A gesture recognition method for use in a multimedia device (200, 400, 500), the method comprising: capturing a peripheral image of the multimedia device by operating an image sensing unit (190, 702, 802, 902); recognizing an object contained in the captured peripheral image; receiving a user gesture based on the recognized object from the image sensing unit (190, 702, 802, 902); mapping a multimedia device operation to the gesture; and establishing a standby mode of the multimedia device for receiving a gesture input made by a user interacting with the recognized object; wherein the recognizing of the object includes; extracting characteristic information of a plurality of objects from the captured image; searching for the extracted characteristic information of each of the plurality of objects in a database of the multimedia device (200, 400, 500); and characterized in that: the capturing of the peripheral image includes, if a predetermined object is selected as an input unit in a predetermined application: recognizing information of the user; and acquiring coordinate information of the object contained in the peripheral image through a depth image sensor of the image sensing unit (190, 702, 802, 902); and acquiring an image of a specific part at which the object is located through an RGB image sensor of the image sensing unit (190, 702,802,902) according to the acquired coordinate information; and displaying: the recognized information of the user and the acquired coordinate information of a distance to the object and the part of the image containing the object and enlarging the part of the image in which the object is located, including displaying an image of the recognized input object of the predetermined application. capturing a peripheral image of the multimedia device by operating an image sensing unit (190, 702, 802, 902); recognizing an object contained in the captured peripheral image; receiving a user gesture based on the recognized object from the image sensing unit (190, 702, 802, 902); mapping a multimedia device operation to the gesture; and establishing a standby mode of the multimedia device for receiving a gesture input made by a user interacting with the recognized object; wherein the recognizing of the object includes; extracting characteristic information of a plurality of objects from the captured image; searching for the extracted characteristic information of each of the plurality of objects in a database of the multimedia device (200, 400, 500); and characterized in that: extracting characteristic information of a plurality of objects from the captured image; searching for the extracted characteristic information of each of the plurality of objects in a database of the multimedia device (200, 400, 500); and the capturing of the peripheral image includes, if a predetermined object is selected as an input unit in a predetermined application: recognizing information of the user; and acquiring coordinate information of the object contained in the peripheral image through a depth image sensor of the image sensing unit (190, 702, 802, 902); and acquiring an image of a specific part at which the object is located through an RGB image sensor of the image sensing unit (190, 702,802,902) according to the acquired coordinate information; and displaying: the recognized information of the user and the acquired coordinate information of a distance to the object and the part of the image containing the object and enlarging the part of the image in which the object is located, including displaying an image of the recognized input object of the predetermined application. recognizing information of the user; and acquiring coordinate information of the object contained in the peripheral image through a depth image sensor of the image sensing unit (190, 702, 802, 902); and acquiring an image of a specific part at which the object is located through an RGB image sensor of the image sensing unit (190, 702,802,902) according to the acquired coordinate information; and displaying: the recognized information of the user and the acquired coordinate information of a distance to the object and the part of the image containing the object and enlarging the part of the image in which the object is located, including displaying an image of the recognized input object of the predetermined application. the recognized information of the user and the acquired coordinate information of a distance to the object and the part of the image containing the object and enlarging the part of the image in which the object is located, including displaying an image of the recognized input object of the predetermined application.