530AB365M000DGR

1. Introduction RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]

In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]

1. Introduction Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]

introduction For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]

Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]

0 Introduction With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]

A standard cell is an electrochemical cell used as a voltage reference standard in many electrical standards laboratories . If properly maintained, standard cells are very stable. The ...[Details]

1. Introduction Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]

With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]

1 Introduction There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]

Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]

introduction At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]

With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]

1 Introduction to LED With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]

Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]