Patent ID: 6993393
Filing Date: 2006-01-31
Classification: A61N

Abstract:
1. A method comprising: configuring a first device to communicate wirelessly; configuring a second device to communicate wirelessly, wherein either the first device or the second device includes an implantable medical device; powering a first transmitter and a first receiver of the first device for a first time window; repeatedly transmitting a digital key at each of a plurality of first wakeup intervals; monitoring for a response using the first receiver; powering a second receiver of the second device for a second time window; while powering the second receiver, receiving the digital key at one of a plurality of second wakeup intervals; powering a second transmitter of the second device; transmitting the response using the second transmitter based on receiving the digital key; establishing a communication session between the first device and the second device; and returning the first transmitter, the first receiver, the first transmitter and the second receiver to a quiescent mode after the communication session.