Effect of digital acquisition on complexity of chaos
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In: Optics Letters, Vol. 42, No. 13, 01.07.2017, p. 2507-2510.
Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Effect of digital acquisition on complexity of chaos
AU - Hong, Yanhua
AU - Ji, Songkun
PY - 2017/7/1
Y1 - 2017/7/1
N2 - Effect of data acquisition on the complexity of chaos using permutation entropy has been studied experimentally and numerically. The complexity of chaos is quantified using the normalized permutation entropy at the feedback round trip time. Two ‘abnormal’ variations of complexity of chaos with bias current have been observed experimentally. The different vertical scales of the oscilloscope in data acquisition are attributed to this ‘abnormal’ change. The method to remove the effect of data acquisition has also been proposed.
AB - Effect of data acquisition on the complexity of chaos using permutation entropy has been studied experimentally and numerically. The complexity of chaos is quantified using the normalized permutation entropy at the feedback round trip time. Two ‘abnormal’ variations of complexity of chaos with bias current have been observed experimentally. The different vertical scales of the oscilloscope in data acquisition are attributed to this ‘abnormal’ change. The method to remove the effect of data acquisition has also been proposed.
KW - Chaos
KW - Semiconductor lasers
KW - Metrology
KW - Detection
U2 - 10.1364/OL.42.002507
DO - 10.1364/OL.42.002507
M3 - Article
VL - 42
SP - 2507
EP - 2510
JO - Optics Letters
JF - Optics Letters
SN - 0146-9592
IS - 13
ER -