An FWM-based coherent self-superposition technique is proposed and demonstrated to synthesize 12.5-Gb/s SSB Nyquist 16QAM from Twin-SSB Nyquist QPSK, which effectively relaxes DAC resolution requirement. An equalization algorithm is also proposed for such approach's detection.
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机译:提出并展示了一种基于FWM的相干自叠加技术,该技术可从Twin-SSB Nyquist QPSK合成12.5 Gb / s SSB Nyquist 16QAM,从而有效地放宽了DAC分辨率的要求。还针对这种方法的检测提出了一种均衡算法。
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