Chung-An Tang

Title: Innovations of Chung-An Tang

Introduction

Chung-An Tang is a notable inventor based in Hsin-Chu Hsien, Taiwan. He has made significant contributions to the field of fingerprint sensing technology, holding a total of four patents. His work focuses on enhancing the functionality and reliability of fingerprint sensing devices.

Latest Patents

One of his latest patents is an operating method for a fingerprint sensing device and fingerprint sensing system. This system includes a fingerprint sensing device and a power supply circuit. The fingerprint sensing device features a high-voltage input terminal and a low-voltage input terminal. During the scan phases, the power supply circuit provides a first voltage to the high-voltage input terminal and a second voltage to the low-voltage input terminal. In the read phases, the circuit supplies a third voltage to the high-voltage input terminal and a fourth voltage to the low-voltage input terminal. The first voltage difference is greater than the second voltage difference, enhancing the device's performance.

Another significant patent is for a fingerprint sensor that includes electrostatic discharge (ESD) protection. This sensor features a first ESD protection electrode and a second ESD protection electrode. The first electrode is connected to an ESD protection circuit, providing an ESD path. Both electrodes are formed in the same layer of the fingerprint sensor, ensuring effective protection against electrostatic discharge.

Career Highlights

Chung-An Tang is currently employed at Elan Microelectronics Corporation, where he continues to innovate in the field of fingerprint sensing technology. His work has contributed to advancements in security and user authentication systems.

Collaborations

He has collaborated with notable coworkers, including Chao-Chi Yang and Tsung-Yin Chiang, who have also contributed to the development of innovative technologies in their respective fields.

Conclusion

Chung-An Tang's contributions to fingerprint sensing technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the technical challenges in this field and a dedication to improving user experience and security.