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According to Jiwei.com, from the beginning of August to now, the stock prices of the entire semiconductor sector have been in a correction state, and the stock prices of many semiconductor concept st...[Details]
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AI is transforming all walks of life, but who will reap the benefits of this technology? A software algorithm company? A hardware company? Or the trendy "software and hardware integration" company....[Details]
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According to foreign media reports, Magna, through its engineering subsidiary Telemotive, has launched the Bluepirat Rapid, a vehicle structure multi-bus data recorder based on automotive Ethernet. ...[Details]
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Recently, Suntech Power announced that the conversion efficiency of its new polysilicon modules has reached 16.53% (calculated based on the daylighting area only), breaking all previous records, i...[Details]
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Abstract: This paper introduces some methods and examples to reduce the conducted, high-order harmonic and radiated interference of electromagnetic interference sources such as power supply and mai...[Details]
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1. Notes on daily use
1. Calibrate the V-cone flowmeter once before using it every day, using the water-saturated air method. Even if the meter is turned off within a day, it does not need to be ...[Details]
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(Image source: UCSD official website) According to foreign media reports, a research team led by the University of California, San Diego (UCSD) found that the root cause of the failure of lithiu...[Details]
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The basic working principle of PWM converter
The basic working principle of PWM converter
The working principle of PWM converter is shown in the figure. Due to the increase of switching freque...[Details]
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Introduction to the ADC integrated in stm32 1. The reference voltage range is /*2.4V≦ V ≦3.6V , so its input analog voltage range is 0 = V =V*/ 2. When it is necessary to measure negative voltage or...[Details]
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Until now, the brake lights, turn signals, reverse lights and rear fog lights of cars have used 21W to 27W tungsten bulbs with a brightness of 280 to 570 lumens as light sources. Tail lights, parking...[Details]
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1. Introduction of the concept of counting Let's start with counting votes: draw a "positive". This is counting. Counting routines can be seen everywhere in life. For example: the counter on the tape...[Details]
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Preface
CCD (Charge Coupled Device), or charge coupled device, is a new type of solid-state imaging device developed in the early 1970s. With the help of necessary optical systems and appr...[Details]
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With the increasing appearance of mobile terminals in home scenarios, the application scenarios of home wireless networks are also increasing. Under the influence of the epidemic, demands such as rem...[Details]
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On April 6, Xinhao Optoelectronics disclosed at its 2021 annual performance briefing that the glass protective screens produced by the company have been used in terminal products such as smartphones,...[Details]
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Preface Various portable electronic products exist in our daily lives, such as mobile phones, portable music players, portable game consoles, and laptop computers. These portable electronic prod...[Details]