My understanding of switching power supply is that it is actually a kind of transformer. The difference is that switching power supply can do AD conversion, while the transformer usually refers to can...
The analog IQ modulator includes a mixer. In the process of up-conversion, image frequency products are bound to be generated. When the output signal is frequency-free, that is, when the center freque...
Get the content (text content) of the specified (the content block selected by the mouse) of the current web page opened by wince IE (I use IEAMPLE of WINCE), such as: a news of a web page selected by...
[i=s]This post was last edited by UUC on 2020-5-3 08:34[/i]I would like to wish you all a happy May Day holiday in this warm spring!
Due to the serious epidemic situation some time ago, even though th...
Recently,
Xpeng Motors and Xinlian Integrated Circuit jointly announced the mass production of China's first hybrid silicon carbide product.
Designed and developed by Xpeng Motors and joint...[Details]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
The 2025 China International Automotive Testing Exhibition will be held at the Shanghai World Expo Exhibition and Convention Center from August 27 to 29, 2025.
Clacton Seafront, UK, ...[Details]
Speaking of the problem of vehicle spontaneous combustion, whether it is a pure electric vehicle or a fuel vehicle, there will be incidents of spontaneous combustion. For the same spontaneous combu...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
Compared to gasoline-powered vehicles, electric vehicles have a simpler structure, allowing for greater flexibility in the layout of various components. While electric and gasoline-powered vehicles...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]
LiDAR technology continues to improve how robots and autonomous systems perceive, react, and operate safely in a variety of environments. While the technology has been around for decades, recent ...[Details]
According to foreign media reports, in a groundbreaking study, three researchers from Chongqing University revealed a new method for estimating the state of charge (SoC) of lithium-ion batteries, w...[Details]
1. Fiber Optic Sensor
A fiber optic sensor consists of a light source, an input fiber, an output fiber, an optical modulator, a light detector, and a demodulator. The basic principle is that l...[Details]
1. Control method of linear motor
The control methods of linear motors can generally be divided into the following categories:
Open-loop control: The position and speed of the linear moto...[Details]