LEO satellite communication system has the properties of larger power dynamic range, larger and faster changed doppler frequencyshift and rapid fluctuation compared to ordinary communication system.
The working processes of the frequency-tracking phase-shift PWM controlled full bridge power supply load series resonant type DBD ozone generation power system are analyzed.
系统的分析了频率跟踪移相PWM控制全桥供电的串联谐振负载式DBD型臭氧发生器电源系统的工作过程。
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The maximum Doppler frequencyshift is an important parameter which affects the performance of the OFDM system.