * | 1978-08-23 | 1980-01-22 | Hewlett-Packard Company | Bipolar signal to current converter |
US4405899A (en) * | 1979-03-01 | 1983-09-20 | Motorola, Inc. | High pass filter and method of making same |
NL8002666A (nl) * | 1980-05-09 | 1981-12-01 | Philips Nv | Operationele versterker. |
NL8204024A (nl) * | 1982-10-19 | 1984-05-16 | Philips Nv | Operationele versterker. |
US4559502A (en) * | 1984-04-19 | 1985-12-17 | Signetics Corporation | Multi-stage amplifier with capacitive nesting for frequency compensation |
JPH0767052B2 (ja) * | 1985-10-24 | 1995-07-19 | 日本電気株式会社 | 位相補償回路 |
US5121075A (en) * | 1991-03-04 | 1992-06-09 | Hewlett-Packard Co. | Precision programmable attenuator |
DE69429212D1 (de) * | 1993-06-21 | 2002-01-10 | Koninkl Philips Electronics Nv | Verstärkungsanordnung mit Vielweg-Millernullunterdrückung |
AUPN204295A0 (en) * | 1995-03-29 | 1995-04-27 | Hildebrandt, William James | Amplifying circuit |
EP0777318B1 (en) * | 1995-11-30 | 2003-03-12 | STMicroelectronics S.r.l. | Frequency self-compensated operational amplifier |
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EP0913926B1 (en) * | 1997-10-31 | 2004-03-03 | STMicroelectronics S.r.l. | Integrated power amplifier which allows parallel connections |
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US6208206B1 (en) * | 1999-02-11 | 2001-03-27 | The Hong Kong University Of Science And Technology | Frequency compensation techniques for low-power multistage amplifiers |
JP2000261265A (ja) * | 1999-03-10 | 2000-09-22 | Toshiba Microelectronics Corp | 帰還型可変利得増幅回路 |
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US7002409B1 (en) * | 2004-02-11 | 2006-02-21 | Marvell International Ltd. | Compensation circuit for amplifiers having multiple stages |
US7324035B2 (en) * | 2004-05-13 | 2008-01-29 | University Of Florida Research Foundation, Inc. | Amplifier with pulse coded output and remote signal reconstruction from the pulse output |
TWI237441B (en) * | 2004-11-25 | 2005-08-01 | Himax Tech Inc | Operational amplifier with frequency compensation circuit |
US7202746B1 (en) * | 2004-12-14 | 2007-04-10 | Cirrus Logic, Inc. | Multiple-stage operational amplifier and methods and systems utilizing the same |
US7199656B1 (en) | 2005-11-02 | 2007-04-03 | Marvell World Trade International | Amplifiers with compensation |
US7202733B1 (en) | 2005-11-02 | 2007-04-10 | Marvell International Ltd. | Transconductance amplifiers with compensation |
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-
2006
- 2006-08-11 US US11/503,436 patent/US7459972B2/en active Active
- 2006-10-25 EP EP06022343.5A patent/EP1783894B1/en active Active
- 2006-10-30 SG SG200607353-0A patent/SG131904A1/en unknown
- 2006-10-31 TW TW095140239A patent/TWI426704B/zh not_active IP Right Cessation
- 2006-11-02 JP JP2006299309A patent/JP5010239B2/ja active Active
-
2008
- 2008-12-02 US US12/326,197 patent/US7737777B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20070109057A1 (en) | 2007-05-17 |
US7459972B2 (en) | 2008-12-02 |
TW200729699A (en) | 2007-08-01 |
JP2007129720A (ja) | 2007-05-24 |
US7737777B2 (en) | 2010-06-15 |
EP1783894B1 (en) | 2019-03-20 |
SG131904A1 (en) | 2007-05-28 |
EP1783894A3 (en) | 2008-07-02 |
US20090140803A1 (en) | 2009-06-04 |
EP1783894A2 (en) | 2007-05-09 |
TWI426704B (zh) | 2014-02-11 |
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