Research About Digital Earth Sensor Source
Huang Xian-long · Yuhang jice jishu · 2005
Earth sensor signal source(ESSS) supplies electric exciting signal for earth sensor(ES) in the ground closed loop test of satellites.According to a company's new digital ES the designed principles of the new digital ESSS was described, hardware component graph and software flow chart were presented.In the end,the factors influencing system errors and random errors were analyzed and some ways for decreasing errors were mentioned.