Because the signal of input channel was weak in the system, the signal of input channel circuit principle of hardware system and the layout of the PCB were expounded in details.
由于该系统中前向通道的信号非常小,因此,在设计中,对硬件系统的前向通道电路原理设计和PCB布局进行了详细的阐述。
参考来源 - 高速公路动态称重系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
To measure phase accurately in the presence of harmonics for both noisy input signals, a technique based adaptive bandpass filter (ABF) and the method of interchanging signal channel is presented.
为了测量受噪声和谐波干扰的两个信号间的相位差，基于自适应带通滤波器(abf)和测量信道交换技术，提出了一种新的测量方法。
This paper presented an analog to digital convert system based on AD1674, and introduced the hardware and software of the analog input channel, signal process and data display.
本文详细介绍了基于AD 1674的数据采集系统，对系统中的信号输入通道、信号处理、数据显示等从硬件和软件两个方面进行了阐述。
Considering that there is no valid data in the vertical blanking intervals of the video signal, bulk transfer with one field as a unit is used in the input channel.
针对视频图像场消隐期间无有效数据的特点，输入通道中外设以场为单位分块传输实时泄漏截获数据至主机。
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