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Across 1,300 kilometers, from the Jiangnan water town to the northwest, solar street lights and giant power transmission and transformation grids flashed past my window, reminding me that the ancie...[Details]
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According to Jiwei.com, MediaTek issued an announcement that in response to the company's financial planning, its subsidiary Sigmastar Technology Inc. will dispose of the equity of Xiamen Xingchen Te...[Details]
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Samsung has previously officially released the Galaxy S20 series of mobile phones including the S20 Ultra. Today, the well-known camera evaluation organization DxOMark also announced through i...[Details]
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With the ability to travel ultra-long distances underwater and perform complex operations, this "underwater Transformer" represents the pinnacle of robotics technology. A yellow underwater boat gli...[Details]
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At the end of 2018, the General Administration of Quality Supervision , Inspection and Quarantine and the Standardization Administration of China approved the release of China National Standard Ann...[Details]
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The annual iPhone launch conference is the Spring Festival Gala of technology, an event that many Apple fans look forward to, and the best stage to verify rumors and showcase Apple's latest technolog...[Details]
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Brushless DC motor with AC power
Brushless DC Motor is a DC motor without brushes and commutator. It is a permanent magnet AC synchronous motor in structure, and uses power electronics technol...[Details]
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This time, debugging the hardware of stm8 was really hard. I didn't expect it to be so annoying! It took me 5 days to do it. I referred to many examples on the Internet and Fengchi's stm8 explanation...[Details]
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The EPC9194 GaN-based inverter reference design significantly improves the efficiency and torque of the motor drive system while more than doubling the power per unit weight (specific power)
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China’s COVID-19 policy changes will drive digitalization and AI adoption
February 24, 2023 - The 2023 Gartner CIO and Technology Executive Survey shows that Chinese companies surv...[Details]
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About the author:
Zhang Dongxia, professor-level senior engineer...[Details]
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For virtual memory in the kernel physical memory mapping area, virt_to_phys() can be used to convert kernel virtual addresses into physical addresses, and phys_to_virt() can be used to convert physic...[Details]
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High efficiency is the overall energy-saving requirement of the LED drive system, and is the basis and guarantee for low temperature rise, long life and high reliability. (1) High efficiency, low l...[Details]
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1. Before measuring, it is necessary to cut off the power supply of the equipment and ground or short-circuit it to ensure personal and equipment safety and obtain accurate measurement results. 2. Pa...[Details]
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On October 29, Xiaomi launched two new models, Xiaomi 15 and Xiaomi 15 Pro, at a new product launch conference, both equipped with Goodix's ultrasonic fingerprint recognition solution. This is the ...[Details]