Patent ID: 7778730

Claim:
A robot for generating multiple emotions, comprising: a sensor unit sensing external environment information; a database unit storing a predetermined list including information on allowed behaviors of the robot, a user's reaction corresponding to each behavior of the robot, and favorite objects of the robot; a primary emotion generation unit generating a predetermined primary emotion corresponding to characteristics of the sensed information after receiving input from an external environment and when the sensed information exceeds a predetermined threshold value; and a secondary emotion generation unit generating a secondary emotion corresponding to characteristics of the sensed information after receiving input from an external environment; wherein the characteristics used for generating the primary emotion is mutually exclusive of the characteristics used for generating the secondary emotion, wherein the input received from the external environment is based on at least one of the information sensed by the sensor unit, the list stored in the database unit, an amount of internal power of the robot, internal information on the robot indicating the existence of an operational error of the robot or any combination thereof, wherein each of the at least one of the received input from the external environment and the user's reaction or any combination thereof is configured to generate the secondary emotions, wherein the generated secondary emotions is individually adjusted from each of the received external input, and wherein the generated secondary emotion is further adjusted from the user's reaction or the user's non-reaction after a predetermined elapse of time.