| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a communication device, a communication system, a positioning method, and a positioning program for solving the problem in which duration time of a battery for the communication device becomes short.SOLUTION: A communication device 91 comprises: a communication unit 12 which acquires assist data including navigation data of a satellite through a communication network; and a positioning unit 11 which measures a position after the assist data is acquired. When communication is established by the communication unit 12, a positioning result by the positioning unit 11 is output through a communication network. Moreover, the communication device 91 comprises a CPU unit 13 and executes a positioning program for the communication device.</p> |
