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. 31, 2013
Filed:
Jun. 08, 2012
Yung-lung Lin, Taichung, TW;
Jui-jen Wu, Hsinchu, TW;
Shine Chung, Taipei Hsien, TW;
Fu-lung Hsueh, Hsinchu, TW;
Yung-Lung Lin, Taichung, TW;
Jui-Jen Wu, Hsinchu, TW;
Shine Chung, Taipei Hsien, TW;
Fu-Lung Hsueh, Hsinchu, TW;
Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;
Abstract
A method for programming a multi-level electrical fuse system comprises providing a fuse box with an electrical fuse and providing one of at least two fuse writing voltages to the electrical fuse to program the electrical fuse to one of at least two resistance states. The fuse box comprises at least one electrical fuse, a programming device serially coupled to the electrical fuse, and a variable power supply coupled to the fuse box and configured to generate two or more voltage levels.