The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 24, 2024
Filed:
May. 31, 2022
SK Hynix Inc., Icheon-si, KR;
Jin Ho Kim, Icheon-si, KR;
Kwang Hwi Park, Icheon-si, KR;
Sang Hyun Sung, Icheon-si, KR;
Sung Lae Oh, Icheon-si, KR;
Chang Woon Choi, Icheon-si, KR;
SK hynix inc., Icheon-si, KR;
Abstract
A memory device includes a cell wafer including a memory cell array; and a peripheral wafer including a row control circuit, a column control circuit and a peripheral circuit which control the memory cell array, and stacked on and bonded to the cell wafer in a first direction. The peripheral wafer includes a first substrate having a first surface and a second surface which face away from each other in the first direction; a first logic structure disposed on the first surface of the first substrate, and including the row control circuit and the column control circuit; and a second logic structure disposed on the second surface of the first substrate, and including the peripheral circuit.