Dazhi Wei

Title: Innovations by Dazhi Wei in Capacitive Touch Panel Technology

Introduction

Dazhi Wei, based in Austin, TX, is a prolific inventor with a remarkable portfolio comprising 21 patents. His work primarily focuses on advancements in capacitive touch panel technology, showcasing innovative techniques that enhance the functionality and efficiency of touchscreen devices.

Latest Patents

Among his latest patents, Dazhi Wei has developed groundbreaking techniques for self-capacitor sensing in capacitive touch panels. One notable patent, "Self-capacitor sensing using alternating-current-mode bridge with global current rotation for capacitive touch panels," outlines a multi-branch AC-mode bridge approach. This method utilizes global current rotation to achieve self-capacitor sensing, facilitating differential readout in a touchscreen environment.

Additionally, his patent for "Low-noise self-capacitor sensing for capacitive touch panels" details a system where each channel in a touch panel array can accurately detect local touch events. This involves using a locally noise-suppressed discharge current to read the self-capacitance of each channel and produce a differential voltage sample that indicates the presence or absence of a touch event.

Career Highlights

Dazhi Wei has had an impressive career at notable companies such as Silicon Laboratories Inc. and Shenzhen Goodix Technology Co., Ltd. His contributions to these organizations have significantly enhanced their capabilities in the field of touch technology.

Collaborations

Throughout his career, Dazhi has collaborated with talented professionals, including Alan Lee Westwick and Chao Yang. These collaborations have played a crucial role in advancing his research and patent developments.

Conclusion

Dazhi Wei’s contributions to capacitive touch panel technology represent a significant stride in innovation. His extensive patent portfolio not only highlights his technical prowess but also underscores the importance of collaboration and continuous improvement in the field of electronics. As technology evolves, Dazhi remains at the forefront, setting new standards for what is possible in touch-sensitive device functionality.