Tangible indicator near field monitor for blind person use indicates sensor data for environment using tangible stimulation of user skin

摘要

A tangible indicator near field monitor has contactless optical, ultrasonic, radar or laser sensors (1) fixed to a range of locations on the user, mobile data processor (2) and a tangible stimulation field (3) so that spatial environment data can be indicated to the user using point, line or area skin stimulation.