{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,9]],"date-time":"2026-01-09T18:51:43Z","timestamp":1767984703279,"version":"3.49.0"},"reference-count":58,"publisher":"IEEE","license":[{"start":{"date-parts":[[2021,6,8]],"date-time":"2021-06-08T00:00:00Z","timestamp":1623110400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2021,6,8]],"date-time":"2021-06-08T00:00:00Z","timestamp":1623110400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2021,6,8]],"date-time":"2021-06-08T00:00:00Z","timestamp":1623110400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"DOI":"10.13039\/501100002341","name":"Academy of Finland","doi-asserted-by":"publisher","award":["318927"],"award-info":[{"award-number":["318927"]}],"id":[{"id":"10.13039\/501100002341","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2021,6,8]]},"DOI":"10.1109\/eucnc\/6gsummit51104.2021.9482600","type":"proceedings-article","created":{"date-parts":[[2021,7,28]],"date-time":"2021-07-28T20:32:03Z","timestamp":1627504323000},"page":"60-65","source":"Crossref","is-referenced-by-count":18,"title":["Channel Estimation and Hybrid Architectures for RIS-Assisted Communications"],"prefix":"10.1109","author":[{"given":"Jiguang","family":"He","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nhan Thanh","family":"Nguyen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rafaela","family":"Schroeder","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Visa","family":"Tapio","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Joonas","family":"Kokkoniemi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Markku","family":"Juntti","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref39","doi-asserted-by":"publisher","DOI":"10.1109\/SPAWC.2016.7536855"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1109\/ICASSP40776.2020.9053976"},{"key":"ref33","article-title":"Hybrid relay-reflecting intelligent surface-assisted wireless communication","author":"nguyen","year":"2021","journal-title":"ArXiv"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2021.3054819"},{"key":"ref31","first-page":"1","author":"ntontin","year":"0","journal-title":"Reconfigurable intelligent surface optimal placement in millimeter-wave networks"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1109\/ICCW.2016.7503868"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/SAM48682.2020.9104260"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/SAM48682.2020.9104305"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2019.2948632"},{"key":"ref34","article-title":"Spectral efficiency optimization for hybrid relay-reflecting intelligent surface","author":"nguyen","year":"0","journal-title":"IEEE Int Conf on Comm Workshop (ICCW)"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3007211"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.1016\/j.adhoc.2018.11.001"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2014.2328154"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.2019.1900271"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/MWC.001.1900534"},{"key":"ref20","first-page":"1","article-title":"Channel estimation for RIS-aided mmWave MIMO channels","author":"he","year":"0","journal-title":"Proc IEEE Global Communications Conference"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/LSP.2021.3059363"},{"key":"ref21","first-page":"1","article-title":"Channel estimation for RIS-aided mmWave MIMO systems via atomic norm minimization","author":"he","year":"2021","journal-title":"IEEE Trans Wireless Commun"},{"key":"ref24","first-page":"1","article-title":"Channel estimation for RIS-empowered multi-user MISO wireless communications","author":"wei","year":"2021","journal-title":"IEEE Trans Commun"},{"key":"ref23","article-title":"Passive RIS vs.hybrid RIS: A comparative study on channel estimation","author":"schroeder","year":"2020","journal-title":"ArXiv"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1016\/j.physrep.2016.04.004"},{"key":"ref25","first-page":"1","article-title":"Leveraging location information for RIS-aided mmWave MIMO communications","author":"he","year":"2021","journal-title":"IEEE Wireless Commun Lett"},{"key":"ref50","first-page":"1","article-title":"Deep learning for large intelligent surfaces in millimeter wave and massive MIMO systems","author":"abdelrahman","year":"0","journal-title":"IEEE Global Conference on Communications (GLOBE-COM)"},{"key":"ref51","article-title":"Intelligent Radio Signal Processing: A Contemporary Survey","author":"pham","year":"2020","journal-title":"ArXiv Preprint"},{"key":"ref58","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2019.2943466"},{"key":"ref57","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2020.2965532"},{"key":"ref56","article-title":"Deep learning-based phase reconfiguration for intelligent reflecting surfaces","author":"ozdogan","year":"2020","journal-title":"ArXiv"},{"key":"ref55","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2020.2993699"},{"key":"ref54","author":"alexandropoulos","year":"2020","journal-title":"Phase configuration learning in wireless networks with multiple reconfigurable intelligent surfaces"},{"key":"ref53","doi-asserted-by":"publisher","DOI":"10.1109\/SPAWC.2019.8815412"},{"key":"ref52","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2020.2981919"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2007.902002"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2015.2434421"},{"key":"ref40","doi-asserted-by":"publisher","DOI":"10.1109\/VTCSpring.2017.8108330"},{"key":"ref12","first-page":"1","article-title":"Physics-based modeling and scalable optimization of large intelligent reflecting surfaces","author":"najafi","year":"2020","journal-title":"IEEE Trans Commun"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3007037"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2019.2960779"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/LWC.2020.3046107"},{"key":"ref16","article-title":"Reconfig-urable intelligent surfaces for rich scattering wireless communications: Recent experiments, challenges, and opportunities","author":"alexandropoulos","year":"2021","journal-title":"ArXiv"},{"key":"ref17","article-title":"Indoor and outdoor physical channel modeling and efficient positioning for reconfigurable intelligent surfaces in mmWave bands","author":"basar","year":"2020","journal-title":"ArXiv"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/TCOMM.2020.3001125"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1109\/LSP.2020.2998357"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/MCOM.001.1900107"},{"key":"ref3","first-page":"1","article-title":"Intelligent reflecting surface aided wireless communications: A tutorial","author":"wu","year":"2021","journal-title":"IEEE Trans Commun"},{"key":"ref6","first-page":"1","article-title":"Dynamic metasurface antennas for 6G extreme massive MIMO communications","author":"shlezinger","year":"2021","journal-title":"IEEE Wireless Commun"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2922609"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/VTC2020-Spring48590.2020.9129075"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/MVT.2020.3023682"},{"key":"ref49","article-title":"Enabling large intelligent surfaces with compressive sensing and deep learning","author":"abdelrahman","year":"2019","journal-title":"ArXiv Preprint"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/WCNCW48565.2020.9124848"},{"key":"ref46","first-page":"1","article-title":"Intelligent reflecting surface vs. decode-and-forward: How large surfaces are needed to beat relaying?","author":"bj\u00f6rnson","year":"2019","journal-title":"IEEE Wireless Commun Lett"},{"key":"ref45","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2020.3000814"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2020.2978394"},{"key":"ref47","doi-asserted-by":"publisher","DOI":"10.1109\/GLOBECOM38437.2019.9013288"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/ICC40277.2020.9148640"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2018.2816577"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2936025"},{"key":"ref43","first-page":"9160","article-title":"Using intelligent reflecting surfaces for rank improvement in MIMO communications","author":"ozdogan","year":"0","journal-title":"IEEE Intl Conf Acoust Speech and Sig Proc (ICASSP)"}],"event":{"name":"2021 Joint European Conference on Networks and Communications & 6G Summit (EuCNC\/6G Summit)","location":"Porto, Portugal","start":{"date-parts":[[2021,6,8]]},"end":{"date-parts":[[2021,6,11]]}},"container-title":["2021 Joint European Conference on Networks and Communications &amp; 6G Summit (EuCNC\/6G Summit)"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/9482408\/9482415\/09482600.pdf?arnumber=9482600","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,5,10]],"date-time":"2022-05-10T15:43:30Z","timestamp":1652197410000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9482600\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,6,8]]},"references-count":58,"URL":"https:\/\/doi.org\/10.1109\/eucnc\/6gsummit51104.2021.9482600","relation":{},"subject":[],"published":{"date-parts":[[2021,6,8]]}}}