CN101147424B - 用于电压控制的电流源的偏移校正电路 - Google Patents
用于电压控制的电流源的偏移校正电路 Download PDFInfo
- Publication number
- CN101147424B CN101147424B CN2005800492734A CN200580049273A CN101147424B CN 101147424 B CN101147424 B CN 101147424B CN 2005800492734 A CN2005800492734 A CN 2005800492734A CN 200580049273 A CN200580049273 A CN 200580049273A CN 101147424 B CN101147424 B CN 101147424B
- Authority
- CN
- China
- Prior art keywords
- current source
- output
- voltage
- circuit
- amplifier
- 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
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Images
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
- H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
- H03F3/45596—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by offset reduction
- H03F3/456—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by offset reduction by using a feedback circuit
- H03F3/45605—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by offset reduction by using a feedback circuit using switching means, e.g. sample and hold
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45212—Indexing scheme relating to differential amplifiers the differential amplifier being designed to have a reduced offset
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45616—Indexing scheme relating to differential amplifiers the IC comprising more than one switch, which are not cross coupled
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2005/010138 WO2006104481A1 (en) | 2005-03-29 | 2005-03-29 | Offset correction circuit for voltage-controlled current source |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101147424A CN101147424A (zh) | 2008-03-19 |
CN101147424B true CN101147424B (zh) | 2013-05-29 |
Family
ID=35432563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800492734A Expired - Fee Related CN101147424B (zh) | 2005-03-29 | 2005-03-29 | 用于电压控制的电流源的偏移校正电路 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1864553B1 (zh) |
KR (1) | KR101311140B1 (zh) |
CN (1) | CN101147424B (zh) |
WO (1) | WO2006104481A1 (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101447766B (zh) * | 2007-11-27 | 2012-08-01 | 立锜科技股份有限公司 | 消除偏移的单输出运算放大器及其方法 |
JP4685120B2 (ja) * | 2008-02-13 | 2011-05-18 | キヤノン株式会社 | 光電変換装置及び撮像システム |
CN101711081B (zh) * | 2009-12-21 | 2013-04-03 | Bcd半导体制造有限公司 | Led驱动电路 |
DE102009060504B4 (de) | 2009-12-23 | 2014-07-03 | Atmel Corp. | Schaltung und Verfahren zur Einstellung eines Offset-Ausgangsstroms für einen Eingangsstromverstärker |
CN102625512B (zh) * | 2011-01-27 | 2015-01-07 | 英飞特电子(杭州)股份有限公司 | 一种均流电路 |
CN102243505B (zh) * | 2011-07-07 | 2013-08-14 | 矽力杰半导体技术(杭州)有限公司 | 一种低失调、快速响应的电压控制电流源、控制方法以及应用其的电源电路 |
CN102904435B (zh) * | 2012-10-15 | 2015-04-08 | 矽力杰半导体技术(杭州)有限公司 | 一种改进的补偿电路以及应用其的开关电源 |
TWI470394B (zh) * | 2012-12-13 | 2015-01-21 | Issc Technologies Corp | 電壓產生器 |
CN103974487B (zh) * | 2013-01-24 | 2016-05-25 | 普诚科技股份有限公司 | 发光二极管驱动装置 |
US9294037B2 (en) * | 2014-03-24 | 2016-03-22 | Analog Devices Global | Apparatus and methods for autozero amplifiers |
US10897279B1 (en) | 2020-04-10 | 2021-01-19 | Samsung Electronics Co., Ltd. | DC-coupled SERDES receiver |
CN113849032B (zh) * | 2021-08-20 | 2023-03-14 | 芯海科技(深圳)股份有限公司 | 失调电压校正电路、集成电路、系统及方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE37452E1 (en) * | 1995-05-26 | 2001-11-20 | Rambus Inc. | At frequency phase shifting circuit for use in a quadrature clock generator |
US6701094B1 (en) * | 1999-11-07 | 2004-03-02 | Elpas Electro-Optic Systems Ltd. | Battery-powered IR transmitter having constant power output |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11214183A (ja) * | 1998-01-22 | 1999-08-06 | Hochiki Corp | 発光回路 |
US6363277B1 (en) * | 1999-08-20 | 2002-03-26 | Cardiac Pacemakers, Inc. | Cardiac rhythm management system with differential sensing channel |
DE10013208A1 (de) * | 2000-03-17 | 2001-09-20 | Tridonic Bauelemente Gmbh Dorn | Ansteuerung von Leuchtdioden (LED`s) |
JP3957150B2 (ja) * | 2001-02-08 | 2007-08-15 | セイコーインスツル株式会社 | Led駆動回路 |
JP3866606B2 (ja) * | 2002-04-08 | 2007-01-10 | Necエレクトロニクス株式会社 | 表示装置の駆動回路およびその駆動方法 |
WO2005022957A1 (en) * | 2003-09-02 | 2005-03-10 | Ilumera Group Ag | Reduced emi led circuit |
-
2005
- 2005-03-29 EP EP05726151.3A patent/EP1864553B1/en not_active Not-in-force
- 2005-03-29 CN CN2005800492734A patent/CN101147424B/zh not_active Expired - Fee Related
- 2005-03-29 WO PCT/US2005/010138 patent/WO2006104481A1/en active Application Filing
- 2005-03-29 KR KR1020077020935A patent/KR101311140B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE37452E1 (en) * | 1995-05-26 | 2001-11-20 | Rambus Inc. | At frequency phase shifting circuit for use in a quadrature clock generator |
US6701094B1 (en) * | 1999-11-07 | 2004-03-02 | Elpas Electro-Optic Systems Ltd. | Battery-powered IR transmitter having constant power output |
Also Published As
Publication number | Publication date |
---|---|
CN101147424A (zh) | 2008-03-19 |
KR101311140B1 (ko) | 2013-09-25 |
KR20080009061A (ko) | 2008-01-24 |
EP1864553B1 (en) | 2015-08-26 |
EP1864553A1 (en) | 2007-12-12 |
WO2006104481A1 (en) | 2006-10-05 |
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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 | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: California, USA Patentee after: LINEAR TECHNOLOGY Corp. Address before: California, USA Patentee before: LINEAR TECHNOLOGY Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211228 Address after: Limerick Patentee after: ANALOG DEVICES INTERNATIONAL UNLIMITED Co. Address before: California, USA Patentee before: LINEAR TECHNOLOGY Corp. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 |