A 13.56 MHz RFID transponder front-end with merged load modulation and voltage doubler-clamping rect
A 13.56 MHz RFID transponder front-end with merged load modulation and voltage doubler-clamping rectifier circuits...
A 13.56 MHz RFID transponder front-end with merged load modulation and voltage doubler-clamping rectifier circuits...
脉冲宽度调制(PWM)是英文“Pulse Width Modulation”的缩写,简称脉宽调制。它是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术,广泛应用于测量,通信,功率控制与变换等许多领域。一种模拟控制方式,根据相应载荷的变化来调制晶体管栅极或基极的偏置,来实现开关稳压电源输...
These files in Matlab implement a conventional DS -CDMA detector using QPSK modulation and matched filters in the receiver....
Rayleigh Fading Ampalitude without Phase Fading, The key point for ONES is that, in some modulation schemes like DPSK the phase error can not destroy ...
基于FPGA的多制式高速QAM调制器设计...