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. 25, 2012
Filed:
Apr. 26, 2010
Di-bao Wang, Taipei County, TW;
Chin-fu Kuo, Tainan County, TW;
Chia-yu Wu, Kaohsiung, TW;
Jien-ming Chen, Tainan, TW;
Di-Bao Wang, Taipei County, TW;
Chin-Fu Kuo, Tainan County, TW;
Chia-Yu Wu, Kaohsiung, TW;
Jien-Ming Chen, Tainan, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
According to an embodiment of the disclosure, an acoustics transducer is provided, which includes a support substrate having an upper surface and a lower surface, the upper surface including a first portion and a second portion surrounding the first portion, a recess extending from the upper surface towards the lower surface, the recess is between the first portion and the second portion of the upper surface, a vibratable membrane disposed directly on the recess, the vibratable membrane including a fixed portion fixed on the support substrate and a suspended portion, and a back plate disposed on the support substrate and opposite to the vibratable membrane. The suspended portion has an edge extending substantially along with an edge of an opening of the recess. The suspended portion is separated from the first portion and the second portion of the upper surface by an inner interval and an outer interval, respectively.