Lee Dardis

Title: Lee Dardis: Innovator in Quadrature Phase Shift Keying Technology

Introduction

Lee Dardis is a notable inventor based in San Jose, California. She has made significant contributions to the field of optical transmitters, particularly in the area of quadrature phase shift keying (QPSK) technology. Her innovative approach has led to advancements that enhance the performance of optical communication systems.

Latest Patents

Lee Dardis holds a patent titled "Alignment of in-phase and quadrature data in quadrature phase shift keying optical transmitters." This patent addresses the detection of I/Q data skew in a QPSK modulator. The method involves sending identical or complementary data streams to the I and Q channel PSK modulators, setting the relative carrier phase between I and Q to zero or π, and monitoring the average QPSK output power. The data streams sent to the I and Q channels include streams of alternating ones and zeroes. This innovative technique has the potential to improve the efficiency and reliability of optical communication systems.

Career Highlights

Lee Dardis is currently employed at Opnext Subsystems, Inc., where she continues to work on cutting-edge technologies in optical communications. Her expertise and dedication to innovation have made her a valuable asset to her team and the industry as a whole.

Collaborations

Lee collaborates with talented professionals in her field, including her coworker Sunil Kumar Singh Khatana. Together, they work on projects that push the boundaries of optical technology and enhance communication systems.

Conclusion

Lee Dardis is a pioneering inventor whose work in quadrature phase shift keying technology has made a significant impact on optical communication. Her contributions continue to shape the future of this vital field.