摘要 |
PROBLEM TO BE SOLVED: To obtain information without re-input for retrieval in obtaining position information again after a user retrieves the position information. SOLUTION: A transmit part 230 transmits position information and a terminal identifier, a storage part 120 stores the position information and the terminal identifier, an obtaining part 350 obtains the terminal identifier, a transmit part 330 transmits the terminal identifier and the device identifier, a receiving part 110 receives the terminal identifier and the device identifier, a read-out part 160 reads out the position information, a retrieval part 140 retrieves base generating position information and obtains it, a transmit part 130 transmits base generating position information, a receiving part 310 receives the base generating position information, and an output part 340 outputs the base generating position information. |