Patent ID: 11921292
Assignee: GOOGLE LLC
Field: Optics (Instruments)
Classification: CPC G | IPC F  G

Claim 17:
18. A method comprising:
positioning an eyeglass lens of a wearable heads-up display such that the eyeglass lens is in a field of view of an eye of a user when the wearable heads-up display is worn on a head of the user;
disposing a projector configured to project light on an arm portion of the wearable heads-up display such that the projector is carried by an arm portion of the wearable heads-up display; and
arranging an optical waveguide of a wearable heads-up display such that the optical waveguide is carried by the wearable heads-up display and positioned at least partially within the field of view of the eye of the user when the wearable heads-up display is worn on the head of the user, wherein the optical waveguide comprises:
an input coupler configured to couple light from the projector into the optical waveguide; and
an N number of output couplers arranged in an array having P>1 rows and Q>1 columns, wherein each respective output coupler of the N number of output couplers is oriented to couple a respective portion of light from the projector out of the optical waveguide and direct the respective portion of light to a respective one of N exit pupils at or proximate the eye of the user.