2N4271

As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]

In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]

Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]

Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]

0 Introduction Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]

With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]

Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]

The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]

0 Introduction In the design and construction of communication systems, communication power supply is called the heart of the communication system. The power supply system will dire...[Details]

1. Introduction Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]

Workers in garment factories usually turn on the power of the sewing machine motor as soon as they get to work and do not turn off the sewing machine power until they get off work. In fact, during ...[Details]

During the operation of electronic equipment, memory failure or failure will not only lead to economic losses, but also may lead to catastrophic consequences. Therefore, memory testing has ...[Details]

Hall sensor is a semiconductor element that works by using the Hall effect. Due to the high conversion efficiency, fast response speed, wide dynamic range, good frequency characteristics and ...[Details]

In the process of designing electronic products, we usually control the cost of the designed products, always try to simplify the circuit, reduce the components, and simplify the installation process....[Details]

The development of the machinery manufacturing industry from single-machine automation to distributed DNC control systems requires the first technical solution to the information exchange and inter...[Details]