final gardner

说明：  振铃芯片KA2410数据手册(Ringing chip KA2410 Data Sheet)

在高斯白噪声信道和莱斯信道下调制方式为qpsk的基本通信系统的误码率仿真 (In the Gaussian white noise channel and Rice channel qpsk modulation method is the basic communication system BER simulation)

通过单片机读取sht3x高精度温湿度传感器程序(Read sht3x high precision temperature and humidity sensor program through MCU)

说明：  this is official usb2.0 protocol

空域零陷，首先用doa技术估计直达波方向，然后置零，用于直达波消除。(In spatial nulling, DOA technique is used to estimate the direction of direct wave, and then zeroing is used to eliminate direct wave.)

高通平台电信版CDMA手机写入MEID号码(Write MEID tool for Qualcomm platfrom)

D2D通信中开环功控的演示，并对其进行编译(Demonstration of open-loop power control in D2D communication)

energy efficiency code for cognitive radio

MIMO-OFDM基于卡拉曼滤波的信道估计算法，附带多普勒信道建模和算法程序(MIMO-OFDM Karaman filtering based channel estimation algorithm, incidental the Doppler channel modeling and algorithm)

采用Simulink 平台对OFDM 进行仿真，确定系统的参数，完成参数设置，构建了一个简单的OFDM通信系统。(Using Simulink platform to simulate OFDM, determine the parameters of the system, complete the parameter settings, and build a simple OFDM communication system.)