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Lucas Kwai Hong Lui and C. K. M. Lee
This research investigated a mathematical model of earphone design with principal component analysis. Along with simplifying the design problem, a predictive model for the sound quality indicators, namely, total harmonic distortion, power of output, rang...
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Francisco Pérez-Arribas
CAD software is a daily tool in ship design offices and shipyards, and every software uses NURBS or B-splines curves and surfaces as common foundations. The CAD tools of today are not static software products and most of them now include parametric desig...
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Wojciech Skarka, Rafal Nalepa and Robert Musik
This article presents the effects of work performed during a software project for generative models and spreadsheets, allowing the quick creation of conceptual models for aircraft. The presented software at the current stage is suitable for the creation ...
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Sergey Ryumin, Vladimir Tryaskin and Kirill Plotnikov
The article deals with some issues of geometric modeling of ship hull structures in specialized CAD system. Stiffened shells and platings should be idealized as a set of elementary plate panels for the purpose of structural design using local strength an...
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Anna Richelli, Paolo Faustini, Andrea Rosa and Luigi Colalongo
Digital-based differential amplifiers (DDA) are particularly suitable to low voltage digital integrated circuit technologies. This paper presents an exhaustive analysis of digital-based analog amplifiers to take advantage of today?s high-performance digi...
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