Patent Document ID: 20010024425
Application ID: 09765008
Patent Flag: 0

Claim One:
1. A data communication system comprising: a transmitting apparatus incorporating a contents data generating means for generating a contents data; a plurality of receiving apparatuses; a data transmitting apparatus which transmits data between said transmitting apparatus and said receiving apparatuses; a data selecting and receiving means wherein at least one of said plural receiving apparatuses selects and receives data transmitted from said transmitting apparatus; a received data processing means for processing data received by said data selecting and receiving means, and a profile ID linking means which initially generates a profile ID corresponding to a profile related to said contents data and/or transmission and reception of said contents data and then causes said profile ID to be linked with said contents data; wherein a receiving device incorporating a received profile ID data memory means for storing a profile ID data including a receivable profile ID is interchangeably incorporated in at least one of said receiving apparatuses; and said data selecting and receiving means selects and receives data based on said profile ID.