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:
Sep. 13, 2011
Filed:
Oct. 09, 2008
Applicants:
Chao-ho Chen, Tai-Nan, TW;
Jun-liang Chen, Changhua County, TW;
Chao-ming Chang, Tainan, TW;
Inventors:
Assignee:
Huper Laboratories Co., Ltd., Jong-Shan District, Taipei, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
Vehicle segmentation and counting method based on the property of color variation and headlight information combining change detection in nighttime traffic environment (one-way road with coming direction) is provided. The goal is to reduce the effect of ground-illumination that decreases the accuracy of vehicle segmentation. Besides, the amount of traffic flow is calculated and it can be used in other post-applications, such as traffic-flow reporting or controlling.