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Conventional ECG recorders are one of the main means for doctors to diagnose heart diseases, but they can only record short heartbeats. In many cases, it is difficult to record ECG changes during a...[Details]
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Preface
Sleep apnea is a very common sleep breathing disease. According to research, about 24% of adult men and 9% of adult women, or more than 2 million people, suffer from this disease ...[Details]
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In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
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JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
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In the future, a complete automobile safety system must fully combine gyroscopes, accelerometers, steering wheel and brake pedal position detectors, and tire speed detection systems to accurately ...[Details]
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Introduction With the continuous development of economy, people's demand for automobiles is increasing day by day. Correspondingly, automobile consumer groups are becoming more and more mature. It...[Details]
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In recent years, the development of automotive electronic technology has significantly improved vehicle safety performance. One of the technologies that is expected to be widely used is the tire p...[Details]
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Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[Details]
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Focus shift problem
Visible light and infrared light have different wavelengths, so the imaging focus is not on the same plane, which results in a clear image under visible light condition...[Details]
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After more than ten years of technological development and application market cultivation, biometric technology has been applied on a large scale in many application fields. As far as the Chinese m...[Details]
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Advances in 3D semiconductor packaging technologies have enabled the form and functionality of many of the products we use every day, such as mobile phones, personal entertainment devices, and flas...[Details]
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As mobile phones and other portable devices have more functions, there are more potential input and output (I/O) channels for electrostatic discharge (ESD) voltage to enter, including keyboards, bu...[Details]
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With the popularity of 3G network, some new laptops have built-in 3G wireless network cards, namely G3 laptops. For most users of relatively old computers, if they have a 3G wireless network card, ...[Details]
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Facing the global financial tsunami, in order to stimulate the economy, the country will invest 2 trillion yuan in railways during the "Eleventh Five-Year Plan". The large-scale construction of rai...[Details]
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0 Introduction
Heart rate is a very important vital information in the human body, and traditional pulse diagnosis, due to its qualitative and subjective nature, affects the accuracy of he...[Details]