Search results for: ZhiYu Chen
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Investigation of ELF Radiation Generated by Artificially Modulated Ionosphere and Its Applicability to Communication to Submarines.
Chinese Science Abstracts Series A > 1995 > 14 > 4 Part A > 59
Powerful HF waves modulated by ELF signals are employed to heat the lower ionosphere and generate ELF radiations that might be applicable to communication to submarines. Numerical results show that, if the frequency and effective radiation power of the HF waves are 5MHz and 100MW respectively, with modulation frequency 100Hz, then the attenuation rates of the Quasi-TEM propagation in the earth-ionosphere...
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