ATE7190T1 - Verfahren zur demodulation eines frequenzmodulierten signals und demodulator zur durchfuehrung des verfahrens. - Google Patents
Verfahren zur demodulation eines frequenzmodulierten signals und demodulator zur durchfuehrung des verfahrens.Info
- Publication number
- ATE7190T1 ATE7190T1 AT81401207T AT81401207T ATE7190T1 AT E7190 T1 ATE7190 T1 AT E7190T1 AT 81401207 T AT81401207 T AT 81401207T AT 81401207 T AT81401207 T AT 81401207T AT E7190 T1 ATE7190 T1 AT E7190T1
- Authority
- AT
- Austria
- Prior art keywords
- signal
- demodulator
- demodulating
- carrying
- modulated signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
- H04N11/18—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous and sequential signals, e.g. SECAM-system
- H04N11/186—Decoding means therefor
-
- 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
- H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/005—Analog to digital conversion
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/006—Signal sampling
- H03D2200/0062—Computation of input samples, e.g. successive samples
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Processing Of Color Television Signals (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8017840A FR2488755A2 (fr) | 1980-08-13 | 1980-08-13 | Procede de demodulation d'un signal module en frequence et demodulateurs mettant en oeuvre ce procede |
EP81401207A EP0046103B1 (de) | 1980-08-13 | 1981-07-28 | Verfahren zur Demodulation eines frequenzmodulierten Signals und Demodulator zur Durchführung des Verfahrens |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE7190T1 true ATE7190T1 (de) | 1984-05-15 |
Family
ID=9245160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT81401207T ATE7190T1 (de) | 1980-08-13 | 1981-07-28 | Verfahren zur demodulation eines frequenzmodulierten signals und demodulator zur durchfuehrung des verfahrens. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4455533A (de) |
EP (1) | EP0046103B1 (de) |
JP (1) | JPS5754488A (de) |
AT (1) | ATE7190T1 (de) |
DE (1) | DE3163209D1 (de) |
FR (1) | FR2488755A2 (de) |
SU (1) | SU1281185A3 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3212054A1 (de) * | 1982-04-01 | 1983-10-06 | Blaupunkt Werke Gmbh | Digitaler demodulator |
FR2535462A1 (fr) * | 1982-10-29 | 1984-05-04 | Labo Electronique Physique | Circuit numerique de mesure de la frequence instantanee d'un signal module ou non en frequence, ainsi que recepteur de television ou de radio equipe d'un tel circuit |
DE3275448D1 (en) * | 1982-11-26 | 1987-03-19 | Itt Ind Gmbh Deutsche | Digital fm demodulation circuit |
US4547737A (en) * | 1983-07-29 | 1985-10-15 | Rca Corporation | Demodulator of sampled data FM signals from sets of four successive samples |
FR2591048B1 (fr) * | 1985-11-29 | 1988-01-15 | Trt Telecom Radio Electr | Discriminateur numerique de frequence, et application a un signal composite vor |
FR2595895B1 (fr) * | 1986-03-13 | 1988-05-13 | France Etat | Double demodulateur numerique |
JPS6448504A (en) * | 1987-08-18 | 1989-02-23 | Mitsubishi Electric Corp | Fm demodulator |
US4910469A (en) * | 1989-05-02 | 1990-03-20 | Rca Licensing Corporation | Demodulator for sampled data FM signals |
GB9319728D0 (en) * | 1993-09-24 | 1993-11-10 | Snell & Wilcox Ltd | Video signal processing |
US6031418A (en) * | 1998-11-19 | 2000-02-29 | Lockheed Martin Corporation | Method and apparatus for demodulating digital frequency modulation (FM) signals |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR29376E (fr) * | 1923-12-13 | 1925-07-25 | Nouveau tissu et son procédé de fabrication | |
US4090145A (en) * | 1969-03-24 | 1978-05-16 | Webb Joseph A | Digital quadrature demodulator |
JPS4840649B1 (de) * | 1969-09-12 | 1973-12-01 | ||
US3956623A (en) * | 1974-10-21 | 1976-05-11 | Gte Automatic Electric Laboratories Incorporated | Digital phase detector |
DE2833335A1 (de) * | 1978-07-29 | 1980-03-06 | Licentia Gmbh | Digitaler frequenzdiskriminator |
FR2469824A1 (fr) * | 1979-11-14 | 1981-05-22 | Thomson Csf | Procede de demodulation d'un signal module en frequence et demodulateurs mettant en oeuvre ce procede |
-
1980
- 1980-08-13 FR FR8017840A patent/FR2488755A2/fr active Granted
-
1981
- 1981-07-28 DE DE8181401207T patent/DE3163209D1/de not_active Expired
- 1981-07-28 EP EP81401207A patent/EP0046103B1/de not_active Expired
- 1981-07-28 AT AT81401207T patent/ATE7190T1/de active
- 1981-08-07 US US06/290,960 patent/US4455533A/en not_active Expired - Fee Related
- 1981-08-12 SU SU813322052A patent/SU1281185A3/ru active
- 1981-08-13 JP JP56126030A patent/JPS5754488A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5754488A (de) | 1982-03-31 |
SU1281185A3 (ru) | 1986-12-30 |
US4455533A (en) | 1984-06-19 |
EP0046103B1 (de) | 1984-04-18 |
FR2488755A2 (fr) | 1982-02-19 |
FR2488755B2 (de) | 1982-10-01 |
EP0046103A1 (de) | 1982-02-17 |
DE3163209D1 (en) | 1984-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
UEP | Publication of translation of european patent specification |