A large-screen touch control and feedback method and terminal

By combining capacitive and ultrasonic sensors and data fusion processing, along with multi-level filters and multi-mode haptic feedback technology, the accuracy and feedback issues of large-screen touchscreens have been solved, achieving high-precision touch detection and diverse haptic feedback, thus improving the user experience.

CN122131927APending Publication Date: 2026-06-02FUJIAN TQ DIGITAL
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
FUJIAN TQ DIGITAL
Filing Date
2024-12-02
Publication Date
2026-06-02

AI Technical Summary

Technical Problem

Existing touchscreen technology suffers from problems such as decreased touch accuracy on large screens, high cost of multi-touch, significant impact from environmental interference, and limited and inaccurate tactile feedback, all of which affect the user experience.

Method used

It employs capacitive and ultrasonic sensors working together, and performs noise filtering and data fusion processing through a control module. Combined with multi-level filters and Kalman filters, it improves the signal-to-noise ratio of touch signals, and combines piezoelectric elements, linear resonant drivers and electromagnetic vibrators to provide diverse tactile feedback.

Benefits of technology

It improves the accuracy and response speed of touch detection, provides diverse and precise tactile feedback, enhances the user's immersion and realism, and significantly improves the user experience.

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Abstract

This invention discloses a large-screen touch control and feedback method and terminal. The method includes the following steps: in response to touch behavior, acquiring first touch sensing data using a touch sensor, the touch sensor including a capacitive sensor and an ultrasonic sensor; performing noise filtering and data fusion processing on the first touch sensing data through a control module to obtain second touch sensing data; adjusting the display content according to the touch point position in the second touch sensing data; and adjusting the touch feedback effect according to the touch force data in the second touch sensing data. This invention improves the accuracy and response speed of touch detection by coordinating the operation of capacitive and ultrasonic sensors to acquire first touch sensing data, and then performing noise filtering and data fusion processing on the first touch sensing data to obtain second touch sensing data, thereby providing diverse and accurate tactile feedback and significantly enhancing the user experience.
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