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检索条件"机构=State Key Laboratory of Advanced Optical Communications System and Networks"
637 条 记 录,以下是31-40 订阅
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Delta-Sigma Modulation with Coherent Detection for High-Fidelity 4194304-QAM Transmission at 71.5dB SNR
Delta-Sigma Modulation with Coherent Detection for High-Fide...
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2021 Asia communications and Photonics Conference, ACP 2021
作者: Zhu, Yixiao Fang, Xiansong Yin, Longjie Zhang, Lei Zhang, Fan Hu, Weisheng State Key Laboratory of Advanced Optical Communication System and Networks Shanghai Jiao Tong University Shanghai200240 China State Key Laboratory of Advanced Optical Communication System and Networks Peking University Beijing100871 China
We experimentally demonstrate 1/2-bit delta-sigma modulation and transmission in a 40Gbaud QPSK/16-QAM coherent system. After 24km SSMF transmission, up to 2.5Gbaud 4194304-QAM Nyquist signal is successfully transmitt... 详细信息
来源: 评论
IF-Free Sub-6GHz and mmW Band Integrated ROF Fronthaul Using Low-Pass Delta-Sigma Modulator and RZ Shaping  49
IF-Free Sub-6GHz and mmW Band Integrated ROF Fronthaul Using...
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49th European Conference on optical communications, ECOC 2023
作者: Zhu, Yixiao Fang, Xiansong Zhang, Chenbo Xu, Yicheng Zhuge, Qunbi Xie, Xiaopeng Zhang, Fan Hu, Weisheng State Key Laboratory of Advanced Optical Communication System and Networks Shanghai Jiao Tong University Shanghai200240 China State Key Laboratory of Advanced Optical Communication System and Networks Peking University Beijing100871 China
We propose a low-complexity and IF-free radio-over-fiber scheme using low-pass delta-sigma modulator and RZ shaping for both sub-6GHz and millimeter-wave bands. Up to 262144-QAM, 65536-QAM and 4096-QAM formats are exp... 详细信息
来源: 评论
Digital-Analog Mobile Fronthaul with Efficient SNR Scaling
Digital-Analog Mobile Fronthaul with Efficient SNR Scaling
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2024 Signal Processing in Photonic communications, SPPCom 2024
作者: Zhu, Yixiao Zhang, Chenbo Fang, Xiansong Xu, Yicheng Zhang, Ziheng Zhang, Fan Zhuge, Qunbi Xie, Xiaopeng Hu, Weisheng State Key Laboratory of Advanced Optical Communication System and Networks Shanghai Jiao Tong University Shanghai200240 China State Key Laboratory of Advanced Optical Communication System and Networks Peking University Beijing100871 China
We overview the principle of hybrid digital-analog radio-over-fiber technique for high-fidelity and high spectral efficiency mobile fronthaul. The SNR scaling law is theoretically derived and compared with the existin... 详细信息
来源: 评论
203.6Tb/s CPRI-Equivalent Rate 1024-QAM DA-RoF Fronthaul with Comb-based WDM and SDM Superchannel
203.6Tb/s CPRI-Equivalent Rate 1024-QAM DA-RoF Fronthaul wit...
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2023 optical Fiber communications Conference and Exhibition, OFC 2023
作者: Zhu, Yixiao Zhang, Chenbo Lin, Jingjing Xu, Yicheng Zhuge, Qunbi Hu, Weiwei Chen, Zhangyuan Hu, Weisheng Xie, Xiaopeng Shanghai Jiao Tong University State Key Laboratory of Advanced Optical Communication System and Networks Shanghai200240 China Peking University State Key Laboratory of Advanced Optical Communication System and Networks Beijing100871 China
We demonstrate 203.6Tb/s CPRI-equivalent-rate 1024-QAM self-homodyne fronthaul using digital-analog radio-over-fiber and comb-based SDM and WDM superchannel from a single laser source. We further present new records f... 详细信息
来源: 评论
Radio-over-Fiber Transmission Supporting 65536-QAM at 25GHz Band with High-Pass Delta-Sigma Modulation and RF fading Mitigation
Radio-over-Fiber Transmission Supporting 65536-QAM at 25GHz ...
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optical Fiber Communication Conference, OFC 2016
作者: Zhu, Yixiao Fang, Xiansong Yin, Longjie Zhang, Fan Hu, Weisheng State Key Laboratory of Advanced Optical Communication System and Networks Shanghai Jiao Tong University Shanghai200240 China State Key Laboratory of Advanced Optical Communication System and Networks Peking University Beijing100871 China
We experimentally demonstrate radio-over-fiber transmission of 44.4Gb/s 65536-QAM at 25GHz employing 2-bit high-pass delta-sigma modulation. 0.19% EVM is achieved after 10km C-band SSMF transmission, and dispersion-in...
来源: 评论
Dispersion-Diverse Receiver for Power Fading Mitigation in IM-DD systems at C Band
Dispersion-Diverse Receiver for Power Fading Mitigation in I...
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2024 Asia communications and Photonics Conference, ACP 2024 and International Conference on Information Photonics and optical communications, IPOC 2024
作者: Zhang, Jianyao Zhu, Yixiao Fang, Xiansong Hu, Yimin Zhang, Yikun Zhang, Fan Hu, Weisheng State Key Laboratory of Advanced Optical Communication System and Networks Shanghai Jiao Tong University Shanghai China State Key Laboratory of Advanced Optical Communication System and Networks Peking University Beijing China Pengcheng Laboratory Shenzhen China
We experimentally demonstrate a dispersion-diverse receiver to mitigate the CD-induced power fading for IM-DD systems at C-band. The receiver can support 256.5 Gb/s line-rate PS-64-QAM signal transmission over 10-km S... 详细信息
来源: 评论
Computing Power in the Sky: Digital Twin-assisted Collaborative Computing with Multi-UAV networks
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IEEE Transactions on Vehicular Technology 2025年
作者: Wang, Chao Han, Yu Zhang, Long Jia, Ziye Zhang, Hongliang Hong, Choong Seon Han, Zhu Hebei University of Engineering School of Information and Electrical Engineering Handan056038 China Qilu University of Technology Shandong Academy of Sciences Key Laboratory of Computing Power Network and Information Security Ministry of Education Jinan250014 China Nanjing University of Aeronautics and Astronautics College of Electronic and Information Engineering Nanjing211106 China Southeast University National Mobile Communications Research Laboratory Jiangsu Nanjing211111 China Peking University State Key Laboratory of Advanced Optical Communication Systems and Networks School of Electronics Beijing100871 China Kyung Hee University Department of Computer Science and Engineering Gyeonggi-do Yongin-si17104 Korea Republic of University of Houston Department of Electrical and Computer Engineering HoustonTX77004 United States Kyung Hee University Department of Computer Science and Engineering Seoul446-701 Korea Republic of
The collaboration of computing powers (CPs) among unmanned aerial vehicles (UAVs)-mounted edge servers is essential to handle data-intensive tasks of user equipments (UEs). This paper presents a multi-UAV computing po... 详细信息
来源: 评论
High extinction ratio and low driver electro-refrative phase modulator with double graphene layers
High extinction ratio and low driver electro-refrative phase...
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Asia communications and Photonics Conference, ACPC 2015
作者: Su, Zhaotang Deng, Qingzhong Zhang, Zexuan Wang, Xingjun Zhou, Zhiping State Key Laboratory of Advanced Optical Communications System and Networks School of Electronics Engineering and Computer Science Peking University Beijing100871 China
A Mach-Zehnder optical modulator with double graphene layers on silicon waveguide, utilizing the electro-refraction effects of the graphene, is demonstrated with great extinction ratio of 43.6 dB and low dynamic drive... 详细信息
来源: 评论
1780-km Reach Extension with Equalization-Enhanced Phase Noise Compensation Using 3-MHz LO for WDM Coherent Transmission
1780-km Reach Extension with Equalization-Enhanced Phase Noi...
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2024 Asia communications and Photonics Conference, ACP 2024 and International Conference on Information Photonics and optical communications, IPOC 2024
作者: Zhu, Yixiao Fang, Xiansong Cai, Xiang Hu, Yimin Hu, Weisheng Zhang, Fan State Key Laboratory of Advanced Optical Communication System and Networks Shanghai Jiao Tong University Shanghai China State Key Laboratory of Advanced Optical Communication System and Networks School of Electronics Peking University Beijing China State Key Laboratory of Advanced Optical Communication System and Networks School of Electronics Shanghai Jiao Tong University Shanghai China Pengcheng Laboratory Shenzhen China
We propose and experimentally demonstrate an efficient equalization-enhanced phase noise compensation scheme for long-haul coherent transmission. The distance is extended by 1780km and 470km for 788.4-Gb/s/λ and 968.... 详细信息
来源: 评论
A novel OXC architecture utilizing switching bridges for mode division multiplexing optical networks
A novel OXC architecture utilizing switching bridges for mod...
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Asia communications and Photonics Conference, ACPC 2015
作者: Hao, Yumeng Li, Juhao Chen, Xin He, Yongqi Chen, Zhangyuan State Key Laboratory of Advanced Optical Communications Systems and Networks Peking University Beijing100871 China
We propose a novel large-scale OXC architecture that utilizes intra-mode optical crossconnect sub-elements and inter-mode switching bridges. We show by simulation that the proposed OXC architecture attains significant... 详细信息
来源: 评论