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In view of the current status of regional power grid voltage and reactive power control, a regional power grid voltage and reactive power optimization control scheme based on a multi-zone diagram c...[Details]
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Since 2013, the global TD-LTE network has entered a period of vigorous development, and the deployment and development of domestic TD-LTE networks are also in full swing. Currently, the TD-LTE deploy...[Details]
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Recently, Infineon Technologies held its annual OktoberTech. Due to the impact of the epidemic, the conference was held online. The keynote speech of the conference was opened by a video conversation...[Details]
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0 Introduction
Time difference measurement is widely used in engineering fields such as positioning, frequency measurement, time measurement, and distance measurement. For example, underwater a...[Details]
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Qorvo recently announced that more than a dozen device manufacturers in North America, Europe and Asia Pacific are adopting its ultra-wideband (UWB) technology for close-range sensing applications. U...[Details]
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1 Fingerprint Recognition Principle
Capacitive sensor is a type of fingerprint recognition sensor. It captures fingerprint images through electronic measurement design. The surface is an i...[Details]
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Liquid-cooled HEV batteries Today, my friend and I discussed the situation of hybrid batteries. At present, China also needs to walk on two legs and continue the traditional internal combustion eng...[Details]
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GPU now seems to have surpassed CPU, whether on the desktop, server or mobile phone, it can significantly improve the user experience in image processing or ML processing. Arm recently launched the I...[Details]
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Today, blogger @i冰宇宙 exposed the screen films for Samsung Galaxy S22 and Galaxy S22+. As shown in the picture, both Samsung Galaxy S22+ and Galaxy S22 flagships have a design with equal width...[Details]
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In order to obtain the Bluetooth trademark, Bluetooth product manufacturers must submit their Bluetooth products to BQTF (Bluetooth Certification Test Facility) for testing, and send their test re...[Details]
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It is generally impossible to have no coil in the electromagnetic components of switching power supplies. The variable magnetic field in the coil induces eddy currents, which lead to skin effect an...[Details]
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Universal Synchronous/Asynchronous Receiver/Transmitter (USART) The STM32F103xC, STM32F103xD and STM32F103xE enhanced series products have three built-in universal synchronous/asynchronous receiver...[Details]
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Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
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From simple text message transmission in the 2G era to today's 4G and 5G networks, the change in information transmission speed has also brought great changes to our lives. As a pioneer in 5G technol...[Details]
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On October 30, The Information's latest report pointed out that the standard version of the iPhone 17 has passed the early development stage. Apple's partner Foxconn is carrying out early manufactu...[Details]
Analog electronics
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