Company Filing History:
Years Active: 2012
Title: Xiumin Liu: Innovator in Polarization Control Systems
Introduction
Xiumin Liu is a notable inventor based in Ellicott City, MD (US). He has made significant contributions to the field of polarization control systems. His innovative work focuses on enhancing the efficiency and reliability of polarization tracking.
Latest Patents
Xiumin Liu holds a patent for "Polarization control systems and methods with endless polarization tracking using a dithering algorithm." This patent presents a configuration of a polarization control system and an algorithm that enables fast polarization control and tracking while mitigating glitch problems, such as loss of polarization tracking. The system includes multiple stages with tunable orientation and retardation angles, initialized to at least two different values for improved tracking. In normal mode, only the orientation angles are dithered, while in glitch mode, at least one retardation angle is also dithered to enhance glitch detection through error signal data processing.
Career Highlights
Xiumin Liu is currently employed at Ciena Corporation, where he continues to develop advanced technologies in the field of polarization control. His work has been instrumental in pushing the boundaries of what is possible in this area of research.
Collaborations
Xiumin collaborates with talented individuals such as Yunfeng Shen and Shan Zhong, who contribute to the innovative environment at Ciena Corporation.
Conclusion
Xiumin Liu's contributions to polarization control systems exemplify the impact of innovative thinking in technology. His patent and ongoing work at Ciena Corporation highlight his commitment to advancing this critical field.