Continuously tunable optical frequency shift of 1.6-Tb/s superchannel up to THz-range by polarization switched frequency conversion

@article{Kato2017ContinuouslyTO,
  title={Continuously tunable optical frequency shift of 1.6-Tb/s superchannel up to THz-range by polarization switched frequency conversion},
  author={Tomoyuki Kato and Shigeki Watanabe and Takahito Tanimura and Thomas G. Richter and Robert Elschner and Carsten Schmidt-Langhorst and Colja Schubert and Takeshi Hoshida},
  journal={2017 Optical Fiber Communications Conference and Exhibition (OFC)},
  year={2017},
  pages={1-3}
}
We present a continuously tunable optical frequency shifter which allows to choose any shift-frequency including fractions of the original signal bandwidth. A 1.6-Tb/s PDM-16QAM superchannel is arbitrarily frequency-shifted within THz-range during a 200-km error-free transmission. 

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