I have been thinking about writing something for a long time, but when I picked up the pen, I didn't know what to write.
2019 has passed, and my " 3.0 " life has come to an end. I am about to enter th...
[i=s]This post was last edited by Shen Xiaolin on 2020-9-27 18:13[/i]I asked GD for a dimension drawing earlier, but it was never given to me. Today I received the development board, so I drew the mec...
The uboot, kernel, and device tree required for the buildroot file system are all compiled before or provided in the document. We transfer the compiled image to the burning tool via ssh.Switch the dev...
Whether it is a traditional spectrum analyzer using analog IF processing or a modern spectrum analyzer using digital IF processing, both are swept frequency architectures that implement RF swept frequ...
From July 5 to July 7, 2023, the 13th China Automobile Forum hosted by the China Association of Automobile Manufacturers was held in Jiading, Shanghai. With the theme of "New Era, New Mission and New...[Details]
Author: Sebastiano Grasso, Leonardo Agatino Miccoli, Giusy Gambino, Filippo Scrimizzi, STMicroelectronics Catania, Italy, As the automotive market continues to develop, car companies have increa...[Details]
On October 12, the Electronics and Electromagnetic Compatibility Subcommittee of the National Technical Committee for Standardization of Automobiles (hereinafter referred to as the "Electronics Subco...[Details]
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With the expansion and complication of power networks and the advent of regional interconnection trends, the behavior of power systems will become more and more complex. The ...[Details]
With iOS 15 only a few weeks away from its release, it’s surprising how little we’ve heard about the new OS. This week, a source named Connor Jewiss revealed some of the new features we might expec...[Details]
In the digital-analog hybrid circuit system, multiple power supplies are required. In order to reduce the number of external power supplies, the system power supply circuit can be miniaturized. B...[Details]
Recently, GAC Group demonstrated its sponge silicon negative electrode sheet battery technology at its 2021 Investor Open Day event. The AION LX, a vehicle equipped with this battery technology, can ...[Details]
The radiation generated by the commonly used IEEE 802.11b wireless device at a distance of 2 inches is about 2 microwatts per square centimeter. The radiation of IEEE 802.11g products is even smal...[Details]
When the kidneys are close to failure or fail completely and permanently, waste products and excess water from the patient's metabolism begin to accumulate in the blood. This stage is called end-stag...[Details]
Color is a visual effect of light produced by the eyes, brain and our life experiences.
In the process of the development of human material and spiritual life, colors have always been glowi...[Details]
1. What is cross-compilation? Run the compiler on the development host to compile the kernel and application. The kernel and program run on the target machine. This compilation process is called cros...[Details]
Recently, Cambricon disclosed in its prospectus that its performance declined in 2019, which attracted inquiries from the Shanghai Stock Exchange. The prospectus shows that Cambricon's main business ...[Details]
(Image source: pressfrom.info) Summer is coming soon, and on May 30th, local time, a 4.5-year-old boy in Hainan Province, China, was forgotten in a kindergarten school bus for 5 hours and eventu...[Details]
Frequency of use of automotive millimeter wave radar
In my country, there are several frequency bands related to automotive millimeter-wave radars:
24-24.25 GHz; (first segment) 24.25-2...[Details]
The auto-coupling step-down starting control cabinet is an electrical device widely used in the industrial field, mainly used to achieve the step-down starting and normal operation of the motor. It...[Details]