18239225. TOUCH TEST DEVICE AND METHOD FOR DISPLAY DEVICE simplified abstract (Samsung Display Co., LTD.)
Contents
TOUCH TEST DEVICE AND METHOD FOR DISPLAY DEVICE
Organization Name
Inventor(s)
Seung Rok Lee of Yongin-si (KR)
Jin Woo Park of Yongin-si (KR)
Tae Joon Kim of Yongin-si (KR)
Jung Mok Park of Yongin-si (KR)
TOUCH TEST DEVICE AND METHOD FOR DISPLAY DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18239225 titled 'TOUCH TEST DEVICE AND METHOD FOR DISPLAY DEVICE
The patent application describes a touch test device for a display device, which includes a loading unit that receives the display device. The display device has a touch sensing unit with driving electrodes and sensing electrodes, along with a touch driving circuit that drives these electrodes and detects touch signal data and touch nodes.
- The test processing circuit calculates parameter values inversely proportional to resistance deviations of the electrodes and touch nodes, providing corrected touch data.
- The device detects defects in the electrodes based on the corrected touch data analysis.
- The innovation aims to improve the accuracy and reliability of touch sensing in display devices.
- By analyzing resistance deviations and touch data, the device can identify and address defects in the electrodes.
- This technology enhances the performance and functionality of touchscreens in various electronic devices.
Potential Applications: - Consumer electronics such as smartphones, tablets, and laptops - Industrial touch panel displays - Automotive touchscreens - Medical devices with touch interfaces
Problems Solved: - Improving touch sensitivity and accuracy in display devices - Detecting and addressing defects in touch electrodes - Enhancing user experience with touchscreens
Benefits: - Increased accuracy and reliability of touch sensing - Improved performance of touchscreens - Enhanced user interaction with electronic devices
Commercial Applications: Title: Advanced Touch Test Device for Display Devices This technology can be utilized in the development and manufacturing of various electronic devices with touchscreens, enhancing their performance and reliability in the market.
Questions about the technology: 1. How does the touch test device improve the accuracy of touch sensing in display devices? 2. What are the potential applications of this technology in different industries?
Original Abstract Submitted
A touch test device for a display device, includes a loading unit receiving a display device. The display device includes a touch sensing unit having driving electrodes and sensing electrodes. A touch driving circuit driving the driving electrodes and the sensing electrodes and detecting touch signal data for the driving electrodes, sensing signal data for the sensing electrodes, and touch data of touch nodes positioned at intersections between the driving electrodes and the sensing electrodes. A test processing circuit calculates parameter values inversely proportional to resistance deviations of the driving electrodes and the sensing electrodes, performs an arithmetic operation on the parameter values and the touch data of the touch nodes to provide corrected touch data, and detects defects in the driving electrodes and the sensing electrodes according to a result of comparing and analyzing the corrected touch data.
