The fidelity of continuous variable teleportation can be optimized by changing the gain in the modulation of the output field. We discuss the gain dependence of fidelity for coherent, vacuum and one photon inputs and propose optimal gain tuning strategies for corresponding input selections.
Cite
@article{arxiv.quant-ph/0111127,
title = {Gain tuning and fidelity in continuous variable quantum teleportation},
author = {Toshiki Ide and Holger F. Hofmann and Akira Furusawa and Takayoshi Kobayashi},
journal= {arXiv preprint arXiv:quant-ph/0111127},
year = {2009}
}