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:
May. 28, 2024

Filed:

Apr. 23, 2020
Applicants:

Jsr Corporation, Tokyo, JP;

Mattrix Technologies, Inc, Gainesville, FL (US);

Inventors:

Hiromitsu Katsui, Yokkaichi, JP;

Bo Liu, Gainesville, FL (US);

Maxime Lemaitre, Gainesville, FL (US);

Assignees:

MATTRIX TECHNOLOGIES, INC., Gainesville, FL (US);

JSR CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01); G09G 3/3258 (2016.01); G09G 3/3283 (2016.01); G09G 3/3291 (2016.01); H10K 50/30 (2023.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 3/3258 (2013.01); G09G 3/3283 (2013.01); G09G 3/3291 (2013.01); G09G 2310/0262 (2013.01); G09G 2320/0214 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0257 (2013.01); G09G 2320/0295 (2013.01); G09G 2320/045 (2013.01); G09G 2320/0626 (2013.01); G09G 2330/026 (2013.01); H10K 50/30 (2023.02);
Abstract

Various examples are provided related to compensating brightness of a display using a vertical organic light emitting transistor that suppresses variations in brightness over a long period of time and a display. In one example, a method includes applying a voltage for brightness inspection to a gate electrode of the vertical organic light emitting transistor to be corrected, measuring a current flowing through a current supply line through which the current is supplied to a source electrode of the vertical organic light emitting transistor by the application of the voltage for brightness inspection to the gate electrode of the vertical organic light emitting transistor to be corrected, and determining a corrected value of the voltage to be applied to the gate electrode of the vertical organic light emitting transistor based on a value of the current and characteristic information of the vertical organic light emitting transistor stored in the memory.


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