Patent ID: 7905402

Claim:
A goods management server comprising: a goods information acquiring unit periodically acquiring goods information from RFIDs attached to goods; a location information acquiring unit mapping the location of the goods and a map of a space in which the goods exist based on information on the distance of the goods acquired from the strength of a signal between RFIDs or a signal transfer delay; a goods information management unit storing the goods information and the information on the location of the goods and periodically updating the goods information and the information on the location of the goods; a goods information request unit that manages goods information and information on the location of goods from the RFID attached to the goods in order to provide the goods information and the information on the location of the goods, wherein the goods information request unit comprises: a personal goods registration unit registering specific goods as a user's personal goods; a goods information providing unit coupled to the goods information management unit and a goods information providing terminal, the goods information providing terminal to display a goods search function on a screen from which a specific user among of users selects desired goods and the user's personal goods among the selected desired goods, the goods information providing terminal further to display an information service menu relating to selected goods in response to the specific user's selection, wherein the information service menu provides the information on the location of the selected goods, how to use the selected goods, and information on order, exchange or repair of the selected goods, wherein said information relating to the specific user's personal goods is available only to the specific user among the plurality of users; and a goods information display unit outputting, in audio and graphics forms, information of the selected goods in response to a request from the user.