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Ten points worth paying attention to in the development of switching power supply technology In the 1960s, the advent of switching power supplies gradually replaced linear regulated power supplies...[Details]
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There are those who become famous overnight, and they are all made through hard work. When talking about China's infrastructure hard technology going overseas in the past 20 years, there are only tw...[Details]
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In mid-February, Pat Gelsinger officially took office as Intel's new CEO. What challenges will he face? How can he turn around some of Intel's predicaments? The Economist's latest issue has an articl...[Details]
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On October 23, the 2020 Chongqing International Venture Capital Conference held a signing ceremony for financial projects, and 15 projects including the Chengdu-Chongqing Economic Circle Development ...[Details]
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1. Basic concepts of security precautions
● General concept of safety precautions
According to the current Chinese dictionary, safety means no danger, no harm, and no accidents; preven...[Details]
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Digital up-conversion/down-conversion (DUC/DDC) is an important part of digital intermediate frequency design. Its function is to convert the baseband signal to the intermediate frequency after int...[Details]
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On July 25, according to the latest news from the supply chain, in order to speed up stocking, TSMC has received many orders from Chinese manufacturers, who are willing to pay a 40% premium.
A...[Details]
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1. Effect of stirring on ultrasonic level meter: On-site containers are often stirred, and the liquid fluctuates greatly, affecting the measurement of the ultrasonic level meter. In this case, the sp...[Details]
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The DC/DC clamped forward topology is very suitable for the design of small and medium power DC/DC converter power supplies. This paper gives the theoretical analysis and design method of the activ...[Details]
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As the release date approaches, there are endless leaks about the iPhone 13, but it is difficult to tell whether they are true or false. According to reports, the iPhone 13 series will have sig...[Details]
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NFC
is a short-range wireless connection technology standard that enables simple and secure communication between electronic terminals: just bring two NFC-compatible terminals close to ...[Details]
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The core of motor control is to output greater torque and achieve higher speed within the constraints of DC voltage and voltage utilization. Therefore, it is necessary to find a reasonable Id/Iq co...[Details]
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Semiconductor silicon wafer production capacity is in short supply. The industry's production expansion next year will focus on 12-inch silicon wafers, while 8-inch silicon wafers will be expanded th...[Details]
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STMicroelectronics predicts that in the process of switching from traditional fuel vehicles to electric vehicles, as a new semiconductor demand, the number of AFE/BMS chips per vehicle will reach 12,...[Details]
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A variable frequency drive (VFD) is an electronic device used to control the speed of a motor. It achieves speed regulation of the motor by changing the frequency and voltage of the motor power sup...[Details]