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Compression scheme of single-sideband modulation signal spectrum-spreading several dozen times at frequencies above 1.5 MHz
Compression scheme of single-sideband modulation signal spectrum-spreading several dozen times at frequencies above 1.5 MHz
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机译:单边带调制信号在1.5 MHz以上频率上频谱扩展数十次的压缩方案
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摘要
the spectrum of the signal u0441u0436u0430u0442u0438u00a0 u043eu0434u043du043eu043fu043eu043bu043eu0441u043du043eu0439 u043cu043eu0434u0443u043bu00a0u0446u0438u0438 compression of several u0434u0435u0441u00a0u0442u043au043eu0432 times at frequencies more than 1.5 mhz is composed of circuits of an hour u0442u043eu0442u044b u0432u043eu0437u0431u0443u0434u0438u0442u0435u043bu00a0, comprising a generator u0442u0440u0435u0443u0433u043eu043bu044cu043du043eu0433u043e u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 period u0438u0437u043cu0435u043du0435u043du0438u00a0 u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 equal to 0.16 ms and less u0443u043fu0440u0430u0432u043bu00a0u0435u043cu043eu0433u043e triangular u043du0430u043fu0440u00a0u0436u0435u043du0438u0435u043c apar u0446u0435u0432u043eu0433u043e electronic u043fu0435u0440u0435u0441u0442u0440u0430u0438u0432u0430u0435u043cu043eu0433u043e generatorcapable of forming the frequency u0438u0437u043cu0435u043du00a0u044eu0449u0443u044e their significance u0442u0440u0435u0443u0433u043eu043bu044cu043du043eu043cu0443 law within 3.9 khz and more u0441u043cu0435u0441u0438u0442u0435u043bu00a0, at the entrances of which u043fu043eu0434u0430u0435u0442u0441u00a0 signal u043eu0434u043du043eu043fu043eu043bu043eu0441 noah u043cu043eu0434u0443u043bu00a0u0446u0438u0438 and u0438u0437u043cu0435u043du00a0u044eu0449u0430u00a0u0441u00a0 frequency generator to the level exceeding the level of the signal in a low-frequency filter, with the possibility to isolate the signal u043eu0434u043du043eu043fu043eu043bu043eu0441 noah u043cu043eu0434u0443u043bu00a0u0446u0438u0438, u0438u0437u043cu0435u043du00a0u044eu0449u0435u0433u043e their frequency position u0442u0440u0435u0443u0433u043eu043bu044cu043du043eu043cu0443 lawbandwidth, less a few u0434u0435u0441u00a0u0442u043au043eu0432 times than the spectrum of a signal in which the period of a frequency signal u0438u0437u043cu0435u043du0435u043du0438u00a0 'u043fu043eu043bu043eu0436u0435u043du0438u00a0 fast psp the frequency spectrum of the signal u044bu0432u0430u0442u044c u0441u043eu0441u0442u0430u0432u043bu00a0u044eu0449u0438u0435 om.
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