Modeling solitary waves on nonlinear transmission lines

Author(s):  
J.R. Burger
2009 ◽  
Vol 23 (01) ◽  
pp. 1-18 ◽  
Author(s):  
E. KENGNE ◽  
R. VAILLANCOURT

We present a lossy nonlinear transmission RLC line and show how the coupled Ginzburg–Landau equations can be derived in the small amplitude and long wavelength limit using a standard reductive perturbation method and complex expansion. Soliton-like solution of the simplified equation was searched and the instability of a class of phase-winding solutions was explored.


2018 ◽  
Vol 2018 ◽  
pp. 1-7 ◽  
Author(s):  
Koichi Narahara

The leapfrogging pulses in two unbalanced electrical nonlinear transmission lines (NLTLs) with capacitive couplings are investigated for efficient modulation of a pulse train. Due to the resonant interactions, the nonlinear solitary waves in the NLTLs exhibit complementary behaviors of amplitudes and phases called leapfrogging. For maximizing resonance, both solitary waves should have a common average velocity. Sharing the common velocity, the characteristic impedance can still be freely designed for two coupled solitary waves. In this study, we characterize the leapfrogging pulses developed in unbalanced NLTLs having distinct characteristic impedance. Through the soliton perturbation theory and numerical time-domain calculations, it is found that both the leapfrogging frequency and the voltage variations of pulse amplitudes increase as the difference in the characteristic impedance becomes large. These properties can improve the on/off ratio of modulated pulse train.


2002 ◽  
Vol 19 (9) ◽  
pp. 1231-1233 ◽  
Author(s):  
Duan Wen-Shan ◽  
Hong Xue-Ren ◽  
Shi Yu-Ren ◽  
Lu Ke-Pu ◽  
Sun Jian-An

2011 ◽  
Vol 29 (5) ◽  
pp. 666-669 ◽  
Author(s):  
David M. S. Johnson ◽  
Jason M. Hogan ◽  
Sheng-Way Chiow ◽  
Mark A. Kasevich

2007 ◽  
Vol 80 (3) ◽  
pp. 30002 ◽  
Author(s):  
M. Sato ◽  
S. Yasui ◽  
M. Kimura ◽  
T. Hikihara ◽  
A. J. Sievers

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