Abstract: A method of sharing a function of a device, the method including detecting at least one device from among a plurality of devices through a first device connected to the plurality of devices through a plurality of networks, wherein the detecting is performed by a second device in the plurality of devices; interworking the second device with a third device in the detected at least one device, through the first device; and using, by the second device, a function of the third device through the first device.

Abstract: A remote data backup method and a remote data backup system using the same are provided. The remote data backup system includes a data generating device which transmits data based on communication status, a data transmitting device which transmits the received data to outside, and a remote backup device which backs up the received data on real-time basis. As a result, images are transmitted to outside and backed up on real-time basis.

Abstract: A method for providing object information and an image pickup device applying the same are provided. An image is picked up. The picked-up image or pattern information of an object included in the picked-up image is transmitted to an external server. Information on the object included in the picked-up image is received from the external server. The received information is displayed on a screen. Accordingly, a user can be provided with information on the object by taking a picture of the object.

Abstract: A method of notifying an operation state change is provided. A network is formed among devices that can be used by a user and that can perform network communication. When an operation state change of a first device in the network occurs, at least one device is sought which is currently used by the user in the network. Information regarding the operation state change of the first device is transmitted to the at least one device such that the information regarding the operation state change of the first device can be displayed on a display unit of the at least one device.

Abstract: A digital device and a UI control method thereof are provided. A user interface (UI) generator generates a UI, a controller controls the UI generator to generate a UI which includes a menu area to display a list of contents for a sub-category from one or more sub-categories and a scroll bar to display information on the respective sub-categories, and a display unit displays the generated UI.

Abstract: A method of displaying a state of an apparatus having a user interface which includes generating state display information indicating the state of the apparatus and displaying the generated state display information in the user interface. The state display information indicates the state of the apparatus through a metaphorical indicator.