Light-based fiducial communication
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United States of America Patent
Stats
-
Nov 19, 2019
Grant Date -
Jan 3, 2019
app pub date -
Jun 29, 2017
filing date -
Jun 29, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Techniques and architecture are disclosed for navigating an area with multi-panel luminaires configured to display fiducial patterns. In an embodiment, a system includes a plurality of luminaires located in an area and configured to display one or more fiducial patterns recognizable by a mobile computing device. The luminaire includes a plurality of panels, each panel associated with one or more solid-state light sources. The luminaire also includes at least one driver configured to control the light sources to transmit light through the plurality of panels at varying light intensities to display a fiducial pattern and configured to detect errors in the display of the fiducial pattern.
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International Classification(s)
- H04N:PICTORIAL COMMUNICATION, e.g. TELEVISION
- H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....
- G06T:IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- H04B:TRANSMISSION
- G01C:MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING....
- G01S:RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMI....
- H04J:MULTIPLEX COMMUNICATION
- G06K:RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD ....
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