An algorithm used trigonometry to passively locating a moving emitter with direction of arrival(DOA) and time difference of arrival(TDOA) of the emitter signal is given.

• 提出了一种利用平面解三角,并结合辐射源信号到达方向和脉冲到达时间差对运动辐射源进行单站无源定位的算法。