The channel model is a linear time variant system.
信道模型为一线性时变系统。
The robust stability condition of periodic time variant system is derived.
推导了周期时变系统的鲁棒稳定性条件。
It can be time-invariant or time variant, causal or non causal, linear or nonlinear.
它可以是时不变的或时变的、因果的或非因果的、线性的或非线性的。
A global construction for complex and unknown nonlinear systems is presented by using time variant ANMAX model.
给出一种复杂的、模型未知的非线性系统的全局线性化方法。
The seismic signal acquired in the field is a complex of different waves and a time variant non stationary signal.
野外采集的地震信号是多种波的复合体，是一种时变的非平稳信号。
Vibration response signal of impulse fault is generally time variant. It is difficult to early detect and diagnose by means of traditional methods.
冲击故障的振动响应信号是时变的，用传统的诊断方法一般难以进行早期发现和诊断。
At the same time, based on the knowledge of digital signal processing, reconstruction by harmonic correction and time variant digital filter was proposed.
与此同时，结合数字信号处理知识，分别用谐波修正和时变数字滤波器的方法，完成基于骨导信号的语音重构。
The method can realize time variant merging automatically, result in simultaneous corrections both for phase and amplitude and avoid the influence of noise.
此方法可自动实现时变拼接，达到相位和振幅同时校正，而且能避免噪声的影响。
In order to improve the prediction accuracy, a rolling learning-prediction procedure was introduced to deal with the time variant property of the bioprocess.
为了提高预报精度，引入滚动学习预报技术处理过程的时变性。
By using the time variant modulation ratio method, the harmonics can be eliminated and a sinusoidal and balanced output voltage or input current is obtained.
通过采用时变调制比的方法，可以消除不对称输入电压的影响，从而获得对称正弦输出电压或输入电流。
With the subaperture method, data rate and radar transmit peak power can be effectively reduced, the time variant of Doppler center frequency can be resolved.
通过子孔径方法，可以有效降低数据率及雷达发射峰值功率，并可解决多普勒中心频率的时变问题。
In this case, a kind of status observer dealing with the time variant delay is designed, and two control strategies are investigated in terms of the network load.
本文针对这种情况，设计了一种能够处理时变延迟的状态观测器，并根据网络负载的不同变化情况，提出了两种不同的控制策略。
Vibration signals borne by different main bearing clearances are not stationary and time variant. It is difficult to early detect and diagnose by means of traditional methods.
内燃机曲轴轴承所受到的冲击信号是非平稳、时变信号，用传统的诊断方法难以进行故障的早期发现和诊断。
This paper presents the time domain analysis of three orders discrete system by power series, which can study not only the time invariant system, but also the time variant system.
利用幂级数的方法，对三阶线性离散系统进行时域分析，其方法不仅可以研究线性非时变离散系统，而且还可以研究线性时变离散系统。
It varies with time and the reliability analysis considering corrosion is time variant reliability, while the model of the corrosion affects the reliability analysis significantly.
大气腐蚀是造成钢结构损伤的一个主要因素，并且是随时间渐变的，其可靠性分析属于时变可靠性的范畴，而腐蚀模型在其中起重要的作用。
Time variant multipath propagation in acoustic channel causes serious intersymbol interference (ISI), which makes high speed data transmission over acoustic channel very difficult.
但水声信道的时变多途效应造成接收数据严重的码间干扰（I S I），使得高速水声通讯的实现十分困难。
A real time modeling approach for nonlinear discrete time system is presented by using the concept of time variant recurrent neural network and the theory of two dimensional system.
利用时变反馈神经网络的概念及二维线性系统理论给出了非线性离散系统的一种实时建模方法。
Although the filtering method in frequency domain can solve the time variant filtering problem based on Fourier transform, the method may appear a false anomaly in conjunct part between Windows.
频率域滤波方法虽然可解决时变滤波问题，但这种方法是基于傅里叶变换，在窗口与窗口之间的接合部位会出现假异常。
However since VWV system is multivariable, strongly coupled, nonlinear and time variant, its design performance and management are more difficult than constant flow chilled water volume system's.
但是变水量空调系统具有多变量、强耦合、非线性、时变的特点，其运行和管理相对于定水量系统难度大些。
Based on an analysis of EASI batch process algorithms for traditional blind source separation, a sliding window ICA algorithm is studied to deal with complex signals in the time variant mixing model.
通过对传统盲源分离批处理EASI算法的分析，针对时变信道中通信信号的复数形式，以平滑窗的形式实现了批处理算法在时变混合模型下的应用。
A (very weak) "real-time" variant on this might go as far as returning the multiple copies of important threads scattered throughout the thread list.
这里的一个(非常弱的)“实时”变量最多可能返回散落在线程列表中各处的重要线程的多个副本。
A new method for the design of linear time-variant recursive digital filters is proposed in this paper.
提出了设计线性时变递归数字滤波器的一种新方法。
The low-voltage power line channel properties are analyzed in this paper and a decision feedback channel estimation method is proposed on condition of slow time-variant of channel.
该文分析了低压电力线信道特性，利用信道慢时变的特点提出一种适合于电力线信道的判决反馈信道估计方法。
For integer ratio conversion, the filters would be time-invariant, but for fractional ratio conversion, the filters would be time-variant whose structure is more complex.
实现整数倍采样率转换可以采用时不变滤波器，然而实现分数倍采样率转换一般需要采用较复杂的时变滤波器。
DC-DC switching converter is a time-variant and non-linear dynamic system, and it is difficult to analyze and design.
DC开关变换电路是一个时变的、非线性的动态系统，它的分析与设计一直是一个难题。
Even though line drawings are extracted from a complex polyhedron with time-variant movement, only the simple circuit is used for arriving at a rapid matching computation.
即使对作时变运动的复杂多面体的线图，亦只需使用简单回路便可进行快速匹配计算。
Tension control is a very complex process which is random, time-variant and coupling.
张力控制过程是一个具有随机性、时变性和耦合性的复杂过程。
Omethoate synthesis process has the characteristic of the time-variant, nonlinear and uncertainties. It is difficult to model using the conventional modeling methods.
氧乐果合成过程具有非线性、时变和不确定性的特点，难以采用常规的建模方法建立模型。
Based en a wavelet ridge algorithm, a novel approach is presented for extracting time-variant oscillation performance from data measured by phasor measurement units.
基于小波脊算法，提出了从相量测量装置的实测数据中提取电力系统时变振荡特性的新方法。
Based en a wavelet ridge algorithm, a novel approach is presented for extracting time-variant oscillation performance from data measured by phasor measurement units.
基于小波脊算法，提出了从相量测量装置的实测数据中提取电力系统时变振荡特性的新方法。
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