Position trackers for Head Mounted Display systems: A survey
Devesh K Bhatnagar · 1993
The paper is a survey of existing position tracker technologies for Head Mounted Display (HMD) systems. The four major categories of position trackers, magnetic, acoustic, optical and mechanical, are discussed. The chief characteristics, advantages, disadvantages and examples of each cat-egory are described. A set of metrics for comparing the performance of position trackers is identi ed. The expected future trends in the eld are also discussed. 1.