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Battery technology will affect the development and pattern of new energy vehicles. Compared with the lithium battery route adopted by China, Japan had previously insisted on developing hydrogen fuel...[Details]
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Common faults of switching power supplies are basic knowledge that electricians and related technical personnel in the company should understand. Mastering some basic circuit board maintenance and f...[Details]
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At present, ECG monitoring systems that mainly collect, analyze and diagnose ECG signals have been widely used, and have played a great role in the prevention and diagnosis of heart diseases. However...[Details]
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Abstract: Based on the simplified IEEE1451 intelligent sensor information model, this paper proposes an IP sensor model based on embedded Internet technology and implements a prototype. The network...[Details]
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Basics
The basic knowledge part mainly talks about the basic components of the security system.
Camera: Cameras are used both outdoors and indoors. Indoor cameras certainly cannot b...[Details]
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Lithium-ion batteries (LIBs), whose key electrochemical component is lithium ions, are widely used in daily life due to their high energy density, long life, no memory effect, and environmental prote...[Details]
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On August 31, the Guangdong Regulatory Bureau disclosed the acceptance information of the coaching registration and filing of Guangzhou Langguo Electronic Technology Co., Ltd. (hereinafter referred t...[Details]
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March 28th - Reporters learned that
MediaTek, the world's largest smartphone chip manufacturer, has successfully deployed the Tongyi Qianwen large model on flagship chips such as Dimensity 9300...[Details]
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On April 18, 2024, the "2024 " Robot
+" Industry Application Innovation and Development Blue Book"
created by the Veken Industry Research Center
was released at the "OFweek 2024 (13th) China...[Details]
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The S3C2440 chip has been discontinued. Over the years, there must be a lot of products designed based on the S3C2440. In order to help the majority of 2440 users get rid of the trouble caused by the ...[Details]
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Finite impulse response (FIR) digital filters have been widely used in the field of digital signal processing due to their flexible design, good filtering effect and easy control of transiti...[Details]
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Left-handed materials, also known as double negative media or negative refractive index materials, are a type of material that has both negative dielectric constants and negative magnetic permeabilit...[Details]
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Transformer no-load test As an important performance parameter of the transformer, the loss of the transformer directly affects the efficiency of the transformer during operation. On the other hand, ...[Details]
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AC/DC and DC/DC converters are responsible for the conversion and transmission of system power. Their role in the system is equivalent to the human heart. Once a problem occurs, the system will sto...[Details]
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The method of connecting a single-phase inverter outputting three-phase 220V to a three-phase motor is as follows:
Determine the input power and output voltage of the inverter
First...[Details]