Abstract: Disclosed is a technology for controlling UI access to application software according to user's levels. The method for controlling UI access according to users' levels is characterized in providing a user with differentiated UI information according to user levels based on user-level-specific UI data in which UI information about functions to which access is allowed among functions provided by the application software is defined according to types of users.

Abstract: The embodiment of the present invention relates an apparatus and method for providing an online trading service. The online trading apparatus enables a seller to select buyers suitable to the desired condition and suggests a sales condition to the selected buyers to achieve transaction by grouping purchasing information based on query information of the seller and providing the grouped purchasing information to the seller.

Abstract: A method of updating a list of SaaS and a system for the same are provided. A software server of the present invention updates a software list, in which information about software provided to a user terminal is recorded, on the basis of use information for at least one software program received from the user terminal. The software server includes a receiver that receives software use information, and a processor that determines software to be added to a software list and software to be removed from the software list to update the software list on the basis of the received software use information. Accordingly, software that is provided as a service from a server is automatically updated on the basis of software use information, thus overcoming limitations that are caused by setting a service list according to the individual determination of a manager of the server.

Abstract: Provided are an apparatus and a system for providing a software service, using software virtualization, and a method thereof. The apparatus for providing a software service, using software virtualization, includes: an input unit receiving information according to operation of a menu or keys from a user; a communication unit interlocking to a service server implemented to execute software in a virtual execution environment in accordance with the received information; a control unit receiving graphic data of the software executed in the interlocking service server, performing rendering on the received graphic data with its own graphic processing unit, and generating a video as the result of rendering; and a display unit displaying the generated video.

Abstract: Disclosed is an application service providing system, including: An application service providing system, including: a server apparatus that generates information for a screen output of application programs as virtual rendering objects and sends commands using the virtual rendering objects as parameters to a client apparatus; and a client apparatus that receives the commands, generates actual rendering objects corresponding to the virtual rendering objects, and uses the actual rendering objects to execute the commands.

Abstract: A method of updating a list of SaaS and a system for the same are provided. A software server of the present invention updates a software list, in which information about software provided to a user terminal is recorded, on the basis of use information for at least one software program received from the user terminal. The software server includes a receiver that receives software use information, and a processor that determines software to be added to a software list and software to be removed from the software list to update the software list on the basis of the received software use information. Accordingly, software that is provided as a service from a server is automatically updated on the basis of software use information, thus overcoming limitations that are caused by setting a service list according to the individual determination of a manager of the server.