BE690352A - - Google Patents
Info
- Publication number
- BE690352A BE690352A BE690352DA BE690352A BE 690352 A BE690352 A BE 690352A BE 690352D A BE690352D A BE 690352DA BE 690352 A BE690352 A BE 690352A
- Authority
- BE
- Belgium
Links
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
-
- 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
-
- 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
-
- 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
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
-
- 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
-
- 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
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51022665A | 1965-11-29 | 1965-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE690352A true BE690352A (de) | 1967-05-02 |
Family
ID=24029879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE690352D BE690352A (de) | 1965-11-29 | 1966-11-28 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3430154A (de) |
| BE (1) | BE690352A (de) |
| DE (1) | DE1487395A1 (de) |
| FR (1) | FR1502353A (de) |
| GB (1) | GB1171645A (de) |
| NL (1) | NL6616715A (de) |
| SE (1) | SE345049B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3579133A (en) * | 1969-01-29 | 1971-05-18 | Rca Corp | Signal translating stage |
| US3573497A (en) * | 1969-10-09 | 1971-04-06 | Motorola Inc | Biasing circuit |
| JPS5060941U (de) * | 1973-10-02 | 1975-06-05 | ||
| US4257009A (en) * | 1979-05-23 | 1981-03-17 | Rca Corporation | Inhibit circuit for a differential amplifier |
| US6741131B2 (en) | 2002-09-23 | 2004-05-25 | Telefonaktiebolaget Lm Ericsson (Publ) | DC-compensation loop for variable gain amplifier |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB915404A (en) * | 1961-01-13 | 1963-01-09 | Marconi Wireless Telegraph Co | Improvements in or relating to variable gain circuit arrangements |
| NL291586A (de) * | 1962-04-20 |
-
1965
- 1965-11-29 US US510226A patent/US3430154A/en not_active Expired - Lifetime
-
1966
- 1966-11-17 GB GB51635/66A patent/GB1171645A/en not_active Expired
- 1966-11-24 DE DE19661487395 patent/DE1487395A1/de not_active Withdrawn
- 1966-11-28 NL NL6616715A patent/NL6616715A/xx unknown
- 1966-11-28 SE SE16250/66A patent/SE345049B/xx unknown
- 1966-11-28 BE BE690352D patent/BE690352A/xx unknown
- 1966-11-28 FR FR85207A patent/FR1502353A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1502353A (fr) | 1967-11-18 |
| US3430154A (en) | 1969-02-25 |
| DE1487395B2 (de) | 1970-12-03 |
| GB1171645A (en) | 1969-11-26 |
| NL6616715A (de) | 1967-05-30 |
| SE345049B (de) | 1972-05-08 |
| DE1487395A1 (de) | 1969-07-03 |