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noise reduction     
相关语句
  降噪
     A Study on Overall Noise Reduction in Diesel Engine Model 175F-1
     175F-1型柴油机整机降噪研究
短句来源
     Noise reduction of bridge vibration signal based on EMD and ARMA model
     基于EMD和ARMA模型桥梁振动信号降噪的处理方法
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     The Measures and test of Noise Reduction in 4kW Oil less Air Compressor
     4kW全无油空压机噪声试验及降噪措施
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     Investigation on the Noise Reduction Technology for D114 Diesel Engines
     D114系列柴油机降噪技术研究
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     Analysis on Noise Reduction Method for Interferometric SAR Image
     干涉SAR图像的降噪方法分析
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  去噪
     Speckle Noise Reduction of SAR Images with Complex Symmetric Daubechies Wavelets
     基于复对称Daubechies小波分析的SAR图像去噪
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     Modified nonlinear adaptive polynomial filter for ECG signals noise reduction
     改进的非线性自适应滤波器用于ECG信号去噪
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     A New Method for Noise Reduction With Wavelet Transform Based on the Neyman-Pearson Rule in Different Scales
     一种基于不同尺度Neyman-Pearson准则的小波去噪新方法
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     Daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation;
     重点应用Daubeches小波探讨了小波变换在信号滤波去噪中的应用和实验,阐述了其基本原理和通过阈值化处理实现滤波的具体方法;
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     Noise reduction for chaotic signal based on local-projection method
     基于局部投影方法的混沌信号去噪
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  噪声抑制
     Research on Method and Application of Speckle Noise Reduction of SAR Image
     SAR图像斑点噪声抑制方法与应用研究
短句来源
     Interferometric SAR Phase Noise Reduction
     干涉SAR中相位图的噪声抑制
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     Approach of Image Impulse Noise Reduction Based on Li fting Wavelet
     基于提升小波的图像脉冲噪声抑制方法
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     Image noise reduction method based on object recognizing and segmentation
     基于对象识别和分割的图像噪声抑制
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     Comparison and Improvement of Interferometric SAR Phase Noise Reduction Algorithm
     InSAR干涉纹图噪声抑制算法的比较及改进
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  噪声降低
     The actual measured results show that the efficiency of the pump is improved 10.81% and the noise reduction is 3.4 dB compared with conventional design.
     通过现场使用,水泵效率较原来提高了10.81%,噪声降低了3.4 dB,达到了理想的效果.
短句来源
     Based on the comprehensive noise reduction practice in the coal flotation plant, some measures have been taken to improve the sliding chute and the coal feeder, which decrease the noise by 10dB(A)~20 dB(A).
     对溜槽、给煤机等采取的噪声治理措施,使多个噪声源的噪声降低10dB(A)~20dB(A)。
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     In the paper, a continuous A-weighting function is used to calculate the A-weighting sound pressure of jet noise and the increasing of noise reduction with the increasing of jet stagnation pressure or Mach number is obtained.
     本文使用-A声功率的连续计权函数和非阻塞喷注噪声的经验声功率谱函数计算了喷注噪声的A计权声功率与总声功率比值随喷注马赫数的增加而减小的关系。 这个关系也可以用于估算因频谱的移动多喷口所获得的噪声降低
短句来源
     AbstractBoth intensity squeezing and dramatic phase noise reduction have been obtained with a confocal cavity used to feedback the beam from the quantum well diode laser. We have measured an intensity squeezing of 193%(378% inferred at the laser output) around 35MHz and achieved phase noise reduction of 40—25dB from 9kHz to 100MHz. Quasi minimum uncertainty state have been demonstrated.
     采用外部FP腔自锁定单模量子阱半导体激光器,观察到强度噪声的压缩现象,并同时大幅度降低了位相起伏.在35MHz附近观察到193%的强度压缩,对应激光输出的压缩度为378%,在9kHz100MHz范围内观察到约3个数量级的位相噪声降低.获得了近最小测不准态.
短句来源
     The causes that the driving section of the escalator producess noise are analyzed, then two kinds of noise reduction measures are forward, and the result is given in this paper, especially the new method is introdued which is using CRONEX magic lapping compound to reduce the roughness of the tooth flank, so as to decrease the noise to an allowable extent
     分析了自动扶梯传动机构产生的噪声的原因,采取了两种降噪措施,重点是采用CRONEX特种磨料研磨齿轮齿面减小齿面粗糙度,从而使噪声降低到了许可的范围之内。
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  noise reduction
Digital-noise reduction with decoupling capacitors in ever faster (lower voltage/impedance) technologies for mixed-signal applications is being gradually rendered ineffective by line resistance to the capacitors.
      
In contrast, blocking inductors show excellent noise reduction in SPICE simulations, the LdI/dt self-perturbance being solved with local auxiliary capacitors.
      
Our experiment may become a powerful facility to test quantum noise reduction schemes such as the use of squeezed light or quantum locking of mirrors.
      
A mechanism of current noise reduction in systems of ion beam formation from vacuum arc plasma
      
Noise reduction by diaphragming laser beam in the optical detection system of an atomic force microscope
      
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