| 主权项 |
1. An apparatus comprising:
a receiving unit to receive at least one service, wherein the service comprises at least one of a video component, an audio component and a data component; a first module which associates each of a plurality of logical screens with each of the received at least one service, wherein a plurality of screens comprise the plurality of logical screens and a display screen; a second module which associates each of the plurality of logical screens with the display screen; a third module that configures state information of each of screen objects categorized into a logical screen object and a display screen object, based on associations of each of the screen objects with objects including the at least one received service, the plurality of logical screens, the at least one display screen and at least one output port; an abstract services module that, when an abstract service is received, provides the abstract service for display on the display screen independent of the plurality of the logical screens; and a processor which, in cooperation with the first module, the second module and the third module, associates the display screen, which is associated with at least one logical screen of the plurality of logical screens associated with the audio component of the received at least one service, with the at least one output port, wherein the processor further assigns audio focus to the at least one logical screen associated with the audio component of the received at least one service to output the corresponding audio component, by a user or application, wherein the abstract service is independent of broadcast channels, and wherein the plurality of the logical screens are virtual screens comprising background screens and executed services, and the logical screens are mapped to a display screen. |
