Network system, network server and terminal device

摘要

A network system, a network server and a terminal device, capable of easily and surely transmitting various information to a user being the destination of the information. The terminal device to be used by a user is recorded in the network server 22 . The network server 22 converts information to be transmitted to the terminal device used by the user into information conformed to the terminal device used by the user, or transmits a notice to the terminal device to the effect that there is information to be transmitted to said user. Thereby, the information can be easily and surely transmitted to the user who is the destination of the information.