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:
Apr. 07, 2020
Filed:
May. 22, 2018
Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;
Meng Li, Beijing, CN;
Hai Chen, Shenzhen, CN;
Xiaozhen Zheng, Shenzhen, CN;
Jianhua Zheng, Beijing, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
The present disclosure discloses a method and an apparatus for processing image signal conversion. In one example method, an input primary color signal is obtained. The primary color signal is a numeric value of an optical signal corresponding to an image. The primary color signal is proportional to light intensity. Conversion processing is performed on the primary color signal to obtain processed image information. The image information is a numeric expression value of the image. The conversion processing includes at least the following processing: where a, b, m, and p are rational numbers, L is the input primary color signal, and L' is the processed image information.