SE318626B - - Google Patents
Info
- Publication number
- SE318626B SE318626B SE6818/66A SE681866A SE318626B SE 318626 B SE318626 B SE 318626B SE 6818/66 A SE6818/66 A SE 6818/66A SE 681866 A SE681866 A SE 681866A SE 318626 B SE318626 B SE 318626B
- Authority
- SE
- Sweden
Links
Classifications
-
- 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
- H03L7/08—Details of the phase-locked loop
- H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
-
- 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
- H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
- H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
- H03D3/242—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop combined with means for controlling the frequency of a further oscillator, e.g. for negative frequency feedback or AFC
-
- 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
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR17889A FR1444235A (fr) | 1965-05-21 | 1965-05-21 | Perfectionnements aux récepteurs radioélectriques à commande automatique de phase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE318626B true SE318626B (US20100056889A1-20100304-C00004.png) | 1969-12-15 |
Family
ID=8579402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE6818/66A SE318626B (US20100056889A1-20100304-C00004.png) | 1965-05-21 | 1966-05-17 |
Country Status (5)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1539645A (fr) * | 1967-02-21 | 1968-09-20 | Materiel Telephonique | Procédé et dispositif d'accord automatique sur une fréquence donnée, d'un circuit oscillant à fréquence réglable |
| US3495184A (en) * | 1968-03-11 | 1970-02-10 | Radiation Inc | Phase-locked loop having improved acquisition range |
| US3579122A (en) * | 1969-12-23 | 1971-05-18 | Nasa | Digital filter for reducing sampling jitter in digital control systems |
| US3777276A (en) * | 1973-01-24 | 1973-12-04 | Us Navy | Phase lock loop with automatic step by step search sweep followed by linear search sweep |
| JPS513160A (US20100056889A1-20100304-C00004.png) * | 1974-06-25 | 1976-01-12 | Matsushita Electric Ind Co Ltd | |
| US4031549A (en) * | 1976-05-21 | 1977-06-21 | Rca Corporation | Television tuning system with provisions for receiving RF carrier at nonstandard frequency |
| FR2546691B1 (fr) * | 1983-05-27 | 1985-07-05 | Cit Alcatel | Base de temps asservie |
| CH668151A5 (de) * | 1985-03-28 | 1988-11-30 | Sodeco Compteurs De Geneve | Verfahren und einrichtung zum senden und zum empfangen von traegerfrequenten telephontaximpulsen. |
| JP2953854B2 (ja) * | 1992-01-27 | 1999-09-27 | 日本電気株式会社 | Ｆｍ復調回路 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH272435A (de) * | 1948-04-17 | 1950-12-15 | Philips Nv | Vorrichtung zur selbsttätigen Frequenzkorrektion eines Oszillators auf eine Steuerfrequenz. |
| DE886025C (de) * | 1951-08-04 | 1953-08-10 | Telefunken Gmbh | Einrichtung zur selbsttaetigen Regelung der Frequenz |
| US2982921A (en) * | 1959-02-25 | 1961-05-02 | Ferguson Radio Corp | Automatic frequency control circuits |
| NL280342A (US20100056889A1-20100304-C00004.png) * | 1961-06-29 | |||
| US3275940A (en) * | 1963-05-28 | 1966-09-27 | Leonard R Kahn | Automatic frequency control means for single-sideband receivers and the like |
| US3290611A (en) * | 1965-09-14 | 1966-12-06 | Bell Telephone Labor Inc | Digital frequency control circuit |
-
1965
- 1965-05-21 FR FR17889A patent/FR1444235A/fr not_active Expired
-
1966
- 1966-05-16 US US550452A patent/US3411103A/en not_active Expired - Lifetime
- 1966-05-17 SE SE6818/66A patent/SE318626B/xx unknown
- 1966-05-20 DE DE19661516747 patent/DE1516747B1/de not_active Withdrawn
- 1966-05-20 GB GB22649/66A patent/GB1121290A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1121290A (en) | 1968-07-24 |
| DE1516747B1 (de) | 1970-03-19 |
| FR1444235A (fr) | 1966-07-01 |
| US3411103A (en) | 1968-11-12 |
