| 摘要 |
A communication apparatus includes: a transmitter configured to transmit to an external apparatus a search signal for requesting the external apparatus to transmit an address that is uniquely assigned to the external apparatus; a receiver configured to receive a response signal being transmitted from the external apparatus in response to the search signal, the response signal containing positional information and the address of the external apparatus; and an extractor configured to extract the positional information from the response signal received by the receiver. |
