The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 16, 2004

Filed:

Aug. 09, 2001
Applicant:
Inventors:

Jean-Laurent Mallet, Nancy, FR;

Richard Cognot, Nancy, FR;

T. Ait Ettajer, United Arab Emirates, FR;

Assignee:

T-Surf Corporation, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/710 ; G06T 1/700 ;
U.S. Cl.
CPC ...
G06F 1/710 ; G06T 1/700 ;
Abstract

A method of establishing continuity of a property which is interpolated over a surface defined by at least two primary nodes. The method includes identifying first and second portions of a boundary which defines a discontinuity in the surface. The method further includes defining the first and second portions of the boundary by at least one secondary node on each portion, and interpolating the property from a first primary node to a second primary node by utilizing the secondary nodes. When the property is characterized by determined values at primary nodes on the surface, the continuity of the property can be established as substantially the same value of the property at the selected secondary nodes. When the surface is characterized by a given gradient at each of the secondary nodes, the continuity of the property can be established as substantially the same gradient at the selected secondary nodes.


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