Location History:
- Taoyuan, TW (2021 - 2022)
- Hsin-Chu, TW (2022)
Company Filing History:
Years Active: 2021-2022
Title: Po-Chao Chang: Innovator in Fingerprint Recognition Technology
Introduction
Po-Chao Chang is a notable inventor based in Taoyuan, Taiwan. He has made significant contributions to the field of fingerprint recognition technology, holding a total of 3 patents. His work focuses on enhancing the accuracy and reliability of fingerprint identification systems.
Latest Patents
One of Po-Chao Chang's latest patents is a real/fake fingerprint recognition device, method, and non-transitory computer readable storage medium. This innovative device includes a light source, a detector, and a processor. The light source is designed to provide both a first color light and a second color light to a fingerprint. The detector receives the first and second reflect light corresponding to these color lights. The processor establishes a first image and a second image based on the reflect light and determines whether the fingerprint is real or fake.
Another significant patent is related to a photosensitive element with a substantially flat interface between the electrode and the photosensitive layer, along with its manufacturing method. This method involves successively depositing layers on a substrate, including a second conductive layer, a photosensitive material layer, and a first top electrode material layer. The process includes patterning these layers to create a functional photosensitive element.
Career Highlights
Po-Chao Chang is currently employed at AU Optronics Corporation, where he continues to innovate in the field of optical technologies. His work has been instrumental in advancing the capabilities of fingerprint recognition systems, making them more secure and efficient.
Collaborations
Throughout his career, Po-Chao Chang has collaborated with talented individuals such as Ruei-Pei Chen and Chao-Chien Chiu. These collaborations have contributed to the development of cutting-edge technologies in his field.
Conclusion
Po-Chao Chang is a prominent inventor whose work in fingerprint recognition technology has led to significant advancements. His patents reflect a commitment to innovation and excellence in the field.