无线多媒体传感器网络的中继协作传输研究

Research on Relay Cooperative Transmission in Wireless Multimedia Sensor Networks

无线多媒体传感器网络作为传统无线传感器网络的一种特殊应用与发展,使人类的视野扩展到任意的物理空间,具有非常广阔的应用场景。中继技术能够解决无线传输过程中网络信号差、衰落严重、覆盖范围小等问题。无线多媒体传感器网络具有传输数据量大、实时性要求高等特点,基于此将中继协作传输技术运用到无线多媒体传感器网络中,实现图像的采集和传输。

As a special application and development of the traditional wireless sensor network,the wireless multimedia sensor networks(WSNs)has extended the human vision to any physical space,and has a very wide application scene.Relay technology can solve the problems of poor network signal,serious fading and small coverage in wireless transmission.The wireless multimedia sensor network has the characteristics of high data transmission and high real-time requirement.Based on this,the relay cooperative transmission technology is applied to the wireless multimedia sensor network to realize the acquisition and transmission of the image.