JPH0320924B2 - - Google Patents
Info
- Publication number
- JPH0320924B2 JPH0320924B2 JP62257052A JP25705287A JPH0320924B2 JP H0320924 B2 JPH0320924 B2 JP H0320924B2 JP 62257052 A JP62257052 A JP 62257052A JP 25705287 A JP25705287 A JP 25705287A JP H0320924 B2 JPH0320924 B2 JP H0320924B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- current
- transistors
- impedance
- output terminal
- 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
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3211—Modifications of amplifiers to reduce non-linear distortion in differential amplifiers
 
- 
        - H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
 
- 
        - 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
 
- 
        - 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
- H03F2203/45176—A cross coupling circuit, e.g. consisting of two cross coupled transistors, being added in the load circuit of the amplifying transistors of a differential amplifier
 
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US06/917,867 US4692712A (en) | 1986-10-14 | 1986-10-14 | Differential impedance neutralization circuit | 
| US917867 | 1992-07-21 | 
Publications (2)
| Publication Number | Publication Date | 
|---|---|
| JPS63185206A JPS63185206A (ja) | 1988-07-30 | 
| JPH0320924B2 true JPH0320924B2 (en:Method) | 1991-03-20 | 
Family
ID=25439440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP62257052A Granted JPS63185206A (ja) | 1986-10-14 | 1987-10-12 | 寄生インピーダンス中和回路 | 
Country Status (4)
| Country | Link | 
|---|---|
| US (1) | US4692712A (en:Method) | 
| EP (1) | EP0264160B1 (en:Method) | 
| JP (1) | JPS63185206A (en:Method) | 
| DE (1) | DE3785817T2 (en:Method) | 
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US5053718A (en) * | 1990-07-03 | 1991-10-01 | Burr-Brown Corporation | Feedback control reducing signal distortion produced by differential amplifier stage | 
| FR2684252A1 (fr) * | 1991-11-22 | 1993-05-28 | Thomson Composants Militaires | Amplificateur differentiel ultra-rapide. | 
| WO1994028624A1 (en) * | 1993-05-28 | 1994-12-08 | National Semiconductor Corporation | Low differential output impedance method and apparatus for buffering a voltage | 
| US5587689A (en) * | 1995-09-28 | 1996-12-24 | Analog Devices, Inc. | Voltage controlled amplifier with a negative resistance circuit for reducing non-linearity distortion | 
| US6021323A (en) * | 1997-09-25 | 2000-02-01 | Rockwell Science Center, Inc. | Direct conversion receiver with reduced even order distortion | 
| US6211738B1 (en) | 1998-01-30 | 2001-04-03 | Conexant Systems, Inc. | Stability and enhanced gain of amplifiers using inductive coupling | 
| US6198348B1 (en) | 1998-12-07 | 2001-03-06 | Motorola, Inc. | Differential circuit with reverse isolation | 
| US6275119B1 (en) * | 1999-08-25 | 2001-08-14 | Micron Technology, Inc. | Method to find a value within a range using weighted subranges | 
| KR101111646B1 (ko) * | 2003-10-13 | 2012-02-21 | 에스티 에릭슨 에스에이 | 트랜스컨덕턴스 회로, 트랜시버에서 구현되는 칩, 및트랜시버 | 
| US10498296B2 (en) | 2017-03-20 | 2019-12-03 | Texas Instruments Incorporated | Differential amplifier with variable neutralization | 
| US11258407B2 (en) * | 2020-02-10 | 2022-02-22 | Texas Instruments Incorporated | Amplifier with improved isolation | 
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US3531733A (en) * | 1968-03-04 | 1970-09-29 | Sprague Electric Co | Linear amplifier with ac gain temperature compensation and dc level shifting | 
| US3560866A (en) * | 1968-08-20 | 1971-02-02 | Sprague Electric Co | If amplifier with compensated transistor unit | 
| DE2209899C3 (de) * | 1972-03-01 | 1981-02-26 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verstärkerschaltung mit vier Bipolartransistoren vom selben Typ | 
| JPS5634207A (en) * | 1979-08-30 | 1981-04-06 | Toshiba Corp | Differential amplifier | 
| US4390848A (en) * | 1981-02-12 | 1983-06-28 | Signetics | Linear transconductance amplifier | 
| US4476440A (en) * | 1981-09-28 | 1984-10-09 | Medtronic, Inc. | Cross coupled amplifier | 
| US4517524A (en) * | 1983-07-01 | 1985-05-14 | Motorola, Inc. | High frequency operational amplifier | 
| JPS60105307A (ja) * | 1984-09-28 | 1985-06-10 | Hitachi Ltd | 増幅回路 | 
| US4617523A (en) * | 1985-08-08 | 1986-10-14 | Tektronix, Inc. | Differential pair with compensation for effects of parasitic capacitance | 
- 
        1986
        - 1986-10-14 US US06/917,867 patent/US4692712A/en not_active Expired - Lifetime
 
- 
        1987
        - 1987-02-19 DE DE87301444T patent/DE3785817T2/de not_active Expired - Fee Related
- 1987-02-19 EP EP87301444A patent/EP0264160B1/en not_active Expired - Lifetime
- 1987-10-12 JP JP62257052A patent/JPS63185206A/ja active Granted
 
Also Published As
| Publication number | Publication date | 
|---|---|
| EP0264160A2 (en) | 1988-04-20 | 
| JPS63185206A (ja) | 1988-07-30 | 
| US4692712A (en) | 1987-09-08 | 
| EP0264160B1 (en) | 1993-05-12 | 
| DE3785817D1 (de) | 1993-06-17 | 
| DE3785817T2 (de) | 1994-01-20 | 
| EP0264160A3 (en) | 1989-03-08 | 
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