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2MovingVideoMonitorSystemBasedGPRS
- 本文主要研究了W-WAN中GPRS网络的移动视频传输问题。文中探讨了GPRS的网络结构、协议体系以及链路特性,从中我们看出: GPRS网络链路不仅具有一般无线链路数据传输中遇到的延迟大、误码率高等共性问题,而且具有移动通信系统采用蜂窝频率复用方式带来的小区切换, 以及由于通信中链路性能随着地理位置变换而变化造成的GPRS网络中不可避免的经常性遭遇的冗长时延和突变时延。 这使得目前GPRS网络中使用的传统TCP或UDP传输协议
ldpc_decoder
- 采用Log-BP算法的LDPC码译码仿真程序,给出了不同信噪比下误码率和误包率的统计图,用matlab和C(c-mex)程序分别编写,有详细说明和注释。-The use of Log-BP decoding algorithm for LDPC code simulation program is given a different signal to noise ratio and bit error rate under the p
multipath
- 在matlab下实现多径信道仿真,计算误比特率-Matlab achieved in multi-path channel emulation, bit error rate calculation
qrcode
- QRcode的解码程序,适应性比较高,纠错率较高。-QRcode decoding process, a relatively high adaptability, error correction is higher.
MAPAlgorithm
- This program includes: [5 7] convolutional code (encoder) + BPSK + AWGN + MAP (decoder). It evaluates Bit Error Rate and plots it versus SNR(signal to Noise Ratio). -This program includes: [5 7] convolutional code
MSE_calculation
- 最小二乘算法,最小均方误差等算法的MSE的计算,MATLAB代码-Least-squares algorithm, such as minimum mean square error MSE calculation algorithm, MATLAB code
mflood
- 无线传感器网络中的经典例程,NS-2一书中曾详细介绍这一例子,但是在运行是有好多错误,本文是运行后的例子-Wireless sensor networks in the classic routines, NS-2 1 Introduction This book has detailed examples, but there is a lot of running error, this article is the running
rndcheck
- ldpc码纠错程序,对传输过程的错误进行自动检错-LDPC code error correction procedures, on the transmission error for automatic error detection
ECC--1.2.1
- Error Correcting Code algorithms, for use whit g
fec_perf_v1_0_tar
- forward error correction program performance algorithms for use with gcc.
lsb
- 利用LSB算法嵌入隐藏图像,可在广义LSB中设置修改的位平面,返回误码率和峰值信噪比。含各种经典的攻击方式,可用于实验。并可控制攻击的强弱。利用Matlab编写。-LSB embedding algorithm using hidden images, can be generalized to set up modified LSB bit-plane and returned to the bit error rate and pe
STDM
- 利用STDM方法嵌入水印信息,可设置量化步长,选择各种经典的攻击方式,控制攻击强弱,返回误码率和峰值信噪比-Stdm method using embedded watermark information, to set the quantization step size, choose a variety of classic attacks, controlling the strength of the attack and r
wireless_error_model
- 无线模拟仿真中,信道误差模型的代码,比较不错的哦-Simulation of wireless, channel error model of the code, compared Oh good
LINKERROR
- libcd.lib(crt0.obj) : error LNK2019: 无法解析的外部符号 _main ,该符号在函数 _mainCRTStartup 中被引用-libcd.lib (crt0.obj): error LNK2019: unresolved external symbol _main, the symbols in the function was invoked _mainCRTStartup
MSE
- Comparison of the performances of the LS and the MMSE channel estimators for a 64 sub carrier OFDM system based on the parameter of Mean square error
BFSK
- 准确的通信工程里的BFSK调制方式的性能仿真。给出了误码率和信噪比等参数。-Accurate communication engineering in the BFSK modulation of performance simulation. Given bit error rate and signal to noise ratio and other parameters.
WCDMAsim
- WCDMA的调制与解调仿真程序,得出误码率。-WCDMA modulation and demodulation of the simulation program, come to the bit error rate.
grammar
- 为L语言设计一个语法分析器。 读入源程序,输出分析过程,包括状态,已规约串,当前输入,语义动作(移进/规约),规约使用的产生式。适当考虑错误处理。-L language for the design of a parser. Read the source code, the output analysis of the process, including the state, has the Statute of string,
Morth
- Probability of symbol and bit error for M orthogonal signals
Reed-Solomon.tar
- reed-solomon编码的java实现,一种常用的纠错码-reed-solomon coding java to achieve, a commonly used error-correcting codes