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:
Oct. 04, 2011
Filed:
Mar. 24, 2009
Ray-hua Horng, Taichung, TW;
Chao-chih Chang, Taichung, TW;
Ming-li KE, Shengang Shiang, TW;
Guan-wei Chen, Dali, TW;
Yao-cheng Tsai, Tainan, TW;
Ray-Hua Horng, Taichung, TW;
Chao-Chih Chang, Taichung, TW;
Ming-Li Ke, Shengang Shiang, TW;
Guan-Wei Chen, Dali, TW;
Yao-Cheng Tsai, Tainan, TW;
National Chung-Hsing University, Taichung, TW;
Abstract
An acoustoelectric transformation chip for a ribbon microphone includes a diaphragm that has a vibrating region and two fixing regions disposed on two opposite sides of the vibrating region, and a voice coil film formed on the diaphragm. The voice coil film includes two rectangular voice coils, each of which has a plurality of first and second connection segments parallel to a direction of a magnetic field. A plurality of first and second transverse segments are perpendicular to the first and second connection segments and are connected between the first and second connection segments. The second transverse segments of each voice coil are disposed on one of the fixing regions. The first transverse segments of the two voice coils are disposed in the vibrating region.