Display device comprising an ajustable light source

Details Display device comprising an ajustable light source Display device comprising an ajustable light source

2005-03-15

2011-11-15

Awad, Amr (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

Reexamination Certificate

active

08059082

ABSTRACT:
The display device (DD) comprises an adjustable light source (BL), a display panel (DP) with display pixels for modulating light originating from the light source (BL) and processing circuitry (P) coupled to the display panel (DP) and the light source (BL). The processing circuitry (P) has an input for receiving an input signal (V1) representing gray levels of pixels of an image to be displayed on the display panel (DP). The processor (P) comprises:selecting circuitry (S) for selecting a dimmed brightness level of the light source (BL) in dependence on the gray levels of the image pixels, andadaptation circuitry (A) for adapting the input signal (V1) in dependence on the dimmed brightness level.

REFERENCES:
patent: 5717422 (1998-02-01), Fergason
patent: 6631995 (2003-10-01), Stanton et al.
patent: 2002/0021292 (2002-02-01), Sakashita
patent: 2002/0027551 (2002-03-01), Nitta et al.
patent: 2002/0130830 (2002-09-01), Park
patent: 2003/0090889 (2003-05-01), Wacyk et al.
patent: 2003/0151565 (2003-08-01), Kim et al.
patent: 2005/0017990 (2005-01-01), Yoshida
patent: 2006/0071936 (2006-04-01), Leyvi et al.
patent: 0513551 (1992-11-01), None
patent: 1111578 (2001-06-01), None
patent: 1367558 (2003-12-01), None
ISR: PCT/IB05/050901, Mar. 15, 2005.
Written Opinion: PCT/IB05/050901, Mar. 15, 2005.

Affiliated with

Also associated with

Rating

Display device comprising an ajustable light source does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Display device comprising an ajustable light source, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Display device comprising an ajustable light source will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4290729