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:
Feb. 02, 2021

Filed:

Mar. 06, 2020
Applicant:

Industry Academy Cooperation Foundation of Sejong University, Seoul, KR;

Inventors:

Soo Mi Choi, Seoul, KR;

Jun Han Kim, Anyang-si, KR;

Je Wan Han, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 19/00 (2011.01); G06F 3/01 (2006.01); G06T 17/10 (2006.01); G06T 3/00 (2006.01);
U.S. Cl.
CPC ...
G06T 19/006 (2013.01); G06F 3/011 (2013.01); G06T 3/0031 (2013.01); G06T 17/10 (2013.01);
Abstract

The mixed reality based 3D sketching device includes a processor; and a memory connected to the processor. The memory stores program commands that are executable by the processor to periodically tracks a marker pen photographed through a camera, to determine whether to remove a third point using a distance between a first point corresponding to a reference point, among points that are sequentially tracked, and a second point at a current time, a preset constant, and an angle between the first point, the second point, and the previously identified third point, to search an object model corresponding to a 3D sketch that has been corrected, after correction is completed depending on the removal of the third point, and to display the searched object model on a screen.


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