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This article presents downlink initial synchronization
and cell identification algorithms for long term evolution (LTE) of third-generation (3G) mobile communication systems, which are based on synchronization channel (SCH) and cell specific pilot
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OFDM同步VC++环境下的编程实现,可运行实践,帮助初学者加深对OFDM同步的理解-OFDM synchronization VC++ programming environment, you can run practice, to help beginners to deepen the understanding of the OFDM synchronization
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ofdm系统中的完整帧同步模块,基于verilog实现。-ofdm system full frame synchronization module, based on verilog implementation.
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这是一个相对完整的OFDM通信系统的仿真设计,包括编码,调制,IFFT,上下变频,高斯信道建模,FFT,PAPR抑制,各种同步,解调和解码等模块,并统括系统性能的仿真验证了系统设计的可靠性。
-This is a relatively complete simulation of OFDM communication system design, including coding, modulation, IFFT, the upper and lower frequency, Gaussi
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In this paper, we investigate the timing and carrier
frequency offset (CFO) synchronization problem in decode and
forward cooperative systems operating over frequency selective
channels. A training sequence which consists of one orthogonal
fr
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In this paper, we investigate the timing and carrier
frequency offset (CFO) synchronization problem in decode and
forward cooperative systems operating over frequency selective
channels. A training sequence which consists of one orthogonal
fr
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important thesis about synchronization in mimo ofdm
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thesis about mimo ofdm synchronization
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近年来随着移动互联网业务和物联网业务的兴起与
发展,用户对移动宽带业务需求越来越旺盛,对移动通信
网络的接入速率和质量要求也越来越高,原有基于码分多
址(CDMA)的3G及其增强技术未来将无法满足业务发展
需要,因此3GPP及3GPP2组织自2004年开始启动长期
演进(LTE)/空口演进(AIE,后改名为超移动宽带UMB)项
目,旨在通过引入一些关键技术,如正交频分复用(OFDM)
调制技术、多入多出(MIMO)技术、混合自动重传请求
(HARQ)、全IP扁平化
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carrier_count= 200
bits_per_symbol = 2
symbols_per_carrier = 50
loop=10
num=5
循环次数 10
子载波数 200
位数/ 符号 2
符号数/ 载波 50
训练符号数 5
循环前缀长度 T/4
调制方式 QAM
多径信道数 2(缺省)
信道最大时延 5 (单位数据符号)
仿真条件 收发之间严格同步
一个OFDM系统
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very good paper in mimo ofdm synchronization
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OFDM仿真包括同步、信道估计、峰均比控制的相关算法-OFDM simulation, including synchronization, channel estimation, the correlation peak than the control algorithm
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比较不同信道下的OFDM符号同步的算法,包括高斯,多径信道等-Comparison of different channels of the OFDM symbol synchronization algorithms, including Gaussian, multipath channel, etc.
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文章对OFDM技术作了介绍,主要涉及OFDM技术的基本原理,信道估计,同步技术等。-Articles on OFDM technology are introduced, mainly related to the basic principle of OFDM, channel estimation, synchronization technology.
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宽带无线的正交频分复用OFDM系统同步算法的研究法-Broadband Wireless OFDM synchronization algorithm method
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ofdm系统下经典的同步方法:基于前导序列的定时同步,符号同步-ofdm systems classical synchronization: Based on the leading sequence timing synchronization, symbol synchronization
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这是一个相对完整的OFDM通信系统的仿真设计,包括编码,调制,IFFT,
上下变频,高斯信道建模,FFT,PAPR抑制,各种同步,解调和解码等模
块,并统括系统性能的仿真验证了系统设计的可靠性
- This is a relatively complete simulation of OFDM communication system design, including coding, modulation, IFFT, upper and lower frequency,
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Physique for synchronization OFDM
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OFDM中同步细估计的matlab代码-Fine synchronization in OFDM estimation matlab code
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多天线正交频分复用(MIMO-OFDM,Multiple-Input and Multiple-Output Orthogonal Frequency Division Multiplex)系统中,精确的符号定时同步可使接收端解调数据时消除载波频率偏移和符号间干扰。而由于MIMO空间信道复杂度较高,使得单天线OFDM系统的同步方法不能直接应用于MIMO-OFDM系统中。提出的两步同步方法首先利用时域导频作为第一步同步进行粗同步,然后利用循环交织前缀作为第二步同步对每一个MIMO-OFDM符号进行
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