Abstract:Fast Frequency Hopping (FFH) communications is an important technology of anti-jamming in military applications. In this paper, anti-jamming performance and implementation of Ultra-Fast Frequency Hopping (UFFH) test-bed are described. The test-bed capable of transmitting data at 96kbps with hopping rates of up to 100khops/s operates in the VHF/UHF band and keeps capability of communication under the condition in which the 60% of system working spectrum is stained. Based on Software Defined Radio (SDR) technology, the architecture uses a Direct Digital frequency Synthesizer (DDS) to implement demodulation and modulation of Frequency Hopping (FH) signal. Furthermore, different arithmetic of digital signal processing and parameters could be software configured because of the high performance Analog-to-Digital Converter (ADC) and the super-heterodyne architecture. Finally, it is showed by the result of measure and simulation that UFFH test-bed has a robust anti-jamming performance.
陈亚丁; 刘晓晖; 程郁凡; 李少谦. 超高速跳频通信系统的实现及抗干扰性能[J]. 电子与信息学报, 2007, 29(9): 2191-2194 .
Chen Ya-ding; Liu Xiao-hui; Cheng Yu-fan; Li Shao-qian. The Architecture and Anti-jamming Test of Ultra-Fast Frequency HopPlatform. , 2007, 29(9): 2191-2194 .