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Removing fog from videos and improving image quality is a key technology to enhance the value of outdoor video surveillance systems. This paper analyzes defogging technology by establishing a rel...[Details]
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50m and 100m are bandwidth indicators for both analog oscilloscopes and digital oscilloscopes. The bandwidth of 50M and 100M in the oscilloscope refers to the frequency range that the oscillosc...[Details]
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On April 25, according to foreign media reports, Tesla CEO Elon Musk hopes to extend the service life of electric vehicle batteries to 1.6 million kilometers, and the company's latest new patent is e...[Details]
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1. What is a frequency converter?
A frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert industrial frequency powe...[Details]
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Nowadays, people's lives are increasingly inseparable from mobile phones, and the cycle of mobile phone manufacturers launching new devices is getting shorter and shorter. Recently, the Guojin Securi...[Details]
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The function of the PLC automatic program is to control the equipment to work according to the designed process. There are also several methods for writing the process of the PLC automatic program....[Details]
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Researchers at the Fraunhofer Institute for Solar Energy Systems (ISE) have developed an energy management system that optimizes the use of electricity produced by concentrated photovoltaic systems...[Details]
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Summarize the meaning of several special symbols in ARM instructions
Special symbols corresponding to the meaning of instructions
= DCB allocates a continuous byte storage unit and initia...[Details]
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In response to a series of problems caused by the backwardness of traditional water meters, the Ministry of Construction of China has put forward the requirement that "three meters should be installed...[Details]
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A research team from Nanjing University in China recently published their new ultra-thin wide-angle camera in the journal Optica. The camera is only 0.3 centimeters thick and can produce clear...[Details]
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As the consumption habits of the new generation of people shift to the pursuit of quality of life and a new experience of freeing their hands, cleaning appliances represented by sweepers and floor ...[Details]
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On the evening of December 16, Tsinghua Unigroup announced that it would clarify and make a statement on the recent false statements spread by the company's minority shareholder Jiankun Group and its...[Details]
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In the semiconductor market, the previously booming
automotive chips
are beginning to show signs of slowing growth.
Recently, wafer foundry giant UMC announced that it ex...[Details]
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At Apple’s fall new product launch conference, iPad Air 4 was the first to launch the 5nm processor A14. After the announcement of A14, brands such as Redmi and realme have successively annou...[Details]
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pc:Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]