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1. Introduction As the hub of the Internet, routers are developing in three directions: faster speed, better service quality, and easier integrated management. Now the chip speed doubles eve...[Details]
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40 experimental mice were exposed to nicotine-containing e-cigarette smoke for 54 consecutive weeks, and 9 (22.5%) developed lung cancer. In addition, 23 (57.5%) developed bladder hyperplasia, which ...[Details]
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The automobile industry is one of the largest industries in the world, with the characteristics of high industrial correlation, wide scope, high technical requirements, strong comprehensiveness, a la...[Details]
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The state machine is the most commonly used design model in engineering applications. Using the state machine, we can easily implement judgment and branching in the program flow chart.
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1. LED energy-saving application theory 1. LED structure LED stands for Light Emitting Diode in Chinese. It is a diode made of various compounds such as phosphorus, arsenic, and nitrogen. W...[Details]
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Overload is one of the faults that causes the inverter to trip frequently. Overload faults include frequency conversion overload and motor overload, which may be caused by too short acceleration ...[Details]
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Gas sensors are converters that convert gas concentration, flow and other indicators into electrical signals. They are widely used in smart homes, automotive electronics, industrial control, environm...[Details]
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A new wave of AI is coming Eight years ago, when AI was mentioned, the first impression was science fiction; today, it feels like something we are used to. However, the AI we are currently exposed ...[Details]
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The method is very simple. The optical heart rate sensor is based on the following working principle: when the blood flow dynamics change, such as the blood pulse rate (heart rate) or blood volume ...[Details]
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Iris recognition technology is an important way to identify unique individuals in the field of biometrics. We are generally more familiar with fingerprint recognition and face recognition. Currently,...[Details]
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Inductors, capacitors, and resistors are collectively called the three major passive components. The so-called passive components work "passively", that is, they work only when current passes throu...[Details]
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American scientists invent new algorithm that can double the charging speed of lithium-ion batteries
One of the major factors restricting the development of mobile devices is the battery. Ho...[Details]
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The RF front-end market is booming, and Yole predicts that it will reach $17 billion by the end of 2021, up from $14 billion in 2020. But by then, the market’s growth rate should slow. RF front-end m...[Details]
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First generation spectrum analyzers In 1964, HP released the first generation of spectrum analyzer with a frequency range of 10MHz to 10GHz and a span of 2GHz. Figure 1: First generation spectrum...[Details]
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On October 30, GeoMate, a leading-edge mapping solutions provider, announced a partnership with dSPACE, a simulation and validation solutions provider, to accelerate the development of advanced dri...[Details]