BE491135A - - Google Patents
Info
- Publication number
- BE491135A BE491135A BE491135DA BE491135A BE 491135 A BE491135 A BE 491135A BE 491135D A BE491135D A BE 491135DA BE 491135 A BE491135 A BE 491135A
- 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
- H03K4/48—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
- H03K4/62—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 a switching device
- H03K4/68—Generators in which the switching device is conducting during the fly-back part of the cycle
-
- 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
- H03K4/86—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements gas-filled tubes or spark-gaps
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50302A US2512400A (en) | 1948-09-21 | 1948-09-21 | Television horizontal deflection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE491135A true BE491135A (fr) |
Family
ID=21964484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE491135D BE491135A (fr) | 1948-09-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2512400A (fr) |
| BE (1) | BE491135A (fr) |
| FR (1) | FR994278A (fr) |
| GB (1) | GB664216A (fr) |
| NL (1) | NL148552C (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB685126A (en) * | 1949-09-27 | 1952-12-31 | Pye Ltd | Improvements in or relating to television scanning circuits |
| US2784344A (en) * | 1953-07-02 | 1957-03-05 | Rca Corp | Raster centering control |
| DE1007806B (de) * | 1955-05-05 | 1957-05-09 | Fernseh Gmbh | Anordnung zur Erzeugung von Saegezahnstroemen |
| 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 |
| BE557791A (fr) * | 1956-06-12 | |||
| NL6810112A (fr) * | 1968-07-17 | 1970-01-20 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE889309C (de) * | 1935-02-06 | 1953-09-10 | Telefunken Gmbh | Schaltungsanordnung zur Erzeugung eines saegezahnfoermigen Stromverlaufs zur magnetischen Ablenkung von Kathodenstrahlen, insbesondere fuer Fernsehzwecke |
| DE756012C (de) * | 1935-10-29 | 1953-03-16 | Telefunken Gmbh | Schaltungsanordnung zur Erzeugung von Zeilensaegezahnstromkurven fuer eine trapezfoermige Ablenkung |
| NL130803C (fr) * | 1946-03-09 |
-
0
- NL NL148552D patent/NL148552C/xx active
- BE BE491135D patent/BE491135A/xx unknown
-
1948
- 1948-09-21 US US50302A patent/US2512400A/en not_active Expired - Lifetime
-
1949
- 1949-08-24 GB GB22037/49A patent/GB664216A/en not_active Expired
- 1949-09-01 FR FR994278D patent/FR994278A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2512400A (en) | 1950-06-20 |
| NL148552C (fr) | |
| GB664216A (en) | 1952-01-02 |
| FR994278A (fr) | 1951-11-14 |