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The iPhone 11 series is about to be released, and details about this new phone are gradually being revealed. On September 18, according to foreign media reports, the US versions of iPhone 11...[Details]
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With the rapid development of the automotive industry, cars are changing from traditional means of transportation to important mobile living spaces, and cars are becoming more environmentally friendl...[Details]
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1. Test data is discrete
The discreteness referred to here is a more serious degree, and the test values of the same material can differ by several times. This situation often occurs in the pow...[Details]
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According to Jiwei.com, Yole Développement (Yole) released its latest report "The Impact of 5G on the RF Front-end of Telecom Infrastructure in 2021" today (March 25). It is estimated that the teleco...[Details]
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How LEDs Work
To design a drive circuit, we must first understand its working principle. The brightness of an LED is mainly related to VF and IF. The volt-ampere characteristics of an LED are sho...[Details]
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Four tech companies - Apple, Facebook, Google and Amazon - have been the subject of an ongoing antitrust investigation by the U.S. House of Representatives Judiciary's antitrust subcommittee. Recen...[Details]
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leds_drv.h
#ifndef _MEMDEV_H_
#define _MEMDEV_H_
#include linux/ioctl.h
/* Define magic number */
#define MEMDEV_IOC_MAGIC 'k'
...[Details]
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At present, when my country's power system charges electricity fees, in addition to charging the fees measured by the metering device, it also charges subsidies for active power loss and reactive pow...[Details]
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1. Project introduction In order to improve the real-time and accuracy of bus stop information, it is convenient for passengers to know the bus arrival information in time, thereby improving the conv...[Details]
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Abstract: This paper introduces a home remote medical monitoring system composed of ARM processor S3C44B0X and M590E GPRS module. The author introduced the performance characteristics of S3C44B0X a...[Details]
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On May 16, Xiaomi's super-large cup imaging flagship Xiaomi 12 Ultra protective case was put on sale in third-party stores for 68 yuan. The protective case shows that there is a huge Oreo lens o...[Details]
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1 Introduction
There are three main measures to prevent electromagnetic interference, namely shielding, filtering and grounding. Shielding alone often cannot provide complete electromagnetic i...[Details]
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With the widespread use of face recognition on smartphones, the once mysterious technology has now become commonplace. Currently, most face recognition systems use facial features to identify the use...[Details]
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On the evening of April 14, Will Semiconductor Co., Ltd. issued an announcement on the company's increase in external investment and cash acquisition of assets, stating that the company held a board ...[Details]
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Two major factors are currently influencing the future of vehicle transportation and semiconductor technology. The industry is embracing exciting new ways to power our cars with clean electricity w...[Details]