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On July 12, Huawei Technologies Co., Ltd. released a patent: "A laser radar and vehicle". The laser radar has been innovated in structure and can integrate the characteristics of two radars. It has b...[Details]
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As the global population ages and the young and middle-aged workforce decreases, countries are facing a serious labor shortage. At the same time, people are increasingly unwilling to engage in repe...[Details]
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1. Overcurrent (OC)
Overcurrent is the most frequent inverter alarm phenomenon.
1.1 Phenomenon
(1) When restarting, the circuit breaker trips as soon as the speed...[Details]
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As global automobile fuel efficiency regulations tighten and safety requirements increase, the automotive industry is working on many aspects of automotive technology to meet new standards. From t...[Details]
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According to HUAWEIcentral, Huawei P50 Pro will soon be launched overseas. Unlike the domestic version of P50 Pro, the overseas version is equipped with the EMUI 12 operating system instead of Harm...[Details]
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1: The colored end of the ordinary diode is marked as the negative pole; Second: The longer leg of the LED is positive, and the shorter leg is negative. If the legs are the same length, the l...[Details]
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Deeply understand the various functions and working principles of oscilloscope probes The existence of the probe has expanded the application range of the oscilloscope, allowing the oscilloscope to ...[Details]
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LCD Controller programming: 1. Turn on the backlight 2. Timing settings 3. Write data in FrameBuffer (different pixels have different formats) /* * FILE: lcddrv.c * Provides low-level fu...[Details]
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According to foreign media reports, more and more iPhone users who have upgraded to iOS 14 have begun to complain that their devices often fail to receive messages. Similar things have happened bef...[Details]
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On the evening of May 4, the Nasdaq continued to fall after opening, and the decline has reached 2.3% so far. In terms of individual stocks, large technology stocks in the US stock market have plumme...[Details]
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In just a few days, electric cars from Tesla, NIO, BYD and others caught fire one after another, setting the new energy vehicle industry on fire. The entire industry is once again focusing on the saf...[Details]
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Power MOSFET has the advantages of low on-resistance and large load current, so it is very suitable for use as a rectifier component of switch-mode powersupplies (SMPS). However, there are some precau...[Details]
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A multimeter is a multifunctional, multi-range measuring instrument. Here are some issues that should be considered when selecting a multimeter.
1. Function: Select according to specific requirem...[Details]
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On April 20, 2017, the U.S. Congress approved the design of the new LRDR land-based anti-missile early warning radar. This is the most advanced anti-missile radar in the United States after the AN/...[Details]
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What is a contactor?
They are electromechanical switches that, while similar to relays, perform heavy-duty applications that require higher current carrying capabilities. Contactors provide lo...[Details]