Company Filing History:
Years Active: 2025
Title: Avijit Chatterjee: Innovator in Optical Technologies
Introduction: Avijit Chatterjee is a notable inventor based in West Bengal, India, renowned for his contributions to optical technology. With a focus on developing advanced circuits for optical ring resonators, Chatterjee has made significant strides in the field of thermal stabilization.
Latest Patents: Avijit Chatterjee holds a patent for a "Thermal stabilization circuit for an optical ring resonator." This innovative circuit includes a heater that is thermally coupled to a closed-curve waveguide of the optical ring resonator. It features an analog feedback circuit that creates a fully autonomous feedback loop from a drop port of the bus waveguide to the heater. This design allows for the dynamic control of electrical power to the heater, ensuring precise tuning of the ring resonance wavelength to match the operating laser wavelength. The feedback mechanism is configured to be independent of input power and focuses on efficiency, compact size, tunable time constants, and adjustable wavelength locking. Additionally, the invention encompasses devices such as a ring-based transceiver that incorporates multiple optical ring resonators and their corresponding thermal stabilization circuits.
Career Highlights: Avijit Chatterjee currently works at GlobalFoundries U.S. Inc., a leading semiconductor manufacturer known for its advanced technology solutions. Throughout his career, he has demonstrated a commitment to pioneering innovative solutions in optical technologies, impacting the industry with his expertise.
Collaborations: During his professional journey, Chatterjee has collaborated with esteemed colleagues such as Michal Rakowski and Vaibhav A Ruparelia. These collaborations have contributed to the enhancement of optical technologies and the successful development of his patented innovations.
Conclusion: Avijit Chatterjee's work exemplifies the spirit of innovation within the realm of optical technologies. His patented thermal stabilization circuit for optical ring resonators stands as a testament to his ingenuity and dedication to advancing the field. As he continues his work at GlobalFoundries, Chatterjee remains a pivotal figure in the area of optical engineering, inspiring future generations of inventors and engineers.