ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,987, issued on Sept. 9, was assigned to PPC BROADBAND INC. (East Syracuse, N.Y.).
"Dual frequency band directional coupler with enhanced insertion loss" was invented by Paul Bailey (Camillus, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dual-frequency band coupled line directional coupler is configured to provide an enhanced insertion loss level. The directional coupler includes an input port, an output port, a coupled port, a termination port, and a capacitor element. A first track connects the input port to the output port and a second track, which may be substantially parallel to the first track, connects the termination port to the cou...