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Impedance transformers are an essential part of high-frequency designs. However, the wire-wound ferrite portion of the traditional impedance transformer presents three major design challenges with ...[Details]
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According to the Electric Vehicle News, "Samsung SDI has already started close communication with Yutong Bus and CRRC Electric regarding the supply of power battery products, and is likely to enter t...[Details]
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Recently, we noticed that on the investor interaction platform, CATL's secretary answered investors' questions about sodium-ion batteries, including the time to market, application areas, and researc...[Details]
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Recently, Hongda Electronics released information related to investor surveys, stating that the company's performance growth in the first three quarters came from the joint growth of high-reliability...[Details]
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Switching power supplies are divided into two types: isolated and non-isolated. Here we mainly talk about the topology of isolated switching power supplies. In the following text, unless otherwise ...[Details]
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Dynamometer is a very important force measuring instrument for testing push and pull force. Many dynamometer users have more refined performance requirements for dynamometer products, so the structur...[Details]
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Samsung Galaxy S10 adopts a new punch-hole screen design, which means the front camera is located below the screen and there is a small hole in the upper right corner of the screen. Although this may...[Details]
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On July 20, according to the recent disclosure of the Shanghai Securities Regulatory Bureau, CITIC Securities Co., Ltd. issued a summary report on the guidance work for the initial public offering an...[Details]
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Grayscale of LED display
Grayscale is the resolution of the brightness of each LED on the display. For example, 4-bit grayscale means that the LED has 16 levels of brightness change. The g...[Details]
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Looking back on NI’s journey in 2021, there are exciting milestones, practices in digital transformation, and wonderful stories of win-win with partners... Let us review NI’s important moments in the...[Details]
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Japanese chemical giant Showa Denko announced on Wednesday that it will conduct a public acquisition of Hitachi Chemical, a subsidiary of Hitachi, Ltd., and is expected to acquire all shares by March...[Details]
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system structure
The most easily thought of multi-site tester is a mini-tester system. Each mini-tester contains all the resources needed to run a series of tests at a site. Figure 3 shows a system c...[Details]
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In the eyes of many people, chips and paint are undoubtedly two completely unrelated items. However, the global "chip shortage" crisis that has been brewing since the beginning of the year has gradua...[Details]
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Abstract: This paper introduces the basic principle of differential wind speed measurement by platinum thermal resistors, and derives the mathematical model of wind speed measurement by platinum th...[Details]
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Thyristor soft start and voltage reduction principle is a technology that uses thyristors to achieve soft start and voltage reduction of motors or other loads. In this article, we will introduce th...[Details]