Sethumadhavan Chandrasekhar

Title: The Innovations of Sethumadhavan Chandrasekhar

Introduction

Sethumadhavan Chandrasekhar is a prominent inventor based in Matawan, NJ (US). He has made significant contributions to the field of optical communication, holding a total of 11 patents. His work has advanced the technology used in optical signal modulation and reception.

Latest Patents

Chandrasekhar's latest patents include "Duobinary modulation with a lumped-element Mach-Zehnder device" and "Optical receiver apparatus and method." The first patent describes a method for achieving duobinary and NRZ modulation of an X-Gb/s optical signal using a lumped element InP Mach-Zehnder device. This device is configured to operate at X/k-Gb/s, where k is greater than 1, and is arranged in a push-pull configuration. The second patent outlines a method and apparatus for receiving narrowband filtered optical PSK signals. This includes converting PSK optical signals into intensity-modulated signals at a receiver and introducing a desired amplitude imbalance between the first and second intensity-modulated signals to enhance receiver performance.

Career Highlights

Chandrasekhar has worked with notable companies such as Lucent Technologies Inc. and Alcatel-Lucent USA Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical technology.

Collaborations

Some of his notable coworkers include Peter Johannes Winzer and Christopher Richard Doerr. Their collaboration has contributed to the advancement of optical communication technologies.

Conclusion

Sethumadhavan Chandrasekhar's contributions to optical communication through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence advancements in technology.