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The 2019 Chongqing Smart Expo is being held in full swing in the mountain city. The special feature of this year's Expo is the comprehensive introduction of 5G technology. Not only major communicatio...[Details]

BOE (BOE) was selected as one of Clarivate Analytics’ “Top 100 Global Innovative Institutions in 2023”. Excellence in innovation leads to high-quality development. On February 16, Clarivate Analyti...[Details]

Introduction With the rapid development of industry, there are more and more occasions where humans are exposed to harmful gases, which causes more and more harm to humans. In steel mills and...[Details]

DC/DC module power supply is increasingly widely used in the fields of communication, network, industrial control, railway, military, etc. due to its small size, excellent performance and convenien...[Details]

       In the early morning of June 16th, Beijing time, the US government confirmed on Monday that it would amend the ban on US companies doing business with Huawei, allowing them to cooperate in dev...[Details]

When a block of metal conductors is placed in a changing magnetic field, an induced current will be generated in the metal conductor. The streamline of this current automatically closes in the metal c...[Details]

The common method for judging whether the vacuum degree of vacuum tube is deteriorated is the power frequency withstand voltage method. This method can only judge the arc chamber with serious vacuum ...[Details]

In Xiaomi's 10th anniversary speech, Lei Jun released a Xiaomi transparent TV. Lei Jun said that Xiaomi TV is already the best in China, but we also want to achieve the best in high-end TVs, and Xiao...[Details]

2-1-22. Measurement of volt-second capacity of switching transformer We have already had a relatively preliminary understanding of the concept of transformer volt-second capacity. In order...[Details]

According to Japanese media reports on June 19, Huawei is charging license fees for the use of patented technologies from about 30 small and medium-sized Japanese companies. This has caused many comp...[Details]

The safety of electric vehicle power batteries has always been a core concern for consumers. After all, when most people see a natural car on the road, their first reaction is almost always, "The ele...[Details]

According to Taiwan’s Economic Daily News on September 26, Tesla is increasing orders for Dojo D1 supercomputer chips. Dojo D1 is a custom chip specially designed by Tesla for the Dojo supercomputer ...[Details]

Some small programs written when making a small single-chip microcomputer run successfully on the minimum system, using interrupt keyboard scanning. //****The key value table is as follows: //    1...[Details]

A high-precision instrument is determined by a variety of high-precision components with high accuracy and high stability of analog circuits, and the biggest destroyer of this circuit is temperature....[Details]

    Although interferences in atomic absorption analysis are relatively rare and easy to overcome, they cannot be ignored in many cases. In order to obtain correct analysis results, it is very importa...[Details]