Method and apparatus for an acoustic wave filter
作者： David Penunuri , Thomas S. Hickernell
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摘要: A low-loss acoustic wave filter includes a piezoelectric substrate, first strongly unidirectional transducer and second transducer. Each of the transducers are acoustically coupled to one another. further comprises an reflector weakly The substrate.
lens.org 参考文章(26)
Mitsutaka Hikita, Acoustic surface-wave bandpass filter ,(1983)
Nobuhiko Shibagaki, Toyoji Tabuchi, Tetsuya Hirashima, Mitsutaka Hikita, Surface acoustic wave filter device formed on a plurality of piezoelectric substrates ,(1990)
Brent H. Horine, Sunder G. Gopani, Surface acoustic wave waveguide-coupled resonator notch filter ,(1990)
Reynold S. Kagiwada, Kuo-Hsiung Yen, Kei-Fung Lau, Surface acoustic wave resonators utilizing harmonic frequencies ,(1979)
B. S. Kwak, E. P. Boyd, A. Erbil, Metalorganic chemical vapor deposition of PbTiO3thin films Applied Physics Letters. ,vol. 53, pp. 1702- 1704 ,(1988) , 10.1063/1.100471
M. H. Francombe, S. V. Krishnaswamy, Growth and properties of piezoelectric and ferroelectric films Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films. ,vol. 8, pp. 1382- 1390 ,(1990) , 10.1116/1.576886
Mikio Morimoto, Surface acoustic wave bandpass filter Journal of the Acoustical Society of America. ,vol. 77, pp. 2210- 2210 ,(1983) , 10.1121/1.391658
T.W. Grudkowski, G.K. Montress, M. Gilden, J.F. Black, GaAs Monolithic SAW Devices for Signal Processing and Frequency Control internaltional ultrasonics symposium. pp. 88- 97 ,(1980) , 10.1109/ULTSYM.1980.197366
Robert C. Bray, Waguih S. Ishak, Catherine A. Johnsen, Timothy L. Bagwell, Polyimide damper for surface acoustic wave device ,(1987)
Meirion F. Lewis, Surface acoustic wave device with reflectors in inter-electrode location ,(1984)