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Mathematical Model of Three-Phase Two-Level Inverter
The three-phase two-level inverter topology is shown in the figure below. It consists of three H half-bridges. Therefore, the DC side posit...[Details]
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Reduce costs by reducing chip count
After removing
the LED
bulb cover,
the LED package
is in front of you
(Figure 4, Figure 5). The LED package with
the LED chi...[Details]
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1. Introduction to IIC This part of the content will be used in the second section of the code. For IIC, the slave cannot actively send data, and the start conditions are all generated by the host....[Details]
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In order to achieve real-time monitoring of the safety status of the home environment and automatically dial for voice prompts or send alarm text messages when an alarm occurs, a GPRS-based embedde...[Details]
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One approach to driving high-brightness LEDs is to use a standard buck buck converter (Figure 1). The sense resistor RS generates a feedback voltage VFB that sets the required LED current ILED ac...[Details]
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The following figure is a block diagram of the STM32F10xx clock system. Through this figure, you can clearly see the path of the clock generation of each component, and you can also easily calculate t...[Details]
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New RAA2S425x family integrates multiple analog and digital functions to reduce design time and cost for xEV/EV/FCEV pressure sensing brake, transmission and HVAC systems Renesas Electronics Corpor...[Details]
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According to the type of DC power supply: voltage source inverter VSI, current source inverter CSI
According to the nature of the output AC voltage: CVCF (constant frequency constant volta...[Details]
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1 Basic Questions
The foundation of
FPGA
is digital circuit and HDL language. For those who want to learn FPGA well, it is recommended to have a book on digital circuit by the bed...[Details]
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In recent years, with the development of science and technology, high-voltage electrostatic precipitators (EPS) for industrial dust pollution control have attracted more and more attention due to thei...[Details]
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According to Korean media reports, Samsung Electronics leader Lee Jae-yong today discussed Samsung's strategic plan to launch the first 3nm GAA process chip. The report said that Lee Jae-yong visi...[Details]
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introduction
During the flight test, flight test safety monitoring plays a vital role in the safety of the flight test. Flight tests themselves are quite risky, and the factors that endanger t...[Details]
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Influence of measured fluid characteristics: Due to the nature of natural gas itself, it will undergo complex changes with the change of external ambient temperature, thus affecting the measurement ac...[Details]
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As one of the four major Chinese cool alliances, ZTE Mobile undoubtedly has a relatively deep foundation. However, this mobile phone brand has gradually declined in recent years. Now it is hoping t...[Details]
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传统的
射频
(RF) 发送信号链通常使用数模转换器 (DAC) 来生成基带信号。然后，使用射频混频器和本地振荡器将此信号上变频为所需的射频频率。射频 DAC 技术取得进步，现在允许直接以所需的射频频率生成信号，从而显著简化射频发送信号链的设计和复杂性。
High-frequency RF DACs have balanced differential outp...[Details]
Power technology
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