Patent ID: 11930154
Assignee: ALIGN TECHNOLOGY, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC A  H  G  Y | IPC G  H

Claim 19:
20. The non-transitory computer readable medium of claim 18, the operations further comprising:
computing an estimated length of the projector ray r in at least one of the series of images in which a three-dimensional position of the projected feature from the projector ray r was not identified, and
based on the estimated length of the projector ray r in the at least one of the series of images, determining a one-dimensional search space in respective pixel arrays of a plurality of the cameras in which to search for a projected spot from the projector ray r, for each of the respective pixel arrays, the one-dimensional search space being along the respective path of pixels corresponding to the projector ray r.