多通道超声信号采集与传输系统设计  

Design of a Multi channel Ultrasonic Signal Acquisition and Transmission System

作　　者：王泽宇 郝国栋 杨润 赵欣洒 韩建宁 WANG Zeyu;HAO Guodong;YANG Run;ZHAO Xinsa;HAN Jianning(School of Information and Communication Engineering,North University of China,Taiyuan 030051,China;School of Physics and Information Engineering,Shanxi Normal University,Taiyuan 030031,China)

机构地区：[1]中北大学信息与通信工程学院,山西太原030051 [2]山西师范大学物理与信息工程学院,山西太原030031

出　　处：《机械与电子》2025年第3期22-28,共7页Machinery & Electronics

基　　金：山西省回国留学人员科研资助项目(2023127);山西省自然科学基金面上项目(202103021224201)。

摘　　要：针对超声信号采集系统在多通道同步采集和高速数据传输所面临的挑战,设计并实现了一种基于FPGA的8通道超声信号同步采集与传输系统。系统以FPGA作为主控芯片,ADI公司的AD9279作为8通道超声信号同步采集的模拟前端和模数转换芯片,通过DDR3 SDRAM及USB 3.0实现数据缓存和高速数据传输。实验结果表明,该系统在多通道超声信号同步采集、数据缓存和高速数据传输方面表现良好,为多通道超声信号的同步采集和高速传输提供了可靠的硬件平台。To address the challenges faced by ultrasound signal acquisition systems in multi channel synchronized acquisition and high speed data transmission,this paper designs and implements an FPGA based 8 channel ultrasound signal synchronization acquisition and transmission system.The system uses an FPGA as the main control chip,with ADI’s AD9279 serving as the analog front end and Analog Digital Converter(ADC)chip for 8 channel synchronized ultrasound signal acquisition.Data buffering and high speed data transmission are achieved through DDR3 SDRAM and USB 3.0.Experimental results indicate that the system performs well in multi channel synchronized ultrasound signal acquisition,data buffering,and high speed data transmission,providing a reliable hardware platform for synchronized acquisition and high speed transmission of multi channel ultrasound signal.

关 键 词：超声信号 同步采集 数据传输 FPGA USB 3.0 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]