Review of capacitive touchscreen technologies: Overview, research trends, and machine learning approaches

H Nam, KH Seol, J Lee, H Cho, SW Jung - Sensors, 2021 - mdpi.com
Touchscreens have been studied and developed for a long time to provide user-friendly and
intuitive interfaces on displays. This paper describes the touchscreen technologies in four …

Capacitive touch systems with styli for touch sensors: A review

OK Kwon, JS An, SK Hong - IEEE Sensors journal, 2018 - ieeexplore.ieee.org
This paper presents the latest progress in development and applications of the capacitive
touch systems (CTSs) with styli. The CTSs, which include the touch sensor, analog front-end …

A 55dB SNR with 240Hz frame scan rate mutual capacitor 30× 24 touch-screen panel read-out IC using code-division multiple sensing technique

H Shin, S Ko, H Jang, I Yun… - 2013 IEEE International …, 2013 - ieeexplore.ieee.org
Capacitive touch-screen technology introduces new concepts to user interfaces, such as
multi-touch, pinch zoom-in/out gestures, thus expanding the smartphone market. However …

A reconfigurable 40-to-67 dB SNR, 50-to-6400 Hz frame-rate, column-parallel readout IC for capacitive touch-screen panels

JE Park, DH Lim, DK Jeong - IEEE Journal of Solid-State …, 2014 - ieeexplore.ieee.org
This paper describes a capacitive touch-screen panel (TSP) readout IC that provides a
reconfigurable SNR and frame rate with high noise immunity and touch sensitivity. The …

A highly noise-immune touch controller using filtered-delta-integration and a charge-interpolation technique for 10.1-inch capacitive touch-screen panels

JH Yang, SH Park, JM Choi, HS Kim… - … Solid-State Circuits …, 2013 - ieeexplore.ieee.org
Capacitive touch-screen panels (TSPs) are widely used in recent high-end mobile products
on the basis of their high quality of touch features, as well as superior visibility and durability …

A Noise-Immunity-Enhanced Analog Front-End for Touch-Screen Controllers With 20- Noise Tolerance at 100 kHz

JE Park, J Park, YH Hwang, J Oh… - IEEE Journal of Solid …, 2019 - ieeexplore.ieee.org
This paper describes the design of an analog front-end (AFE) for capacitive touch-screen
controllers that provide highly enhanced noise immunity. The proposed AFE mitigates …

A noise-immune high-speed readout circuit for in-cell touch screen panels

JH Yang, SC Jung, YS Son, ST Ryu… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Delta-Integration, a novel readout method, is introduced in an effort to solve the noise and
speed issues impeding the performance of in-cell touch screen panels. In the proposed …

Mutual capacitive sensing touch screen controller for ultrathin display with extended signal passband using negative capacitance

CJ Lee, JK Park, C Piao, HE Seo, J Choi, JH Chun - Sensors, 2018 - mdpi.com
Flexible and thin displays for smart devices have a large coupling capacitance between the
sensor electrode of the touch screen panel (TSP) and the display electrode. This increased …

Integrated active-matrix capacitive sensor using a-IGZO TFTs for AMOLED

Y Chen, D Geng, J Jang - IEEE Journal of the Electron Devices …, 2018 - ieeexplore.ieee.org
We report a capacitive touch sensor using a-IGZO TFTs as active components to improve
touch sensitivity and output robustness. The output potential difference between …

[图书][B] A flexible multi-functional touch panel for multi-dimensional sensing in interactive displays

S Gao, A Nathan - 2019 - cambridge.org
Touch screen panels (TSPs) have become an integral part of modern-day lifestyle. To
enhance user experience, attributes such as form-factor flexibility, multi-dimensional …