JPS575365B2 - - Google Patents
Info
- Publication number
- JPS575365B2 JPS575365B2 JP13824276A JP13824276A JPS575365B2 JP S575365 B2 JPS575365 B2 JP S575365B2 JP 13824276 A JP13824276 A JP 13824276A JP 13824276 A JP13824276 A JP 13824276A JP S575365 B2 JPS575365 B2 JP S575365B2
- Authority
- JP
- Japan
- 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
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/637,910 US4017804A (en) | 1975-12-05 | 1975-12-05 | Broad band variable gain amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5269258A JPS5269258A (en) | 1977-06-08 |
| JPS575365B2 true JPS575365B2 (enExample) | 1982-01-30 |
Family
ID=24557857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51138242A Granted JPS5269258A (en) | 1975-12-05 | 1976-11-17 | Variable gain amplifier |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4017804A (enExample) |
| JP (1) | JPS5269258A (enExample) |
| DE (1) | DE2648080C3 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3329663A1 (de) * | 1983-08-17 | 1985-03-07 | Telefunken electronic GmbH, 7100 Heilbronn | Mehrstufiges signaluebertragungssystem |
| JPH0626291B2 (ja) * | 1985-03-15 | 1994-04-06 | 株式会社東芝 | 利得制御装置 |
| DE3811947A1 (de) * | 1988-04-11 | 1989-10-19 | Telefunken Electronic Gmbh | Steuerbare verstaerkerschaltung |
| FR2765750A1 (fr) * | 1997-07-02 | 1999-01-08 | Trt Lucent Technologies | Dispositif de reception pour signaux hyperfrequence |
| US5999053A (en) * | 1998-07-02 | 1999-12-07 | Philips Electronics North America Corporation | Current steering variable gain amplifier with linearizer |
| US6028478A (en) * | 1998-07-13 | 2000-02-22 | Philips Electronics North America Corporation | Converter circuit and variable gain amplifier with temperature compensation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3891937A (en) * | 1972-12-21 | 1975-06-24 | Philips Corp | Circuit arrangement for electronic gain/control, in particular electronic volume control circuit |
-
1975
- 1975-12-05 US US05/637,910 patent/US4017804A/en not_active Expired - Lifetime
-
1976
- 1976-10-23 DE DE2648080A patent/DE2648080C3/de not_active Expired
- 1976-11-17 JP JP51138242A patent/JPS5269258A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2648080A1 (de) | 1977-06-08 |
| DE2648080C3 (de) | 1980-04-30 |
| US4017804A (en) | 1977-04-12 |
| DE2648080B2 (de) | 1979-08-23 |
| JPS5269258A (en) | 1977-06-08 |