It turns out that the name "smartphone" is ... relative to the Earth's magnetic poles. In simpler terms, your phone's magnetometer measures the surrounding magnetic fields and can then tell ...

Although marks, certification displays, QR codes, IC chips, etc., are used to identify OEM products, they can be copied. Hence, developing identification methods based on electrical characteristics ...

Lithium-ion batteries (LIBs) are widely used in smartphones, PCs ... This method involves attaching a magnetic sensor to the exterior of an LIB and measuring the magnetic field generated by the ...

Lithium-ion batteries (LIBs) are widely used in smartphones, PCs, and electric vehicles, making them indispensable in our daily lives ...

The University of Tsukuba's research introduces a magnetic sensor method for lithium-ion battery identification, enhancing ...

Researchers of University of Tsukuba have created a magnetic sensor system that verifies lithium-ion batteries (LIBs) by detecting differences in their internal structures and current flow patterns.