{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T14:46:19Z","timestamp":1740149179745,"version":"3.37.3"},"reference-count":9,"publisher":"Wiley","license":[{"start":{"date-parts":[[2014,1,1]],"date-time":"2014-01-01T00:00:00Z","timestamp":1388534400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61072052","2014AA01A701"],"award-info":[{"award-number":["61072052","2014AA01A701"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012164","name":"National High-tech R&D Program (863 Program)","doi-asserted-by":"crossref","award":["61072052","2014AA01A701"],"award-info":[{"award-number":["61072052","2014AA01A701"]}],"id":[{"id":"10.13039\/501100012164","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["International Journal of Digital Multimedia Broadcasting"],"published-print":{"date-parts":[[2014]]},"abstract":"<jats:p>We propose two generalized block-diagonalization (BD) schemes for multiple-input multiple-output (MIMO) relay broadcasting systems with no channel state information (CSI) at base station. We first introduce a generalized zero forcing (ZF) scheme that reduces the complexity of the traditional BD scheme. Then the optimal power loading matrix for the proposed scheme is analyzed and the closed-form solution is derived. Furthermore, an enhanced scheme is proposed by employing the minimum-mean-squared-error (MMSE) criterion. Simulation results show that the proposed generalized MMSE scheme outperforms the other schemes and the optimal power loading scheme improves the sum-rate performance efficiently.<\/jats:p>","DOI":"10.1155\/2014\/305846","type":"journal-article","created":{"date-parts":[[2014,12,31]],"date-time":"2014-12-31T21:03:16Z","timestamp":1420059796000},"page":"1-6","source":"Crossref","is-referenced-by-count":3,"title":["Generalized Block-Diagonalization Schemes for MIMO Relay Broadcasting Systems"],"prefix":"10.1155","volume":"2014","author":[{"given":"Xianan","family":"Wang","sequence":"first","affiliation":[{"name":"The Key Laboratory of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications (BUPT), Beijing 100876, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiaoxiang","family":"Wang","sequence":"additional","affiliation":[{"name":"The Key Laboratory of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications (BUPT), Beijing 100876, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wenrong","family":"Gong","sequence":"additional","affiliation":[{"name":"The Key Laboratory of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications (BUPT), Beijing 100876, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zijia","family":"Huang","sequence":"additional","affiliation":[{"name":"The Key Laboratory of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications (BUPT), Beijing 100876, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","reference":[{"doi-asserted-by":"publisher","key":"1","DOI":"10.1109\/tit.2004.839487"},{"doi-asserted-by":"publisher","key":"2","DOI":"10.1109\/TWC.2007.348336"},{"doi-asserted-by":"publisher","key":"3","DOI":"10.1109\/tsp.2007.907821"},{"doi-asserted-by":"publisher","key":"4","DOI":"10.1109\/TCOMM.2011.041111.090713"},{"doi-asserted-by":"publisher","key":"5","DOI":"10.1109\/twc.2013.071113.121696"},{"doi-asserted-by":"publisher","key":"6","DOI":"10.1049\/iet-com.2011.0553"},{"doi-asserted-by":"publisher","key":"7","DOI":"10.1109\/tcomm.2009.11.070404"},{"year":"1996","key":"8"},{"doi-asserted-by":"publisher","key":"9","DOI":"10.1109\/tcomm.2004.840638"}],"container-title":["International Journal of Digital Multimedia Broadcasting"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/downloads.hindawi.com\/journals\/ijdmb\/2014\/305846.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/ijdmb\/2014\/305846.xml","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/ijdmb\/2014\/305846.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,5,14]],"date-time":"2020-05-14T19:58:43Z","timestamp":1589486323000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.hindawi.com\/journals\/ijdmb\/2014\/305846\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2014]]},"references-count":9,"alternative-id":["305846","305846"],"URL":"https:\/\/doi.org\/10.1155\/2014\/305846","relation":{},"ISSN":["1687-7578","1687-7586"],"issn-type":[{"type":"print","value":"1687-7578"},{"type":"electronic","value":"1687-7586"}],"subject":[],"published":{"date-parts":[[2014]]}}}