Media Asset Management System

With the development of broadcast and television within several decade, a large amount of precious TV program materials have being accumulated, these are compound matter composed of pictures, voice and movies which play a vital part in development of our society. It's an extremely valuable asset, it's the fundament to expand multi-business, to increase new benefit to properly store, management and use the asset in the digitalized, networking times. the development of science and technology , especially the rapid advancing of multimedia have brought forward an solution, that is the Media Asset Management (MAM) system?Media asset management derives from digital library ( Not digitalized traditional library but more emphasis on digitalized material library ) brought up in early 90'th, involve storage, network, database, multimedia and interaction between human and machine.It's mainly solve the storage, catalogue and search, copyright and reuse of multimedia data such as video and audio material.And what's the exact definition of MAM, there are several formulae to make a visual explanation:Media Object = Media Data exist dependentlyContent = Media Object + MetadataMAM = Content + LicenseMAM is a digital platform, it can be seen as a common MIS, but MAM has it's own personality and rich content, it is a small or local digital library.My paper mentions the MAM's concept, model and application theoretically, and take the CCTV NNS (news network share system) as an example to explain the data architecture, systemmodel, storage, catalogue and search that a MAM may involves.