ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,538,472, issued on Jan. 27, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).
"Semiconductor device" was invented by Kijoon Kim (Hwaseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor device includes: a bit line; an active semiconductor layer on the bit line, having a first portion extending in a vertical direction and a second portion connected to the first portion and extending in a horizontal direction, including an oxide semiconductor; a word line on a side wall of the active semiconductor layer; a gate insulating layer between the active semiconductor layer and the word line; a first contact on t...