1
David B Lett, William M Raley Jr, Michael T Hayashi: Method and apparatus for providing interactive electronic programming guide. Scientific Atlanta, Banner & Allegretti, January 7, 1997: US05592551 (825 worldwide citation)

A subscription television system is provided that transmits a plurality of television signals to a plurality of subscribers. The television signals include pay-per-view programs (purchased by feature) or near-video-on-demand programs (purchased for a period of time for unlimited viewing) that are pr ...


2
Lett David B, Raley William Michael Jr, Hayashi Michael T: Method and apparatus for providing interactive electronic programming guide. Scientific Atlanta, February 5, 1997: EP0756797-A1 (2 worldwide citation)

A subscription television system is provided that transmits a plurality of television signals to a plurality of subscribers. The television signals include pay-per-view programs (purchased by feature) or near-video-on-demand programs (purchased for a period of time for unlimited viewing) that are pr ...


3
Lett David B, Raley William Michael Jr, Hayashi Michael T: Method and apparatus for providing interactive electronic programming guide. Scientific Atlanta, POTENZA Joseph M, October 26, 1995: WO/1995/028799

A subscription television system is provided that transmits a plurality of television signals to a plurality of subscribers. The television signals include pay-per-view programs (purchased by feature) or near-video-on-demand programs (purchased for a period of time for unlimited viewing) that are pr ...



Click the thumbnails below to visualize the patent trend.