移动电话机的无线耳机系统

System of Cellular Phone's Wireless Headset

用新型器件研制一种汽车司机用的移动电话机小型调频无线耳机的接收发射系统.给出系统的方块组成图并进行电路分析.该系统具有如下特性:座机装置具有节能功能;抗噪声干扰性能好;全双工系统;小型轻量;容易操作,适用于当前流行的多种移动电话机.

Compact FM transceiver system of wireless headset for cellular phone are introduced in this paper.The system's block diagram and circuit analysis are presented respectively.System's features are listed as follows:base unit's energy saving function,noiseproof featre,duplex system,compact and light weight,easy to operate,available to current cellular phone.