Switching power supply circuit compositionThe main circuit of the switching power supply is composed of input electromagnetic interference filter (EMI), rectifier filter circuit, power conversion circ...
[p=30, null, left][font=宋体][font=Verdana][size=3][color=#000080]1. Preface[/color][/size][/font][/font][/p][p=30, null, left][font=宋体][font=Verdana][size=3][color=#000080] In the actual radio and tele...
[b]What is Overlay? [/b][color=rgb(51, 51, 51)][font="][size=14px][align=left]Overlay is a new type of joint file system, similar to drawing through a piece of glass, while the original Flash file sys...
I received an offer from Shenzhen Lingjia Technology. I don't know what Lingjia Technology is like. Do you have any friends working at Lingjia Technology? Can you provide me with some information abou...
[p=28, 2, left][color=rgb(51, 51, 51)][font=Arial, Helvetica, sans-serif,]Recently, we often hear two hot words, one is craftsman spirit and the other is Internet thinking. Craftsman spirit represents...
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
On August 20, Geely announced its focus on "One Cockpit". Through a unified AI OS architecture, a unified AI Agent, and a unified user ID, it will achieve an All-in-One AI cockpit, create the first...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
As the electric vehicle industry continues to surge in today's society, while people are concerned about the appearance and interior of new energy vehicles, they are also concerned about the classi...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
In the first half of 2025, Chinese companies demonstrated overwhelming advantages in the world's four major material fields: in the global loading of positive electrode materials, Chinese companies...[Details]
According to foreign media reports, due to the massive expansion of Chinese companies in the global electric vehicle market, the capacity utilization rate of South Korea's three major battery manuf...[Details]
Samsung Display has recently signed a contract with Tesla (US) to supply OLED (organic light-emitting diode) panels for the facial display of Tesla's humanoid robot, Optimus Prime. According to Pho...[Details]
01 Introduction
The SINAMICS V20 inverter controls three-phase AC asynchronous motors. Depending on the size (frame sizes FSA to FSD), the power range of the three-phase AC 400V inverter cover...[Details]
2025 World Expo
On August 10, 2025, Beijing—themed "Making Robots Smarter, Making Bodies More Human," the 2025 World Robot Expo opened grandly at the Beijing Beiren Yichuang International Exhi...[Details]
After suspending its autonomous driving business for a period of time, General Motors chose to return to the track. In the past, GM hoped that its Cruise would leap into L4 autonomous driving - no ...[Details]
Under the guidance of the "dual carbon" goals, vehicle-to-grid interaction (V2G), an innovative model that achieves deep integration of new energy vehicles and power grids, is steadily moving from ...[Details]
Elevators are the primary means of transport for people and goods. Modern people are pursuing an increasingly high quality of life, placing higher demands on the overall aesthetics, safety, comfort...[Details]
Power technology
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