ALEXANDRIA, Va., July 14 -- United States Patent no. 12,682,952, issued on July 14, was assigned to Aril Computer Corp. (Los Altos, Calif.).
"Content-addressable memory (CAM) cell with P and N pass gates to same write bit line" was invented by Sinan Doluca (Saratoga, Calif.) and Thomas Riordan (Los Altos, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A Content-Addressable Memory (CAM) cell has a latch of cross-coupled inverters and transmission gates to bit lines. Each transmission gate has n-channel and p-channel transistors in parallel that both turn on during writing. A node in the latch is applied to a gate of a data transistor in series with a select transistor to discharge a match line when sel...