FR2449999B1 - - Google Patents
Info
- Publication number
- FR2449999B1 FR2449999B1 FR7904656A FR7904656A FR2449999B1 FR 2449999 B1 FR2449999 B1 FR 2449999B1 FR 7904656 A FR7904656 A FR 7904656A FR 7904656 A FR7904656 A FR 7904656A FR 2449999 B1 FR2449999 B1 FR 2449999B1
- Authority
- FR
- France
- 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
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7904656A FR2449999A1 (fr) | 1979-02-23 | 1979-02-23 | Dispositif de transposition de la frequence et de commande du niveau d'un signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7904656A FR2449999A1 (fr) | 1979-02-23 | 1979-02-23 | Dispositif de transposition de la frequence et de commande du niveau d'un signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2449999A1 FR2449999A1 (fr) | 1980-09-19 |
| FR2449999B1 true FR2449999B1 (es) | 1982-05-21 |
Family
ID=9222370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7904656A Granted FR2449999A1 (fr) | 1979-02-23 | 1979-02-23 | Dispositif de transposition de la frequence et de commande du niveau d'un signal |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2449999A1 (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3721144B2 (ja) * | 2001-05-11 | 2005-11-30 | 株式会社東芝 | 周波数変換器、直交復調器及び直交変調器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2144935A (en) * | 1935-09-28 | 1939-01-24 | Rca Corp | Automatic volume control circuits |
| DE1918510A1 (de) * | 1968-04-13 | 1969-10-30 | Polska Akademia Nauk Zaklad | Verfahren zur automatischen Kompensation von Veraenderungen des Signalniveaus in Mikrowellenschaltungsanordnungen,welche einen Traegerwellengenerator und Mikrowellensignaldetektor enthalten,nebst Anordnung zur Durchfuehrung des Verfahrens |
| SE370300B (es) * | 1969-12-16 | 1974-10-07 | Western Electric Co | |
| FR2221859A1 (en) * | 1973-03-14 | 1974-10-11 | Adret Electronique | HF modulation and modulation control cct. - has reference level compared with output feeding back to two frequency multipliers |
-
1979
- 1979-02-23 FR FR7904656A patent/FR2449999A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2449999A1 (fr) | 1980-09-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |