FR1321932A - Signal pulse generator - Google Patents
Signal pulse generatorInfo
- Publication number
- FR1321932A FR1321932A FR897372A FR897372A FR1321932A FR 1321932 A FR1321932 A FR 1321932A FR 897372 A FR897372 A FR 897372A FR 897372 A FR897372 A FR 897372A FR 1321932 A FR1321932 A FR 1321932A
- Authority
- FR
- France
- Prior art keywords
- pulse generator
- signal pulse
- signal
- generator
- pulse
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR897372A FR1321932A (en) | 1961-05-12 | 1962-05-12 | Signal pulse generator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10954361 US3209175A (en) | 1961-05-12 | 1961-05-12 | Transistor-relay pulse generator |
FR897372A FR1321932A (en) | 1961-05-12 | 1962-05-12 | Signal pulse generator |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1321932A true FR1321932A (en) | 1963-03-22 |
Family
ID=26195675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR897372A Expired FR1321932A (en) | 1961-05-12 | 1962-05-12 | Signal pulse generator |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1321932A (en) |
-
1962
- 1962-05-12 FR FR897372A patent/FR1321932A/en not_active Expired
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