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With the continuous development of IT industry, video surveillance is not only used in security systems, but also widely used in transportation systems, flood control systems, education systems and me...[Details]
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1. Landscape and light source
In the fashion concept of modern urbanites, scenery and light are a combination of rhythm. The proper arrangement of light intensity and the natural environment s...[Details]
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According to 9to5Mac, Apple has cut iPhone orders for 2022 due to supply chain disruptions and the Russia-Ukraine war, and will cut them again in the future. Services are becoming a "key differentiat...[Details]
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Recalling the article "
Basics of Digital Design - Frequency and Time
", the main frequency components of digital signals are all below its corner frequency. The corner frequency FKNEE is...[Details]
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In recent years, with the continuous development of the automotive industry and the acceleration of the electrification trend, innovation in the field of automotive electronics has also been changing...[Details]
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Currently, the wireless signal coverage method used in subways is basically built by multiple operators using POI high-power signal sources and coaxial feeders. At present, various communication re...[Details]
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This article introduces a solar
cell phone
charger
, which uses solar
panels
to
charge
the cell phone
battery
after converting the DC voltage through
the c...[Details]
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Samsung Electronics released its fourth quarter and full-year financial report on Thursday as of December 31, 2019. The financial report showed that Samsung Electronics' net profit in the fourth quar...[Details]
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Sony has reportedly started selling a wearable air conditioner called Reon Pocket in Japan this month. The air conditioner comes with a special top, and users insert the device into a slot on the top...[Details]
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There are five operating systems based on the STM platform that meet the real-time control requirements. They are μClinux, μC/OS-II, eCos, FreeRTOS and Dujiangyan operating system (djyos). The follow...[Details]
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Introduction
Traditional analog temperature measurement has poor anti-interference ability and large zero drift of the amplifier circuit, which leads to large measurement error and difficulty i...[Details]
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As lithium prices continue to rise, more and more companies are entering the lithium battery field. On November 11, Cuihua Jewelry issued an announcement that it plans to acquire 51% of the equity of ...[Details]
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Simulating
the output bias current of
a current mirror
is simple. You simply add the input current and measure the output current and calculate the difference. However, the output bias c...[Details]
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Amid fierce market competition, automakers are actively looking for new growth points and breakthroughs. Recently, luxury brand Lotus announced the launch of the industry's first super 900V million...[Details]
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light source
The machine vision system mainly consists of three parts: image acquisition, image processing and analysis, and output or display. Image acquisition is the core of machine vision,...[Details]
Microcontroller MCU
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