Patent ID: 7913286
Filing Date: 2011-03-22
Classification: H04N

Abstract:
1. An interactive television (ITV) system comprising: an authoring tool generating an ITV application, the ITV application including presentation information for presenting ITV content, the presentation information being represented via a plurality of data structures built based on one or more predetermined data structure types, at least one of the plurality of data structures configured to include an attribute and value pair for defining a presentation parameter of the ITV content; and an execution engine receiving and executing the ITV application and the ITV content, the execution engine storing a plurality of default values for a plurality of attributes for defining default presentation parameters of the ITV content, the execution engine determining whether the at least one of the data structures includes one or more values for one or more of the plurality of attributes, and responsive to a determination that the at least one of the data structures includes the one or more values, retrieving the one or more values from the at least one of the data structures instead of the corresponding default values for presenting the ITV content.