BE878213A - Procede de regeneration de l'onde porteuse de modulation d'un signal module comportant des raies symetriques par rapport a cette porteuse et dispositif de mise en oeuvre - Google Patents
Procede de regeneration de l'onde porteuse de modulation d'un signal module comportant des raies symetriques par rapport a cette porteuse et dispositif de mise en oeuvreInfo
- Publication number
- BE878213A BE878213A BE1/9488A BE1009488A BE878213A BE 878213 A BE878213 A BE 878213A BE 1/9488 A BE1/9488 A BE 1/9488A BE 1009488 A BE1009488 A BE 1009488A BE 878213 A BE878213 A BE 878213A
- Authority
- BE
- Belgium
- Prior art keywords
- carrier
- regeneration
- respect
- modulated signal
- implementing device
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 230000008929 regeneration Effects 0.000 title 1
- 238000011069 regeneration method Methods 0.000 title 1
Classifications
-
- 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
- H03D1/24—Homodyne or synchrodyne circuits for demodulation of signals wherein one sideband or the carrier has been wholly or partially suppressed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
- H04B1/302—Circuits for homodyne or synchrodyne receivers for single sideband receivers
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)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7824994A FR2437733A1 (fr) | 1978-08-30 | 1978-08-30 | Procede de regeneration de l'onde porteuse de modulation d'un signal module comportant des raies symetriques par rapport a cette porteuse et dispositif de mise en oeuvre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE878213A true BE878213A (fr) | 1980-02-13 |
Family
ID=9212191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE1/9488A BE878213A (fr) | 1978-08-30 | 1979-08-13 | Procede de regeneration de l'onde porteuse de modulation d'un signal module comportant des raies symetriques par rapport a cette porteuse et dispositif de mise en oeuvre |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4292594A (fr) |
| BE (1) | BE878213A (fr) |
| CA (1) | CA1125394A (fr) |
| DE (1) | DE2932961A1 (fr) |
| FR (1) | FR2437733A1 (fr) |
| GB (1) | GB2029139B (fr) |
| IE (1) | IE48471B1 (fr) |
| IT (1) | IT1119345B (fr) |
| LU (1) | LU81628A1 (fr) |
| NL (1) | NL7906429A (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5665530A (en) * | 1979-10-31 | 1981-06-03 | Sony Corp | Pll circuit |
| US4393352A (en) * | 1980-09-18 | 1983-07-12 | The Perkin-Elmer Corporation | Sample-and-hold hybrid active RC filter |
| FR2502872B1 (fr) * | 1981-03-27 | 1988-06-17 | Laures Antoine | Organe de recuperation de porteuse pour signal a modulations mdp2 ou mdp4 |
| 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. |
| GB8606003D0 (en) * | 1986-03-11 | 1986-04-16 | Secr Defence | Interference suppression |
| US5036291A (en) * | 1990-05-11 | 1991-07-30 | General Instrument Corporation | On channel agile FM demodulator |
| GB9116051D0 (en) * | 1991-07-24 | 1991-09-11 | Phase Track Limited | Am receiver system |
| GB2282925B (en) * | 1993-09-30 | 1998-04-15 | Plessey Semiconductors Ltd | Direct conversion receivers |
| JP5091979B2 (ja) * | 2010-04-30 | 2012-12-05 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システムにおけるユーザ装置及び方法 |
| RU193699U1 (ru) * | 2019-06-21 | 2019-11-11 | ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ КАЗЕННОЕ ВОЕННОЕ ОБРАЗОВАТЕЛЬНОЕ УЧРЕЖДЕНИЕ ВЫСШЕГО ОБРАЗОВАНИЯ Военная академия Ракетных войск стратегического назначения имени Петра Великого МИНИСТЕРСТВА ОБОРОНЫ РОССИЙСКОЙ ФЕДЕРАЦИИ | Устройство частотно-фазовой синхронизации |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2924706A (en) * | 1957-10-10 | 1960-02-09 | Itt | Synchronous detector system |
| DE1616796B1 (de) * | 1964-06-09 | 1969-09-04 | Saba Gmbh | Verfahren und Schaltungsanordnung zum Synchronisieren des Zusatztraegeroszillators bei Empfang von einseitenbandmodulierten Schwingungen ohne Traeger |
| DE1282745B (de) * | 1966-02-03 | 1968-11-14 | Inst Rundfunktechnik G M B H | Verfahren und Anordnung zum Empfang eines amplitudenmodulierten Hochfrequenzsignals,insbesondere zum Einseitenbandempfang von amplitudenmodulierten Tonrundfunksendungen |
| US3577081A (en) * | 1968-06-26 | 1971-05-04 | Saba Gmbh | Method and arrangement for synchronization of the supplementary carrier frequency oscillator |
| US3849730A (en) * | 1973-06-20 | 1974-11-19 | Bell Telephone Labor Inc | Carrier recovery in vestigial sideband data receivers |
| US4091410A (en) * | 1976-11-08 | 1978-05-23 | Zenith Radio Corporation | Frequency and phase lock loop synchronous detecting system having a pair of phase lock conditions |
-
1978
- 1978-08-30 FR FR7824994A patent/FR2437733A1/fr active Granted
-
1979
- 1979-08-13 BE BE1/9488A patent/BE878213A/fr not_active IP Right Cessation
- 1979-08-14 DE DE19792932961 patent/DE2932961A1/de not_active Withdrawn
- 1979-08-20 GB GB7928968A patent/GB2029139B/en not_active Expired
- 1979-08-21 US US06/068,439 patent/US4292594A/en not_active Expired - Lifetime
- 1979-08-27 NL NL7906429A patent/NL7906429A/nl not_active Application Discontinuation
- 1979-08-28 LU LU81628A patent/LU81628A1/fr unknown
- 1979-08-29 IE IE1644/79A patent/IE48471B1/en not_active IP Right Cessation
- 1979-08-29 CA CA334,691A patent/CA1125394A/fr not_active Expired
- 1979-08-29 IT IT68728/79A patent/IT1119345B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB2029139A (en) | 1980-03-12 |
| IE791644L (en) | 1980-02-29 |
| IE48471B1 (en) | 1985-02-06 |
| NL7906429A (nl) | 1980-03-04 |
| CA1125394A (fr) | 1982-06-08 |
| LU81628A1 (fr) | 1980-04-21 |
| FR2437733B1 (fr) | 1981-11-06 |
| FR2437733A1 (fr) | 1980-04-25 |
| IT7968728A0 (it) | 1979-08-29 |
| IT1119345B (it) | 1986-03-10 |
| DE2932961A1 (de) | 1980-03-13 |
| US4292594A (en) | 1981-09-29 |
| GB2029139B (en) | 1982-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2402975B1 (fr) | Systeme de transmission de signaux de donnee a l'aide d'une onde porteuse a modulation angulaire et amplitude constante | |
| IT1198356B (it) | Complesso elettronico per la generazione di un segnale di portante modulato in ampiezza e fase | |
| BE878213A (fr) | Procede de regeneration de l'onde porteuse de modulation d'un signal module comportant des raies symetriques par rapport a cette porteuse et dispositif de mise en oeuvre | |
| FR2542536B1 (fr) | Dispositif de recuperation de la porteuse d'un signal d'entree module par sauts d'amplitude et par sauts de phase | |
| BE876240A (fr) | Procede et dispositif pour diminuer l'amplitude de composantes d'interference dans un signal a modulation de frequence | |
| BE882111A (fr) | Systeme de transmission de donnees a plusieurs niveaux par une onde porteuse d'amplitude constante a modulation angulaire | |
| FR2546011B1 (fr) | Procede de demodulation non-coherente d'un signal module lineairement a energie par symbole constante et demodulateur pour la mise en oeuvre dudit procede | |
| DE3163309D1 (en) | Arrangement for modulating the output signal of a converter, for example an electro-optical converter | |
| SE7800254L (sv) | Sett och anordning for alstring och mottagning av frekvensmodulerade signaler | |
| PT79252A (fr) | Procede et dispositif de demodulation coherente de porteuse a modulation numerique | |
| SG42584G (en) | Amplitude modulator circuit for modulating a video signal on a carrier signal | |
| DE3174147D1 (en) | Method for receiving a data signal with double side-band quadrature carrier modulation | |
| FR2502872B1 (fr) | Organe de recuperation de porteuse pour signal a modulations mdp2 ou mdp4 | |
| BE839543A (fr) | Dispositif pour compenser des pertes de signal dans un signal a modulation d'angle | |
| FR2279273A1 (fr) | Procede et appareil de transmission d'informations sur une onde porteuse | |
| BE876239A (fr) | Procede et dispositif pour moduler un signal complexe de television en couleur sur un signal de porteuse | |
| FR2402984B1 (fr) | Circuit pour la regeneration dans un recepteur de fac-simile de l'onde porteuse d'un signal a suppression d'onde porteuse module en amplitude | |
| JPS56152346A (en) | Optical transmission and receiving device | |
| FR2634609B1 (fr) | Dispositif de modulation pour moduler une onde en phase et en amplitude | |
| FR2627653B1 (fr) | Procede d'asservissement de l'instant de regeneration dans une transmission numerique utilisant une modulation de porteuse selon deux axes en quadrature et dispositif de mise en oeuvre de ce procede | |
| IT1162834B (it) | Ricevitore e modulatore inverso particolarmente per segnali stereofonici modulati in ampiezza | |
| FR2504285B1 (fr) | Dispositif et procede de modulation d'energie rayonnante | |
| FR2471090B1 (fr) | Procede de modulation et de multiplexage de signaux en vue de leur transmission | |
| JPS53124052A (en) | Method of measuring ammpm conversion factor in system by frequency modulated carrier signal and device for executing same | |
| GB2107156B (en) | Methods and apparatus for modulating and demodulating carrier signals |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCAT Effective date: 19940831 |