Current Research Topics
Papers are posted under respective research areas.
Devices and Subsystems
Optical frequency comb generators using resonator-enhanced electro-optic modulation.
Single- or multi-mode optical fibers: topology optimization-based design.
Multi-core erbium-doped fiber amplifiers.
Data center systems: optical interfaces co-packaged with electrical switches; low-power coherent optical receivers; frequency comb-based systems.
Ultra-long-haul submarine systems: optimized optical amplification and spatial multiplexing.
Ultra-long-haul spatially multiplexed systems: impact of polarization- or mode-dependent gain; mitigation via diversity and nonlinear detection methods.
Fiber Kerr nonlinearity mitigation using line coding.
Free-space optical communication: stochastic eigenmodes of turbulent channels; modal turbulence compensation methods; spatial multiplexing.
Free-space optical transfer of frequency, time and position.
Return to Joseph M. Kahn's home page.
Last modified: August 15, 2019.