signal distortion

  • 释义

    信号畸变,信[符]号失真

数据更新时间:2026-04-19 16:51:23
1、

The vibrating distortion includes amplitude distortion and phase distortion, which may low down the quality of correlation signal, especially the phase distortion. In the loose surface farmland of 3-D survey in AMK area.

振动信号的畸变包括振幅畸变和相位畸变,这些畸变会降低相关信号的质量,而相位畸变对相关信号的影响尤为严重。

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2、

Using twisted-pair to replace the traditional coaxial line and using balance transmission and difference receive to replace the single terminal video signal transmission technical can settle the problems of image distortion and aberrance in long distance signal transmission.

利用双绞线代替传统使用的同轴电缆,采取平衡发送、差分接收的模拟信号传输技术代替单端视频信号的传输技术,有效地解决了普通视频电缆远距离传输信号时的图像失真及畸变等问题。

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3、

Wireless signal propagated in the wireless channel will be affected by multi-path time delay spread, Doppler shift, angular spread and other characteristics of multi-path fading, leading to the received signal distortion in amplitude, phase and frequency.

无线信号在无线信道中传播,容易受到多径时延扩展、多普勒频移、角度扩展等多径衰落特性影响,导致接收信号在幅度、相位和频率上失真。

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4、

How to cancel carrier and detect the intermodulation distortion signal of power amplifier will be discussed.

探讨如何进行射频载波抵消以及检测放大器互调失真信号。

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5、

A design and implementation method of wide dynamic range with low distortion signal extraction and numerical gain adjustment signal acquisition circuit.

提出一种低失真提取宽动态范围、可数控增益调节的简单导联前集信号采集电路系统的设计实现方法,完成程控放大信号采集系统的软硬件设计。

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6、

Real time distortion correction in the process of CCD signal acquisition

CCD图像采集过程中的实时误差校正

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7、

Data compressions for power consumption signal, voltage interruption signal and transient harmonic distortion signal are simulated and the compression results with different decomposition levels and threshold coefficients are compared. Results prove its feasibility and effectiveness.

对用电消耗信号、电压间断信号及暂态谐波失真信号进行了压缩仿真,并比较了这些信号在不同分解层次和门限限定系数取值时的压缩效果,结果验证了该方法的可行性和有效性。

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8、

From simulation results, the third-order inter-modulation distortion ratio ( IMD3) can be reduced by-10 dB on average when a two-tone signal is input. Finally, the bias-controlled predistorter has been used in OFDM system.

从仿真结果可以总结出,当系统采用双音信号作为输入时,功率放大器输出的三阶互调失真可以平均减少10dB。最后,将二极管偏压控制预失真器应用于OFDM系统中。

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9、

The Study of the Statistical Characteristics of Telegraph Signal Distortion and Probability Analysis Method

电报信号统计特性的研究与概率分析监测法

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10、

Inputting high-frequency and single pulse signal into coaxial line, the time delay and distortion caused by dispersion can be recorded and measured by digital oscilloscope. The line length and attenuation coefficient are achieved.

将高频单脉冲信号输入同轴电缆,借助数字存储示波器记录输入、输出端的波形和相对延时,可以测量传输线的电缆长度和衰减系数,同时观察脉冲波形因色散引起的畸变。

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11、

Analysis of the Sine Signal Distortion and the Total Harmonic Distortion

正弦波形畸变和失真度的分析

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