FR1136389A - Détecteur de modulation angulaire - Google Patents
Détecteur de modulation angulaireInfo
- Publication number
- FR1136389A FR1136389A FR1136389DA FR1136389A FR 1136389 A FR1136389 A FR 1136389A FR 1136389D A FR1136389D A FR 1136389DA FR 1136389 A FR1136389 A FR 1136389A
- Authority
- FR
- France
- Prior art keywords
- modulation detector
- angular modulation
- angular
- detector
- modulation
- Prior art date
- 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
- 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
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
- H03D3/14—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of semiconductor devices having more than two electrodes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplitude Modulation (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US464731A US2878384A (en) | 1954-10-26 | 1954-10-26 | Angle modulation detector |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1136389A true FR1136389A (fr) | 1957-05-13 |
Family
ID=23845019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1136389D Expired FR1136389A (fr) | 1954-10-26 | 1955-09-19 | Détecteur de modulation angulaire |
Country Status (5)
Country | Link |
---|---|
US (1) | US2878384A (fr) |
BE (1) | BE542318A (fr) |
DE (1) | DE1011007B (fr) |
ES (1) | ES224333A1 (fr) |
FR (1) | FR1136389A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3569737A (en) * | 1968-07-17 | 1971-03-09 | Gen Electric | Frequency to dc converter |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126489A (en) * | 1964-03-24 | Pulse forming circuit utilizing transistor | ||
US3021431A (en) * | 1956-10-29 | 1962-02-13 | Sperry Rand Corp | Transistorized integrator circuit |
US3075150A (en) * | 1957-10-30 | 1963-01-22 | United Aircraft Corp | Transistor demodulator |
US2950399A (en) * | 1958-03-25 | 1960-08-23 | Gen Precision Inc | Computer function generator |
US3235811A (en) * | 1963-02-26 | 1966-02-15 | Hughes Aircraft Co | Transistor frequency discriminator circuits |
US3295060A (en) * | 1963-03-21 | 1966-12-27 | Motorola Inc | Peak-to-peak a. c. signal measuring system using two complementary transistors having capacitor output means and a common input to derive proportional positive and negative peak voltages |
GB1044067A (en) * | 1963-08-02 | 1966-09-28 | Rank Bush Murphy Ltd | Demodulator for frequency modulated signals |
US3292093A (en) * | 1965-10-12 | 1966-12-13 | Kenneth K Clarke | Demodulator for frequency modulated signal |
US3434075A (en) * | 1966-03-31 | 1969-03-18 | Us Navy | Phase-sensitive modulator and demodulator utilizing a single transformer |
JP4623008B2 (ja) * | 2004-08-20 | 2011-02-02 | 株式会社村田製作所 | Fm検波回路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE691560C (de) * | 1935-06-05 | 1940-05-30 | Rca Corp | Verfahren zum Empfang frequenz- oder phasenmodulierter Schwingungen |
CH206444A (de) * | 1939-03-16 | 1939-08-15 | Walter Wuetrich Vorm Wuetrich | Wasserdestillierapparat für elektrische Heizung. |
US2634369A (en) * | 1947-06-26 | 1953-04-07 | Standard Coil Prod Co Inc | Detector for frequency modulation receivers |
US2644084A (en) * | 1948-09-02 | 1953-06-30 | Gen Railway Signal Co | Discriminator improvement to reduce audio-frequency noise |
BE512181A (fr) * | 1951-09-18 | |||
BE523441A (fr) * | 1952-10-13 | |||
NL83838C (fr) * | 1952-12-01 | 1957-01-15 | ||
US2698392A (en) * | 1953-11-20 | 1954-12-28 | Herman Sidney | Phase sensitive rectifier-amplifier |
US2764687A (en) * | 1954-07-19 | 1956-09-25 | Hoffman Electronics Corp | Transistor automatic frequency control |
-
0
- BE BE542318D patent/BE542318A/xx unknown
-
1954
- 1954-10-26 US US464731A patent/US2878384A/en not_active Expired - Lifetime
-
1955
- 1955-09-19 FR FR1136389D patent/FR1136389A/fr not_active Expired
- 1955-10-06 ES ES0224333A patent/ES224333A1/es not_active Expired
- 1955-10-26 DE DER17661A patent/DE1011007B/de active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3569737A (en) * | 1968-07-17 | 1971-03-09 | Gen Electric | Frequency to dc converter |
Also Published As
Publication number | Publication date |
---|---|
ES224333A1 (es) | 1956-01-16 |
BE542318A (fr) | |
DE1011007B (de) | 1957-06-27 |
US2878384A (en) | 1959-03-17 |
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