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With the rapid development of intelligent, connected and electrified vehicles, the demand for chips in vehicles is growing rapidly in both quantity and performance. At present, only when equipped wit...[Details]
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SPWM modulation technology and its application
1. Theoretical basis of sinusoidal pulse width modulation (SPWM) technology
There is an important conclusion in sampling control theory:
wh...[Details]
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The MMI cable of Gadmei TV box is an adapter cable used to connect external audio and video signals to the TV box. One end is a mini 12-pin flat plug, and the other end is three lotus and an S-term...[Details]
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1 Introduction
At present, in many cities in China, for the purpose of anti-theft, metal anti-theft nets are basically installed on balconies and windowsills in residential buildings, which co...[Details]
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Abstract: Through a comparative analysis of the application of traditional starters and variable frequency speed regulators in mine exhaust fans, an effective and feasible way to save energy i...[Details]
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1. The concept of impedance
In a circuit with resistance, inductance and capacitance, the resistance to alternating current is called impedance. It is usually represented by Z, and its...[Details]
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Excessive heat or improper application can greatly reduce the performance of LED light sources. The application of PPTC products from Tyco Electronics' Circuit Protection Division in the LED field ...[Details]
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Dr. Handel Jones, CEO of International Business Strategies (IBS), a strategic consulting firm for the U.S. electronics industry, analyzed the areas in which China is catching up with the United State...[Details]
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As of the close of October 22, the three major A-share indices continued to perform weakly today and eventually closed down collectively, with the Shanghai Composite Index falling 0.38% to 3312.50 po...[Details]
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Precautions for on-site use 1. On-site use conditions should meet the requirements of the instrument's technical parameters. Correctly select the instrument range, the measured pressure should not ex...[Details]
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summary
The Open Compute Project (OCP) is a nonprofit organization focused on promoting communication among companies on data center product design and best practices.
Recently...[Details]
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Since the Bluetooth system works in the 2.4GHz ISM band, which is a working band for industries, science, medicine, etc. according to relevant laws and regulations, most countries in the world set the...[Details]
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Lithium iron phosphate battery (referred to as: lithium iron battery, iron battery, and referred to as "iron battery" in this article) is a new type of battery with lithium iron phosphate (LiFePO4) as...[Details]
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According to foreign media reports, British simulation software expert rFpro has developed a real-world physics model Ground Truth that can accurately test a vehicle's perception of its surroundings....[Details]
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1. Overview
CNC (Computer Numerical Control) machine tools are automated machine tools controlled by computer programs and are widely used in metal processing, mold manufacturing and other fie...[Details]
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