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Related papers: Flexible Coherent Optical Access: Architectures, A…

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Ultra-dense network (UDN) is a promising technology to further evolve wireless networks and meet the diverse performance requirements of 5G networks. With abundant access points, each with communication, computation and storage resources,…

Information Theory · Computer Science 2017-09-27 Yuanming Shi , Jun Zhang , Wei Chen , Khaled B. Letaief

Vastly increasing capacity and coverage demand in communication networks accompanied by energy efficiency challenge is getting attraction in research topics of this area. In this paper, an improved structure of Phantom cell heterogeneous…

Networking and Internet Architecture · Computer Science 2017-02-01 Mahdi Ajamgard , Hamid Shahrokh Shahraki

We demonstrate a real-time, converged 5G-PON through the Cooperative Transport Interface, synchronising 5G and PON-DBA upstream schedulers. This innovative approach, implemented using 5G and PON open network implementations, significantly…

Networking and Internet Architecture · Computer Science 2024-01-22 Frank Slyne , Kevin O Sullivan , Merim Dzaferagic , Bruce Richardson , Marcin Wrzeszcz , Brendan Ryan , Niall Power , Robin Giller , Marco Ruffini

Continued cost- and power-efficient capacity scaling in optical networks is imperative to keep pace with ever-increasing traffic demands. In this paper, we investigate multi-wavelength transponders as a potential way forward. Suitable…

Networking and Internet Architecture · Computer Science 2023-05-15 Jasper Müller , Ognjen Jovanovic , Tobias Fehenberger , Gabriele Di Rosa , Jörg-Peter Elbers , Carmen Mas-Machuca

We show how to implement several continuous-variable coherent protocols with linear optics. Noise can accumulate when implementing each coherent protocol with realistic optical devices. Our analysis bounds the level of noise accumulation.…

Quantum Physics · Physics 2008-02-22 Mark M. Wilde , Todd A. Brun , Jonathan P. Dowling , Hwang Lee

Future wireless networks will progressively displace service provisioning towards the edge to accommodate increasing growth in traffic. This paradigm shift calls for smart policies to efficiently share network resources and ensure service…

Networking and Internet Architecture · Computer Science 2018-09-25 B. Lorenzo , A. Shams Shafigh , J. Liu , J. Gonzalez Castano , Y. Fang

Fog radio access network (F-RAN) and virtualisation are promising technologies for 5G networks. In F-RAN, the fog and cloud computing are integrated where the conventional C-RAN functions are diverged to the edge devices of radio access…

Networking and Internet Architecture · Computer Science 2019-04-05 Yu Zeng , Ahmed Al-Quzweeni , Taisir E. H. Elgorashi , Jaafar M. H. Elmirghani

Driven by the rapid escalation of the wireless capacity requirements imposed by advanced multimedia applications (e.g., ultra-high-definition video, virtual reality etc.), as well as the dramatically increasing demand for user access…

Information Theory · Computer Science 2018-08-02 Yuanwei Liu , Zhijin Qin , Maged Elkashlan , Zhiguo Ding , Arumugam Nallanathan , Lajos Hanzo

Fifth generation (5G) cellular networks will serve a wide variety of heterogeneous use cases, including mobile broadband users, ultra-low latency services and massively dense connectivity scenarios. The resulting diverse communication…

Networking and Internet Architecture · Computer Science 2021-02-12 Leonardo Bonati , Michele Polese , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

Wireless communication systems to date primarily rely on the orthogonality of resources to facilitate the design and implementation, from user access to data transmission. Emerging applications and scenarios in the sixth generation (6G)…

Signal Processing · Electrical Eng. & Systems 2024-11-21 Wei Chen , Yuanwei Liu , Hamid Jafarkhani , Yonina C. Eldar , Peiying Zhu , Khaled B Letaief

With the rapidly increasing number of bandwidth-intensive terminals capable of intelligent computing and communication, such as smart devices equipped with shallow neural network models, the complexity of multiple access for these…

Networking and Internet Architecture · Computer Science 2024-06-21 Xuelin Cao , Bo Yang , Kaining Wang , Xinghua Li , Zhiwen Yu , Chau Yuen , Yan Zhang , Zhu Han

This paper proposes a novel multiple-access framework, termed the phased ultra massive antenna array (PUMA), which exploits the distinctive spatial flexibility of fluid antenna systems (FAS) at the user equipment (UE). Building upon fluid…

Information Theory · Computer Science 2026-05-07 Hanjiang Hong , Kai-Kit Wong , Xusheng Zhu , Chenguang Rao , Dazhi He , Hyundong Shin

Payment systems are a critical component of everyday life in our society. While in many situations payments are still slow, opaque, siloed, expensive or even fail, users expect them to be fast, transparent, cheap, reliable and global.…

Cryptography and Security · Computer Science 2021-11-04 Lucian Trestioreanu , Cristina Nita-Rotaru , Aanchal Malhotra , Radu State

We develop a novel design framework for energy-efficient spectrum sharing among autonomous users who aim to minimize their energy consumptions subject to minimum throughput requirements. Most existing works proposed stationary spectrum…

Information Theory · Computer Science 2014-01-13 Yuanzhang Xiao , Mihaela van der Schaar

With the rapidly increasing number of deployed LTE femtocell base stations (FBS), energy consumption of femtocell networks has become a serious environmental issue. Therefore, energy-efficient protocols are needed to balance the trade-off…

Networking and Internet Architecture · Computer Science 2015-08-07 Ying Wang , Xiangming Dai , Jason Min Wang , Brahim Bensaou

We present a novel coding-based technique for remote monitoring of passive optical networks which exploits the wavelength-to-time mapping effect of broadband short pulses in a highly dispersive medium. In this scheme, each encoder consists…

Signal Processing · Electrical Eng. & Systems 2020-01-08 Manuel P. Fernández , Laureano A. Bulus-Rossini , Pablo A. Costanzo-Caso

Both public and private innovation projects are targeting the design, prototyping and demonstration of a novel end-to-end integrated packet-optical transport architecture based on Multi-Band (MB) optical transmission and switching networks.…

Networking and Internet Architecture · Computer Science 2023-02-17 Oscar Gonzalez de Dios , Ramon Casellas , Filippo Cugini , Jose Alberto Hernandez

The achievable information rates of optical communication networks have been widely increased over the past four decades with the introduction and development of optical amplifiers, coherent detection, advanced modulation formats, and…

Information Theory · Computer Science 2017-05-16 Tianhua Xu

The coherent transmission technology using digital signal processing and advanced modulation formats, is bringing networks closer to the theoretical capacity limit of optical fibres, the Shannon limit. The in-phase quadrature electro-optic…

We propose a novel fifth-generation (5G) rapid prototyping (RaPro) system architecture by combining FPGA-privileged modules from a software defined radio (or FPGA-coprocessor) and high-level programming language for advanced algorithms from…

Information Theory · Computer Science 2017-04-18 Xi Yang , Zhichao Huang , Bin Han , Senjie Zhang , Chao-Kai Wen , Feifei Gao , Shi Jin