This dissertation mainly studies the high - performance digital scan conversion system applied in the digital ultrasound diagnostic equipment 论文主要研究应用于全数字超声诊断设备中的高性能数字扫描变换系统。
The ultrasound diagnostic equipment using the technologies of digital scan conversion and digital beam forming is defined as the digital ultrasound diagnostic equipment 采用数字扫描变换技术和数字声束形成技术的超声诊断设备被称为全数字超声诊断设备。
The hardware circuitry of the whole digital scan conversion system is realized through the complex programmable logic devices so as to improve stability , flexibility and real - time of the digital hardware circuitry . a high - performance digital scan conversion system is researched and developed 整个数字扫描变换系统的硬件电路都使用复杂可编程逻辑器件实现,增加了数字电路系统的实时性、稳定性和灵活性,设计和实现了一种高性能的数字扫描变换系统。
This dissertation first discusses the two - dimension interpolation algorithm and coordinate rotation digital computer algorithm involved in the process of designing system . then the paper particularly probes into the research and development of b - mode digital scan converter , m - mode digital scan converter and graphic circuitry in the digital scan conversion system 本文首先对系统设计过程中引入的二维线性插值算法和坐标旋转数字计算算法进行了讨论,然后着重论述了数字扫描变换系统中的b型数字扫描变换器、 m型数字扫描变换器和图形界面电路的原理、设计与实现。
Scan conversion or scan rate converting is a video processing technique for changing the vertical / horizontal scan frequency of video signal for different purposes and applications. The device which performs this conversion is called a scan converter.
scan conversion meaning:[Electronics] In television reception, the scanning of each line twice to convert a conventional image into one that can be displayed on a high-definition picture tube. scan conversion перевод:преобразование стандартов развертки