Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Reexamination Certificate
2006-04-07
2010-12-14
Nguyen, Chanh (Department: 2629)
Computer graphics processing and selective visual display system
Display peripheral interface input device
Cursor mark position control device
C345S158000
Reexamination Certificate
active
07852315
ABSTRACT:
Systems and methods for a camera and acceleration based interface for presentations are described. In one aspect, a handheld device is utilized capture optical information. The optical information is then used to identify the location of a cursor that is presented on a display surface. While a user moves the handheld device, inertial information corresponding to the movement is accumulated on the handheld device. The optical and accumulated inertial information is used to modify position of the cursor with respect to the display surface.
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Hsu Feng-Hsiung
Ofek Eyal
Lee & Hayes PLLC
Microsoft Corporation
Nguyen Chanh
Yang Kwang-Su
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