The result of simulation shows that the original is recovered with intermediate-frequency signal of demodulating in digital domain. 仿真结果表明数字解调中频信号能恢复出原始信号。
A bipolar logarithmic intermediate-frequency ( IF) amplifier with received signal strength indicator ( RSSI) circuit for ASK Receiver is presented. 一种适用于ASK接收器中的双极型对数中频放大器,具有接收信号强度指示的功能(RSSI)。
The input electrical signal in ROF system may be base-band digital signal, intermediate-frequency signal or radio-frequency signal. 输入ROF系统的电信号可以是基带数字信号、中频信号和射频信号。