Patent ID: 8013937
Filing Date: 2011-09-06
Classification: G09G,H04N

Abstract:
1. An apparatus for providing multiple screens, the apparatus comprising: a digital signal processing module which receives at least one of video information, audio information, and data information and restores a plurality of services based on the at least one of the video information, the audio information and the data information which is received; a service processing module which generates a display screen, a plurality of logical screens and an overlay screen for displaying the plurality of services restored by the digital signal processing module; and an output module which maps the logical screens generated by the service processing module to different areas on the display screen and overlays the overlay screen on the display screen, wherein each of the logical screens and the overlay screen comprises information regarding an associated service context, and a service displayed on the each of the logical screens and the overlay screen is set in the associated service context, and wherein a service displayed on the overlay screen comprises at least one of a subtitle, a closed caption, a user interface for setting functions for displaying the plurality of services, and an application corresponding to the data information of the plurality of services.