BE474981A - - Google Patents
Info
- Publication number
- BE474981A BE474981A BE474981DA BE474981A BE 474981 A BE474981 A BE 474981A BE 474981D A BE474981D A BE 474981DA BE 474981 A BE474981 A BE 474981A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US319830A US2273097A (en) | 1940-02-20 | 1940-02-20 | Frequency modulated wave receiver |
| US353322A US2296100A (en) | 1940-02-20 | 1940-08-20 | Frequency modulated wave receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE474981A true BE474981A (en) |
Family
ID=26982161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE474981D BE474981A (en) | 1940-02-20 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2296100A (en) |
| BE (1) | BE474981A (en) |
| FR (1) | FR950385A (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2462857A (en) * | 1942-05-19 | 1949-03-01 | Sperry Corp | Automatic tuning control system |
| US2474354A (en) * | 1942-05-19 | 1949-06-28 | Patelhold Patentverwertung | Automatic frequency control circuits |
| US2533496A (en) * | 1946-04-18 | 1950-12-12 | Motorola Inc | Low-level bridge discriminator |
| US2581194A (en) * | 1948-06-16 | 1952-01-01 | John M Lester | Radio tuning system |
| US2637808A (en) * | 1949-11-16 | 1953-05-05 | Stromberg Carison Company | Oscillator for am-fm receivers |
| US2650265A (en) * | 1949-11-30 | 1953-08-25 | Stromberg Carlson Co | Dual purpose carrier wave receiver |
| BE540597A (en) * | 1954-08-17 | |||
| US3155922A (en) * | 1961-11-21 | 1964-11-03 | Bell Telephone Labor Inc | Oscillator frequency control with switching |
| US5057494A (en) * | 1988-08-03 | 1991-10-15 | Ethicon, Inc. | Method for preventing tissue damage after an ischemic episode |
| DE4012265A1 (en) * | 1990-04-17 | 1991-10-24 | Toepholm & Westermann | CIRCUIT ARRANGEMENT FOR AN OUTPUT TANK CIRCUIT OF A TRANSMITTER END STAGE OPERATED WITH FREQUENCY REVERSING |
| US5872489A (en) * | 1997-04-28 | 1999-02-16 | Rockwell Science Center, Llc | Integrated tunable inductance network and method |
-
0
- BE BE474981D patent/BE474981A/xx unknown
-
1940
- 1940-08-20 US US353322A patent/US2296100A/en not_active Expired - Lifetime
-
1947
- 1947-07-28 FR FR950385D patent/FR950385A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2296100A (en) | 1942-09-15 |
| FR950385A (en) | 1949-09-26 |