文档介绍：毕业设计说明书英文文献及中文翻译学生姓名:罗晔学号:0905064218学院:专业:指导教师:2013 年6 月信息与通信工程学院电子信息工程王黎明中北大学2013届毕业设计说明书外文文献:A digital watermark algorithms based on the HVSDigital media puter munication technology development to enable the exchange and transmission of data into a simple process. However, unlimited perfect reproduction and rapid dissemination through work to the original owners and the media have brought potential threats : The results of their hard labor may be free in a night of reproduction and dissemination to the world every corner. Therefore, a digital media copyright protection an urgent need to address the problem. Traditional encryptiontechniques, such as public key (RAS), the private key (Des), to provide protection in data transmission process role,but once the data has been received and decryption, disappeared from its protection role. It is precisely because of the multimedia products in digital form can be easily reproduced and widely disseminated in work environment, a wide range of infringement acts by-copy, publishing, video and software industries a lot of attention. Digital watermarks for copyright protection technology can provide an effective Digital watermark technologyDigital watermarks in digital information technology (images, video, audio, text, etc.) by certain algorithms embedded clear markings, but the operation can be extracted through some testingout. Watermark closely integrated with data sources and hidden data sources which e an inseparable part of, and may experience some not undermine the operation and use of data sources general, the figures should have the following basic features Watermark :(1)Verifiable nature : Watermark should be able to receive copyright protectionfor the attribution of information products and providing totally reliable evidence that the adoption of Watermark algorithms embedded in t