Patent ID: 11936842
Assignee: DISNEY ENTERPRISES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 12:
13. A method comprising:
emitting, with a plurality of light emitting diodes (LEDs), a first plurality of infrared spectrum illuminations identifying a head-mounted display from a plurality of head-mounted displays, the plurality of LEDs being coupled to the head-mounted display;
filtering, with an optical bandpass filter, a second plurality of infrared spectrum illuminations from an optical emission device according to a predetermined wavelength that is associated with the first plurality of infrared spectrum illuminations corresponding to the head-mounted display;
absorbing, with a photodetector coupled to the head-mounted display, a filtered infrared spectrum illumination; and
projecting, with a projector coupled to the head-mounted display, an image onto a display area of the head-mounted display.