remote control modulation

Modulation and Demodulation Technique of Remote Control Transmission System

遥控传输系统中的调制和解调技术

In the special enviroment such as the manufactory of steel-making, for improving the work efficiency of the drivers, this paper proposes a solution of wireless remote control system based on modulation technique of FSK.

针对在工矿、钢铁企业等特殊场合下，为了提高内燃机车司机的工作效率，介绍了一种FSK调制的无线遥控数传系统的方案。

Infrared absorption methane concentration alarming device is comprised of microcontroller systems, light modulation module, signal conditioning module, digital display module, sound and light alarm module, remote control receiving module, standard output module interface circuit.

该红外吸收式的甲烷浓度报警器由单片机系统、光源调制模块、信号调理模块、数码显示模块、声光报警模块、遥控接收模块、标准频率输出模块等电路组成。