Result characteristics of wave diagram, voice broad band spectrum, as well as the voice narrow band spectrum at the edit points were found.
结果找到剪辑点痕迹特征在时域波形图、宽带语谱图、窄带语谱图上的反映。
Methods By using narrow band spectrum analyses and computer we studied the parameters in 30 patients and 30 normal controls. Results The fundamental frequency and bass were lower in diseased group.
方法应用频谱仪和电子计算机对30例声带无明显病变的室带肥厚者和30例室带声带无明显病变的志愿者，测定基频、低音、音域和频率微扰百分值。
Horses live in a monochrome world .light visible to human eyes however occupies only a very narrow band in the whole electromagnetic spectrum.
然而，人眼可见的光在整个光谱中只占一个非常狭窄的频段。
An adaptive method applying eigenvalue decomposition-based spectrum analysis technique to narrow-band digital communication interference suppression in radar is proposed and studied.
基于特征分解谱分析技术，提出并研究了在雷达中自适应抑制窄带数字通信信号干扰的方法。
A lot of complex functions, such as 1/3 octave analysis, sound power, tonality narrow band analysis, vibration spectrum, have been solved.
解决噪声1/3倍频程、声功率、音调窄带谱，振动频谱等复杂功能的在线分析与处理。
Computer simulations show that it is superior to the conventional approaches in most cases and thus is a good approach for narrow-band interference suppression in spread spectrum systems.
通过计算机仿真可以看出，在多数情况下它比传统方法的性能优越，这表明它是一种对于扩频系统中窄带干扰的抑制的好方法。
The spectrum of radiated noise from ships consists of a continuous broadband spectrum and a discrete narrow-band line-spectrum.
船舶辐射噪声的功率谱由连续的宽带谱和离散窄带线谱组成。
An automatic tracing centric wavelength demodulation system based on the edge filter which can measure the wavelength of the narrow-band back-reflected spectrum FBG is described.
介绍了一种基于边缘滤波器，可带中心波长自动跟踪，主要应用于海底水声信号的检测的光纤光栅波长解调器。
The pulse amplitude of narrow band operating approaches to that of broadband operating, it means that, the energy loss caused by narrowing spectrum is only a few.
窄带运转的脉冲幅度接近宽带运转，这意味着由于谱线压窄引起的能量损耗不大。
In the presence of narrow-band interference (NBI), the performance of direct spread-spectrum systems (DSSS) can be improved by using various interference rejection filters.
在存在窄带干扰时，扩频通信系统的性能可以通过使用各种不同的抗干扰滤波器来进一步提高。
Based on the model, the BER Bit Error Ratio performance is analyzed for narrow-band modulation and wide-band spread -spectrum modulation of coherent PSK Phase Shift Key...
结果表明移动卫星信道中存在的多径和阴影现象使系统的误码性能恶化，而采用宽带扩频调制则可极大改善系统的性能。
A method based on phase correction is proposed to enhance the performance of suppressing narrow-band interference of base-band direct sequence spread spectrum (DSSS) receiver.
为提高基带直扩接收机的抗窄带干扰能力，提出了一种相位校正方法。
A method based on phase correction is proposed to enhance the performance of suppressing narrow-band interference of base-band direct sequence spread spectrum (DSSS) receiver.
为提高基带直扩接收机的抗窄带干扰能力，提出了一种相位校正方法。
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