DE60131375D1 - Operationsverstärkeranordnung mit Ruhestromeinstellungschaltung - Google Patents
Operationsverstärkeranordnung mit RuhestromeinstellungschaltungInfo
- Publication number
- DE60131375D1 DE60131375D1 DE60131375T DE60131375T DE60131375D1 DE 60131375 D1 DE60131375 D1 DE 60131375D1 DE 60131375 T DE60131375 T DE 60131375T DE 60131375 T DE60131375 T DE 60131375T DE 60131375 D1 DE60131375 D1 DE 60131375D1
- Authority
- DE
- Germany
- Prior art keywords
- quiescent current
- operational amplifier
- amplifier arrangement
- setting circuit
- current setting
- 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 - Lifetime
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
- H03F3/45076—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
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/307—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers
- H03F1/308—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers using MOSFET
-
- 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
- H03F2203/45138—Two or more differential amplifiers in IC-block form are combined, e.g. measuring amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01401313A EP1258982B1 (de) | 2001-05-18 | 2001-05-18 | Operationsverstärkeranordnung mit Ruhestromeinstellungschaltung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60131375D1 true DE60131375D1 (de) | 2007-12-27 |
DE60131375T2 DE60131375T2 (de) | 2008-10-16 |
Family
ID=8182732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60131375T Expired - Lifetime DE60131375T2 (de) | 2001-05-18 | 2001-05-18 | Operationsverstärkeranordnung mit Ruhestromeinstellungschaltung |
Country Status (6)
Country | Link |
---|---|
US (1) | US6867647B2 (de) |
EP (1) | EP1258982B1 (de) |
JP (1) | JP2002368552A (de) |
CN (1) | CN1265548C (de) |
AT (1) | ATE378728T1 (de) |
DE (1) | DE60131375T2 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1258981A1 (de) * | 2001-05-18 | 2002-11-20 | Alcatel | Operationsverstärkeranordnung mit Ruhestromeinstellungsschaltung |
GB0303248D0 (en) * | 2003-02-13 | 2003-03-19 | Koninkl Philips Electronics Nv | Low voltage class AB transconductor circuits |
US7355470B2 (en) | 2006-04-24 | 2008-04-08 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning |
US7327803B2 (en) * | 2004-10-22 | 2008-02-05 | Parkervision, Inc. | Systems and methods for vector power amplification |
EP1689075B1 (de) * | 2005-02-03 | 2018-07-11 | Texas Instruments Inc. | Mehrstufiger verstärker zur abschwächung der störimpulse |
US7911272B2 (en) | 2007-06-19 | 2011-03-22 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments |
US8334722B2 (en) | 2007-06-28 | 2012-12-18 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation and amplification |
US7937106B2 (en) * | 2006-04-24 | 2011-05-03 | ParkerVision, Inc, | Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same |
US8031804B2 (en) | 2006-04-24 | 2011-10-04 | Parkervision, Inc. | Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion |
US8315336B2 (en) | 2007-05-18 | 2012-11-20 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment |
US7586367B2 (en) * | 2007-04-25 | 2009-09-08 | Freescale Semiconductor, Inc. | Current sensor device |
WO2008156800A1 (en) | 2007-06-19 | 2008-12-24 | Parkervision, Inc. | Combiner-less multiple input single output (miso) amplification with blended control |
CN101442292B (zh) * | 2007-11-19 | 2011-04-13 | 华为技术有限公司 | 射频放大器数字偏置电路、方法及通信设备 |
WO2009145887A1 (en) | 2008-05-27 | 2009-12-03 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
US8004354B1 (en) * | 2010-02-12 | 2011-08-23 | Taiwan Semiconductor Manufacturing Company, Ltd. | Automatic level control |
US8519785B2 (en) * | 2011-02-15 | 2013-08-27 | Cavium, Inc. | Differential amplifier with duty cycle compensation |
KR20140026458A (ko) | 2011-04-08 | 2014-03-05 | 파커비전, 인크. | Rf 전력 송신, 변조 및 증폭 시스템들 및 방법들 |
JP6174574B2 (ja) | 2011-06-02 | 2017-08-02 | パーカーヴィジョン インコーポレイテッド | アンテナ制御 |
WO2014110187A1 (en) | 2013-01-08 | 2014-07-17 | Aviat Networks, Inc. | Systems and methods for biasing amplifiers with adaptive closed loop control |
US9160284B2 (en) * | 2013-01-08 | 2015-10-13 | Aviat U.S., Inc. | Systems and methods for biasing amplifiers using adaptive closed-loop control and adaptive predistortion |
KR20160058855A (ko) | 2013-09-17 | 2016-05-25 | 파커비전, 인크. | 정보를 포함하는 시간의 함수를 렌더링하기 위한 방법, 장치 및 시스템 |
CN109104158A (zh) * | 2018-10-26 | 2018-12-28 | 上海海栎创微电子有限公司 | 一种基于串联限压mos管降低底噪的ab类放大器 |
CN109725631B (zh) * | 2019-01-24 | 2021-10-29 | 西安盛博飞电子科技有限公司 | 一种静态电流测试装置和车辆 |
JP2023000093A (ja) * | 2021-06-17 | 2023-01-04 | 株式会社日立ハイテク | 高電圧増幅器 |
WO2023164795A1 (zh) * | 2022-03-01 | 2023-09-07 | 南开大学 | 片外输出级驱动电路 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2396463A1 (fr) | 1977-06-30 | 1979-01-26 | Ibm France | Circuit pour compenser les decalages du zero dans les dispositifs analogiques et application de ce circuit a un convertisseur analogique-numerique |
US4358739A (en) * | 1980-02-11 | 1982-11-09 | Nelson David A | Wide-band direct-current coupled transistor amplifier |
JPS56160112A (en) * | 1980-04-30 | 1981-12-09 | Sony Corp | Biasing circuit of electric power amplifier |
US4502020A (en) * | 1983-10-26 | 1985-02-26 | Comlinear Corporation | Settling time reduction in wide-band direct-coupled transistor amplifiers |
US4752745A (en) * | 1987-08-18 | 1988-06-21 | Threshold Corporation | Opto-isolated bias circuit for operating push-pull amplifiers in class A and class AB modes |
JPH0728181B2 (ja) * | 1988-12-28 | 1995-03-29 | パイオニア株式会社 | パルス幅変調増幅回路 |
US5307407A (en) * | 1991-12-19 | 1994-04-26 | Nec America, Inc. | 20 Hz ring generator using high frequency PWM control |
US5789974A (en) | 1996-07-17 | 1998-08-04 | Analog Devices, Inc. | Calibrating the DC-offset of amplifiers |
US6064262A (en) | 1998-09-25 | 2000-05-16 | Lucent Technologies Inc. | CMOS differential amplifier having offset voltage cancellation and common-mode voltage control |
US6262632B1 (en) * | 1999-11-16 | 2001-07-17 | Texas Instruments Incorporated | Concept and method to enable filterless, efficient operation of Class-D amplifiers |
US6388521B1 (en) | 2000-09-22 | 2002-05-14 | National Semiconductor Corporation | MOS differential amplifier with offset compensation |
US6573783B2 (en) | 2001-02-23 | 2003-06-03 | National Semiconductor Corporation | Method and apparatus for open-loop input offset adjustment in a differential amplifier |
EP1258981A1 (de) | 2001-05-18 | 2002-11-20 | Alcatel | Operationsverstärkeranordnung mit Ruhestromeinstellungsschaltung |
-
2001
- 2001-05-18 AT AT01401313T patent/ATE378728T1/de not_active IP Right Cessation
- 2001-05-18 DE DE60131375T patent/DE60131375T2/de not_active Expired - Lifetime
- 2001-05-18 EP EP01401313A patent/EP1258982B1/de not_active Expired - Lifetime
-
2002
- 2002-04-25 JP JP2002123520A patent/JP2002368552A/ja active Pending
- 2002-05-03 US US10/137,421 patent/US6867647B2/en not_active Expired - Lifetime
- 2002-05-17 CN CNB021198624A patent/CN1265548C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1265548C (zh) | 2006-07-19 |
JP2002368552A (ja) | 2002-12-20 |
US6867647B2 (en) | 2005-03-15 |
CN1387315A (zh) | 2002-12-25 |
EP1258982A1 (de) | 2002-11-20 |
DE60131375T2 (de) | 2008-10-16 |
EP1258982B1 (de) | 2007-11-14 |
US20020171478A1 (en) | 2002-11-21 |
ATE378728T1 (de) | 2007-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |