BE676841A - - Google Patents
Info
- Publication number
- BE676841A BE676841A BE676841DA BE676841A BE 676841 A BE676841 A BE 676841A BE 676841D A BE676841D A BE 676841DA BE 676841 A BE676841 A BE 676841A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US434595A US3387220A (en) | 1965-02-23 | 1965-02-23 | Apparatus and method for synchronously demodulating frequency modulated differentially coherent duobinary signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE676841A true BE676841A (en:Method) | 1966-08-22 |
Family
ID=23724865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE676841D BE676841A (en:Method) | 1965-02-23 | 1966-02-22 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3387220A (en:Method) |
| BE (1) | BE676841A (en:Method) |
| CH (1) | CH464284A (en:Method) |
| DE (1) | DE1298120B (en:Method) |
| GB (1) | GB1091688A (en:Method) |
| NL (1) | NL6602372A (en:Method) |
| SE (1) | SE317112B (en:Method) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3656064A (en) * | 1969-09-17 | 1972-04-11 | Sanders Associates Inc | Data demodulator employing comparison |
| BE795892A (fr) * | 1972-02-28 | 1973-06-18 | Radio Diffusion Tv Francaise | Dispositif de conversion d'ondes modulees en frequence en ondes modulees en amplitude |
| JPS5222867A (en) * | 1975-08-15 | 1977-02-21 | Victor Co Of Japan Ltd | Demodulation system for angle modulated wave signal |
| JPS5233460A (en) * | 1975-09-10 | 1977-03-14 | Sony Corp | Fm demodulator |
| DE2901670C2 (de) * | 1979-01-17 | 1981-02-19 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Nachrichtenübertragungssystem für elektromagnetische Wellen |
| NL7903103A (nl) * | 1979-04-20 | 1980-10-22 | Philips Nv | Transmissiestelsel voor de overdracht van tweewaardige datasymbolen. |
| US4388595A (en) * | 1981-03-26 | 1983-06-14 | Bell Telephone Laboratories, Incorporated | Apparatus and method for removing bias distortion from a product demodulator |
| FR2508739B1 (fr) * | 1981-06-24 | 1986-01-03 | Labo Electronique Physique | Circuit numerique de demodulation d'un signal module en frequence, application de ce circuit a la realisation d'un etage de demodulation du signal de chrominance d'un recepteur de television, et recepteur de television equipe d'un tel etage |
| US4495528A (en) * | 1981-07-10 | 1985-01-22 | Victor Company Of Japan, Ltd. | Magnetic reproducing system for a digital signal |
| US4989220A (en) * | 1989-02-28 | 1991-01-29 | First Pacific Networks | Method and apparatus for demodulating a class of M-ary phase shift keyed (PSK) signals |
| US5040192A (en) * | 1990-02-06 | 1991-08-13 | Hayes Microcomputer Products, Inc. | Method and apparatus for optimally autocorrelating an FSK signal |
| US6741636B1 (en) | 2000-06-27 | 2004-05-25 | Lockheed Martin Corporation | System and method for converting data into a noise-like waveform |
| US7068739B1 (en) * | 2002-03-29 | 2006-06-27 | Cypress Semiconductor Corp. | Method and system for providing a binary demodulator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2580148A (en) * | 1947-12-09 | 1951-12-25 | Collins Radio Co | Antinoise carrier receiving system |
| US3022461A (en) * | 1959-07-20 | 1962-02-20 | Ampex | Frequency and/or phase demodulator |
| GB1054056A (en:Method) * | 1962-10-22 | |||
| NL293498A (en:Method) * | 1962-12-19 |
-
1965
- 1965-02-23 US US434595A patent/US3387220A/en not_active Expired - Lifetime
-
1966
- 1966-02-17 DE DEA51602A patent/DE1298120B/de active Pending
- 1966-02-18 GB GB7178/66A patent/GB1091688A/en not_active Expired
- 1966-02-18 CH CH236566A patent/CH464284A/de unknown
- 1966-02-22 BE BE676841D patent/BE676841A/xx unknown
- 1966-02-22 SE SE2249/66A patent/SE317112B/xx unknown
- 1966-02-23 NL NL6602372A patent/NL6602372A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH464284A (de) | 1968-10-31 |
| DE1298120B (de) | 1969-06-26 |
| NL6602372A (en:Method) | 1966-08-24 |
| GB1091688A (en) | 1967-11-22 |
| US3387220A (en) | 1968-06-04 |
| SE317112B (en:Method) | 1969-11-10 |