CH913268A4 - - Google Patents
Info
- Publication number
- CH913268A4 CH913268A4 CH913268DD CH913268A4 CH 913268 A4 CH913268 A4 CH 913268A4 CH 913268D D CH913268D D CH 913268DD CH 913268 A4 CH913268 A4 CH 913268A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
- G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
- G04C3/108—Driving circuits
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
- H03B5/1212—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH913268A CH524182A (fr) | 1968-06-19 | 1968-06-19 | Amplificateur apériodique à deux bornes pour l'horlogerie et utilisation de celui-ci |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH913268A4 true CH913268A4 (fr) | 1971-11-15 |
Family
ID=4348670
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH658172A CH533925A (fr) | 1968-06-19 | 1968-06-19 | Amplificateur apériodique à deux bornes et utilisation de celui-ci |
| CH913268D CH913268A4 (fr) | 1968-06-19 | 1968-06-19 | |
| CH913268A CH524182A (fr) | 1968-06-19 | 1968-06-19 | Amplificateur apériodique à deux bornes pour l'horlogerie et utilisation de celui-ci |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH658172A CH533925A (fr) | 1968-06-19 | 1968-06-19 | Amplificateur apériodique à deux bornes et utilisation de celui-ci |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH913268A CH524182A (fr) | 1968-06-19 | 1968-06-19 | Amplificateur apériodique à deux bornes pour l'horlogerie et utilisation de celui-ci |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3609592A (fr) |
| CH (3) | CH533925A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890580A (en) * | 1973-12-27 | 1975-06-17 | Motorola Inc | Two phase oscillator |
| US4728908A (en) * | 1987-01-05 | 1988-03-01 | American Telephone And Telegraph Company | Oscillator circuit utilizing multiple semiconductor devices |
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1968
- 1968-06-19 CH CH658172A patent/CH533925A/fr not_active IP Right Cessation
- 1968-06-19 CH CH913268D patent/CH913268A4/xx unknown
- 1968-06-19 CH CH913268A patent/CH524182A/fr not_active IP Right Cessation
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1969
- 1969-06-11 US US832148A patent/US3609592A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH524182A (fr) | 1971-11-15 |
| US3609592A (en) | 1971-09-28 |
| CH533925A (fr) | 1973-02-15 |