FR2854008B1 - Amplificateur differentiel a correction de mode commun - Google Patents
Amplificateur differentiel a correction de mode communInfo
- Publication number
- FR2854008B1 FR2854008B1 FR0304829A FR0304829A FR2854008B1 FR 2854008 B1 FR2854008 B1 FR 2854008B1 FR 0304829 A FR0304829 A FR 0304829A FR 0304829 A FR0304829 A FR 0304829A FR 2854008 B1 FR2854008 B1 FR 2854008B1
- Authority
- FR
- France
- Prior art keywords
- differential amplifier
- common mode
- mode correction
- correction
- common
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
- H03F3/45636—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by using feedback means
- H03F3/45641—Measuring at the loading circuit of the differential amplifier
- H03F3/45645—Controlling the input circuit of the differential amplifier
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/083—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers
- H03F1/086—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers with FET's
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
- H03F3/45932—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by using feedback means
- H03F3/45937—Measuring at the loading circuit of the differential amplifier
- H03F3/45941—Controlling the input circuit of the differential amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0304829A FR2854008B1 (fr) | 2003-04-17 | 2003-04-17 | Amplificateur differentiel a correction de mode commun |
US10/826,467 US7071780B2 (en) | 2003-04-17 | 2004-04-16 | Differential amplifier with a common mode voltage loop |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0304829A FR2854008B1 (fr) | 2003-04-17 | 2003-04-17 | Amplificateur differentiel a correction de mode commun |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2854008A1 FR2854008A1 (fr) | 2004-10-22 |
FR2854008B1 true FR2854008B1 (fr) | 2005-07-15 |
Family
ID=33041947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0304829A Expired - Fee Related FR2854008B1 (fr) | 2003-04-17 | 2003-04-17 | Amplificateur differentiel a correction de mode commun |
Country Status (2)
Country | Link |
---|---|
US (1) | US7071780B2 (fr) |
FR (1) | FR2854008B1 (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7113016B2 (en) * | 2004-12-11 | 2006-09-26 | Muchip Co., Ltd | Device for DC offset cancellation |
ITVA20050018A1 (it) * | 2005-03-15 | 2006-09-16 | St Microelectronics Srl | Commutatore controllato |
US7454967B2 (en) * | 2006-07-10 | 2008-11-25 | Lv Sensors, Inc. | Signal conditioning methods and circuits for a capacitive sensing integrated tire pressure sensor |
FR2904739A1 (fr) | 2006-08-04 | 2008-02-08 | St Microelectronics Nv | Compensation d'un amplificateur comportant au moins deux etages de gain |
US7385442B1 (en) * | 2006-11-02 | 2008-06-10 | Skyworks Solutions, Inc. | System and method for constant bandwidth DC offset correction in an amplifier |
US7834696B2 (en) * | 2008-04-04 | 2010-11-16 | Infineon Technologies Ag | Common mode control circuitry for multi-stage operational amplifiers |
JP5088238B2 (ja) * | 2008-05-30 | 2012-12-05 | 富士通株式会社 | 増幅器 |
KR101068037B1 (ko) * | 2008-11-25 | 2011-09-28 | (주)락싸 | 센서 회로 |
US7834697B1 (en) * | 2009-06-01 | 2010-11-16 | Lsi Corporation | Differential low frequency noise suppression technique for a common mode feedback circuit |
US8692583B2 (en) * | 2011-08-26 | 2014-04-08 | Nxp B.V. | Differential integrated input circuit |
US8866552B2 (en) * | 2012-12-13 | 2014-10-21 | Broadcom Corporation | Current-mode line driver |
US9099970B2 (en) * | 2013-05-08 | 2015-08-04 | Broadcom Corporation | Class AB differential line drivers |
US9867574B2 (en) * | 2016-02-22 | 2018-01-16 | National University Of Singapore | Multi-channel neural signal amplifier system providing high CMRR across an extended frequency range |
US10361668B2 (en) * | 2016-10-27 | 2019-07-23 | Analog Devices, Inc. | Differential current to voltage converter |
US11088667B2 (en) * | 2018-12-11 | 2021-08-10 | Semiconductor Components Industries, Llc | Methods and apparatus for a dual mode operational amplifier |
US10873295B1 (en) * | 2019-08-06 | 2020-12-22 | Cirrus Logic, Inc. | Amplifier circuitry |
CN115398253A (zh) * | 2020-04-16 | 2022-11-25 | 美商新思科技有限公司 | 用于模拟缺陷可检测性分析的迅速且可扩展的方法 |
US11567888B2 (en) * | 2021-06-29 | 2023-01-31 | Western Digital Technologies, Inc. | High bit rate communication interface with common mode voltage adjustment |
US11973496B2 (en) * | 2022-04-29 | 2024-04-30 | Changxin Memory Technologies, Inc. | Drive circuit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4533876A (en) * | 1983-10-18 | 1985-08-06 | American Microsystems, Inc. | Differential operational amplifier with common mode feedback |
JPS62287705A (ja) * | 1986-06-06 | 1987-12-14 | Toshiba Corp | Btl増幅回路 |
FR2824680A1 (fr) * | 2001-05-14 | 2002-11-15 | St Microelectronics Sa | Amplificateur differentiel comportant un dispositif de deverouillage |
US6965268B2 (en) * | 2003-08-26 | 2005-11-15 | Intel Corporation | Common mode feedback circuit for fully differential two-stage operational amplifiers |
-
2003
- 2003-04-17 FR FR0304829A patent/FR2854008B1/fr not_active Expired - Fee Related
-
2004
- 2004-04-16 US US10/826,467 patent/US7071780B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7071780B2 (en) | 2006-07-04 |
US20040207470A1 (en) | 2004-10-21 |
FR2854008A1 (fr) | 2004-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20091231 |