BR7406412D0 - Amplificador de corrente aperfeicoado - Google Patents

Amplificador de corrente aperfeicoado

Info

Publication number: BR7406412D0
Authority: BR; Brazil
Prior art keywords: perfected; current amplifier; amplifier; current; perfected current
Prior art date: 1973-08-09

Application number

BR6412/74A

Other languages

English (en)

Portuguese (pt)

Inventor

O Schade

Original Assignee

Rca Corp

Priority date (The priority date 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 date listed.)

1973-08-09

Filing date

1974-08-05

Publication date

1975-05-27

1974-08-05 Application filed by Rca Corp filed Critical Rca Corp

1975-05-27 Publication of BR7406412D0 publication Critical patent/BR7406412D0/pt

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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
- 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
- G05F3/262—Current mirrors using field-effect transistors only
- 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
- G05F3/265—Current mirrors using bipolar transistors only
- 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
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
- H03F3/345—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with field-effect devices
- 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

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Nonlinear Science (AREA)
Electromagnetism (AREA)
General Physics & Mathematics (AREA)
Radar, Positioning & Navigation (AREA)
Automation & Control Theory (AREA)
Power Engineering (AREA)
Amplifiers (AREA)
Control Of Electrical Variables (AREA)
Continuous-Control Power Sources That Use Transistors (AREA)

BR6412/74A 1973-08-09 1974-08-05 Amplificador de corrente aperfeicoado BR7406412D0 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05387171 USB387171I5 (ja)	1973-08-09	1973-08-09

Publications (1)

Publication Number	Publication Date
BR7406412D0 true BR7406412D0 (pt)	1975-05-27

Family

ID=23528780

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR6412/74A BR7406412D0 (pt)	1973-08-09	1974-08-05	Amplificador de corrente aperfeicoado

Country Status (12)

Country	Link
US (1)	USB387171I5 (ja)
JP (1)	JPS5342624B2 (ja)
AR (1)	AR200615A1 (ja)
BE (1)	BE818633A (ja)
BR (1)	BR7406412D0 (ja)
CA (1)	CA1026436A (ja)
DE (2)	DE2462423C3 (ja)
FR (1)	FR2240573B1 (ja)
GB (1)	GB1465499A (ja)
IT (1)	IT1019817B (ja)
NL (1)	NL178632C (ja)
SE (1)	SE398424B (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3973215A (en) *	1975-08-04	1976-08-03	Rca Corporation	Current mirror amplifier
US4010425A (en) *	1975-10-02	1977-03-01	Rca Corporation	Current mirror amplifier
JPS53135555A (en) *	1977-04-30	1978-11-27	Toshiba Corp	Operational amplifier circuit
JPS53135556A (en) *	1977-04-30	1978-11-27	Toshiba Corp	Constant current source bias circuit
JPS5422557A (en) *	1977-07-22	1979-02-20	Hitachi Ltd	Constant current circuit
DE2840740C2 (de) *	1978-09-19	1983-01-05	Siemens AG, 1000 Berlin und 8000 München	MOS-integrierte Konstantstromquelle
JPH0773205B2 (ja) *	1983-12-20	1995-08-02	株式会社日立製作所	レベル変換回路
US4574233A (en) *	1984-03-30	1986-03-04	Tektronix, Inc.	High impedance current source
NL8503394A (nl) *	1985-12-10	1987-07-01	Philips Nv	Stroomaftastschakeling voor een vermogenshalfgeleiderinrichting, in het bijzonder geintegreerde intelligente vermogenshalfgeleiderschakelaar voor met name automobieltoepassingen.
NL8701831A (nl) *	1987-08-04	1989-03-01	Philips Nv	Oscillator met frekwentiestabilisatiemiddelen.
US6215292B1 (en) *	1999-08-25	2001-04-10	Stmicroelectronics S.R.L.	Method and device for generating an output current
JP6065554B2 (ja) *	2012-12-03	2017-01-25	富士電機株式会社	比較器
US10447208B2 (en) *	2017-12-15	2019-10-15	Raytheon Company	Amplifier having a switchable current bias circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3508084A (en) *	1967-10-06	1970-04-21	Texas Instruments Inc	Enhancement-mode mos circuitry
CH534923A (de) *	1971-08-18	1973-03-15	Bbc Brown Boveri & Cie	Stromquelle mit hohem Innenwiderstand
US3775693A (en) *	1971-11-29	1973-11-27	Moskek Co	Mosfet logic inverter for integrated circuits
US3813595A (en) *	1973-03-30	1974-05-28	Rca Corp	Current source
US3953807A (en) *	1973-08-09	1976-04-27	Rca Corporation	Current amplifier

1973
- 1973-08-09 US US05387171 patent/USB387171I5/en active Pending
1974
- 1974-07-29 CA CA205,847A patent/CA1026436A/en not_active Expired
- 1974-07-30 SE SE7409818A patent/SE398424B/xx unknown
- 1974-08-02 NL NLAANVRAGE7410394,A patent/NL178632C/xx not_active IP Right Cessation
- 1974-08-05 BR BR6412/74A patent/BR7406412D0/pt unknown
- 1974-08-06 GB GB3454074A patent/GB1465499A/en not_active Expired
- 1974-08-06 FR FR7427243A patent/FR2240573B1/fr not_active Expired
- 1974-08-07 JP JP9116874A patent/JPS5342624B2/ja not_active Expired
- 1974-08-07 AR AR255095A patent/AR200615A1/es active
- 1974-08-08 BE BE147418A patent/BE818633A/xx unknown
- 1974-08-08 DE DE2462423A patent/DE2462423C3/de not_active Expired
- 1974-08-08 IT IT26154/74A patent/IT1019817B/it active
- 1974-08-08 DE DE2438255A patent/DE2438255C3/de not_active Expired

Also Published As

Publication number	Publication date
USB387171I5 (ja)	1975-01-28
CA1026436A (en)	1978-02-14
DE2438255C3 (de)	1982-08-19
JPS5342624B2 (ja)	1978-11-13
DE2438255A1 (de)	1975-02-20
SE7409818L (ja)	1975-02-10
DE2462423B2 (de)	1979-04-12
DE2438255B2 (de)	1977-04-21
IT1019817B (it)	1977-11-30
NL178632C (nl)	1986-04-16
SE398424B (sv)	1977-12-19
AU7211774A (en)	1976-02-12
DE2462423A1 (de)	1977-02-10
NL7410394A (nl)	1975-02-11
DE2462423C3 (de)	1982-07-15
FR2240573B1 (ja)	1979-03-09
JPS5073549A (ja)	1975-06-17
AR200615A1 (es)	1974-11-22
GB1465499A (en)	1977-02-23
FR2240573A1 (ja)	1975-03-07
BE818633A (fr)	1974-12-02

Publication	Publication Date	Title
AR206309A1 (es)	1976-07-15	Faja-pantalon perfeccionada
BR7408040D0 (pt)	1975-09-16	Amplificador transistorizado aperfeicoado
BR7409948D0 (pt)	1975-09-02	Rodizio aperfeicoado
BR7408819D0 (pt)	1975-08-26	Regulador de corrente aperfeicoado
BR7402726D0 (pt)	1974-12-03	Amplificador de corrente
BR7409972A (pt)	1976-05-25	Latrina aperfeicoada
BR7408212D0 (pt)	1975-09-16	Amplificador transistorizado aperfeicoado
BR7406412D0 (pt)	1975-05-27	Amplificador de corrente aperfeicoado
BR7406580D0 (pt)	1975-05-27	Amplificador nao-linear aperfeicoado
IT1015347B (it)	1977-05-10	Amplificatore di corrente
BR7405473D0 (pt)	1975-04-15	Cavilha de expansao aperfeicoada
IT995751B (it)	1975-11-20	Filobus perfezionato
ES191552Y (es)	1974-12-16	Amplificador perfeccionado.
BR7307020D0 (pt)	1975-04-22	Conexao eletrica aperfeicoada
ES188136Y (es)	1974-09-01	Altavoz perfeccionado.
ES191324Y (es)	1974-12-01	Aislador perfeccionado.
ES193700Y (es)	1975-03-01	Amperimetro perfeccionado.
ES193585Y (es)	1975-02-16	Estuche escolar electrico perfeccionado.
ES194584Y (es)	1975-04-16	Muneco-lampara perfeccionado.
ES187574Y (es)	1974-08-16	Destoconador perfeccionado.
ES187589Y (es)	1974-08-16	Coche-muneco perfeccionado.
ES187590Y (es)	1974-08-16	Furgoneta-muneco perfeccionado.
ES187820Y (es)	1974-09-01	Bolsa-envase perfeccionada.
ES187908Y (es)	1974-09-01	Polispasto perfeccionado.
ES188439Y (es)	1974-09-16	Estuche-expositor perfeccionado.