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:
Oct. 04, 2022

Filed:

May. 29, 2020
Applicant:

Clarion Co., Ltd., Saitama, JP;

Inventors:

Takayuki Kaneko, Saitama, JP;

Mamoru Kubota, Sagamihara, JP;

Assignee:

CLARION CO., LTD., Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 20/58 (2022.01); G06V 20/56 (2022.01); B60W 30/06 (2006.01);
U.S. Cl.
CPC ...
G06V 20/586 (2022.01); G06V 20/588 (2022.01); B60W 30/06 (2013.01); B60W 2420/42 (2013.01);
Abstract

An image processing device includes an edge detector to detect a portion in which a luminance difference between neighboring pixels changes in a direction that increases equal to or more than a first predetermined value as a positive edge and a portion in which the luminance difference between neighboring pixels changes in a direction that decreases equal to or more than a second predetermined value as a negative edge, a grouping portion configured to group the positive edges that have been detected into a positive edge group and the negative edges that have been detected into a negative edge group, and a boundary line setting portion configured to set, as a boundary line: (i) a line connecting end points between the positive edges in the positive edge group; or (ii) a line connecting end points between the negative edges in the negative edge group.


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