lte-sim-r5

随机调制信号下的模拟ppm，结合PCA的尺度不变特征变换(SIFT)算法，包括主成分分析、因子分析、贝叶斯分析。( Random ppm modulated analog signal under Combined with PCA scale invariant feature transform (SIFT) algorithm, Including principal component analysis, factor analysis, Bayesian analysis.)

Winner+通信信道模型文件，视距通信概率，非视距通信概率，路损模型等(Winner+ communication channel model file, line of sight communication probability, the probability of non-line communication, road loss models)

说明：  ISD1420为美国ISD公司出品的优质单片语音录放电路,由振荡器,语音存储单元,前置放大器,自动增 益控制电路,抗干扰滤波(ISD1420 is a high-quality single chip voice recording and playback circuit produced by ISD Company of the United States. It consists of oscillator, speech memory unit, preamplifier, automatic gain control circuit and anti-jamming filter.)

this is simply a report on the fading channel on different modulation scheme

ACO-OFDM sdakldjas seuekdsjakdnskd

串口通讯技术实现--两台pc机通过串口通讯（C语言）并可以调整波特率，奇偶校验位等。 (Serial Communication Technology- two pc machine through serial communication (C language) and can adjust the baud rate, parity bit and so on.)

说明：  这是 Okumura 和Hata模型的编码。(This is the coding of Okumura and Hata models.)

qpsk的仿真以及根升余弦滤波器成形另外有误比特率的比较(qpsk simulation and shaping the root raised cosine filter)

The Viterbi algorithm

gait recognization of a person