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。
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。
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。
This paper proposes a scheme for temporary time locking by using FFT (fast Fourier transformer) in OFDM (orthogonal frequency division multiplexing). The OFDM has a good BER in multipath.
提出了OFDM(正交频分复用)利用FFT(傅里叶变换)实时同步方式的方案,在多径环境下具有有良好的特性。
OFDM (Orthogonal Frequency Division Multiplexing) is a new modulation technology, it is suitable to high-data-rate transmission in the wireless transfer channel with multi-path transmission.
正交频分复用(OFDM)是一种新型调制技术,特别适合在多径传播的无线移动信道中高速传输数据。
Based on analyzing the theory of OFDM (Orthogonal Frequency Division Multiplexing) and characteristic of cable transmission, the Modem of high speed cable telemetry system has been designed.
通过对OFDM(正交频分复用)技术原理及测井电缆传输特性的分析,设计出满足测井电缆所需的调制解调器。
Orthogonal Frequency Division Multiplexing (OFDM) is widely applied in modern digital television broadcast field due to its favorable performance.
正交频分复用(OFDM)因为其优良的性能在现代数字广播电视领域得到了广泛应用。
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。
Why DSL can be called a wide band technology is because it exploits OFDM which represents Orthogonal Frequency Division Multiplexing.
DSL技术之所以能够被称为宽带技术,主要是由于它的复用方式是OFDM。
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。
Orthogonal frequency division multiplexing (OFDM) as the representative of the multi-carrier modulation technique proved to be one of the most promising.
以正交频分复用(OFDM)为代表的多载波调制技术被证明是最有前途的方案之一。
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。
Orthogonal frequency division multiplexing (OFDM) is a new modulation method for broadband mobile communications.
正交频分复用(OFDM)是为宽带移动通信而提出的新型调制技术。
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。
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。
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。
The paper presents an efficient digital adaptive method compensating for nonlinear distortions caused by a high-power amplifier (HPA) in orthogonal frequency division multiplexing(OFDM) system.
本文提出了一种用于正交频分复用(OFDM)系统中由大功率放大器引起的非线性失真的有效的数字自适应补偿方法。
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。
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。
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。
Partial transmit sequences (PTS) is a method with high complexity to reduce the Peak-to-average power ratio (PAPR) of orthogonal frequency division multiplexing (OFDM) system.
部分传输序列(PTS)是一种复杂度较高的减小正交频分复用(OFDM)系统峰均功率比(PAPR)的方法。
A novel microwave six-port network orthogonal frequency division multiplexing (OFDM) demodulator is presented in this paper.
该文提出了一种新的基于射频六端口网络的多频带OFDM解调器。
Orthogonal Frequency Division Multiplexing (OFDM) is a critical technology for the realization of broadband power line communication.
正交频分复用(OFDM)是实现宽带电力线通信的关键技术。
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。
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。
This paper proposes a novel channel estimation method for wireless Orthogonal Frequency Division Multiplexing (OFDM) systems.
该文提出了一种新的信道估计算法,用于无线移动信道下的正交频分复用(OFDM)系统。
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。
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。
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。
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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