The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 21, 2023

Filed:

Mar. 04, 2021
Applicant:

Realtek Semiconductor Corp., HsinChu, TW;

Inventors:

Yung-Chih Chen, HsinChu, TW;

Wei-Chih Lin, HsinChu, TW;

Jui-Te Wei, HsinChu, TW;

Po-An Chen, HsinChu, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/13 (2006.01); G02F 1/00 (2006.01); G02F 1/1362 (2006.01); G09G 3/00 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G02F 1/1309 (2013.01); G02F 1/0063 (2013.01); G02F 1/136254 (2021.01); G09G 3/006 (2013.01); G09G 3/36 (2013.01); G09G 2320/0252 (2013.01);
Abstract

A measurement system for measuring a motion picture response time (MPRT) of a liquid crystal display (LCD) has a computer and a measurement device. The computer controls a display panel of the LCD to switch between a plurality of different gray levels. The measurement device measures variations of brightness of the display panel when the display panel switches its gray level. The computer obtains at least a gray level response time (GLRT) normalized curve according to results of measuring the variations of the brightness. The computer integrates the at least a GLRT normalized curve to obtain at least an MPRT normalized curve, obtains at least a time interval of the at least an MPRT normalized curve, and calculates an average of the at least a time interval to obtain the MPRT of the LCD.


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