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On December 29, Baidu Create 2021 (Baidu AI Developer Conference) autonomous driving sub-forum "Co-create Automotive Robots, Connect Technology and Scenarios" was held on the "Xirang" APP. This is th...[Details]
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In portable and miniaturized consumer products, Class D audio power amplifiers have been widely used. This article introduces the design principle of the output low-pass filter of a Class D audio amp...[Details]
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Abstract: The dynamic small signal model of the Buck circuit under voltage control can be obtained by the state space averaging method, and PID can be used to achieve precise control. In order to i...[Details]
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The whistleblower @FrontTron exposed the promotional materials of LG Velvet 2 Pro. The materials show that the phone is equipped with Qualcomm Snapdragon 888 flagship processor, a 64-megapixel rear m...[Details]
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The hybrid integrated circuit performance parameter test system is mainly designed to detect whether the integrated circuit chip meets the factory parameters. This test system can complete multiple ...[Details]
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We have introduced a lot of concepts and done a lot of preparation work before. From this section, we will officially start learning about microcontrollers. We will use microcontrollers to complete a ...[Details]
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The so-called withstand voltage tester can be called an electrical insulation strength tester, a dielectric strength tester, etc. according to its function. Its working principle is: a voltage high...[Details]
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In modern digital communications, the requirements for data transmission capacity and transmission efficiency are getting higher and higher. Therefore, data of different speeds and types are often com...[Details]
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With the development of power electronics technology, high-power and high-current DC power supplies are required in many occasions. The DC fast-control power supply used in the magnetic confinement n...[Details]
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For a long time, the anti-interference of computer systems has been an important issue of concern to people, because computers are used more and more widely, and reliability is becoming more and ...[Details]
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According to Qichacha data, Meizu recently passed a patent for foldable screen mobile phones and foam for foldable screen mobile phones. The application time was October 10, 2019, and the publi...[Details]
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"At this stage, with the rapid development of pure electric vehicles and battery technology, charging and swapping has become a shortcoming in the development of the industry." This is a view that Do...[Details]
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The general structure of an electric servo system is three closed-loop controls, namely the current loop, speed loop and position loop. Generally speaking, for an AC servo drive, multiple functions...[Details]
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The emergence of the emerging field of semiconductor lighting has made engineers who specialize in power electronics, optics, and thermal management (mechanical engineering) in high demand. Current...[Details]
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Auto-coupling step-down starting and star-delta starting are two commonly used motor starting methods. They have different effects on the current and torque of the motor during the starting process...[Details]
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