IT1067371B - Amplificatore a specchio di corrente - Google Patents

Amplificatore a specchio di corrente

Info

Publication number: IT1067371B
Authority: IT; Italy
Prior art keywords: current mirror; mirror amplifier; amplifier; current; mirror
Prior art date: 1975-08-04

Application number

IT25229/76A

Other languages

English (en)

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.)

1975-08-04

Filing date

1976-07-12

Publication date

1985-03-16

1976-07-12 Application filed by Rca Corp filed Critical Rca Corp

1985-03-16 Application granted granted Critical

1985-03-16 Publication of IT1067371B publication Critical patent/IT1067371B/it

Classifications

- 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
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- 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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Radar, Positioning & Navigation (AREA)
Electromagnetism (AREA)
Nonlinear Science (AREA)
Automation & Control Theory (AREA)
Power Engineering (AREA)
Mathematical Physics (AREA)
Theoretical Computer Science (AREA)
Software Systems (AREA)
Computer Hardware Design (AREA)
Amplifiers (AREA)

IT25229/76A 1975-08-04 1976-07-12 Amplificatore a specchio di corrente IT1067371B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/601,831 US3973215A (en)	1975-08-04	1975-08-04	Current mirror amplifier

Publications (1)

Publication Number	Publication Date
IT1067371B true IT1067371B (it)	1985-03-16

Family

ID=24408940

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT25229/76A IT1067371B (it)	1975-08-04	1976-07-12	Amplificatore a specchio di corrente

Country Status (6)

Country	Link
US (2)	US3973215A (it)
JP (1)	JPS5221752A (it)
DE (1)	DE2635128C3 (it)
FR (1)	FR2320664A1 (it)
GB (1)	GB1550944A (it)
IT (1)	IT1067371B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4177392A (en) *	1976-02-04	1979-12-04	Rca Corporation	Current switching networks
US4057763A (en) *	1976-05-17	1977-11-08	Rca Corporation	Current amplifiers
US4267521A (en) *	1976-12-27	1981-05-12	Nippon Gakki Seizo Kabushiki Kaisha	Compound transistor circuitry
US4117417A (en) *	1977-09-06	1978-09-26	Rca Corporation	Switchable current amplifiers
US4160944A (en) *	1977-09-26	1979-07-10	Rca Corporation	Current amplifier capable of selectively providing current gain
US4117416A (en) *	1977-11-28	1978-09-26	Rca Corporation	Current mirror amplifiers with programmable current gains
US4345166A (en) *	1979-09-28	1982-08-17	Motorola, Inc.	Current source having saturation protection
JPS57180533U (it) *	1981-05-10	1982-11-16
US4786856A (en) *	1987-03-12	1988-11-22	Tektronix, Inc.	Temperature compensated current source
EP0443238A3 (en) *	1990-02-20	1992-01-08	Precision Monolithics Inc.	Precision switched current source
JP3787449B2 (ja) *	1998-01-14	2006-06-21	キヤノン株式会社	アナログ信号処理回路
EP0994403B1 (en) *	1998-10-15	2003-05-21	Lucent Technologies Inc.	Current mirror
DE19940382A1 (de) *	1999-08-25	2001-03-08	Infineon Technologies Ag	Stromquelle für niedrige Betriebsspannungen mit hohem Ausgangswiderstand
US6515546B2 (en) *	2001-06-06	2003-02-04	Anadigics, Inc.	Bias circuit for use with low-voltage power supply
US6842075B2 (en) *	2001-06-06	2005-01-11	Anadigics, Inc.	Gain block with stable internal bias from low-voltage power supply
US6753734B2 (en)	2001-06-06	2004-06-22	Anadigics, Inc.	Multi-mode amplifier bias circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3588672A (en) *	1968-02-08	1971-06-28	Tektronix Inc	Current regulator controlled by voltage across semiconductor junction device
JPS5225224B2 (it) *	1972-05-15	1977-07-06
US3925918A (en) *	1972-06-23	1975-12-16	Charles Pelin	Dashboard-mounted automatic route information display device
US3813595A (en) *	1973-03-30	1974-05-28	Rca Corp	Current source
US3843933A (en) *	1973-04-06	1974-10-22	Rca Corp	Current amplifier
USB387171I5 (it) *	1973-08-09	1975-01-28

1975
- 1975-08-04 US US05/601,831 patent/US3973215A/en not_active Expired - Lifetime
1976
- 1976-07-12 IT IT25229/76A patent/IT1067371B/it active
- 1976-07-27 GB GB31292/76A patent/GB1550944A/en not_active Expired
- 1976-07-30 FR FR7623486A patent/FR2320664A1/fr active Granted
- 1976-08-03 JP JP51093111A patent/JPS5221752A/ja active Granted
- 1976-08-04 DE DE2635128A patent/DE2635128C3/de not_active Expired
1978
- 1978-02-22 US US05/880,233 patent/USRE29910E/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPS5541051B2 (it)	1980-10-22
JPS5221752A (en)	1977-02-18
FR2320664B1 (it)	1982-01-22
FR2320664A1 (fr)	1977-03-04
USRE29910E (en)	1979-02-13
DE2635128C3 (de)	1982-07-08
DE2635128A1 (de)	1977-02-10
DE2635128B2 (de)	1978-12-21
US3973215A (en)	1976-08-03
GB1550944A (en)	1979-08-22

Publication	Publication Date	Title
IT1205916B (it)	1989-03-31	Retrovisori
BR7602691A (pt)	1976-11-23	Volteador
FR2302617A1 (fr)	1976-09-24	Di
IT1001871B (it)	1976-04-30	Amplificatore a specchio di corrente
SE416013B (sv)	1980-11-17	Fergvideo forsterkare
IT1067371B (it)	1985-03-16	Amplificatore a specchio di corrente
JPS5386549A (en)	1978-07-31	Current mirror amplifier
IT1071696B (it)	1985-04-10	Amplificatore a specchio di corrente
FR2300480A1 (fr)	1976-09-03	Di
SE7607360L (sv)	1977-02-19	Stellningsstege
AT352690B (de)	1979-10-10	Interferenzstrom-ruehrer
FR2300604A1 (fr)	1976-09-10	Di
FR2303308A1 (fr)	1976-10-01	Retro-projecteur compact
SE415697B (sv)	1980-10-20	Ledanordning
SE7607338L (sv)	1976-12-27	Forsterkare
DK61076A (da)	1991-05-28	Gasstroemslaser
DK153987C (da)	1989-02-13	Spejl
FR2321800A1 (fr)	1977-03-18	Amplificateur miroir de courant
SE7705822L (sv)	1978-06-11	Hogspenningsforsterkare
DK390576A (da)	1977-03-01	Fremkoblet forsterker
FR2300972A1 (fr)	1976-09-10	Di
SE7601209L (sv)	1976-10-29	Triazolobenzocykloalkyltiadiazinderivat
FR2310677A7 (fr)	1976-12-03	Retroviseur
FR2311447A1 (fr)	1976-12-10	Amplificateur lineaire
SE7601893L (sv)	1976-08-20	Spegel