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High-channel-density data acquisition systems used in medical imaging, industrial process control, automatic test equipment, and 40G/100G optical communication systems can multiplex the signals fro...[Details]
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Imagine that when you go shopping, you just need to park your car at the supermarket entrance and let it find a parking space by itself; when you go to work, you just need to park your car at the ent...[Details]
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From May 24 to 26, 2016, the China Chemical and Physical Power Sources Industry Association will hold the 12th China International Battery Technology Exchange Conference/Exhibition (CIBF2016), and ...[Details]
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1. IGBT model
The model of IGBT can be found in textbooks. Its gate G is equivalent to a small capacitor of several nanofarads (nF) (temporarily considered), which is similar to MOS tube; its col...[Details]
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自从人类发明了转轮,我们就希望了解如何通过改变精度提高转轮转动效率。在过去几个世纪,科学家和工程师已经研发了许多方法来实现此目标,期间轮-轴系统的基本原理得到了广泛应用,从汽车、音量旋钮、各种机械形式的齿轮到简陋的手推车,几乎每种机械系统均采用了这一原理 。
经过多个时代的探索,人们发现让转轮高效运转的最重要因素并非转轮本身(为何不彻底改造它呢?),而是转轮的轴角。目前测量和优化轴角的最有效...[Details]
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PLC communication includes communication between PLCs, communication between PLCs and host computers, and communication between PLCs and other intelligent devices. The essence of communication betw...[Details]
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On April 27, XDA discovered in the MIUI camera code that the new POCO phone Xiaomi will release in India is the Redmi K30 Pro, but the specific model of POCO is not yet known. Some foreign me...[Details]
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Canon has just launched the RF 85mm f/1.2 L USM lens, and Nikon has immediately launched the Z 85mm F1.8 S. Both are working hard on full-frame mirrorless cameras, but the directions they are taking ...[Details]
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The replacement speed of mobile phones is simply too fast. From 2-3 years ago, the replacement speed has increased to 1 year, or even 6 months now. The configuration of mobile phones is changing with...[Details]
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Each time the system is powered on/reset, the processor is in a state of minimum performance, that is, only the most basic functions. At this time, it can only read instructions from the reset v...[Details]
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Under the blue sky, 58 tall white wind turbines stand on the mountain ridges of the wind farm of the integrated source-grid-load-storage project in Jimunai County, Bianhe District, under the Sawuer Mo...[Details]
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Parallel port communication is the most commonly used basic function. There are two ways to realize parallel port communication between ARM9 and FPGA. One is quite clever, using SMC (Static Memory Co...[Details]
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LEDs are a much more energy efficient light source than incandescent bulbs, but they require specialized electronic drive circuits to ensure they are not overstressed so that they continue to provi...[Details]
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CPAP or Continuous Positive Airway Pressure is a method of airway ventilation that is primarily used to treat sleep apnea at home. Components such as pressure sensors and microprocessors play an impor...[Details]
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If all goes well, we should see more new phones with front cameras placed under the screen next year. Judging from the latest exposed patent drawings, OPPO will cooperate with Lamborghini to ...[Details]