Lingtao Wang

Title: Innovations of Lingtao Wang in Fingerprint Technology

Introduction

Lingtao Wang is an accomplished inventor based in San Jose, CA. He has made significant contributions to the field of fingerprint technology, particularly in enhancing the security of fingerprint sensors. His innovative approach focuses on distinguishing real fingers from fake ones, which is crucial in various applications.

Latest Patents

Lingtao Wang holds a patent for a method titled "Fake finger detection using ridge features." This patent involves capturing two images of a fingerprint pattern at an ultrasonic fingerprint sensor. The first image is based on ultrasonic signals corresponding to a first time of flight range, while the second image is based on signals from a delayed time of flight range. By quantifying the difference in ridge widths between the two images, the method determines the probability of whether the finger is real or fake. This innovation addresses a critical need for security in biometric systems.

Career Highlights

Lingtao Wang is currently employed at InvenSense, Inc., where he continues to develop cutting-edge technologies in the field of fingerprint recognition. His work has not only advanced the capabilities of fingerprint sensors but has also contributed to the overall security of biometric authentication systems.

Collaborations

Lingtao has collaborated with notable colleagues, including Sina Akhbari and Mei-Lin Chan. Their combined expertise has fostered an environment of innovation and creativity, leading to advancements in fingerprint technology.

Conclusion

Lingtao Wang's contributions to fingerprint technology exemplify the importance of innovation in enhancing security measures. His patent on fake finger detection showcases his commitment to improving biometric systems. Through his work at InvenSense, Inc., he continues to push the boundaries of what is possible in the realm of fingerprint recognition.