Company Filing History:
Years Active: 2023-2025
Title: Hsueh-Chao Chang: Innovator in Touchpad Technology
Introduction
Hsueh-Chao Chang is a prominent inventor based in Taipei, Taiwan. He has made significant contributions to the field of touchpad technology, holding a total of nine patents. His innovative designs and methods have advanced the functionality and calibration of touchpad modules.
Latest Patents
One of Hsueh-Chao Chang's latest patents is a touchpad module that includes a support member, a printed circuit board assembly (PCBA), and an elastic member. The support member features a protruding portion, while the PCBA is positioned over it and contains a capacitive sensing element that corresponds to the protruding portion. The elastic member is situated between the support member and the PCBA. When the touchpad module is not pressed, the spacing between the capacitive sensing element and the protruding portion is smaller than the thickness of the elastic member. Another notable patent is a method for calibrating the sensed force of a touchpad module. This method involves obtaining a force reference table before the touchpad module is assembled with an electronic device. The calibration process includes placing a calibration block on a specific point after assembly, allowing the force sensing elements to obtain test values, which are then used to calculate compensation ratios for accurate force sensing.
Career Highlights
Hsueh-Chao Chang is currently employed at Primax Electronics Ltd., where he continues to innovate in the field of touchpad technology. His work has been instrumental in enhancing user experience through improved touchpad functionality.
Collaborations
Hsueh-Chao Chang collaborates with talented individuals such as Wei-Chiang Huang and Chao-Wei Lee, contributing to a dynamic and innovative work environment.
Conclusion
Hsueh-Chao Chang's contributions to touchpad technology through his patents and collaborative efforts highlight his role as a leading inventor in the field. His work continues to influence the development of user interface technologies.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.