Method and apparatus for processing digital service signal

摘要

A digital service signal apparatus is disclosed. The digital service signal apparatus includes a receiving module receiving signaling information having channel information for an application from the digital service signal, a generating module generating a request using the channel information, a sending module sending the generated request, a downloading module downloading the application, an executing module configured to execute the API related to the application and a registering module configured to register the specific key set according to the mode number.

主权项

1. A method of processing a digital service signal, the method comprises:
receiving signaling information for an application from the digital service signal by a receiver, wherein the signaling information includes a service signaling table having channel information; generating a request using the channel information by a generator; sending the generated request by a sending module; receiving location information of the application related to the digital service signal according to the sent request by the receiver; downloading the application using the received location information by a downloader, wherein the application is associated with an API (Application Programming Interface) to set mode information indicating a display status of the application, wherein the mode information includes a mode number indicating the display status of the application and a key set indicating keys which are needed in the display status of the application, wherein the key set is changed when the display status of the application is changed, wherein the display status of the application is a full display or an icon display, wherein the full display indicates that actual contents of the application are displayed on a screen and the icon display indicates that only an indicator of the application is displayed on a screen; executing the API to set the mode information by an executer; and registering the key set according to the mode number by a register.