Sun-Il Chang

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Power saving in OLED displays with multiple refresh rates
- Patent number 12,223,876
- Issue date Feb 11, 2025
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Odd and even row sequential driving in AMOLED with pentile arrangement
- Patent number 12,217,698
- Issue date Feb 4, 2025
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display panel transistor gate-signal compensation systems and methods
- Patent number 12,211,435
- Issue date Jan 28, 2025
- Apple Inc.
- Sun-Il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Burn-in compensation for display
- Patent number 12,148,367
- Issue date Nov 19, 2024
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Dual color management for a multi-pixel density display
- Patent number 12,051,353
- Issue date Jul 30, 2024
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Gamma lookup table compression based on dimensionality reduction
- Patent number 12,039,954
- Issue date Jul 16, 2024
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Correcting touch inputs
- Patent number 12,039,133
- Issue date Jul 16, 2024
- Google LLC
- Young Seok Oh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Remapping for mixed dynamic range content
- Patent number 12,020,411
- Issue date Jun 25, 2024
- Google LLC
- Hyunchul Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reducing hole bezel region in displays
- Patent number 11,994,920
- Issue date May 28, 2024
- Google LLC
- Sun-il Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pixel arrangement for multi-resolution display panel
- Patent number 11,978,378
- Issue date May 7, 2024
- Google LLC
- David Morris Hoffman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Dynamic power converter switching for displays based on predicted p...
- Patent number 11,955,076
- Issue date Apr 9, 2024
- Google LLC
- Ji Hoon Lee
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Variable refresh rate control using PWM-aligned frame periods
- Patent number 11,948,520
- Issue date Apr 2, 2024
- Google LLC
- Sang Young Youn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display PWM duty cycle compensation for delayed rendering
- Patent number 11,929,018
- Issue date Mar 12, 2024
- Google LLC
- Sang Young Youn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display burn-in compensation
- Patent number 11,893,933
- Issue date Feb 6, 2024
- Google LLC
- Sun-Il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display with discrete gate-in-panel circuitry
- Patent number 11,842,674
- Issue date Dec 12, 2023
- Google LLC
- Sun-il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Gamma lookup table compression
- Patent number 11,783,752
- Issue date Oct 10, 2023
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display configuration for mobile computing devices
- Patent number 11,770,962
- Issue date Sep 26, 2023
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reducing hole bezel region in displays
- Patent number 11,687,126
- Issue date Jun 27, 2023
- Google LLC
- Sun-il Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
External compensation for displays using sensing and emission diffe...
- Patent number 11,663,973
- Issue date May 30, 2023
- Apple Inc.
- Junhua Tan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display compensation using current sensing across a diode without u...
- Patent number 11,488,529
- Issue date Nov 1, 2022
- Apple Inc.
- Injae Hwang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Pixel arrangement for multi-resolution display panel
- Patent number 11,410,591
- Issue date Aug 9, 2022
- Google LLC
- David Morris Hoffman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display off-time sensing
- Patent number 11,380,231
- Issue date Jul 5, 2022
- Apple Inc.
- Chin-Wei Lin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Device and method for panel conditioning
- Patent number 11,380,260
- Issue date Jul 5, 2022
- Apple Inc.
- Junhua Tan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Systems and methods for temperature-based parasitic capacitance var...
- Patent number 11,282,458
- Issue date Mar 22, 2022
- Apple Inc.
- Hyunsoo Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display panel adjustment from temperature prediction
- Patent number 11,282,449
- Issue date Mar 22, 2022
- Apple Inc.
- Sun Il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Gradual resolution panel driving for multi-pixel density OLED displ...
- Patent number 11,282,447
- Issue date Mar 22, 2022
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Effective series resistance display sensing
- Patent number 11,221,355
- Issue date Jan 11, 2022
- Apple Inc.
- Sang Y Youn
- G01 - MEASURING TESTING
Information Patent Grant
Spatially leaking temporal integrator for pixel compensation
- Patent number 11,189,202
- Issue date Nov 30, 2021
- Apple Inc.
- Sun-Il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Sensing considering image
- Patent number 11,164,515
- Issue date Nov 2, 2021
- Apple Inc.
- Hung Sheng Lin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Active sensing and compensation for display panel hysteresis
- Patent number 11,158,259
- Issue date Oct 26, 2021
- Apple Inc.
- Chaohao Wang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
ODD AND EVEN ROW SEQUENTIAL DRIVING IN AMOLED WITH PENTILE ARRANGEMENT
- Publication number 20250087170
- Publication date Mar 13, 2025
- Google LLC
- Sangmoo CHOI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DATA-TO-SCAN COUPLING INDUCED ERROR COMPENSATION
- Publication number 20250069541
- Publication date Feb 27, 2025
- Apple Inc.
- Jongyup Lim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DUAL COLOR MANAGEMENT FOR A MULTI-PIXEL DENSITY DISPLAY
- Publication number 20240355254
- Publication date Oct 24, 2024
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Feedforward Compensation of High-Luminance Banding Mura Compensation
- Publication number 20240331611
- Publication date Oct 3, 2024
- Apple Inc.
- Hyunwoo Nho
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
VARIABLE REFRESH RATE CONTROL USING PWM-ALIGNED FRAME PERIODS
- Publication number 20240265884
- Publication date Aug 8, 2024
- Google LLC
- Sang Young Youn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY PANEL TRANSISTOR GATE-SIGNAL COMPENSATION SYSTEMS AND METHODS
- Publication number 20240169903
- Publication date May 23, 2024
- Apple Inc.
- Sun-Il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
POWER SAVING IN OLED DISPLAYS WITH MULTIPLE REFRESH RATES
- Publication number 20240078952
- Publication date Mar 7, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
ODD AND EVEN ROW SEQUENTIAL DRIVING IN AMOLED WITH PENTILE ARRANGEMENT
- Publication number 20240021164
- Publication date Jan 18, 2024
- Google LLC
- Sangmoo CHOI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
REDUCING HOLE BEZEL REGION IN DISPLAYS
- Publication number 20230341908
- Publication date Oct 26, 2023
- Google LLC
- Sun-il Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CORRECTING TOUCH INPUTS
- Publication number 20230236698
- Publication date Jul 27, 2023
- Google LLC
- Young Seok Oh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REMAPPING FOR MIXED DYNAMIC RANGE CONTENT
- Publication number 20230196524
- Publication date Jun 22, 2023
- Google LLC
- Hyunchul KIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VARIABLE REFRESH RATE CONTROL USING PWM-ALIGNED FRAME PERIODS
- Publication number 20230030201
- Publication date Feb 2, 2023
- Google LLC
- Sang Young Youn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DYNAMIC POWER CONVERTER SWITCHING FOR DISPLAYS BASED ON PREDICTED P...
- Publication number 20220415256
- Publication date Dec 29, 2022
- Google LLC
- Ji Hoon Lee
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY PANEL STRUCTURE WITH UNI-COLOR DATA LINES
- Publication number 20220406854
- Publication date Dec 22, 2022
- Google LLC
- Sangmoo Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PIXEL ARRANGEMENT FOR MULTI-RESOLUTION DISPLAY PANEL
- Publication number 20220375385
- Publication date Nov 24, 2022
- Google LLC
- David Morris Hoffman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DUAL COLOR MANAGEMENT FOR A MULTI-PIXEL DENSITY DISPLAY
- Publication number 20220366829
- Publication date Nov 17, 2022
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY BURN-IN COMPENSATION
- Publication number 20220366846
- Publication date Nov 17, 2022
- Google LLC
- Sun-il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
GAMMA LOOKUP TABLE COMPRESSION
- Publication number 20220319382
- Publication date Oct 6, 2022
- Google LLC
- Hyunchul KIM
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY PWM DUTY CYCLE COMPENSATION FOR DELAYED RENDERING
- Publication number 20220310001
- Publication date Sep 29, 2022
- Google LLC
- Sang Young YOUN
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
GAMMA LOOKUP TABLE COMPRESSION BASED ON DIMENSIONALITY REDUCTION
- Publication number 20220301516
- Publication date Sep 22, 2022
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY WITH DISCRETE GATE-IN-PANEL CIRCUITRY
- Publication number 20220262302
- Publication date Aug 18, 2022
- Google LLC
- Sun-il Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
SYNCHRONOUSLY AND LOCALLY TURNING-OFF SUB-PIXELS IN UNDER-DISPLAY S...
- Publication number 20220189415
- Publication date Jun 16, 2022
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
REDUCING HOLE BEZEL REGION IN DISPLAYS
- Publication number 20220187878
- Publication date Jun 16, 2022
- Google LLC
- Sun-il Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BURN-IN COMPENSATION FOR DISPLAY
- Publication number 20220157234
- Publication date May 19, 2022
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
BOUNDARY DISTORTION COMPENSATION FOR MULTI-PIXEL DENSITY OLED DISPL...
- Publication number 20220108653
- Publication date Apr 7, 2022
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
PULSE WIDTH MODULATION FOR MULTI-PIXEL DENSITY OLED DISPLAY
- Publication number 20220020323
- Publication date Jan 20, 2022
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY CONFIGURATION FOR MOBILE COMPUTING DEVICES
- Publication number 20210391391
- Publication date Dec 16, 2021
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY OFF-TIME SENSING
- Publication number 20210150950
- Publication date May 20, 2021
- Apple Inc.
- Chin-Wei Lin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
GRADUAL RESOLUTION PANEL DRIVING FOR MULTI-PIXEL DENSITY OLED DISPL...
- Publication number 20210142721
- Publication date May 13, 2021
- Google LLC
- Hyunchul Kim
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
BOUNDARY PANEL LAYOUT FOR ARTIFACT COMPENSATION IN MULTI-PIXEL DENS...
- Publication number 20210126059
- Publication date Apr 29, 2021
- Google LLC
- Sun-il Chang
- H01 - BASIC ELECTRIC ELEMENTS

Sun-Il Chang

Person

Patents Grantslast 30 patents

Power saving in OLED displays with multiple refresh rates

Odd and even row sequential driving in AMOLED with pentile arrangement

Display panel transistor gate-signal compensation systems and methods

Burn-in compensation for display

Dual color management for a multi-pixel density display

Gamma lookup table compression based on dimensionality reduction

Correcting touch inputs

Remapping for mixed dynamic range content

Reducing hole bezel region in displays

Pixel arrangement for multi-resolution display panel

Dynamic power converter switching for displays based on predicted p...

Variable refresh rate control using PWM-aligned frame periods

Display PWM duty cycle compensation for delayed rendering

Display burn-in compensation

Display with discrete gate-in-panel circuitry

Gamma lookup table compression

Display configuration for mobile computing devices

Reducing hole bezel region in displays

External compensation for displays using sensing and emission diffe...

Display compensation using current sensing across a diode without u...

Pixel arrangement for multi-resolution display panel

Display off-time sensing

Device and method for panel conditioning

Systems and methods for temperature-based parasitic capacitance var...

Display panel adjustment from temperature prediction

Gradual resolution panel driving for multi-pixel density OLED displ...

Effective series resistance display sensing

Spatially leaking temporal integrator for pixel compensation

Sensing considering image

Active sensing and compensation for display panel hysteresis

Patents Applicationslast 30 patents

ODD AND EVEN ROW SEQUENTIAL DRIVING IN AMOLED WITH PENTILE ARRANGEMENT

DATA-TO-SCAN COUPLING INDUCED ERROR COMPENSATION

DUAL COLOR MANAGEMENT FOR A MULTI-PIXEL DENSITY DISPLAY

Feedforward Compensation of High-Luminance Banding Mura Compensation

VARIABLE REFRESH RATE CONTROL USING PWM-ALIGNED FRAME PERIODS

DISPLAY PANEL TRANSISTOR GATE-SIGNAL COMPENSATION SYSTEMS AND METHODS

POWER SAVING IN OLED DISPLAYS WITH MULTIPLE REFRESH RATES

ODD AND EVEN ROW SEQUENTIAL DRIVING IN AMOLED WITH PENTILE ARRANGEMENT

REDUCING HOLE BEZEL REGION IN DISPLAYS

CORRECTING TOUCH INPUTS

REMAPPING FOR MIXED DYNAMIC RANGE CONTENT

VARIABLE REFRESH RATE CONTROL USING PWM-ALIGNED FRAME PERIODS

DYNAMIC POWER CONVERTER SWITCHING FOR DISPLAYS BASED ON PREDICTED P...

DISPLAY PANEL STRUCTURE WITH UNI-COLOR DATA LINES

PIXEL ARRANGEMENT FOR MULTI-RESOLUTION DISPLAY PANEL

DUAL COLOR MANAGEMENT FOR A MULTI-PIXEL DENSITY DISPLAY

DISPLAY BURN-IN COMPENSATION

GAMMA LOOKUP TABLE COMPRESSION

DISPLAY PWM DUTY CYCLE COMPENSATION FOR DELAYED RENDERING

GAMMA LOOKUP TABLE COMPRESSION BASED ON DIMENSIONALITY REDUCTION

DISPLAY WITH DISCRETE GATE-IN-PANEL CIRCUITRY

SYNCHRONOUSLY AND LOCALLY TURNING-OFF SUB-PIXELS IN UNDER-DISPLAY S...

REDUCING HOLE BEZEL REGION IN DISPLAYS

BURN-IN COMPENSATION FOR DISPLAY

BOUNDARY DISTORTION COMPENSATION FOR MULTI-PIXEL DENSITY OLED DISPL...

PULSE WIDTH MODULATION FOR MULTI-PIXEL DENSITY OLED DISPLAY

DISPLAY CONFIGURATION FOR MOBILE COMPUTING DEVICES

DISPLAY OFF-TIME SENSING

GRADUAL RESOLUTION PANEL DRIVING FOR MULTI-PIXEL DENSITY OLED DISPL...

BOUNDARY PANEL LAYOUT FOR ARTIFACT COMPENSATION IN MULTI-PIXEL DENS...