20150078741 | DEVICES AND METHODS TO PRODUCE AND RECEIVE AN ENCODED LIGHT SIGNATURE - A signature encoded light system includes at least one light source. The at least one light source is configured to output a first encoded light signature embedded within light in the visible spectrum. A light signature detection device is configured to receive a composite light signal formed with light from the at least one light source and ambient light. The light signature detection device is configured to identify the first encoded light signature. | 03-19-2015 |