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Instantaneous Communication SystemsBackgroundRadar and IFF (identification, friend or foe) systems have been designed since their inception in World War II to utilize the waves that originate in their transmitting antennas, take a time interval d/c to reach the target, and another time interval d/c to return to the transmitting antenna (d= distance...

Published: 2/7/2022 | Inventor(s): John Madey, Julius Madey

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Category(s): Physics, Communications

Apparatus & Method for Estimating the State of Health of a Battery via updating the OCV and SOC relationship

The problem: Within a few months from purchase, the fuel gauge in battery-powered devices, from cell phones to EVs, starts to become inaccurate. This is usually noticeable towards the end of discharge where the battery level may suddenly drop from 30% to 5%. This is not a battery problem but a monitoring problem and while this is an annoyance for cell...

Published: 7/20/2022 | Inventor(s): Matthieu Dubarry, Arnaud Devie

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Category(s): Energy, Engineering, Communications