Patent ID: 6314571
Filing Date: 2001-11-06
Classification: H04H,H04N

Abstract:
A program guide data collection and delivery system comprising:a plurality of program guide data transmitting devices respectively included in a corresponding one of a plurality of broadcasting stations, a plurality of program guide data providing devices and a program guide data collection and delivery device that is provided independently of said plurality of broadcasting stations and said program guide data transmitting devices and of said program guide data providing devices, whereineach of said program guide data transmitting devices transmits program guide data of the corresponding one of broadcasting stations to said program guide data collection and delivery devices;said program guide data collection and delivery device collects program guide data of the plurality of broadcasting stations respectively broadcasting their own programs, and transmits all the thus collected plurality of program guide data to all the plurality of program guide data providing devices, irrespective of whether or not program corresponding to said program guide data are broadcast by each of said broadcasting stations; andeach of said plurality of program guide data providing devices provides the program guide data of all of the plurality of broadcasting stations including program guide data of other stations, which have been delivered from said program guide data collection and delivery device, to the program guide viewers of each of their own broadcasting stations, irrespective of whether or not the programs corresponding to said program guide data are broadcast.