I use pure hardware to make a three-phase inverter, with sine waves from LM358 and triangle waves from 555. I use LM358 to compare the SPWM, and the phase difference is 120. But when the input voltage...
Some time ago, I posted a thread about the LCR measurement circuit, and I have some ideas. https://bbs.eeworld.com.cn/thread-476594-1-1.html Under normal circumstances, LCR measurement should use two ...
Abstract In the post-PC era, more and more fields require the support of embedded systems. Traditional embedded system development methods can no longer meet the growing complexity and quality require...
Every time a new mobile phone standard is released, we see new claims about the “end of Wi-Fi.” When 3G was announced, there were promises that the advent of the technology would lead to the rise of W...
I would like to ask you: When I am routing in Protel DXP, when I click on the pad to be routed, only the pad of this network is displayed, and the pads of other networks disappear. When I exit the rou...
[Evaluation and experience of Zhongke Yihaiwei EQ6HL45 development platform] +03. Flowing light simulation and board test (zmj)
The Zhongke Yihaiwei EQ6HL45 development platform provides a very rich i...
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
Introduction to the principles of speech recognition technology
Automatic speech recognition (ASR) technology aims to enable computers to understand human speech and extract the textual inform...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
We often hear about the precautions for using pure electric vehicles in winter, and many owners even develop relevant strategies, such as adopting a "charge as you go" principle for their vehicles,...[Details]
Electric vehicles are composed of three main components: electric motors, electric motors, and electric vehicles. Maintenance is much simpler than for gasoline-powered vehicles. Maintenance for ele...[Details]
For new energy vehicles, the importance of batteries is unquestionable. Not only does it determine the performance of the vehicle, but the battery density also has a great relationship with the veh...[Details]
Common Mode Semiconductor has officially launched the GM6503 series—a 5 V, 3 A synchronous step-down DC/DC power module designed for optical communications, servers, industrial applications, and FP...[Details]
French market research firm Yole Group released its latest report on the global automotive
semiconductor market
on July 31, 2025.
The report shows that the automotive semiconductor market w...[Details]
Amid the rapid advancement of automotive intelligence, on-board storage has become a thorny bottleneck restricting the "large-scale popularization" of advanced assisted driving.
On the o...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
The development of electric vehicles is unstoppable. More and more people are choosing new energy vehicles. With the subsidies provided by the state and the shortage of resources, new energy vehicl...[Details]
The motors on some production machinery are required to run for a period of time and then stop for a period of time, which is called intermittent operation. As shown in the figure below, this funct...[Details]
1. Overview of the current status and future development of the bionic market
Bionic robots, innovative products that integrate biomechanics and robotics, have experienced explosive growth...[Details]
On August 11th, Orbbec, Horizon Robotics, and its subsidiary, Digu, signed a cooperation agreement in Beijing. The two parties will deepen their collaboration in the field of robotics, leveraging t...[Details]