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1. It is meaningless to try to find a universal symbol system, method and technology for software engineering. 2. Two reasons for software failure: growing demand and too low expectations. 3. The purp...
I am deciding on a research topic for my postgraduate study recently, which is about the design of a frequency sweeper (or oscilloscope). The teacher asked us whether we should make the entire instrum...
Let's first briefly introduce the operating principle of LCD. As shown in the LCD schematic diagram below, each dot in it is a pixel. Imagine there is an electron gun that emits light of various color...
A schematic diagram found on the Internet. Now replace the L in the diagram with a passive crystal oscillator, as shown belowCan this achieve oscillation? Does oscillation require R1 to be much larger...
I am trying to port the OSPF protocol in ZEBRA under Linux to vxWorks and I encountered a compilation problem. I would like to ask for help. The error message is make: *** No rule to make target `zebr...
Abstract:
With the increasing complexity of smart vehicle electrical and electronic architectures, the full lifecycle management of vehicle electronic control components faces multiple challe...[Details]
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[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]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
Permanent magnets are essential components in a wide range of household and industrial devices. They are particularly crucial in the renewable energy sector, including electric vehicle motors. Curr...[Details]
Industrial computers with GPUs leverage powerful parallel processing to build deep learning models to analyze and respond to optical inputs. The systems develop an understanding of visual data to i...[Details]
On August 22, the Wall Street Journal reported on the 21st local time that the new US government does not plan to acquire equity in semiconductor wafer foundry giant TSMC and Micron, one of the thr...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]
With the continuous development of ultrasonic technology, ultrasound has been widely used in fields such as inspection, cleaning, welding, and medical treatment, and has even found its way into tex...[Details]
According to foreign media reports, German chipmaker Infineon has recently completed the acquisition of Marvell Technology's automotive Ethernet business for a total transaction amount of US$2.5 bi...[Details]
Recently, UBTECH announced its patent for "robot self-battery replacement structure, device and method".
The Qichacha patent abstract shows that the robot's self-battery replacement stru...[Details]
In the wave of electrification and intelligence in the automotive industry, the E/E architecture is transitioning from distributed to domain control and then to regional architecture.
Th...[Details]
This new standardized, pre-integrated computing platform is designed to accelerate chip development, reduce development costs, and provide scalable software to power the AI-defined car.
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Siemens software mainly includes PLC, frequency converter, human-machine interface, etc. The current Siemens software can be said to be very stable.
PLC series range from the Siemens S5 series...[Details]