도플러 효과를 활용하여 미사일이나 항공기 등 이동 중인 물체의 거리와 위치를 정밀하게 측정하는 시스템.
A precision distance-measuring system that utilizes the Doppler effect to track the range and position of moving objects, such as missiles or aircraft.
예문:
"The DORAN system was essential for monitoring the missile's velocity and range during the test flight."
"Technicians updated the DORAN software to improve signal processing accuracy in high-altitude environments."