| 主权项 |
1. A computer interface configured to be worn by a user and interface the user with a computer, the interface comprising:
a three dimensional (3D) camera system having an optic axis and a field of view (FOV), the 3D camera system comprising:
a 3D range camera controllable to acquire a range image of a scene in the FOV that provides 3D spatial coordinates for features in the scene; anda picture camera controllable to acquire a picture image of the scene; and a controller that processes one or both of the images to determine if a user is imaged in the FOV and is looking at the interface and if so, an identity of the user, and if the identity is an identity of a user authorized to use the interface, the controller enables the user access to functionalities provided by the computer. |
