NAVIGATION EQUIPMENT AND METHODS FOR DETERMINING THE POSITION AND ORIENTATION OF A SELF-CONTAINED PROBE

摘要

A wireless probe and apparatus for determining the position and/or orientation of the wireless probe, said apparatus comprising at least three coils located distant from the probe in known mutual orientations; the wireless probe comprising one or more sensors, sensitive to magnetic fields oriented in known mutual orientations, and further comprising means for communicating measurements from the sensor(s) to a receiver. Methods for calculating the position and orientation of a wireless probe are also provided.