Electric filter comprising a plurality of thin film bulk...

Details Electric filter comprising a plurality of thin film bulk... Electric filter comprising a plurality of thin film bulk...

2006-05-16

2006-05-16

Wells, Kenneth B. (Department: 2816)

Wave transmission lines and networks

Coupling networks

Wave filters including long line elements

C333S219000

Reexamination Certificate

active

07046103

ABSTRACT:
An electric filter comprises a plurality of thin film bulk acoustic resonants (10, 11) arranged in series and in parallel which have electrodes (24, 25) of different working area (L) and optionally a piezoelectric layer (23) of different thickness (T).

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