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News on the morning of February 28th, the MWC2022 World Mobile Communications Conference kicked off, and Samsung launched a series of new laptop products. This MWC is a return after two years ...[Details]
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The output ripple of the switching power supply mainly comes from five aspects: input low-frequency ripple, high-frequency ripple, common-mode ripple noise caused by parasitic parameters, ultra-hig...[Details]
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According to Science and Technology Daily, recently, Zhichi Huaxin (Wuxi) Sensing Technology Co., Ltd. (hereinafter referred to as "Zhichi Huaxin") and the Shanghai Institute of Microsystem and Infor...[Details]
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01 Determine whether the line or device is live or not The digital AC voltage barrier is very sensitive and can be displayed even if there is a small induced voltage around it. According to this feat...[Details]
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Jiwei.com reported that Wi-Fi 6, which was only released in mid-2019, is sweeping the wireless connection market at an unexpected speed. Last year, with the booming demand for routers, Wi-Fi 6 rece...[Details]
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At present, the overall autonomous driving system is in a state of vigorous growth. From new forces to traditional car companies, road demonstrations of vehicles equipped with different levels of a...[Details]
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The price of battery-grade lithium carbonate has soared this year. In early March this year, the average price of battery-grade lithium carbonate rose to 504,000 yuan/ton, an increase of nearly 70% f...[Details]
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Do you know what the battery of an electric car is made of? A battery pack is an array of multiple cells (usually lithium-ion cells in a pure electric vehicle) that produces voltages up to several ...[Details]
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On the evening of April 7, Guoxin Technology announced that its new generation of automotive electronic MCU product "CCFC2012BC" has been successfully tested in the company's internal test recently. ...[Details]
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According to news on August 1, the Ministry of Commerce recently announced the implementation of export controls on gallium and germanium related items. Exports are not allowed without permission. St...[Details]
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Current transformers play a vital role in the measurement of power-related parameters, and this type of equipment requires low load impedance when working normally. The FAME system developed b...[Details]
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On October 30, the e-sports performance flagship, iQOO 13, was officially released. As a flagship series with a high cost-performance ratio, iQOO has strong performance and has been additionally op...[Details]
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SEMI (Semiconductor Equipment and Materials International) released a global wafer fab forecast report yesterday. The report pointed out that after experiencing a recession in the first half of the y...[Details]
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On the morning of December 30, some pictures of parts that may be the next generation of AirPods Pro appeared on the Internet. The whistleblower was Mr. White (@laobaiTD). Judging from the different...[Details]
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1 Introduction
In 2002, the FCC allocated the 3.1~10.6GHz frequency band as the ultra-wideband (UWB) application band. In the 1960s, Rumsey first proposed the SWB (super-wideband) antenna with ...[Details]
Microcontroller MCU
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