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:
Mar. 08, 2011
Filed:
Apr. 28, 2008
Yu-jen Fang, Taichung, TW;
Jen-yi Chen, Hsinchu County, TW;
Kai-hsiang Yen, Taipei, TW;
Po-hsun Sung, Kaohsiung, TW;
Yu-Jen Fang, Taichung, TW;
Jen-Yi Chen, Hsinchu County, TW;
Kai-Hsiang Yen, Taipei, TW;
Po-Hsun Sung, Kaohsiung, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
A sensor including a carrier having two channels, a capacitive sensing element disposed on the carrier, and a cover is provided. The capacitive sensing element has a membrane, and a first chamber is formed between the membrane and the carrier. The cover is disposed on the carrier for covering the capacitive sensing element. A second chamber is formed between the membrane and the cover. The first chamber and the second chamber are located at two sides of the membrane, and the channels are respectively communicated with the first chamber and the second chamber.