正交频分复用,OFDM
1)OFDM正交频分复用
1.Orthogonal Frequency Division Multiplexing (OFDM ) Technology and Its Application in HF Communication;短波通信中的正交频分复用技术分析及应用
2.Ultra-wideband communication system based on OFDM technology;基于正交频分复用技术的超宽带通信系统
3.Performance analysis of OFDM system on different channels;正交频分复用系统在不同信道下的性能分析
英文短句/例句

1.Study of the Complex Detection System of OFDM and FM正交频分复用和调频复合探测体制研究
2.Research on Adaptive Technology Based on Orthogonal Frequency Division Multiplexing;基于正交频分复用的自适应技术研究
3.On Synchronization in Orthogonal Frequency Division Multiplexing Systems;正交频分复用系统中的同步技术研究
4.Research on Synchronization in OFDM System;正交频分复用系统中同步技术的研究
5.On OFDM System and Key Technologies;正交频分复用系统及其关键技术研究
6.Orthotropic Frequency Division and Multi-Carrier CDMA Technology;正交频分复用(OFDM)和多载波CDMA技术
7.Research on the Estimation of Frequency Offset in OFDM System;正交频分复用系统频率偏移估计的研究
8.Research on Carrier Frequency Offset Estimation Algorithms in Orthogonal Frequency Division Multiplexing(OFDM) Systems;正交频分复用系统中载频偏移估计算法的研究
9.Frequency Deviation Estimation for TDS-OFDM System时域同步正交频分复用系统的频偏估计
10.Analysis of Adaptive Loading Algorithms in Orthogonal Frequency Division Multiplexing Systems正交频分复用系统自适应分配算法分析
11.Research and Improvement on Resource Allocation Algorithms for OFDM Systems正交频分复用系统资源分配方法的研究与改进
12.Power allocation of cognitive orthogonal frequency division multiplexing system认知正交频分复用系统的功率分配研究
13.Orthogonal frequency division multiplexing technique and its application in wireless network;正交频分复用技术及其在无线网络中的应用
14.Application research on O-OFDM for optical networks光正交频分复用技术在光网络中的应用研究
15.Principles,applications and development of optical orthogonal frequency division multiplexing technology光正交频分复用技术的原理、应用与发展
16.Research on Key Technologies for OFDM Mobile Communication Systems;正交频分复用(OFDM)移动通信系统关键技术的研究
17.The Research on Orthogonal Frequency Division Multiplexing Technique in WideBand Wireless Network;宽带无线网络中的正交频分复用技术研究
18.The Study of UWA Communication Technology Based-on Orthogonal Frequency Division Multiplexing;基于正交频分复用的水声通信技术研究
相关短句/例句

orthogonal frequency division multiplexing正交频分复用
1.Study on Transmission Performance of Orthogonal Frequency Division Multiplexing in Wireless Access Network;正交频分复用技术在无线接入中传输性能的研究
2.Adaptive channel estimation algorithm for orthogonal frequency division multiplexing based on regression model and Kalman filter基于多项式模型和卡尔曼滤波器的正交频分复用自适应信道估计算法
3.In orthogonal frequency division multiplexing(OFDM) underwater acoustic communication systems,the phase noise caused by sampling frequency offset would deteriorate the system performance.为解决正交频分复用(OFDM)水声通信系统中因采样时钟偏差引起的相位噪声对系统性能的影响,提出了一种基于双导频符号的相位补偿方法,利用相邻两个OFDM导频符号的信道估计获得任何两个相邻OFDM符号的相位差,然后利用这个相位差去补偿OFDM数据符号中因采样时钟偏差带来的相位旋转。
3)orthogonal frequency division multiplexing(OFDM)正交频分复用
1.An interpolation and pilot based scheme was proposed for channel estimation over fast fading channels for multiple-input-multiple-output(MIMO) orthogonal frequency division multiplexing(OFDM).为了解决快衰落条件下多输入多输出(MIMO)正交频分复用(OFDM)系统的信道估计问题,根据MIMOOFDM的时变信号模型,提出了一种基于内插和导频辅助的快衰弱信道估计方法,讨论了进行有效信道估计的必要条件,得到了对导频矩阵的要求。
2.For the existing time-domain methods of carrier-frequency offset estimation for orthogonal frequency division multiplexing(OFDM) systems,estimation range is enlarged at a cost of estimation accuracy reduction,or vice versa.针对正交频分复用(OFDM)系统现有频偏估计时域方法中估计范围与估计精度的矛盾,提出一种基于时域训练序列的多步频偏估计新算法。
3.A symbol timing algorithm for orthogonal frequency division multiplexing(OFDM) systems with the cyclic prefix under wireless channels is proposed.提出了一种新的无线信道下基于循环前缀的正交频分复用系统符号定时同步算法。
4)orthogonal frequency division multiplexing (OFDM)正交频分复用
1.Under analyzing several characteristics of frequency-selective fast fading channels,such as large Doppler spread and multi-path interference,a low-dimensional Kalman filter method based on pilot signals is presented for the channel estimation of orthogonal frequency division multiplexing (OFDM) systems.针对频率选择性快衰落信道的多径干扰和较大的多普勒频率扩展,提出了一种基于导频的低维Kalman滤波算法用于正交频分复用(OFDM)系统信道估计。
2.Related research progress on!reducing the peak to average power ratio (PAPR) of the orthogonal frequency division multiplexing (OFDM) system is firstly introduced.在分析降低正交频分复用(OFDM)系统峰均功率比(PAPR)研究进展的基础上,通过减少OFDM调制方案中使用的载波数和选择不同的载波频率进行组合使信号空间得以扩展,然后,利用穷举法选择较低PAPR的组合与发送信号建立映射关系,从而降低整个OFDM系统的PAPR,仿真研究表明该方法能有效降低OFDM系统的PAPR。
3.To meet the requirement of high data processing rate in broad band orthogonal frequency division multiplexing (OFDM) system, an implementation method of 64 points fixed-point high rate fast Fourier transform (FFT) processor in field programmable gate array (FPGA) was discussed.针对宽带正交频分复用(OFDM)系统中高速数据处理的要求,提出了 64 点高速定点快速傅立叶变换(FFT)处理器在现场可编程门阵列(FPGA)中的设计与实现方法。
5)OFDM(orthogonal frequency division multiplexing)正交频分复用
1.Symbol timing and carrier frequency offset will significantly degrade the performance of OFDM(Orthogonal Frequency Division Multiplexing)receiver.符号、载波偏移严重影响着正交频分复用(OFDM)接收系统的性能。
2.OFDM(Orthogonal Frequency Division Multiplexing) can effectively eliminate the ISI between different symbols and has high frequency efficiency.正交频分复用技术可以有效的消除信号符号间干扰并具有较高的频带利用率。
3.In order to minimize the interference between digital audio signals and analog audio signals in the same band in AM Hybrid In-Band On-Channel(IBOC) system,a self interference cancellation method based on OFDM(orthogonal frequency division multiplexing) is introduced in this paper.针对混合模式的调幅带内同频数字音频广播(AM IBOC DAB)系统中的同频干扰问题,提出了一种自干扰抵消的方法,该方法利用正交频分复用(OFDM)技术中相邻子载波频率接近的特性,通过对相邻的两个子载波接收到的数据中的模拟干扰做干扰自抵消,从而减小了模拟信号对数字信号的同频干扰。
6)OFDM (Orthogonal Frequency Division Multiplexing)正交频分复用
延伸阅读

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