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1. CN110301000 - Brightness non-uniformity compensation method for display device and corresponding display device

Office
China
Application Number 201980000021.4
Application Date 04.01.2019
Publication Number 110301000
Publication Date 01.10.2019
Publication Kind A
IPC
G09G 3/3225
GPHYSICS
09EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes
3208organic, e.g. using organic light-emitting diodes
3225using an active matrix
G09G 3/3275
GPHYSICS
09EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes
3208organic, e.g. using organic light-emitting diodes
3275Details of drivers for data electrodes
CPC
G09G 3/3225
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes [LED]
3208organic, e.g. using organic light-emitting diodes [OLED]
3225using an active matrix
G09G 3/3275
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes [LED]
3208organic, e.g. using organic light-emitting diodes [OLED]
3275Details of drivers for data electrodes
G09G 2320/0233
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
2320Control of display operating conditions
02Improving the quality of display appearance
0233Improving the luminance or brightness uniformity across the screen
G09G 5/10
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
5Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
10Intensity circuits
G09G 2320/0285
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
2320Control of display operating conditions
02Improving the quality of display appearance
0285using tables for spatial correction of display data
G09G 2320/0626
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
2320Control of display operating conditions
06Adjustment of display parameters
0626for control of overall brightness
Applicants BOE TECHNOLOGY GROUP CO., LTD.
京东方科技集团股份有限公司
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
成都京东方光电科技有限公司
Inventors LI QIFENG
李奇峰
LAN CHUANYAN
兰传艳
YU YONG
喻勇
Agents 北京市中咨律师事务所 11247
北京市中咨律师事务所 11247
Title
(EN) Brightness non-uniformity compensation method for display device and corresponding display device
(ZH) 用于显示装置的亮度不均补偿的方法及相应的显示装置
Abstract
(EN)
The embodiment of the invention relates to a brightness non-uniformity compensation method for a display device. In the embodiment of the invention, the display device comprises a display screen, a data driving circuit and a main board. The brightness non-uniformity compensation method comprises the steps that a data driving circuit obtains first brightness compensation data from a main board; then, the data driving circuit adjusts the image data according to the first brightness compensation data.

(ZH)
本公开的实施例涉及用于显示装置的亮度不均补偿的方法。在本公开的实施例中,显示装置包括显示屏、数据驱动电路和主板。根据本公开的实施例的亮度不均补偿方法包括:数据驱动电路从主板取得第一亮度补偿数据。然后,数据驱动电路根据该第一亮度补偿数据来调整图像数据。

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