Image display method, image display device and display element

Patent metadata

Field	Value
Publication number	US-2016180765-A1
Application number	US-201414417692-A
Country	US
Kind code	A1
Filing date	Dec 22, 2014
Priority date	Dec 17, 2014
Publication date	Jun 23, 2016
Grant date	—

Abstract

The present invention provides an image display method, comprising: acquiring test gray scale data for pixel data of test image data, and acquiring the gray scale compensation table according to the test gray scale data and the preset gray scale data; converting the original image data into processed image data; implementing gray scale data compensation to pixel data in the processed image data according to a gray scale compensation table; implementing display operation with the processed image data after the gray scale data compensation.

First claim

What is claimed is:

1 . An image display method, comprising:
inputting original image data, wherein the original image data is employed to implement sharing pixel display on a display panel; wherein a pixel of the display panel comprises a red sub pixel, a green sub pixel, a blue sub pixel, a white sub pixel; converting the original image data into processed image data, wherein the processed image data is employed to implement independent pixel display on the display panel; implementing gray scale data compensation to pixel data in the processed image data according to a gray scale compensation table; and implementing display operation on the display panel with the processed image data after the gray scale data compensation; wherein the gray scale data compensation table is generated by steps of: acquiring test gray scale data under a plurality of various preset grey scales for pixel data of test image data, and respectively acquiring test gray scale data under the same preset grey scale for each kind of pixel data of test image data, wherein the test image data is employed to implement independent pixel display on the display panel; and acquiring the gray scale compensation table according to the test gray scale data and the preset gray scale data.

2 . The image display method according to claim 1 , wherein the step of implementing gray scale data compensation to pixel data in the processed image data according to a gray scale compensation table comprises:
acquiring first gray scale data of pixel data in the processed image data; acquiring gray scale compensation values corresponded with the first gray scale data from the first gray scale data and the gray scale compensation table via a preset rule; and implementing compensation to the first gray scale data of pixel data in the processed image data according to the gray scale compensation values.

3 . The image display method according to claim 2 , wherein after the step of acquiring the gray scale compensation values corresponded with the first gray scale data, the method further comprises: storing the gray scale compensation values corresponded with the first gray scale data.

4 . The image display method according to claim 1 , wherein the pixel of the display panel further comprises a yellow sub pixel.

5 . An image display device, comprising:
an inputting module, employed for inputting original image data, wherein the original image data is employed to implement sharing pixel display on a display panel; a converting module, employed for converting the original image data inputted by the inputting module into processed image data, wherein the processed image data is employed to implement independent pixel display on the display panel; a compensating module, employed for implementing gray scale data compensation to pixel data in the processed image data according to a gray scale compensation table acquired by a compensation table acquiring unit; and a display module, employed for implementing display operation on the display panel with the processed image data after the gray scale data compensation; wherein the compensating module further comprises: a test gray scale acquiring unit, employed for acquiring test gray scale data under a plurality of various preset grey scales for pixel data of test image data, wherein the test image data is employed to implement independent pixel display on the display panel; and the compensation table acquiring unit, employed for acquiring the gray scale compensation table according to the test gray scale data and the preset gray scale data acquired by the test gray scale acquiring unit.

6 . The image display device according to claim 5 , wherein the test gray scale acquiring unit is further employed for respectively acquiring test gray scale data under the same preset grey scale for each kind of pixel data of test image data.

7 . The image display device according to claim 5 , wherein the compensating module further comprises:
a first gray scale data acquiring unit, employed for acquiring first gray scale data of pixel data in the processed image data; gray scale compensation value acquiring unit, employed for acquiring gray scale compensation values corresponded with the first gray scale data acquired by the first gray scale data acquiring unit from the first gray scale data and the gray scale compensation table via a preset rule; and gray scale compensation value compensating unit, employed for implementing compensation to the first gray scale data of pixel data in the processed image data according to the gray scale compensation values acquired by the gray scale compensation value acquiring unit.

8 . The image display device according to claim 7 , wherein the compensating module further comprises a storage unit, and the storage unit is employed for storing the gray scale compensation values corresponded with the first gray scale data after gray scale compensation value acquiring unit acquires gray scale compensation values corresponded with the first gray scale data.

9 . The image display device according to claim 5 , wherein the pixel of the display panel comprises a red sub pixel, a green sub pixel, a blue sub pixel, a white sub pixel.

10 . A display apparatus, wherein the display apparatus comprises an image display device, wherein the image display device comprises:
an inputting module, employed for inputting original image data, wherein the original image data is employed to implement sharing pixel display on a display panel; a converting module, employed for converting the original image data inputted by the inputting module into processed image data, wherein the processed image data is employed to implement independent pixel display on the display panel; a compensating module, employed for implementing gray scale data compensation to pixel data in the processed image data according to a gray scale compensation table acquired by a compensation table acquiring unit; and a display module, employed for implementing display operation on the display panel with the processed image data after the gray scale data compensation; wherein the compensating module further comprises: a test gray scale acquiring unit, employed for acquiring test gray scale data under a plurality of various preset grey scales for pixel data of test image data, wherein the test image data is employed to implement independent pixel display on the display panel; and the compensation table acquiring unit, employed for acquiring the gray scale compensation table according to the test gray scale data and the preset gray scale data acquired by the test gray scale acquiring unit.

11 . The display apparatus according to claim 10 , wherein the test gray scale acquiring unit is further employed for respectively acquiring test gray scale data under the same preset grey scale for each kind of pixel data of test image data.

12 . The display apparatus according to claim 10 , wherein the compensating module further comprises:
a first gray scale data acquiring unit, employed for acquiring first gray scale data of pixel data in the processed image data; gray scale compensation value acquiring unit, employed for acquiring gray scale compensation values corresponded with the first gray scale data acquired by the first gray scale data acquiring unit from the first gray scale data and the gray scale compensation table via a preset rule; and gray scale compensation value compensating unit, employed for implementing compensation to the first gray scale data of pixel data in the processed image data according to the gray scale compensation values acquired by the gray scale compensation valu

Assignees

• Shenzhen China Star Optoelect

Inventors

• Hwang Tai-Jiun
• Liang Pengfei

Classifications

• G09G2320/0257

  Reduction of after-image effects · CPC title

• G09G3/2074 Primary

  using sub-pixels · CPC title

• G09G3/3611

  Control of matrices with row and column drivers · CPC title

• G09G2320/0285

  using tables for spatial correction of display data · CPC title

• G09G3/20 Primary

  for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix {no fixed position being assigned to or needed to be assigned to the individual characters or partial characters} · CPC title