Patent ID: 6819440
Filing Date: 2004-11-16
Classification: B42P,G06K

Abstract:
A method of operating a presentation device, said method comprising:the presentation device receiving from an external source a data stream containing a plurality of data sets to be presented; the presentation device detecting within the data stream occurrences of an include command that specifies remotely stored data that is to be presented; in response to detecting said occurrences of said include command in the data stream, the presentation device automatically switching between a direct mode and an on-demand mode of presentation as an operational mode for the presentation device in presenting one or more of said plurality of data sets in said data stream; wherein when said presentation device operates in said direct mode, said presentation device receives said data stream from the external source, rasterizes data within said plurality of data sets, stores said rasterized data locally, and then presents said rasterized data; and wherein when said presentation device operates in said on-demand mode, said presentation device receives said data stream from the external source, processes data within said plurality of data sets into one or more object lists, and builds one or more presentation units at presentation time from objects identified within said one or more object lists.