How to design your refrigerator motor drive
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Motors are everywhere in our daily lives. If you look inside the ordinary home appliances, such as refrigerators, you'll find advanced applications such as stepper and brushless DC (BLDC) motors, throttles and BLDC fans. These applications play an important role in the eff ...read more...

Lehman Optoelectronics: The main business of LED will be wid…
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On May 6th, Lehman Optoelectronics (300162) 2014 annual performance briefing will be held on Wednesday afternoon. Chairman Li Mantie said at the event that the company will lay out its football business on the basis of the existing main business of LED packaging, LED display, LED lighting and LED e ...read more...

Cloud is business driven
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In the cloud computing market, private clouds, public clouds, and hybrid clouds take turns. Last year, people were also keen to talk about server virtualization and storage virtualization. This year, the public cloud service market has begun to dominate and it has begun to scrimp. Although ...read more...

Explore: Wireless technology for unmanned aerial vehicles
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The use of unmanned aerial vehicles, especially UAVs, has further increased the demand for wireless data and has also contributed to the use of spectrum. In the field of national defense, there are a large number of various types of aircraft in service, ranging from large plat ...read more...