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Sensors have made inroads into automotive, medical, industrial and aerospace applications. But you may not see anything changing yet. Growing demands for safety, convenience, entertainment and efficie...[Details]

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]

As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]

0 Introduction At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]

0 Introduction Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]

introduction Video surveillance systems are widely used in industrial, military and civil fields, playing an important role in the security and environmental monitoring of these industries...[Details]

When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]

Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[Details]

1. Overview "The key to understanding the future of television is to stop viewing television as television. Thinking about television from the perspective of bits can bring it the greatest...[Details]

With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]

introduction Using wireless sensor networks to detect the amount of grain in a grain depot is a new technology. Due to the complexity of grain piles, a large number of unevenly distribut...[Details]

Single cable solution The earliest technical solution for applying leakage cables to perimeter intrusion prevention systems only used a single leakage cable. The simplest system is formed ...[Details]

Most of the current maritime radars in my country are imported radars with a short effective detection range. They are unable to identify signals when the signal-to-noise ratio drops to 3 dB. Wit...[Details]

Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the fol...[Details]

1 Introduction Motion controllers are core motion control components commonly used in mechatronic equipment such as CNC machine tools and robots. Modern CNC technology has put forward higher a...[Details]