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Jiwei.com reported on February 25 that today Samsung held a Galaxy S21 5G series media tasting event in Shanghai, and shared on-site many differentiated highlights of the Samsung Galaxy S21 5G series...[Details]
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The first step is to determine the goal: use the C programming language to write a program to generate a set of running lights on our circuit board so that everyone can ...[Details]
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PFC is a very important parameter in computer power supply. Its full name is computer power factor, abbreviated as PFC, which is equal to "apparent power multiplied by power factor", that is: power...[Details]
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5G millimeter wave is expanding in many countries and regions including China, Europe, India, Japan, South Korea, North America and Southeast Asia Global 5G mmWave deployments deliver extreme perfo...[Details]
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The STM8 microcontroller development environment consists of three parts: computer development environment, target board, and burning simulator. We must have the above three conditions to start the...[Details]
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introduction
The underground environment of coal mines is special, with the presence of flammable and explosive substances such as gas, dust, and carbon monoxide. Therefore, the power supply of var...[Details]
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The capacitor is connected to a high level at the top, the resistor is connected to the ground at the bottom, and the middle is RST. The working principle of this reset circuit is: when the power is ...[Details]
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Uber Eats has officially announced a partnership with
robot
company Cartken and Japanese industrial giant Mitsubishi Electric to launch a robot delivery service, providing more convenient t...[Details]
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As high-data-rate infrastructure continues to expand around the world and multimedia devices become more prevalent, multi-function phones are being used almost all the time, just like voice-based p...[Details]
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On April 1, the Anhui Provincial Department of Commerce issued a notice on strengthening tracking services for advanced photovoltaic and new energy storage production enterprises. The document clea...[Details]
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1. Working principle of switching power supply
1. A switching power supply is a high-frequency switching energy conversion electronic circuit, often used as a power supply for equipment. Commo...[Details]
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With the massive promotion and sales of handheld and portable devices such as smart phones, tablet computers and MIDs in the market, coupled with the increasing diversity and availability of various t...[Details]
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As an important tool in the electronics industry (communications industry), spectrum analyzer is a basic skill for communications engineers to understand its basic functional framework and basic work...[Details]
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Data shows that the average smartphone user unlocks their screen 122 times a day. This shows that screen unlocking has become a high-frequency use scenario for users. Now the mainstream fingerprint r...[Details]
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Soft-start thyristor is a power electronic device used to control the start and operation of the motor. It has the advantages of smooth start, high operating efficiency and convenient control. In p...[Details]
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