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:
Nov. 10, 2020
Filed:
Nov. 25, 2019
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Kuoyuan Hsu, San Jose, CA (US);
Jacklyn Chang, San Ramon, CA (US);
Abstract
A read-only memory (ROM) device includes a memory cell that is electrically coupled to a bitline (BL) or to awhich represents a complement of the BL. The ROM device precharges the BL and theto a first logical value. The ROM device activates the memory cell which discharges the BL when the memory cell is coupled to the BL or discharges thewhen the memory cell is coupled to the. The ROM device reads the first logical value as being stored within the memory cell when the BL is less than the. Otherwise, the ROM device reads the second logical value as being stored within the memory cell when the BL is greater than the.