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:
Dec. 28, 2021
Filed:
Dec. 16, 2019
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Chia-Fu Lee, Hsinchu, TW;
Yu-Der Chih, Hsinchu, TW;
Hon-Jarn Lin, New Taipei, TW;
Yi-Chun Shih, Taipei, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., Hsinchu, TW;
Abstract
A device includes a first reference storage unit, a second reference storage unit, a first reference switch, and a second reference switch. The first reference switch includes a first terminal coupled to a first reference bit line, a second terminal coupled to the first reference storage unit, and a control terminal coupled a reference word line. The second reference switch includes a first terminal coupled to a second reference bit line, a second terminal coupled to the second reference storage unit, and a control terminal coupled the reference word line. The first reference storage unit is configured to receive a bit data through the first reference switch, and to generate a first signal having a first logic state.