There is a little icon on a top corner of your mobile device that reads a percentage value corresponding to the fraction that your battery is full — this fraction is known as state of charge (SoC). The little charge measurement instrument is embedded in the mobile device and is called a battery fuel gauge. […]
By now you are familiar with the limitations of a rechargeable lithium-ion battery. There are three parameters that I have covered so far that describe the general performance of a lithium-ion battery. They are energy density (which dictates capacity), charge rate (which dictates charge times), and cycle life (which dictates warranty). Without the use of […]