Preface: With the increasing global energy shortage and environmental protection requirements in recent years, LED has been widely applied in lightin...

Abstract: The paper mainly analyzes the problems of the conventional stabilized power supply, with increasing defects in various tests. Such problems...

Abstract: In modern society, people are used to conveniences brought by mobile phones. In addition to comprehensive functions, people are also concer...

Abstract: The harmonic and power consumption measurements of household appliances are important test items in research, development and production. T...