Exploració per tema "CAD systems"
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From degenerate patches to triangular and trimmed patches
(1995-03)
Report de recerca
Accés obertCAD systems are usually based on a tensor product representation of free form surfaces. Trimmed patches provide a reasonable solution for the representation of general topologies, provided that the gap between equivalent ... -
On user-defined features
(1996-10)
Report de recerca
Accés obertFeature-based design is becoming one of the basic design paradigms of CAD systems. In this paradigm the basic unit is a feature and parts are constructed from a sequence of feature attachment operations. The type and ... -
Sistemas de CAD de rango medio
(2000-03)
Report de recerca
Accés obertAt present, thanks to the increase of hardware performance, there is a wide range of CAD systems for personal computers, from small 2D applications to sophisticated and complete 3D systems. CAD systems for PC ...