Patent Review: Passive Radiator Structure

This article analyzes a patent awarded in March 2017 to Yeh-Feng Chou (Taiwan), on behalf of Meiloon Industrial Co., Ltd., of a new Passive Radiator Structure, which adds some desirable attributes and improved performance. As the abstract details, the passive radiator structure includes a surround suspension, a frame, and a web-like spider having a plurality of suspension arms integrally extended to between the diaphragm and the frame, which together minimize sound distortion, increase compliance and upgrade efficiency.

Voice Coil May 2017 is an issue not to be missed. Aaron Heuschmidt, from Klippel, writes about new ways to measure key loudspeaker parts, James Croft reviews two recent patents for a Low-Profile Loudspeaker Transducer and a new Passive Radiator Structure, and there’s a company profile on Trueanalog Strictly OEM, based in Panyu, Southern China. And this month's Test Bench characterizes two new compressions drivers from Brazilian pro sound OEM PRV Audio. Download your copy now!