ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,725,627, issued on Sept. 1, was assigned to PIONEER Corp. (Tokyo).

"Information processing apparatus, information processing method, program and recording medium" was invented by Keigo Sawafuji (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An information processing apparatus controls volume so that a user can reliably hear voice guidance and other audio without auditory discomfort and with certainty. A noise detector detects a noise level in a vehicle interior collected in a sound collector, and a command speech detector detects whether it is a command speech period, which is a period from detection of a wake-up word from the user's speech sound...