• OFDMA is based on the idea of frequency-division multiplexing, which is a method to transmit multiple data streams over a channel.

    OFDMA是根据频分多路传输系统的思想,这是一种在一个频道上传输多个数据流的方法。

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  • LTE splits the channel into two parts using frequency-division multiplexing, so the download and upload speeds are better balanced.

    LTE则利用频分多路传输系统把频道分成两个部分,所以,下载和上传的速度得以更好地平衡。

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  • A new frame synchronization scheme in orthogonal frequency-division multiplexing (OFDM) system was proposed.

    提出了正交频分复用(OFDM)系统中一种新的帧同步算法。

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  • Orthogonal frequency-division multiplexing (OFDM) is an attractive transmission technique for high-bit-rate communication systems.

    中文含义为正交频分复用,它是一种多载波调制技术。

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  • We advance a novel method for the Single-Input-Single-Output (SISO) time-varying channel estimated of orthogonal frequency-division multiplexing (OFDM) systems.

    我们提出了一种单输入单输出(SISO)正交频分复用时变信道估计方法。

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  • This paper presents two novel iterative equalization schemes for orthogonal frequency-division multiplexing (OFDM) systems when the cyclic prefix (CP) is not sufficient.

    本文提出两种新的用于循环前缀(CP)不足时正交频分复用(OFDM)系统的迭代均衡方法。

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  • OFDM (Orthogonal frequency Division Multiplexing) systems are sensitive to frequency offset, which will degenerate the system performance.

    正交频分复用(OFDM)通信系统对频率偏移比较敏感,容易导致系统性能急剧下降。

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  • A new time and frequency synchronization method based on frequency domain correlation for an Orthogonal frequency Division Multiplexing (OFDM) system is presented.

    该文根据频域相关的原理,提出了一种新的用于无线移动信道下的正交频分复用(OFDM)系统的时频同步算法。

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  • 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。

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  • To solve this problem, a new fingerprinting scheme based on the FDM(frequency division multiplexing) technique is proposed in this paper.

    针对上述问题,提出了一种新的基于频分复用的数字指纹编码方案。

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  • A non blind channel estimation algorithm for orthogonal frequency division multiplexing (OFDM) systems in multipath channels was proposed.

    提出了一种适用于正交频分复用通信系统的非盲信道估计算法。

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  • This paper describes a novel joint acquisition algorithm of timing and carrier frequency for burst orthogonal frequency division multiplexing (OFDM) transmission system.

    提出了一种新的正交频分多路(OFDM)传输系统定时和载波频率捕获联合算法。

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  • A timing and frequency synchronization scheme based on FH sequence is proposed for the free space optical communication Orthogonal frequency Division Multiplexing (FSO-OFDM).

    提出了一种基于FH序列的自由空间光通信多载波调制(FSO - OFDM)时间频率同步方案。

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  • A new blind frequency offset estimation method based on cyclic prefix and virtual subcarriers in coherent optical orthogonal frequency division multiplexing (CO-OFDM) system is presented.

    在相干光正交频分复用系统中,本文提出了一种新型的基于循环前缀和虚载波的盲频偏估计方法。

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  • A multiple carrier frequency offsets (CFOs) estimation algorithm for multiple Input multiple Output Orthogonal frequency Division Multiplexing (MIMO-OFDM) systems based on pilot symbols was proposed.

    提出了一种基于导频符号的多输入多输出正交频分复用(MIMO - OFDM)系统多频偏估计算法。

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  • And the method of DDWS (direct digital wave synthesis) is adopted to realize the signals of MFSK (multi-frequency shift keying) and OFDM (orthogonal frequency division multiplexing).

    采用DDWS(直接数字合成)方法,产生了MFSK (m元频移键控)和OFDM(正交频分复用)两种水声通信信号。

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  • A new symbol timing and carrier frequency synchronization scheme applicable to orthogonal frequency division multiplexing (OFDM) system was presented.

    针对正交频分复用(OFDM)系统提出了一种新的符号定时和载波频率同步算法。

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  • The invention relates to a method and a system for compensating a carrier frequency offset in an orthogonal frequency division multiplexing (OFDM) receiver.

    本发明涉及在正交频分复用(OFDM)接收机中补偿载波频率偏移的方法和系统。

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  • 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。

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  • The OFDM (Orthogonal Frequency Division Multiplexing) multi-carrier modulation is used to process messages instead of the traditional single carrier modulation.

    提出利用正交频分复用(OFDM)多载波调制方式代替单载波调制方式对信息进行处理。

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  • China digital television terrestrial broadcasting standard GB20600-2006 is based on TDS-OFDM (Time-Domain Synchronous orthogonal Frequency Division Multiplexing) systems.

    中国地面数字电视广播标准GB20600- 2006是基于时域同步-正交频分复用(TDS - OFDM)系统的。

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  • Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier broadband modulation technique.

    正交频分复用(OFDM)是一种多载波宽带数字调制技术。

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  • Orthogonal Frequency Division Multiplexing (OFDM)technology in recent years is the rise of a wireless channel to achieve high-speed data transfer of new technologies.

    正交频分复用(OFDM)技术是近几年兴起的一种在无线信道上实现高速数据传输的新技术。

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  • The network lifetime optimization issue is investigated for bidirectional two-hop cooperative Orthogonal Frequency Division Multiplexing (OFDM) systems recruiting multiple relays.

    该文研究双向两跳协作多中继正交频分复用(OFDM)系统的网络寿命优化问题。

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  • In this paper, a scheme of Broadband Power Line Communication based on orthogonal frequency division multiplexing (OFDM) is discussed.

    本文探讨了基于正交频分复用(OFDM)的电力线宽带数据传输方案。

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  • Orthogonal frequency division multiplexing (OFDM), single carrier frequency domain equalization (SC-FDE) and multiple antennas technique are efficient techniques to achieve this goal.

    正交频分复用(OFDM)技术、单载波频域均衡技术(SC -FDE)和多天线技术都是有助于达到这一目标的有效技术。

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  • Multi-carrier transmission technology-Orthogonal Frequency Division Multiplexing (OFDM), as the core technology of beyond 3g, has the characteristic of high data rate.

    而多载波传输技术-正交频分复用(OFDM),作为后三代移动通信的核心技术,则具有高数据速率传输的特点。

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  • In this paper, a new transmit beamforming scheme with limited feedback is presented in Multiple-Input Single-Output Orthogonal Frequency Division Multiplexing (MISO-OFDM) systems.

    该文提出了一种在有限反馈条件下多入单出—正交频分复用(MISO - OFDM)系统中基于误码率的波束成形方案。

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  • In this paper, a new transmit beamforming scheme with limited feedback is presented in Multiple-Input Single-Output Orthogonal Frequency Division Multiplexing (MISO-OFDM) systems.

    该文提出了一种在有限反馈条件下多入单出—正交频分复用(MISO - OFDM)系统中基于误码率的波束成形方案。

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