DK134959C - - Google Patents
Info
- Publication number
- DK134959C DK134959C DK397473A DK397473A DK134959C DK 134959 C DK134959 C DK 134959C DK 397473 A DK397473 A DK 397473A DK 397473 A DK397473 A DK 397473A DK 134959 C DK134959 C DK 134959C
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/06—Demodulator circuits; Receiver circuits
- H04L27/066—Carrier recovery circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Networks Using Active Elements (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7226068A FR2193287B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-07-19 | 1972-07-19 | |
| FR7232621A FR2199228B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-09-14 | 1972-09-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK134959B DK134959B (da) | 1977-02-14 |
| DK134959C true DK134959C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-07-25 |
Family
ID=26217222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK397473AA DK134959B (da) | 1972-07-19 | 1973-07-18 | Kobling til synkron demodulering af bipolære signaler. |
Country Status (11)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2419614A1 (fr) * | 1978-03-10 | 1979-10-05 | Cit Alcatel | Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude |
| US4339823A (en) * | 1980-08-15 | 1982-07-13 | Motorola, Inc. | Phase corrected clock signal recovery circuit |
| NL8105465A (nl) * | 1981-12-04 | 1983-07-01 | Philips Nv | Synchrone demodulatieschakeling voor een, door een videosignaal in amplitude gemoduleerde draaggolf. |
| IT1212796B (it) * | 1983-12-12 | 1989-11-30 | Ates Componenti Elettron | Sincronizzatore di fase di tipo digitale per segnali isofrequenziali, particolarmente per demodulatore di segnali. |
| 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 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3109143A (en) * | 1960-04-01 | 1963-10-29 | Hughes Aircraft Co | Synchronous demodulator for radiotelegraph signals with phase lock for local oscillator during both mark and space |
| US3311833A (en) * | 1963-04-11 | 1967-03-28 | Wilcox Electric Company Inc | Method and apparatus for increasing the readability of amplitude modulated waves |
| GB1076686A (en) * | 1964-10-16 | 1967-07-19 | Ibm | Improvements in or relating to data transmission systems |
| US3462687A (en) * | 1965-05-28 | 1969-08-19 | Bell Telephone Labor Inc | Automatic phase control for a multilevel coded vestigial sideband data system |
| NL157472B (nl) * | 1968-10-02 | 1978-07-17 | Philips Nv | Ontvanger voor de ontvangst van in een voorgeschreven overdrachtsband gelegen informatiepulssignalen. |
| US3581207A (en) * | 1969-08-06 | 1971-05-25 | Robert W Chang | Joint setting of demodulating carrier phase, sampling time and equalizer gain parameters in synchronous data transmission systems |
| NL166592C (nl) * | 1970-07-25 | 1981-08-17 | Philips Nv | Transmissiestelsel voor informatie-overdracht bij zeer lage signaal-ruisverhoudingen. |
| US3772598A (en) * | 1971-12-07 | 1973-11-13 | Philips Corp | Transmission system for the transmission of pulses |
-
1973
- 1973-07-16 LU LU68026A patent/LU68026A1/xx unknown
- 1973-07-17 IE IE1207/73A patent/IE38040B1/xx unknown
- 1973-07-17 NO NO2907/73A patent/NO143414C/no unknown
- 1973-07-17 FI FI2261/73A patent/FI57198C/fi active
- 1973-07-17 DE DE19732336355 patent/DE2336355A1/de active Pending
- 1973-07-18 CA CA176,751A patent/CA1023013A/en not_active Expired
- 1973-07-18 DK DK397473AA patent/DK134959B/da unknown
- 1973-07-18 GB GB3431873A patent/GB1421974A/en not_active Expired
- 1973-07-19 IT IT26761/73A patent/IT992652B/it active
- 1973-07-19 NL NL7310091A patent/NL7310091A/xx not_active Application Discontinuation
- 1973-07-19 US US380557A patent/US3891927A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1421974A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-01-21 |
| CA1023013A (en) | 1977-12-20 |
| FI57198C (fi) | 1980-06-10 |
| NO143414B (no) | 1980-10-27 |
| LU68026A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-01-21 |
| IT992652B (it) | 1975-09-30 |
| US3891927A (en) | 1975-06-24 |
| FI57198B (fi) | 1980-02-29 |
| IE38040B1 (en) | 1977-12-07 |
| IE38040L (en) | 1974-01-19 |
| DK134959B (da) | 1977-02-14 |
| NL7310091A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-01-22 |
| NO143414C (no) | 1981-02-04 |
| DE2336355A1 (de) | 1974-02-07 |