ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,394,361, issued on Aug. 19, was assigned to X Display Co. Technology Ltd. (Dublin).
"Multiplexed column drivers for passive-matrix control" was invented by Murat Ozbas (Penfield, N.Y.), Imre Knausz (Fairport, N.Y.) and Ronald S. Cok (Rochester, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A passive-matrix controller provides a control signal to each column of multiple columns of components, a driver for each column wire, and a multiplexer. Each column of components is connected to a column wire. The driver provides a drive signal in response to the control signal and the multiplexer comprises an output connected to each column wire and an input c...