Piezoelectric resonator with a resonance frequency adjusting not

Details Piezoelectric resonator with a resonance frequency adjusting not Piezoelectric resonator with a resonance frequency adjusting not

1996-12-31

1998-04-07

Pascal, Robert

Wave transmission lines and networks

Coupling networks

Electromechanical filter

310312, 310368, H03H 915

Patent

active

057369119

ABSTRACT:
In a piezoelectric resonator 11 in which resonance electrodes 13 and 14 are formed on both major surfaces of a rectangular plane piezoelectric plate 12 and which utilizes stretching vibration along the short side of the piezoelectric plate 12, notches 15 and 16 are partially formed on the long sides of the piezoelectric plate 12, respectively in order to increase the resonance frequency.

REFERENCES:
patent: 4649310 (1987-03-01), Nakamora et al.
patent: 5426401 (1995-06-01), Ogawa et al.

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