William Shieh

Silicon Photonic Carrier-Assisted Differential Detection Receiver With High Electrical Spectral Efficiency for Short-Reach Interconnects

Jingchi Li, Zhen Wang, Honglin Ji, Xingfeng Li, Haoshuo Chen, Ranjith Rajasekharan Unnithan, William Shieh, Yikai Su

Journal article  |  2023  |  JOURNAL OF LIGHTWAVE TECHNOLOGY

Coherent detection is advantageous in achieving high electrical spectral efficiency (ESE) relative to direct detection (DD), due t..

Photonic Integrated Self-Coherent Homodyne Receiver Without Optical Polarization Control for Polarization-Multiplexing Short-Reach Optical Interconnects

Honglin Ji, Zhen Wang, Xingfeng Li, Jingchi Li, Ranjith Rajasekharan Unnithan, Yikai Su, Weisheng Hu, William Shieh

Journal article  |  2023  |  JOURNAL OF LIGHTWAVE TECHNOLOGY

Standard coherent communication technology is being introduced to short-reach optical communications to further scale the link thr..

Complementary Polarization-Diversity Coherent Receiver for Self-Coherent Homodyne Detection With Rapid Polarization Tracking

Honglin Ji, Jingchi Li, Xingfeng Li, Shuangyu Dong, Zhaopeng Xu, Yikai Su, William Shieh

Journal article  |  2022  |  JOURNAL OF LIGHTWAVE TECHNOLOGY

There has been renewed interest in coherent detection to provide high spectral efficiency transmission for short-reach optical int..

Feature issue introduction: ultra-wideband optical communications.

Qunbi Zhuge, Xi Chen, David V Plant, William Shieh

Journal article  |  2022  |  Opt Express

This Feature Issue covers the important aspects to develop ultra-wideband optical communication systems including optoelectronics,..

Deep-learning-enabled high-performance full-field direct detection with dispersion diversity

Xingfeng Li, Shaohua An, Honglin Ji, Jingchi Li, William Shieh, Yikai Su

Journal article  |  2022  |  OPTICS EXPRESS

Data center interconnects require cost-effective photonic integrated optical transceivers to meet the ever-increasing capacity dem..

Silicon Photonics 630-Gb/s Complementary Polarization-Diversity Coherent Receiver with 9-Mrad/s Polarization Tracking Speed for Self-Coherent Homodyne Detection

Honglin Ji, Zhen Wang, Xingfeng Li, Jingchi Li, Ranjith Rajasekharan Unnithan, Weisheng Hu, Yikai Su, William Shieh

Conference Proceedings  |  2022  |  2022 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXHIBITION (OFC)

We demonstrate the first on-chip complementary polarization-diversity coherent receiver (C-PDCR) for rapid polarization tracking o..

Deep-learning Enabled Direct Detection of 42-GBaud Complex-valued DSB 16-QAM Signal

X Li, S An, J Li, H Ji, H Liu, W Shieh, Y Su

Conference Proceedings  |  2022  |  Optics InfoBase Conference Papers

Deep-learning Enabled Direct Detection of 42-GBaud Complex-valued DSB 16-QAM Signal

X Li, S An, J Li, H Ji, H Liu, W Shieh, Y Su

Conference Proceedings  |  2022  |  2022 Conference on Lasers and Electro-Optics, CLEO 2022 - Proceedings

High Electrical Spectral Efficiency Silicon Photonic Receiver with Carrier-Assisted Differential Detection

Jingchi Li, Zhen Wang, Honglin Ji, Xingfeng Li, Haoshuo Chen, Ranjith Rajasekharan Unnithan, William Shieh, Yikai Su

Conference Proceedings  |  2022  |  2022 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXHIBITION (OFC)

We experimentally demonstrate a silicon photonic carrier-assisted differential detection receiver with a single-polarization 224-G..

Computationally-Efficient Sparsely-Connected Multi-Output Neural Networks for IM/DD System Equalization

Z Xu, S Dong, H Ji, JH Manton, W Shieh

Conference Proceedings  |  2022  |  2022 Optical Fiber Communications Conference and Exhibition, OFC 2022 - Proceedings

Low-complexity sparsely-connected multi-output neural networks are proposed for equalization in a 50-Gb/s 25-km PAM4 IM/DD system...