RADIO ALTIMETER EFFICIENCY ANALYSIS SYSTEM AND OPERATION ALGORITHM THEREFOR

摘要

In a radio altimeter efficiency analysis algorithm of the present invention, various antennas (201), which can be selected by an antenna switch (220) and controlled by an antenna operating unit (230) radiate beams of different frequency bands to the ground or the ocean; a signal collecting device (200) collects various information with the directive measurement altitude information of a radio altimeter (500) differently indicating the frequency, beam width, and tilting angle of the antenna with one flight; and a signal recording device (300), in which a global positioning system (GPS) receiver (310), a common altimeter (320), an image recording device (330), a data communication device (360), and a graphical user interface (GUI) (300-2) are connected, provides a comparison reference for measurement accuracy of the radio altimeter (500). Therefore, the measurement performance of the radio altimeter (500) is accurately verified, the accuracy for the topography of information collecting location is improved, information on the radiation variation of the antenna (210) is provided, and test results can be confirmed in real time using the wired and wireless communication and the GUI (302).;COPYRIGHT KIPO 2014;[Reference numerals] (a) Transmission and reception information;(AA) Antenna 1;(b) Measurement time synchronization information;(BB) Antenna 2;(CC) Antenna N