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Transmission Line Inspires A New Distributed Algorithm to Solve the Nonlinear Dynamical System of Physical Circuit [article]

Fei Wei, Huazhong Yang
2010 arXiv   pre-print
By mimicking the transmission lines, MTM seals the nonlinear dynamical system within the subcircuit.  ...  It maps the transmission delay of interconnects between subcircuits to the communication delay of digital data link between processors. MTM is a black-box algorithm.  ...  are 1 ( ) There are several simulation techniques exist for the transient analysis of lossy transmission lines.  ... 
arXiv:1007.0641v4 fatcat:lnes6qteobgj5iewxmdnbhwiri

Analytical calculation of the impedance of lossy power/ground planes

B. Eged, L. Balogh
2003 IEEE Transactions on Instrumentation and Measurement  
Dissipative loading of the radial transmission line structure of the planes reduces the resonance peaks.  ...  Furthermore, in this paper, a new algorithm is given for the more efficient calculation of the impedance of power distribution structures.  ...  Transmission Line Grid Equivalent Circuit Model of the Ideal Power-Ground Plane A pair of parallel planes can be simulated by an equivalent circuit of a grid of transmission lines, as described in e.g.  ... 
doi:10.1109/tim.2003.820471 fatcat:7epsmvnj2rhilkrlvp5ijirveq

Equivalent circuits of multi-conductor transmission lines above lossy ground excited by external electromagnetic fields

Qingxi Yang, Xing Zhou, Qingguo Wang, Kai Yao, Yan Zhang, Min Zhao
2018 IEICE Electronics Express  
The equivalent circuit of multi-conductor transmission lines above lossy ground will be more complex compared with one single transmission line above lossy ground, and many problems of matrices need to  ...  In this paper, for multi-conductor transmission lines above lossy ground, the frequency-domain sections of ground impedance matrix and exciting voltage matrix are approximated as the rational function  ...  The delay extraction-based passive compact transmission-line (DEPACT) macro-modelling algorithm can be used to get the coupled responses of lossy multi-conductor transmission lines in [10] are the  ... 
doi:10.1587/elex.15.20171261 fatcat:k2kbylsnqfdn7dljyeeymlr52e

Time domain simulation of skin- and proximity-effect in multiconductor transmission lines

E. Grotelüschen, K. P. Dyck, H. Grabinski
1992 Archiv für Elektrotechnik  
This technique is used in connection with an algorithm for a fast time domain simulation of the signal propagation in lossy interconnect systems.  ...  Simulation results are given for different planar transmission line systems. It was found that the influence of skin-and proximity-effect is negligible for lines currently used in VLSI circuits.  ...  The Algorithm Due to its importance for this work, a very efficient algorithm for time domain simulation of lossy transmission lines with constant line parameters will be described briefly.  ... 
doi:10.1007/bf01579753 fatcat:5svr46ze5zdsdmablwn4e5sgbe

Time Reversal in Lossy Material: An Assessment

Ian Scott, Ana Vukovic, Phillip Sewell
2006 PIERS Online  
The Transmission Line Modelling method is used to evaluate the numerical error of practical source reconstruction with respect to the modal content present in the forward simulation.  ...  Analytical results describing spatial resolution limitations due to the loss of evanescent waves is presented for a two-dimensional parallel plate metal waveguide filled with an ideal and subsequently  ...  transmission lines [8] .  ... 
doi:10.2529/piers070315073151 fatcat:mw5dakfhyrbsbeuezwfqjxl4wq

Transient Simulation of Lossy Interconnects Based on a Dispersive Hybrid Phase-Pole Macromodel

Bing Zhong, Steven L. Dvorak, John L. Prince
2007 IEEE Transactions on Advanced Packaging  
A transient simulator for interconnect structures that are modeled by lossy transmission lines is outlined in this paper.  ...  A rational function approximation is then used to account for the remaining effects of FDLP lines.  ...  to simulate lossy transmission lines with FDLP.  ... 
doi:10.1109/tadvp.2007.895986 fatcat:cnhfpnttsnbs3fxdo354iqjxci

Efficient transient simulation of lossy interconnect

Jaijeet S. Roychowdhury, Donald O. Pederson
1991 Proceedings of the 28th conference on ACM/IEEE design automation conference - DAC '91  
Acknowledgments We would like to thank Gerry Marino for his constant support and encouragement of this and other simulation work at Berkeley.  ...  This research was supported by IBM, Raytheon, and the California State MICRO program.  ...  The problem of transient simulation of lossy transmission lines is investigated in this paper.  ... 
doi:10.1145/127601.127762 dblp:conf/dac/RoychowdhuryP91 fatcat:kniyuwnxyzftfn4li52im4v5ey

Longitudinal-Partitioning-Based Waveform Relaxation Algorithm for Efficient Analysis of Distributed Transmission-Line Networks

Sourajeet Roy, Anestis Dounavis, Amir Beygi
2012 IEEE transactions on microwave theory and techniques  
In this paper, a waveform relaxation algorithm is presented for efficient transient analysis of large transmission-line networks.  ...  The proposed methodology represents lossy transmission lines as a cascade of lumped circuit elements alternating with lossless line segments, where the lossless line segments are modeled using the method  ...  Proposed Partitioning Scheme for Single Lines The DEPACT model of (4) provides a methodology to discretize two conductor transmission lines into alternating cascade of lossy and lossless line segments  ... 
doi:10.1109/tmtt.2011.2178261 fatcat:jdexxkkenrhpbky4gm6akiorhm

Opportunity-Based Topology Control in Wireless Sensor Networks

Yunhuai Liu, Qian Zhang, Lionel Ni
2010 IEEE Transactions on Parallel and Distributed Systems  
The worst running time is O(|E|) where E is the link set of the original topology, and the space requirement for individual nodes is O(d) where d is the node degree.  ...  To evaluate the performance of CONREAP, we design and implement a prototype system consisting of 50 Berkeley Mica2 motes. We also conducted comprehensive simulations.  ...  The line 5 and line 6 is operated for every tree T i . When λ T i (v) is available, CONREAP is ready to select and include trees in G R . Line 7 is the step of the operation.  ... 
doi:10.1109/tpds.2009.57 fatcat:55agzdc2kjh7pavd5szjezm6ni

Equivalent circuit of external electromagnetic fields coupling to a transmission line above a lossy ground

Qingxi Yang, Qingguo Wang, Xing Zhou, Min Zhao, Erwei Cheng
2015 IEICE Electronics Express  
Based on the vector fitting and the controlled sources in HSPICE, the delay extraction-based passive compact transmission-line (DEPACT) macromodeling for a transmission line above a lossy ground is presented  ...  At the same time, using this approach, the transient response for a transmission line above a lossy ground with nonlinear terminations excited by the external electromagnetic fields could be obtained easily  ...  Acknowledgments This work was supported by the National Natural Science Foundation of China (NO. 50977091).  ... 
doi:10.1587/elex.12.20150474 fatcat:dm2k7v2o6zhyxisqiuwxqwsxqm

Approximating Power Flow and Transmission Losses in Coordinated Capacity Expansion Problems [article]

Fabian Neumann, Veit Hagenmeyer, Tom Brown
2020 arXiv   pre-print
Adding a convex relaxation of quadratic losses with two or three tangents to the linearised power flow equations and accounting for changing line impedances as the network is reinforced suffices to represent  ...  We evaluate different flow representations discussing differences in investment decisions, nodal prices, the deviation of optimised flows and losses from simulated AC power flows, and the computational  ...  Losses may also be overestimated as the extension of parallel lines reduces the e ective resistance.  ... 
arXiv:2008.11510v1 fatcat:v5jevylqvjgv3km226773jskne

Longitudinal partitioning based waveform relaxation algorithm for transient analysis of long delay transmission lines

S. Roy, A. Dounavis
2011 2011 IEEE MTT-S International Microwave Symposium  
The proposed methodology represents lossy transmission lines as a cascade of lumped circuit elements and lossless line segments, where the lossless line segments are modeled using the method of characteristics  ...  A numerical example is provided to demonstrate the validity of the proposed algorithm.  ...  Hence, efficient waveform relaxation algorithms for simulation of long delay transmission lines based on longitudinal partitioning of the line is still an open problem.  ... 
doi:10.1109/mwsym.2011.5973517 fatcat:rkuxszgpjbavdodscce5h574xu

Longitudinal partitioning based waveform relaxation algorithm for transient analysis of long delay transmission lines

Sourajeet Roy, Anestis Dounavis
2011 2011 IEEE MTT-S International Microwave Symposium  
The proposed methodology represents lossy transmission lines as a cascade of lumped circuit elements and lossless line segments, where the lossless line segments are modeled using the method of characteristics  ...  A numerical example is provided to demonstrate the validity of the proposed algorithm.  ...  Hence, efficient waveform relaxation algorithms for simulation of long delay transmission lines based on longitudinal partitioning of the line is still an open problem.  ... 
doi:10.1109/mwsym.2011.5972822 fatcat:rd3fqqqjnrecfhrv7wtkrm4tcy

Extensive Modeling of a Coaxial Stub Resonator for Online Fingerprinting of Fluids

N.A. Hoog-Antonyuk, W. Olthuis, M.J.J. Mayer, H. Miedema, F.B.J. Leferink, A. van den Berg
2012 Procedia Engineering  
Indeed, the method introduced here may be useful for different types of sensors based on lossy transmission line theory.  ...  The adequacy of the method is demonstrated by comparing simulations with experimentally obtained data.  ...  Wetsus is funded by the Dutch Ministry of Economic Affairs. The authors thank the participants of the research theme Sensoring for the fruitful discussions and their financial support.  ... 
doi:10.1016/j.proeng.2012.09.145 fatcat:oiw3ngzyordellgdmjmuvciyma

Opportunity-Based Topology Control in Wireless Sensor Networks

Yunhuai Liu, Qian Zhang, Lionel Ni
2008 2008 The 28th International Conference on Distributed Computing Systems  
The worst running time is O(|E|) where E is the link set of the original topology, and the space requirement for individual nodes is O(d) where d is the node degree.  ...  To evaluate the performance of CONREAP, we design and implement a prototype system consisting of 50 Berkeley Mica2 motes. We also conducted comprehensive simulations.  ...  The line 5 and line 6 is operated for every tree T i . When λ T i (v) is available, CONREAP is ready to select and include trees in G R . Line 7 is the step of the operation.  ... 
doi:10.1109/icdcs.2008.91 dblp:conf/icdcs/LiuZN08 fatcat:w34ctgy6o5hmxhu5q7dzgea65i
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