摘要 |
A communication method includes the steps of transmitting, by means of a first communication apparatus, personal information to a second communication apparatus; receiving, by means of the second communication apparatus, the personal information and searching, by means of the second communication apparatus, whether or not personal information having the same content as the received personal information exists in the second communication apparatus; and notifying, by means of the second communication apparatus, the first communication apparatus of a search result. |