Inventor

CHOI YOON-KYUNG

KR52 patents

⚠️ This page may combine multiple inventors who share the name “CHOI YOON-KYUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHOI YOON-KYUNG

SAMSUNG ELECTRONICS CO LTD

Circuits and methods for improving slew rate of differential amplifiers

Apparatus and method for driving fingerprint sensing array provided in touchscreen, and driver integrated circuit for driving the touchscreen including the fingerprint sensing array

Digital-to-analog conversion circuit and column driver including the same

Touch sensing apparatus, touch sensing method, touch sensing system, and display system using the same

Touch screen controller, touch sensing device, and touch sensing method

Method of segmenting multiple touches in touch sensing system

Backlight driver, backlight device including the same, and operating method of the backlight device

Touch display system including a power management integrated circuit providing modulated ground voltage to a display system and a touch system

Touch screen controller, system and method

Touch controller, touch sensing device including the touch controller, operating method of touch controller

Touch controller having increased sensing sensitivity, and display driving circuit and display device and system having the touch controller

Touch controller having increased sensing sensitivity, and display driving circuit and display device and system having the touch controller

Touch controller having increased sensing sensitivity, and display driving circuit and display device and system having the touch controller

Touch screen sensor integrated circuit, a method of operating the same, and a system including the same

Touch sensor controller, operating method of touch sensor controller, and touch screen driving circuit

Semiconductor device and semiconductor system for producing noise differences between points of time

Touch controller, touch sensing device, and touch sensing method

Touch sensor and sensor array

Touch processor, touch display driver integrated circuit chip including touch processor, and method of operating touch processor

Touch controller, touch sensing device including the touch controller, operating method of touch controller

Touch panel controller for sensing change in capacitance

Touch sensor controller

Touch controller, touch screen driving circuit comprising the same, and method of operating touch screen driving circuit

Touch screen panel, touch sensing controller, and touch sensing system including the same

Cyclic digital to analog converter in pipeline structure

Bit-adjacency capacitor-switched DAC, method, driver and display device

Touch sensor controller, operating method of touch sensor controller, and touch screen driving circuit

Capacitive touch panel and method for acquiring capacitance values

Noise avoiding device and method, and noise compensation device and method in touch-sensing panel

Capacitive touch panel and method of driving capacitive touch panel

Touch screen panel, touch sensing controller, and touch sensing system including the same

Circuit for cancelling offset capacitance of capacitive touch screen panel and device including the same

Touch screen controller using adaptive filter control and touch screen system having the same

KIM HYOUNG-RAE

Digital-to-analog converter, source driving circuit and display device having the same

Charge pump circuit and voltage converter using the same

Gate driver without pre-charging capacitor in gate driving circuit

BYUN SAN-HO

Method and apparatus compensating noise in touch panel

Touch controllers, methods thereof, and devices having the touch controllers

KIM HYOUNG RAE

Large size capacitive touch screen panel

Touch controller having increased sensing sensitivity, and display driving circuit and display device and system having the touch controller

BAEK JONG-HAK

Hybrid digital to analog converter, source driver, and liquid crystal display device

KIM JIN-BONG

Touch controller including a plurality of detectors to detect electrical change, electronic device and display device including touch controller, and touch sensing method

KIM KI-DUK

Touch screen sensor integrated circuits, methods of operating the same, and systems having the touch screen sensor integrated circuits

JEON HEON SU

Light emitting device having photonic crystal structure

PARK JONG-KANG

Adaptive digital filtering method and apparatus in touch sensing system

SONG NAM JIN

Amplifier circuits in which compensation capacitors can be cross-connected so that the voltage level at an output node can be reset to about one-half a difference between a power voltage level and a common reference voltage level and methods of operating the same

POSTECH ACAD IND FOUND

Method for preparing optically active amines

YU JAE-SUK

Multi-touch sensing circuit

KWON HYUNG-DAL

Value adjustment methods, value adjustment signal processing apparatus, and image display systems using the same

WU ZHONGYUAN

Charge pump circuits and apparatuses having the same