Four-dimensional direct detection receiver enabling Jones-space field recovery with phase and polarization diversity

Q Wu, Y Zhu, X Li, H Jiang, C Cheng, M Fu… - Photonics …, 2024 - opg.optica.org
Data centers, the engines of the global Internet, rely on powerful high-speed optical
interconnects. In optical fiber communication, classic direct detection captures only the …

Edge-Carrier-Assisted Phase Retrieval At Low CSPR and Low Dispersion Diversity With Deep Learning

D Orsuti, M Santagiustina, A Galtarossa… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
We investigate the performance of deep learning in recovering the complex-valued field of a
weak-carrier-assisted single side-band signal from two intensity measurements that are …

Deep learning and random light structuring ensure robust free-space communications

X Li, Y Wang, X Liu, Y Ma, Y Cai… - Applied Physics …, 2024 - pubs.aip.org
Having shown early promise, free-space optical (FSO) communications face formidable
challenges in the age of information explosion. The ever-growing demand for greater …

Continuously tunable silicon waveguide optical switched delay line based on grating-assisted contradirectional coupler

Z Xie, D Wang, Q Wang, H Niu, B Yun, G Hu, Y Cui - Optics Express, 2024 - opg.optica.org
The integrated optical delay line plays a crucial role in microwave photonic chips.
Continuous tunability is a growing trend in filtering and beamforming techniques of …

Four-dimensional direct detection with Jones space optical full-field recovery

Q Wu, Y Zhu, H Jiang, M Fu, Y Zhang, Q Zhuge… - arXiv preprint arXiv …, 2022 - arxiv.org
Data centers, the engines of the global Internet, are supported by massive high-speed
optical interconnects. In optical fiber communication, the classic direct detection obtains only …

Silicon photonic direct-detection phase retrieval receiver

B Stern, H Chen, K Kim, H Huang… - 49th European …, 2023 - ieeexplore.ieee.org
Silicon photonic direct-detection phase retrieval receiver Page 1 Silicon Photonic Direct-Detection
Phase Retrieval Receiver Brian Stern, Haoshuo Chen, Kwangwoong Kim, Hanzi Huang, Jie …

Mode-Coupling-Driven Frequency Stabilization in Semiconductor Lasers with Bragg Grating Waveguide

MR Mahani, IA Nechepurenko, Y Rahimof… - arXiv preprint arXiv …, 2024 - arxiv.org
Precisely stabilizing laser frequency is crucial for advancing laser technology and unlocking
the full potential of various quantum technologies. Here, we propose a compact device for …

Nested spiral chirped waveguide Bragg gratings for tunable dispersion compensation

Z Du, T Zhang, Z Liu, T Zuo… - … European Conference on …, 2023 - ieeexplore.ieee.org
A novel low-loss on-chip optical dispersion compensator based on nested spiral chirped
waveguide Bragg gratings is proposed. As a proof-of-concept demonstration, the device …

Large Dispersion Silicon Bragg Grating with Integrated Phase Shifter Array

B Stern, H Chen, K Kim… - 2023 Conference on …, 2023 - ieeexplore.ieee.org
Large Dispersion Silicon Bragg Grating with Integrated Phase Shifter Array Page 1 Large
Dispersion Silicon Bragg Grating with Integrated Phase Shifter Array Brian Stern , Haoshuo …

[PDF][PDF] Ultra-compact silicon photonics highly dispersive elements for low-latency signal processing: supplement

S KAUSHAL, A ROBERGE, R KASHYAP, J AZAÑA - scholar.archive.org
Ultra-compact silicon photonics highly dispersive elements for low-latency signal processing:
supplement Page 1 Supplemental Document Ultra-compact silicon photonics highly dispersive …