Surface acoustic wave filter

Details Surface acoustic wave filter Surface acoustic wave filter

1976-01-02

1977-09-13

Borchelt, Archie R.

Wave transmission lines and networks

Automatically controlled systems

With control of equalizer and/or delay network

310313, 333 30R, H03H 926, H03H 904, H01L 4110

Patent

active

040485943

ABSTRACT:
A surface acoustic wave device useful as a notch filter or a narrow-band transmission filter, the device including a periodic metallic grating disposed on a suitable surface acoustic wave supporting substrate in a beam path defined by an input transducer, the grating elements each exhibiting energy storage discontinuities at the extremities thereof.

REFERENCES:
patent: 3568102 (1971-03-01), Tseng
patent: 3753164 (1973-08-01), De Vries
patent: 3781717 (1973-12-01), Kuenemund
patent: 3886504 (1975-05-01), Hartmann et al.

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