Cheng Kim

Title: Innovations by Cheng Kim

Introduction

Cheng Kim is an accomplished inventor based in Lincroft, NJ (US). He has made significant contributions to the field of communications technology, holding a total of 2 patents. His work focuses on enhancing speech detection and echo cancellation in communication systems.

Latest Patents

Cheng Kim's latest patents include "Intelligent Near-End Speech Detection" and "Echo Canceler E-Side Speech Detector." The first patent improves the detection and cancellation of echo in a communications system by utilizing the accumulated knowledge of echo path delay that an adaptive filter acquires. This advancement significantly enhances the ability of a Near-End-Speech (NES) detector to identify the presence of near-end speech. The second patent enhances echo detection by employing a coarse near-end speech detector at the Y-side of an echo canceler and a more accurate detector at the E-side. This method uses a representation of far-end speech and a threshold value to determine the magnitude of the echo canceler output, allowing for precise adjustments to improve detection accuracy.

Career Highlights

Cheng Kim is currently employed at Lucent Technologies Inc., where he continues to innovate in the field of communication technologies. His work has had a profound impact on the efficiency and effectiveness of communication systems.

Collaborations

Cheng has collaborated with notable colleagues, including Donald Lars Duttweiler and Ying Get Tao. Their combined expertise has contributed to the advancement of technologies in their field.

Conclusion

Cheng Kim's contributions to communication technology through his patents demonstrate his innovative spirit and dedication to improving speech detection and echo cancellation. His work continues to influence the industry and pave the way for future advancements.