IT1135017B - Perfezionamenti negli o relativi agli amplificatori - Google Patents
Perfezionamenti negli o relativi agli amplificatoriInfo
- Publication number
- IT1135017B IT1135017B IT19111/81A IT1911181A IT1135017B IT 1135017 B IT1135017 B IT 1135017B IT 19111/81 A IT19111/81 A IT 19111/81A IT 1911181 A IT1911181 A IT 1911181A IT 1135017 B IT1135017 B IT 1135017B
- Authority
- IT
- Italy
- Prior art keywords
- amplifiers
- relating
- Prior art date
Links
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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/111,997 US4306196A (en) | 1980-01-14 | 1980-01-14 | Operational amplifier with offset compensation |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8119111A0 IT8119111A0 (it) | 1981-01-13 |
IT1135017B true IT1135017B (it) | 1986-08-20 |
Family
ID=22341579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19111/81A IT1135017B (it) | 1980-01-14 | 1981-01-13 | Perfezionamenti negli o relativi agli amplificatori |
Country Status (9)
Country | Link |
---|---|
US (1) | US4306196A (it) |
JP (1) | JPS56104509A (it) |
BE (1) | BE887045A (it) |
CA (1) | CA1149892A (it) |
DE (1) | DE3100410A1 (it) |
FR (1) | FR2473809B1 (it) |
GB (1) | GB2068189B (it) |
IT (1) | IT1135017B (it) |
NL (1) | NL8100128A (it) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4404525A (en) * | 1981-03-03 | 1983-09-13 | American Microsystems, Inc. | Switched capacitor gain stage with offset and switch feedthrough cancellation scheme |
US4393351A (en) * | 1981-07-27 | 1983-07-12 | American Microsystems, Inc. | Offset compensation for switched capacitor integrators |
US4456390A (en) * | 1981-10-26 | 1984-06-26 | Wahl Instruments, Inc. | Noncontact temperature measuring device |
US4439693A (en) * | 1981-10-30 | 1984-03-27 | Hughes Aircraft Co. | Sample and hold circuit with improved offset compensation |
GB2111780A (en) * | 1981-12-17 | 1983-07-06 | Western Electric Co | Improvements in or relating to amplifier systems |
JPS58148515A (ja) * | 1982-03-01 | 1983-09-03 | Oki Electric Ind Co Ltd | 符号化器・復号器 |
JPS58191523A (ja) * | 1982-05-04 | 1983-11-08 | Mitsubishi Electric Corp | ドリフト補正装置 |
JPS5979496A (ja) * | 1982-10-29 | 1984-05-08 | Nec Corp | サンプルド・デ−タ回路 |
DE3304814C2 (de) * | 1983-02-11 | 1985-06-27 | SGS-ATES Deutschland Halbleiter-Bauelemente GmbH, 8018 Grafing | Differenzverstärker |
US4529965A (en) * | 1983-05-03 | 1985-07-16 | Racal Data Communications | Switched-capacitor circuit analog-to-digital converter |
US4555668A (en) * | 1983-10-14 | 1985-11-26 | American Microsystems, Inc. | Gain amplifier |
FR2554654B1 (fr) * | 1983-11-08 | 1986-02-21 | Efcis | Redresseur monoalternance a capacites commutees |
CH658349A5 (fr) * | 1984-05-04 | 1986-10-31 | Centre Electron Horloger | Amplificateur a compensation de la tension de decalage d'entree. |
US4543534A (en) * | 1984-05-04 | 1985-09-24 | The Regeants Of University Of Calif. | Offset compensated switched capacitor circuits |
US4565971A (en) * | 1985-01-28 | 1986-01-21 | Motorola, Inc. | Parasitic insensitive auto-zeroed operational amplifier |
JPH0654961B2 (ja) * | 1985-04-10 | 1994-07-20 | 松下電器産業株式会社 | サンプルホ−ルド回路 |
US4950929A (en) * | 1988-04-07 | 1990-08-21 | Teledyne Industries | Reducing resistive effects of an electrical switch |
KR960009110U (ko) * | 1994-08-12 | 1996-03-16 | 오디오 시스템의 직류 오프셋 보상회로 | |
US5572118A (en) * | 1995-06-29 | 1996-11-05 | Mks Instruments, Inc. | Charge rate electrometer including means for substantially eliminating leakage currents |
GB9706943D0 (en) | 1997-04-04 | 1997-05-21 | Sharp Kk | Active matrix device circuits |
US6034568A (en) * | 1998-06-15 | 2000-03-07 | International Business Machines Corporation | Broadband dc amplifier technique with very low offset voltage |
US6049246A (en) * | 1998-12-11 | 2000-04-11 | Vivid Semiconductor, Inc. | Amplifier offset cancellation using current copier |
JP2001292041A (ja) * | 2000-04-07 | 2001-10-19 | Fujitsu Ltd | オペアンプおよびそのオフセットキャンセル回路 |
KR100511894B1 (ko) * | 2000-08-18 | 2005-09-02 | 매그나칩 반도체 유한회사 | 오프셋 보정회로 |
ATE303594T1 (de) * | 2000-10-16 | 2005-09-15 | Infineon Technologies Ag | Elektronische schaltung, sensoranordnung und verfahren zum verarbeiten eines sensorsignals |
TWI413957B (zh) * | 2005-03-01 | 2013-11-01 | Innolux Corp | 主動式矩陣陣列裝置 |
JP4821364B2 (ja) * | 2006-02-24 | 2011-11-24 | 日本電気株式会社 | オフセットキャンセルアンプ及びそれを用いた表示装置、並びにオフセットキャンセルアンプの制御方法 |
CN101304237B (zh) * | 2007-05-09 | 2011-02-02 | 联詠科技股份有限公司 | 可消除偏移电压的放大器装置 |
JP6380882B2 (ja) * | 2013-06-17 | 2018-08-29 | セイコーNpc株式会社 | 信号検出回路 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1261211A (en) * | 1968-12-31 | 1972-01-26 | Solarton Electric Group Ltd | Improvements in timed shared amplifiers |
US3649924A (en) * | 1970-03-02 | 1972-03-14 | Gordon Eng Co | Sampling amplifier |
JPS5515636B2 (it) * | 1973-03-28 | 1980-04-24 | ||
JPS5120209U (it) * | 1974-08-01 | 1976-02-14 | ||
FR2316788A1 (fr) * | 1975-07-01 | 1977-01-28 | Commissariat Energie Atomique | Procede et dispositif d'elimination de la tension residuelle d'erreur d'un amplificateur |
-
1980
- 1980-01-14 US US06/111,997 patent/US4306196A/en not_active Expired - Lifetime
-
1981
- 1981-01-09 DE DE19813100410 patent/DE3100410A1/de not_active Withdrawn
- 1981-01-12 GB GB8100840A patent/GB2068189B/en not_active Expired
- 1981-01-13 IT IT19111/81A patent/IT1135017B/it active
- 1981-01-13 FR FR8100464A patent/FR2473809B1/fr not_active Expired
- 1981-01-13 BE BE0/203461A patent/BE887045A/fr not_active IP Right Cessation
- 1981-01-13 NL NL8100128A patent/NL8100128A/nl not_active Application Discontinuation
- 1981-01-13 CA CA000368375A patent/CA1149892A/en not_active Expired
- 1981-01-14 JP JP333381A patent/JPS56104509A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3100410A1 (de) | 1981-12-24 |
GB2068189A (en) | 1981-08-05 |
US4306196A (en) | 1981-12-15 |
NL8100128A (nl) | 1981-08-17 |
CA1149892A (en) | 1983-07-12 |
FR2473809B1 (fr) | 1985-10-18 |
IT8119111A0 (it) | 1981-01-13 |
BE887045A (fr) | 1981-05-04 |
FR2473809A1 (fr) | 1981-07-17 |
JPS56104509A (en) | 1981-08-20 |
GB2068189B (en) | 1984-02-08 |
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