The structure of receiver in typical modulationImpulse Radio Ultra Wide Band (IR-UWB) is discussed, and the best IR-UWB receiver on AWGN cannels is given.
The principle of impulse radio (IR), several kinds of pulse generators, pulse modulation and signal emission for UWB radio, as well as characteristics of UWB-IR are mainly presented and concluded.
重点分析了脉冲无线电方式的原理，脉冲的几种产生方法，调制、发射以及脉冲信号的技术特点。
3
The UWB impulse radio technology is a new kind of communication method these years, in which the swash impulse and time-hopping code modulation techniques are mainly applied.