SYSTEM USING MULTI-CHANNEL BROADCASTING CONTROL FUNCTION

摘要

This invention relates to an advertisement system using multi−channel broadcasting control function. In the advertisement system, if a client terminal is turned on, it is connected to a service providing server by an agent program and transmits socket ID assigned thereto and state information. The service providing server analyzes the socket ID and the state information and the client terminal downloads proper service image information. In addition, the service providing server changes channels of a display unit communicating with the client terminal using predefined control command and converts the displaying state.