利用压电陶瓷的厚度能陷切变振动原理，采用新的结构与工艺，对原tv用压电陶瓷滤波器进行片式化。
Based on the theory of piezo-ceramic thickness trapped shear, the novel structure and process technology are applied in the production of the SMD filters.
采用本组发明的BNKLT系无铅压电陶瓷，研制了中频陶瓷滤波器。
BNKLT lead-free piezoelectric ceramics invented in authors' group were used for making middle frequency ceramic filters.
采用本组发明的BNKLT系无铅压电陶瓷，研制了中频陶瓷滤波器。
BNKLT lead-free piezoelectric ceramics invented in authors' group were used for making middle frequency ceramic filters.
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