Patent ID: 7752643

Claim:
An information access system capable of distributing program meta information and a content with an interrelation established therebetween, the information access system comprising: an information distribution device storing: (a) program meta information; and (b) content meta information; a transmitter configured to transmit: (a) the program meta information; and (b) a meta information reference ID; an information reception device including: (a) a display device; (b) a receiver; (c) a processor; and (d) a memory device storing instructions, which when executed by the processor, cause the processor to operate with the receiver and the display device to: (i) receive: (A) the program meta information; and (B) the meta information reference ID; (ii) request content meta information from the information distribution device based on said received meta information reference ID, the requested content meta information being distributed to the information reception device in response to the request; (iii) determine whether the requested content meta information has an update possibility; (iv) if the determination is the requested content meta information has the update possibility, perform an update confirmation process; (v) if the determination is the requested content meta information does not have the update possibility, do not perform the update confirmation process so as to increase efficiency of an update process; and (vi) display the distributed content meta information requested from the information distribution device, said displayed content meta information: (A) being based on the meta information reference ID; and (B) being a latest content meta information.