Abstract: This article has made a research on control method of multi-channel communication based on 2.4 GHz wireless mouse.Firstly the paper describes wireless mouse transmitter and USB receiver hardware module；Secondly in the wireless communication protocols，the author has adopted the manual-binding way to achieve one-on-one binding between transmitter and receiver；In order to achieve co-existence of multiple devices，a new multi-channel control algorithm is presented；In addition an effective way of increasing RF transmitting power is put forward in this paper.The experimental results show that the method is very effective to improve wireless mouse transmitting distances.This design method has been integrated into the production of wireless mouse.

Key words: wireless mouse, binding, multi-channel, transmitting power

摘要： 研究了一种2.4 GHz无线鼠标多信道控制方法，文中首先介绍了无线鼠标发射器和接收器的硬件模块；在无线通讯协议中，笔者设计了手动绑定方式，实现两者的一对一绑定；为了实现多个设备的共存，设计了一种无线多信道控制算法；最后提出了一种“逐个优化参数”方法来提高射频电路的发射功率，实验数据表明，该方法对提高无线鼠标的发射、接收距离非常有效。目前该设计方法已应用于无线鼠标的设计中。

关键词: 无线鼠标, 绑定, 多信道, 发射功率