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:
Sep. 14, 2010
Filed:
May. 29, 2006
Kuan-hong Hsieh, Shenzhen, Guangdong, CN;
Xiao-fang Chen, Shenzhen, Guangdong, CN;
Zai-an Pan, Shenzhen, Guangdong, CN;
Kuan-Hong Hsieh, Shenzhen, Guangdong, CN;
Xiao-Fang Chen, Shenzhen, Guangdong, CN;
Zai-An Pan, Shenzhen, Guangdong, CN;
Hong Fu Jin Precision Industry (Shen Zhen) Co., Ltd., Longhua Town, Bao'an District, Shenzhen, Guangdong Province, unknown;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A digital watermarking system and method is provided. The digital watermarking system mainly includes a storing unit, a background image obtaining module, a pixel determining module, an encrypting module, and a storing module. The storing unit is for storing text information, the text information including textual information and one or more background images. The background image obtaining module is for obtaining one background image to be watermarked from the storing unit. The background image includes plural pixels, and each of the pixels has a brightness value. The pixel determining module is for earmarking the pixel to be adjusted, an initial brightness value of the earmarked pixel being in a predetermined range. The encrypting module is for adjusting the brightness value of the earmarked pixel. The storing module is for storing watermarked text information in the storing unit. Related methods are provided.