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LED
uses solid-state
semiconductor
chips as luminescent materials. The principle of luminescence is that when a forward voltage is applied to both ends, the carriers in the semicon...[Details]
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Experienced drivers who often drive in urban areas are familiar with which roads will be congested at what time and which roads are prone to traffic accidents, such as around schools during rush hour...[Details]
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Digital filter is a digital system used to filter discrete time signals. It achieves the purpose of frequency domain filtering by mathematically processing the sampled data. According to the time dom...[Details]
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1 Introduction
With the continuous development of modern communication technology, the requirements for frequency sources are getting higher and higher. On the one hand, due to the rapid expans...[Details]
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Whether China and the United States can reach an agreement in trade negotiations has a bearing on the entire technology industry. The two-day China-US trade negotiations opened yesterday, but as th...[Details]
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If you like piano music or want to learn to play the piano, you will definitely like this AR Pianist app. The app was launched by The Piano Guys in collaboration with Massive Technologies, allo...[Details]
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A month ago, the first solar-powered irrigation station in the province successfully pumped water here. The four groups, 730 people and 1,200 mu of farmland in Dahuadi Village will no longer rely o...[Details]
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ZTE Corporation released its 2019 semi-annual report showing that the company achieved operating income of RMB 44.609 billion, a year-on-year increase of 13.12%; the net profit attributable to ordina...[Details]
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According to foreign media reports, Tesla has launched a new feature, "Car Access", which allows car owners to allow others to access their cars, indicating that Tesla has taken the first step toward...[Details]
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From the JZ2440v2 schematic diagram, we can see that: nLED1--- GPF4,nLED2--- GPF5,nLED3--- GPF6 S3C2440 chip manual about IO port configuration: code: #define GPFCON (*(volatile unsigned lo...[Details]
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Overview The MAX3580 is a direct conversion tuner for Digital Video Terrestrial Broadcasting (DVB-T). This article discusses the case where adding a duplex filter to the input of the MAX3580 can imp...[Details]
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Due to the spread of the novel coronavirus pneumonia epidemic, the State Council issued a notice earlier that the 2020 Spring Festival holiday will be extended to February 2. According to the severit...[Details]
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Automotive OS (Operating System) is also known as automotive operating system. In the future, cars will evolve into mobile smart terminals, and software will define cars. OS is the key to traditional...[Details]
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There are many things worth learning about the integrated wiring tester. Here we mainly introduce the integrated wiring tester, including detailed introduction of verification tester, detailed desc...[Details]
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There are many types of SMD capacitors, and the parameters of SMD capacitors used in different products are also different. The reason why automotive professional SMD capacitors are special is that...[Details]