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As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
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On November 23, the Redmi Note 9 series opened for pre-order on JD.com, and the phone will be officially released on November 26. JD.com's reservation page shows that the reservation end time ...[Details]
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Steam flow meter installation precautions 1. Requirements for straight pipe sections: 1. The flow meter must be installed horizontally on the pipeline (the pipeline inclination is within 50 degrees)....[Details]
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Working principle of power factor correction
1 Definition of power factor
Power factor (PF) refers to the ratio of AC input active power (P) to input apparent power (S). It can be express...[Details]
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Differential pressure transmitters often have some faults during the measurement process. Timely fault determination, analysis and treatment are crucial for the equipment in use. To a certain extent, ...[Details]
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Abstract: This paper develops a dynamic characteristic monitoring system for electromagnetic relays based on LABVIEW. The transient process of electromagnetic relay closure is sequentially divided in...[Details]
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Akamai Technologies, Inc. (Akamai), the intelligent edge platform for secure digital experiences, today announced that it is launching a multi-layered, phased global response to the COVID-19 pandemic...[Details]
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Traditional planar or trench MOSFET switches with rise/fall times of 30ns to 60ns are gradually being replaced by power switches such as superjunction MOSFETs with switching times of less than 5ns. T...[Details]
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The original oscilloscope was just a simple waveform display and data measurement. If we want to get the deeper meaning of the protocol waveform, we need to analyze it section by section. For examp...[Details]
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Wasu Robotics builds smart factories for the tableware and kitchenware industry
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LED driver technology foundation for lighting
The arrangement of LEDs and the specification of the LED light source determine the basic driver requirements. The main function of...[Details]
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Recently, according to foreign media reports, Tesla is improving the obstacle recognition capability of the Autopilot automatic assisted driving system, and they have obtained a new patent in this re...[Details]
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As commercial cleaning enters more and more scenarios, a single medium-sized robot cannot effectively cover all areas, and more segmented combinations are becoming a new trend.
"New Trend" i...[Details]
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Finally, I made an oscilloscope based on STM32! I originally wanted to use an external high-speed AD to make an oscilloscope with a 1Mhz sampling rate. Since I had no experience in making oscillosc...[Details]
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The latest research report released by the Smart Speaker and Screen (SSS) research team of Strategy Analytics, "Smart Speaker Manufacturer & OS Shipment and Usage Market Share by Region", pointed out...[Details]