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.

Date of Patent:
Dec. 17, 2019

Filed:

Feb. 18, 2016
Applicant:

Sichuan Kiloway Electronics Inc., Mianyang, CN;

Inventors:

Xuyang Liao, Chengdu, CN;

Junhua Mao, Chengdu, CN;

Jack Z. Peng, Chengdu, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 17/16 (2006.01); G11C 5/02 (2006.01); G11C 5/06 (2006.01); G11C 17/18 (2006.01); H01L 23/525 (2006.01); H01L 27/112 (2006.01);
U.S. Cl.
CPC ...
G11C 17/16 (2013.01); G11C 17/18 (2013.01); G11C 5/02 (2013.01); G11C 5/025 (2013.01); G11C 17/165 (2013.01); H01L 23/5252 (2013.01); H01L 27/11206 (2013.01);
Abstract

The present invention relates to the technical field of integrated circuits. Disclosed is a one-time programmable memory with a high reliability and a low reading voltage, comprising: a first MOS transistor, a second MOS transistor, and an antifuse component. A gate terminal of the first MOS transistor is connected to a second connecting line (WS), a first connection terminal of the first MOS transistor is connected to the antifuse component, the antifuse component is connected to a first connecting line (WP), and a second connection terminal of the first MOS transistor is connected to a third connecting line (BL). A first connection terminal of the second MOS transistor is connected to a fourth connecting line (BR), and a second connection terminal of the second MOS transistor is connected to a third connecting line (BL). The invention further comprises a voltage limiting device with a control terminal and two connection terminals.


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