Wave transmission lines and networks – Automatically controlled systems – With control of equalizer and/or delay network
Patent
1976-04-29
1977-06-07
Smith, Alfred E.
Wave transmission lines and networks
Automatically controlled systems
With control of equalizer and/or delay network
310 82, H03H 926, H03H 1300, H03H 708
Patent
active
040286479
ABSTRACT:
An improved monolithic piezoelectric filter unit having two bilateral electrodes on one surface and a common electrode on the opposite surface, the common electrode connected to the common terminal of the filter unit via a capacitor.
REFERENCES:
patent: 2248776 (1941-07-01), Och
patent: 3564463 (1971-02-01), Beaver et al.
Yee--"Finite-Pole Frequencies in Monolithic Crystal Filters", in Proceedings of the IEEE, Jan. 1971; pp. 88-89.
Northern Telecom Limited
Nussbaum Marvin
Sadik Achmed N.
Smith Alfred E.
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