FR2312878A1 - Amplificateurs a semi-conducteurs - Google Patents
Amplificateurs a semi-conducteursInfo
- Publication number
- FR2312878A1 FR2312878A1 FR7615884A FR7615884A FR2312878A1 FR 2312878 A1 FR2312878 A1 FR 2312878A1 FR 7615884 A FR7615884 A FR 7615884A FR 7615884 A FR7615884 A FR 7615884A FR 2312878 A1 FR2312878 A1 FR 2312878A1
- Authority
- FR
- France
- Prior art keywords
- semiconductor amplifiers
- amplifiers
- semiconductor
- 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.)
- Withdrawn
Links
- 239000004065 semiconductor Substances 0.000 title 1
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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
- G05F3/267—Current mirrors using both bipolar and field-effect technology
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
-
- 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
- H03F2203/50—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
- H03F2203/5018—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower the source follower has a controlled source circuit, the controlling signal being derived from the source circuit of the follower
-
- 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
- H03F2203/50—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
- H03F2203/5021—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower the source follower has a controlled source circuit
-
- 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
- H03F2203/50—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
- H03F2203/5027—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower the source follower has a current mirror output circuit in its source circuit
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Multimedia (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/581,045 US4004244A (en) | 1975-05-27 | 1975-05-27 | Dynamic current supply |
US06/155,997 USRE30948E (en) | 1975-05-27 | 1980-06-03 | Dynamic current supply |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2312878A1 true FR2312878A1 (fr) | 1976-12-24 |
Family
ID=26852779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7615884A Withdrawn FR2312878A1 (fr) | 1975-05-27 | 1976-05-26 | Amplificateurs a semi-conducteurs |
Country Status (6)
Country | Link |
---|---|
US (2) | US4004244A (fr) |
JP (1) | JPS51145252A (fr) |
DE (1) | DE2623245B2 (fr) |
FR (1) | FR2312878A1 (fr) |
GB (1) | GB1545924A (fr) |
NL (1) | NL7605674A (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2740763A1 (de) * | 1977-09-09 | 1979-03-29 | Siemens Ag | Integrierte stromversorgungsschaltung |
US4253033A (en) * | 1979-04-27 | 1981-02-24 | National Semiconductor Corporation | Wide bandwidth CMOS class A amplifier |
DE2937866C3 (de) * | 1979-09-19 | 1988-07-07 | Siemens AG, 1000 Berlin und 8000 München | Kollektorloser Gleichstrommotor |
US4280090A (en) * | 1980-03-17 | 1981-07-21 | Silicon General, Inc. | Temperature compensated bipolar reference voltage circuit |
IT1210936B (it) * | 1982-09-24 | 1989-09-29 | Ates Componenti Elettron | Amplificatore audio di potenza con regolazione automatica della corrente di polarizzazione assorbita dallo stadio finale. |
IT1235857B (it) * | 1983-08-05 | 1992-11-16 | Sgs Microelettronica Spa | Stadio di uscita per amplificatori di potenza. |
CA1208314A (fr) * | 1984-10-09 | 1986-07-22 | William A. Cole | Circuit tampon pour emploi en basse tension |
IT1218855B (it) * | 1984-12-28 | 1990-04-24 | Ates Componenti Elettron | Stadio amplificatore di segnali, integrato monoliticamente, ad alta dinamica di uscita |
JPS6344801U (fr) * | 1986-09-10 | 1988-03-25 | ||
DE3800803A1 (de) * | 1988-01-14 | 1989-07-27 | Philips Patentverwaltung | Verstaerkerschaltung |
DE4009789A1 (de) * | 1990-03-27 | 1991-10-02 | Licentia Gmbh | Emitterfolger-schaltungsanordnung |
US5451903A (en) * | 1994-06-24 | 1995-09-19 | Motorola, Inc. | Low supply voltage output driver |
US6204654B1 (en) * | 1999-01-29 | 2001-03-20 | Analog Devices, Inc. | Dynamically boosted current source circuit |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3619798A (en) * | 1969-11-20 | 1971-11-09 | Canadian Patents Dev | Three-port electrical network |
FR2125938A5 (fr) * | 1971-02-19 | 1972-09-29 | Philips Nv |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA742347A (en) | 1966-09-06 | Canadian Marconi Company | Transistor repeaters | |
NL112693C (fr) | 1957-08-02 | |||
DE1296207B (de) | 1967-09-11 | 1969-05-29 | Siemens Ag | Transformatorloser Leistungsverstaerker mit hohem Eingangs- und niedrigem Ausgangswiderstand |
US3560865A (en) | 1969-03-03 | 1971-02-02 | Rca Corp | Direct coupled am detector |
SE373248B (fr) * | 1970-07-20 | 1975-01-27 | Rca Corp | |
US3701032A (en) * | 1971-02-16 | 1972-10-24 | Rca Corp | Electronic signal amplifier |
JPS572203B1 (fr) | 1971-06-29 | 1982-01-14 | ||
DE2319824A1 (de) | 1972-04-26 | 1973-11-08 | Rca Corp | Gegentaktverstaerkerschaltung |
US3894290A (en) * | 1973-06-15 | 1975-07-08 | Motorola Inc | Balanced double-to-single-ended converter stage for use with a differential amplifier |
-
1975
- 1975-05-27 US US05/581,045 patent/US4004244A/en not_active Expired - Lifetime
-
1976
- 1976-05-13 GB GB19755/76A patent/GB1545924A/en not_active Expired
- 1976-05-24 DE DE2623245A patent/DE2623245B2/de not_active Withdrawn
- 1976-05-26 NL NL7605674A patent/NL7605674A/xx not_active Application Discontinuation
- 1976-05-26 JP JP51061729A patent/JPS51145252A/ja active Granted
- 1976-05-26 FR FR7615884A patent/FR2312878A1/fr not_active Withdrawn
-
1980
- 1980-06-03 US US06/155,997 patent/USRE30948E/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3619798A (en) * | 1969-11-20 | 1971-11-09 | Canadian Patents Dev | Three-port electrical network |
FR2125938A5 (fr) * | 1971-02-19 | 1972-09-29 | Philips Nv |
Also Published As
Publication number | Publication date |
---|---|
DE2623245B2 (de) | 1979-10-25 |
NL7605674A (nl) | 1976-11-30 |
JPS552768B2 (fr) | 1980-01-22 |
JPS51145252A (en) | 1976-12-14 |
USRE30948E (en) | 1982-05-25 |
DE2623245A1 (de) | 1976-12-02 |
GB1545924A (en) | 1979-05-16 |
US4004244A (en) | 1977-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |