ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,564,097, issued on Feb. 24, was assigned to SK hynix Inc. (Icheon-si, South Korea).
"Stacked integrated circuit" was invented by Dong Uk Lee (Icheon-si, South Korea), Myeong Jae Park (Icheon-si, South Korea) and Chang Kwon Lee (Icheon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A stacked integrated circuit includes a first chip including a first through via set and a second through via set that are disposed to be symmetrical to each other in relation to a first rotating axis and including a first input and output (IO) circuit and a second IO circuit that are disposed to be asymmetrical to each other in relation to the first rotating a...