BE494173A - - Google Patents
Info
- Publication number
- BE494173A BE494173A BE494173DA BE494173A BE 494173 A BE494173 A BE 494173A BE 494173D A BE494173D A BE 494173DA BE 494173 A BE494173 A BE 494173A
- Authority
- BE
- Belgium
Links
Classifications
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- 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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL283220X | 1949-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494173A true BE494173A (US08066781-20111129-C00013.png) |
Family
ID=19782380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494173D BE494173A (US08066781-20111129-C00013.png) | 1949-02-28 |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2962663A (en) * | 1958-10-20 | 1960-11-29 | Thompson Ramo Wooldridge Inc | Frequency divider circuit |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE21400E (en) * | 1932-04-04 | 1940-03-19 | blumlein | |
| GB482370A (en) * | 1936-08-27 | 1938-03-28 | Eric Lawrence Casling White | Improvements in or relating to oscillatory electric circuits |
| DE737998C (de) * | 1938-11-26 | 1943-07-30 | Fernseh Gmbh | Kippschaltung zur Erzeugung einer saegezahnfoermigen Ablenkspannung oder eines Ablenkstromes zur Elektronenstrahlablenkung in Elektronenstrahlroehren unter Verwendung eines Rueckkopplungstransformators und einer Schirmgitterroehre |
| GB522637A (en) * | 1938-12-16 | 1940-06-24 | Eric William Bull | Improvements in or relating to generators of electric wave-forms |
| FR871726A (fr) * | 1939-03-02 | 1942-05-07 | Telefunken Gmbh | Perfectionnements aux générateurs de courants en dents de scie |
| US2308908A (en) * | 1939-09-07 | 1943-01-19 | Bahring Herbert | Saw-tooth oscillator |
| FR901784A (fr) * | 1943-02-09 | 1945-08-06 | Fernseh Gmbh | Montage de relaxation à transformateur |
-
0
- BE BE494173D patent/BE494173A/xx unknown
-
1950
- 1950-02-24 GB GB4810/50A patent/GB667619A/en not_active Expired
- 1950-02-24 FR FR1013264D patent/FR1013264A/fr not_active Expired
- 1950-02-25 DE DEN550A patent/DE966315C/de not_active Expired
- 1950-02-27 CH CH283220D patent/CH283220A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB667619A (en) | 1952-03-05 |
| CH283220A (de) | 1952-05-31 |
| FR1013264A (fr) | 1952-07-25 |
| DE966315C (de) | 1957-07-25 |
