| 摘要 |
FIELD: radio engineering; broadband communication systems using noise-like signals. ^ SUBSTANCE: proposed system that has pseudorandom sequence generator, frequency synthesizer, modulator, and adder on transmitting end, as well as pseudorandom sequence generator connected to modulator, multiplier, intermediate-frequency filter, and demodulator, on receiving end is provided with code converter inserted between pseudorandom sequence generator output and frequency synthesizer input newly introduced on transmitting end, first detector, subtracter, low-pass filter; on receiving end it is provided with newly introduced code converter inserted between pseudorandom sequence generator output and frequency synthesizer input, additional modulator, additional multiplier, additional intermediate-frequency filter, first detector, subtracter, low-pass filter, second detector, and adder. ^ EFFECT: enhanced throughput capacity. ^ 1 cl, 2 dwg |
