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:
Dec. 22, 2020
Filed:
Oct. 19, 2018
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Infrastructure Systems & Solutions Corporation, Kanagawa, JP;
Yoko Yonekawa, Tokyo, JP;
Yuuichi Nakamura, Tokyo, JP;
Nobuyuki Kumakura, Kanagawa, JP;
Masaki Shiratsuki, Kanagawa, JP;
Takahiko Yamazaki, Chiba, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Infrastructure Systems & Solutions Corporation, Kanagawa, JP;
Abstract
According to one embodiment, an image feature emphasis device, a road surface feature analysis device, an image feature emphasis method, and a road surface feature analysis method which can improve the accuracy of detection of features of a road surface in a road surface image are provided. The image feature emphasis device includes a region acquirer and an image feature emphasis processor. The region acquirer acquires a region of a road surface portion from an image that has been captured. The image feature emphasis processor emphasizes a feature of the acquired region of the road surface portion by changing brightness values in the region of the road surface portion on the basis of a maximum brightness value and a minimum brightness value in the region of the road surface portion.