Title :
Noise figure improvement and quantum information tapping in a fiber optical parametric amplifier with correlated quantum fields
Author :
Xiaoying Li ; Xueshi Guo ; Nannan Liu ; Yuhong Liu ; Ou, Z.Y.
Author_Institution :
Key Lab. of Optoelectron. Inf. Technol., Tianjin Univ., Tianjin, China
Abstract :
We demonstrate a low noise fiber-optical parametric amplifier (FOPA), with noise figure 0.7dB lower than a regular FOPA having vacuum at the unused input port. The scheme can be used as a quantum information tap.
Keywords :
optical fibre amplifiers; optical noise; optical parametric amplifiers; quantum optics; correlated quantum fields; low noise fiber-optical parametric amplifier; noise figure improvement; quantum information tapping; vacuum; Elementary particle vacuum; Frequency measurement; Frequency modulation; Noise measurement; Optical noise; Signal to noise ratio;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
