FR2441957A1 - Dispositif attenuateur comportant un montage en cascade d'un attenuateur pas a pas et un diviseur de tension reglable, ainsi qu'un circuit de commande pour le reglage de ce montage - Google Patents
Dispositif attenuateur comportant un montage en cascade d'un attenuateur pas a pas et un diviseur de tension reglable, ainsi qu'un circuit de commande pour le reglage de ce montageInfo
- Publication number
- FR2441957A1 FR2441957A1 FR7924241A FR7924241A FR2441957A1 FR 2441957 A1 FR2441957 A1 FR 2441957A1 FR 7924241 A FR7924241 A FR 7924241A FR 7924241 A FR7924241 A FR 7924241A FR 2441957 A1 FR2441957 A1 FR 2441957A1
- Authority
- FR
- France
- Prior art keywords
- attenuator
- mounting
- voltage
- tension
- voltage divider
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/24—Frequency-independent attenuators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/24—Frequency- independent attenuators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/24—Frequency- independent attenuators
- H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Networks Using Active Elements (AREA)
- Attenuators (AREA)
- Analogue/Digital Conversion (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
DISPOSITIF ATTENUATEUR COMPORTANT UN ATTENUATEUR PAS A PAS QUI, PAR L'INTERMEDIAIRE D'UNE PREMIERE ET D'UNE SECONDE BORNE DE TENSION, EST CONNECTE EN SERIE A UN DIVISEUR DE TENSION REGLABLE, CET ATTENUATEUR PAS A PAS ETANT POURVU D'UN MONTAGE EN SERIE D'ELEMENTS ATTENUATEURS SERVANT A REPARTIR UNE TENSION AMENEE PAR LEDIT MONTAGE EN SERIE EN UN CERTAIN NOMBRE D'INCREMENTS DE TENSION QUI PEUVENT ETRE COMMUTES SEPAREMENT ENTRE LES DEUX BORNES DE TENSION AFIN DE MODIFIER LA TENSION DE SORTIE DU DIVISEUR DE TENSION REGLABLE POUR LE TRAJET DE TENSION DE L'ELEMENT DE TENSION EN QUESTION, DE SORTE QUE, LORS DE LA COMMUTATION D'UN INCREMENT DE TENSION VERS UN INCREMENT DE TENSION ADJACENT, LA POLARITE DE LA TENSION ENTRE LES DEUX BORNES DE TENSION CHANGE DE SENS. APPLICATION: ATTENUATEUR REGLABLE POUR RECEPTEURS RADIO OU TV.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7811229A NL7811229A (nl) | 1978-11-14 | 1978-11-14 | Verzwakkerinrichting bevattende een cascadeschakeling van een stappenverzwakker en een regelbare spannings- deler, alsmede een besturingsschakeling voor de rege- ling daarvan. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2441957A1 true FR2441957A1 (fr) | 1980-06-13 |
FR2441957B1 FR2441957B1 (fr) | 1983-07-08 |
Family
ID=19831890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7924241A Granted FR2441957A1 (fr) | 1978-11-14 | 1979-09-28 | Dispositif attenuateur comportant un montage en cascade d'un attenuateur pas a pas et un diviseur de tension reglable, ainsi qu'un circuit de commande pour le reglage de ce montage |
Country Status (16)
Country | Link |
---|---|
US (1) | US4280089A (fr) |
JP (2) | JPS5571312A (fr) |
AR (1) | AR223192A1 (fr) |
AT (1) | AT380134B (fr) |
AU (1) | AU5266179A (fr) |
BE (1) | BE879979A (fr) |
BR (1) | BR7907309A (fr) |
CA (1) | CA1154110A (fr) |
DE (1) | DE2945494A1 (fr) |
DK (1) | DK475479A (fr) |
ES (1) | ES485867A0 (fr) |
FR (1) | FR2441957A1 (fr) |
GB (1) | GB2039435B (fr) |
IT (1) | IT1119423B (fr) |
NL (1) | NL7811229A (fr) |
SE (1) | SE7909303L (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2540689A1 (fr) * | 1983-02-07 | 1984-08-10 | Tektronix Inc | Dispositif et procede de compensation d'un attenuateur a haute tension |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8100033A (nl) * | 1981-01-07 | 1982-08-02 | Philips Nv | Signaaloverdrachtsinrichting met een in stappen instelbare overdrachtskarakteristiek. |
JPS5879320A (ja) * | 1981-11-05 | 1983-05-13 | Arupain Kk | 電子ボリウム |
IT1215237B (it) * | 1985-02-20 | 1990-01-31 | Ates Componenti Elettron | Attenuatore a basso rumore ed elevata stabilita'termica,di tipo integrabile |
US4810949A (en) * | 1988-03-28 | 1989-03-07 | Motorola, Inc. | Digitally controlled monotonic attenuator |
JPH01305612A (ja) * | 1988-06-02 | 1989-12-08 | Toshiba Corp | 減衰器 |
US5079441A (en) * | 1988-12-19 | 1992-01-07 | Texas Instruments Incorporated | Integrated circuit having an internal reference circuit to supply internal logic circuits with a reduced voltage |
US5216355A (en) * | 1990-10-25 | 1993-06-01 | Pioneer Electronic Corporation | Electronic volume controller |
DE10007539A1 (de) * | 2000-02-18 | 2001-08-30 | Daimler Chrysler Ag | Steuerbarer Spannungsteiler |
DE60319160T2 (de) * | 2003-08-04 | 2009-02-05 | Indian Space Research Organisation | Steuerschaltung für hf-schaltungen auf diodenbasis |
US7706473B2 (en) * | 2006-03-24 | 2010-04-27 | Freescale Semiconductor, Inc. | Comparative signal strength detection |
JP5296798B2 (ja) | 2007-11-02 | 2013-09-25 | エスティー‐エリクソン、ソシエテ、アノニム | マッチした集積電子コンポーネント |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL300875A (fr) * | 1900-01-01 | |||
US3262049A (en) * | 1963-09-12 | 1966-07-19 | Hewlett Packard Co | Signal dividers |
DE1472085A1 (de) * | 1964-01-28 | 1969-10-02 | Ceskoslovenska Akademie Ved | Spannungsteiler,vorzugsweise zur Kompensation nichtlinear verlaufender Spannungen |
US3370181A (en) * | 1964-06-17 | 1968-02-20 | Massachusetts Inst Technology | High-speed transistorized switches providing multiple stable current levels for inertial instruments |
US3403324A (en) * | 1965-10-22 | 1968-09-24 | Frank R. Bradley | Voltage divider networks |
DE2343092C3 (de) * | 1973-08-25 | 1980-06-19 | Vereinigte Flugtechnische Werkefokker Gmbh, 2800 Bremen | Programmierbarer Funktionsgenerator |
US3977291A (en) * | 1974-08-13 | 1976-08-31 | C. G. Conn, Ltd. | Attenuator network for musical instrument keying system |
JPS5337351A (en) * | 1976-09-20 | 1978-04-06 | Hitachi Ltd | Adjuster such as sound volume and sound tone for audio equipment |
US4121183A (en) * | 1976-10-29 | 1978-10-17 | Tektronix, Inc. | Programmable attenuator apparatus employing active FET switching |
DE2758310A1 (de) * | 1977-12-27 | 1979-07-05 | Bosch Gmbh Robert | Elektronische schaltungsanordnung zur erzeugung einer wechselspannung |
-
1978
- 1978-11-14 NL NL7811229A patent/NL7811229A/nl not_active Application Discontinuation
-
1979
- 1979-09-28 FR FR7924241A patent/FR2441957A1/fr active Granted
- 1979-10-24 AR AR278605A patent/AR223192A1/es active
- 1979-10-26 US US06/088,734 patent/US4280089A/en not_active Expired - Lifetime
- 1979-11-08 CA CA000339440A patent/CA1154110A/fr not_active Expired
- 1979-11-09 AU AU52661/79A patent/AU5266179A/en not_active Abandoned
- 1979-11-09 GB GB7938977A patent/GB2039435B/en not_active Expired
- 1979-11-09 IT IT69196/79A patent/IT1119423B/it active
- 1979-11-09 DK DK475479A patent/DK475479A/da unknown
- 1979-11-10 DE DE19792945494 patent/DE2945494A1/de active Granted
- 1979-11-12 BR BR7907309A patent/BR7907309A/pt unknown
- 1979-11-12 SE SE7909303A patent/SE7909303L/xx unknown
- 1979-11-12 ES ES485867A patent/ES485867A0/es active Granted
- 1979-11-12 BE BE0/198078A patent/BE879979A/fr unknown
- 1979-11-13 AT AT0725779A patent/AT380134B/de not_active IP Right Cessation
- 1979-11-14 JP JP14663879A patent/JPS5571312A/ja active Pending
-
1988
- 1988-07-11 JP JP1988091042U patent/JPS6418829U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2540689A1 (fr) * | 1983-02-07 | 1984-08-10 | Tektronix Inc | Dispositif et procede de compensation d'un attenuateur a haute tension |
Also Published As
Publication number | Publication date |
---|---|
IT7969196A0 (it) | 1979-11-09 |
DE2945494A1 (de) | 1980-05-29 |
JPS6418829U (fr) | 1989-01-30 |
DE2945494C2 (fr) | 1991-06-27 |
DK475479A (da) | 1980-05-15 |
ATA725779A (de) | 1985-08-15 |
GB2039435A (en) | 1980-08-06 |
AT380134B (de) | 1986-04-10 |
US4280089A (en) | 1981-07-21 |
NL7811229A (nl) | 1980-05-19 |
ES8100576A1 (es) | 1980-11-01 |
IT1119423B (it) | 1986-03-10 |
JPS5571312A (en) | 1980-05-29 |
BR7907309A (pt) | 1980-07-22 |
AU5266179A (en) | 1980-05-22 |
BE879979A (fr) | 1980-05-12 |
FR2441957B1 (fr) | 1983-07-08 |
GB2039435B (en) | 1983-05-11 |
SE7909303L (sv) | 1980-05-15 |
ES485867A0 (es) | 1980-11-01 |
CA1154110A (fr) | 1983-09-20 |
AR223192A1 (es) | 1981-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
CD | Change of name or company name | ||
ST | Notification of lapse |