A 1.08ms Ultrafast Scanning Capacitive Touch-Screen Sensor Interface with Charge-Interpolated Common-Mode Compensation and Host-Based Adaptive Median Filtering

Author:

Choi Jonghang1,Kim Subin2,Lee Yongjun1,Heo Sanghyun3,Jung Keum-Dong3,Hwang Young-Ha4,Park Jun-Eun1

Affiliation:

1. Sungkyunkwan University,Korea

2. LX Semicon,Korea

3. Samsung Display,Korea

4. Soongsil University,Korea

Funder

Korea Evaluation Institute of Industrial Technology(KEIT)

MOTIE

IC Design Education Center(IDEC)

Publisher

IEEE

Reference7 articles.

1. A Noise-Immunity-Enhanced Analog Front-End for $36\times64$ Touch-Screen Controllers With 20-$\text{V}_{\text{PP}}$ Noise Tolerance at 100 kHz

2. A Mutual Capacitance Touch Readout IC With 64% Reduced-Power Adiabatic Driving Over Heavily Coupled Touch Screen

3. A 1.8-V 6.9-mW 120-fps 50-Channel Capacitive Touch Readout With Current Conveyor AFE and Current-Driven $\Delta \Sigma $ ADC

4. An Always-On 0.53-to-13.4 mW Power-Scalable Touchscreen Controller for Ultrathin Touchscreen Displays With Current-Mode Filter and Incremental Hybrid $\Delta\Sigma$ ADC;Hwang,2019

5. A 3.9kHz-frame-rate capacitive touch system with pressure/tilt angle expressions of active stylus using multiple-frequency driving method for 65“$104\times 64$ touch screen panel;An,2017

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