Lithium ion explosion can be divided into internal short circuit fault, external short circuit fault and overcharge. The internal world here refers to the interior of the lithium ion cell, includ...
At present, the 26650 lithium ion battery has been applied in various fields, replacing the traditional nickel chromium battery and nickel hydrogen battery, and is often used in instruments, medical...
1. High degree of internal polarization; 2. The film absorbs water, and the electrolyte of lithium battery reflects the air drum; 3. The quality and characteristics of lithium battery electrolyt...
1、 The price is low. The international price of 18650 is about 1USD/pcs, which is about 3RMB/Ah based on 2Ah. Compared with the price of high polymer lithium battery, the low-end counterfeit fact...
A unique software-based GPS scheme that upgrades GPS/GalileoGa without hardware modifications. Similar to the Global Positioning System (GPS), Galileo is a European navigation system being develop...
GPS is a kind of precise satellite navigation system. The system consists of 24 satellites orbiting the Earth that continuously send information about their position and time. These satellites are...
So far, traditional GPS, such as the global positioning technology used in mobile devices, has problems such as high price, high power consumption, and large size. Therefore, the development of pu...
It combines the proprietary RF IC design technology with the new software GPS technology to develop solutions that fully meet the demanding requirements of mobile and portable products. For exampl...
A typical GPS receiver contains the functional block shown in Figure 3, which consists of: RF part (GPS-RF front end), GPS signal processor and main processor. The RF part includes GPS antenna, R...