{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,5]],"date-time":"2026-02-05T07:50:35Z","timestamp":1770277835726,"version":"3.49.0"},"reference-count":113,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"1","license":[{"start":{"date-parts":[[2020,1,1]],"date-time":"2020-01-01T00:00:00Z","timestamp":1577836800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2020,1,1]],"date-time":"2020-01-01T00:00:00Z","timestamp":1577836800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2020,1,1]],"date-time":"2020-01-01T00:00:00Z","timestamp":1577836800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"DOI":"10.13039\/501100003329","name":"Ministerio de Econom\u00eda y Competitividad","doi-asserted-by":"publisher","award":["TEC2017-88373-R (5G-REFINE)"],"award-info":[{"award-number":["TEC2017-88373-R (5G-REFINE)"]}],"id":[{"id":"10.13039\/501100003329","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100002809","name":"Generalitat de Catalunya","doi-asserted-by":"publisher","award":["2017 SGR 1195"],"award-info":[{"award-number":["2017 SGR 1195"]}],"id":[{"id":"10.13039\/501100002809","id-type":"DOI","asserted-by":"publisher"}]},{"name":"InterDigital Communications, Inc."}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Commun. Surv. Tutorials"],"published-print":{"date-parts":[[2020]]},"DOI":"10.1109\/comst.2019.2949145","type":"journal-article","created":{"date-parts":[[2019,10,24]],"date-time":"2019-10-24T19:54:35Z","timestamp":1571946875000},"page":"8-37","source":"Crossref","is-referenced-by-count":110,"title":["New Radio Beam-Based Access to Unlicensed Spectrum: Design Challenges and Solutions"],"prefix":"10.1109","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4986-5104","authenticated-orcid":false,"given":"Sandra","family":"Lagen","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3321-4761","authenticated-orcid":false,"given":"Lorenza","family":"Giupponi","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4455-0007","authenticated-orcid":false,"given":"Sanjay","family":"Goyal","sequence":"additional","affiliation":[]},{"given":"Natale","family":"Patriciello","sequence":"additional","affiliation":[]},{"given":"Biljana","family":"Bojovic","sequence":"additional","affiliation":[]},{"given":"Alpaslan","family":"Demir","sequence":"additional","affiliation":[]},{"given":"Mihaela","family":"Beluri","sequence":"additional","affiliation":[]}],"member":"263","reference":[{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOMW.2014.7063521"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2016.2615246"},{"key":"ref33","first-page":"1","article-title":"Downlink performance analysis of LTE and WiFi coexistence in unlicensed bands with a simple listen-before-talk scheme","author":"chen","year":"2015","journal-title":"Proc IEEE 81st Veh Technol Conf (VTC Spring)"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2016.2593666"},{"key":"ref31","year":"2017","journal-title":"New Work Item on Enhancements to LTE Operation in Unlicensed Spectrum (Release 15)"},{"key":"ref30","year":"2018"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2016.2604822"},{"key":"ref36","first-page":"63","article-title":"Throughput and fairness analysis of Wi-Fi and LTE-U in unlicensed band","volume":"35","author":"wang","year":"2017","journal-title":"IEEE J Sel Areas Commun"},{"key":"ref35","year":"2015","journal-title":"LTE-U technology and coexistence"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2016.1600049WC"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2018.1700827"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.1600336CM"},{"key":"ref29","year":"2015","journal-title":"New Work Item on Enhanced LAA for LTE (Release 14)"},{"key":"ref20","year":"2019","journal-title":"IEEE 802 11ad Specific requirements&#x2014;Part 11 Wireless LAN Medium Access Control"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2017.1700393"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2014.6979964"},{"key":"ref24","article-title":"Simulating LTE and Wi-Fi coexistence in unlicensed spectrum with ns-3","author":"giupponi","year":"2016","journal-title":"arXiv 1604 06826"},{"key":"ref23","year":"2017"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1007\/s11276-008-0138-x"},{"key":"ref101","year":"2019"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2016.2618794"},{"key":"ref100","year":"2018","journal-title":"Discussion on HARQ Enhancements for NR-U"},{"key":"ref50","doi-asserted-by":"publisher","DOI":"10.1109\/PIMRC.2016.7794615"},{"key":"ref51","doi-asserted-by":"publisher","DOI":"10.1587\/transcom.2016FGI0002"},{"key":"ref59","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2010.01.070503"},{"key":"ref58","doi-asserted-by":"publisher","DOI":"10.1007\/s11277-009-9768-2"},{"key":"ref57","doi-asserted-by":"publisher","DOI":"10.1109\/VETECS.2008.378"},{"key":"ref56","doi-asserted-by":"publisher","DOI":"10.1109\/INFCOM.2010.5461996"},{"key":"ref55","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2018.2816920"},{"key":"ref54","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.1600191CM"},{"key":"ref53","doi-asserted-by":"publisher","DOI":"10.1109\/DySPAN.2018.8610467"},{"key":"ref52","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2017.1700069"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/ICC.2016.7510910"},{"key":"ref4","year":"2017","journal-title":"5G Spectrum Recommendations"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/MCOMSTD.2017.1700040"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1017\/9781316771655"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2011.5783993"},{"key":"ref8","article-title":"Study on new radio (NR) access technology (release 14), v14.1.0","year":"2017"},{"key":"ref49","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2019.2910582"},{"key":"ref7","year":"2018"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/MCOMSTD.2017.1700042"},{"key":"ref46","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOM.2018.8648144"},{"key":"ref45","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2017.2783682"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2017.1700533"},{"key":"ref47","doi-asserted-by":"publisher","DOI":"10.1109\/CC.2018.8438273"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2019.2926197"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2016.2582866"},{"key":"ref44","year":"2015","journal-title":"The MulteFire Opportunity for Unlicensed Spectrum"},{"key":"ref43","year":"2015","journal-title":"Introducing multefire Lte-like performance with wi-fi-like simplicity"},{"key":"ref73","year":"2018"},{"key":"ref72","doi-asserted-by":"publisher","DOI":"10.1016\/j.simpat.2019.101933"},{"key":"ref71","article-title":"Study on scenarios and requirements for next generation access technologies (release 14), v14.3.0","year":"2017"},{"key":"ref70","year":"2018","journal-title":"Draft Report Chairman Notes"},{"key":"ref76","year":"2018","journal-title":"NR Frame Structure and Scheduling on Unlicensed Bands"},{"key":"ref77","doi-asserted-by":"publisher","DOI":"10.1109\/PIMRC.2018.8580813"},{"key":"ref74","year":"2015","journal-title":"The 5G Unified Air Interface"},{"key":"ref75","year":"2017","journal-title":"Unified Design for Slot and Mini-Slot"},{"key":"ref78","doi-asserted-by":"publisher","DOI":"10.1145\/3199902.3199905"},{"key":"ref79","year":"2016","journal-title":"Beam Management Overview"},{"key":"ref60","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOMW.2018.8644176"},{"key":"ref62","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2018.8403586"},{"key":"ref61","year":"2017","journal-title":"Coexistence and Channel Access for NR Unlicensed Band Operations"},{"key":"ref63","doi-asserted-by":"publisher","DOI":"10.1109\/WCNC.2018.8377293"},{"key":"ref64","year":"2018","journal-title":"Draft Report Chairman Notes"},{"key":"ref65","doi-asserted-by":"publisher","DOI":"10.1109\/GLOCOMW.2018.8644418"},{"key":"ref66","year":"2016","journal-title":"Deliverable D4 1 Preliminary Radio Interface Concepts for mmWave Mobile Communications"},{"key":"ref67","doi-asserted-by":"publisher","DOI":"10.1145\/2073290.2073294"},{"key":"ref68","year":"2017"},{"key":"ref69","year":"2019","journal-title":"FCC Title 47 15 255"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2015.7143339"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2015.7060498"},{"key":"ref95","article-title":"Methods and apparatus for paging in unlicensed communication channels","year":"2017"},{"key":"ref109","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2017.2703109"},{"key":"ref94","year":"2018","journal-title":"Potential Physical Layer Procedures for NR-U"},{"key":"ref108","year":"2018","journal-title":"Channel Access and Co-Existence for NR-U Operation"},{"key":"ref93","year":"2018","journal-title":"Initial Access and Mobility Procedure for NR-U"},{"key":"ref107","article-title":"Modulation order adaptation for partial subframes","year":"2017"},{"key":"ref92","year":"2018","journal-title":"Discussion on Physical Layer Channel Design in NR Unlicensed Spectrum"},{"key":"ref106","article-title":"Partial subframe transmission in licensed assisted access","year":"2017"},{"key":"ref91","year":"2018","journal-title":"SS\/PBCH Block Transmission on NR-U"},{"key":"ref105","article-title":"LAA (licensed-assisted access) burst control information","year":"2016"},{"key":"ref90","year":"2018"},{"key":"ref104","article-title":"Design and transmission of (E)PDCCH within partial subframe in licensed assisted access (LAA)","year":"2017"},{"key":"ref103","year":"2017","journal-title":"Discussion on Additional Starting Positions for DL in LAA"},{"key":"ref102","year":"2019"},{"key":"ref111","doi-asserted-by":"publisher","DOI":"10.1109\/INFOCOM.2015.7218630"},{"key":"ref112","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2019.2900195"},{"key":"ref110","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.2019.1800039"},{"key":"ref98","year":"2017","journal-title":"Remaining Issues on HARQ"},{"key":"ref99","year":"2017","journal-title":"Summary of DL\/UL Scheduling and HARQ Management"},{"key":"ref96","article-title":"Paging in unlicensed spectrum","year":"2017"},{"key":"ref97","year":"2018"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/COMST.2018.2869411"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2016.1500698CM"},{"key":"ref12","article-title":"Study on licensed assisted access to unlicensed spectrum (release 13), v13.0.0","year":"2015"},{"key":"ref13","year":"2015","journal-title":"Coexistence Study for LTE-U SDL V1 0"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2018.1701029"},{"key":"ref15","year":"2019","journal-title":"MulteFire"},{"key":"ref82","year":"2018"},{"key":"ref16","year":"2017","journal-title":"Study on NR-based access to unlicensed spectrum"},{"key":"ref81","year":"2018"},{"key":"ref17","article-title":"Study on NR-based access to unlicensed spectrum (release 15), v16.0.0","year":"2018"},{"key":"ref84","year":"2017","journal-title":"Coexistence and Channel Access for NR Unlicensed Band Operations"},{"key":"ref18","year":"2019","journal-title":"Revised WID on NR-based Access to Unlicensed Spectrum"},{"key":"ref83","year":"2018","journal-title":"Channel Access Procedures for NR-U"},{"key":"ref19","article-title":"Study on new radio access technology; 60 GHz unlicensed spectrum (release 14), v14.0.0","year":"2017"},{"key":"ref113","article-title":"Study on communication for automation in vertical domains (CAV) (release 15), v16.1.0","year":"2018"},{"key":"ref80","year":"2017","journal-title":"Beam Management for NR"},{"key":"ref89","year":"2018","journal-title":"Frame Structure for NR-U Operation"},{"key":"ref85","year":"2018","journal-title":"On Physical Layer Procedures for NR-U"},{"key":"ref86","year":"2018","journal-title":"Potential Designs to Support Spatial Reuse for NR-Unlicensed"},{"key":"ref87","year":"2018","journal-title":"Closed Loop LBT for License Assisted NR in Unlicensed Bands"},{"key":"ref88","year":"2018","journal-title":"Coexistence and Channel Access for NR Unlicensed Band Operations"}],"container-title":["IEEE Communications Surveys &amp; Tutorials"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/9739\/9031610\/08882252.pdf?arnumber=8882252","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,4,27]],"date-time":"2022-04-27T16:58:54Z","timestamp":1651078734000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/8882252\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020]]},"references-count":113,"journal-issue":{"issue":"1"},"URL":"https:\/\/doi.org\/10.1109\/comst.2019.2949145","relation":{},"ISSN":["1553-877X","2373-745X"],"issn-type":[{"value":"1553-877X","type":"electronic"},{"value":"2373-745X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020]]}}}