ALEXANDRIA, Va., June 25 -- United States Patent no. 12,342,148, issued on June 24, was assigned to ZOOM Corp. (Tokyo).

"Software and microphone device" was invented by Tomokazu Mitsui (Tokyo) and Yudai Shinkai (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A software of the present invention causes a processor to execute a process including converting an A format signal applicable to ambisonics to a B format signal; distinguishing a specific direction from a plurality of directions based on the B format signal; and generating and outputting an audio signal corresponding to the specific direction. Also disclosed is a microphone including the software."

The patent was filed on March 9, 2023, under App...