Cheung Auyeung

Title: Innovations of Cheung Auyeung

Introduction

Cheung Auyeung is a notable inventor based in Hoffman Estates, Illinois. He has made significant contributions to the field of multimedia compression systems, holding a total of nine patents. His work focuses on advanced methods for encoding and decoding multimedia data, which are essential for efficient data transmission and storage.

Latest Patents

Among his latest patents is a "Method and apparatus for bound-based adaptive entropy encoding/decoding." This invention provides a sophisticated approach to adaptive entropy encoding and decoding in multimedia compression systems. The encoding process involves parsing quantized transform coefficients into groups, converting them into parameter sets, and adaptively selecting an entropy encoder based on the state of the last parameter set. The decoding process mirrors the encoding method, ensuring efficient data retrieval.

Another significant patent is the "Method and apparatus for scanning of transform coefficients." This invention outlines a method for scanning transform coefficients during encoding and decoding processes. It includes segregating quantized transform coefficients into zones, examining each coefficient, and encoding non-zero coefficients to produce entropy-encoded information bits. The decoding process is designed to reflect the encoding steps, maintaining consistency and efficiency.

Career Highlights

Cheung Auyeung has had a distinguished career, working with prominent organizations such as Motorola Corporation and Northwestern University. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in multimedia technology.

Collaborations

Throughout his career, Auyeung has collaborated with notable individuals, including Stephen N. Levine and Kevin J. O'Connell. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Cheung Auyeung's contributions to multimedia compression technology through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative methods for encoding and decoding data continue to influence advancements in multimedia systems.