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According to foreign media reports, the energy density of iron-air batteries is much higher than that of current lithium-ion batteries. In addition, the reserves of its main component "iron" are ve...[Details]
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Due to the influence of power electronic device technology, the static frequency conversion technology in my country before the 1980s has been in a state of stagnation. The medium-frequency power s...[Details]
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So far this year, the green factory has launched 5 red-colored mobile phone products, such as OPPO R11s Star Screen New Year Edition, OPPO R17 Pro New Year Edition, OPPO Reno5 Pro Star Wish R...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Function of the circuit
The input voltage increases with the opposite characteristics of the logarithmic conversion circuit, and the output voltage increases exponentially. This...[Details]
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How to avoid the error of direct reading spectrometer? Below, the editor of Laisen Optics will share his experience on this issue, let’s take a look! 1. The surface of the sample should be flat. Wh...[Details]
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Alps Alpine to participate in CEATEC 2021 ONLINE Alps Alpine Co., Ltd. (TOKYO 6770, President: Toshihiro Kuriyama, Headquarters: Tokyo, hereinafter “Alps Alpine”) will participate in the “CEATEC...[Details]
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1. Overview
With the continuous development of hybrid and pure electric vehicles, the complexity and reliability of motor control strategies are increasing. The demand for the development envi...[Details]
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SOA (Service Oriented Architecture) is an architectural paradigm that demonstrates technology-neutral best practices. It is built on standards and can be implemented cost-effectively and globa...[Details]
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Fetal heart rate
(FHR) detection is a primary method used to determine the health of the fetus before birth and to help identify potential dangers such as fetal hypoxia or compression. The purpos...[Details]
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Abstract: This article introduces the composition and working principle of the phase-shifted full-bridge zero-voltage PWM soft switching circuit, analyzes the working process of the soft switchi...[Details]
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Toyota subsidiary Woven Planet announced that it would acquire Level 5, the autonomous driving car division of foreign ride-hailing company Lyft, for US$550 million. It is reported that after this ...[Details]
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1 Introduction
The controllers of most control systems in industrial sites are PID controllers, and the tuning of their PID parameters requires certain control theory knowledge and rich experie...[Details]
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According to foreign media reports, the R&D departments of OnePlus and OPPO have been merged, and offers for new employees in R&D positions are all issued by OPPO, not OnePlus. An OPPO insider said...[Details]
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Self-protection device R25 with 1.5 kΩ resistance, can handle voltages up to 1200 VDC, has an energy absorption capacity of 340 J, and reduces component count
MALVERN, Pennsylvania, ...[Details]
PCB Design
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