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Full-Text Articles in Condensed Matter Physics
True-Time Delay Steering Of Phased Array Radars Using Slow Light, Mark Bashkansky, Zachary Dutton, Armen Gulian, David Walker, Fredrik Fatemi, Michael Steiner
True-Time Delay Steering Of Phased Array Radars Using Slow Light, Mark Bashkansky, Zachary Dutton, Armen Gulian, David Walker, Fredrik Fatemi, Michael Steiner
Mathematics, Physics, and Computer Science Faculty Articles and Research
Application of slow light linear delay to squint-free (true-time delay) steering of phased array radar antennae is discussed. Theoretical analysis is provided on true-time delay radar requirements, including delay precision, amplitude precision, and bandwidth. We also discuss an improvement to the slow light technique based on stimulated Brillouin scattering by using a Faraday rotator mirror that provides temporally stable, linear (with pump power) delay, applicable to practical implementations. Future directions are considered.