ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,117, issued on April 21, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).

"Apparatus and method for speech recognition using user prompt" was invented by Seong Soo Yae (Hwaseong-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for speech recognition includes a user prompt playback unit configured to change a user prompt that induces utterance for speech recognition into a sound source and to play the sound source. The apparatus further includes a microphone detection signal extraction unit configured to extract a microphone detection signal when a user's speech is received as ...