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Introduction Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]

Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]

1. Disadvantages of choosing too high a voltage level Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]

0 Introduction Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]

Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]

Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]

This paper first proposed an elevator controller algorithm based on a finite state machine, and then designed a three-story elevator controller based on the algorithm. The correctness of the elevat...[Details]

Workers in garment factories usually turn on the power of the sewing machine motor as soon as they get to work and do not turn off the sewing machine power until they get off work. In fact, during ...[Details]

Conventional crystalline silicon solar cells are made on high-quality silicon wafers with a thickness of 350-450μm, which are sawn from pulled or cast silicon ingots. Therefore, more silicon materi...[Details]

“Productivity determines production relations, and the development of productivity determines the change of production relations”, yes, society is always full of changes, and advanced science and t...[Details]

introduction Since the 1990s, with the continuous reduction of the feature line width of integrated circuits and the corresponding increase in chip density and operating frequency, reducing po...[Details]

1. Introduction The human balance ability is the basis for people to carry out various sports. People need balance ability to stand, sit, lie down, and walk. Once a person's balance ability is...[Details]

1 Introduction Embedded touch screen device is a human-computer interaction device. Generally, the touch screen is installed on the LCD screen. The microprocessor is used to control the touch ...[Details]

1 Introduction to Wireless Broadband Communications Since the IEEE802 working group formulated the 802-11 wireless LAN standard in 1997, wireless broadband communication based on WLAN technolo...[Details]

Google officially launched the new tablet Nexus 7 (center) and multimedia player Nexus Q (right). MarketWatch reported on Wednesday (27th) that Google Inc. (GOOG-US) finally unveiled the t...[Details]