signal element

The intelligence signal transmitted in the digital communication is the coded element sequence, using this sequence to change some or several parameters of the carrier to implement the digit carrier modulation.

数字通信中发送的信息是经过编码的码元序列，再用该序列去改变载波的某一个或多个参数，实现数字载波调制。

At present, most pressure sensors isolate sensing element from circuit for temperature compensation and signal conditioned, it is difficult to miniaturization and long wire make it easy to be impacted by interference, the aseismatic capability and the reliability of pressure sensor is weakened.

目前大部分产品，力敏元件与温度补偿电路及信号放大电路相对独立，传感器体积无法缩小，相互间的引线连接也不利于抗干扰，并影响到传感器的抗震性能和可靠性。

In this method the opening operation of rectified signal's absolute value is performed to filtrate the spike noise, then the dilation operation of flat structuring element, whose length is one half of the period of power frequency, to extract the magnitude characteristic of the signal;

该方法先对整流信号（取绝对值以后的信号）进行开运算以滤除尖峰噪声，再用长度为1/2工频周期的扁平结构元素进行膨胀运算提取其幅值特性；

In space domain, The digital watermark of space domain superposes the watermark information on the signal space directly, Change vision alike plain values, generally in adding the watermark signal modulated in being vision the luminance or typewriter ribbons of element.

空域数字水印是直接在信号空间上叠加水印信息，从而改变图象象素的值，一般在是图象元素的亮度或色带中加入调制的水印信号。

The former element amplifies the input signal and its output includes non-linear distortion.

原功效成分及其产量包括输入信号非线性失真.

Adaptive weighted median filter is used for diagnosing the fault signal of the rolling element bearing.

将自适应加权中值滤波器应用于滚动轴承故障信号的故障诊断中.

After processed by narrow band com-plex filtering or narrow band recurrence filtering and Hilbert trans-formation, real signal is transformed into narrow band complex sig-nal, whose instantaneous spectrum is then used to solve for tensor impedance element.

本文通过对记录上的实信号做窄带复数滤波或窄带递归滤波和希尔伯特变换，转换成窄带复信号，再由复信号的瞬时谱求出张量阻抗元素。

SH2 ( Src homology 2) domain was an important element in signal transduction and there were about 120 SH2 domains in human cells.

SH2（src homology2）结构域是细胞信号转导中重要的元件之一，人SH2结构域共有约120种，对其进行研究将深刻揭示细胞信号转导的规律。

For simplifying the design, the system is grouped into central processing element, information collect element, signal sended element, communication element, auxiliary element and TMR structure.

此外，为了设计方便，把通信系统分为：中央处理单元、信息采集单元、信号发送单元、通信单元、辅助单元和三模冗余结构等部分。

With choosing signal time delay and element location of nonuniform array properly, the estimated frequencies and 2 D directions of arrival are unambiguous.

适当地选取时延和非均匀阵列阵元位置，该方法的信号频率和2D到达方向估计无模糊。