Spelling suggestions: "subject:"highspeed digital circuits"" "subject:"lightspeed digital circuits""
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Time-Domain Methods for Synthesizing Broadband Macro-Models of Coupled Interconnects in High-Speed Digital CircuitsKuo, Chun-Chih 12 July 2005 (has links)
This dissertation proposed two time-domain algorithms for extracting the broadband SPICE-compatible models of high-speed coupled interconnects. The first approach is proposed to synthesized the equivalent models of multi-conductor interconnects by cascading multiple configuration-oriented coupled transmission line (CCTL) units. The second approach focuses on the modeling of differential via based on a broadband macro-£k model with three modules represented by the optimum pole-residue forms. Using a systematic lumped-model extraction technique (SLET), all the pole-residue rational functions can transfer into a corresponding lumped model. The accuracy of the two algorithms is demonstrated both in time- and frequency -domain responses comparison with the direct 3D-FDTD simulation.
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A Time Domain Approach for Effective Synthesizing of Broadband SPICE-Compatible Models of the Power Delivery Networks with Resonance EffectWang, Chen-chao 12 February 2008 (has links)
This dissertation proposed a novel time-domain algorithm for extracting the broadband SPICE-compatible models of power/ground planes with resonance effect. The time-domain algorithm approach can focus on the modeling of interconnectors and power/ground planes based on a broadband macro model. Every module of the
broadband macro model is represented by the optimum pole-residue forms. Using a systematic lumped-model extraction technique, all the optimum pole-residue rational functions can be transferred into a corresponding lumped circuit model. The accuracy
of the time-domain algorithms is demonstrated both in time- and frequency-domain responses comparison by the 3D-FDTD simulation and measurement. In addition, these models can be efficiently incorporated into the currently available circuit simulator such as HSpice for the consideration of power/ground bouncing noise with active devices in high-speed circuits.
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