Ultrafast Fully Photonic Random Bit Generator
Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
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Yn: Journal of Lightwave Technology, Cyfrol 36, Rhif 12, 15.06.2018, t. 2531-2540.
Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
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T1 - Ultrafast Fully Photonic Random Bit Generator
AU - Li, Pui
AU - Guo, Ya
AU - Guo, Yangqiang
AU - Fan, Yuanlong
AU - Guo, Xiaomin
AU - Liu, Xianglian
AU - Li, Kunying
AU - Shore, K. Alan
AU - Wang, Yuncai
AU - Wang, Anbang
PY - 2018/6/15
Y1 - 2018/6/15
N2 - To achieve complete security of communication, there is a need for “real-time” ultrafast physical random bit generators (RBGs). In the available physical RBGs, random bit extraction is effected in the electrical domain and, therefore, cannot directly function beyond the frequencies of 10 GHz or so in real time. Here, we present a fully photonic strategy for real-time random number generation and report a proof-of-concept experimental demonstration of an integrated 10 Gb/s RBG system (prototype) based on laser chaos. The use of an ultrastable mode-locked laser, together with ultrafast optical interactions, gives our method the capability to develop super-high-speed RBGs in practice. The photonic implementation is fully compatible with optical communications so that well-established optical multiplexing techniques can be used to realize Tb/s real-time random bit generation.
AB - To achieve complete security of communication, there is a need for “real-time” ultrafast physical random bit generators (RBGs). In the available physical RBGs, random bit extraction is effected in the electrical domain and, therefore, cannot directly function beyond the frequencies of 10 GHz or so in real time. Here, we present a fully photonic strategy for real-time random number generation and report a proof-of-concept experimental demonstration of an integrated 10 Gb/s RBG system (prototype) based on laser chaos. The use of an ultrastable mode-locked laser, together with ultrafast optical interactions, gives our method the capability to develop super-high-speed RBGs in practice. The photonic implementation is fully compatible with optical communications so that well-established optical multiplexing techniques can be used to realize Tb/s real-time random bit generation.
KW - Chaos
KW - optical signal processing
KW - random number generation
KW - semiconductor laser
KW - semiconductor laser amplifier
U2 - 10.1109/JLT.2018.2817512
DO - 10.1109/JLT.2018.2817512
M3 - Article
VL - 36
SP - 2531
EP - 2540
JO - Journal of Lightwave Technology
JF - Journal of Lightwave Technology
SN - 0733-8724
IS - 12
ER -