BE729169A - - Google Patents
Info
- Publication number
- BE729169A BE729169A BE729169DA BE729169A BE 729169 A BE729169 A BE 729169A BE 729169D A BE729169D A BE 729169DA BE 729169 A BE729169 A BE 729169A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70938168A | 1968-02-29 | 1968-02-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE729169A true BE729169A (xx) | 1969-08-01 |
Family
ID=24849636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE729169D BE729169A (xx) | 1968-02-29 | 1969-02-28 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3550037A (xx) |
| BE (1) | BE729169A (xx) |
| CH (1) | CH496361A (xx) |
| DE (1) | DE1909116A1 (xx) |
| DK (1) | DK124578B (xx) |
| FR (1) | FR2002921A1 (xx) |
| NL (1) | NL6902910A (xx) |
| SE (1) | SE339836B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630006A (en) * | 1985-05-31 | 1986-12-16 | Anderson Keith V | Current-tuned transistor oscillator |
| FR3121438B1 (fr) | 2021-04-02 | 2023-03-24 | Saint Gobain | Procede de decoupe d’un vitrage feuillete au moyen d’une source laser |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2888648A (en) * | 1954-03-31 | 1959-05-26 | Hazeltine Research Inc | Transistor reactance device |
| US3076945A (en) * | 1958-02-19 | 1963-02-05 | Coombs Frederick Leslie | Electric oscillators |
| US3260960A (en) * | 1962-08-06 | 1966-07-12 | Bendix Corp | Oscillator with dual function isolation amplifier and frequency determining transistor |
-
1968
- 1968-02-29 US US709381A patent/US3550037A/en not_active Expired - Lifetime
-
1969
- 1969-01-31 SE SE01285/69A patent/SE339836B/xx unknown
- 1969-02-21 CH CH267369A patent/CH496361A/de not_active IP Right Cessation
- 1969-02-24 DE DE19691909116 patent/DE1909116A1/de active Pending
- 1969-02-25 NL NL6902910A patent/NL6902910A/xx unknown
- 1969-02-27 DK DK110269AA patent/DK124578B/da unknown
- 1969-02-28 FR FR6905364A patent/FR2002921A1/fr not_active Withdrawn
- 1969-02-28 BE BE729169D patent/BE729169A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2002921A1 (xx) | 1969-10-31 |
| US3550037A (en) | 1970-12-22 |
| DE1909116A1 (de) | 1969-10-09 |
| NL6902910A (xx) | 1969-09-02 |
| CH496361A (de) | 1970-09-15 |
| DK124578B (da) | 1972-10-30 |
| SE339836B (xx) | 1971-10-25 |