这个检测器并不复杂,但能消除大部分的信道内干扰和部分的信道间干扰。
This detector is of modest complexity and is capable of removing most of the CCI and part of the ICI.
移动通信中,在基站同时处理信道间干扰和多径衰落是一个比较复杂的问题。
It is a very complex question to cope with cochannel interference and fading simultaneously at a base station in mobile communication.
而且,循环前缀的引入消除了符号间干扰(ISI),避免了信道间干扰(ici)。
Moreover, serious ISI (Inter-Symbol Interference) and ICI (Inter-Carrier Interference) can be readily circumvented by introducing CP (Cyclic Prefix).
接着分析了保护间隔和循环前缀抗符号间干扰(ISI)和信道间干扰(ici)的性能。
Then analyzes the performance of overcoming inter symbol interference (ISI) and inter channel interference (ICI) of the guard interval (GI) and the cyclic prefix (CP).
拉曼放大使信道间受激拉曼散射(SRS)效应增强,产生附加拉曼倾斜效应(ART)。
Raman amplification produces stimulated Raman scattering (SRS) between channels larger, leading to additional Raman tilt (ART).
同步错误不但会导致符号间干扰,还会导致信道间干扰,因此同步是OFDM的关键技术。
Synchronization error will lead to inter symbol interference as well as inter carrier interference. Therefore, synchronization is extremely crucial to OFDM systems.
信道化接收机可以满足这些要求,但传统的模拟信道化接收机存在相位非线性和各信道间幅度增益不一致等缺点。
The channelized receiver covers these characteristics, but the traditional analog channelized receivers have the limitations, that is phase non-linearity, the amplitude gain non-consistent and so on.
时变信道以及信道冲激响应超过CP会带来子信道间干扰(ICI)和残留码间干扰(ISI),产生误码率平台。
The interchannel interference(ICI) and the residual intersymbol interference(ISI) could be introduced by time varying channel with channel impulse response that exceeds the length of CP.
可以使用一些安全网络协议技术,例如IPSec,来保证网络上计算机间通信信道的安全性。
A secure network protocol technology such as IPSec might be used to secure the communication channel between computers on a network.
IBMMQ是面向消息的中间件(MOM),它在各应用软件间提供基于队列的通信信道。
IBM MQ is Message Oriented Middleware (MOM) and provides queue-based communication channels among applications.
本文研究和分析了在一般多径信道条件下,CD MA阵列接收机对于多址干扰和符号间串扰的联合抑制。
In this paper joint suppression of multiple access interferences and inter-symbol interferences by a CDMA array receiver is studied in multipath channels.
最大似然序列检测技术被广泛应用于数字通信系统中来估计通过有噪声的符号间干扰(ISI)信道传输的数字数据序列。
Maximum likelihood sequence detection (MLSE) is broadly use in the digital communication system to estimate the transferred data through the ISI channel with noise.
针对低莱斯因子信道中衰落和码间干扰的影响,提出了带内三重频率分集接收实现方式,给出了采用带内三重频率分集的调制器和解调器的原理框图。
For the influence of fading and ISI on low Rice factor channel, the system adopting diversity technology is presented, and the schematic diagram of the modem adopting diversity technology is given.
为了测量受噪声和谐波干扰的两个信号间的相位差,基于自适应带通滤波器(abf)和测量信道交换技术,提出了一种新的测量方法。
To measure phase accurately in the presence of harmonics for both noisy input signals, a technique based adaptive bandpass filter (ABF) and the method of interchanging signal channel is presented.
仿真结果表明,在AWGN加性高斯白噪声和相关瑞利衰落信道下,系统性能均有显著改进,并能有效克服GMSK信号所固有的严重符号间串扰ISI。
Simulation results show an evident improvement in AWGN and correlated Rayleigh fading channels. The severe intersymbol interference (ISI) of GMSK signals is also effectively suppressed.
在短波通信系统中,由于多径效应常常引起信道衰落,直接结果是码间串扰非常严重。
In shortwave communication system, Intersymbol Interference is serious and signal is distorted extremely because of fading channel resulted in by the effect of multipath.
双忙音多址接入(DBTMA)协议是采用RTS/CTS对话机制来预约信道,通过引入两个窄带带外忙音信号来避免分组间冲突,解决了隐藏终端和暴露终端问题。
The operation of Dual Busy Tone Multiple Access(DBTMA) is based on the RTS/CTS packet and two narrow bandwidth, outofband busy tones. The RTS/CTS dialogue is used to reserve the channel.
数字通信系统中多径衰落的无线信道环境通常会使接收信号受到严重的码间干扰。
The received signal is often corrupted badly by inter-symbol interference in the multipath fa- ding wireless channel circumstance.
为了克服码间串扰所带来的信号畸变,必须在接收端增加均衡器,以补偿信道特性,正确恢复发送序列。
To overcome the signal distortion caused Crosstalk code, we must increase the equalizer in the receiver to compensate channel properties send resume correct sequence.
码间干扰被认为是在移动无线通信信道中传输高速率数据时的主要障碍。
Inter symbol interference is regard of transporting the high rate data main obstacle in the wireless mobile channel.
他能有效地对抗多径效应,消除符号间干扰,对抗频率选择性衰落,而且信道利用率高。
It can waken the multipath effect availably, eliminate symbol interference and fight against frequency select fading. Moreover, the channel utilization rate is high.
提出了一种将线性多用户检测与发射分集相结合的新方法,该方法能在克服信道衰落的同时抑制多址干扰和码间串扰。
A novel approach is proposed for linear multi user detection in conjunction with transmit diversity to combat channel fading, multi user interference and inter symbol interference.
现代通信系统中,由于信道的非理想特性而引起的码间干扰(ISI)是影响通信质量的一个主要因素。
In modern communication system, the inter-symbol interference (ISI) caused by non-ideal character of channel is the main factor which affect communication quality.
本篇论文在对无线通信信道进行研究的基础上,阐述了码间干扰的产生,介绍了奈奎斯特第一准则和时域均衡原理。
On the basis of studying on wireless communication channels, this paper discusses the appearance of ISI, introduces Nyquist first rule and the theory of time-domain equalizer.
在数字通信中,盲均衡是克服多径衰落信道导致的码间干扰的一种有效方法。
Blind equalization is an effective way to suppress the inter-symbol interference (ISI), which is caused by multipath fading communication channels.
其中主要为无线衰落信道中的多径传播和散射引起的信号衰落,以及大的多径时延而引起的符号间干扰。
The problems mainly exhibit to be multi-path propagation in the wireless fading channel, signal fading caused by the scattering and Inter-Symbol Interference caused by the long multi-path time delay.
讨论了OFDM信号在无线信道传输过程中遇到的码间串扰(ISI)和符号间串扰(ICI)问题;
The problems discussed the ISI and the ICI occurred when the OFDM signal transmitted in the wireless channel.
MIMO系统中,由于各天线间干扰以及码间干扰等问题的存在,信道估计性能成为影响系统性能的决定性因素。
The performance of channel estimator determines the performance of the MIMO systems because of the interference between various antennas and the inter-symbol interference (ISI).
MIMO系统中,由于各天线间干扰以及码间干扰等问题的存在,信道估计性能成为影响系统性能的决定性因素。
The performance of channel estimator determines the performance of the MIMO systems because of the interference between various antennas and the inter-symbol interference (ISI).
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