FR2188370B1 - - Google Patents
Info
- Publication number
- FR2188370B1 FR2188370B1 FR7320529A FR7320529A FR2188370B1 FR 2188370 B1 FR2188370 B1 FR 2188370B1 FR 7320529 A FR7320529 A FR 7320529A FR 7320529 A FR7320529 A FR 7320529A FR 2188370 B1 FR2188370 B1 FR 2188370B1
- 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
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Noise Elimination (AREA)
- Dc Digital Transmission (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2228069A DE2228069C3 (de) | 1972-06-09 | 1972-06-09 | Verfahren und Einrichtung zur Unterdrückung von Störungen bei frequenzmodulierten Signalen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2188370A1 FR2188370A1 (US20100056889A1-20100304-C00004.png) | 1974-01-18 |
| FR2188370B1 true FR2188370B1 (US20100056889A1-20100304-C00004.png) | 1977-12-30 |
Family
ID=5847261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7320529A Expired FR2188370B1 (US20100056889A1-20100304-C00004.png) | 1972-06-09 | 1973-06-06 |
Country Status (5)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5221816A (en) * | 1975-08-13 | 1977-02-18 | Hitachi Ltd | Information read-out system |
| JPS5728409A (en) * | 1980-07-28 | 1982-02-16 | Sony Corp | Muting circuit |
| JPS639211A (ja) * | 1986-06-28 | 1988-01-14 | Nec Corp | Ｆｍ復調回路 |
| FR2738423B1 (fr) * | 1995-08-30 | 1997-09-26 | Snecma | Demodulateur de frequence numerique |
| GB0327041D0 (en) * | 2003-11-21 | 2003-12-24 | Roke Manor Research | Apparatus and methods |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3099800A (en) * | 1961-07-11 | 1963-07-30 | Kauke And Company Inc | Frequency to voltage converting circuit |
| US3383605A (en) * | 1964-11-04 | 1968-05-14 | Navy Usa | Pulse repetition frequency filter with continuously variable upper and lower limits |
| US3375445A (en) * | 1964-11-10 | 1968-03-26 | Philips Corp | Device for distortion reduction in a ppm receiver |
| GB1180288A (en) * | 1967-06-23 | 1970-02-04 | Standard Telephones Cables Ltd | Analysing Complex Signal Waveforms |
| US3546607A (en) * | 1967-12-08 | 1970-12-08 | Collins Radio Co | Noise immune muting circuit for pulse counting detectors |
| US3555434A (en) * | 1968-06-03 | 1971-01-12 | Atomic Energy Commission | System for the suppression of transient noise pulses |
| NL7002195A (US20100056889A1-20100304-C00004.png) * | 1969-02-27 | 1970-08-31 | ||
| US3678396A (en) * | 1970-07-28 | 1972-07-18 | Bell Telephone Labor Inc | Signal threshold crossing counter employing monostable multivibrator to suppress extraneous crossing indications |
-
1972
- 1972-06-09 DE DE2228069A patent/DE2228069C3/de not_active Expired
-
1973
- 1973-06-01 US US366072A patent/US3876945A/en not_active Expired - Lifetime
- 1973-06-06 GB GB2697673A patent/GB1428810A/en not_active Expired
- 1973-06-06 FR FR7320529A patent/FR2188370B1/fr not_active Expired
- 1973-06-07 JP JP48063460A patent/JPS4951807A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3876945A (en) | 1975-04-08 |
| JPS4951807A (US20100056889A1-20100304-C00004.png) | 1974-05-20 |
| DE2228069B2 (de) | 1978-11-30 |
| DE2228069C3 (de) | 1979-07-26 |
| DE2228069A1 (de) | 1973-12-20 |
| FR2188370A1 (US20100056889A1-20100304-C00004.png) | 1974-01-18 |
| GB1428810A (en) | 1976-03-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |