Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate
2004-02-02
2008-11-25
Hjerpe, Richard (Department: 2629)
Computer graphics processing and selective visual display system
Plural physical display element control system
Display elements arranged in matrix
C345S060000, C345S061000, C345S062000, C345S072000
Reexamination Certificate
active
07456808
ABSTRACT:
There is disclosed visual artifact reduction methods for a display comprising the use of gamma corrections, error diffusion, dithering, and/or center of light. The invention is described with reference to an AC gas discharge display (PDP), but may be practiced with other display technologies. The methods of this invention are disclosed for use with a number of PDP structures and PDP electronic addressing architectures including ADS, SAS, and ALIS. In one preferred embodiment, a center of light timing method is used to reduce artifacts between different sections of a PDP being addressed with SAS architecture.
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Guy Jeffrey W.
Wedding Carol Ann
Hjerpe Richard
Imaging Systems Technology
Shapiro Leonid
Wedding Donald K.
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