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slnr_sim
- 在matlab上对1×2的mimo-ofdm通信系统进行slnr仿真,仿真结果是对两种信道slnr预编码算法进行的比较。比较结果支持多数据流传输。SLNR_sim2.m为主程序。-In matlab on the 1 × 2 of mimo-ofdm communication system slnr simulation results is a two channel slnr comparison of pre-coding algorithm. Compare the results t
RFX2401
- RFX2401一款高性能PA 用于蓝牙、WLAN、Zigbee和MIMO设计的两个高度集中单芯片及单芯片解决方案是首个RF前端集成电路(RFeICs)。RFX2401主要应用于蓝牙1级和单端口Zigbee。该芯片在BiCMOS器件中集成了功率放大器、LNA、发送和接收开关电路、相关匹配网络、以及谐波滤波器。 前端的优越性能、高灵敏度和效率、低噪音、小型化和低成本使其非常适用于需要扩展范围和带宽的应用,这种扩散可能是10x的。RFX2401具有集成功率检测电路,只需一个外接电源电容器和用
mimozhuganraoyizhi
- :针对多小区下行链路中的同频干扰问题.提出了一种新的主动式干扰抑制方案。该方案通过在各基站独立 地采用预编码的方式来主动抑制本小区基站对其他相邻小区所产生的干扰。文中提出了两种实现算法:(1)迫零 预编码,它可以获取和无同频干扰系统同样的性能;(2)基于干扰信道最大特征子信道的线性预编码,它能够有 效地实现抑制干扰和提高本小区发送自由度的折衷。仿真结果表明,本文方案提高了系统的性能和频谱效率。 关键词:多输入多输出(MIMO);多小区;干扰抑制;预编码 中图分类号:TN929
stbc21
- 用matlab进行发送天线为2根,接收天线为1根的mimo信道空时分组码的性能仿真。-Using matlab to send antenna 2 and receiving antennas to one of mimo space-time block codes channel performance simulation.
stbc21_1
- 2发1收MIMO系统误码率曲线仿真,应用的是空时分组编码技术。-The two issued a received MIMO system bit error rate curve simulation, and application of space-time block coding techniques.
4_X_4_4_QAM-_MMSE_FEC
- THIS CODE SIMULATE A COMPLETE MIMO SYSTEM (MULTIPLEXING GAIN),AND AN ADDITIVE 1/2 FEC WAS USED ,THE RESULTS COMPARED WITH MMSE DETECTOR WITHOUT FEC,THE VITERBI DECODER WAS USED AT THE RECEIVER
OFDM_basic
- 多输人多输出(MIMO)技术是第三代和未来移动通信与个人通信系统实现高数据速率,提高传输质量 的重要途径[1 ]。目前MIMO系统中使用的发射方案主要包括:①贝尔分层空时结构BI STA(Bell Layered Space Time Architecture)[。 ;②正交空时分组码OSTBC(Orthogonal Space Time Block Coding) ;⑧空时 格型编码STTC(Space Time Trellis Coding) 。-Motivated by the
Alamouti
- 一个2发1收的MIMO系统,接收端采用QR检测,最后仿出误码率和信噪比的曲线。信道在接收端已知-信道在接收端已知。-A 2-fa 2 collected MIMO system, using QR detection receiver, and finally like a bit error rate and signal to noise ratio of the curve. Channel known at the receiving end.
MIMO_21_22
- MIMO多天线系统仿真程序,分别仿真比较了 AWGN信道 , SISO瑞利衰落信道 , 2发1收Alamouti方案 , 2发2收Alamouti方案 -MIMO multi-antenna system simulation program, were simulated and compared the AWGN channel , SISO Rayleigh fading channels , two fat a close Alamouti scheme , two 2 admi
alamouti
- 主要针对 MIMO中的alamouti 进行仿真测试,有2发1收,3发1收,4发1收 进行比较。-Mainly for the alamouti MIMO simulation test, there are two hair a close, 3 rounds a close, four made a close comparison.
communication-theory
- 1.由用户输入发射天线和接收天线的数量和SNR的值,画出MIMO通道性能的PDF和CDF,通道符合雷利分布。2.输入发射天线和接收天线数量及SNR范围,计算通道的性能,画出所有capacity v.s SNR图。- 1. transmit and receive antennas are input by the user of the number and SNR draw MIMO channel performance of PDF and CDF, in li
files
- The four codes are matlab codes 1) Diversity schemes wireless communication 2) Implement Spatial Multiplexing for MIMO System. 3)Reed Solomon RS code for a given system. 4) Clustering using Vector Quantization neural networks The fifth code
uncoded
- Our system is a 4×4 MIMO Rayleigh channel with uncorrelated distributions. The modulation used is QPSK. We wish to simulate the performance of the system with the following configurations: I. Uncoded system (𝑟 =4) In this scheme transmitte
stbc21
- 在MIMO系统中,空时分组编码STBC对系统性能的测试,2发1收,给出信噪比和误码率的关系图形-In the MIMO system, space-time block coding STBC test system performance, 2 round 1 received, given the relationship between SNR and bit error rate graphics
pudn_Renj_matlab
- 1)football.m简单地以阵列形式显示一副图; 2)pre.m是心音信号过滤归一化预处理的过程; 3)wavlet.m是用db6小波进行信号的分解和重构,且求包络能量函数; 4)path.m是利用KKT条件的路径跟踪法,用于求解二次规划问题; 5)LRmmse是MIMO通信中常用检测方法,结合了最小均方误差准则和格基规约的知识。-1) football.m simply displays a graph in an array 2) pre.m is the proc
无线通信基站的基带发端仿真系统
- 系统发端整体设计 基带发端系统设计分为八个模块: 1)数据产生模块(Data Generation) 2)CRC校验及码块分割模块(CRC Attachment and Segmentation) 3)信道编码模块(Channel Coding) 4)速率匹配模块(Rate Matching) 5)码块级联模块(Code Block Concatenation) 6)加扰模块(Scrambling) 7)调制模块(Modulation) 8)MIMO层映射和预编码模块(Laye