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:
Aug. 16, 2022

Filed:

Nov. 30, 2020
Applicant:

Sony Group Corporation, Tokyo, JP;

Inventors:

Nikolaos Georgis, San Diego, CA (US);

James Kuch, Wheaton, IL (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2022.01); G06V 20/62 (2022.01); G06V 30/413 (2022.01);
U.S. Cl.
CPC ...
G06V 20/63 (2022.01); G06V 30/413 (2022.01); G06V 20/625 (2022.01);
Abstract

A system and method for recognition of license plate numbers from Bayer-domain image data is provided. The system acquires Bayer-domain image data of a scene comprising a vehicle and inputs such image data to a Deep Neural Network (DNN) model trained for license plate detection (LPD) and license plate recognition (LPR). The system extracts an LPD result as an output of the DNN model. Based on the LPD result, the system extracts, from the input Bayer-domain image data, a region-of-interest (RoI) comprising a license plate image associated with the vehicle. The system inputs the extracted RoI to the DNN model and extracts, as an output of the DNN model, an LPR result which indicates a confidence of the DNN model in recognition of a license plate number of the vehicle from the input RoI. The system determines the license plate number based on the extracted LPR result.


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