...南大学学报（自然科学版、英文版） 关键字: 短波通信；频谱感知；数字信道化；循环谱特征[gap=1221]Key words: HF communication; spectrum sensing; digital channelized; cyclic-feature...
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HF communication systems 高频电讯系统
multichannel HF-communication equipment 多路高频通信设备
hf communication system 短波通信系统
airborne hf communication 机载短波通信
HF communication interference 高频通信干扰
air-ground HF communication 短波地空通信
That has impact on the speed and reliability of transmission. Therefor,it is very significant to apply OFDM in high speed HF communication.
因此,将OFDM技术应用于高速高频通信系统成为极其有意义的研究方向。
参考来源 - 高频OFDM通信系统关键技术研究As an important method for middle or long distance wireless communication,HF communication plays important role in morden communication.
短波通信在现代通信中具有重要的地位，长期以来一直是一种不可缺少的远距离通信方式。
参考来源 - 基于DSP的高频实时信道模拟·2,447,543篇论文数据，部分数据来源于NoteExpress
Present the SSB modulation and some characters of HF communication.
分析短波通信的特点，了解单边带调制的相关特性；
The domestic research on third generation HF communication came late and most of the HF radio stations are based on second generation.
我国第三代短波通信的研究刚刚起步，国内的短波通信系统大多基于第二代短波通信标准。
In modern HF communication, burst communication is applied to improve such performances as anti - interference and anti - interception etc.
在现代高频通信中，为了提高抗干扰与抗截获性能，使用了突发通信模式。
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