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Jiwei.com reported that Ericsson recently released its second quarter 2021 financial report. The report showed that in the second quarter of 2021, Ericsson's sales were 54.9 billion Swedish kronor (a...[Details]

Preface The rapid development of intelligence and networking has greatly improved the interconnectivity between cars and the outside world. However, how to achieve fast network access and data tran...[Details]

There are four port usage combinations of TIM2 of stm32: 1. When not remapped, the default four IO ports of TIM2 are PA0, PA1, PA2, and PA3 2. To use the port combination of PA15, PB3, PA2, and PA3...[Details]

As energy becomes increasingly scarce, the requirements for energy efficiency of electronic systems are gradually increasing, especially for battery-powered systems, which have more stringent requi...[Details]

On April 12, Microsoft's US online store showed that Microsoft Surface Duo 2 was reduced by US$500 (approximately RMB 3,200). The 128GB version was priced at US$999.99 (approximately RMB 6,400), an...[Details]

China Energy Storage Network News: Recently, the International Energy Agency (IEA) released a special report stating that, stimulated by the energy crisis and climate goals, global heat pum...[Details]

1. What is MP3 ? MP3 is a lossy digital audio compression format. The full name is Mpeg-1 audio Layer 3 , where MPEG is the abbreviation of Moving Picture...[Details]

　　Compared with general communication buses, CAN bus communication has outstanding reliability, real-time and flexibility in data communication. Its application scope is no longer limited to the auto...[Details]

For LED driving, the constant current method is better than the constant voltage method. In the circuit proposed in this article, the constant voltage regulator commonly used for LEDs is replaced wit...[Details]

Electric aircraft may be the future of aviation. In theory, electric aircraft are quieter, cheaper and more environmentally friendly than traditional aircraft. If an electric aircraft can fly 1,000 k...[Details]

The field strength meter, as its name implies, is an instrument for measuring field strength (level). It can meet the high-precision measurement of field strength (level), image/sound ratio, carrier/...[Details]

As China's leading new energy battery manufacturer, Chuangming Battery's "Chemical Creation·Learning from Nature" new product launch conference will be held in Mianyang at 14:30 pm on September 20. T...[Details]

　　1. Power supply 　　The DC resistance tester provides two types of power supplies for testing: AC220V/DC12V. In the case of strong electromagnetic field interference, it is recommended to use DC powe...[Details]

   On July 4, 2013, the Rishangjiangcun, a campus ecological energy demonstration project of Shanghai Jiao Tong University and a test building for the SDC2013 Shanghai Jiao Tong University team, spon...[Details]

Electric vehicle design must face the reality that all BMS issues are interconnected to some extent rather than isolated (Figure 1). Therefore, when the BMS handles corresponding issues as the cond...[Details]