| 摘要 |
PROBLEM TO BE SOLVED: To openly perform transaction related with advertisements. SOLUTION: Terminal equipment 3 of a bidder and an auction managing server 2A and an advertisement frame information managing server 2B are connected through an open network. In the server 2B, advertisement frame information for a bid is specified based on access information transmitted from the terminal equipment 3 of the bidder (S2). Then, the specified advertisement frame information and the format data of the bid information are transmitted to the terminal equipment 3 of the bidder (S3). The bid information prepared by the bidder is transmitted from the terminal equipment 3 to the server 2A (S4). In the server 2A, the original data of the bid situation information is updated based on the bid information (S5), and the updated bid situation information is transmitted to the terminal equipment 3 of the bidder (S6). When the bid is concluded, successful bid information is prepared by the server 2A (S10), and the successful bid information is transmitted to the terminal equipment 3 of the bidder and a transaction execution system (S11). |
