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:
Jan. 28, 2025
Filed:
Oct. 18, 2022
Samsung Electronics Co., Ltd., Suwon-si, KR;
Donghun Lee, Suwon-si, KR;
Daesik Moon, Suwon-si, KR;
Young-Soo Sohn, Seoul, KR;
Young-Hoon Son, Hwaseong-si, KR;
Ki-Seok Oh, Seoul, KR;
Changkyo Lee, Seoul, KR;
Hyun-Yoon Cho, Uiwang-si, KR;
Kyung-Soo Ha, Hwaseong-si, KR;
Seokhun Hyun, Seongnam-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A memory device includes a driver that drives a data line connected with an external device, an internal ZQ manager that generates an internal ZQ start signal, a selector that selects one of the internal ZQ start signal and a ZQ start command from the external device, based on a ZQ mode, a ZQ calibration engine that generates a ZQ code by performing ZQ calibration in response to a selection result of the selector, and a ZQ code register that loads the ZQ code onto the driver in response to a ZQ calibration command from the external device.