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:
Jul. 27, 2010
Filed:
Jan. 22, 2009
Jeng-huang Wu, Hsinchu, TW;
Sheng-hua Chen, Kaohsiung, TW;
Jeng-Huang Wu, Hsinchu, TW;
Sheng-Hua Chen, Kaohsiung, TW;
Faraday Technology Corp., Science-Based Industrial Park, Hsin-Chu, TW;
Abstract
A Schmitt trigger includes A first PMOS transistors having the drains and sources thereof serially connected and coupled between a voltage source and an output end, and having gates thereof coupled to an input end; B first NMOS transistors having the drains and sources thereof serially connected and coupled between the output end and ground, and having gates thereof coupled to the input end; C second PMOS transistors, each being coupled between ground and a node between the drain and the source of the first PMOS transistors and having the gate thereof coupled to the output end; and D second NMOS transistors, each being coupled between the voltage source and a node between the drain and the source of the first NMOS transistors and having the gate thereof coupled to the output end. A is greater than 2 and C, and B is greater than 2 and D.