A bidirectional multipath chaotic laser communication system and a communication method
A chaotic laser and communication system technology, applied in lasers, transmission systems, wavelength division multiplexing systems, etc., can solve problems such as information rate-limited external cavity delay characteristics, and achieve practical progress, guarantee security, and enhance security. sexual effect
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[0025] The present invention will be further described below in conjunction with specific embodiments.
[0026] A two-way multi-channel chaotic laser communication system, such as figure 1 As shown, it includes the light injection part generated by the ultra-wideband chaotic laser, the non-delay feature multi-wavelength chaotic laser generation part, the forward multiple information loading transmission demodulation part, and the reverse multiple information loading transmission demodulation part;
[0027] The light injection part generated by the ultra-wideband chaotic laser includes a single-mode band isolator wavelength tunable semiconductor laser 1, an output end of the single-mode band isolator wavelength tunable semiconductor laser 1 and an input end of the first erbium-doped fiber amplifier 2 The output end of the first erbium-doped fiber amplifier 2 is connected to the input end of the first fiber polarization controller 3, and the output end of the first fiber polarization...
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