Surface acoustic wave device having combinable selectable electrode sub-elements

Described embodiments include a surface acoustic wave device, method, and apparatus. The device includes a piezoelectric substrate and a configurable electrode assembly. The assembly includes a plurality of spaced-apart elongated electrode sub-elements electromechanically coupled with the piezoelect...

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1. Verfasser: Kare Jordin T
Format: Patent
Sprache:eng
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Zusammenfassung:Described embodiments include a surface acoustic wave device, method, and apparatus. The device includes a piezoelectric substrate and a configurable electrode assembly. The assembly includes a plurality of spaced-apart elongated electrode sub-elements electromechanically coupled with the piezoelectric substrate. The assembly includes a first signal bus crossing each electrode sub-element of the plurality of electrode sub-elements and electrically isolated therefrom. The assembly includes a first matrix of addressable switches. Each addressable switch of the first matrix configured to electrically couple a respective electrode sub-element of the plurality of electrode sub-elements with the first signal bus. The assembly includes a second signal bus crossing each electrode sub-element of the plurality of electrode sub-elements and electrically isolated therefrom. The assembly includes a second matrix of addressable switches. Each addressable switch of the second matrix configured to electrically couple a respective electrode sub-element of the plurality of electrode sub-elements with the second signal bus.