它可对固定信道和慢时变信道的采样冲激响应进行估计。
It can estimate the sampled impulse responses of unknown channels - fixed or slow time - varying channels.
该方法充分考虑了非采样间隔信道的冲激响应能量泄漏问题。
The energy leakage of channel impulse response is enough calculated on non-sample spaced channel in this method.
在每次迭代中不但更新信道冲激响应而且更新噪声方差的估计值。
Channel impulse response is updated at each iteration, furthermore the noise variance is update also.
本文利用树突树的冲激响应对分布参数突触联接进行了形式化描述。
The paper gives the formalized description for the distributed-parameter synaptic connection through the impulse response of dentric tree.
本文就对有限冲激响应数字滤波器的设计及实现来进行分析和研究。
The paper aims at respective study in the design and realization of the Finite Impulse Response digital filter.
本发明公开了一种用于无线移动通信系统的有限冲激响应数字滤波器。
The present invention discloses a limited impulse response digital filter for wireless mobile communication system.
介绍了利用MATLAB快速有效地设计无限长冲激响应数字滤波器的方法。
MATLAB-based methods are introduced to design the infinite impulse response (IIR) filter effectively.
有限冲激响应(FIR)滤波器的优点是具有精确线性相位而且总是稳定的。
The FIR filter has the distinct advantages that it has linear phase characteristics and is always stable for numerical computations.
这种估计器利用了接收信号的二阶循环特性,而且不需要信道冲激响应的信息。
The pro-posed estimator exploits the second-order cyclostationarity of received signals and does not require the in formation of impulse response of channel.
滤波器采用无限冲激响应滤波器的形式,并以系统辨识的方法直接在时域进行设计。
Suppose that the measuring system is a linear and time invariant SISO system, the digital compensation filter in the form of infinite impulse response is in series with it.
本文主要贡献是,得到了包括突触联接在内的树突树系统的冲激响应及其绝对可积性;
The main contributions in this paper are the impulse response of dentric tree including synaptic connection is obtained and absolutely integral.
同时该方法还可以推广到基站采用智能天线的系统中,实现对矢量信道冲激响应的盲估计。
The new method can also be expanded to the base station with antenna array and can realize the estimation of vector channel impulse response.
从含有噪声的瞬态冲激响应数据中估计目标极点数目的问题长期以来一直没有得到很好的解决。
The problem of estimating the pole number of radar targets from transient impulse response in noise is not resolved perfectly by now.
从已测的输入和输出来估计未知系统的的冲激响应在信号处理,通信与控制领域有着许多应用。
Estimation of the impulse of an unknown system from its measured input and output has found many applications in signal processing, communications and control.
超窄脉冲源的研究成果为冲激引信原理性试验提供了基础,也为目标冲激响应特征的测试提供了手段。
The results of this investigation provides the bases on principle experiments of UWB radar fuze, and it also provides the method for the testing of object pulse response character.
超窄脉冲源的研究成果为冲激引信原理性试验提供了基础,也为目标冲激响应特征的测试提供了手段。
The results of this investigation provides the bases on principle experiments of UWB radar fuze, and it also provides the method for the testing of object pulse response chara…
基于对实际系统中信道冲激响应(CIR)泄漏问题的详细分析,提出了一种次优的时域信道估计算法。
Based on the detailed analysis of the channel impulse response (CIR) leakage in the practical OFDM systems, a sub-optimal time domain channel estimation algorithm is proposed.
理论上,CP的长度等于信道冲激响应的记忆长度,较长的CP大大降低了DSL系统的数据传输效率。
In theory, the length of the CP was equal to the memory length of the impulse response of the channel.
计算机模拟结果表明,经200 ~ 300次迭代运算后,系统冲激响应抽样估计值误差小于0.01。
The computer simulation results have shown that the estimation error of the system impulse response samples are smaller than 0.01 after the 200-300-iteration operation.
数字滤波器可以分为两种,即有限冲激响应数字滤波器(FIR)和无限冲激响应数字滤波器(IIR)。
Digital filter can be divided as the finite Impulse Response digital filter (FIR) and the Infinite Impulse Response digital filter (IIR).
时空信道可以用矢量信道冲激响应(VCIR)来描述,正确估计VCIR是智能天线系统实现的关键技术。
Space time channel can be described by vector channel impulse response (VCIR). Estimation of the VCIR is very important for Smart Antenna Systems.
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.
延时与冲激响应有着密切的联系,本文采用系统冲激响应的低阶矩,基于双极点近似对互连的延时特性进行了研究。
Based on the two-pole approximation, low-order moments are used to analyze the delay characteristic of interconnection.
使用最小均方误差准则,用一个FIR均衡器联合缩短信息与回波冲激响应,有效地缩短了回波和信道冲激响应长度。
Both channel and echo response can be shortened at random with a single FIR equalizer by following the minimum mean square error rule.
对于给定的一组冲激响应数据,我们使用了几种IIR滤波器设计方法与之拟合,并对这几种设计方法的误差进行了比较。
For a set of impulse response data, we use several IIR filter design methods to fit them, and give the comparison results through these methods.
基于提出的信道冲激响应矩阵算法,给出了天线信道mIM O系统和波束信道M IM O系统容量极限的分析算法。
On the proposed algorithm of the channel impulse response matrix, the analysis algorithms on the capacity limits of the antenna-channel MIMO system and the beam-channel MIMO system are presented.
本文研究了线性调频信号脉冲压缩的旁瓣抑制问题,分析了频谱加权法和冲激响应加权法的原理。对两种方法的谱平滑效果。
We study the sidelobe suppression for the pulse compression of the LFM signal, and analyze the spectrum weighting and the impulse response weighting method.
本文研究了线性调频信号脉冲压缩的旁瓣抑制问题,分析了频谱加权法和冲激响应加权法的原理。对两种方法的谱平滑效果。
We study the sidelobe suppression for the pulse compression of the LFM signal, and analyze the spectrum weighting and the impulse response weighting method.
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