FR1531576A - Dispositif comparateur de fréquences et de phases notamment pour récepteurs de télévision - Google Patents
Dispositif comparateur de fréquences et de phases notamment pour récepteurs de télévisionInfo
- Publication number
- FR1531576A FR1531576A FR107418A FR107418A FR1531576A FR 1531576 A FR1531576 A FR 1531576A FR 107418 A FR107418 A FR 107418A FR 107418 A FR107418 A FR 107418A FR 1531576 A FR1531576 A FR 1531576A
- Authority
- FR
- France
- Prior art keywords
- frequency
- phase comparator
- television receivers
- comparator device
- receivers
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
- H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor
- H03K4/69—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as an amplifier
- H03K4/72—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as an amplifier combined with means for generating the driving pulses
-
- 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
- H04N5/123—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 directly commands a frequency generator
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR107418A FR1531576A (fr) | 1967-05-23 | 1967-05-23 | Dispositif comparateur de fréquences et de phases notamment pour récepteurs de télévision |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR107418A FR1531576A (fr) | 1967-05-23 | 1967-05-23 | Dispositif comparateur de fréquences et de phases notamment pour récepteurs de télévision |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1531576A true FR1531576A (fr) | 1968-07-05 |
Family
ID=8631363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR107418A Expired FR1531576A (fr) | 1967-05-23 | 1967-05-23 | Dispositif comparateur de fréquences et de phases notamment pour récepteurs de télévision |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1531576A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2086491A1 (fr) * | 1970-04-30 | 1971-12-31 | Rca Corp |
-
1967
- 1967-05-23 FR FR107418A patent/FR1531576A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2086491A1 (fr) * | 1970-04-30 | 1971-12-31 | Rca Corp |
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