Kwok Lee Tang

Title: Kwok Lee Tang: Innovator in Signal Processing Technologies

Introduction

Kwok Lee Tang is a notable inventor based in Ellicott City, MD (US). He has made significant contributions to the field of signal processing, particularly in the context of audio and video recording technologies. With a total of 2 patents, his work showcases innovative methods that enhance the accuracy and security of data transmission.

Latest Patents

Tang's latest patents include groundbreaking technologies that utilize statistical signal processing. One of his patents, titled "Inference of timestamp, location, and signature information using statistical signal processing of powerline data," focuses on systems and methods for applying Electric Network Frequency (ENF) forensic techniques. This invention aims to determine characteristics associated with audio and video recordings, such as the time and location of the recording. The system comprises an ENF forensic database, an ENF extraction processing module, and a comparison processing module, which work together to provide accurate information based on powerline data.

Another significant patent is "Packet processor verification methods and systems," which describes methods and systems for transmitting and receiving data using audio devices without detection by the human ear. This technology includes a modulator that transforms digital data into a modulated signal with a frequency above 20 kHz. The system can be utilized for two-factor authentication, allowing users to securely access remote servers or devices.

Career Highlights

Kwok Lee Tang is currently employed at Lockheed Martin Corporation, where he continues to develop innovative technologies. His work at this leading aerospace and defense company allows him to apply his expertise in signal processing to real-world applications.

Collaborations

Throughout his career, Tang has collaborated with talented individuals such as Michael Panczenko and Alexander Gregory Hrybyk. These collaborations have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Kwok Lee Tang is a distinguished inventor whose work in signal processing has led to significant advancements in audio and video technology. His innovative patents reflect his commitment to enhancing data transmission security and accuracy.