The well-known constant modulus algorithm (CMA) is a very important approach for blind channel equalization.
著名的恒模算法(CMA)是一种重要的盲信道均衡方法。
Nowadays, blind detection is represented by the constant modulus algorithm(CMA), High-order moment , Signal subspace.
目前盲方法以常模算法(CMA)、高阶矩、信号子空间、自适应方法为代表。
The paper considers a constant modulus cost function with non-canonical constraint, and presents a new blind multiuser detector.
本文讨论一种具有非标准约束的常数模准则,得出一种新的盲多用户检测器。
This paper provides a Blind Equalization Algorithm based on data-reusing Constant Modulus Algorithm (CMA) for short burst signal.
提出一种适用于短突发信号的CMA盲均衡算法。
Furthermore, we show that the constant modulus cost function with non-canonical constraint is strictly convex under some conditions.
然后证明具有非标准约束的常数模准则在适当条件下是严格凸的。
The idea of affine projection and data-reusing in adaptive filtering field is applied to the modified constant modulus algorithm (MCMA).
该算法将自适应滤波领域中的仿射投影和数据重用思想引入修正常模算法(MCMA)盲均衡器。
The constant modulus blind equalization technique is investigated over a slow Rayleigh fading ionospheric channels with additive white Gaussian noise.
研究通过具有加性高斯白噪声的瑞利慢衰落电离层信道的恒模盲均衡技术。
This paper presents variable step dual model constant modulus algorithm, which combine with neural network for blind equalization in nonlinear channel.
尝试提出了变步长双模式恒模算法,并与神经网络结合应用于盲均衡研究中。
Based on QAM modulation and constant modulus algorithm (CMA), a novel blind equalization algorithm, the construction function (CF) algorithm is proposed.
基于QAM调制信号及常模算法(CMA),提出一种新的盲均衡算法—构造函数(CF)算法。
Blind equalizer of Digital Video Broadcast-Cable (DVB-C) receivers usually use the constant modulus algorithm (CMA) to calculate the initiate coefficients.
在数字视频广播有线标准接收机的盲均衡器中,通常采用恒模算法(CMA)进行系数的初始化计算。
No convergent drawback of the weight vector due to choose the dispersion constant inaccurately in the normalized constant modulus algorithms (NCMA) is overcome.
该算法克服了在一般的常系数盲数字自适应算法中,由于估计幅值选择不合适,所造成加权矢量不收敛的缺点。
For increasing the speed of convergence of the signed regressor constant modulus algorithm (SRCMA), a fast SRCMA algorithm suitable for real BPSK signals is presented.
为了加快符号回归常数模算法(SRCMA)的收敛速度,本文提出了一种适合于BPS K信号的快速算法。
Through analyzing on the features of CDMA system, this paper advance the CF-LSCMA algorithm, which guarantees the constant modulus array could be applied in CDMA system.
通过分析CDMA系统的特点,提出码滤波最小二乘恒模算法(CF-LSCMA),保证了恒模阵列能够应用于CDMA系统。
In order to overcome the slow convergence rate of traditional CMA (Constant modulus algorithm), a Momentum algorithm based Constant modulus algorithm (MCMA) is proposed.
针对传统常数模算法收敛速度慢的缺点,提出了一种基于动量算法的常数模算法。
In the last few years, blind equalization techniques have gained an increasing interest. The most popular blind adaptation algorithm is the constant modulus algorithm (CMA).
近些年来盲信道均衡引起了人们极大的兴趣,其中应用最广泛的自适应均衡算法是盲信道均衡恒模算法。
Based on subband decomposition technique, a new structure of fractionally spaced constant modulus algorithm (FSE-CMA) equalizer was proposed for wideband wireless transmission.
提出了一种基于子带分解技术的分数间隔恒模算法(FSE - CMA)的宽带均衡器结构。
This algorithm, an improved method based on CMA (constant modulus algorithm), utilizes the information of spread codes and the performance of constant modulus in CDMA communication system.
该算法在现有的恒模算法(CMA)的基础上,进行了一定的改进,充分利用了CDMA系统中扩频波形信息和信号的恒模特性。
In the paper, a modified constant modulus algorithm (MCMA) is proposed. The proposed algorithm minimizes a modified error function and the learning-rate is multiplied by received sequences.
采用一种修正恒模算法(MCMA),该算法使修正的误差函数最小并且自适应学习率由接收序列即时调整。
To solve the problem of slow convergence in the modified constant modulus algorithm (MCMA), a variable step and dual mode blind equalization algorithm is proposed, based on the MCMA algorithm.
常数模算法是一种最为常用的盲均衡算法,普遍应用于恒包络信号和非恒包络信号的均衡,但存在收敛速度慢和剩余误差大的缺点。
To solve the problem of slow convergence in the modified constant modulus algorithm (MCMA), a variable step and dual mode blind equalization algorithm is proposed, based on the MCMA algorithm.
为解决修正常系数模板算法(MCMA)收敛速度缓慢的问题,在MCMA算法的基础上,给出了一种变步长双模式MCMA算法。
A blind equalization algorithm based on constant modulus and sparse underwater acoustic channel is presented according to the sparse characteristic of the high rate underwater acoustic communications.
针对高速水声通信中信道的稀疏特性,提出了一种基于常数模准则的稀疏水声信道判决反馈盲均衡算法。
Maybe you can see that what I really need is Young's modulus for bubble wrap and not the spring constant of an individual sheet.
现在你大概能够看出我真正需要的其实是汽泡纸的杨氏模量而非一张纸的弹性系数。
I know Young 'modulus for the bubble wrap, so I can find the spring constant as.
我已经知道了汽泡纸的杨氏模量,因此通过以下表达式我可以计算出它的弹性系数。
Results show that damping moment modulus of damper with given size and liquid medium is almost constant and basically in direct proportion to square of rotor speed.
研究结果表明,结构尺寸、液体介质密度确定的阻尼器的阻尼力矩系数接近一常数,阻尼力矩基本上与阻尼器的转子转速的平方成正比;
The calculation results for the lattice constant, bulk modulus, cohesive and electronic band structure agree with that results of ah initio pseudpotential method.
对于平衡晶格常数、体模量、结合能和能带结构的计算结果与从头算赝势方法较接近;
The detailed comparison shown that secant modulus ratio isn't constant, this phenomenon is exist even though at the quasi-elastic deformation phase.
详细的比较表明,在不同的变形阶段,两者割线模量之比并非常数,即使是在准弹性变形阶段,也存在这一现象。
Theoritical analyse and computer simulation both shows the new one has faster convergent speed and less steady error than traditional constant-modulus algorithms.
理论分析和计算机仿真实验均表明该算法与传统的恒模算法相比,都具有更快的收敛速度和更小的稳态剩余误差。
In the process of deformation of frozen soil, the unloaded dynamic elastic modulus is not constant, and tends basically to steady after the strain is more than 1%.
冻土的回弹动弹模,在土体应变过程中为非定值,应变大于1%之后趋于稳定,并随测定时的应变速率加大而变大。
The impact of the material constant and the degradation of elastic modulus are analyzed.
同时分析了材料刚度衰减对疲劳裂纹扩展速率和扩展长度的影响。
The impact of the material constant and the degradation of elastic modulus are analyzed.
同时分析了材料刚度衰减对疲劳裂纹扩展速率和扩展长度的影响。
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