FR2341983B1 - - Google Patents
Info
- Publication number
- FR2341983B1 FR2341983B1 FR7604842A FR7604842A FR2341983B1 FR 2341983 B1 FR2341983 B1 FR 2341983B1 FR 7604842 A FR7604842 A FR 7604842A FR 7604842 A FR7604842 A FR 7604842A FR 2341983 B1 FR2341983 B1 FR 2341983B1
- Authority
- FR
- France
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
- H04L27/2021—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change per symbol period is not constrained
- H04L27/2025—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change per symbol period is not constrained in which the phase changes in a piecewise linear manner within each symbol period
-
- 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
- H04L27/12—Modulator circuits; Transmitter circuits
- H04L27/122—Modulator circuits; Transmitter circuits using digital generation of carrier signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7604842A FR2341983A1 (fr) | 1976-02-20 | 1976-02-20 | Generateur de signal electrique sinusoidal module en frequence ou en phase par methode numerique |
| GB701677A GB1575629A (en) | 1976-02-20 | 1977-02-18 | Generator for generating sinusoidal electrical signals which are phase or frequency modulated by a digital method |
| DE19772707116 DE2707116A1 (de) | 1976-02-20 | 1977-02-18 | Sinusgenerator mit digitaler frequenz- oder phasenmodulierung |
| IT4813477A IT1077976B (it) | 1976-02-20 | 1977-02-21 | Generatore di segnale elettrico sinusoidale modulato in frequenza od in fase attraverso metodo numerico |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7604842A FR2341983A1 (fr) | 1976-02-20 | 1976-02-20 | Generateur de signal electrique sinusoidal module en frequence ou en phase par methode numerique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2341983A1 FR2341983A1 (fr) | 1977-09-16 |
| FR2341983B1 true FR2341983B1 (US20020051482A1-20020502-M00012.png) | 1979-07-20 |
Family
ID=9169432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7604842A Granted FR2341983A1 (fr) | 1976-02-20 | 1976-02-20 | Generateur de signal electrique sinusoidal module en frequence ou en phase par methode numerique |
Country Status (4)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2116795A (en) * | 1982-03-02 | 1983-09-28 | Racal Mesl Microwave | Electrical signal generation |
| US4620294A (en) * | 1983-09-09 | 1986-10-28 | Cts Corporation | Digital signal processor modem |
| DE3419886A1 (de) * | 1984-05-28 | 1985-11-28 | Siemens AG, 1000 Berlin und 8000 München | Sendeschaltung in einer datenuebertragungseinrichtung zur tonfrequenten datenuebertragung |
| GB2160728A (en) * | 1984-06-21 | 1985-12-24 | Motorola Israel Ltd | Waveform synthesizer |
| DE3525125A1 (de) * | 1985-07-13 | 1987-01-15 | Bbc Brown Boveri & Cie | Verfahren und einrichtung zur rbertragung binaerer datensignale durch frequenzumtastung |
| US5140540A (en) * | 1990-07-30 | 1992-08-18 | Triquint Semiconductor, Inc. | Delay equalization emulation for high speed phase modulated direct digital synthesis |
| FR2864375B1 (fr) * | 2003-12-23 | 2006-03-03 | Valeo Electronique Sys Liaison | Multiplieur d'un signal electrique par un signal d'oscillateur local et procede mis en oeuvre par le multiplieur |
-
1976
- 1976-02-20 FR FR7604842A patent/FR2341983A1/fr active Granted
-
1977
- 1977-02-18 DE DE19772707116 patent/DE2707116A1/de not_active Withdrawn
- 1977-02-18 GB GB701677A patent/GB1575629A/en not_active Expired
- 1977-02-21 IT IT4813477A patent/IT1077976B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2707116A1 (de) | 1977-11-10 |
| FR2341983A1 (fr) | 1977-09-16 |
| GB1575629A (en) | 1980-09-24 |
| IT1077976B (it) | 1985-05-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |