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A megger, also known as a megohmmeter, is an instrument used to measure the insulation resistance and high-value resistance of the equipment under test. It consists of a hand-cranked generator, a met...[Details]
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On July 23, at the launch of Honor 9X, Honor President Zhao Ming put forward the new concept of "sharp technology", emphasizing that Honor will solve problems with continuous innovative technology, a...[Details]
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1 Introduction
Noise figure is a major measurement parameter in the development and production of microwave products. It is one of the key parameters that characterize the ability of a re...[Details]
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On September 4, 2014, WPG Holdings, a leading electronic component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Pinjia launched the NCV7707 power driver chip dev...[Details]
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Freespace detection is part of driving scene understanding, which classifies each pixel in the image as a drivable or non-drivable area, usually achieved through image segmentation algorithms. Othe...[Details]
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Samsung earlier said it plans to launch a 99-inch MicroLED TV this year, as well as smaller 88-inch and 76-inch product lines. But so far, Samsung has not released a 99-inch MicroLED TV. According to...[Details]
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According to Jiwei.com, GPU chip startup Xintong Semiconductor recently completed its Pre-A round of financing. This round of financing was jointly led by Yingfutech, Shenzhen Capital Group, and Yuan...[Details]
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Introduction At present, analog telephone products occupy a dominant position in telephone terminals, but analog telephones can only transmit voice signals; digital telephones have the advantages o...[Details]
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Platinum costs about RMB 193 per gram. In addition to appearing in jewelry windows in department stores, people can also find it in the list of raw materials for hydrogen fuel cell catalysts. This is...[Details]
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1 The development of information network brings huge business opportunities to UPS industry
Market demand and technological progress are the two main driving forces for the development of UPS indust...[Details]
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According to Taiwan media Economic Daily, in order to promote green manufacturing, TSMC has teamed up with Applied Materials and ancillary equipment suppliers to create the "iSystem Internet of Thing...[Details]
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OPPO recently announced that it will establish a 5G joint laboratory with Ericsson to further deepen the cooperation between the two parties in the 5G field. This is another in-depth cooperation in...[Details]
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Challenge: Develop a potentiostat/galvanostat/impedance analyzer system (potentiostat system) with easy-to-use software, user-friendly interface, high accuracy and resolution, multi-frequency ...[Details]
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Link: https://pan.baidu.com/s/1CKrXkIHite1LWaWM26gjeQ Extraction code: abcd Take away the likes~ Question requirements: I. Main issues to be addressed 1. Carefully analyze the requirements of the...[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]