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. 02, 2014
Filed:
Jan. 18, 2013
Fu Tai Hua Industry (Shenzhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Shih-Fang Wong, New Taipei, TW;
Xin Lu, Shenzhen, CN;
Yu-Kai Xiong, Shenzhen, CN;
Hui-Feng Liu, Shenzhen, CN;
Dong-Sheng Lv, Shenzhen, CN;
Yu-Yong Zhang, Shenzhen, CN;
Xin-Hua Li, Shenzhen, CN;
Xiang-Lin Cheng, Shenzhen, CN;
Jian-Lin Xiong, Shenzhen, CN;
Xuan-Fen Huang, Shenzhen, CN;
Jian-Jian Zhu, Shenzhen, CN;
An-Lin Jiang, Shenzhen, CN;
Xiao-Shan Zhou, Shenzhen, CN;
Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, unknown;
Abstract
A method of embedding a binary watermark into an image and a computer applied such are disclosed. The binary watermark is transformed to a watermark sequence consisting of K binary numbers and the image is converted into a grayscale image, being segmented into several sections. K sections are selected randomly while each selected section corresponds to one of the binary numbers of the watermark sequence. In relation to each selected section, a sum of a first part of the pixels and a sum of a second part of the pixels is compared. Each of the selected sections having their result of comparison being made to correspond to corresponding binary number in accordance with a predefined correlation results in the binary watermark being embedded into the image.