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In 2019, the automotive market was mixed. What worried manufacturers was the continuous decline in the number of vehicles, but what pleased electronic component manufacturers was that with the increa...[Details]
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Recently, OPPO announced a new charging technology - wireless charging. OPPO demonstrated how wireless charging works on a device through a demonstration. In the demonstration, the device used was ...[Details]
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According to foreign media reports, researchers from the Nanobio Laboratory (NBL) of the A*STAR Institute in Singapore have developed a semi-solid electrolyte that can improve the safety of lithium-s...[Details]
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1. Introduction
After high-frequency switching power supplies entered my country in the 1980s, they entered my country's postal and telecommunications, power departments and other fields in large q...[Details]
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Explosion-proof motor installation method
There are many types of explosion-proof motor installation, but they are all based on the mechanical equipment equipped by the motor equipment itself....[Details]
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This article mainly introduces a simple LED indicator and timer demonstration on the STMicroelectronics STMicroelectronics NUCLEO-8L152R8 development board. The author uses a Debian GNU/Linux system,...[Details]
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This article discusses in depth two commonly used modes of RCD snubber circuits: voltage rise rate suppression mode and voltage clamping mode. It analyzes their respective working principles in d...[Details]
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Identification of phototransistor pins:
Measuring phototransistor
Step 1: Prepare the multimeter before measurement, select the range switch and set it to R×1K - adjust to zero, remove...[Details]
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1. Application characteristics of fingerprint recognition technology
Among the numerous biometric technologies used for identity authentication, fingerprint recognition technology is currently...[Details]
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Support the Greater Bay Area in strengthening digital infrastructure and help build Hong Kong into an international innovation and technology center
HONG KONG - Media OutReach - Dece...[Details]
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In 2019, Porsche Taycan was launched, raising the voltage level of electric vehicles to 800V for the first time, and plans to increase the charging power to 350kW in 2021.
In 2020, American au...[Details]
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Figure 1 Three-phase half-wave/single-phase load AC/AC conversion circuit
Figure 2 Voltage waveform with resistive load
Taking the three-phase to single-phase direct frequency conversion ...[Details]
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Today, OPPO Vice President Shen Yiren apologized on Weibo, saying that we deeply regret the inconvenience caused to some users due to our failure to update the relevant data in the first place. The w...[Details]
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According to foreign media 91Mobile, a Xiaomi mobile phone patent with a rotating selfie camera has been approved. The patent was submitted in November 2020 and was publicly included by the China Nat...[Details]
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After four months of waiting, there was no new policy. Today, both component manufacturers and inverter manufacturers are facing inventory pressure to varying degrees, and of course there are also ...[Details]
Analog electronics
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