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Challenges and solutions for urban transportation
At present, the problems faced by video surveillance in road and rail transit management mainly come from the following aspects: 1. The...[Details]
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The 2022 World Robotics
Conference,
which ended not long ago
, showcased the innovative applications of robots in many fields such as manufacturing, construction,
medical care
, agri...[Details]
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In high temperature environment, the material properties of permanent magnet motors change, causing significant changes in core loss, winding copper loss, and rotor loss. In terms of heat transfer,...[Details]
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Registers are used in the CPU to temporarily store information, which can be data to be processed or addresses pointing to data to be obtained. In the 8051 microcontroller, there is a data type that ...[Details]
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Abstract: This paper first introduces the basic structure and principle of SD Memory Card (Secure Digital Memory Card), focusing on the command words and operation flow of SD card. Then it studies ...[Details]
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Switching power supplies have been widely used in various electronic devices, and their unit power density is constantly increasing. The definition of high power density has increased from 25w/in3 in ...[Details]
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The MAX6754–MAX6764 low-power window detectors monitor system power supplies for undervoltage/overvoltage conditions. These devices trigger an output signal when the monitored voltage falls below an u...[Details]
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The development of video surveillance in China
Since the introduction of surveillance technology into my country in the 1980s, it has been developing rapidly with the sharp increase in sec...[Details]
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In the previous issues, we introduced the testing of WLAN terminals. In this issue, we will talk about the conduction test items of WLAN AP.
The test environment is shown in the figure below. The...[Details]
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Part 1 ARM assembly syntax under Linux Although it is convenient to write programs in C or C++ under Linux, the assembly source program is used for the most basic initialization of the system, such a...[Details]
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BOE, CSOT and Samsung Display are said to be developing OLED panels for Samsung Electronics' Galaxy A73 smartphone, which it plans to launch next year. Samsung will evaluate the OLED panels from the ...[Details]
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Today, the biggest difficulty in observing the automobile industry is being trapped in information. The richer the information, the more serious paralysis of thinking will result. Many people are ove...[Details]
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Seven design tools
developed in-house and in collaboration
bring the benefits of high-performance 650V GaN FETs to adapters
ranging from 45W to 140W
GOLETA, Calif.--(B...[Details]
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1 Introduction
In the process of designing and debugging automatic control systems, sine waves, triangle waves and square waves of different frequencies are often used as signal sources, which are v...[Details]
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Analysis of technical difficulties
⑴.Use of MMU
MMU is the abbreviation of memory management unit, which is a device used to manage the virtual memory system. MMU is usually part of the C...[Details]
RF/Wirelessly
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