GB1218149A - Improvements in and relating to transistorized sawtooth voltage generator - Google Patents
Improvements in and relating to transistorized sawtooth voltage generatorInfo
- Publication number
- GB1218149A GB1218149A GB2126169A GB2126169A GB1218149A GB 1218149 A GB1218149 A GB 1218149A GB 2126169 A GB2126169 A GB 2126169A GB 2126169 A GB2126169 A GB 2126169A GB 1218149 A GB1218149 A GB 1218149A
- Authority
- GB
- United Kingdom
- Prior art keywords
- transistorized
- relating
- voltage generator
- sawtooth voltage
- april
- 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
- 230000001172 regenerating effect Effects 0.000 abstract 1
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
- H03K4/50—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 voltage is produced across a capacitor
- H03K4/56—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 voltage is produced across a capacitor using a semiconductor device with negative feedback through a capacitor, e.g. Miller integrator
Landscapes
- Details Of Television Scanning (AREA)
- Dc-Dc Converters (AREA)
Abstract
1,218,149. Transistor sawtooth generator circuits. TESLA NARODNI PODNIK. 25 April, 1969 [30 April, 1968], No. 21261/69. Heading H3T. A free-running transistor sawtooth generator comprises an emitter-coupled bi-stable multivibrator 9, 10 connected in a regenerative feedback loop with a diode 16 and a Miller integrator 1, 2, 3 comprising transistors of opposite conductivity type to transistors 9, 10, a variable resistor 17 controlling the operating frequency, and the generator being connected to supply terminals as shown. Synchronizing pulses may be applied to the base of 10.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS318368 | 1968-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1218149A true GB1218149A (en) | 1971-01-06 |
Family
ID=5371172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2126169A Expired GB1218149A (en) | 1968-04-30 | 1969-04-25 | Improvements in and relating to transistorized sawtooth voltage generator |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1921213A1 (en) |
| FR (1) | FR2007327A1 (en) |
| GB (1) | GB1218149A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4017738A1 (en) * | 1990-06-01 | 1991-12-05 | Thomson Brandt Gmbh | COMPARATOR CIRCUIT FOR AN INTEGRATOR |
-
1969
- 1969-04-25 DE DE19691921213 patent/DE1921213A1/en active Pending
- 1969-04-25 GB GB2126169A patent/GB1218149A/en not_active Expired
- 1969-04-30 FR FR6913923A patent/FR2007327A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE1921213A1 (en) | 1969-11-06 |
| FR2007327A1 (en) | 1970-01-02 |
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