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首先对无线传感网络作了分类 ,描述了无线网络化微传感器的体系结构 ,提出了两种蓝牙无线网络化传感器的体系结构 ,其主要特征是蓝牙、RF -MEMS天线及嵌入式系统。然后 ,讨论了无线网络化微传感器的技术要求与关键技术 ,包括自适应跳频与自配置蓝牙组网等新思想 ;研究重点在于无线通信的稳定性与可靠性、无线组网方案及实时互联网连接。为实现环境监测并通过无线网络通信传递测量值 ,可设计无线网络化微传感器嵌入式系统 ;选用了适当型号的嵌入式处理器和uClinux操作系统 ,设计了系统软件、低层驱动程序、调度程序及蓝牙高层协议程序。最后 ,以无线远程图像监视系统作为实例加以说明
Firstly, the wireless sensor networks are classified, the architecture of the wireless sensor network is described, and the architecture of two Bluetooth wireless sensor networks is proposed. The main features of the system are Bluetooth, RF-MEMS antenna and embedded system. Then, the technical requirements and key technologies of wireless networked micro-sensors are discussed, including new ideas such as adaptive frequency hopping and self-configuring Bluetooth networking. The research focuses on the stability and reliability of wireless communications, wireless networking solutions and real-time Internet connection. In order to realize the environmental monitoring and transmit the measured value through the wireless network communication, the wireless networked micro sensor embedded system can be designed. The appropriate type of embedded processor and uClinux operating system are chosen to design the system software, low level driver, dispatcher and Bluetooth high-level agreement procedures. Finally, the wireless remote video surveillance system as an example to illustrate