CN1647095A - 运算放大器积分器 - Google Patents
运算放大器积分器 Download PDFInfo
- Publication number
- CN1647095A CN1647095A CNA038091321A CN03809132A CN1647095A CN 1647095 A CN1647095 A CN 1647095A CN A038091321 A CNA038091321 A CN A038091321A CN 03809132 A CN03809132 A CN 03809132A CN 1647095 A CN1647095 A CN 1647095A
- Authority
- CN
- China
- Prior art keywords
- integrator
- input
- circuit
- output terminal
- resistor
- 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
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/18—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals
- G06G7/184—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements
- G06G7/186—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements using an operational amplifier comprising a capacitor or a resistor in the feedback loop
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02076619 | 2002-04-23 | ||
EP02076619.2 | 2002-04-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1647095A true CN1647095A (zh) | 2005-07-27 |
CN1312621C CN1312621C (zh) | 2007-04-25 |
Family
ID=29265959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038091321A Expired - Fee Related CN1312621C (zh) | 2002-04-23 | 2003-04-01 | 运算放大器积分器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7180357B2 (zh) |
EP (1) | EP1502228A1 (zh) |
JP (1) | JP4268932B2 (zh) |
CN (1) | CN1312621C (zh) |
AU (1) | AU2003214516A1 (zh) |
WO (1) | WO2003091933A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101483420B (zh) * | 2008-01-08 | 2011-06-15 | 弥亚微电子(上海)有限公司 | 开关电容带通滤波器和连续时间带通滤波器 |
CN103097994A (zh) * | 2010-05-14 | 2013-05-08 | 津尼蒂克斯有限公司 | 具有反相积分器和非反相积分器的积分器电路 |
CN107196625A (zh) * | 2017-07-03 | 2017-09-22 | 江西联智集成电路有限公司 | 积分器、滤波器以及积分方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070194839A1 (en) * | 2006-02-23 | 2007-08-23 | Anadigics, Inc. | Tunable balanced loss compensation in an electronic filter |
JP3170470U (ja) * | 2011-07-07 | 2011-09-15 | 阪和電子工業株式会社 | 積分値測定回路 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56444A (en) * | 1979-06-15 | 1981-01-06 | Matsushita Electric Works Ltd | Chain flume |
US4633223A (en) * | 1981-10-13 | 1986-12-30 | Intel Corporation | DC offset correction circuit utilizing switched capacitor differential integrator |
CN87102520A (zh) * | 1987-03-31 | 1988-10-12 | 中国科学院近代物理研究所 | 高阻低漏电流运算放大器组件 |
EP0421530B1 (en) * | 1989-10-03 | 1995-03-29 | Koninklijke Philips Electronics N.V. | Balanced filter circuit |
US5539354A (en) * | 1993-08-18 | 1996-07-23 | Carsten; Bruce W. | Integrator for inductive current sensor |
CN1150670C (zh) * | 2001-02-28 | 2004-05-19 | 上海朗鹰科技有限公司 | 确定频率下提高运算放大器电路稳定性的方法 |
-
2003
- 2003-04-01 CN CNB038091321A patent/CN1312621C/zh not_active Expired - Fee Related
- 2003-04-01 US US10/511,801 patent/US7180357B2/en not_active Expired - Fee Related
- 2003-04-01 EP EP03710095A patent/EP1502228A1/en not_active Withdrawn
- 2003-04-01 JP JP2004500235A patent/JP4268932B2/ja not_active Expired - Fee Related
- 2003-04-01 WO PCT/IB2003/001278 patent/WO2003091933A1/en active Application Filing
- 2003-04-01 AU AU2003214516A patent/AU2003214516A1/en not_active Abandoned
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101483420B (zh) * | 2008-01-08 | 2011-06-15 | 弥亚微电子(上海)有限公司 | 开关电容带通滤波器和连续时间带通滤波器 |
CN103097994A (zh) * | 2010-05-14 | 2013-05-08 | 津尼蒂克斯有限公司 | 具有反相积分器和非反相积分器的积分器电路 |
CN103097994B (zh) * | 2010-05-14 | 2015-11-25 | 津尼蒂克斯有限公司 | 具有反相积分器和非反相积分器的积分器电路 |
CN107196625A (zh) * | 2017-07-03 | 2017-09-22 | 江西联智集成电路有限公司 | 积分器、滤波器以及积分方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2003214516A1 (en) | 2003-11-10 |
US20050218961A1 (en) | 2005-10-06 |
JP2005524152A (ja) | 2005-08-11 |
WO2003091933A1 (en) | 2003-11-06 |
EP1502228A1 (en) | 2005-02-02 |
CN1312621C (zh) | 2007-04-25 |
JP4268932B2 (ja) | 2009-05-27 |
US7180357B2 (en) | 2007-02-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1062695C (zh) | 基于电压跟随放大器结构的全差分快速模数转换器 | |
JPH1070466A (ja) | 高調波歪を低減させたスイッチドキャパシタディジタル−アナログ変換器 | |
EP1863171A1 (en) | Operational amplifier of class AB | |
CN113971458A (zh) | 一种基于无乘法器实现的神经元电路 | |
CN1203484A (zh) | 具有较高线性的数-模转换器件 | |
CN1647095A (zh) | 运算放大器积分器 | |
CN1759534A (zh) | 三态d类放大器 | |
US7417439B2 (en) | Impedance conversion circuit and integrated circuit including thereof | |
US20100102870A1 (en) | Wideband switched current source | |
CN1115772C (zh) | 采用电阻网络变差分信号为单端信号的电子线路 | |
Amourah et al. | A high gain strategy with positive-feedback gain enhancement technique | |
US6727749B1 (en) | Switched capacitor summing system and method | |
US8941438B2 (en) | Bandwidth limiting for amplifiers | |
CN1110897C (zh) | 互导可变电路及其可变带宽滤波器和增益放大器 | |
TW202341647A (zh) | 訊號放大電路與包含其的訊號處理系統和類比至數位轉換系統 | |
CN114600375A (zh) | 具有gmC-VDAC的Σ-Δ模/数转换器 | |
Groenewold et al. | Micro-power analog-filter design | |
DE19838765A1 (de) | Selbstschwingender Digitalverstärker | |
CN215772913U (zh) | 一种pwm控制的高精度输出电压装置 | |
Goras et al. | On linear inductance-and capacitance-time conversions using NIC-type configurations | |
CN1368792A (zh) | 电流放大器结构 | |
CN117639437A (zh) | 误差电压监测电路及数字开关电源 | |
PopoviC et al. | Voltage-driven negative impedance converter based on the modified Fabre-Normand CMOS current conveyor | |
KR100413184B1 (ko) | 반전증폭기를 이용한 스위치드 커패시터 회로 | |
JP3216753B2 (ja) | D−a変換回路装置 |
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 | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20070907 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070907 Address after: Holland Ian Deho Finn Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklijke Philips Electronics N.V. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070425 Termination date: 20140401 |