The Study of the Embedded Encryption Technique in the Digital Television

With more and more extensive application of the embedded system, the developer of the embedded system must face the problem that the system is modeled or plagiarized. In order to make more original creators can protect one’s own development achievement and intellectual property right effectively, this paper has introduced the encryption chip  DM2016’s configuration, its characteristic and its application in the digital television, the encryption technology and the method of the blowfish arithmetic in the embedded system has been introduced at the same time.