FR2365919B1 - - Google Patents
Info
- Publication number
- FR2365919B1 FR2365919B1 FR7729611A FR7729611A FR2365919B1 FR 2365919 B1 FR2365919 B1 FR 2365919B1 FR 7729611 A FR7729611 A FR 7729611A FR 7729611 A FR7729611 A FR 7729611A FR 2365919 B1 FR2365919 B1 FR 2365919B1
- 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
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0958—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation by varying the characteristics of the voltage controlled oscillator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/08—Modifications of modulator to linearise modulation, e.g. by feedback, and clearly applicable to more than one type of modulator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1223076A CH600706A5 (US06573293-20030603-C00184.png) | 1976-09-28 | 1976-09-28 | |
| US06/054,920 US4282497A (en) | 1976-09-28 | 1979-07-05 | Frequency modulator having linearized operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2365919A1 FR2365919A1 (fr) | 1978-04-21 |
| FR2365919B1 true FR2365919B1 (US06573293-20030603-C00184.png) | 1984-06-29 |
Family
ID=25709887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7729611A Granted FR2365919A1 (fr) | 1976-09-28 | 1977-09-26 | Procede de stabilisation de la frequence moyenne et de la pente de modulation d'un oscillateur a frequence commandee pour la manipulation de phase |
Country Status (7)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH600706A5 (US06573293-20030603-C00184.png) * | 1976-09-28 | 1978-06-30 | Patelhold Patentverwertung | |
| FR2394921A1 (fr) * | 1977-06-13 | 1979-01-12 | Poitevin Jean Pierre | Modulateur a quatre phases a sauts decales |
| GB2031676B (en) * | 1978-09-02 | 1983-05-11 | Marconi Instruments Ltd | Frequency modulation systems |
| NL7905255A (nl) * | 1979-07-05 | 1981-01-07 | Plessey Handel Investment Ag | Frequentiemodulator. |
| FR2462056A1 (fr) * | 1979-07-16 | 1981-02-06 | Plessey Overseas | Modulateur de frequence perfectionne |
| US4468638A (en) * | 1982-02-11 | 1984-08-28 | The Bendix Corporation | Linear sweep frequency modulator for FM/CW radio altimeter |
| FR2537805B1 (fr) * | 1982-12-14 | 1986-01-24 | Thomson Csf | Dispositif de linearisation automatique de la caracteristique frequence-signal de commande, d'un oscillateur a frequence variable module en frequence |
| FR2554656B1 (fr) * | 1983-11-04 | 1986-06-27 | Lgt Lab Gen Telecomm | Emetteur a modulation de frequence applicable a la radiodiffusion fm |
| US4573026A (en) * | 1984-02-29 | 1986-02-25 | Hewlett-Packard Company | FM Modulator phase-locked loop with FM calibration |
| US4870699A (en) * | 1986-03-26 | 1989-09-26 | General Electric Company | Method and apparatus for controlling the frequency of operation and at least one further variable operating parameter of a radio communications device |
| US4905305A (en) * | 1986-03-26 | 1990-02-27 | General Electric Company | Method and apparatus for controlling the frequency of operation and at least one further variable operating parameter of a radio communications device |
| GB2313504B (en) * | 1996-05-23 | 2000-09-06 | Motorola Gmbh | Transmitter circuit and method of operation |
| US5952895A (en) * | 1998-02-23 | 1999-09-14 | Tropian, Inc. | Direct digital synthesis of precise, stable angle modulated RF signal |
| GB2351404B (en) * | 1999-06-24 | 2003-11-12 | Nokia Mobile Phones Ltd | A transmitter and a modulator therefor |
| DE60137833D1 (de) * | 2001-04-09 | 2009-04-16 | Texas Instruments Inc | Frequenzmodulator unter Verwendung eines Phasenregelkreises |
| US7557671B2 (en) * | 2007-02-08 | 2009-07-07 | Panasonic Corporation | Real time VCO gain non linearity calibration |
| RU177176U1 (ru) * | 2017-11-14 | 2018-02-12 | Акционерное общество "Научно-исследовательский институт Приборостроения имени В.В. Тихомирова" | Многоканальный формирователь сигналов гетеродина |
| RU203809U1 (ru) * | 2020-10-20 | 2021-04-21 | Акционерное общество "Научно-исследовательский институт Приборостроения имени В.В. Тихомирова" | Приемопередающее устройство свч - сигналов |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2833917A (en) * | 1957-01-16 | 1958-05-06 | Collins Radio Co | Locking-oscillator phase-pulse generator |
| US3512108A (en) * | 1965-01-13 | 1970-05-12 | Westinghouse Electric Corp | Apparatus and method for the precise measurement and generation of phase modulated or frequency modulated waveforms |
| US3392347A (en) * | 1965-09-07 | 1968-07-09 | Cubic Corp | Method for stabilizing center frequency of voltage control oscillator |
| US3659060A (en) * | 1970-04-08 | 1972-04-25 | Allan L Wolff | System for measuring frequency deviation |
| IT974668B (it) * | 1972-11-10 | 1974-07-10 | Italiana Telecomunica Zioni Si | Dispositivo per stabilizzare la frequenza di un oscillatore libero vincolandola a quella di un oscillatore di riferimento |
| CH600706A5 (US06573293-20030603-C00184.png) * | 1976-09-28 | 1978-06-30 | Patelhold Patentverwertung | |
| US4117422A (en) * | 1977-12-27 | 1978-09-26 | Motorola, Inc. | Circuit for compensating vco nonlinearities in frequency modulated phase-locked loops and method thereof |
-
1976
- 1976-09-28 CH CH1223076A patent/CH600706A5/xx not_active IP Right Cessation
- 1976-10-20 DE DE2647286A patent/DE2647286C2/de not_active Expired
-
1977
- 1977-08-09 JP JP9548577A patent/JPS5342545A/ja active Pending
- 1977-09-26 NL NL7710466A patent/NL7710466A/xx not_active Application Discontinuation
- 1977-09-26 FR FR7729611A patent/FR2365919A1/fr active Granted
- 1977-09-26 GB GB40062/77A patent/GB1588751A/en not_active Expired
- 1977-09-27 US US05/836,976 patent/US4125817A/en not_active Expired - Lifetime
-
1979
- 1979-07-05 US US06/054,920 patent/US4282497A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4125817A (en) | 1978-11-14 |
| NL7710466A (nl) | 1978-03-30 |
| FR2365919A1 (fr) | 1978-04-21 |
| US4282497A (en) | 1981-08-04 |
| DE2647286C2 (de) | 1986-03-06 |
| CH600706A5 (US06573293-20030603-C00184.png) | 1978-06-30 |
| GB1588751A (en) | 1981-04-29 |
| DE2647286A1 (de) | 1978-03-30 |
| JPS5342545A (en) | 1978-04-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |