Coherence of noisy oscillators with delayed feedback

被引:18
作者
Goldobin, D
Rosenblum, M
Pikovsky, A
机构
[1] Univ Potsdam, Dept Phys, D-14415 Potsdam, Germany
[2] Perm State Univ, Dept Theoret Phys, Perm 614990, Russia
关键词
noise; delay; diffusion; coherence;
D O I
10.1016/S0378-4371(03)00463-1
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A theory of effect of delayed feedback on the coherence of the noisy self-sustained oscillations is developed. In the Gaussian approximation a closed system of equations is derived for the phase diffusion constant and the mean frequency. A comparison with numerics shows that the theory works well for weak feedback and strong noise. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:124 / 128
页数:5
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