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The focal position of laser focusing cannot be measured directly, but it can be detected indirectly. For a laser cutting system, its focal position is determined by the optical focus of the focusing ...[Details]
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LED display screens are widely used in industrial and mining enterprises, schools, shopping malls, shops, public places, etc. for graphic display, advertising, and information release. This paper des...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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After teasing the arrival of the Black Shark 4 series at the beginning of this month, Black Shark officials finally confirmed the release date of the new phone today, which is scheduled to be officia...[Details]
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The circuit given here can be mounted in a box containing a loudspeaker to form a convenient microphone amplifier. The device can be used by teachers, tour guides, lecturers, etc. in crowded or noi...[Details]
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keil+proteus The second 51 program: Marquee and running lights This is a AT89c51 microcontroller tutorial. We will provide blog tutorials and accompanying materials for download every time. A single-...[Details]
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There are many factors to consider when deciding on a metal joining method, including both tangible and intangible characteristics. Depending on the application, the investment will vary based on t...[Details]
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introduction In industrial control, power and other commercial systems, IRIG-H code timing equipment is very suitable for occasions where the system clock accuracy is not required. The advantages of ...[Details]
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Wireless charging technology has become a popular standard configuration for mobile phones, and has also spawned a large number of third-party wireless charging accessories. Recently, Japan's Konic...[Details]
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PFC boost pre-conversion circuit
In Figure 3, the active PFC boost stage circuit is placed between the bridge rectifier (D1~D4) and the DC-AC half-bridge inverter. The internal PFC controller and ...[Details]
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On November 5, 2023, Huadian (Zhejiang) New Energy Co., Ltd. and Weijing Energy Storage Technology Co., Ltd. jointly signed a new energy storage project cooperation agreement. Hong Shunrong, Pa...[Details]
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With the single-chip microcomputer 8031 as the core, the 8279 chip is used to realize key input and the digital tube is used to display the measured speed. The input voltage analog quantity is conve...[Details]
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At the 2021 World New Energy Vehicle Conference held in September this year, Musk emphasized that "safety" is Tesla's top priority, and judging from the related technologies on display, Tesla seems t...[Details]
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1. Introduction to Wired Communication Chips
With the rapid development of information, computing and chip technology, the demand for external information interaction is growing, the number of...[Details]