45 Hits in 6.9 sec

Coexistence of Radar and Communication Systems in CBRS Bands Through Downlink Power Control [article]

Neelakantan Nurani Krishnan, Ratnesh Kumbhkar, Narayan B. Mandayam, Ivan Seskar, Sastry Kompella
2017 arXiv   pre-print
In this context, this paper investigates the co-channel and adjacent channel coexistence of a ship-borne naval radar and a wide-area cellular communication system and presents the analysis of interference  ...  Citizen Broadband Radio Service band (3550 - 3700 GHz) is seen as one of the key frequency bands to enable improvements in performance of wireless broadband and cellular systems.  ...  ACKNOWLEDGMENT This work is supported in part by a grant from the U.S. Office of Naval Research (ONR) under grant number N00014-15-1-2168. The work of S.  ... 
arXiv:1705.03364v1 fatcat:ap6oeramufcote3auejge4kcsm

Coexistence between Communication and Radar Systems - A Survey [article]

Mina Labib, Vuk Marojevic, Anthony F. Martone, Jeffrey H. Reed, Amir I. Zaghloul
2017 arXiv   pre-print
some of the wireless communication systems to coexist in the same band as radar systems.  ...  Spectrum sharing between radar and communication systems is one of the important research and development areas.  ...  The authors in [28] investigate and validate the feasibility of adjacent-channel coexistence of an LTE system and an air traffic control radar (with a rotating main beam) in the L-band through system  ... 
arXiv:1709.08573v1 fatcat:noamdsan6zb2ndhfccsxcj46lq

Coexistence between communications and radar systems: A survey

Mina Labib, Vuk Marojevic, Anthony F. Martone, Jeffrey H. Reed, Amir I. Zaghloui
2017 Radio Science Bulletin  
We then provide an updated and comprehensive survey of spectrum-sharing techniques that have been developed to enable some wireless communications systems to coexist with radars in the same band.  ...  Spectrum sharing between radar and communications systems is one of the important research and development areas. In this paper, we present the fundamental spectrumsharing concepts and technologies.  ...  a rotating main beam) in the L band through system-level simulation.  ... 
doi:10.23919/ursirsb.2017.8267374 fatcat:4vg275l3j5gcxb7sy4lg7rlowe

Analysis of dynamic capabilities for spectrum sharing in the citizens broadband radio service

Seppo Yrjölä, Marja Matinmikko, Miia Mustonen, Petri Ahokangas
2017 Analog Integrated Circuits and Signal Processing  
This paper seeks to identify and analyze the sources of value creation and capture by key stakeholders in the new Citizens Broadband Radio Service (CBRS) three tier spectrum sharing framework introduced  ...  This study provides viewpoints for stakeholders about additional ingredients and actions, which may be relevant to promote spectrum sharing in the form of the CBRS.  ...  In the overall system, the SAS plays central role in inter-operability and in controlling the degree of dynamics and complexity.  ... 
doi:10.1007/s10470-017-0931-5 fatcat:z2xnomjifrbzpk527zeznnnz6i

CBRS Spectrum Sharing between LTE-U and WiFi: A Multiarmed Bandit Approach

Imtiaz Parvez, M. G. S. Sriyananda, İsmail Güvenç, Mehdi Bennis, Arif Sarwat
2016 Mobile Information Systems  
Additionally, we incorporate downlink power control which yields a high energy efficiency and interference suppression.  ...  In this paper, we consider the use of unlicensed LTE (LTE-U) technology in the 3.5 GHz Citizens Broadband Radio Service (CBRS) band and develop a multiarmed bandit (MAB) based spectrum sharing technique  ...  Acknowledgments The authors would like to thank Nadisanka Rupasinghe for developing an earlier version of the simulator used in this paper.  ... 
doi:10.1155/2016/5909801 fatcat:hlthvifdhncbxlptt3uv7lfpxq

Reinforcement Learning for Dynamic Resource Optimization in 5G Radio Access Network Slicing [article]

Yi Shi, Yalin E. Sagduyu, Tugba Erpek
2020 arXiv   pre-print
Available communication resources (frequency-time blocks and transmit powers) and computational resources (processor usage) are allocated to stochastic arrivals of network slice requests.  ...  Therefore, a Q-learning solution is presented to maximize the network utility in terms of the total weight of granted network slicing requests over a time horizon subject to communication and computational  ...  A three-tiered access and authorization framework is developed to accommodate the shared federal and non-federal use of the band. 5G and radar system (incumbent user) will need to coexist in these bands  ... 
arXiv:2009.06579v1 fatcat:5647a4mhdzdrjitigghqklf7ie

Interference management for unlicensed users in shared CBRS spectrum

Ghufran Baig, Ian Kash, Bozidar Radunovic, Thomas Karagiannis, Lili Qiu
2018 Proceedings of the 14th International Conference on emerging Networking EXperiments and Technologies - CoNEXT '18  
The citizen broadband radio service (CBRS) is a newly re-purposed spectrum band in 3550-3700 MHz, reclaiming spectrum occasionally used by radars and other incumbents for mobile data communication.  ...  In this paper we develop F-CBRS, a decentralized spectrum interference management system for unlicensed LTE users in the CBRS band.  ...  [19] [20] [21] [22] [23] focus on measurements and studies for coexistence between radar incumbent first tier networks with small cell operators in CBRS band.  ... 
doi:10.1145/3281411.3281417 dblp:conf/conext/BaigKRKQ18 fatcat:im4rf6sdizbspk2msxtk3cvuuy

Spectrum Monitoring for Radar Bands using Deep Convolutional Neural Networks [article]

Ahmed Selim, Francisco Paisana, Jerome A. Arokkiam, Yi Zhang, Linda Doyle, Luiz A. DaSilva
2017 arXiv   pre-print
We collected a large dataset of RF measurements, which include the transmissions of multiple radar pulse waveforms, downlink LTE, WLAN, and thermal noise.  ...  In this paper, we present a spectrum monitoring framework for the detection of radar signals in spectrum sharing scenarios.  ...  ACKNOWLEDGMENT This publication has emanated from the research supported by the European Commission Horizon 2020 Program under grant agreements no. 688116 (eWINE) and no. 732174 (ORCA), and co-funded under  ... 
arXiv:1705.00462v1 fatcat:3a4nl5m6vva5bbg2jwrfuqiyba

A view on radar and communication systems coexistence and dual functionality in the era of spectrum sensing

Anthony Martone, Moeness Amin
2021 Digital signal processing (Print)  
users to control and monitor objects (things) through the Internet, which also cooperate among themselves."  ...  In Fig. 7 , we show a DFRC system to the left where the radar beam pattern is used for sending communication symbols through sidelobe modulations.  ... 
doi:10.1016/j.dsp.2021.103135 fatcat:hlnfreoxybg4zllckieg4p3irm

Survey of Spectrum Sharing for Inter-Technology Coexistence [article]

Andra M. Voicu, Ljiljana Simić, Marina Petrova
2017 arXiv   pre-print
In this survey we address spectrum sharing mechanisms for wireless inter-technology coexistence by means of a technology circle that incorporates in a unified, system-level view the technical and non-technical  ...  These will, in turn, increase the level of interference and also result in more complex inter-technology interactions, which will need to be managed through spectrum sharing mechanisms.  ...  Literature Overview: The reviewed works addressed coexistence in the CBRS band, radar bands, the band allocated to Dedicated Short-Range Communications (DSRC), and TVWS.  ... 
arXiv:1712.08589v1 fatcat:m6yymcpsxbhutgkf7l6o53fecm

Revisiting LTE LAA: Channel access, QoS, and Coexistence with Wi-Fi [article]

Jacek Wszołek, Szymon Ludyga, Wojciech Anzel, Szymon Szott
2020 arXiv   pre-print
However, operation in these bands requires abiding to certain coexistence rules in terms of channel access.  ...  Therefore, in this paper, we clarify the operation of LAA, focusing on channel access and methods of providing Quality of Service (QoS) support.  ...  The eNB disseminates scheduling decisions, which include transmit power control commands, downlink assignments or uplink grants.  ... 
arXiv:1910.11002v5 fatcat:cpgd7zakjzautoze2rhp544oee

A Comprehensive Survey of Spectrum Sharing Schemes from a Standardization and Implementation Perspective [article]

Mohammad Parvini, Amir Hossein Zarif, Ali Nouruzi, Nader Mokari, Mohammad Reza Javan, Bijan Abbasi, Amir Ghasemi, Halim Yanikomeroglu
2022 arXiv   pre-print
is, whether they are implemented to operate in licensed bands (e.g., licensed shared access (LSA), spectrum access system (SAS), and dynamic spectrum sharing (DSS)) or unlicensed bands (e.g., LTE-unlicensed  ...  Due to spectrum scarcity, there has been a growing trend among stakeholders toward identifying practical solutions to make the most productive use of the exclusively allocated bands on a shared basis through  ...  In [170] , the authors presented a novel deep-learningbased environmental sensing system for detecting radar signals and determining their spectrum occupancy in the CBRS band.  ... 
arXiv:2203.11125v1 fatcat:h2mjxhjfgfe5dgk6lb46i2f6cu

Toward Millimeter Wave Joint Radar-Communications: A Signal Processing Perspective [article]

Kumar Vijay Mishra, Bhavani Shankar M. R., Visa Koivunen, Björn Ottersten, Sergiy A. Vorobyov
2019 arXiv   pre-print
Synergistic design of communications and radar systems with common spectral and hardware resources is heralding a new era of efficiently utilizing a limited radio-frequency spectrum.  ...  Such a joint radar-communications (JRC) model has advantages of low-cost, compact size, less power consumption, spectrum sharing, improved performance, and safety due to enhanced information sharing.  ...  Other solution paths consist of finding spatial filters to mitigate in-band MIMO communications interference through optimization of the sidelobe and cross-correlation levels in MIMO radar systems [41  ... 
arXiv:1905.00690v2 fatcat:4razrkbgafchdb6dz5qqjslh7e

Coexistence Management in Wireless Networks- A survey

Ayesha Hasan, Bilal Muhammad Khan
2022 IEEE Access  
The rapid proliferation of wireless networks poses a great challenge of effective coexistence management amongst a plethora of wireless communication protocol users that are co-located and contending for  ...  This paper provides a comprehensive review of state-of-the-art coexistence protocols in wireless networks.  ...  The proposed architecture uses environmental sensors to detect radar presence and a spectrum access system to coordinate CBRS transmissions in contrast to the high priority radar transmission.  ... 
doi:10.1109/access.2022.3165223 fatcat:oqikf5fnojfdhldfrhbtriam34

2020 Index IEEE Transactions on Wireless Communications Vol. 19

2020 IEEE Transactions on Wireless Communications  
Identification for MIMO Systems in Dynamic Environments; TWC June 2020 3643-3657 Huang, C., see Yang, M., TWC Sept. 2020 5860-5874 Huang, D., Tao, X., Jiang, C., Cui, S., and Lu, J  ...  ., and Saad, W., Joint Access and Backhaul Resource Management in Satellite-Drone Networks: A Competitive Market Approach; TWC June 2020 3908-3923 Hu, Y.H., see Xia, M., TWC June 2020 3769-3781 Hua,  ...  ., +, TWC Oct. 2020 6409-6424 Design and Analysis of FD MIMO Cellular Systems in Coexistence With MIMO Radar.  ... 
doi:10.1109/twc.2020.3044507 fatcat:ie4rwz4dgvaqbaxf3idysubc54
« Previous Showing results 1 — 15 out of 45 results