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。
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.
采用两天线接收,用功率合并法进行天线合并,提高了接收增益。
Receiver with two antennas, combined with the power antenna combined method, can improve receive gain.
PSK非相干解调法将经延时半个载波周期的接收信号与原接收信号相加,检测出两相邻码元载波相位变化情况,从而解调出数字信息。
Non coherent demodulation for 2PSK detects relation of carrier wave phase of the interval symbol by the (half period of carrier wave) delay and the adder, then the data is demodulated.
You won't look at this as a scientist objectively scanning data.
你不会用科法的眼光去看,客观地审视你接收到的信息。
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