US Patent 9595127 Three-dimensional collaboration

Remote collaboration of a subject and a graphics object in a same view of a 3D scene. In one embodiment, one or more cameras of a collaboration system may be configured to capture images of a subject and track the subject (e.g., head of a user, other physical object). The images may be processed and provided to another collaboration system along with a determined viewpoint of the user. The other collaboration system may be configured to render and project the captured images and a graphics object in the same view of a 3D scene.