Method for selecting an executable software image

Abstract From the Canadian patent

The invention concerns a method for use in a television digital decoder for selecting and executing an executable software image the method comprising starting a self-executable bootstrapping software to load an image. Said method is characterised in that it consists in constituting a reference table referring to one among (n-m) non erasure-protected images stored in a memory zone then in accordance with a routine performed at each reset of the decoder v1) verifying whether the reference table is present and integral p) running through the table in a sequence so as to reach the stored images to which each reference corresponds v2) verifying whether the image corresponding to the first …