学科分类
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3 个结果
  • 简介:Atunablenegativecoefficientband-passmicrowavephotonicfilter(MPF)withimprovedmainlobe-to-sidelobesup-pressionratio(MSSR)byaSagnacinterferometer(SI)isexperimentallydemonstrated.ThenegativecoefficientcharacteristicofMPFisachievedbyusingthephasemodulationtechnology.Thecentralfrequencyoftheband-passMPFistunablecontinuouslybychangingthewavelengthseparationofmulti-wavelengthopticalcarriers.A38-tapnegativecoefficientband-passMPFwhoseMSSRisincreasedbyabout6.371dBisachievedinexperimentbyapodizingthetapcoefficientwiththeSagnacinterferometer.

  • 标签: SAGNAC干涉仪 微波光子 负系数 滤波器 带通 主瓣