| 摘要 |
<p>The present invention relates to an inter-vehicular advertising system and an inter-vehicular advertising method which can distribute an advertisement between moving nodes using a vehicular ad hoc network. At least one of the moving nodes of the inter-vehicular advertising system broadcasts first advertising data including a first digital certificate of the moving node, advertising content, a first level index representing an advertising distribution level, a first hash function corresponding to the first level index, and a certificated advertising permission and transmits a signed first electronic voucher to an advertising receiving node in response to advertising reception data including a second digital certificate and a receipt confirmation from the advertising receiving node for the first advertising data. The first electronic voucher includes the advertising permission, an identification code of the advertising receiving node, and a combination message of a second level index increased or decreased from the first level index and a second hash function corresponding to the second level index.</p> |
