Sangmoo Choi

Person

Palo Alto, 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
Under-display sensor operation
- Patent number 12,217,690
- Issue date Feb 4, 2025
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
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
Triad sub-pixel arrangements for under display sensors
- Patent number 12,213,364
- Issue date Jan 28, 2025
- Google LLC
- David Morris Hoffman
Information Patent Grant
Image change sequence to prevent optical artifacts in low refresh r...
- Patent number 12,148,382
- Issue date Nov 19, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Rejecting display leakage light in under-display sensors
- Patent number 12,106,733
- Issue date Oct 1, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device with reduced rounded corner bezel size
- Patent number 12,106,713
- Issue date Oct 1, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Reducing screen corner bezel size
- Patent number 12,100,345
- Issue date Sep 24, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Emissive display configured with through-display spectrometer
- Patent number 12,098,953
- Issue date Sep 24, 2024
- Google LLC
- Ozan Cakmakci
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power line design modification to mitigate vertical band crosstalk
- Patent number 12,051,370
- Issue date Jul 30, 2024
- Google LLC
- Sangmoo Choi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display clock signaling with reduced power consumption
- Patent number 12,020,649
- Issue date Jun 25, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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
Under-display fingerprint sensor timing control
- Patent number 11,978,277
- Issue date May 7, 2024
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Emissive display configured for through-display imaging
- Patent number 11,980,057
- Issue date May 7, 2024
- Google LLC
- Sangmoo Choi
- 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
Under-display sensor operation
- Patent number 11,948,509
- Issue date Apr 2, 2024
- Google LLC
- Sangmoo Choi
- 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
Under-display sensor operation
- Patent number 11,922,870
- Issue date Mar 5, 2024
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Column interchangeable demultiplexer structure in displays
- Patent number 11,908,399
- Issue date Feb 20, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Image modification for under-display sensor
- Patent number 11,881,162
- Issue date Jan 23, 2024
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Selective black level control in active matrix displays
- Patent number 11,854,457
- Issue date Dec 26, 2023
- Google LLC
- Sangmoo Choi
- 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
Adjusting peak signal in transitional frame
- Patent number 11,830,457
- Issue date Nov 28, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device with hardware that dims pixels
- Patent number 11,810,510
- Issue date Nov 7, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Locally different gamma mapping for multi-pixel density OLED display
- Patent number 11,783,750
- Issue date Oct 10, 2023
- Google LLC
- Sangmoo Choi
- 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
Vertically long apertures for computing device cameras
- Patent number 11,706,517
- Issue date Jul 18, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Technique for reducing display crosstalk and systems implementing t...
- Patent number 11,688,352
- Issue date Jun 27, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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
Image retention mitigation via voltage biasing for organic lighting...
- Patent number 11,557,253
- Issue date Jan 17, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY DEVICE WITH VARIABLE IMAGE RESOLUTION
- Publication number 20240274075
- Publication date Aug 15, 2024
- Google LLC
- Sangmoo Choi
- 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
COLUMN INTERCHANGEABLE DEMULTIPLEXER STRUCTURE IN DISPLAYS
- Publication number 20240221632
- Publication date Jul 4, 2024
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
UNDER-DISPLAY SENSOR OPERATION
- Publication number 20240185789
- Publication date Jun 6, 2024
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY DEVICE WITH CONSISTENT LUMINANCE AT DIFFERENT REFRESH RATES
- Publication number 20240127751
- Publication date Apr 18, 2024
- Google LLC
- Sangmoo CHOI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
IMAGE CHANGE SEQUENCE TO PREVENT OPTICAL ARTIFACTS IN LOW REFREST R...
- Publication number 20240096280
- Publication date Mar 21, 2024
- Google LLC
- Sangmoo CHOI
- 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
DISABLING TRANSITIONS WHEN ENCODED INTENSITY IS LOW
- Publication number 20240046860
- Publication date Feb 8, 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
POWER LINE DESIGN MODIFICATION TO MITIGATE VERTICAL BAND CROSSTALK
- Publication number 20230326409
- Publication date Oct 12, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
SELECTIVE BLACK LEVEL CONTROL IN ACTIVE MATRIX DISPLAYS
- Publication number 20230298505
- Publication date Sep 21, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY DEVICE WITH HARDWARE THAT DIMS PIXELS
- Publication number 20230298521
- Publication date Sep 21, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
VERTICALLY LONG APERTURES FOR COMPUTING DEVICE CAMERAS
- Publication number 20230291991
- Publication date Sep 14, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
UNDER-DISPLAY FINGERPRINT SENSOR TIMING CONTROL
- Publication number 20230260316
- Publication date Aug 17, 2023
- GOOGLE LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
UNDER-DISPLAY SENSOR OPERATION
- Publication number 20230222972
- Publication date Jul 13, 2023
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
UNDER-DISPLAY SENSOR OPERATION
- Publication number 20230222976
- Publication date Jul 13, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
TRIAD SUB-PIXEL ARRANGEMENTS FOR UNDER DISPLAY SENSORS
- Publication number 20230200172
- Publication date Jun 22, 2023
- Google LLC
- David Morris Hoffman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
IMAGE MODIFICATION FOR UNDER-DISPLAY SENSOR
- Publication number 20230186846
- Publication date Jun 15, 2023
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY DEVICE WITH REDUCED ROUNDED CORNER BEZEL SIZE
- Publication number 20230162680
- Publication date May 25, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
COLUMN INTERCHANGEABLE MUX STRUCTURE IN AMOLED DISPLAYS
- Publication number 20230122018
- Publication date Apr 20, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
END-TO-END CAMERA ARCHITECTURE FOR DISPLAY MODULE
- Publication number 20230101133
- Publication date Mar 30, 2023
- Google LLC
- Sangmoo Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY CLOCK SIGNALING WITH REDUCED POWER CONSUMPTION
- Publication number 20230029925
- Publication date Feb 2, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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
Rejecting Display Leakage Light in Under-Display Sensors
- Publication number 20230010162
- Publication date Jan 12, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
OLED DISPLAY MODULE STRUCTURE FOR MITIGATING DARK SPOT VISIBILITY I...
- Publication number 20230006169
- Publication date Jan 5, 2023
- Google LLC
- Jyothi Karri
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ADJUSTING PEAK SIGNAL IN TRANSITIONAL FRAME
- Publication number 20230005449
- Publication date Jan 5, 2023
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
REDUCING SCREEN CORNER BEZEL SIZE
- Publication number 20220415250
- Publication date Dec 29, 2022
- Google LLC
- Sangmoo Choi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
TECHNIQUE FOR REDUCING DISPLAY CROSSTALK AND SYSTEMS IMPLEMENTING T...
- Publication number 20220415263
- Publication date Dec 29, 2022
- Google LLC
- Sangmoo Choi
- 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

Sangmoo Choi

Person

Patents Grantslast 30 patents

Power saving in OLED displays with multiple refresh rates

Under-display sensor operation

Odd and even row sequential driving in AMOLED with pentile arrangement

Triad sub-pixel arrangements for under display sensors

Image change sequence to prevent optical artifacts in low refresh r...

Rejecting display leakage light in under-display sensors

Display device with reduced rounded corner bezel size

Reducing screen corner bezel size

Emissive display configured with through-display spectrometer

Power line design modification to mitigate vertical band crosstalk

Display clock signaling with reduced power consumption

Reducing hole bezel region in displays

Under-display fingerprint sensor timing control

Emissive display configured for through-display imaging

Pixel arrangement for multi-resolution display panel

Under-display sensor operation

Variable refresh rate control using PWM-aligned frame periods

Under-display sensor operation

Column interchangeable demultiplexer structure in displays

Image modification for under-display sensor

Selective black level control in active matrix displays

Display with discrete gate-in-panel circuitry

Adjusting peak signal in transitional frame

Display device with hardware that dims pixels

Locally different gamma mapping for multi-pixel density OLED display

Display configuration for mobile computing devices

Vertically long apertures for computing device cameras

Technique for reducing display crosstalk and systems implementing t...

Reducing hole bezel region in displays

Image retention mitigation via voltage biasing for organic lighting...

Patents Applicationslast 30 patents

DISPLAY DEVICE WITH VARIABLE IMAGE RESOLUTION

VARIABLE REFRESH RATE CONTROL USING PWM-ALIGNED FRAME PERIODS

COLUMN INTERCHANGEABLE DEMULTIPLEXER STRUCTURE IN DISPLAYS

UNDER-DISPLAY SENSOR OPERATION

DISPLAY DEVICE WITH CONSISTENT LUMINANCE AT DIFFERENT REFRESH RATES

IMAGE CHANGE SEQUENCE TO PREVENT OPTICAL ARTIFACTS IN LOW REFREST R...

POWER SAVING IN OLED DISPLAYS WITH MULTIPLE REFRESH RATES

DISABLING TRANSITIONS WHEN ENCODED INTENSITY IS LOW

ODD AND EVEN ROW SEQUENTIAL DRIVING IN AMOLED WITH PENTILE ARRANGEMENT

REDUCING HOLE BEZEL REGION IN DISPLAYS

POWER LINE DESIGN MODIFICATION TO MITIGATE VERTICAL BAND CROSSTALK

SELECTIVE BLACK LEVEL CONTROL IN ACTIVE MATRIX DISPLAYS

DISPLAY DEVICE WITH HARDWARE THAT DIMS PIXELS

VERTICALLY LONG APERTURES FOR COMPUTING DEVICE CAMERAS

UNDER-DISPLAY FINGERPRINT SENSOR TIMING CONTROL

UNDER-DISPLAY SENSOR OPERATION

UNDER-DISPLAY SENSOR OPERATION

TRIAD SUB-PIXEL ARRANGEMENTS FOR UNDER DISPLAY SENSORS

IMAGE MODIFICATION FOR UNDER-DISPLAY SENSOR

DISPLAY DEVICE WITH REDUCED ROUNDED CORNER BEZEL SIZE

COLUMN INTERCHANGEABLE MUX STRUCTURE IN AMOLED DISPLAYS

END-TO-END CAMERA ARCHITECTURE FOR DISPLAY MODULE

DISPLAY CLOCK SIGNALING WITH REDUCED POWER CONSUMPTION

VARIABLE REFRESH RATE CONTROL USING PWM-ALIGNED FRAME PERIODS

Rejecting Display Leakage Light in Under-Display Sensors

OLED DISPLAY MODULE STRUCTURE FOR MITIGATING DARK SPOT VISIBILITY I...

ADJUSTING PEAK SIGNAL IN TRANSITIONAL FRAME

REDUCING SCREEN CORNER BEZEL SIZE

TECHNIQUE FOR REDUCING DISPLAY CROSSTALK AND SYSTEMS IMPLEMENTING T...

DISPLAY PANEL STRUCTURE WITH UNI-COLOR DATA LINES