Fractional screen video enhancement apparatus

Details Fractional screen video enhancement apparatus Fractional screen video enhancement apparatus

2005-07-19

2005-07-19

Nguyen, Chanh (Department: 2675)

Computer graphics processing and selective visual display system

Computer graphics processing

Graphic manipulation

C345S634000

Reexamination Certificate

active

06919909

ABSTRACT:
The present invention provides a method and apparatus for displaying two portions of an image at two resolutions. For example, the invention can display an entire image at a first resolution, and a subset of the image at a second, higher resolution. Two inexpensive, low resolution displays can be used to produce a large image with high resolution only where needed.

REFERENCES:
patent: 5278681 (1994-01-01), Gitlin et al.
patent: 5625410 (1997-04-01), Washino et al.
patent: 5956000 (1999-09-01), Kreitman et al.
patent: 6549215 (2003-04-01), Jouppi
Computer Controlled Pan-Tilt Unit, Model PTU User's Manual, Version 1.10, Apr. 16, 1998,Directed Perception, Inc.
PROXIMA®, Desktop Projector™ 9200 User'Guide, Sep. 1997.

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