Patent ID: 6975836

Claim:
A data broadcasting system comprising: program providing means for providing programs for data broadcasting, said programs including plural contents to be used in programs and presentation control data specifying the manner of presentation of each content, by assigning and multiplexing in arbitrary channels in each program, and a receiving terminal device which receives the data broadcast programs provided by the program providing means, separates the contents and presentation control data, and presents the contents on the basis of the presentation control data, wherein in the receiving terminal device, the program providing means provides plural contents groups as a series of programs, the plural contents groups comprising at least real time reception type contents selectively received and reproduced in real time, first store type contents reproduced after being stored as reception is started by selection, second store type contents read and reproduced when selected as being automatically received and stored, and parallel type contents combining the real time reception type contents and first or second storing type contents, and each of the contents additionally including attribute information indicating one of the real time reception type, the first store type, the second store type and the parallel type, and the receiving terminal device receives and reproduces contents based on the attribute information added to each contents.