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:
Jan. 05, 2021

Filed:

Jun. 04, 2020
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Sheng Zhang, Sunnyvale, CA (US);

Chih-Wei Yeh, Campbell, CA (US);

Yunhui Hou, San Jose, CA (US);

Chaohao Wang, Sunnyvale, CA (US);

Wei H. Yao, Palo Alto, CA (US);

Paolo Sacchetto, Cupertino, CA (US);

Derek K. Shaeffer, Redwood City, CA (US);

Henry C. Jen, Los Altos, CA (US);

Shingo Hatanaka, San Jose, CA (US);

Hasan Akyol, Mountain View, CA (US);

Mahdi Farrokh Baroughi, Santa Clara, CA (US);

Hopil Bae, Palo Alto, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3258 (2016.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3258 (2013.01); G09G 3/3233 (2013.01); G09G 2300/0828 (2013.01); G09G 2310/0291 (2013.01); G09G 2310/0297 (2013.01); G09G 2320/029 (2013.01); G09G 2320/0223 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/041 (2013.01); G09G 2320/045 (2013.01); G09G 2320/0673 (2013.01); G09G 2330/025 (2013.01);
Abstract

An electronic device includes a display having an active array and a reference array. The active array includes a pixel and the reference array includes a reference pixel. The electronic device also includes processing circuitry communicatively coupled to the display. The processing circuitry is configured to instruct the active array to drive the pixel based at least in part on a set of degradation ratios and gamma tap points for each brightness setting of the display based at least in part on a reconstructed current-voltage curve.


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