搜索资源列表
009
- 利用matlab对IS-95前向链路系统的仿真,包括扩频调制,匹配滤波,RAKE接收等相关通信模块,仿真环境为加性高斯白噪声信道. -Using matlab on the IS-95 forward link system simulation, including the spread spectrum modulation, matched filter, RAKE receiver and other related communication module, the simula
IS95
- 此函数用于IS-95前向链路系统的仿真,包括扩 频调制,匹配滤波,RAKE接收等相关通信模块。 仿真环境: 加性高斯白噪声信道. 数据速率 = 9600 KBps - This function is used in IS-95 forward link system simulation, including the expansion frequency modulation, matched filter, RAKE receiver and oth
IS95_forward_link_system
- 此函数用于IS-95前向链路系统的仿真,包括扩 频调制,匹配滤波,RAKE接收等相关通信模块。 仿真环境: 加性高斯白噪声信道. 数据速率 = 9600 KBps -This function is used for IS-95 forward link system simulation, including the spread spectrum modulation, matched filter, RAKE receiver and other related co
IS95
- IS-95前向链路通信系统MATLAB仿真实现-IS-95 forward link communication system MATLAB Simulation
IS95
- is-95前向链路通信系统仿真一个数据无线电的多接入方案,其用来发送声音,数据和在无线电话和蜂窝站点间发信号数据(如被拨的电话号码)。 -is-95 prior to link a data radio communication system simulation of multi-access program, which used to send voice, data and wireless phones and cellular sites in the signal betwe
IS95_link
- IS-95前向链路系统的仿真,包括扩频调制,匹配滤波,RAKE接收等相关通信模块。 -IS-95 forward link system simulation, including the spread spectrum modulation, matched filter, RAKE receiver and other related communication module.
IS95
- 窄带CDMA(IS-95)系统的前向链路仿真,matlab完成,可执行。-Forward Link Simulation of IS-95
IS95Gausewhitenoise
- IS95 FIR滤波器低通滤波白噪声(由输入和输出噪声功率谱图可见,IS-95滤波器较好实现了低通滤波。)-IS95 FIR low-pass filter white noise filter
200503-95
- 为了弥补传统中值滤波器在进行图像降噪处理中的不足,在图像降噪技术中应用了自适应中值滤波器。文中重点介绍了自适应中值滤波器的工作原理并在Matlab平台上进行了仿真试验,与传统中值滤波器进行了比较,计算机仿真结果表明在对密度较大的椒盐噪声进行滤波时,自适应中值滤波较传统中值滤波具有较大的优越性。-To remedy disadvantage of traditional median filtering algorithms in image denoise ,adaptive median fi
IS95WGN
- 使用IS-95 FIR滤波器从白噪声中滤得低通噪声,使用matlab2007b编写-Using the IS-95 FIR filter obtained from the white noise in the low-pass noise filter
IS95_forward_link_system_simulation
- 此函数用于IS-95前向链路系统的仿真,包括扩频调制,匹配滤波,RAKE接收等相关通信模。 仿真环境为加性高斯白噪声信道,数据速率为9600 KBps 。 -This function is used for IS-95 forward link system simulation, including the spread spectrum modulation, matched filter, RAKE receiver and other related communicatio
IS95_forward_code
- 本程序针对高通公司开发的IS-95通信系统,是一个相对完整的IS-95前向信道的仿真源程序,包括Viterbi编码,数据调制,基于RAKE接收机的解调,实现软判决输入的Viterbi译码等模块,并包括有误码率的计算和性能仿真显示。 -The procedure developed for Qualcomm IS-95 communication system, is a relatively complete IS-95 forward channel simulation source c
bc-1.06.95
- unix无界面时默认的计算器,即是现在在众多linux发行版中依然含有的计算器——bc。源码详细,可重新编译运行。-unix no interface default calculator, that is now in the many linux distributions still contain the calculator- bc. Source details, can be recompiled to run.
AD9980
- The AD9980 is a complete, 8-bit, 95 MSPS, monolithic analog interface optimized for capturing YPbPr video and RGB graphics signals. Its 95 MSPS encode rate capability and full-power analog bandwidth of 200 MHz supports all HDTV video modes and graphi
LVQNNclassification
- 利用LVQ神经网络实现对数据的分类,一组分类正确率为95.2 ,另一组分类正确率为75 -data classification by LVQ neural network,the accuracy of one group is 95.2 ,the other is 75
IS95
- 此函数用于IS-95前向链路系统的仿真,包括扩 频调制,匹配滤波,RAKE接收等相关通信模块。 仿真环境: 加性高斯白噪声信道. 数据速率 = 9600 KBps -CDMA
qqcelp
- QCELP是美国Qualcomm通信公司的专利语音编码算法,是北美第二代数字移动电话的语音编码标准(IS-95)。QCELP算法被认为是到目前为止效率最高的一种算法。该算法可依靠门限值来调整速率,门限值随着背景噪声的变化而变化-Qualcomm Code Excited Linear Prediction
ViterbiFPGA
- 探讨了CDMA 数字移动通信中的差错控制问题, 研究用约束度K = 9 的卷积编码 和最大似然V iterbi 译码的差错控制方案. 在V iterbi 译码算法中, 提出了原位运算度量、保 存路径转移过程和循环存取幸存路径等方法, 能有效地减少存储量、降低功耗, 使得K = 9 的V iterbi 译码算法可在以单片XC4010 FPGA 为主的器件上实现, 其性能指标符合CD2 MA 数字移动通信IS 95 标准要求. 文中给出了实测的算法性能, 讨论了FPGA 具体实现
is95receiver
- CDMA IS-95 接收机基带处理仿真 对扩频原理学习有所帮助-CDMA IS-95 receiver
IS95
- main_IS95_forward.m 此函数用于IS-95前向链路系统的仿真,包括卷积编译码、扩频调制,匹配滤波,RAKE接收等相关通信模块。 仿真环境: 加性高斯白噪声信道. 数据速率 = 9600 KBps -main_IS95_forward.m This function is used to forward link IS-95 system simulation, including the convolution encoding and decodi