ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,370, issued on Nov. 18, was assigned to Rockwell Collins Inc. (Cedar Rapids, Iowa).
"Electronically steered antenna substrate embedded resonator filters" was invented by Alexander B. Kozyrev (Iowa City, Iowa) and Orion D. Davies (Cedar Rapids, Iowa).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ESA antenna includes a layer of filters between the layer of radiating elements and the ground layer. The filter layer obviates certain post processing steps. The filters define a passband at the operating range of the antenna and a stopband defined to prevent crosstalk or reduce known external interference. Each filter includes alternating cells of a reso...