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:
Jun. 23, 2015
Filed:
Feb. 20, 2014
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jae-Youn Youn, Seoul, KR;
Su-A Kim, Seongnam-si, KR;
Hyo-Jin Choi, Suwon-si, KR;
Chul-Woo Park, Yongin-si, KR;
Hak-Soo Yu, Seongnam-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Yeongtong-gu, Suwon-si, Gyeonggi-do, KR;
Abstract
A semiconductor memory device includes a memory cell array and a control logic. The memory cell array includes first and second sub arrays, the first sub array includes a first set of bank arrays, and the second sub array includes a second set of bank arrays. Each of the upper and lower bank arrays includes first and second portions having different timing parameters with respect to each other. The control logic controls access to the first and second portions such that read/write operation is performed on the first and second portions.