Title :
New fabrication technique for single-phase unidirectional SAW filter (EMUDT) in UHF range
Author :
Yamanouchi, Kazuhiko ; Chen, Z.H. ; Meguro, Tomomi
Author_Institution :
Tohoku University, Research Institute of Electrical Communication, Sendai, Japan
Abstract :
New fabrication techniques for single-phase unidirectional SAW filters (EMUDT) utilising the self-aligned angle-evaporation technique are described. The experimental results show a directivity of 10.0 dB/transducer at 483 MHz.
Keywords :
passive filters; radiofrequency filters; surface acoustic wave devices; EMUDT; directivity; fabrication techniques; self-aligned angle-evaporation technique; single-phase unidirectional SAW filters;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19850561
