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In electronic, electric, instrumentation and automatic control equipment, it is often necessary to detect and determine the phase sequence of the three-phase AC power supply and whether there is ...[Details]
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This paper proposes a design scheme of intelligent temperature warning system based on single chip microcomputer. With AT89S51 single chip microcomputer as the core, the scheme uses LM386 audio modu...[Details]
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Wafer foundry UMC will complete the acquisition of all shares of Mie Fujitsu Semiconductor (MIFS), a 12-inch wafer foundry jointly built with Fujitsu Semiconductor (FSL), for 54.4 billion yen (the sa...[Details]
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Abstract: According to the actual working conditions of the leakage transformer, the equivalent circuit and magnetic circuit analysis are combined to discuss the conditions with and without magneti...[Details]
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1) From the perspective of the overall macro environment in August , the recovery of the automobile industry is still a relatively long L-shaped recovery. In August, the number of terminal registrati...[Details]
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Hongjing Intelligent Driving and Ambarella start strategic cooperation based on CV3-AD to jointly expand the global market
Summary:
Ambarella and Hongjing Intelligent Driving h...[Details]
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I find that the need to measure power supply ripple is becoming more and more common, not just for power supply engineers. Ripple is the core indicator of power supply, and power supply engineers nat...[Details]
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The difference between permanent magnet motor and ordinary motor
The difference between permanent magnet motors and ordinary motors is that permanent magnet motors refer to permanent magnet sy...[Details]
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On January 23, a Weibo user broke the news that IBM China Research Institute had been closed, and added a lament, "Silently. The wheel of history rolls forward." The netizen said that he used to...[Details]
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h: hybrid; f: forward; e: common emitter (common emitter connection method). In fact, it is the current amplification factor. hfe refers to the current gain under a fixed DC bias, while hfe is the AC...[Details]
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In recent days, as the weather in the north turns cooler, the topic of "caring for takeaway boys" has been discussed again online. A topic "Should I order takeaway in bad weather?" was even launched...[Details]
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Electromagnetic compatibility (EMC) refers to "the performance of a device, equipment or system that allows it to work normally in its own environment and does not cause strong electromagnetic inte...[Details]
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Xiaomi 11 Ultra is positioned as the "Light of Android", and the starting price of the phone is 5,999 yuan (8GB+256GB). As the flagship of the year, Xiaomi Mi 11 Ultra has reached the first-t...[Details]
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On October 31, Zeekr Energy announced that it had successfully obtained the qualification of a virtual power plant aggregator in Shenzhen, marking the company's official entry into the Shenzhen vir...[Details]
DSP and ARM Processors
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