ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,816, issued on Nov. 25, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).

"Configuration system and method for aircraft equipment" was invented by Kotaro Ikeda (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a high quality listening experience for passengers using inexpensive earphones distributed in an aircraft, equalizer setting according to the characteristics of earphones is necessary. When using earphones in an aircraft, due to a noise of engine or something, a certain frequency range has a possibility to be masked by the noise. The situations of noise is much different, according to an ...