I have been with my girlfriend for more than four years, two years for studying and two years for working. Due to the epidemic, I have not been able to go to her house. I will take advantage of the Ob...
1 Definition of LPWA
LPWA – Low power wide area, short for low power wide area technology, uses lower power consumption to achieve long-distance wireless signal transmission. Compared with familiar te...
2.4g is better
2.4g will not be interfered by wireless signals from mobile phones, nor will there be crosstalk from several nearby microphones. It has good confidentiality, is not easy to be demodulat...
[i=s]This post was last edited by ylyfxzsx on 2022-2-23 11:36[/i]RISC-V has been one of the hottest topics in the electronics industry since last year. Especially after reading various articles and pu...
The hardware distribution on the development board is described in detail in the user manual. The board integrates the temperature and humidity sensor Si7021, the ambient light sensor VEML6035, the Ha...
With the extensive application of distributed generation and energy storage and the rapid growth of DC load, DC distribution has attracted more and more attention. DC distribution system will become ...[Details]
Today, fully digital automotive instruments are widely used in developed countries, and most of them are stepper motor automotive instruments, and are ready to develop in a higher direction. Due to co...[Details]
DC regulated power supply is an important component of modern power electronic system, and a good DC power supply system is an important guarantee for high-quality modern electronic system. There are ...[Details]
About appearance
Now, LED fluorescent lamp power supplies are generally required by lamp manufacturers to be placed inside the lamp tube, such as T8 lamp tubes. A very small number ...[Details]
Speaking of "Sky Eye", everyone will probably immediately imagine the super hacker system in the movie "Fast and Furious". Sky Eye can instantly query your address through cameras around the world to...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreas...[Details]
Explore new semiconductor opportunities on the backside of the wafer At the beginning of my career in semiconductor equipment, the backside of the wafer was a troublesome issue. Something happened ...[Details]
According to information from Taiwan's supply chain, Apple is expected to release the Apple Car in September next year, at least two years earlier than originally expected. Its prototype has already ...[Details]
High-power LED packaging mainly involves light, heat, electricity, structure and process, as shown in Figure 1. These factors are independent of each other and influence each other. Among them, lig...[Details]
When the temperature coefficient of the sensor is relatively small, temperature compensation can be performed in a variety of ways. However, if the temperature coefficient is too large and t...[Details]
On April 24, the China Securities Regulatory Commission issued a registration notice for overseas issuance and listing of Pony AI Inc., which plans to issue no more than 98.1495 million common shar...[Details]
As the number of self-driving cars on the road increases, collisions are inevitable. Last year, Google's self-driving prototypes had several collisions, which attracted industry attention. One was ca...[Details]
Most digital multimeters have a maximum range of 20MR. If you want to measure components with higher resistance values, you may not know where to start. As shown in the figure, this is a simple extern...[Details]
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