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(31) Three features parameters derived from the instantaneous amplitude, instantaneous phase, instantaneous frequency and power spectrum of analogue modulated signals are presented in this article.

(32) The power spectrum of the noise and signal are estimated by the average smooth periodogram method.

(33) Derection and power spectrum of an incident plane wave are estimated by evaluating amplitude and rate of phase change of the corresponding sinusoidal wave.

(34) The Doppler ultrasound signal is a non - stationary time sequence. Its power spectrum density is time - varying.

(35) The conventional method can be used to export results and reserve information of power spectrum density.

(36) Several seismic input models of power spectrum corresponding to the target response spectrum are studied and used to frequency response analysis of single-degree-of-freedom system.

(37) If the tractor parameters and working conditions are given the response power spectrum at any point on a wheeled tractor can be obtained from the data processing machine.

(38) The Fourier transform power spectrum of input object can be obtained when the input image is placed at the front or back of the hololens.

(39) An unbiased power spectrum estimation given by a modified periodogram method.

(40) However, the digital random vibration control systems currently based on power spectrum fitting can only generate random vibration exciting signals with Gaussian probability distribution.

(41) Third, this paper analyse clutter models which submit Gauss power spectrum and forenamed four amplitude distributions.

(42) In order to calculate the signal-to-noise ratio, a calculation method for output noise power spectrum in an active integrator and clamp circuit is presented.

(43) Bone radiograph texture measurement based on power spectrum and fractal analysis have been proposed.

(44) Aiming at the problem of testing parametric fault in analog integrated circuits, an approach based on power spectrum correlation analysis for diagnosing parametric faults is presented.

(45) Communications software simulation experiment, including: unipolar return - to - zero ( RZ ) waveform and its power spectrum.

(46) A hot-wire turbulence spectral analyzer for measuring the power spectrum of wind tunnel fluctuation flow was designed and constructed, basing on the principle of spectrum - analysis.

(46) Sentencedict.com try its best to collect and build good sentences.

(47) Effects of cinnarizine on the REG power spectrum and nystagmus of rabbits during rotatory stimulation were studied.

(48) Because it is related to the magnitude of noise rms voltage, the frequency characteristic of circuit and the power spectrum of noise source, the accuracy of measurement is quite low.

(49) The inverse blackbody radiation problem is used for determining the area-temperature distribution of a blackbody from measured total radiated power spectrum.

(50) Compared with the traditional power spectrum, the vector power spectrum can fuse the power information from different channels, and reflect more comprehensive information.

(51) The PMD-induced pulse broadening may cause degradation of receiver sensitivity and has negative effects on the power spectrum of received signals.

(52) Experiments prove that the method can accurately estimate the noise power spectrum.

(53) Underwater target radiationtarget radiation noise power spectrum, and produces broadband multipath signals using a multipath channel.

(54) The probability mass function of queueing delay, the autocorrelation and power spectrum of delay jitter for this periodic cell stream are derived.

(55) Based on the characteristic of WM signals, a step by step classification method using high order cumulants and kurtosis of power spectrum as features is proposed.

(56) On the basis of the principle of the linear predictive coding(LPC), an weighting overlaps average LPC power spectrum density estimation algorithm is proposed.

(57) The instantaneous power spectrum of nonstationary random vibration signals is discussed in this paper.

(58) Acoustic energy generated by the power spectrum to C-type particles reduced the peak frequency, the greater the frequency of peak sound pressure smaller.

(59) Based on the Fourier transform analysis of saw tooth signal frequency modulation, the concept of power spectrum spread attenuation factor in the case of barrage jamming is presented.

(60) The sensitivity of the performance to the shape of the delay power spectrum, the shape of the envelope delay power spectrum, and the arrival rate of the paths is analyzed.