CH266789A - Mischdetektorschaltung zum Detektieren frequenzmodulierter Schwingungen. - Google Patents
Mischdetektorschaltung zum Detektieren frequenzmodulierter Schwingungen.Info
- Publication number
- CH266789A CH266789A CH266789DA CH266789A CH 266789 A CH266789 A CH 266789A CH 266789D A CH266789D A CH 266789DA CH 266789 A CH266789 A CH 266789A
- Authority
- CH
- Switzerland
- Prior art keywords
- detector circuit
- detecting frequency
- mixing detector
- modulated vibrations
- vibrations
- Prior art date
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)
- Amplitude Modulation (AREA)
- X-Ray Techniques (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL266789X | 1947-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH266789A true CH266789A (de) | 1950-02-15 |
Family
ID=19781767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH266789D CH266789A (de) | 1947-01-14 | 1948-01-12 | Mischdetektorschaltung zum Detektieren frequenzmodulierter Schwingungen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US2531866A (de) |
BE (1) | BE479537A (de) |
CH (1) | CH266789A (de) |
DE (1) | DE832306C (de) |
FR (1) | FR959556A (de) |
GB (1) | GB643290A (de) |
NL (1) | NL66481C (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE969436C (de) * | 1951-04-26 | 1958-06-04 | Lorenz C Ag | Anordnung zur Demodulation frequenz- oder phasenmodulierter Schwingungen |
US2844720A (en) * | 1954-12-06 | 1958-07-22 | Radio Frequency Lab Inc | Frequency shift discriminator |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2296090A (en) * | 1942-09-15 | Frequency modulation receiver | ||
US2087429A (en) * | 1935-06-06 | 1937-07-20 | Rca Corp | Phase and frequency modulation wave receiving system |
US2239757A (en) * | 1940-01-02 | 1941-04-29 | Rca Corp | Signal detecting system |
US2263615A (en) * | 1940-04-06 | 1941-11-25 | Rca Corp | Frequency modulation detector |
US2284444A (en) * | 1940-08-27 | 1942-05-26 | Bell Telephone Labor Inc | Demodulation circuit |
US2273771A (en) * | 1941-04-10 | 1942-02-17 | Rca Corp | Frequency modulated carrier detector |
BE476627A (de) * | 1941-12-19 | |||
BE469561A (de) * | 1942-05-06 |
-
0
- NL NL66481D patent/NL66481C/xx active
- BE BE479537D patent/BE479537A/xx unknown
- FR FR959556D patent/FR959556A/fr not_active Expired
-
1948
- 1948-01-06 US US732A patent/US2531866A/en not_active Expired - Lifetime
- 1948-01-10 GB GB822/48A patent/GB643290A/en not_active Expired
- 1948-01-12 CH CH266789D patent/CH266789A/de unknown
- 1948-11-05 DE DEP20754A patent/DE832306C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL66481C (de) | |
DE832306C (de) | 1952-02-21 |
GB643290A (en) | 1950-09-15 |
BE479537A (de) | |
FR959556A (de) | 1950-03-31 |
US2531866A (en) | 1950-11-28 |
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