CN1968008A - 具有补偿的放大器 - Google Patents
具有补偿的放大器 Download PDFInfo
- Publication number
- CN1968008A CN1968008A CN200610150469.9A CN200610150469A CN1968008A CN 1968008 A CN1968008 A CN 1968008A CN 200610150469 A CN200610150469 A CN 200610150469A CN 1968008 A CN1968008 A CN 1968008A
- Authority
- CN
- China
- Prior art keywords
- amplifier
- input
- output
- terminal
- amplifiers
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
-
- 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
- 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
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/153—Feedback used to stabilise the amplifier
-
- 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
- H03F2203/45288—Differential amplifier with circuit arrangements to enhance the transconductance
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (14)
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 |
| US11/264,921 | 2005-11-02 | ||
| US79928206P | 2006-05-10 | 2006-05-10 | |
| US60/799,282 | 2006-05-10 | ||
| US82087806P | 2006-07-31 | 2006-07-31 | |
| US60/820,878 | 2006-07-31 | ||
| US11/503,436 | 2006-08-11 | ||
| US11/503,436 US7459972B2 (en) | 2005-11-02 | 2006-08-11 | Amplifiers with compensation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1968008A true CN1968008A (zh) | 2007-05-23 |
| CN1968008B CN1968008B (zh) | 2013-04-10 |
Family
ID=37904223
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610150469.9A Expired - Fee Related CN1968008B (zh) | 2005-11-02 | 2006-10-31 | 具有补偿的放大器 |
| CN2006101504684A Expired - Fee Related CN1960169B (zh) | 2005-11-02 | 2006-10-31 | 具有补偿的放大器 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101504684A Expired - Fee Related CN1960169B (zh) | 2005-11-02 | 2006-10-31 | 具有补偿的放大器 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7202733B1 (zh) |
| CN (2) | CN1968008B (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332872A (zh) * | 2011-07-14 | 2012-01-25 | 清华大学 | 使用负电容提高放大器带宽的方法和集成电路 |
| CN102510267A (zh) * | 2011-12-28 | 2012-06-20 | 上海贝岭股份有限公司 | 一种二级运算放大器电路 |
| CN112865723A (zh) * | 2021-01-11 | 2021-05-28 | 成都环宇芯科技有限公司 | 高性能双通路运算放大器 |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007009483A1 (en) * | 2005-07-21 | 2007-01-25 | Freescale Semiconductor, Inc. | Microphone amplification arrangement and integrated circuit therefor |
| US7459972B2 (en) * | 2005-11-02 | 2008-12-02 | Marvell World Trade Ltd. | Amplifiers with compensation |
| US7764124B2 (en) * | 2006-09-26 | 2010-07-27 | Project Ft, Inc. | Broadband low noise amplifier |
| US7760019B2 (en) * | 2008-03-04 | 2010-07-20 | Micron Technology, Inc. | Adaptive operational transconductance amplifier load compensation |
| US7928800B2 (en) * | 2008-12-03 | 2011-04-19 | Infineon Technologies Ag | Programmable compensation network for operational amplifiers |
| US9143092B2 (en) | 2011-12-14 | 2015-09-22 | Maxim Integrated Products, Inc. | Fully capacitive coupled input choppers |
| US9413301B2 (en) | 2012-02-01 | 2016-08-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Noise canceling low-noise amplifier |
| EP2947769B1 (en) | 2012-02-01 | 2017-04-05 | Telefonaktiebolaget LM Ericsson (publ) | Low-noise amplifier |
| EP2624447B8 (en) * | 2012-02-01 | 2014-12-10 | Telefonaktiebolaget L M Ericsson (publ) | Noise canceling low-noise amplifier |
| CN103997306B (zh) * | 2013-02-16 | 2018-07-27 | 马克西姆综合产品公司 | 快速稳定的电容耦合放大器 |
| FR3020906B1 (fr) * | 2014-05-07 | 2018-11-02 | Ulis | Dispositif haute dynamique pour l'integration d'un courant electrique |
| WO2015196160A1 (en) | 2014-06-19 | 2015-12-23 | Project Ft, Inc. | Memoryless active device which traps even harmonic signals |
| JP7001468B2 (ja) | 2017-12-27 | 2022-01-19 | ローム株式会社 | オペアンプ |
| CN110943697A (zh) * | 2019-12-23 | 2020-03-31 | 西安航天民芯科技有限公司 | 一种具有高带宽和高增益的双通路运算放大器结构 |
| CN111277232B (zh) * | 2020-03-06 | 2020-12-01 | 东南大学 | 一种基于改进型tia的超宽带放大器单元电路 |
| US11402456B2 (en) * | 2020-08-24 | 2022-08-02 | Monolithic Power Systems, Inc. | High voltage current sensing circuit with adaptive calibration |
| CN118868811B (zh) * | 2024-09-26 | 2025-03-25 | 玖矽科技(无锡)有限公司 | 一种用于传感器信号调理电路的可编程增益放大器 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US5121075A (en) * | 1991-03-04 | 1992-06-09 | Hewlett-Packard Co. | Precision programmable attenuator |
| DE69529908T2 (de) * | 1995-11-30 | 2003-12-04 | Stmicroelectronics S.R.L., Agrate Brianza | Frequenzselbstkompensierter Operationsverstärker |
| US6002299A (en) * | 1997-06-10 | 1999-12-14 | Cirrus Logic, Inc. | High-order multipath operational amplifier with dynamic offset reduction, controlled saturation current limiting, and current feedback for enhanced conditional stability |
| US6208206B1 (en) * | 1999-02-11 | 2001-03-27 | The Hong Kong University Of Science And Technology | Frequency compensation techniques for low-power multistage amplifiers |
| JP4220694B2 (ja) * | 2001-03-27 | 2009-02-04 | パナソニック株式会社 | 高周波可変利得増幅装置 |
| US20030080811A1 (en) * | 2001-10-05 | 2003-05-01 | Toshifumi Nakatani | Variable gain amplifying apparatus and wireless communication apparatus |
| US6842068B2 (en) * | 2003-02-27 | 2005-01-11 | Semiconductor Components Industries, L.L.C. | Power management method and structure |
| US6930544B2 (en) * | 2003-03-07 | 2005-08-16 | Matsushita Electric Industrial Co., Ltd. | Filter |
-
2005
- 2005-11-02 US US11/264,921 patent/US7202733B1/en not_active Expired - Lifetime
-
2006
- 2006-10-31 CN CN200610150469.9A patent/CN1968008B/zh not_active Expired - Fee Related
- 2006-10-31 CN CN2006101504684A patent/CN1960169B/zh not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332872A (zh) * | 2011-07-14 | 2012-01-25 | 清华大学 | 使用负电容提高放大器带宽的方法和集成电路 |
| CN102332872B (zh) * | 2011-07-14 | 2013-12-25 | 清华大学 | 使用负电容提高放大器带宽的方法和集成电路 |
| CN102510267A (zh) * | 2011-12-28 | 2012-06-20 | 上海贝岭股份有限公司 | 一种二级运算放大器电路 |
| CN102510267B (zh) * | 2011-12-28 | 2015-01-14 | 上海贝岭股份有限公司 | 一种二级运算放大器电路 |
| CN112865723A (zh) * | 2021-01-11 | 2021-05-28 | 成都环宇芯科技有限公司 | 高性能双通路运算放大器 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1960169A (zh) | 2007-05-09 |
| US7202733B1 (en) | 2007-04-10 |
| CN1968008B (zh) | 2013-04-10 |
| CN1960169B (zh) | 2012-06-20 |
| US20070096807A1 (en) | 2007-05-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1106879 Country of ref document: HK |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1106879 Country of ref document: HK |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200509 Address after: Singapore City Patentee after: Marvell Asia Pte. Ltd. Address before: Ford street, Grand Cayman, Cayman Islands Patentee before: Kaiwei international Co. Effective date of registration: 20200509 Address after: Ford street, Grand Cayman, Cayman Islands Patentee after: Kaiwei international Co. Address before: Hamilton, Bermuda Patentee before: Marvell International Ltd. Effective date of registration: 20200509 Address after: Hamilton, Bermuda Patentee after: Marvell International Ltd. Address before: Babado J San Michael Patentee before: MARVELL WORLD TRADE Ltd. |
|
| 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: 20130410 |