Appeal No. 1998-0621 Application No. 08/323,288 display device separately to each eye of a user to create a binocular virtual screen image to the user that has a virtual screen size independent of the size of said at least one display screen of said at least one display device; and, user controlled input head position means coupled to said computer, the position means generating said position control signal as an input to said computer to selectively change said selected viewing location. The Examiner relies on the following references: MacKay et al. 5,148,154 Sep. 15, 1992 (MacKay) Price et al. GB 2,206,421 Jan. 5, 1989 (Price) Fisher et al. (Fisher), "Virtual Environment Display System", ACM Interactive 3D Graphics, Oct. 1986, pp. 1-11. Claims 1 through 4 and 7 through 10 stand rejected under 35 U.S.C. § 103 as being unpatentable over Price in view of MacKay. Claims 5 and 6 stand rejected under 35 U.S.C. § 103 as being unpatentable over Price in view of MacKay and further in view of Fisher. -3-Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 NextLast modified: November 3, 2007