Wave transmission lines and networks – Automatically controlled systems – With control of equalizer and/or delay network
Patent
1977-02-15
1978-11-21
La Roche, Eugene
Wave transmission lines and networks
Automatically controlled systems
With control of equalizer and/or delay network
333 30R, H03H 926, H03H 904, H03H 930, H01L 4110
Patent
active
041268393
ABSTRACT:
A surface acoustic wave apparatus is disclosed in which a conductive earth pattern is formed on almost all the upper surface of a header, a surface acoustic wave element is provided on the header through the conductive earth pattern, and the conductive earth pattern is separated between an input side earth pin and an output side earth pin.
REFERENCES:
patent: 3688223 (1972-08-01), Pratt et al.
patent: 3916347 (1975-10-01), Bert et al.
patent: 3983424 (1976-09-01), Parks
Kitamura Tomosaburo
Yamanoi Hiroshi
La Roche Eugene
Nussbaum Marvin
Sony Corporation
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