Random number generator in a battery pack

Details Random number generator in a battery pack Random number generator in a battery pack

2006-03-10

2009-06-30

Tso, Edward (Department: 2838)

Electricity: battery or capacitor charging or discharging

Cell or battery charger structure

Reexamination Certificate

active

07554288

ABSTRACT:
Apparatus, method and computer program product are provided for battery management. In one implementation, a method of communication provided. The method includes enabling determining when a battery pack is coupled to a device, the battery pack including a battery management system. The method also includes generating a random number at the battery management system, the battery management system including battery monitoring circuitry, a processor, memory and a random number generator. The method includes using the random number to provide authentication and if authentication succeeds, enabling communication between the battery pack and the device.

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Qian, “Battery Authentication Improves Battery Security”, Oct. 24, 2005.
“FlexiHash™ for Battery Authentication”, Intersil ISL6296 Data Sheet, Jan. 17, 2007.

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