Patent ID: 11967258
Assignee: SEEYA OPTRONICS CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 3:
4. The wearable display apparatus according to claim 3, further comprising a structured light projector and a second input coupler, wherein
the second input coupler is configured to coupling a light beam emitted from the structured light projector into the optical waveguide;
the output coupler is further configured to output the light beam to the human eyes through the semi-transparent photodetector unit;
the semi-transparent photodetector unit is configured to receive a reflected structured light beam from the human eyes; and
the signal processing unit comprises a structured light processor which is configured to track gazing direction according to a distortion of the reflected structured light beam, and the control unit adjusts the optical image according to the gazing direction.