CH516837A - Diviseur électronique de fréquence à grande stabilité pour utilisation dans l'horlogerie - Google Patents
Diviseur électronique de fréquence à grande stabilité pour utilisation dans l'horlogerieInfo
- Publication number
- CH516837A CH516837A CH64069A CH64069A CH516837A CH 516837 A CH516837 A CH 516837A CH 64069 A CH64069 A CH 64069A CH 64069 A CH64069 A CH 64069A CH 516837 A CH516837 A CH 516837A
- Authority
- CH
- Switzerland
- Prior art keywords
- watchmaking
- frequency divider
- high stability
- electronic frequency
- stability electronic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G3/00—Producing timing pulses
- G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR139012 | 1968-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH516837A true CH516837A (fr) | 1971-07-15 |
Family
ID=8645673
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH64069D CH64069A4 (fr) | 1968-02-07 | 1969-01-17 | |
| CH64069A CH516837A (fr) | 1968-02-07 | 1969-01-17 | Diviseur électronique de fréquence à grande stabilité pour utilisation dans l'horlogerie |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH64069D CH64069A4 (fr) | 1968-02-07 | 1969-01-17 |
Country Status (2)
| Country | Link |
|---|---|
| CH (2) | CH64069A4 (fr) |
| FR (1) | FR1583687A (fr) |
-
1968
- 1968-02-07 FR FR1583687D patent/FR1583687A/fr not_active Expired
-
1969
- 1969-01-17 CH CH64069D patent/CH64069A4/xx unknown
- 1969-01-17 CH CH64069A patent/CH516837A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH64069A4 (fr) | 1971-07-15 |
| FR1583687A (fr) | 1969-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |