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针对无线信道的特性和多种无线终端并存的现实 ,探讨了在时变无线网络中向多种客户终端传送视频流的关键技术 ,介绍了分级视频编码和逐级加密技术的综合运用 ,并给出了一种新的无线视频流传输方案
In view of the characteristics of wireless channel and the coexistence of multiple wireless terminals, the key technologies of video streaming to multiple client terminals in time-varying wireless networks are discussed. The application of hierarchical video coding and level-by-step encryption is introduced. A new wireless video streaming solution is presented