3/14/2023 0 Comments Qucs solver speed![]() Harnessing the full power of S-parameters in high-speed serial link applications Understanding how interconnect physical design impacts signal integrity Solving signal integrity problems via rules of thumb, analytic approximation, numerical simulation, and measurement Identifying reflections and crosstalk with free animation tools Using QUCS to predict waveforms as voltage sources are affected by interconnect impedances Practical techniques for analyzing resistance, capacitance, inductance, and impedance Exploration of key concepts, such as plane impedance, spreading inductance, decoupling capacitors, and capacitor loop inductance How design and technology selection can make or break power distribution network performance New questions and problems designed for both students and professional engineers A fully up-to-date introduction to signal integrity and physical design Bogatin also presents more examples using free tools, plus new content on high-speed serial links, reflecting input from 130+ of his graduate students. To help test and reinforce your understanding, this new edition adds questions and problems throughout. Bogatin reviews essential principles needed to understand these problems, and shows how to use best design practices and techniques to prevent or address them early in the design cycle. Drawing on his work teaching several thousand engineers and graduate students, world-renowned expert Eric Bogatin systematically presents the root causes of all six families of signal integrity, power integrity, and electromagnetic compatibility problems. This book brings together up-to-the-minute techniques for finding, fixing, and avoiding signal integrity problems in your design. ![]() Scotland, with registration number SC005336.The #1 Practical Guide to Signal Integrity Design-with Revised Content and New Questions and Problems The University of Edinburgh is a charitable body, registered in I would also like to understand them better myself. Improving the existing solver is a worthwhile exercise though. I do still think improvements are welcome, my work doesn't really touch the solvers themselves, but gets the solution between each time step, from a class which inheirits the trsolver class. > everyone agrees to merge anything I would really appreciate it. > anything related to this quite firmly on a feature branch or fork > impact my integration of the Qucs solvers with Octave, so if we can > Also I would also really be wanting to see how these changes would > But do you know if convergence is also better in gnucap?Īctually i don't know, and it's possible it isn't, but i gather the solver is somewhat more advanced, doing full mixed-mode simulation, but i don't know if it is actually also more stable or not. >Right now, I'm only interestested in convergence, not so much in speed. It is initially just supposed to be an option. I have to say I haven't followed development of this very closely. The gnucap guys talked about creating a plugin for gnucap that allowed it to work with qucs and the qucs files etc. Well, basically, the idea was/is to have gnucap as an optional back-end that could be selecte somewhere in the Qucs gui. ![]() >we need, so it can replace the Qucs solver, or is it just supposed to Does the gnucap solver support everything that > route to a 'better' solver algorithm than modifying the existing Working to help add this option might be a > is much faster, and also more memory efficient, being based on a > use the gnucap solver as the Qucs simulation backend. ![]() Bear in mind however, that there is in progress work to add an option ![]()
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