Display controller and display apparatus
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United States of America Patent
Stats
-
Nov 22, 2005
Grant Date -
Jan 16, 2003
app pub date -
Jul 2, 2002
filing date -
Jul 11, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A display controller is disclosed which, when controlling the luminance of an image to be displayed, by controlling the number of sustain pulses forming each of display signals used for a preset display period, stores in a characteristic information storage section a plurality of different characteristic information each for changing the number of sustain pulses in function of the average brightness level of each of video signals corresponding to the image to be displayed, selects one of the stored characteristic information using a selection section, detects the average brightness level of each of the video signals Sin externally supplied for displaying the image, using an APL detection section, sets the number of sustain pulses to be used to display the image by referring to the selected one of the characteristic information based on the detected average brightness level, and applies the set numbers of sustain pulses to a PDP to display the image.
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Cited Art Landscape
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