Patent ID: 9703964
Date: 2017-07-11
CPC Classifications: A01K,G06F,H04L

Claim:
1. A battery authentication system comprising: a receiver and a battery assembly, the receiver comprising a first processor and a first memory, the battery assembly comprising a second processor and a second memory, wherein the battery assembly is coupled with the receiver, the coupling including a communication channel between the first processor of the receiver and the second processor of the battery assembly; the first processor of the receiver or the second processor of the battery assembly transmitting a first communication to establish the communication channel; the second processor of the battery assembly requesting a key from the receiver; the first processor of the receiver transmitting the key to the second processor of the battery assembly; the first processor of the receiver combining the key with a first private key stored in the first memory to provide a first combined key, applying a first function to the first combined key to obtain a first value, and storing the first value in the first memory; the second processor of the battery assembly combining the key with a second private key stored in the second memory to provide a second combined key, applying a second function to the second combined key to obtain a second value, and transmitting the second value to the first processor of the receiver; the first processor of the receiver comparing the first value to the second value and enabling a first set of receiver operations in response to one or more criteria being met and a second set of receiver operations in response to the one or more criteria not being met, wherein the first set of receiver operations include at least one receiver operation that is not included in the second set of receiver operations.