Patent ID: 8371135
Filing Date: 2013-02-12
Classification: F25D

Abstract:
1. A refrigerator comprising: a main body; a display device separable from the main body or a door, and comprising a display; a radio frequency identification (RFID) reader on the main body; a main body controller on the main body, the main body controller configured to control the overall operation of the refrigerator; an audio output outputting through audio to an outside whether to enter a food name, when an RFID tag attached to a food item or a container holding the food item is read by the RFID reader; an audio input on the display device, to which audio from the outside can be input; a voice recognizer reading audio input to the audio input; and a display controller controlling the display device to display on the display a screen corresponding to data read by the voice recognizer, wherein the refrigerator allows entering a food name through the audio input or through the screen displayed on the display, through displaying a food name entry screen on the display, when an input is selected for a food name entry output through audio, with the food name entry screen displayed, and wherein the display controller transmits an operation signal inputted by the display device to the main body controller, and the main body controller transmits information on foods read by the RFID reader to the display device.