Company Filing History:
Years Active: 2001
Title: Yui Man Lui: Innovator in Digital Watermarking Technology
Introduction
Yui Man Lui is a prominent inventor based in Middle Island, NY (US). She has made significant contributions to the field of digital image processing, particularly in watermarking technology. Her innovative approach has led to the development of a unique method for detecting and inserting watermarks in digital images.
Latest Patents
Yui Man Lui holds a patent for her invention titled "Rotation, scale, and translation resilient public watermarking for images using a log-polar Fourier transform." This patent describes a method for detecting a watermark signal in digital image data. The process involves computing a log-polar Fourier transform of the image data to obtain a log-polar Fourier spectrum. It further includes projecting the spectrum down to a lower dimensional space to extract a signal, comparing this signal to a target watermark, and determining the presence or absence of the watermark in the image data. Additionally, the patent outlines a method for inserting a watermark signal into digital image data, ensuring the integrity and security of the images.
Career Highlights
Yui Man Lui is currently employed at Signafy, Inc., where she continues to advance her research and development in watermarking technologies. Her work has garnered attention for its practical applications in protecting digital content.
Collaborations
Yui has collaborated with notable professionals in her field, including Jeffrey A Bloom and Ingemar J Cox. These collaborations have further enriched her research and contributed to the advancement of watermarking techniques.
Conclusion
Yui Man Lui is a trailblazer in the realm of digital watermarking, with her innovative methods paving the way for enhanced security in digital images. Her contributions are vital in the ongoing evolution of image processing technologies.