【摘要】：設(shè)計(jì)了一種醫(yī)學(xué)影像設(shè)備PET前端電子學(xué)系統(tǒng),闡述了系統(tǒng)總體設(shè)計(jì)方案,分析了多個(gè)模塊設(shè)計(jì)的關(guān)鍵技術(shù)環(huán)節(jié)。該系統(tǒng)基于Nios Ⅱ控制,設(shè)計(jì)了前端模擬信號(hào)調(diào)理和數(shù)據(jù)采集單元、數(shù)據(jù)匯總單元及以太網(wǎng)模塊,重點(diǎn)介紹了SD卡接口設(shè)計(jì)、以太網(wǎng)模塊的設(shè)計(jì)以及系統(tǒng)可靠性、電磁兼容的設(shè)計(jì)等。實(shí)驗(yàn)結(jié)果表明:該系統(tǒng)具有速度高、精度高、高集成化、設(shè)備的兼容性和抗干擾能力強(qiáng)等優(yōu)點(diǎn)。
[Abstract]:A PET front-end electronic system for medical imaging equipment is designed. The overall design scheme of the system is described, and the key technical links of the design of several modules are analyzed. Based on Nios 鈪，

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