ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,779, issued on Sept. 23, was assigned to CHUNG YUAN CHRISTIAN UNIVERSITY (Taoyuan, Taiwan).

"Hearing aid device with functions of anti-noise and 3D sound recognition" was invented by Cheng-Yuan Chang (Taoyuan, Taiwan) and Chong-Rui Huang (Taoyuan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hearing aid device with functions of anti-noise and 3D sound recognition is disclosed. The hearing aid device comprises N microphones, at least one A/D converter, a modular electronic device, a D/A converter, and a loudspeaker. According to the present invention, the modular electronic device is configured for generating N second audio signals based ...