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stbc.rar
- 设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线,Design a specific guide-assisted channel estimation method, using Simulink simulation, measurement BPSK modulation BER performance. Draw-bit signal to noise ratio
digitalmod.rar
- 数字通信调制信号信号模拟系统 信号种类： MASK：2ASK，4ASK，8ASK MPSK：2PSK、4PSK、8PSK MFSK：2FSK、4FSK、8FSK 分连续相位CPFSK和离散相位DPFSK两种 MQAM：16QAM、32QAM、64QAM、128QAM OFDM：子载波数可任意选定，映射方式有BPSK、QPSK、4QAM、16QAM、32QAM、64QAM ,Digital communication system signal-signal analog modul
OFDMcode.rar
- 完整的OFDM链路程序并作了较为具体的解析从基本的bpsk,qpsk,qam到实际的ofdm系统，cdma链路，mac层仿真分析.,Orthogonal frequency division multiplexing (OFDM) is becoming the chosen modulation technique for wireless communications. OFDM can provide large data rates with sufficient robustnes
MIMO_OFDM
- 基于期望最大化(EM)的最大后验信道估计算法(MAP)在高信噪比(SNR)下将很难获得较低的估计误差,并且,对于导频辅助的MIMO-OFDM系统,OFDM符号的数据传输效率随着发送天线的增加而明显下降.为改善这两种缺陷,引入一种等效的信号模型来改善高SNR下的估计性能 在相邻多个OFDM符号内使用相移正交导频序列和联合估计来提高系统的数据传输效率和估计性能 根据角域内信道间的独立性来减小噪声对估计的影响.通过仿真实验可知,所提算法具有更小的估计误差和更高的数据传输效率.-Maximum a po
OFDM-with-pilot
- ofdm 系统的仿真 利用导频信号来估计信道 -ofdm system simulation and use the pilot signal to estiamte the channel information
ofdm
- QPSK调制信号经过AWGN、Rayleigh衰落信道的误码率-QPSK modulated signal through AWGN, Rayleigh fading channel bit error rate
ofdm_signal
- This program generates OFDM (Orthogonal Frequency Division Multiplexing) signal and its spectrum. Also the guard interval (GI) is inserted. -This program generates OFDM (Orthogonal Frequency Division Multiplexing) signal and its spectrum. Also the
mfile
- 信道估计程序，采用块状导频的办法，OFDM信号，采用自适应算法对瑞利信道模拟，有效地估计了信道-Channel estimation procedure for the pilot block approach, OFDM signal, using adaptive algorithm for Rayleigh channel simulation, an effective tool in estimating the channel
87361015MIMO_OFDMsystem
- 这是关于ofdm-mimo的一段小程序，能运行出来，得出几个信噪比的图-This is on ofdm-mimo' s a small program that can run out of plans to draw a number of signal to noise ratio
OFDMcode
- OFDM信号的编码译码仿真，英文说明更详细。-This simulation scr ipt set allows for an OFDM transmission to be simulated. Imagetx.m generates the OFDM signal, saving it as a windows WAV file. This allows the OFDM signal to be played out a sound card and recorded b
OFDM_transmitter
- OFDM transmitter, including signal mapping for M-QAM and quantizer
OFDM-mimo
- MIMO_OFDM系统仿真，包括系统的设定，调制，编码，及信号检测的仿真-MIMO_OFDM system simulation, including system settings, modulation, coding, and signal detection simulation
OFDM
- 实现OFDM基本调制，QPSK调制。通过高斯信道，最后恢复原信号-To achieve the basic OFDM modulation, QPSK modulation. Through the Gaussian channel, and finally restore the original signal
16QAM-OFDM
- 基于16QAM调制解调的OFDM信道估计，计算了不同信噪比下的误码性能曲线，并画出了图。-Comb based on the OFDM pilot channel estimation, calculation of the BER performance under different signal to noise ratio curve, and draw the map.
ofdm-qam
- 使用matlab，qam调制256ifft信号误码分析-Using matlab, qam modulation signal error of 256ifft
OFDM在qpsk调制下的误码率
- OFDM信号在QPSK调制下的误码率性能(Error rate performance of OFDM signal under QPSK modulation)
ofdm code
- OFDM simulation system use different modulation technique such as M-PSK M-QAM user can select that type . the program use image to be transmitted in QI mapped ,signal affected by AWGN and Fading on channel be for received
OFDM.m
- 基本OFDM模型，输出基带信号、调制、通过AWGN、解调、判决(Basic OFDM model, baseband signal, modulation, AWGN channel , demodulation and signal recover)
OFDM
- OFDM是一种特殊的多载波传输方案，可以被看作一种调制技术，也可以被当作一种复用技术。,该程序是LTE生成ofdm符号(OFDM signal generator)
OFDM
- 一个OFDM系统的仿真：信号的产生、调制、加循环前缀、加窗、并串转换等(The simulation of a OFDM system: signal generation, modulation, adding cyclic prefix, windowing, parallel string conversion, etc.)