FR2474174B1 - - Google Patents

Info

Publication number: FR2474174B1
Authority: FR; France
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

Application number

FR8101340A

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Tektronix Inc

Original Assignee

Tektronix Inc

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.)

1980-01-21

Filing date

1981-01-20

Publication date

1985-02-08

1981-01-20 Application filed by Tektronix Inc filed Critical Tektronix Inc

1981-07-24 Publication of FR2474174A1 publication Critical patent/FR2474174A1/fr

1985-02-08 Application granted granted Critical

1985-02-08 Publication of FR2474174B1 publication Critical patent/FR2474174B1/fr

Status Granted legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/3026—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being discontinuously variable, e.g. controlled by switching

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Analogue/Digital Conversion (AREA)
Measurement Of Current Or Voltage (AREA)
Tests Of Electronic Circuits (AREA)

FR8101340A 1980-01-21 1981-01-20 Analyseur de formes d'ondes a comparateur Granted FR2474174A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US11387780A	1980-01-21	1980-01-21

Publications (2)

Publication Number	Publication Date
FR2474174A1 FR2474174A1 (fr)	1981-07-24
FR2474174B1 true FR2474174B1 (fr)	1985-02-08

Family

ID=22352049

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8101340A Granted FR2474174A1 (fr)	1980-01-21	1981-01-20	Analyseur de formes d'ondes a comparateur

Country Status (6)

Country	Link
JP (1)	JPS56108960A (fr)
CA (1)	CA1150842A (fr)
DE (1)	DE3101837C2 (fr)
FR (1)	FR2474174A1 (fr)
GB (1)	GB2068694A (fr)
NL (1)	NL8007018A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4540974A (en) *	1981-10-30	1985-09-10	Rca Corporation	Adaptive analog-to-digital converter
JPS58140473U (ja) *	1982-03-16	1983-09-21	アンリツ株式会社	陰極線管の管面目盛感度設定装置
US4495652A (en) *	1983-02-28	1985-01-22	General Electric Company	Control arrangement for radio apparatus
US4553104A (en) *	1984-03-01	1985-11-12	Honeywell Inc.	Method of compensating an amplifier system having a variable gain amplifier to achieve a constant overall system signal gain and an apparatus utilizing the same
US4849711A (en) *	1987-09-04	1989-07-18	Digital Equipment Corporation	Automatic gain control system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3604844A (en) *	1969-05-28	1971-09-14	Central Dynamics	Video signal processing amplifier with automatic gain control
US3962682A (en) *	1974-10-30	1976-06-08	Motorola, Inc.	Split low order internal address bus for microprocessor
US4016557A (en) *	1975-05-08	1977-04-05	Westinghouse Electric Corporation	Automatic gain controlled amplifier apparatus
US4065664A (en) *	1976-03-26	1977-12-27	Norland Corporation	Floating point registers for programmed digital instruments
DE2758154C3 (de) *	1977-12-27	1980-09-04	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Meßeinrichtung für eine Frequenzanalyse von Signalpegeln innerhalb eines großen Dynamikbereiches

1980
- 1980-12-23 NL NL8007018A patent/NL8007018A/nl not_active Application Discontinuation
- 1980-12-30 CA CA000367745A patent/CA1150842A/fr not_active Expired
1981
- 1981-01-06 GB GB8100226A patent/GB2068694A/en not_active Withdrawn
- 1981-01-19 JP JP711781A patent/JPS56108960A/ja active Pending
- 1981-01-20 FR FR8101340A patent/FR2474174A1/fr active Granted
- 1981-01-21 DE DE19813101837 patent/DE3101837C2/de not_active Expired

Also Published As

Publication number	Publication date
GB2068694A (en)	1981-08-12
JPS56108960A (en)	1981-08-28
DE3101837A1 (de)	1982-01-07
FR2474174A1 (fr)	1981-07-24
DE3101837C2 (de)	1983-09-08
CA1150842A (fr)	1983-07-26
NL8007018A (nl)	1981-08-17

Publication	Publication Date	Title
FR2473404B1 (fr)	1984-09-14
FR2473621B1 (fr)	1983-05-13
FR2474309B1 (fr)	1984-12-21
FR2473871B1 (fr)	1984-12-14
FR2473466B1 (fr)	1982-10-29
DE3153168A1 (fr)	1984-07-12
CH655684B (fr)	1986-05-15
FR2473305B1 (fr)	1984-07-13
FR2473695B1 (fr)	1985-02-22
FR2473051B1 (fr)	1985-01-11
FR2474283B1 (fr)	1982-12-17
DE3050962A1 (fr)	1985-05-09
FR2474378B1 (fr)	1983-04-01
FR2474111B1 (fr)	1984-12-07
FR2473538B1 (fr)	1983-11-25
FR2473561B1 (fr)	1985-02-15
CH655525B (fr)	1986-04-30
CH664664GA3 (fr)	1988-03-31
FR2474325B3 (fr)	1982-10-29
FR2474617B3 (fr)	1982-11-12
FR2473546B3 (fr)	1982-10-29
FR2474174B1 (fr)	1985-02-08
FR2473973B1 (fr)	1983-06-17
FR2474077B1 (fr)	1985-01-11
FR2473501B1 (fr)	1981-12-18

Legal Events

Date	Code	Title	Description
1990-11-23	ST	Notification of lapse