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根据大桥振动参数多点位测试的要求 ,提出了采用码分多址遥测体制来实现这一要求的方法 ,论述了该测试系统的工作原理及关键技术 ,并对系统关键技术进行了工程实现 ,最后给出了试验结果。该系统的特点是抗干扰能力强
According to the requirements of multi-site testing of vibration parameters of the bridge, a method of realizing this requirement using code division multiple access telemetry system is proposed. The working principle and key technologies of the test system are discussed. The key technologies of the system are implemented, Finally, the experimental results are given. The system is characterized by anti-interference ability