초록 ▼

A hands-free navigation system for tracking a head and responsively adjusting the display of a virtual reality environment includes a camera, the camera employed to follow movements of the head, a computer system connected to the camera, the computer system including a memory, a central processing u

A hands-free navigation system for tracking a head and responsively adjusting the display of a virtual reality environment includes a camera, the camera employed to follow movements of the head, a computer system connected to the camera, the computer system including a memory, a central processing unit (CPU), a digitizer, the digitizer providing a current image of a face of the head, a face tracker, the face tracker including the capability of receiving a reference face image from the digitizer, of receiving the current face image from the digitizer, of determining a head translation and orientation, and of providing the head translation and orientation to a three dimensional virtual environment viewer connected to the computer system for display of the virtual environment at the desired viewpoint.

대표청구항 ▼

[ What is claimed is:] [1.] A hands-free navigation system for tracking a head and responsively adjusting the display of a virtual reality environment, the system comprising:a three-dimensional environment viewer for display of the virtual reality environment;a digitizer for providing two-dimensiona

[ What is claimed is:] [1.] A hands-free navigation system for tracking a head and responsively adjusting the display of a virtual reality environment, the system comprising:a three-dimensional environment viewer for display of the virtual reality environment;a digitizer for providing two-dimensional images of a face of a head; anda face tracker including:means for receiving a reference face image from the digitizer;means for receiving a current face image from the digitizer;means for determining a head translation and orientation from the reference face image to the current face image; andmeans for providing the head translation and orientation to the three-dimensional environment viewer, thereby displaying the virtual reality environment at a desired viewpoint.