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Blood pressure is one of the important physiological parameters of the human body. Accurate measurement of it is conducive to early detection and identification of hypertension types, and to the pro...[Details]

introduction In engineering practice, ultrasonic waves are often used to measure distances because of their strong directivity, slow energy consumption, and long propagation distance in th...[Details]

According to In-Stat/MDR, the number of mobile phones with Bluetooth capabilities will reach at least 300 million by 2005. One of the clear evidences of the increasing adoption of Bluetooth is that...[Details]

Introduction High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[Details]

0 Introduction Implantable medical devices can be divided into two types: passive and active. Most passive implantable medical devices are non-electronic products, such as contact lenses, hear...[Details]

Introduction DFT (Discrete Fourier Transformation) is an important transformation tool for digital signal analysis and processing such as graphics, speech and images. The amount of calcula...[Details]

With the development of science and technology, the improvement of living standards and the acceleration of the pace of modern cities, people are increasingly pursuing more convenient, practical an...[Details]

0 Introduction With the development of society, people's awareness of medical care is getting stronger and stronger, so the training of doctors has become a very important link. Although m...[Details]

Preface Today, automotive electronic devices account for a large proportion of the entire vehicle. Although these electronic modules bring comfort and safety to car users, at the same time...[Details]

0 Introduction IIR filters are not easy to make into linear phase, but FIR filters can be made into linear phase as long as certain conditions are met. The requirement for linear phase is ...[Details]

Traditionally, digital logic has not consumed a lot of static power, but this is changing dramatically as process nodes continue to shrink. Now, as process scale continues to shrink, leakage curren...[Details]

1. Introduction "Security prevention" is a special term for the public security system, which refers to measures such as anti-intrusion, anti-theft, anti-destruction, fire prevention, anti...[Details]

Reverse osmosis is a membrane separation technology. The pore size of the reverse osmosis membrane is basically the same as that of water molecules. Only particles of similar size to water molecules c...[Details]

Electrical Characterization at the Nanoscale Studying the electrical properties of nanoscale materials typically involves using a combination of probing and microscopy techniques to make d...[Details]

0 Introduction The infrared axle temperature detection technology for railway vehicles is a new technology developed in the past two or three decades. It is mainly used to prevent axle bur...[Details]