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2T1ROFDM_QPSK
- 基于ofdm系统中的stbc编码,并且运用qpsk调制的matlab程序。-based on OFDM system of stbc coding, and the use of Matlab QPSK modulation procedures.
qpsksystem_SJSU
- This is a model of a QPSK modulation system for transmission over a bandpass channel with fc = 100 Hz and B = 30 Hz and AWGN at the receiver. SRRC fi lters with excess bandwidth α = 0.18 are employed. The receiver includes an NDA timing recovery
QPSK-MODULATION
- DQPSk文档 调制过程 解调过程 系统误码率 matlab程序 -DQPSk document modulation demodulation process system BER Matlab procedures
数字视频图像传输系统实现中几个问题的研究
- MATLAB程序的仿真比较。随后,针对QPsK,详细讨论了其基本原理和具体的实现算法,并进行了仿真验证,然后选用HSP502巧数字上变频芯片和HSP50214B数字下变频芯片,设计了数字调制、解调器的实现方案。最后,作为对整个数字视频图像传输系统的宏观认识,利用M户JLAB中的实时建模仿真Simullnk库对典型的视频图像传输系统一数字视频广播系统(D vB),进行了建模、仿真和初步的分析,结果表明:在高斯白噪声的传输环境下,系统采取的一系列抗干扰措施,包括内、外码级联的信道纠错编码和先进的调制
Rayleigh-channel-simulation
- 通信系统中,采用QPSK调制方式,对瑞利衰落信道的仿真-By using QPSK modulation, simulate the Rayleigh fading channel in communication system
AWGN RAY
- 基于MATLAB的QPSK仿真(AWGN高斯信道和瑞利信道),包括系统框图、功率谱密度、星座图。另外还有一个当发生100个错误时的误码率,高斯信道和瑞利信道下仿真的误码率和误比特率与理论值对比。-MATLAB-based simulation of QPSK (AWGN Gaussian channel and Rayleigh channel), including system block diagram, the power spectral density, constellation
ofdmgen.m
- MATLAB program for OFDM generation and reception This is a simple MCM communications system. The code is pretty self-explanatory. Here I have not used the cyclic prefix. Transmitter End: 1. Generate random serial data with M symbols (RAND
communication.simulation
- 该程序包括了通信系统的相关仿真程序(matlab),并给出了QPSK、MPSK、BPSK等调制方式的相关matlab仿真程序。-The procedures include the communications system simulation related procedures (Matlab), and gives a QPSK, MPSK, such as BPSK modulation of Matlab simulation program.
teowaymodulates
- 用QPSK调制,实现系统的误码率计算,包含两种实现方法。-Using QPSK modulation, the system bit error rate, including two types of implementation.
89346470QPSK
- system generator QPSK,数字QPSK 调制解调-system generator QPSK
mod_demod
- 在matlab环境下实现通信系统中的BPSK,QPSK,16QAM,调制。成型滤波和匹配滤波都采用根升余弦函数。-In the matlab environment to achieve communication system BPSK, QPSK, 16QAM, modulation. Shaping filter and matched filter are used root raised cosine function.
QPSK
- QPSK仿真,从系统信号产生到调制,解调。全部都有,波形很不错。-QPSK simulation, the signal generated from the system to the modulation, demodulation. All have, the waveform is very good.
TD_Phy
- TD-SCDMA系统中的调制解调,用的qpsk调制解调方式-TD-SCDMA system, the modulation and demodulation, modulation and demodulation used qpsk
8psk
- (1) 分析QPSK调制、解调原理,并画出其系统框图; (2) 产生等概率且相互独立的二进制序列,作为待传输的信号,并画出其波形; (3) 进行8PSK调制,分别画出I、Q两支路信号经过乘法器后的波形以及8PSK调制波形; (4) 产生均值为0,方差为1的加性高斯随机噪声,画出其时域波形及频谱; (5) 将加性高斯随机噪声作为传输信道的干扰,画出接收端信号的时域图; (6) 进行8PSK解调,输出解码序列,画出解调后信号波形; (7) 计算系统信噪比、传输误码率。-(1)
FSKPSKQPSK16QAM
- 包含FSK,PSK,QPSK,16QAM调制解调系统-Including FSK, PSK, QPSK, 16QAM modulation and demodulation system
MIMO_OFDM
- 本程序是一个基于空时编码的MIMO-OFDM通信系统的仿真设计,包括QPSK调制解调,IFFT调制,空时编解码-This procedure is based on a space-time coded MIMO-OFDM communication system simulation design, including QPSK modulation and demodulation, IFFT modulation, space-time codec
qpsk
- 加性高斯白噪声环境下QPSK调制解调系统的性能分析,包括box-buller产生AWGN以及QPSK调制与解调,误码率计算-Performance additive white Gaussian noise environment QPSK modulation and demodulation system analysis, including box-buller produce AWGN and QPSK modulation and demodulation, bit error ra
MIMO_OFDM
- 该程序一个基于空时分组编码的MIMO_OFDM通信系统的仿真设计。此系统包括QPSK调制解调,IFFT调制,空时编解码,基于训练符号的信道估计等通信模块,利于初学者学习。-This is a space-time block coding based simulation design MIMO_OFDM communication systems. This system includes a QPSK modulation and demodulation, IFFT modulation,
tp3_program
- 求仿真OFDM系统的性能,OFDM系统发端使用QPSK调制方式,选取64个子载波,16位CP(循环前缀)。-OFDM system simulation performance requirements, OFDM system using QPSK modulation originator select 64 sub-carriers, 16 CP (cyclic prefix).
awgn_QPSK
- 基于高斯白噪声下的QPSK系统仿真,绘制误码率图,可与理论曲线对比-Based on QPSK system simulation under Gaussian white noise, the bit error rate map can be compared with the theoretical curve
