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MIMO_OFDM_key_technology
- 无线多载波_MIMO_OFDM_系统的理论和关键技术研究,优秀博士论文,做MIMO和OFDM很好的参考-_MIMO_OFDM_ Wireless multi-carrier system theory and key technology research, outstanding doctoral dissertation, MIMO and OFDM make a good reference
AlarmLock
- 汽车防盗器控制器源码,采用电力载波方式,后端通过一个锁相环解调。-Car anti-theft controller source, using power line carrier way back through a phase-locked loop demodulation.
TheResearchofSychronizationTechnologyinReceiver.ra
- 本文首先介绍了数字接收机中同步技术,包括载波同步和符号同步。同步 算法主要可以分为两大类:现行的开环算法和传统的闭环算法。接着研究了一 些典型的载波同步算法和符号同步算法。 -This paper first introduces the digital receiver synchronization techniques, including carrier synchronization and symbol sync
FM
- 采用频率调制 为1000Hz的载波,在解调前把加性白高斯噪声加入到调制信号。当噪声功率和调制信号功率比为0.001,0.01,0.05,0.1和0.3是进行解调并绘出调制信号-The use of frequency modulation for the 1000Hz carrier, in the demodulation before AWGN added to the modulation signal. When the noi
ACarrierTrackingAlgorithmBasedOnFPLL
- 介绍了一种基于锁频锁相环(FPLL)的载波跟踪算法。频率跟踪模块可以适应较大动态范围的频率变化,基于软件的数控振荡器(NCO)模块可以达到极高的频率跟踪精度。由于有锁频环的频率牵引,锁相环路滤波器可以设计得很窄,具有很好的抑噪性能,满足精确跟踪载波相位的要求。因此,该基于FPLL的载波跟踪算法可以适应信号存在较大的动态范围和噪声干扰的应用环境;同时,其鉴频鉴相算法表达式简单,易于用可编程数字器件实现。-Introduce an appr
gfuzzy
- 基于模糊逻辑控制的数字锁相环,用于通信系统中的载波恢复。Digital phase lock loop base on fuzzy logical control, which is used to recover carrier in communication system.-Based on fuzzy logic control of digital phase-locked loop for the communication
OFDM
- 本文首先概述了OFDM 的原理、特征和关键技术,介绍了系统需要的几种同步。然后就同步误差对系统性能的影响进行了简单的分析,表明定时偏差和采样频率偏差将会引入码间干扰,载波频率偏差导致载波间干扰的发生。因此,在OFDM系统接收机中定时的确定、载波频率偏差和采样频率偏差的纠正是信号恢复的关键。之后对OFDM系统同步的几种实现方法进行了介绍,分析了各同步方法的性能。-The paper first outlines the principle
qpsk
- 载波同步是QPSK信号相干解调的一项关键技术。-Carrier synchronization signal coherent QPSK demodulation is a key technology.
plc
- 电力线载波通信方面的一点学习资料,希望对各位有所帮助。-Power line carrier communications learning materials that we hope will be helpful to you.
OFDM
- 详细的OFDM设计过程,包括Matlab仿真、DSP源码及文档说明。 OFDM(正交频分复用)技术实际上是MCM(Multi-Carrier Modulation,多载波调制)的一种。-OFDM detailed design process, including the Matlab simulation, DSP source code and documentation. OFDM (Orthogonal Frequency
IT800Dtongxin
- 这是PC机与电力线载波芯片IT800D的通信程序-This is the PC-chip with the power line carrier communication procedures IT800D
scfde
- 单载波频域均衡SCFDE的MATLAB源码,包括迫零均衡和MMSE均衡-Single-carrier frequency domain equalization SCFDE the MATLAB source code, including zero forcing and MMSE balanced balanced
OFDM_Technique_Simulation_Performance
- 摘要:基于通信技术的列车运行控制系统(CBTC)是铁路信号的发展方向,交频分复用 OFDM)是一种无线环境下的高速传输技术,它对高速列车控制信息传输中卞要受到的由于多 径传播引起的快衰落所产生的影响有很强的抵抗能力.本文首先介绍了OFDM技术的发展和 基本原理,然后在计算机上用M atlal〕对其性能进行了仿真,仿真中将OFDM与传统的单载波 调制方式—i1,交振幅调制( 1frQAM)对抗多径十扰的性能进行了比较,最后
2007081312413982768
- 基于载波相位三差的航天器GPS/INS组合姿态算法-Based on carrier phase III spacecraft poor GPS/INS Attitude Algorithm portfolio
QPSKcyclicspectral
- MPSK信号基于高阶循环谱估计载波频率matlab的代码-MPSK signals based on higher-order cycle of the carrier frequency spectrum estimation matlab code
Uart-Carrier
- 瑞斯康公司载波模块串口通信程序,很标准的串口通信程序,可以作为学习参考.-Company瑞斯康carrier module serial communication program, it is the standard serial communication procedures, can serve as a learning reference.
QPSK_Sim1
- 完成了QPSK的调制解调的仿真,没有载波恢复环节-Completed a QPSK modulation and demodulation of the simulation, there is no carrier recovery links
carrier_recovry
- 介绍了适合DVB-C环境下的载波恢复算法,并且对几种典型的算法进行了比较-Introduced for DVB-C environment of carrier recovery algorithm, and several typical algorithms were compared
lxk
- 本程序仿真一个从卫星到区域数据中心的下行链路(由一组6个载波构成),评估热噪声,交调(IM)失真、由滤波器造成的码间干扰(ISI)以及邻频干扰对下行链路性能的影响。-This procedure simulation of a regional data from the satellite downlink center (by a group of six carrier constituted) to assess the the