Title :
Coupled-resonator acoustic-surface-wave filter
Author :
Redwood, M. ; Topolevsky, R.B. ; Mitchell, R.F. ; Palfreeman, J.S.
Author_Institution :
Queen Mary College, Department of Electrical & Electronic Engineering, London, UK
Abstract :
A 2-port filter using piezoelectrically coupled acoustic-surface-wave resonators is described. A lumped-element equivalent circuit is proposed, with expressions for element values. Theoretical insertion-loss/frequency characteristics of some 2-resonator filters are presented.
Keywords :
acoustic surface wave devices; equivalent circuits; filters; frequency response; lumped parameter networks; 2 port; 2 resonator filters; coupled resonator acoustic surface wave filter; filter; insertion loss frequency characteristics; lumped element equivalent circuit;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19750191
