【摘要】 设计了一种基于DSP的地震预警装置的硬件系统。主要包括信号检测、放大及滤波、A/D变换、数据处理、信号传输等部分,整个预警装置电路设计体现了干扰抑制力强、温度特性好、响应实时的特点。经过模拟测试,该系统设计合理,性能稳定,能够对地震事件发出可靠的预警信号。更多还原

【Abstract】 A hardware scheme for earthquake early warning is designed by using DSP as the core processor.It consists of seismic signal detection,amplification and filtering,A/D converting,data processing and signal transmission,etc.The scheme embodies strong interference suppression,good temperature characteristics,realtime response.The simulation tests indicate that the scheme can send out the warning signals reasonably and reliably for seismic events.更多还原