2.3 Car GPS + Visual Reversing Radar Products (wired, wireless, voice) ?? Use the GPS display to display the camera image, distance, and probe status; ?? Buzzer alarm and voice alarm prompts; ?? Stand...
[size=4]1. Coupling capacitors, bypass capacitors, and inter-electrode capacitors exist → Impedance changes with frequency → Amplification is a function of frequency - frequency response (frequency ch...
[table][tr][td]Forwarded Yesterday, I received a phone call from an unknown person with a southern accent, and he called me by my name right away! "Mr. Li, hello!" "Who are you?" "Your old friend" "Wh...
Home heating effect testerAuthor: lvqy1. IntroductionWhen I wrote this idea, the heating had just started. In previous years, the heating at home was very good, and sometimes I even had to open the wi...
lvqyonsemi and Avnet IoT Innovation Design Competition
The TIA Portal software's shift instructions shift the contents of an accumulator bit by bit to the left or right. The number of bits shifted is determined by N. A left shift of N bits multiplies t...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
On August 25th, Apple's expansion in India encountered new troubles. According to Bloomberg, Foxconn Technology Group has recalled approximately 300 Chinese engineers from India, further hindering ...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
Batteries, at the core of new energy vehicles, are crucial to vehicle performance and range. Existing automotive batteries are categorized into lead-acid and lithium batteries. Currently, new energ...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
introduction
The rapid development of science and technology has enabled mankind to quickly move from the Internet era to the big data era. As a result, the amount of data generated by people ...[Details]
A new multi-layer diffractive optical processor can block images in one direction while allowing images in another direction to pass through.
Researchers at the University of California,...[Details]
Charge your electric car for just six minutes and you'll get 1,000 kilometers! This isn't just a scene from a science fiction film, but a reality made possible by Guoxuan High-Tech's Jinshi solid-s...[Details]
Fast charging is a method and means of quickly replenishing a vehicle's power. It is the core and most important part of electric vehicles. Speaking of fast charging, everyone is familiar with it. ...[Details]
For traditional gasoline vehicles, the engine and transmission are the core components of the entire vehicle, while for pure electric vehicles, the power battery is clearly the most important. Ther...[Details]
The basic structure of the power grid dispatching automation system includes three parts: control center, master station system, plant terminal (RTU) and information channel. According to the diffe...[Details]
Silicon carbide (SiC) power switching devices are becoming a popular choice for industrial battery applications due to their ability to achieve faster switching speeds and superior low-loss operati...[Details]