Our nation is a vast country where the deployment of the hospital is scattered, while medical level also have significant and regional differences, especially in rural and remote areas, so it is necessary to develop the remote medical service and technology. However, the bandwidth of communication network cannot be capable of increasing unrestrainedly. This needs
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With the rapid development of the communication technology and the multimedia technology, the multimedia information intercommunion has become more extensive and the information transfer has become more expedite. However, the replication of digital information is relatively simple and the digital works has characteristic of easily to be illegal used and tampered. The modified of copyrighted
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With the rapid development of the communication technology and the multimedia technology, the multimedia information intercommunion has become more extensive and the information transfer has become more expedite. However, the replication of digital information is relatively simple and the digital works has characteristic of easily to be illegal used and tampered. The modified of copyrighted
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With the rapid development of modern computer and Internet technology, it is more easier to access, duplicate and spread the digital multimedia works, which makes the copyright of digital works damaged seriously and heavily damages the benefits of the owner. Multimedia intellectual property protection becomes an urgent problem to be solved. As a new and
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With the rapid development of internet network and video technology, more and more mobilevideo devices are invented, such as tablet personal computers, mobile cameras, video cameras,wireless monitors, sensors, and so on. One thing in common is that these devices are always limitedin processing capability and resources consumption capacity, at the same time, the coding algorithmof
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With the rapid development of internet network and video technology, more and more mobilevideo devices are invented, such as tablet personal computers, mobile cameras, video cameras,wireless monitors, sensors, and so on. One thing in common is that these devices are always limitedin processing capability and resources consumption capacity, at the same time, the coding algorithmof
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With the popularity of computer and the Internet, and along with the rapid development of multimedia technology, we have entered the information and the digital age. A large number of digital products are emerging and widely disseminated. However, the currently rapid development of digital signal processing and internet transmission techniques have threatened the copyright of
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Along with the extensive using of the web services, the technology of authentication hasaroused more and more concern. At present, digit watermark as an effective measure ofresisting image pirating and distorting has greatly applied. In order to protect the interest ofindividual and social from damage, and guarantee the order of internet efficiently, we needpropose an
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Research on algorithm and robustness of digital image watermarkThe digital watermark is the information such as pictures, characters and numbers thatare embedded in the digital products. But I consider it as a process in which theverification information is embedded or extracted under the condition that we do notchange the property and application of the product.
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With the development of the internet and multimedia, the protection for the intellectual copyright becomes more and more urgent and important, meanwhile, the digital watermarking is the effective means to solve the intellectual copyright problems. Recently, research on the still image watermarking technology becomes more and more matured; while the research on audio digital watermarking
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