Content data acquisition method, and a content data providing method, and a client terminal and a content data providing apparatus and the content data related information providing apparatus and the content data acquisition program, and storage medium storing the content data acquisition program

摘要

PROBLEM TO BE SOLVED: To provide a contents providing method and system, a client terminal, a content providing method, a contents related information providing device, a contents providing program and a storage medium storing a contents providing program capable of distributing contents data or information adapted to an environment or conditions of a user without consciousness of a difference in information transmitting media when contents data is circulated over a digital communication network such as the Internet or an information transmitting medium such as a magazine or television and a user wants to receive a service having other functions from the contents data. SOLUTION: When the contents data are circulated over the digital communication network such as the Internet or the information transmitting medium such as the magazine or television, an RRDS is sent generated from a contents ID read by the client terminal, contents information generated on the basis of the contents ID is sent to the client terminal, and an application is activated and executed on the basis of the contents information in the client terminal.