噪声抑制

The subtractor feeds the supply noise directly into the feedback loop of the bandgap circuit which can help to suppress supply noise and improve the PSRR.

在传统带隙基准电路结构的基础上，采用添加新的电压支路，在环路反馈网络中直接引进噪声的理念，提高了电源抑制比。

A GVF snake model was used to link discrete edges, the linked edges were kept well accordance with fringes of phase map. 4Phase unwrapping algorithm based on edge detection is suitable to well separated fringes, the unwrapped phase can be rewrapped to the original phase map.

对一幅干涉相位图的滤波结果表明，该算法很好的抑制了斑点噪声，极大的降低了残余点的数量，保持了条纹边缘和相位细节信息，并使绝对相位保持在一定的动态范围。

Compared with the prior art, the invention has the advantages that:(1) the active neural microelectrode integrates signal collection/processing and stimulation function in the same preposed signal processing chip, which can reduce the disturbance of environmental noise, inhibit the attenuation caused by parasitic capacitance, filter polarized voltage and greatly improve the speech-noise ratio and stability of the whole microelectrode; and (2) the active neural microelectrode integrates digital logic control and stimulation circuit in the chip, so as to reduce the amount of output leads and simplify the complexity of subsequent circuits.

本发明相对于现有技术具有如下突出特点：(1)将信号的采集，处理以及刺激功能集成在一个前置信号处理芯片上，不仅减少了因为环境噪声的干扰，而且很好的抑制了寄生电容引起的衰减，滤除了极化电压，大大增强了整个微电极的信噪比和稳定性；(2)同时，将数字逻辑控制和刺激电路也集成在此芯片上，减少了输出引线的数目，简化了后续电路的复杂性。

A mixed sensitivity H∞ control model is constructed and the band width of wind turbine speed control is designed according to the frequency characteristic of wind speed variation and noise of rotating speed sensor. The sensitivity function is decreased within this frequency band to restrain the wind torque perturbation to wind turbine rotating speed control.

通过构造基于复合灵敏度的H∞鲁棒控制模型，根据风速的波动频率范围和传感器的噪声频率范围设计了风车转速控制的带宽，并在此带宽内降低系统的灵敏度函数，来抑制风力转矩对风车转速控制的干扰。

It can restrain the spatial and temporal noise without blurring the edge and detail information in videos which has got proved in simulation and practical application. 4. Researches on a fast and reliable algorithm to restrain salt-and-pepper noise with high density. Proposes the concept of Stepwise strategy and neighborhood priority in the repair processing.

从而能够在抑制空时噪声的同时有效地保持图像的细节和边缘信息，并且可以巧妙地避免引入ghost效应，仿真和实际系统中应用的结果都很好的证明这一点。

Under the precondition of assuming the stock price did not following the famous geometric Brown law, and agents have no exact knowledge of the probability distribution for the uncertain economic shock and return rate perturbation, chapter five presents the uncertain dynamic models of portfolio choice and option hedging respectively. In this chapter, we define the H〓 norm of transfer function from disturbance input to control output as financial risk measurement, and investigate the risk-attenuating robust H〓 portfolio investment and option hedging strategies.

第五章在金融证券价格并非服从几何布朗运动，收益率波动和外部噪声扰动的统计特性未知的情况下，分别建立了金融经济领域证券组合投资及期权套期保值问题的动态模型，引入从扰动输入到评价输出传递函数的H〓范数作为金融风险的度量指标，运用鲁棒H〓控制技术，研究了抑制金融风险的动态证券投资和期权套期保值决策问题。

Both of them are borrowed from the idea of WRELAX algorithm, which is originally used to multipath time delay estimation for known signals, and applied to the cyclic auto and cross correlation of the reference and received signals. Thus the proposed algorithms have the abilities to deal with multipath signals as well as suppress noises.

所提出的两种算法均是将用于已知信号多径时延估计的WRELAX算法运用于参考信号以及目标信号的循环自相关、互相关结果，使得所提出的算法同时具备处理多径并抑制噪声的能力。

These frequency synthesizers provide the moving of the basic signal generating modules to radio frequency with stable inspiring source.

它是对输出时钟信号的相位噪声特性，杂散抑制特性等要求都很高的一种频率合成器，为基本信号生成模块到射频的搬移提供稳定的激励源。

One of the difficulties in phase noise filtering is how to remove the noise and preserve the sharp sawtooth profile of the fringe effectively.

为了获得高质量的干涉SAR图象，必须对噪声进行有效抑制，同时应该保持干涉SAR图象的分辨率。

This new algorithm has better converge and interference suppressors performance than what Matrix CMA algorithm has.

这种新算法比矩阵恒模算法表现出更快的收敛速度、更好地抑制噪声的性能。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。