Photon counting for quantum key distribution with Peltier cooled InGaAs/InP APDs

被引:145
作者
Stucki, Damien [1 ]
Ribordy, Grégoire [1 ]
Stefanov, André [1 ]
Zbinden, Hugo [1 ]
Rarity, John G. [2 ]
Wall, Tom [2 ]
机构
[1] Group of Applied Physics, University of Geneva, 1211 Geneva 4, Switzerland
[2] S and E Division Defence Evaluation and Research Agency, St. Andrews Rd, Malvern, WR14 3PS, United Kingdom
关键词
Computer simulation - Laser pulses - Optical fibers - Peltier effect - Photodetectors - Photodiodes - Photons - Quantum cryptography - Rayleigh scattering - Semiconducting indium gallium arsenide - Semiconducting indium phosphide - Timing jitter;
D O I
10.1080/09500340110069246
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学科分类号
摘要
The performance of three types of InGaAs/InP avalanche photodiodes is investigated for photon counting at 1550 nm in the temperature range of thermoelectric cooling. The best one yields a dark count probability of 2.8 × 10-5 per gate (2.4 ns) at a detection efficiency of 10% and a temperature of -60°C. The afterpulse probability and the timing jitter are also studied. The results obtained are compared with those of other papers and applied to the simulation of a quantum key distribution system. An error rate of 10% would be obtained after 54 km.
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