Wave transmission lines and networks – Coupling networks – With impedance matching
Patent
1975-12-31
1977-04-05
Smith, Alfred E.
Wave transmission lines and networks
Coupling networks
With impedance matching
310 95, 310 97, H03H 904, H03H 930, H01L 4110, H04R 2300
Patent
active
040165159
ABSTRACT:
A bulk wave acoustic wave device with electrodes fabricated on a crystal in the form of arrays each having a plurality of closely spaced electrodes, one array being angularly disposed with respect to the other to provide at least one pair of matching electrodes notwithstanding uncontrolled beam wander within the crystal.
REFERENCES:
patent: 3343105 (1967-09-01), Van Der Pauw
patent: 3593214 (1971-07-01), Cooper
patent: 3609009 (1971-09-01), Lohman et al.
Holtrichter, Jr. John
Hughes Aircraft Company
MacAllister W. H.
Nussbaum Marvin
Smith Alfred E.
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