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     Xiaomi MIX 4 announced a new packaging and launched the exploration theme version. The exploration never stops and we move towards the new. 　　As can be seen from the picture, the new packaging...[Details]

        Yesterday, the Huawei Mate20 X 5G version, the only 5G dual-mode phone that supports SA/NSA, was officially launched in China, supporting both SA and NSA modes. As of 12:00 noon on August 15,...[Details]

1. Introduction to Communication Backup Power System Communication base stations are generally powered by AC power. To ensure the normal operation of the base station, it is necessary to equip the ...[Details]

In technology fields such as medical equipment, automotive instrumentation, and industrial control, when equipment design involves strain gauges, sensor interfaces, and current monitoring, precisio...[Details]

The 4th IC Alumni Forum organized by the Integrated Circuit Branch of the Shanghai Jiao Tong University Alumni Association, which was held concurrently with IC China 2019, was divided into two themes...[Details]

On July 30, affected by the high temperatures for several days, the outdoor temperature in southern Jiangxi Province approached 40 degrees Celsius. However, Sun Guanfa and his family, villagers in ...[Details]

1. ARM reset source type The reset source types of ARM processors are shown in the table, including power-on reset, external hardware reset, internal hard reset (including phase-locked loop lock re...[Details]

       Sina Digital News reported on the morning of November 30 that Apple's smart home ecosystem HomeKit is lukewarm in China, but abroad, they are still cooperating with more third-party products. ...[Details]

移相控制的全桥PWM变换器是最常用的中大功率DC／DC变换电路拓扑形式之一。移相PWM控制方式利用开关管的结电容和高频变压器的漏电感或原边串联电感作为谐振元件，使开关管能进行零电压开通和关断，从而有效地降低了电路的开关损耗和开关噪声，减少了器件开关过程中产生的电磁干扰，为变换器提高开关频率、提高效率、减小尺寸及减轻质量提供了良好的条件。然而，传统的移相全桥变换器的输出整流二极管存在反向恢复过...[Details]

9月3日，沈阳市副市长李刚一行莅临绿钒北京总部基地参观考察，就全钒液流电池技术、应用市场及GWh高端装备制造项目落户康平相关事宜与团队深入交流。 Dr. Hu Bo, founder of Green Vanadium and director of the Institute, led the inspection team to visit the R&...[Details]

A team led by Professor Lu Hongliang from the School of Microelectronics at Fudan University has for the first time combined the hard template method, atomic layer deposition technology and hydrother...[Details]

The price of LED bulbs is falling. A year ago, you could buy a Philips 60W dimmable LED bulb to replace an old-fashioned bulb for about $50, but today, you can buy its home-brand 8W, 800-lumen Insigni...[Details]

(1) When measuring current or voltage, there is no indication at one or several levels, but the other levels indicate normal. The reason is that the clamp meter's fastening switch screws are loose, o...[Details]

/* ********************************************************************************************************************************** * Name : STM8S memory read and write operations * Author  : MingM...[Details]

In-vehicle infotainment systems play an important role in improving the comfort of car driving, which has led to the rapid development of car entertainment systems in recent years. On th...[Details]