LIQUID CRYSTAL DISPLAY DEVICE
First Claim
1. A liquid crystal display device, comprising a display panel having a display component and a backlight module having a backlight component divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further comprisesa drive component, connected to the display component and configured to display each picture with two frame images in sequence;
- the two frame images comprise a first frame image and a second frame image;
drive voltages of adjacent two sub-pixels on each frame image comprise a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image comprise a high drive voltage and a low drive voltage;
the drive component further comprisesa data acquiring module, configured to acquire position information of a current sub-pixel and drive data for driving the current sub-pixel;
a judging parameter lookup module, configured to look up a judging parameter corresponding to the position information in a first parameter lookup table according to the position information;
an output module, configured to directly output the drive data if the judging parameter is a first parameter;
a compensation parameter lookup module, configured to look up and outputting compensation drive data in a second parameter lookup table according to the position information and the drive data if the judging parameter is a second parameter, wherein the second parameter lookup table corresponds to the position information, and the compensation drive data corresponds to the drive data;
a backlight control component, connected to the drive component and configured to determine backlight brightness adjusting signals of each backlight sub-area according to the drive voltages of a first frame image area and a second frame image area corresponding to each backlight sub-area, wherein the backlight brightness adjusting signals are in groups and a group number is same as a variety number of color sub-pixels; and
a backlight adjusting component, connected to the backlight control component and the backlight component respectively, and configured to perform independent brightness adjustment on a backlight source of the sub-pixels of various colors in corresponding backlight sub-areas in respective frame images of a next picture.
1 Assignment
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Accused Products
Abstract
The disclosure relates to a liquid crystal display device, including a display panel having a display component and a backlight module having a backlight component divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further includes a drive component, connected to the display component and configured to display each picture with two frame images in sequence; the two frame images include a first frame image and a second frame image; drive voltages of adjacent two sub-pixels on each frame image include a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image include a high drive voltage and a low drive voltage; a backlight control component, connected to the drive component; and a backlight adjusting component, connected to the backlight control component and the backlight component respectively.
8 Citations
20 Claims
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1. A liquid crystal display device, comprising a display panel having a display component and a backlight module having a backlight component divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further comprises
a drive component, connected to the display component and configured to display each picture with two frame images in sequence; - the two frame images comprise a first frame image and a second frame image;
drive voltages of adjacent two sub-pixels on each frame image comprise a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image comprise a high drive voltage and a low drive voltage;the drive component further comprises a data acquiring module, configured to acquire position information of a current sub-pixel and drive data for driving the current sub-pixel; a judging parameter lookup module, configured to look up a judging parameter corresponding to the position information in a first parameter lookup table according to the position information; an output module, configured to directly output the drive data if the judging parameter is a first parameter; a compensation parameter lookup module, configured to look up and outputting compensation drive data in a second parameter lookup table according to the position information and the drive data if the judging parameter is a second parameter, wherein the second parameter lookup table corresponds to the position information, and the compensation drive data corresponds to the drive data; a backlight control component, connected to the drive component and configured to determine backlight brightness adjusting signals of each backlight sub-area according to the drive voltages of a first frame image area and a second frame image area corresponding to each backlight sub-area, wherein the backlight brightness adjusting signals are in groups and a group number is same as a variety number of color sub-pixels; and a backlight adjusting component, connected to the backlight control component and the backlight component respectively, and configured to perform independent brightness adjustment on a backlight source of the sub-pixels of various colors in corresponding backlight sub-areas in respective frame images of a next picture. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
- the two frame images comprise a first frame image and a second frame image;
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13. A liquid crystal display device, comprising a comprising a display panel having a display component and a backlight module having a backlight component divided into a plurality of backlight sub-areas, wherein the liquid crystal display device further comprises
a display panel, a drive component, connected to the display component and configured to display each picture with two frame images in sequence; - the display component and the drive component are integrated on the display panel;
the two frame images comprise a first frame image and a second frame image;
drive voltages of adjacent two sub-pixels on each frame image comprise a high drive voltage and a low drive voltage, and the drive voltages of each sub-pixel in the first frame image and in the second frame image comprise a high drive voltage and a low drive voltage;the drive component further comprises a data acquiring module, configured to acquire position information of a current sub-pixel and drive data for driving the current sub-pixel; a judging parameter lookup module, configured to look up a judging parameter corresponding to the position information in a first parameter lookup table according to the position information; an output module, configured to directly output the drive data if the judging parameter is a first parameter; a compensation parameter lookup module, configured to look up and outputting compensation drive data in a second parameter lookup table according to the position information and the drive data if the judging parameter is a second parameter, wherein the second parameter lookup table corresponds to the position information, and the compensation drive data corresponds to the drive data; a backlight control component, connected to the drive component and configured to determine backlight brightness adjusting signals of each backlight sub-area according to the drive voltages of a first frame image area and a second frame image area corresponding to each backlight sub-area, wherein the backlight brightness adjusting signals are in groups and a group number is same as a variety number of color sub-pixels; a backlight adjusting component, connected to the backlight control component and the backlight component respectively, and configured to perform independent brightness adjustment on a backlight source of the sub-pixels of various colors in corresponding backlight sub-areas in respective frame images of a next picture; wherein the backlight component, the backlight control component and the backlight adjusting component are integrated on the backlight module. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
- the display component and the drive component are integrated on the display panel;
Specification