Patent ID: 7376748

Claim:
A data delivering method delivering data from a source device to a destination device in a system including the source device, a first relay device, and second and third relay devices arranged in parallel, comprising: generating structure information, which includes first information to identify first element data to be collected by the first relay device, second information to identify second element data to be collected by the second relay device, third information to identify third element data to be collected by the third relay device and fourth information to identify the second relay device and the third relay device, by the source device; collecting the first element data by the first relay device according to the first information in the structure information; transmitting the first element data and the structure information from the first relay device to both of the second and third relay devices according to the fourth information in the structure information; collecting the second element data by the second relay device according to the second information in the structure information; delivering the first and the second element data from the second relay device to a destination device connected to the second relay device; collecting the third element data by the third relay device according to the third information in the structure information; and delivering the first and the third element data from the third relay device to a destination device connected to the third relay device.