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Title: Christine Fragouli: Innovator in Channel Estimation Technologies
Introduction
Christine Fragouli is a prominent inventor based in Madison, NJ (US), known for her significant contributions to the field of telecommunications. With a total of eight patents to her name, she has made remarkable advancements in channel estimation techniques, particularly for systems utilizing multiple antennas.
Latest Patents
One of Christine's latest patents focuses on training-based channel estimation for multiple antennas. This innovation addresses the challenges associated with designing multiple training sequences for systems with several transmit antennas. By employing a single sequence, the complexity of developing necessary multiple sequences is greatly reduced. The selected sequence is designed to create sequences that exhibit an impulse-like autocorrelation function and zero cross correlations. This method allows for the realization of sequences of any desired length for an arbitrary number of channel taps. Furthermore, the created sequences can be aligned with a standard constellation used in transmitting information symbols, ensuring that a common constellation mapper is utilized for both information signals and training sequences. In certain applications, the training sequence may be encoded using the same encoder as the information symbols, allowing for both block and trellis coding in various embodiments.
Career Highlights
Throughout her career, Christine has worked with notable companies, including AT&T Intellectual Property II, L.P. Her work has significantly impacted the telecommunications industry, particularly in enhancing the efficiency and effectiveness of channel estimation methods.
Collaborations
Christine has collaborated with esteemed colleagues, including Naofal Mohammed Al-Dhahir and William Turin. These partnerships have contributed to her innovative work and the development of her patents.
Conclusion
Christine Fragouli's contributions to channel estimation technologies exemplify her dedication to innovation in telecommunications. Her patents reflect her expertise and commitment to advancing the field, making her a notable figure in the industry.