SPEECH RECOGNITION ROBOT AND CONTROL METHOD OF SPEECH RECOGNITION ROBOT

摘要

PPROBLEM TO BE SOLVED: To provide a speech recognition robot which responds to a speaker always in a state of facing the direction of the speaker making a speech and also to provide its control method. PSOLUTION: The speech recognition robot is furnished with: a sound source specifying part to specify a generating direction of speech; a speech recognizing part to receive the speech and to recognize its contents; an image pick-up part to acquire a picked-up image as an image data concerning more than two directions; a discriminating part to discriminate a position and a direction of a detected face; and an extracting part to extract the detected face. The generating direction of the speech specified by the speech specifying part is picked up by the image pick-up part, a face of a figure existing in the image picked up by the image pick-up part is detected by a face detecting part, a face turning to the direction of the robot is discriminated out of the detected faces by the discriminating part, the face in a position nearest from the robot is extracted by the extracting part, a direction to pick up the image of the image pick-up part is changed in accordance with the extracted face, and the extracted faces are continuously picked up. PCOPYRIGHT: (C)2008,JPO&INPIT