Title :
Practical quantum key distribution over 100 km using sinusoidally gated InGaAs/InP avalanche photodiodes
Author :
Namekata, Naoto ; Takesue, Hiroki ; Honjo, Toshimori ; Tokura, Yasuhiro ; Inoue, Shuichiro
Author_Institution :
Inst. of Quantum Sci., Nihon Univ., Tokyo, Japan
Abstract :
We report on the quantum key distribution experiment using ultra-low-noise 2-GHz sinusoidally gated InGaAs/InP avalanche photodiodes. The detectors enabled us to distribute secure keys over 100 km with a bit rate of 24 kbps.
Keywords :
III-V semiconductors; avalanche photodiodes; gallium arsenide; indium compounds; optical communication equipment; quantum cryptography; InGaAs-InP; bit rate 24 kbit/s; distance 100 km; practical quantum key distribution; sinusoidally gated avalanche photodiodes; ultra low noise avalanche photodiode; Avalanche photodiodes; Communications technology; Detectors; Indium gallium arsenide; Indium phosphide; Logic gates; Photonics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
