Company Filing History:
Years Active: 2004-2006
Title: Wallace Y W Cheng: A Pioneer in Capacitive Sensor Technology
Introduction
Wallace Y W Cheng, based in Hsinchu, Taiwan, is an accomplished inventor with a remarkable portfolio of four patents. His contributions to the field of sensor technology, particularly capacitive fingerprint sensors, have significantly advanced the capabilities of electronic devices.
Latest Patents
Cheng's latest innovations include a groundbreaking capacitive fingerprint sensor. This device features a 2D array of capacitive sensing members that employ a charge-sharing principle to accurately read signals. The design includes an insulating surface layer, a sense electrode, a reference electrode, a reference capacitor, and a signal reading circuit, which work together to form a sense capacitor upon contact with a finger. Additionally, Cheng has developed a chip-type sensor that protects against electrostatic discharge (ESD), stress damages, and contamination interference. This sensor incorporates a multi-layer protection structure that employs various stresses to safeguard the substrate beneath.
Career Highlights
Throughout his career, Cheng has honed his expertise while working at notable companies such as Lightuning Tech Inc. and Ligh Tuning Technology Inc. His relentless pursuit of innovation in electronics has led to significant advancements, particularly in the realm of capacitive sensing technologies.
Collaborations
Cheng's work has been complemented by fruitful collaborations with esteemed colleagues, including Bruce C S Chou and Chen-Chih Fan. These partnerships have facilitated a dynamic exchange of ideas and further propelled advancements in sensor technology.
Conclusion
Wallace Y W Cheng stands out as a visionary inventor whose work in capacitive sensors has profound implications in various applications. His latest patents reflect his commitment to innovation and excellence, positioning him as a key player in the field of electronics and sensor technology. As the industry continues to evolve, Cheng's contributions are sure to inspire future innovations.
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