Patent ID: 7139912

Claim:
A method of transferring information between devices upon connection and reconnection comprising: providing a first device having a first identifier; providing a second device having a second identifier; the first device sending the first identifier to the second device during a first connection; the second device sending the second identifier to the first device during the first connection; the first device storing the second identifier and the second device storing the first identifier; when the first and second devices are disconnected and reconnected, the first device sending the first identifier to the second device and the second device sending the second identifier to the first device during the first reconnection, and each device comparing the received identifier against the stored identifier and sending additional information between the first and second device if the received identifier matches the stored identifier, wherein the step of sending an identifier to the other device includes sending a value that is based on, but not equivalent to, the identifier, and wherein the value sent by the first device is based on one or more mathematical operations using at least the identifier, the number of times the first device has connected to the second device, and a third number as operands.