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Patent Searching and Data


Title:
PIEZOELECTRIC RESONATOR COMPONENT AND ITS MANUFACTURE
Document Type and Number:
Japanese Patent JP11041051
Kind Code:
A
Abstract:

To provide a piezoelectric resonance component with a stable characteristic by which a resonance frequency is adjusted with high precision and to provide its manufacturing method.

A piezoelectric resonator 10 has a piezoelectric substrate 11, at least a pair of excitation electrodes 12, 12' formed on both the front and rear major faces of the piezoelectric substrate 11, a 1st resin layer 15 formed on the front major face to cover the excitation electrode 12 and a 2nd resin layer 16 formed to surround the 1st resin layer 15.


Inventors:
Moritoki, Katsunori
Takeda, Katsu
Application Number:
JP1997000190930
Publication Date:
February 12, 1999
Filing Date:
July 16, 1997
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H03H9/10; H03H3/02; H03H9/17; H03H9/05; H03H3/00; H03H9/00; (IPC1-7): H03H3/02; H03H9/10; H03H9/17