Nowadays, 3D printing technology is the national theme in Vietnam. Most countries have national strategies in research and development and widely apply 3D design and printing to all industries, organizations and people. 3D printing technology has been applied in many industries such as automotive, aviation, health, construction, electronics ... Almost all Digital Light Processing (DLP) 3D printing machine on domestic market are imported from Chinese, Korean manufacturers ... with medium quality but high cost. The paper presents a study of application of selected design methods and tools of engineering design process to design DLP 3D printer driver with lower cost but equivalent quality with the other machine in series on the market that are imported from China.
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