Abstract: Provided is a mode-based access control method that includes: making a security mode list which indicates security setting states of devices existing in a home network; setting a specific security mode selected from the modes on the security mode list; and making the devices perform functions thereof in the specific security mode. Also, provided is a mode-based access control device includes: an authentication unit which checks information on a user and authenticates the user; a mode configuration unit which makes a security mode list indicating the security setting state of devices forming a home network; a mode setting unit which sets a specific security mode selected from modes on the security mode list; and an operating unit which causes the devices to perform functions thereof in the specific security mode.

Abstract: Provided is a mode-based access control method that includes: making a security mode list which indicates security setting states of devices existing in a home network; setting a specific security mode selected from the modes on the security mode list; and making the devices perform functions thereof in the specific security mode. Also, provided is a mode-based access control device includes: an authentication unit which checks information on a user and authenticates the user; a mode configuration unit which makes a security mode list indicating the security setting state of devices forming a home network; a mode setting unit which sets a specific security mode selected from modes on the security mode list; and an operating unit which causes the devices to perform functions thereof in the specific security mode.

Abstract: A method includes: executing an application prepared by an application programming interface (API) of a platform; and establishing a network connection. A first network connection is selected based on a determination that the application specifies a network connection, or a default network connection is selected, based on a determination that the application does not specify a network connection.

Abstract: The mobile device includes a communication unit which performs communication through a network; and a control unit which executes an application prepared by an application programming interface (API) of the network function provided by a platform, and controls the communication unit to perform communication in accordance with a setup of a preferred network if the application includes the setup of the preferred network.

Abstract: A method and an electronic device for sending and receiving data are provided. The method of the electronic device for sending and receiving data includes detecting a communication event of other electronic device, if detecting the communication event, sending information of an application running on the electronic device, to the other electronic device, receiving information of an application running on the other electronic device, from the other electronic device, determining an application execution screen by comparing the application information of the electronic device with the application information received from the other electronic device, and displaying the determined application execution screen.

Abstract: The mobile device for providing a haptic function includes a vibration unit which generates vibration for a tactile effect as the haptic function; and a control unit which includes a platform providing an application programming interface (API) corresponding to the haptic function and having a plurality of parameters, executes an application prepared by the API, determines a characteristic of the vibration based on the plurality of parameters set up in the application, and controls the vibration unit to generate the vibration having the determined characteristic.

Abstract: Provided are apparatuses, systems and methods for providing security services. The apparatus includes a network interface unit for transceiving data between a control device and a management device, a controller for controlling provision of services requested from the control device through the network interface unit when a permit time, during which a target of security service is allowed to be given services, is longer than a used time, during which predetermined services are provided to the target of security service, and a used time processing unit for updating the used time by reflecting time during which the services are provided. When security services are performed, services of a controlled device can be provided during the permitted time according to a user or a control device.

Abstract: A method and apparatus for converting digital content metadata received external to a network into digital content metadata peculiar to the network and a network system using the same. Particularly, the present invention is directed to a method and apparatus for converting TV-Anytime metadata into UPnP CDS metadata and a network system using the same. The apparatus for converting digital content metadata according to the present invention includes a mapping module for converting the received external digital content metadata into the digital content metadata peculiar to the network, and a search module for locating a method of accessing a program in a predetermined manner using the unique identifier assigned to each program in the received external digital content metadata.

Abstract: A home network system and method for providing cooperative work services. The home network system has a plurality of devices connected to a network, a negotiator module connected to the devices for determining cooperative work service roles of the devices by applying device descriptions collected from the devices to a predetermined election algorithm so that the cooperative work service can be performed in consideration of a function of a corresponding device, and a coordinator module for directly performing a control command transmitted from a control device according to the cooperative work service roles determined by the negotiator module.

Abstract: A system and method for establishing a secured connection between home network devices are provided. Particularly, a system and method for establishing a secured connection between a home network including a plurality of non-secured Universal Plug and Play (UPnP) devices and a secured external UPnP device by creating virtual UPnP devices for the respective corresponding non-secured UPnP devices are provided. The system for establishing a secured connection between home network devices includes a virtual UPnP device creation unit which creates a secured virtual UPnP device for a non-secured UPnP device, an information storage unit which stores correspondence information regarding the non-secured UPnP device and the virtual UPnP device, and a secured communication unit which securely communicates with a secured UPnP device with reference to the correspondence information.

Abstract: A method and an apparatus for transmitting a message to a plurality of wireless devices that are classified into units of groups are provided. The method includes operations of: (a) determining whether the message is a predetermined message for detecting a device in a network; (b) encrypting the message with one of a plurality of keys respectively corresponding to a plurality of groups according to a determination result obtained in operation (a), each group comprising one or more devices in the network; and (c) transmitting the encrypted message. Accordingly, it is possible to prevent a guest wireless device that is unknown to a user from detecting a home wireless device of the user and controlling the detected home wireless device without authorization from the user.

Abstract: A networking method and apparatus for managing information between a master device and a slave device is provided. In the network, a master device and at least one slave device are connected to each other via an RS-232 port. Through the operation of the network, the master device can obtain the identifiers (IDs) of the slave devices, and connections among the slave devices can be ascertained. Accordingly, a majority of digital home appliances establish a network using a communication medium, such as RS-232 provided to a fundamental external interface. The present invention enables digital home appliances connected on the network to exchange information.

Abstract: The apparatus includes: a memory which maintains an application driving a list of a plurality of items; a display controller which controls the list to be displayed on the screen which is divided into a plurality of areas and each of the plurality of items is located in each of the plurality of areas; a processor which detects a change of an operation progress status of the plurality of items, wherein the display controller provides a visual feedback corresponding to the operation progress status of at least one of the plurality of items in the area of a corresponding item, whose change of the operation progress status is detected.

Abstract: The mobile device for providing a haptic function includes a vibration unit which generates vibration for a tactile effect as the haptic function; and a control unit which includes a platform providing an application programming interface (API) corresponding to the haptic function and having a plurality of parameters, executes an application prepared by the API, determines a characteristic of the vibration based on the plurality of parameters set up in the application, and controls the vibration unit to generate the vibration having the determined characteristic.

Abstract: A method includes displaying a user interface for displaying a graphic and a hidden graphic in a first area; displaying a set of contents corresponding to the graphic in a second area distinguishable from the first area; detecting a user's gesture for selecting a part of the first area; enlarging the first area to include a part of the second area; displaying a plurality of graphics including the graphic and the hidden graphic in the extended first area in response to the user's gesture; detecting a user's additional gesture for moving a first graphic among the plurality of graphics; and moving the first graphic to a part of the extended first area in response to the user's additional gesture, and moving a second graphic of the plurality of graphics to an area from which the first graphic is moved out.

Abstract: The mobile device includes a communication unit which performs communication through a network; and a control unit which executes an application prepared by an application programming interface (API) of the network function provided by a platform, and controls the communication unit to perform communication in accordance with a setup of a preferred network if the application includes the setup of the preferred network.

Abstract: A method and apparatus for controlling a device of a HAVi network system through a non-IEEE1394 network are provided. The method for controlling through the non-IEEE1394 network a device which is connected to a Home Audio Video interoperability (HAVi) network system, includes: (a) installing a non-IEEE1394 communications module and a proxy manager in a control device connected to the HAVi network system; (b) installing a havlet and a client proxy in the controller having a non-IEEE1394 communications module; (c) converting a user control command input through the havlet into a HAVi message; (d) packaging the HAVi message into a non-IEEE1394 network message through the client proxy and transmitting the non-IEEE1394 message to the proxy manager through the non-IEEE1394 communication module; and (e) extracting the HAVi message from the received non-IEEE1394 message through the proxy manager and sending the HAVi message to a messaging system installed in the control device.

Abstract: A network management method for wireless transmission/reception of data streams and a network system and apparatus using the same. The network apparatus for wireless transmission/reception of data streams includes management information on wireless channels used for the data streams transmitted in a wireless manner among apparatuses in a network. Upon occurrence of an event in the network, the network apparatus processes the event by transmitting an event response signal including the management information corresponding to the event or by updating the management information corresponding to the event, thereby managing the wireless channels for the data streams transmitted in the wireless manner among the apparatuses in the network.

Abstract: A network device having a message receiving module for receiving notify messages transmitted from controlled devices connected in a network, a device list management module for collecting information regarding the controlled devices connected in the network and creating and managing a list of service information of all the controlled devices connected in the network, and a control module for searching for service information of a specific controlled device, which has been requested by a control point, in the device list management module and transmitting the searched information. Since a controlled device has a list of other controlled devices connected thereto in a network, when a message searching for a specific controlled device has been received from a control point, another controlled device can transmit a response message to the control point on behalf of the specific controlled device even though the specific controlled device cannot receive the message from the control point.

Abstract: A network connection device, network system and method for avoiding duplication of proxy functions. The network connection device includes a bridge module for relaying a communication module of a first communication mode and a communication module of a second communication mode, a proxy Universal Plug and Play (UPnP) service module, connected with the bridge module, for providing a proxy function of a network device of the second communication mode, and a duplicate proxy Universal Plug and Play service module, connected with the communication module of the first communication mode and the proxy Universal Plug and Play service module, for preventing the proxy function of the network device of the second communication mode from being duplicated and activated at a plurality of bridges.