JPS5253643U - - Google Patents
Info
- Publication number
- JPS5253643U JPS5253643U JP1975140493U JP14049375U JPS5253643U JP S5253643 U JPS5253643 U JP S5253643U JP 1975140493 U JP1975140493 U JP 1975140493U JP 14049375 U JP14049375 U JP 14049375U JP S5253643 U JPS5253643 U JP S5253643U
- 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.)
- Granted
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
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
- H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Control Of Amplification And Gain Control (AREA)
- Filters And Equalizers (AREA)
- Networks Using Active Elements (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975140493U JPS5610015Y2 (https=) | 1975-10-15 | 1975-10-15 | |
| US05/731,429 US4077014A (en) | 1975-10-15 | 1976-10-12 | Automatic gain control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975140493U JPS5610015Y2 (https=) | 1975-10-15 | 1975-10-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5253643U true JPS5253643U (https=) | 1977-04-18 |
| JPS5610015Y2 JPS5610015Y2 (https=) | 1981-03-05 |
Family
ID=15269893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1975140493U Expired JPS5610015Y2 (https=) | 1975-10-15 | 1975-10-15 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4077014A (https=) |
| JP (1) | JPS5610015Y2 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2808745C2 (de) * | 1978-03-01 | 1983-10-06 | Vereinigte Glaswerke Gmbh, 5100 Aachen | Aktive Scheibenantenne für Kraftfahrzeuge mit einer breitbandigen HF-Verstärkerschaltung |
| DE2950584C2 (de) * | 1979-12-15 | 1984-07-12 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung mit steuerbarem Widerstand |
| GB2117583B (en) * | 1982-03-31 | 1986-01-29 | Ferranti Plc | Gain control circuit |
| GB8518355D0 (en) * | 1985-07-20 | 1985-08-29 | British Aerospace | Gain control of circuit component |
| US6123261A (en) * | 1997-05-05 | 2000-09-26 | Roustaei; Alexander R. | Optical scanner and image reader for reading images and decoding optical information including one and two dimensional symbologies at variable depth of field |
| US6580321B1 (en) | 2001-08-24 | 2003-06-17 | Anadigics, Inc. | Active clamping circuit for power amplifiers |
| US6762647B1 (en) * | 2002-08-09 | 2004-07-13 | Triquint Semiconductor, Inc. | Active protection circuit for load mismatched power amplifier |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3480873A (en) * | 1967-12-11 | 1969-11-25 | Rca Corp | Gain control biasing circuits for field-effect transistors |
| US3668542A (en) * | 1970-02-03 | 1972-06-06 | Collins Radio Co | Audio compression circuit |
-
1975
- 1975-10-15 JP JP1975140493U patent/JPS5610015Y2/ja not_active Expired
-
1976
- 1976-10-12 US US05/731,429 patent/US4077014A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5610015Y2 (https=) | 1981-03-05 |
| US4077014A (en) | 1978-02-28 |