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1. Definition of noise The noise coefficient is a measure of the chaotic signals added to the signal when the device under test (DUT) passes through the radio frequency signal, mainly due to the irre...[Details]
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Abstract: Traditional medical electronic devices do not have wireless functions and cannot achieve medical monitoring anytime and anywhere. This paper proposes a routing protocol based on IPV6 for ...[Details]
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Ultrasonic radar is one of the indispensable sensors in autonomous driving, especially for automatic parking and short-distance sensing during driving. These applications are the first to be implemen...[Details]
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Misunderstandings of Lead-free Soldering
Myth 1: It is the lead-free era now, but many customers still use traditional soldering methods - this is a big mistake. The current situation is that 70%-8...[Details]
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If you want to perform measurements based on a 75 Ω reference impedance, the simplest approach is to transform the system characteristic impedance of the network analyzer. To use this approach, you m...[Details]
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This year, especially since September, there have been many electric car fires at home and abroad, which has further aroused the concerns of all sectors of society about the safety of power batteri...[Details]
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Electromagnetic flowmeters are widely used in flow detection of conductive liquid media. If the flow shows a negative value during installation or operation, the reasons and treatment methods are as...[Details]
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When we use a vector network analyzer, we will find that the measured data has errors. In order to correct it, we first need to know what are the sources of errors in the vector network analyzer? The...[Details]
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Ultra-thin, high-definition, energy-saving and environmentally friendly are the highlights of LCD TVs that use LED backlights over CCFL backlights. As time goes by, LED backlight LCD TVs have been rec...[Details]
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Frequency converter is a common automatic control device in the field of industrial control, with stable and reliable performance. Frequency converter applied to container loading and unloading sys...[Details]
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STM32Cube can save a lot of time for the development of new projects, freeing you from the tedious chip initialization 1. STM32 UART initialization part, configure the project, use STM32cube to ge...[Details]
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Preface
This chapter is a supplement to the previous chapter. The constant voltage-frequency ratio open-loop control system in the previous chapter is implemented using the SPWM control method...[Details]
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According to foreign media reports, Apple has applied for a new patent: a professional mixed reality headset patent for windowless self-driving cars. The virtual reality (VR) system can achieve safer...[Details]
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1 Introduction In embedded systems, embedded processors based on ARM micro-core have become the mainstream of the market. With the widespread application of ARM technology, building an embedded o...[Details]
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Fast charging opportunities
Fast charging station customers require chargers that are small, rugged, reliable, and efficient, while providing a charge time of less than 30 minutes. Typical 3 t...[Details]
PCB Design
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