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High-power LED packaging mainly involves light, heat, electricity, structure and process, as shown in Figure 1. These factors are independent of each other and influence each other. Among them, lig...[Details]
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Usually, the simple application of RF signal source is just input frequency, power, plus some analog and digital modulation, but to fully tap the potential and performance of the signal source requir...[Details]
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Except for free electron lasers, the basic working principles of various lasers are the same. The essential conditions for generating lasers are particle number inversion and gain greater than loss...[Details]
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The latest news says that a new report has been released, reporting the amount of radiation emitted by current smartphones. Some old mobile phone models are on the list, with Motorola Edge topping th...[Details]
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Lithium iron phosphate battery refers to a lithium-ion battery that uses lithium iron phosphate as the positive electrode material. The battery does not contain any heavy metals and rare metals (nicke...[Details]
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Research firm Gartner said 5G has brought strong demand for iPhones, making Apple the world's largest smartphone seller by the end of 2021. In the first half of 2021, smartphone sales began to reco...[Details]
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What is a permanent magnet motor?
Permanent magnet motors use permanent magnets to generate the motor's magnetic field. They do not require excitation coils or excitation currents. They are hi...[Details]
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1. When a data center is hacked, the worst-case scenario may be data loss, but when a self-driving car is hacked, what may happen is loss of life. 2. In response to the potential threat of hacker...[Details]
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On December 1, according to the latest news from the industry chain, Apple has officially notified relevant partners today to begin preparations for mass production of iPhone SE2. This new phone, whi...[Details]
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Systick is a very useful internal device on stm32. All arm-cortex m3 based chips have this timer, so when considering the portability of the platform, you can use Systick more. Systick is a 24-bit ...[Details]
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On the evening of September 18, CATL issued an announcement on the completion of the issuance of overseas US dollar bonds by its wholly-owned overseas subsidiary. As of the disclosure date of this an...[Details]
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If the resistance measurement accuracy is not high, we can use the ohm range of the multimeter to measure. Specific steps for measuring resistance: 1. Zero adjustment of the resistance block of the...[Details]
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September 22, 2021, Shanghai - Micron Technology, Inc. was recently named one of the 2021 Best Workplaces in Manufacturing and Production by Fortune magazine and Great Place to Work®. Micron is commi...[Details]
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Previously, we explained the introduction of software and hardware and counting examples, the basic use of cameras, visual positioning based on shape matching, BLOB detection, size measurement, cal...[Details]
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The rapid digitalization of corporate environments, the surge in complex cyber threats, the evolving security regulations, and the rise of quantum computing technology have created huge...[Details]
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