A positioning system according to an embodiment of the above description includes a transmitter including a first transmitting unit and a second transmitting unit for transmitting a first signal and a second signal having different velocities, respectively; and a receiver including: a first receiving unit and a second receiving unit for measuring each time of reception of the first signal and the second signal; and a position determining unit for measuring a location of the transmitter using a difference in reception time of the first signal and the second signal.