Zobrazeno 1 - 10
of 350
pro vyhledávání: '"Xu, Xingyuan"'
Autor:
Xu, Xingyuan, Moss, David J.
Publikováno v:
Optics Express Volume 32, No. 7, page 11281 (2024)
We report a dual-polarization radio frequency (RF) channelizer based on microcombs. With the tailored mismatch between the FSRs of the active and passive MRRs, wideband RF spectra can be channelized into multiple segments featuring digital compatible
Externí odkaz:
http://arxiv.org/abs/2403.09051
Autor:
Xu, Tengji, Zhang, Weipeng, Zhang, Jiawei, Luo, Zeyu, Xiao, Qiarong, Wang, Benshan, Luo, Mingcheng, Xu, Xingyuan, Shastri, Bhavin J., Prucnal, Paul R., Huang, Chaoran
Integrated photonic neural networks (PNNs) are at the forefront of AI computing, leveraging on light's unique properties, such as large bandwidth, low latency, and potentially low power consumption. Nevertheless, the integrated optical components wit
Externí odkaz:
http://arxiv.org/abs/2401.08180
Autor:
Sun, Yang, Wu, Jiayang, Li, Yang, Xu, Xingyuan, Ren, Guanghui, Tan, Mengxi, Chu, Sai Tak, Little, Brent E., Morandotti, Roberto, Mitchell, Arnan, Moss, David J.
Publikováno v:
Journal of Lightwave Technology Volume 41, (2023)
Microwave photonic (MWP) transversal signal processors offer a compelling solution for realizing versatile high-speed information processing by combining the advantages of reconfigurable electrical digital signal processing and high-bandwidth photoni
Externí odkaz:
http://arxiv.org/abs/2309.07155
Autor:
Sun, Yang, Wu, Jiayang, Tan, Mengxi, Xu, Xingyuan, Li, Yang, Morandotti, Roberto, Mitchell, Arnan, Moss, David
Publikováno v:
Advances in Optics and Photonics Volume 15, Issue 1, pages 86-175 (2023)
Optical microcombs represent a new paradigm for generating laser frequency combs based on compact chip-scale devices, which have underpinned many modern technological advances for both fundamental science and industrial applications. Along with the s
Externí odkaz:
http://arxiv.org/abs/2302.09202
Publikováno v:
Phys. Plasmas 30, 092507 (2023)
Neutral beam current drive (NBCD) on the EAST tokamak is studied by using Monte-Carlo test particle code TGCO. Phase-space structure of the steady-state fast ion distribution is examined and visualized. We find that trapped ions carry co-current curr
Externí odkaz:
http://arxiv.org/abs/2211.10900
Autor:
Xu, Xingyuan, Han, Weiwei, Tan, Mengxi, Sun, Yang, Li, Yang, Wu, Jiayang, Morandotti, Roberto, Mitchell, Arnan, Xu, Kun, Moss, David J.
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics Volume 28, Early Access (2022)
Optical neural networks (ONNs), or optical neuromorphic hardware accelerators, have the potential to dramatically enhance the computing power and energy efficiency of mainstream electronic processors, due to their ultralarge bandwidths of up to 10s o
Externí odkaz:
http://arxiv.org/abs/2209.03252
Autor:
Xu, Xingyuan, Ren, Guanghui, Dubey, Aditya, Feleppa, Tim, Liu, Xumeng, Boes, Andreas, Mitchell, Arnan, Lowery, Arthur J.
Programmable photonic integrated circuits (PICs), offering diverse signal processing functions within a single chip, are promising solutions for applications ranging from optical communications to artificial intelligence. While the scale and complexi
Externí odkaz:
http://arxiv.org/abs/2207.14424
We propose a photonic adaptive Least-Mean-Squares equalizer with an opto-electronic feedback loop to determine the updating of an optical Finite-Impulse-Response filter's weights, enabling dispersion compensation introduced by 30-km fiber based on ou
Externí odkaz:
http://arxiv.org/abs/2111.04969
Integral order photonic RF and microwave signal processors based on soliton crystal Kerr micro-combs
Publikováno v:
IOP Journal of Optics, volume 23, early access (2021)
Soliton crystal micro-combs are powerful tools as sources of multiple wavelength channels for radio frequency (RF) signal processing. They offer a compact device footprint, large numbers of wavelengths, very high versatility, and wide Nyquist bandwid
Externí odkaz:
http://arxiv.org/abs/2110.12862
Autor:
Prayoonyong, Chawaphon, Boes, Andreas, Xu, Xingyuan, Tan, Mengxi, Chu, Sai T., Little, Brent E., Morandotti, Roberto, Mitchell, Arnan, Moss, David J., Corcoran, Bill
Publikováno v:
Journal of Lightwave Technology Volume 39 Early Access (2021)
Optical frequency combs can potentially provide an efficient light source for multi-terabit-per-second optical superchannels. However, as the bandwidth of these multi-wavelength light sources is increased, it can result in low per-line power. Optical
Externí odkaz:
http://arxiv.org/abs/2110.12848