Patent ID: 7801303
Filing Date: 2010-09-21
Classification: H04N

Abstract:
1. A method of providing a video program in response to a demand by a subscriber, wherein the video program is repeatedly transmitted on one of a plurality of channels by a headend, each repeated transmission separated from a previous transmission by a predetermined period of time, the method comprising the steps of: inserting a trigger into the video program at a predetermined transition point; delivering a first portion of the video program available for viewing on demand, the first portion of the video program comprising the trigger inserted at the predetermined transition point; if reception and decryption of the received first portion of the video program is authorized, decrypting the first portion of the at least one video program; storing the decrypted first portion of the video program on a digital video recorder (DVR); offering the video program for purchase by the subscriber; accepting a subscriber demand to purchase the video program; retrieving the stored first portion of the video program from the DVR after accepting a subscriber demand to purchase the video program; authorizing capture and decryption of a remaining portion of the purchased video program from the headend; switching from the stored decrypted first portion of the at least one video program to the captured and decrypted remaining portion of the purchased video program at a time indicated by the trigger.