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As a common topology, the traditional single-phase bridge inverter has been widely used in many fields. However, the output inverter voltage amplitude of this topology must be lower than the input ...[Details]
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This paper takes high-brightness LED as the core device of street lamps and designs a street lamp monitoring system. The street lamp current and voltage are collected by the single-chip microcomput...[Details]
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Coal gangue is a solid waste discharged during coal mining and coal washing. It is a black-gray rock associated with coal seams during the coal formation process. There are more than 1,500 waste rock...[Details]
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In 2020, MediaTek shipped 351.8 million mobile phone chips, a year-on-year increase of 47.8%, and its market share jumped from 17.2% last year to 27.2%, making it the world's largest smartphone chip ...[Details]
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On April 15, the 2016 Century Photovoltaic Conference and the annual China Photovoltaic Brand Ranking and Award Ceremony came to a close in Shanghai. Zhuiri Electric was awarded the honor of "Top T...[Details]
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What is a dual speed motor?
The dual-speed motor is an asynchronous motor with pole-changing speed regulation. It changes the number of pole pairs of the stator rotating magnetic fiel...[Details]
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We live in an era where passwords are everywhere. Whether it is the national, commercial finance, enterprise access control system, or personal card and computer login, passwords are undoubtedly t...[Details]
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As the construction of urban monitoring and alarm networking systems continues to deepen in various places, the demand is becoming clearer and clearer. Urban monitoring and alarm networking technol...[Details]
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introduction
The Global Lighting Association said that in the near future, high-
power
light-
emitting
diodes will play a vital role in general lighting. Since 1994,
high-p...[Details]
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A charge pump is a DC-DC converter that uses so-called "fast" or "pumping" capacitors (rather than inductors or transformers) to store energy. They can increase or decrease the input voltage and ca...[Details]
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In the past 12 years, China has achieved a breakthrough in the field of integrated circuit materials. According to statistics from the Integrated Circuit Materials Innovation Alliance, there are more...[Details]
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1. Project Overview 1.1 Introduction The GSM wireless intelligent transformer integrated alarm system based on AVR designed in this project aims to provide a wireless intelligent transformer inte...[Details]
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On November 21, according to a LatePost report, Ideal is increasing investment to fill in its shortcomings in intelligence. It is also increasing investment in chip self-research. Ideal is currently ...[Details]
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According to digital blogger @数码闲聊站, the packaging box of Xiaomi 11 is as thin as that of iPhone 12. The blogger later stated in the comments that there is indeed no charger in the box. The blogger...[Details]
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With the release of the Snapdragon 8+ mobile platform, many mobile phone manufacturers have begun preparing for their flagship phones in the second half of the year, and Realme is no exception....[Details]
Analogue and Mixed Signal
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