Systems and methods for aging compensation in AMOLED displays

G Chaji - US Patent 9,773,439, 2017 - Google Patents
(74) Attorney, Agent, or Firm—Nixon Peabody LLP (57) ABSTRACT Circuits for
programming, monitoring, and driving pixels in a display are provided. Circuits generally …

Lifetime uniformity parameter extraction methods

G Chaji, J Jaffari, A Nathan - US Patent 8,994,617, 2015 - Google Patents
(57) ABSTRACT A system and method for deriving a sequence of OLED non-uniformity test
patterns. A pattern generator generates a full sequence of display patterns according to a …

Adaptive feedback system for compensating for aging pixel areas with enhanced estimation speed

J Jaffari, G Chaji, A Heidari - US Patent 9,466,240, 2016 - Google Patents
(57) ABSTRACT A local priority-based scanning scheme that focuses scan ning to areas of a
display panel whose measured character istics are under continuous change (eg, aging or …

Backward-compatible video capture and distribution

H Guo, H Pan, G Cote, A Bai - US Patent App. 14/631,401, 2015 - Google Patents
PLAY PROCESSING METHODS AND APPARATUS filed Feb. 25, 2014, the content of which
is incorporated by reference herein in its entirety, to US Provisional Applica tion Ser. No …

Coding of high dynamic range video using segment-based reshaping

H Kadu, Q Chen, GM Su - US Patent 10,575,028, 2020 - Google Patents
Given HDR and SDR video inputs representing the same content, segment-based methods
are described to generate a backward-compatible reshaped SDR video which preserves the …

Display-side adaptive video processing

KI Greenebaum, H Guo, H Pan, G Cote… - US Patent 10,271,054, 2019 - Google Patents
Adaptive video processing for a target display panel may be implemented in or by a
decoding/display pipeline associated with the target display panel. The adaptive video …

Adaptive transfer function for video encoding and decoding

A Tourapis, D Singer - US Patent 10,812,801, 2020 - Google Patents
A video encoding and decoding system that implements an adaptive transfer function
method internally within the codec for signal representation. A focus dynamic range …

Charged-based compensation and parameter extraction in AMOLED displays

G Chaji - US Patent 9,530,349, 2016 - Google Patents
Provisional application No. 61/869,327, filed on Aug. 23, 2013, provisional application No.
61/859,963, filed on Jul. 30, 2013, provisional application No. 61/912,352, filed on Dec. 5 …

Method, apparatus and system for performing geometric calibration for surround view camera solution

IE Pekkucuksen, AU Batur - US Patent 9,892,493, 2018 - Google Patents
A method, apparatus and a system multi-camera image processing method. The method
includes performing geometric alignment to produce a geometric output by estimating fish …

Method and system for programming, calibrating and/or compensating, and driving an LED display

A Nathan, G Chaji, S Alexander, P Servati… - US Patent …, 2018 - Google Patents
(57) ABSTRACT A method and system for programming, calibrating and driving a light
emitting device display, and for operating a display at a constant luminance even as some of …