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Y-factor method
The Y-factor method is another commonly used method for measuring noise figure. In order to use the Y-factor method, an ENR (redundant noise ratio) source is required. T...[Details]
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According to reports, Apple announced at the Worldwide Developers Conference (WWDC) early this morning that the upcoming Mac Pro computer will be equipped with its new generation of the most powerful...[Details]
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1. Write C51 code to realize the changing pattern of running lights: /*********************************************************** * Experimental function: LED to realize the flower-shaped control o...[Details]
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At 12:37 on June 3, with the issuance of the grid-connected dispatch order, the first phase of the Keping Energy Storage Power Station project was successfully put into operation, marking the o...[Details]
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According to Yonhap News Agency, according to the latest report released by market research firm Counterpoint, the global mobile application processor market size fell by 26% in the second quarter of...[Details]
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Recently, the "2019 (9th) Recycled Lead-acid Battery Industry Summit" hosted by SMM (Shanghai Metals Marke) was grandly held at the Grand Skylight International Hotel in Nanchang, Jiangxi. Nearly 3...[Details]
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The most effective way to prevent interference is to remove the interference source and cut off the interference path, but it is often difficult to do so, so we can only see whether the anti-interfer...[Details]
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0 Introduction
CCD (Charge Coupled Devices) is a new type of semiconductor integrated optoelectronic device developed in the early 1970s. In the past 30 years, the research on CCD devices and t...[Details]
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Tesla Motors released its third quarter financial report for fiscal year 2019. The report showed that Tesla Motors' total revenue in the third quarter was $6.303 billion, down 8% from $6.824 billion ...[Details]
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I did a button experiment today. The pin definition of the button in Qingfeng's source code seems to be wrong, and it is inconsistent with the development board schematic. The correct pin definitio...[Details]
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introduction In recent years, switching power supplies have developed rapidly due to their high efficiency, small size, and good output stability. However, due to the high frequency, high di/dt, and ...[Details]
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The core Cortex-M3 processor of STM32 is a standardized microcontroller structure. I hope you will think about what standardization means. In short, the Cortex-M3 processor has a 32-bit CPU, a parall...[Details]
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More than two months have passed since Boss Lei solemnly announced that he would "bet all his honor on this last entrepreneurial venture of his life." When I talk to friends in the industry about...[Details]
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On March 2, Jinjiang Sanwu Microelectronics Co., Ltd. and the School of Microelectronics of Fuzhou University formally signed a school-enterprise industry-university-research cooperation agreement. ...[Details]
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0 Introduction For pulverized coal transportation using high-dense phase conveying technology, accurate measurement of pulverized coal flow is of great significance to gas consumption, smooth operati...[Details]