FR1244757A - Dispositif de synchronisation d'un générateur local d'oscillations sinusoïdales - Google Patents
Dispositif de synchronisation d'un générateur local d'oscillations sinusoïdalesInfo
- Publication number
- FR1244757A FR1244757A FR815107A FR815107A FR1244757A FR 1244757 A FR1244757 A FR 1244757A FR 815107 A FR815107 A FR 815107A FR 815107 A FR815107 A FR 815107A FR 1244757 A FR1244757 A FR 1244757A
- Authority
- FR
- France
- Prior art keywords
- synchronizing
- local generator
- sinusoidal oscillations
- oscillations
- sinusoidal
- Prior art date
- 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
- 230000010355 oscillation Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/005—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular
-
- 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
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
- H03L7/101—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using an additional control signal to the controlled loop oscillator derived from a signal generated in the loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
- H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL235002 | 1959-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1244757A true FR1244757A (fr) | 1960-10-28 |
Family
ID=19751507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR815107A Expired FR1244757A (fr) | 1959-01-09 | 1960-01-07 | Dispositif de synchronisation d'un générateur local d'oscillations sinusoïdales |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE1146526B (en, 2012) |
| ES (1) | ES254785A1 (en, 2012) |
| FR (1) | FR1244757A (en, 2012) |
| GB (1) | GB899935A (en, 2012) |
| NL (2) | NL235002A (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3155773A (en) * | 1960-03-09 | 1964-11-03 | Nat Res Dev | System for synchronously detecting signals in the presence of noise |
| US3165709A (en) * | 1959-12-24 | 1965-01-12 | Autophon Ag | Frequency selection circuit, particularly for call receivers |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1041716A (en) * | 1962-06-25 | 1966-09-07 | Hitachi Ltd | Automatic frequency and phase control system |
| US3460052A (en) * | 1967-08-02 | 1969-08-05 | Information Dev Corp | Oscillator phase and frequency synchronizing circuit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE965500C (de) * | 1952-05-24 | 1957-06-13 | Fernseh Gmbh | Verfahren zur Synchronisierung eines Schwingungserzeugers |
| DE1804349U (de) * | 1959-09-03 | 1960-01-21 | Standard Elektrik Lorenz Ag | Zeilenfanganordnung fuer fernsehempfaenger. |
-
0
- NL NL113527D patent/NL113527C/xx active
- NL NL235002D patent/NL235002A/xx unknown
-
1960
- 1960-01-05 ES ES0254785A patent/ES254785A1/es not_active Expired
- 1960-01-05 DE DEN17725A patent/DE1146526B/de active Pending
- 1960-01-06 GB GB487/60A patent/GB899935A/en not_active Expired
- 1960-01-07 FR FR815107A patent/FR1244757A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3165709A (en) * | 1959-12-24 | 1965-01-12 | Autophon Ag | Frequency selection circuit, particularly for call receivers |
| US3155773A (en) * | 1960-03-09 | 1964-11-03 | Nat Res Dev | System for synchronously detecting signals in the presence of noise |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1146526B (de) | 1963-04-04 |
| ES254785A1 (es) | 1960-03-01 |
| NL113527C (en, 2012) | |
| GB899935A (en) | 1962-06-27 |
| NL235002A (en, 2012) |
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