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.
Patent No.:
Date of Patent:
Jul. 16, 2013
Filed:
May. 02, 2005
Douglas Hill, Calgary, CA;
Niel Beckie, Calgary, CA;
Taco Van Ieperen, Calgary, CA;
Serguei Vdovine, Calgary, CA;
Roberto Sirotich, Calgary, CA;
Mark Fletcher, Ottawa, CA;
Scott Tallman, Calgary, CA;
Marilyn Williams, Calgary, CA;
Shane Edward Bill, Calgary, CA;
Shannon Patricia Goodman, Calgary, CA;
Douglas Hill, Calgary, CA;
Niel Beckie, Calgary, CA;
Taco van Ieperen, Calgary, CA;
Serguei Vdovine, Calgary, CA;
Roberto Sirotich, Calgary, CA;
Mark Fletcher, Ottawa, CA;
Scott Tallman, Calgary, CA;
Marilyn Williams, Calgary, CA;
Shane Edward Bill, Calgary, CA;
Shannon Patricia Goodman, Calgary, CA;
SMART Technologies ULC, , CA;
Abstract
A touch system comprises a large scale touch surface on which an image is presented and at least two imaging devices looking across the touch surface and having overlapping fields of view. Processing structure communicates with the imaging devices and processes image data acquired by the imaging devices to determine pointer contacts on the touch surface using triangulation. The processing structure further executes at least one application to facilitate user interaction with the touch surface. Methods of interacting with the touch surface are also disclosed.