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With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]

1. Overview Will passive devices produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]

Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]

1 Introduction In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]

Different initialization between C8051F and 80C51 series microcontrollers In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]

We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]

1 What is an LED floodlight? LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]

Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]

The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]

Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[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]

Introduction my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]

0 Introduction With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]

Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[Details]

For a long time, hackers have not had the opportunity to enter the control network of the car. But since the advent of Bluetooth technology and the use of wireless LAN bus systems, this situation w...[Details]