CA1035018A - Amplifier with signal level control - Google Patents
Amplifier with signal level controlInfo
- Publication number
- CA1035018A CA1035018A CA238,478A CA238478A CA1035018A CA 1035018 A CA1035018 A CA 1035018A CA 238478 A CA238478 A CA 238478A CA 1035018 A CA1035018 A CA 1035018A
- Authority
- CA
- Canada
- Prior art keywords
- amplifier
- signal level
- level control
- control
- signal
- 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.)
- Expired
Links
Classifications
-
- 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
-
- 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
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7414217A NL7414217A (nl) | 1974-10-31 | 1974-10-31 | Versterker met signaalniveauregeling. |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1035018A true CA1035018A (en) | 1978-07-18 |
Family
ID=19822367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA238,478A Expired CA1035018A (en) | 1974-10-31 | 1975-10-28 | Amplifier with signal level control |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS5754002B2 (pt) |
AR (1) | AR209120A1 (pt) |
AU (1) | AU500832B2 (pt) |
BE (1) | BE835009A (pt) |
BR (1) | BR7507059A (pt) |
CA (1) | CA1035018A (pt) |
DE (1) | DE2546844C2 (pt) |
DK (1) | DK484475A (pt) |
FR (1) | FR2290087A1 (pt) |
GB (1) | GB1485092A (pt) |
IT (1) | IT1047244B (pt) |
NL (1) | NL7414217A (pt) |
SE (1) | SE416095B (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2707870C2 (de) * | 1977-02-24 | 1983-04-28 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Verstärkungssteuerung |
US4317082A (en) * | 1978-11-06 | 1982-02-23 | National Semiconductor Corporation | Current mirror circuit |
DE3329665A1 (de) * | 1983-08-17 | 1985-03-07 | Telefunken electronic GmbH, 7100 Heilbronn | Schaltungsanordnung zur verstaerkung elektrischer signale |
DE3329663A1 (de) * | 1983-08-17 | 1985-03-07 | Telefunken electronic GmbH, 7100 Heilbronn | Mehrstufiges signaluebertragungssystem |
FR2571564A1 (fr) * | 1984-10-09 | 1986-04-11 | Labo Cent Telecommunicat | Circuit integre delivrant un courant de sortie dont la variation est l'inverse de celle du courant d'entree, applicable notamment dans le domaine de la telephonie |
US7259629B2 (en) * | 2002-08-12 | 2007-08-21 | Nxp, B.V. | Variable gain amplifier with improved control characteristics linearity |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1274672A (en) * | 1968-09-27 | 1972-05-17 | Rca Corp | Operational amplifier |
DE2308835C3 (de) * | 1972-03-02 | 1986-03-27 | Sony Corp., Tokio/Tokyo | Regelbarer Verstärker für elektrische Signale |
-
1974
- 1974-10-31 NL NL7414217A patent/NL7414217A/xx not_active Application Discontinuation
-
1975
- 1975-10-18 DE DE2546844A patent/DE2546844C2/de not_active Expired
- 1975-10-23 AU AU85943/75A patent/AU500832B2/en not_active Expired
- 1975-10-28 GB GB44360/75A patent/GB1485092A/en not_active Expired
- 1975-10-28 IT IT69665/75A patent/IT1047244B/it active
- 1975-10-28 JP JP50128993A patent/JPS5754002B2/ja not_active Expired
- 1975-10-28 CA CA238,478A patent/CA1035018A/en not_active Expired
- 1975-10-28 DK DK484475A patent/DK484475A/da unknown
- 1975-10-28 SE SE7512014A patent/SE416095B/xx unknown
- 1975-10-29 AR AR260999D patent/AR209120A1/es active
- 1975-10-29 BR BR7507059*A patent/BR7507059A/pt unknown
- 1975-10-29 BE BE161374A patent/BE835009A/xx not_active IP Right Cessation
- 1975-10-30 FR FR7533155A patent/FR2290087A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
BR7507059A (pt) | 1976-08-03 |
GB1485092A (en) | 1977-09-08 |
JPS5754002B2 (pt) | 1982-11-16 |
JPS5168156A (pt) | 1976-06-12 |
FR2290087A1 (fr) | 1976-05-28 |
BE835009A (fr) | 1976-04-29 |
AU500832B2 (en) | 1979-05-31 |
DE2546844A1 (de) | 1976-05-06 |
IT1047244B (it) | 1980-09-10 |
SE416095B (sv) | 1980-11-24 |
DK484475A (da) | 1976-05-01 |
FR2290087B1 (pt) | 1980-07-18 |
AR209120A1 (es) | 1977-03-31 |
DE2546844C2 (de) | 1981-09-24 |
NL7414217A (nl) | 1976-05-04 |
AU8594375A (en) | 1977-04-28 |
SE7512014L (sv) | 1976-05-03 |
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