BE474449A - - Google Patents
Info
- Publication number
- BE474449A BE474449A BE474449DA BE474449A BE 474449 A BE474449 A BE 474449A BE 474449D A BE474449D A BE 474449DA BE 474449 A BE474449 A BE 474449A
- Authority
- BE
- Belgium
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
- H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
- H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
- H03K4/28—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device
- H03K4/32—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device combined with means for generating the driving pulses
- H03K4/34—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device combined with means for generating the driving pulses using a single tube with positive feedback through a transformer
-
- 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
- H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
- H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
- H03K4/28—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US655791A US2562941A (en) | 1946-03-20 | 1946-03-20 | Sweep generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE474449A true BE474449A (US07122603-20061017-C00045.png) |
Family
ID=24630368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE474449D BE474449A (US07122603-20061017-C00045.png) | 1946-03-20 |
Country Status (6)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2637832A (en) * | 1949-11-29 | 1953-05-05 | Rca Corp | Centering circuit for cathode-ray tubes |
| BE516811A (US07122603-20061017-C00045.png) * | 1951-02-02 | |||
| US2787707A (en) * | 1953-06-16 | 1957-04-02 | Gen Electric | Pulse generators |
| US2781475A (en) * | 1954-04-01 | 1957-02-12 | Motorola Inc | Television receiver |
| GB821517A (en) * | 1955-06-21 | 1959-10-07 | Mullard Radio Valve Co Ltd | Improvements in or relating to electric sawtooth wave generator circuits, time-base circuits and the like |
| DE1110685B (de) * | 1956-12-19 | 1961-07-13 | Fernseh Gmbh | Schaltungsanordnung zum Schutz der Endroehre eines Zeilenablenkgenerators |
| US3147397A (en) * | 1960-08-22 | 1964-09-01 | Gen Electric | Compensated vertical sweep circuit |
| NL271116A (US07122603-20061017-C00045.png) * | 1960-11-16 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB443012A (en) * | 1934-05-18 | 1936-02-18 | John Hardwick | Improvements in or relating to television and like systems |
| NL45417C (US07122603-20061017-C00045.png) * | 1934-09-29 | |||
| DE881705C (de) * | 1937-04-24 | 1953-07-02 | Telefunken Gmbh | Schaltungsanordnung zur Erzeugung eines stets gleichen Verlaufs der Kippschwingungen in fremdgesteuerten Kippschaltungen |
| US2308908A (en) * | 1939-09-07 | 1943-01-19 | Bahring Herbert | Saw-tooth oscillator |
| FR870570A (fr) * | 1940-03-13 | 1942-03-16 | Fernseh Gmbh | Désaimantation des noyaux ferromagnétiques |
-
0
- BE BE474449D patent/BE474449A/xx unknown
-
1946
- 1946-03-20 US US655791A patent/US2562941A/en not_active Expired - Lifetime
-
1947
- 1947-03-14 GB GB7144/47A patent/GB633368A/en not_active Expired
- 1947-03-20 FR FR1014486D patent/FR1014486A/fr not_active Expired
- 1947-03-20 CH CH259972D patent/CH259972A/de unknown
- 1947-06-20 ES ES0178563A patent/ES178563A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH259972A (de) | 1949-02-15 |
| ES178563A1 (es) | 1947-08-16 |
| FR1014486A (fr) | 1952-08-18 |
| GB633368A (en) | 1949-12-12 |
| US2562941A (en) | 1951-08-07 |
