BE344486A - - Google Patents
Info
- Publication number
- BE344486A BE344486A BE344486DA BE344486A BE 344486 A BE344486 A BE 344486A BE 344486D A BE344486D A BE 344486DA BE 344486 A BE344486 A BE 344486A
- Authority
- BE
- Belgium
- Prior art keywords
- frequency
- circuit
- piezoelectric element
- grid
- piezoelectric
- Prior art date
Links
- 239000010453 quartz Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
- H03B5/34—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 vacuum tube
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE344486A true BE344486A (enrdf_load_stackoverflow) |
Family
ID=20649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE344486D BE344486A (enrdf_load_stackoverflow) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE344486A (enrdf_load_stackoverflow) |
-
0
- BE BE344486D patent/BE344486A/fr unknown
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4793941B2 (ja) | 二次高調波発生が減少されるバルク超音波(baw)フィルタおよびbawフィルタにおける二次高調波発生を減少させる方法 | |
FR2596517A1 (fr) | Transducteur de force a barreau vibrant comportant des moyens de reglage de la frequence de vibration | |
FR2502373A1 (fr) | Generateur de son audible piezo-electrique | |
BE344486A (enrdf_load_stackoverflow) | ||
EP1885063A1 (fr) | Circuit de filtrage doté de résonateurs accoustiques | |
FR2782420A1 (fr) | Perfectionnements aux moteurs a vibrations | |
FR2468252A1 (fr) | Oscillateur | |
EP3439142B1 (fr) | Dispositif de couplage à isolation galvanique | |
FR2996080A1 (fr) | Dispositif acoustique comprenant un cristal phononique reglable | |
CH687115B5 (fr) | Circuit de commande d'un vibreur piezo-electrique. | |
FR2484734A1 (fr) | Resonateur piezoelectrique a composants electroniques integres, et oscillateur muni d'un tel resonateur | |
EP0113264B1 (fr) | Oscillateur haute fréquence à défaut d'isochronisme compensé | |
US3428907A (en) | Piezoelectric semiconductor acoustic wave signal device | |
FR2618031A1 (fr) | Oscillateur a resonateur piezo-electrique | |
FR2745667A1 (fr) | Resonateur piezoelectrique a excitation selective | |
FR2877145A1 (fr) | Transformateur piezoelectrique composite a tres haute isolation et tres faible couplage entre secondaire et primaire | |
BE340125A (enrdf_load_stackoverflow) | ||
WO2006111631A1 (fr) | Amplificateur de signaux électriques pour applications ultrasonores | |
FR2506505A1 (fr) | Dispositif transformateur piezoelectrique | |
EP0016976A1 (fr) | Dispositif piézoélectrique composite résonnant à basse fréquence | |
BE391631A (enrdf_load_stackoverflow) | ||
BE382399A (enrdf_load_stackoverflow) | ||
BE676267A (enrdf_load_stackoverflow) | ||
BE361786A (enrdf_load_stackoverflow) | ||
BE498357A (enrdf_load_stackoverflow) |