Hao Song
0000-0002-4118-6898
37 papers found
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Automatic Turbulence Resilience in Pilot-Assisted Self-Coherent Free-Space Optical Communications
Optical ranging through underwater scattering using z-dependent angular rotation of a spatially structured beam
Turbulence mitigation of four mode-division-multiplexed QPSK channels in a pilot-assisted self-coherent free-space optical link using a photodetector array and DSP-based channel demultiplexing
Adaptive-optics-based turbulence mitigation in a 400 Gbit/s free-space optical link by multiplexing Laguerre–Gaussian modes varying both radial and azimuthal spatial indices
Utilizing Structured Modal Beams in Free-Space Optical Communications for Performance Enhancement
Space–time wave packets with reduced divergence and tunable group velocity generated in free space after multi-mode fiber propagation
Demonstration of optically-assisted reconfigurable average of two 20-Gbaud 4-phase-encoded data channels using nonlinear wave mixing
Experimental demonstration of an optics-based 4-PSK half-adder using nonlinear wave mixing
Orbital Angular Momentum Beams for High-Capacity Communications
Automatic turbulence mitigation for coherent free-space optical links using crystal-based phase conjugation and fiber-coupled data modulation
A THz Integrated Circuit Based on a Pixel Array to Mode Multiplex Two 10-Gbit/s QPSK Channels Each on a Different OAM Beam
Demonstration of Turbulence-Resilient Self-Homodyne 12-Gbit/s 16-QAM Free-Space Optical Communications Using a Transmitted Pilot Tone
Generation of OAM-carrying space-time wave packets with time-dependent beam radii using a coherent combination of multiple LG modes on multiple frequencies
Tunability of space-time wave packet carrying tunable and dynamically changing OAM value
Turbulence-resilient pilot-assisted self-coherent free-space optical communications using a photodetector array for bandwidth enhancement
Experimental demonstration of a “pin-like” low-divergence beam in a 1-Gbit/s OOK FSO link using a limited-size receiver aperture at various propagation distances
Experimental demonstration of dynamic spatiotemporal structured beams that simultaneously exhibit two orbital angular momenta by combining multiple frequency lines, each carrying multiple Laguerre–Gaussian modes
Demonstration of turbulence mitigation in a 200-Gbit/s orbital-angular-momentum multiplexed free-space optical link using simple power measurements for determining the modal crosstalk matrix
Utilizing multiplexing of structured THz beams carrying orbital-angular-momentum for high-capacity communications
Experimental Demonstration of a 100-Gbit/s 16-QAM Free-Space Optical Link Using a Structured Optical “Bottle Beam” to Circumvent Obstructions
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