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. 24, 2009
Filed:
May. 06, 2008
Tzu-hao Chen, Kaohsiung County, TW;
Jen-shou Hsu, Hsinchu, TW;
Lien-sheng Yang, Hsinchu, TW;
Yin-ming Lan, Hsinchu County, TW;
Tzu-Hao Chen, Kaohsiung County, TW;
Jen-Shou Hsu, Hsinchu, TW;
Lien-Sheng Yang, Hsinchu, TW;
Yin-Ming Lan, Hsinchu County, TW;
Etron Technology, Inc., Hsinchu, TW;
Abstract
A method detects if a word line of a memory array is broken. The method includes writing a first datum to a memory cell when coupling a corresponding word line to a voltage source, writing a second datum different from the first datum to the memory cell when the coupling between the corresponding word line and the voltage source is decoupled, reading the stored data of the memory cell, and determining if the word line is broken according to the read data, the first datum, and the second datum.