查询词典 input signal

Focusing on the problems existing in the implementation of polarity crosscorrelation"zero-crossing"algorithm in the practical applications, an improved approach based on HSI (High-Speed-Input channel of MCS8098) is proposed, which makes the circuit much simpler. Experimental results indicate that higher response speed and higher accuracy rating of signal recording can be obtained with the improved approach.

针对极性相关测速"零点穿越"算法在实际实现过程中存在的"零点穿越"信号容易"漏记"，而对流速测量造成不利影响等问题，本文提出了一种基于HSI的极性相关测速的技术改进措施，硬件结构更加简单；通过实验验证，基于HSI的极性相关测速法的响应速度快，信号记录的准确率高，是一种简单有效的技术方案。

Input signals can be signal current or voltages originating from corresponding measurement transducers or measurement value acquisition systems.

输入信号可以电流或电压信号，由相应的测量传感器或测量值采集系统的来源。

The system is partly a multivariable control system which means that one output action variable (e.g. chemical charge) is controlled from more than one source (e.g. two feed forward signals, one feedback signal and an operator bias input).

该系统是部分的多变量控制系统，就是说一个输出动作变量是由多于一个的源变量(比如两个前馈信号，一个反馈信号和操作员的偏置输入)来控制的。

For example, if you wanted to measure a temperature, you would need to wire the temperature sensor to an analog input channel on the DAQ device in your computer (often via signal conditioning equipment, depending on the sensor).

举个例子，如果你想测量温度，你将需要用线连接温度传感器和你的电脑中DAQ装置的一个模拟输入通道（常常需要通过信号调节设备，这决定于所使用的传感器）。

A unit capable of converting digital signals into a continuous signal ready for input into an analog computer.

将数字信号转换成连续信号的设备，它为将信号输入模拟计算机作准备。

Application of the scene in the past, with PLC analog output signal sent to an analog input digital instrumentation display of the occasion, can now use digital realization.

现场应用中，过去用PLC模拟量输出信号送模拟输入数字仪表显示的场合，现在可以用数字量实现。

Meanwhile, this detected voltage difference is amplified and filtered, and finally the processed signal is transmitted to the analog input of the DAQ card for further software operation, display, and storage.

其工作原理是利用DAQ卡类比输出通道，送出不同频率且幅值恒定的正弦电压信号，透过修正型Howland定电流驱动电路将电压信号转成电流信号加入体内，由量测电极取出电压信号经放大滤波后，把讯号送入类比输入DAQ卡，并在LabVIEW人机介面上做运算处理、分析、显示与储存。

The system adopted active tracking,namely calculate the input angle of the tracking device in advance,the angle is correspondent to the sun position some moment.Photoelectric sensors react the sunlight that putting on different position of the platform, feedback electrical signal.Then single-chip applys the subprogram and sends out pulse to step motors according to the signals,can control the rotate angle and direction of the step motor. The mechanism has realized the automatic track to the sun, so that the trackers top flat board can be always vertical to the sunlight and arrive the furthest receiving energy.

系统采用主动式跟踪，即预先计算好对应于某时刻太阳位置的跟踪机构的输入角度，通过跟踪器上平台不同位置上摆放的光电传感器感受该太阳位置的光照，反馈回电信号，单片机根据该信号调用子程序发出脉冲对步进电动机的转动角度和方向进行控制，实现了机构对太阳的自动跟踪，使跟踪装置的上平台始终处于垂直于光照方向，达到了能量最大限度的接收。

The tunable photon broad band radio frequency phaser based on a silicon ring resonance cavity comprises a pumping signal light-generating system, a carrier wave light-restraining double-sideband generating system, a silicon ring resonance system and a measuring system; wherein, the silicon ring resonance system comprises a light coupling device and the silicon ring resonance cavity; the output of the light coupling device is connected with the input port of the silicon ring resonance cavity; wherein, the silicon ring resonance cavity is composed of a silicon annulet and a root of a straight waveguide; the air gap distance between the silicon annulet and the root of the straight waveguide is several ten nanometers or several hundred nanometers; the taking characteristic of the silicon ring resonance cavity is the characteristic of a seasonal reject trap; the transmission rate in the position of a resonance wavelength is equal to zero or is very close to zero.

本发明包括：泵浦信号光发生系统、载波抑制光双边带产生系统，硅基环形谐振腔系统，以及测量系统。所述硅基环形谐振腔系统包括一个光耦合器和一个硅基环形谐振腔，光耦合器的输出连接到硅基环形谐振腔的输入端口，其中：硅基环形谐振腔由一个硅基微环和一根直波导构成，硅基微环和一根直波导之间的空气隙间隔为几十至几百纳米，硅基环形谐振腔频谱特征是周期性的带阻滤波特性，在谐振波长处的透射率等于0或非常接近0。

In order to coordinate with the model experiment of rotor, three rotor temperature measurement systems are developed in the paper. System No.1 transfers temperature signal through slip rings. Multi-channel switch circuit is installed on the rotor and changes multi-channel input into one-channel output, thus multi–channel temperature signal can be transferred through less slip rings than the common solution.

为了配合转子模型的实验工作，本论文研发了三套转子测温系统：第一套是通过滑环传递温度信号的测温系统，转子上安装多点信号切换装置，将多路信号输入变为选通的一路信号输出，可以利用较少的滑环传递多路信号。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。