噪声功率谱的英文

• noise power spectrum

• "噪声"英文翻译    noise; stew; swishing; yawp; ...
• "功率谱"英文翻译    power spectrum
• "噪声功率谱密度" 英文翻译 :    noise power spectral density
• "相位噪声功率谱密度" 英文翻译 :    phase noise power spectrum density
• "声功率谱" 英文翻译 :    power sound spectrum
• "热噪声功率" 英文翻译 :    thermal noise power
• "噪声功率" 英文翻译 :    interference power; noise power
• "噪声功率比" 英文翻译 :    noise to power ratio; noise-power-ratio; npr noise power ratio
• "超准噪声功率" 英文翻译 :    excess noise power
• "定额噪声功率" 英文翻译 :    noise power ration (npr)
• "额定噪声功率" 英文翻译 :    nominal noise power
• "加权噪声功率" 英文翻译 :    weighted noise power
• "接收噪声功率" 英文翻译 :    received noise power
• "可用噪声功率" 英文翻译 :    available noise power
• "量子噪声功率" 英文翻译 :    quantum noise power
• "随机噪声功率" 英文翻译 :    random noise power
• "相对噪声功率" 英文翻译 :    relative noise power
• "信道噪声功率" 英文翻译 :    channel noise power
• "有效噪声功率" 英文翻译 :    effective noise power
• "噪声功率函数" 英文翻译 :    noise power function
• "最大噪声功率" 英文翻译 :    maximum noise power of earphone
• "耳机最大噪声功率" 英文翻译 :    maximum noise power of loudspeaker
• "基带干扰噪声功率" 英文翻译 :    baseband interference noise power
• "加权基带噪声功率" 英文翻译 :    weighted baseband noise power
• "均匀频谱噪声功率" 英文翻译 :    uniform spectrum noise power

• The power spectrum of white noise and the diagnosis of work conditions in the random process
  随机过程的白噪声功率谱及工况诊断
• Flicker noise is approximately simulated by power law model of phase noise spectral density
  根据相位噪声功率谱的幂律模型,近似地模拟了相位噪声。
• Aiming at latent damage induced by esd , 1 / f noise spectrum and a new method similarity coefficient based on the matched maxima of wavelet transform modulus are offered at the same time
  针对静电在mos器件中引入的潜在损伤，在使用1 / f噪声功率谱监测的同时并提出了一种新的由1 / f信号提取得到的基于子波变换极大模的相似系数表征法。
• On the basis of the theory about wheel / rail noise , the paper analyses the mechanism of wheel / rail noise and the relationship between rolling noise and vibration of railway track components , and describes a way to reduce the vibration energy by enhancing the elasticity of track
  运用轨道部件的振动加速功率谱密度函数与轮轨噪声功率谱密度之间的关系，分析了轨道结构弹性对降噪的作用。
• So , both 1 / f noise power spectrum measurement and similarity coefficient extracted from its time series can offer economical , effective and indestructible tool to detect the latent damage induced by esd and hci for mosfets
  因此，无论是1 / f噪声功率谱的测试还是由其时间序列提取得到的相似系数均可以作为经济、有效、完全非破坏性的工具，替代传统的电特性用于检测静电引起的mos器件潜在损伤以及热载流子注入损伤。
• Abstract : to against the fact of the commercial available white noise generators are very expensive which is not good for general operations , a simple and effective limited band white noise generator is design . the generator is using the feature of dual polarity transistor , i . e . , the power spectrurn density of particulate noise is not related to frequency in very wide band and close to white noise . the concrete circuit is also given
  文摘:针对市售白噪声发生器价格昂贵，不利于一般场合使用的问题，介绍利用双极性晶体管散粒噪声功率谱密度在非常宽的范围内与频率无关，属白噪声这一特性，设计了一种简捷、有效的限带白噪声发生器，并给出了具体电路。
• This article takes hanging off and wide fluctuation of transmition velocity of adsl as example , then analysis centers on the discerte multiple tone and the principle of channel load assignation . from analysis above article points out the root of adsl being sensible of noise signal . at last , reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl
  本文以电信现在推出的adsl传输中链路经常掉线和传输速率经常大范围波动为例，重点分析了adsl所使用的dmt调制方式和注水算法分配信道载荷方式原理，由此指出adsl对噪声信号敏感的根源，在得到问题的根源之后，分析了窗函数和栅栏效应对频谱的影响，采用fft方法计算adsl线路的噪声功率谱，为adsl线路测试提供了可靠的理论依据。
• In the paper , the esd stressing tests for n - channel mosfets are performed , and main electrical parameters , 1 / f noise spectrum and its time series are monitored during the test . it is found that the 1 / f noise changes much more sensitive to the esd latent damage than the electrical parameters , at the same time , similarity coefficient also changes more quickly especially for smaller w / l devices
  通过对mos器件的静电应力试验，同时监测试验过程中器件的电参数、 1 / f噪声功率谱密度以及由1 / f噪声的时间序列提取的相似系数变化，发现1 / f噪声对于静电应力引起的损伤要比电参数的变化敏感得多。
• Welch , 1967 ) , the author calculated noise power spectrum of every site to see if the noise level of the array site accord with ims standard ( the noise level at 5 hz must lower than - 135db ) , and the result suggest that the noise level accord with the ims standard . to find out the principle of noise ' s variation , the root mean square of every site had been calculated and analysised , the result show that several sites had obvious daily variation which is relevant to the tv transmittion tower on the top of dajianshan
  Welch ， 1967 )对台阵阵址各测点的噪声功率谱进行了计算与分析并对各测点的噪声均方根值做了计算，结果表明台阵的背景噪声达到了ims要求的标准(即在5hz处噪声功率谱要小于- 135db ) ，多数测点的噪声有明显的日变化规律，这与大尖山顶的tv发射塔有关。