Patent ID: 8665962
Filing Date: 2014-03-04
Classification: H04N

Abstract:
1. A method of operating a digital television decoder, said decoder comprising a random access memory, said random access memory storing onboard software, wherein said decoder is operable in a run mode to execute said onboard software, said method comprising: downloading a group of applications and data usable by said applications, said group of applications and data together forming a current interactivity image of the onboard software that is broadcast with audio-visual data; activating a power saving mode on said decoder; and upon activating said power saving mode: wherein said updated interactivity image and execution context is are saved in a data storage area of said random access memory, wherein properties of said data storage area are stored in a secure area of said random access memory, and wherein said secure area is addressed by a fixed address that remains unchanged even after a rebooting of said onboard software.