DocumentCode :
915565
Title :
Efficiency enlargement of surface acoustic wave elastic convolver by emphasising nonlinear piezoelectric effect
Author :
Cho, Youngkyu ; Kadota, Mitsuhiro
Author_Institution :
Yamaguchi Univ., Ube, Japan
Volume :
29
Issue :
12
fYear :
1993
fDate :
6/10/1993 12:00:00 AM
Firstpage :
1117
Lastpage :
1119
Abstract :
The newly discovered effect concerning the enhancement of the nonlinear piezoelectricity of PZT ceramics by applying a bias electric field to the substrate has enabled more than 20 dB efficiency enlargement in a SAW elastic convolver.
Keywords :
lead compounds; piezoelectric materials; surface acoustic wave devices; PZT ceramics; PbSnO 3SbO 3-PbTiO 3-PbZrO 3; PbZrO3TiO3; bias electric field; efficiency enlargement; nonlinear piezoelectric effect; surface acoustic wave elastic convolver;
fLanguage :
English
Journal_Title :
Electronics Letters
Publisher :
iet
ISSN :
0013-5194
Type :
jour
DOI :
10.1049/el:19930745
Filename :
220841
Link To Document :
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