Abstract: A light pen which works in conjunction with an image sensor array to allow the sensor array to distinguish between a finger touch and touch by the light pen. The light pen is arranged to pass through a laser curtain or other light source undetected by the image sensor.
Type:
Grant
Filed:
November 4, 2014
Date of Patent:
August 28, 2018
Assignee:
Mimio, LLC
Inventors:
J. Michael Smutek, Luca Theo Holme, Daniel Winkler
Abstract: A 2D code-driven method and system provides for synchronizing camera-equipped wireless computing devices with a centralized computing device to facilitate interactive educational activities.