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In PWM and electronic ballast, half-bridge circuit plays an important role. Half-bridge circuit consists of two power switching devices, which are connected together in the form of totem poles and ...[Details]
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Apple Inc. plans to use its largest screen yet, a bigger battery and a sturdy metal casing in its upcoming extreme sports version of the Apple Watch, according to people familiar with the matter. ...[Details]
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On February 7, State Grid Corporation of China issued the first tender and procurement announcement for substation equipment in 2020 for power transmission and transformation projects. On the morni...[Details]
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Translated from EEtimes At the upcoming World Radiocommunication Conference 2019 (WRC-19), the GSMA, an industry body representing the mobile communications industry, issued a statement warning the...[Details]
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Abstract: A design scheme of intelligent UHV tester system based on DSP and LabVIEW is proposed. DSP is used as the core of the on-site intelligent UHV tester system, LabVIEW is used as the develop...[Details]
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Just last week, a small celebration ceremony was held in Shanghai Baoshan Industrial Park. After two years of project development and factory construction, Huayu Magna put its first electric drive sy...[Details]
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1 Development characteristics of single chip microcomputer technology
Since the emergence of single-chip microcomputers, single-chip microcomputer technology has gone through nearly 20 years of deve...[Details]
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The World Semiconductor Trade Statistics (WSTS) released the latest semiconductor market outlook report. Because it is optimistic about the strong growth momentum of the memory market, it has raised ...[Details]
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Smart switch family Power PROFET™ + 12V provides ultra-low resistance switches for automotive applications, enabling modern power distribution architectures
Since relays and fuses c...[Details]
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4.23.1 Overview The visible light that human eyes can see is arranged from long to short according to wavelength, namely red, orange, yellow, green, cyan, blue and purple. The wavelength range of red...[Details]
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1. Matrix keyboard interface technology and programming
1. The structure and working principle of the matrix keyboard:
When there are many keys in the keyboard, in order to reduce the occupation of...[Details]
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In this section, you will learn: Analysis of OOS sound card system in Linux Modify the control part of s3c2410-uda1341.c and transplant the wm8976 sound card Play MP3 using madplay app Common Engli...[Details]
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As we drive through neighborhoods and towns and see children walking and biking, we realize the importance of road safety. A 2021 study by the National Highway Traffic Safety Administration (NHTSA) s...[Details]
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Rutronik and EnOcean once again jointly demonstrated smart and energy-saving energy harvesting wireless technology at the 2023 Shanghai International Intelligent Building Exhibition Combined with E...[Details]
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1 Principle of Fast Fourier Transform
The Fourier transform
of a non-periodic continuous-time signal x(t)
can be expressed as
The calculate...[Details]