This paper introduces the networked automatic alarm system, in which "685 Digital Alarm Receiver" is explored, which is the most important equipment in the system center.
分析了以685数字报警接收主机为中心组成的联网自动报警系统。
A mathematical model utilizing inlay method and radiation method was built on the basis of the analysis of cover effect of alarm receiver on alarm system of urban motor vehicles.
根据对市区机动车辆报警系统中报警接收器覆盖效果的分析，应用嵌含法和辐射方法对报警接收器布局建立了数学模型。
Therefore, the proposed receiver is able to reduce packet miss rate and false alarm rate while robust to a severe channel condition, and achieve fast and accurate signal quality detection.
本发明的接收器能在恶劣的信道条件下降低数据包错过率和错误报警率，而且可达到快速与准确的信号质量检测的目的。
The system provides users with interface receiver (including both text and voice alarm mode), found in a timely manner to deal with excessive alarm.
本系统为用户提供了用户界面接收方式（包括文字和声音两种报警方式），及时发现处理超标报警。
The calculating results indicate that the modified method can reduce effectively false alarm probability, and raise the detection probability in laser warning receiver.
计算表明该方法既能有效地降低告警设备的虚警概率，又能提高探测概率。
The calculating results indicate that the modified method can reduce effectively false alarm probability, and raise the detection probability in laser warning receiver.
计算表明该方法既能有效地降低告警设备的虚警概率，又能提高探测概率。
应用推荐