BE469561A - - Google Patents
Info
- Publication number
- BE469561A BE469561A BE469561DA BE469561A BE 469561 A BE469561 A BE 469561A BE 469561D A BE469561D A BE 469561DA BE 469561 A BE469561 A BE 469561A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Fluid Pressure (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US441895A US2343263A (en) | 1942-05-06 | 1942-05-06 | Carrier-signal frequency detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE469561A true BE469561A (fr) |
Family
ID=23754721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE469561D BE469561A (fr) | 1942-05-06 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2343263A (fr) |
| BE (1) | BE469561A (fr) |
| DE (1) | DE843559C (fr) |
| FR (1) | FR937602A (fr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE469203A (fr) * | 1945-09-20 | |||
| NL68909C (fr) * | 1945-09-21 | |||
| FR959556A (fr) * | 1947-01-14 | 1950-03-31 | ||
| FR960109A (fr) * | 1947-01-24 | 1950-04-13 | ||
| BE484647A (fr) * | 1947-09-03 | |||
| US2568137A (en) * | 1948-02-12 | 1951-09-18 | Zenith Radio Corp | Demodulator |
| US2511143A (en) * | 1948-02-12 | 1950-06-13 | Zenith Radio Corp | Electron discharge device |
| NL158843B (nl) * | 1951-01-27 | Takasago Perfumery Co Ltd | Werkwijze ter bereiding van een parfumsamenstelling, alsmede geparfumeerde voorwerpen. | |
| DE969436C (de) * | 1951-04-26 | 1958-06-04 | Lorenz C Ag | Anordnung zur Demodulation frequenz- oder phasenmodulierter Schwingungen |
| US2773182A (en) * | 1951-07-19 | 1956-12-04 | Hartford Nat Bank & Trust Co | Circuit-arrangement for silent tuning in a frequency-modulation receiver |
| US2835803A (en) * | 1953-10-12 | 1958-05-20 | Esther Marion Armstrong | Linear detector for subcarrier frequency modulated waves |
| DE977298C (de) * | 1955-02-09 | 1965-10-28 | Koerting Radio Werke G M B H | Demodulator fuer frequenzmodulierte elektrische Schwingungen |
| US3115606A (en) * | 1956-11-06 | 1963-12-24 | Motorola Inc | Gain control of limiter stage of a quadrature grid detector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2087429A (en) * | 1935-06-06 | 1937-07-20 | Rca Corp | Phase and frequency modulation wave receiving system |
-
0
- BE BE469561D patent/BE469561A/xx unknown
-
1942
- 1942-05-06 US US441895A patent/US2343263A/en not_active Expired - Lifetime
-
1946
- 1946-12-10 FR FR937602D patent/FR937602A/fr not_active Expired
-
1950
- 1950-09-23 DE DEH5507A patent/DE843559C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR937602A (fr) | 1948-08-23 |
| US2343263A (en) | 1944-03-07 |
| DE843559C (de) | 1952-07-10 |