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On July 30, Honeycomb Energy announced that its second-generation short-blade fast-charging lithium iron battery cells have been delivered in large quantities to customers at its two bases in Shang...[Details]
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As the industry upgrades to 2.5G and 3G systems, power amplifier designers today face new design challenges. The proposed hybrid system enables service providers to smoothly transition to 3G systems ...[Details]
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1 Introduction
Balances are widely used in scientific research, national defense, finance, building materials, measurement, highways, industry and mining for measurement and testing. As an...[Details]
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Apple's recently leaked dual-port USB-C wall charger may be released in the near future, with one analyst claiming it will soon enter mass production. On Friday, a brief support document was publishe...[Details]
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"Major events often give rise to technological innovation and breakthroughs. In order to ensure our country's leading edge in 5G development in the world, we must adhere to the established goals to d...[Details]
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This article mainly describes the H.323 system that is suitable for providing multimedia services on IP networks. H.264 is a new video codec standard proposed by JVT to achieve higher video co...[Details]
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The leading inverter company Sungrow has taken another step and successfully helped my country's first 8.8MW photovoltaic inverter to be put into operation!
Recently, China's first 8.8MW ultra...[Details]
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Offline switching power supplies usually use a rectifier bridge and input filter capacitors to absorb energy from the input. The large capacitor is charged near the peak of the AC input to provide ...[Details]
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As an electronics beginner, using a multimeter correctly is the most basic skill. With the development of technology, more and more electronics practitioners are using digital multimeters. This articl...[Details]
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There are several possible reasons. 1. When porting qt, you need to add -qt-mouse-tslib (./configure -qt-mouse-tslib -xxxx) 2. Make sure export QWS_MOUSE_PROTO="TSLIB:/dev/input/event1 intelliMouse...[Details]
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The c8051f microcontroller is developed on the basis of the MCS51 microcontroller. It has both inheritance and great innovation. According to the function, it can be divided into special-purpose and ...[Details]
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Fork means bifurcation, a process is divided into two processes Previously, a multi-process OS was implemented, and fork must have been implemented https://github.com/lisider/learn_os/tree/master/pro...[Details]
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Black Shark CEO Luo Yuzhou once said at the Snapdragon Technology Summit that Black Shark will be one of the first manufacturers to use the Snapdragon 888 flagship processor. On the evening o...[Details]
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The concept of brightness of visible light emitted by LEDs is fairly easy to understand.
LED dimming method
There are two common methods for dimming LEDs
in switch-mode driv...[Details]
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As a high-tech means of understanding and developing the ocean, ocean observation technology is indispensable for building a strong maritime nation, safeguarding national security and achieving su...[Details]