{"created":"2023-07-25T10:23:59.912464+00:00","id":1302,"links":{},"metadata":{"_buckets":{"deposit":"8302e85b-bc22-4d57-8951-a204ea99e48a"},"_deposit":{"created_by":1,"id":"1302","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"1302"},"status":"published"},"_oai":{"id":"oai:hiroshima-cu.repo.nii.ac.jp:00001302","sets":["1:210"]},"author_link":["4478","4476","4477","4479","4482","4481","4483","4480"],"item_10001_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2005-02-01","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"7","bibliographicPageEnd":"1935","bibliographicPageStart":"1931","bibliographicVolumeNumber":"E88-A","bibliographic_titles":[{"bibliographic_title":"IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences"}]}]},"item_10001_description_19":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_10001_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"MIMO (multiple-input multiple-output) transmission is a promising technology to improve the frequency usage efficiency in mobile radio communications. In this letter, MIMO transmission with eigenbeam space division multiplexing (E-SDM) is focused on and the site-dependent beamforming characteristics is examined to know the transmission characteristics. Site-dependent radiowave direction of arrival and impulse responses are obtained using ray tracing. Result shows that effect of radiowaves with longer delays is enhanced due to E-SDM beamforming, and rather more capability of treating a longer excess delay is necessary for time-domain multipath compensation.","subitem_description_type":"Abstract"}]},"item_10001_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"電子情報通信学会(IEICE)"}]},"item_10001_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_name":[{"subitem_relation_name_text":"http://www.ieice.org/jpn/trans_online/"}],"subitem_relation_type_id":{"subitem_relation_type_id_text":"http://www.ieice.org/jpn/trans_online/","subitem_relation_type_select":"URI"}}]},"item_10001_rights_15":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"copyright©2005 IEICE"}]},"item_10001_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA10826239","subitem_source_identifier_type":"NCID"}]},"item_10001_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0916-8508","subitem_source_identifier_type":"ISSN"}]},"item_10001_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"TAKAHASHI, Satoshi"},{"creatorName":"タカハシ, サトシ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"4476","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"AHN, Chang-Jun"},{"creatorName":"アン, チャンジュン","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"4477","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"HARADA, Hiroshi"},{"creatorName":"ハラダ, ヒロシ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"4478","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"KAMIO, Yukiyoshi"},{"creatorName":"カミオ, ユキヨシ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"4479","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"高橋, 賢","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"4480","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"安, 昌俊","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"4481","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"原田, 博司","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"4482","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"神尾, 享秀","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"4483","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2023-02-28"}],"displaytype":"detail","filename":"E88-A1931.pdf","filesize":[{"value":"403.3 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"E88-A1931.pdf","url":"https://hiroshima-cu.repo.nii.ac.jp/record/1302/files/E88-A1931.pdf"},"version_id":"24ab2c3b-4435-40a5-bd5b-b6b61c1cebfe"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"radio propagation","subitem_subject_scheme":"Other"},{"subitem_subject":"delay spread","subitem_subject_scheme":"Other"},{"subitem_subject":"MIMO","subitem_subject_scheme":"Other"},{"subitem_subject":"E-SDM","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Effect of Delay Spread Enhancement in MIMO Eigenbeam Space Division Multiplexing Transmission","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Effect of Delay Spread Enhancement in MIMO Eigenbeam Space Division Multiplexing Transmission"}]},"item_type_id":"10001","owner":"1","path":["210"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-02-28"},"publish_date":"2023-02-28","publish_status":"0","recid":"1302","relation_version_is_last":true,"title":["Effect of Delay Spread Enhancement in MIMO Eigenbeam Space Division Multiplexing Transmission"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-07-25T10:47:52.730559+00:00"}