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1. Development of smart grid
1.1 American Recovery and Reinvestment Act
On February 17, 2009, President Obama signed the American Recovery and Reinvestment Act (ARRA) of 2009. This act pr...[Details]
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LiDAR stands for "Light Detection and Ranging" and is a technology used to measure the distance of an object from a sensing device. The principle used is very similar to radar (RADAR), but with LiDAR...[Details]
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Recently, Google reorganized its Robotics at Google lab, saying it would focus on using machine learning to build practical robots rather than robots that can move like humans or animals. It is ...[Details]
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On March 13, the reporter learned from the Shaanxi Provincial Development and Reform Commission that the Shaanxi Provincial Development and Reform Commission and the Northwest Regulatory Bureau of the...[Details]
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“Although Apple has not started making cars yet, it has turned all cars into ‘Apple cars’ through CarPlay!” Yesterday morning, at Apple's annual Worldwide Developers Conference, it announced a majo...[Details]
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Recently, foreign media PCMag and Cellular Insights have tested the signal performance of several flagship smartphones, including the Apple iPhone XS Max (equipped with Intel XMM7650 baseband), as we...[Details]
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There are three common techniques for measuring current using an oscilloscope. The first is to use a series resistor (sometimes called a shunt) when measuring current. The second is to use a current ...[Details]
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Deformation intermittent oscillator
The disadvantage of the above-mentioned frequency stabilization circuit is that it is relatively complicated. If the parameters of the oscillation transformer ...[Details]
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Preface Phenomenon: After the ADC is initialized and then enters sleep mode, the AWU wake-up will be abnormal, indicating that the wake-up is unsuccessful. Solution: Initialize ADC after waking up ...[Details]
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Realizing a High-Precision Programmable Gain Amplifier Using D/A Converter
In practical applications, a gain-programmable amplifier (PGA) is often required to amplify analog input signals of differ...[Details]
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On October 28, according to the official account of Archermai Technology, on October 23, Archermai Technology and Huawei officially signed the HarmonyOS Connect related cooperation agreement, marking...[Details]
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IT Home reported on January 21 that Redmi will officially release the new Redmi K40 series next month, equipped with a battery larger than 4000mAh and priced from 2,999 yuan. Today, digital...[Details]
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GC4931F/S is a three-phase brushless DC motor pre-driver chip. The chip can drive N-type power MOSFET with a maximum power supply of 36V. The chip state switching logic is determined by three Hall ...[Details]
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In the sodar system, the transmitter emits acoustic signals of different frequencies in a directional direction, and then receives echo signals at different distances. The deviation of the frequency ...[Details]
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New 3D bioprinter. Image source: University of Melbourne, Australia
Scientists at the University of Melbourne in Australia have developed a new high-speed 3D printer. This advanc...[Details]
Analog electronics
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