CN1671040A - 低噪声运算放大器 - Google Patents
低噪声运算放大器 Download PDFInfo
- Publication number
- CN1671040A CN1671040A CN200510051085.7A CN200510051085A CN1671040A CN 1671040 A CN1671040 A CN 1671040A CN 200510051085 A CN200510051085 A CN 200510051085A CN 1671040 A CN1671040 A CN 1671040A
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- circuit
- transistor
- voltage
- transistor device
- cascode
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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
- H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
-
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/523—Circuit arrangements for protecting such amplifiers for amplifiers using field-effect devices
-
- 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
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
- H03F3/45192—Folded cascode stages
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Semiconductor Integrated Circuits (AREA)
- Amplifiers (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0405872A GB2412259A (en) | 2004-03-16 | 2004-03-16 | A CMOS folded-cascode operational amplifier having low flicker noise |
GB0405872.3 | 2004-03-16 | ||
GB0501029.3 | 2005-01-18 | ||
GB0501029A GB2412260B (en) | 2004-03-16 | 2005-01-18 | Low noise op amp |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1671040A true CN1671040A (zh) | 2005-09-21 |
CN1671040B CN1671040B (zh) | 2010-10-06 |
Family
ID=35042141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200510051085.7A Active CN1671040B (zh) | 2004-03-16 | 2005-03-03 | 低噪声运算放大器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7301401B2 (zh) |
CN (1) | CN1671040B (zh) |
GB (1) | GB2412260B (zh) |
TW (1) | TW200536250A (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102832925A (zh) * | 2011-06-15 | 2012-12-19 | 半导体元件工业有限责任公司 | 半导体集成电路 |
CN105262448A (zh) * | 2015-10-09 | 2016-01-20 | 天津大学 | 适用于超宽带微波检测的低功耗高摆率运算放大器 |
CN105322897A (zh) * | 2015-09-30 | 2016-02-10 | 天津大学 | 适用于tft-lcd驱动电路的增益增强型运算放大器 |
CN105322899A (zh) * | 2015-09-30 | 2016-02-10 | 天津大学 | 适用于西格玛德尔塔调制器的增益增强型运算放大器 |
CN105429601A (zh) * | 2015-11-27 | 2016-03-23 | 天津大学 | 适用于电源管理的高摆率psrr增强型单级放大器 |
CN110492852A (zh) * | 2019-09-17 | 2019-11-22 | 江苏润石科技有限公司 | 能提高运算放大器性能的差分输入结构 |
CN112636698A (zh) * | 2020-08-21 | 2021-04-09 | 苏州芯智瑞微电子有限公司 | 一种cmos放大器电路及在射频识别的应用及包含该电路的集成电路 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7420497B2 (en) * | 2006-06-28 | 2008-09-02 | Broadcom Corporation | Low offset flash analog-to-digital converter |
JP4695621B2 (ja) * | 2007-04-25 | 2011-06-08 | ルネサスエレクトロニクス株式会社 | 半導体回路 |
DE602007006935D1 (de) * | 2007-06-29 | 2010-07-15 | Fujitsu Microelectronics Ltd | Geräuscharme elektronische Schaltung |
US7541870B2 (en) * | 2007-10-18 | 2009-06-02 | Broadcom Corporation | Cross-coupled low noise amplifier for cellular applications |
US7994858B2 (en) * | 2009-05-15 | 2011-08-09 | Altasens, Inc. | Operational trans-conductance amplifier with output clamp circuit |
FR2959628A1 (fr) * | 2010-04-29 | 2011-11-04 | Cddic | Amplificateurs et comparateurs haute tension de type folded-cascode |
US10389240B2 (en) | 2015-02-23 | 2019-08-20 | Empower Semiconductor | Switching regulator with multiple MOSFET types |
CN105375886B (zh) * | 2015-11-30 | 2018-02-27 | 清华大学 | 基于传输线耦合效应电压反馈中性化的毫米波频段放大器 |
US9972540B2 (en) | 2016-08-07 | 2018-05-15 | International Business Machines Corporation | Semiconductor device having multiple thickness oxides |
WO2018090334A1 (en) * | 2016-11-18 | 2018-05-24 | Texas Instruments Incorporated | High voltage level shifter with short propagation delay |
WO2019155582A1 (ja) | 2018-02-08 | 2019-08-15 | 株式会社ソシオネクスト | 増幅回路、加算回路、受信回路及び集積回路 |
KR20210014833A (ko) | 2019-07-30 | 2021-02-10 | 삼성전자주식회사 | 증폭기 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5504444A (en) * | 1994-01-24 | 1996-04-02 | Arithmos, Inc. | Driver circuits with extended voltage range |
KR100377064B1 (ko) | 1995-04-04 | 2003-06-02 | 학교법인 포항공과대학교 | 적응바이어서회로및공통모드궤환회로를갖는완전차동폴디드캐스코드씨모오스(cmos)오피앰프(opamp)회로 |
GB2322042B (en) | 1997-02-05 | 2002-02-06 | Ericsson Telefon Ab L M | Radio architecture |
JP3112899B2 (ja) | 1999-02-15 | 2000-11-27 | 日本電気アイシーマイコンシステム株式会社 | 半導体集積回路、定電流回路及びそれを用いた差動増幅回路 |
JP3957117B2 (ja) | 1999-04-12 | 2007-08-15 | セイコーインスツル株式会社 | 半導体装置 |
US6504433B1 (en) | 2000-09-15 | 2003-01-07 | Atheros Communications, Inc. | CMOS transceiver having an integrated power amplifier |
US6486821B1 (en) | 2001-07-23 | 2002-11-26 | National Semiconductor Corporation | Amplifier for improving open-loop gain and bandwidth in a switched capacitor system |
US6657495B2 (en) * | 2002-04-01 | 2003-12-02 | Texas Instruments Incorporated | Operational amplifier output stage and method |
US7269254B2 (en) * | 2002-05-21 | 2007-09-11 | Silicon Laboratories, Inc. | Integrated driver circuitry |
TW595102B (en) * | 2002-12-31 | 2004-06-21 | Realtek Semiconductor Corp | Circuit apparatus operable under high voltage |
-
2005
- 2005-01-18 GB GB0501029A patent/GB2412260B/en active Active
- 2005-02-25 TW TW094105811A patent/TW200536250A/zh unknown
- 2005-03-03 CN CN200510051085.7A patent/CN1671040B/zh active Active
- 2005-11-07 US US11/267,330 patent/US7301401B2/en active Active
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102832925A (zh) * | 2011-06-15 | 2012-12-19 | 半导体元件工业有限责任公司 | 半导体集成电路 |
CN102832925B (zh) * | 2011-06-15 | 2015-02-04 | 半导体元件工业有限责任公司 | 半导体集成电路 |
CN105322897A (zh) * | 2015-09-30 | 2016-02-10 | 天津大学 | 适用于tft-lcd驱动电路的增益增强型运算放大器 |
CN105322899A (zh) * | 2015-09-30 | 2016-02-10 | 天津大学 | 适用于西格玛德尔塔调制器的增益增强型运算放大器 |
CN105322897B (zh) * | 2015-09-30 | 2018-08-17 | 天津大学 | 适用于tft-lcd驱动电路的增益增强型运算放大器 |
CN105322899B (zh) * | 2015-09-30 | 2018-10-16 | 天津大学 | 适用于西格玛德尔塔调制器的增益增强型运算放大器 |
CN105262448A (zh) * | 2015-10-09 | 2016-01-20 | 天津大学 | 适用于超宽带微波检测的低功耗高摆率运算放大器 |
CN105429601A (zh) * | 2015-11-27 | 2016-03-23 | 天津大学 | 适用于电源管理的高摆率psrr增强型单级放大器 |
CN110492852A (zh) * | 2019-09-17 | 2019-11-22 | 江苏润石科技有限公司 | 能提高运算放大器性能的差分输入结构 |
CN110492852B (zh) * | 2019-09-17 | 2024-05-17 | 江苏润石科技有限公司 | 能提高运算放大器性能的差分输入结构 |
CN112636698A (zh) * | 2020-08-21 | 2021-04-09 | 苏州芯智瑞微电子有限公司 | 一种cmos放大器电路及在射频识别的应用及包含该电路的集成电路 |
Also Published As
Publication number | Publication date |
---|---|
GB2412260B (en) | 2007-09-26 |
TW200536250A (en) | 2005-11-01 |
US20060109055A1 (en) | 2006-05-25 |
GB2412260A (en) | 2005-09-21 |
CN1671040B (zh) | 2010-10-06 |
GB0501029D0 (en) | 2005-02-23 |
US7301401B2 (en) | 2007-11-27 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Edinburgh Patentee after: Core logic International Ltd. Address before: Edinburgh Patentee before: Wolfson Microelectronics Co.,Ltd. Address after: Edinburgh Patentee after: Wolfson Microelectronics Co.,Ltd. Address before: Edinburgh Patentee before: WOLFSON MICROELECTRONICS PLC |
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TR01 | Transfer of patent right |
Effective date of registration: 20160329 Address after: Edinburgh Patentee after: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR Ltd. Address before: Edinburgh Patentee before: Core logic International Ltd. |