| 摘要 |
<p>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.</p> |
