Silicon Photonic Carrier-Assisted Differential Detection Receiver With High E…
Coherent detection is advantageous in achieving high electrical spectral efficiency (ESE) relative to direct detection (DD), due to its capability of field recovery. However, the stringent requirem…
Photonic Integrated Self-Coherent Homodyne Receiver Without Optical Polarizat…
Standard coherent communication technology is being introduced to short-reach optical communications to further scale the link throughput by leveraging more degrees of freedom of an optical channel…
Modulation Bandwidth Enhancement and Frequency Chirp Suppression in Two-Secti…
We demonstrate a two-section distributed feedback (DFB) laser for direct modulation based on the reconstruction equivalent chirp (REC) technology. The two-section DFB laser exhibits a stable single…
Experimental Phase Stabilization of a 397-Channel Laser Beam Array Via Image …
A phase-locking module is firstly validated for coherent beam combining (CBC) systems of near 400 laser beams in dynamic noise environment. It is based on a 2-dimensional image processing in the ph…
Comparing the Performance of Evolutionary Algorithms for Sparse Multi-Objecti…
Many real-world multi-objective optimization problems (MOPs) are characterized by a large number of decision variables, where the decision variables are mostly set to zero in the Pareto optimal sol…
Sinusoidal-Core Long Period Fiber Grating for Refractive Index Measurement
Optic fiber sensors for refractive index (RI) measurement have brought about widespread attention in an extensive range owing to their unique properties. In this paper, we theoretically analyzed an…
All-Fiber Near-Field Optical Tweezer : Reducing Thermal Disturbance
Trapping nanoscale particles in a stable and non-destructive way is of great importance to life sciences. Near-field optical tweezers are a common way to trap nanoparticles. Here we propose and dem…
Complementary Polarization-Diversity Coherent Receiver for Self-Coherent Homo…
There has been renewed interest in coherent detection to provide high spectral efficiency transmission for short-reach optical interconnects. However, the expensive high-stable laser sources may pr…
A 1.4-kW Mode-Controllable Fiber Laser System
We demonstrated a mode-controllable fiber laser system with output power of 1.4 kW level. The system consists of a kilowatt-scale master oscillator power amplifier and an active feedback control sy…
FTN SSB 16-QAM Signal Transmission and Direct Detection Based on Tomlinson-Ha…
We propose and experimentally demonstrate a Tomlinson-Harashima precoding (THP) scheme with the coefficients computed by simulations. It realizes spectrally efficient faster-than-Nyquist (FTN) sign…
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