{"updated":"2025-01-19T11:39:08.750105+00:00","links":{},"id":228978,"created":"2025-01-19T01:28:06.446937+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00228978","sets":["1164:3865:11134:11355"]},"path":["11355"],"owner":"44499","recid":"228978","title":["Wi-Fiネットワークとの衝突を抑制するBackscatter MACプロトコルに関する一検討"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-11-08"},"_buckets":{"deposit":"0d1d5801-e729-44b5-b620-f6eec7f02e62"},"_deposit":{"id":"228978","pid":{"type":"depid","value":"228978","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"Wi-Fiネットワークとの衝突を抑制するBackscatter MACプロトコルに関する一検討","author_link":["614988","614991","614990","614989","614987"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Wi-Fiネットワークとの衝突を抑制するBackscatter MACプロトコルに関する一検討"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"人流とネットワーク","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2023-11-08","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"大阪大学大学院情報科学研究科"},{"subitem_text_value":"大阪大学大学院情報科学研究科"},{"subitem_text_value":"大阪大学大学院情報科学研究科"},{"subitem_text_value":"大阪大学大学院情報科学研究科"},{"subitem_text_value":"大阪大学大学院情報科学研究科"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/228978/files/IPSJ-MBL23109026.pdf","label":"IPSJ-MBL23109026.pdf"},"date":[{"dateType":"Available","dateValue":"2025-11-08"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-MBL23109026.pdf","filesize":[{"value":"1.3 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"35"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"081950b5-bda7-4f0f-828c-17811fa8f712","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小泉, 亮介"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"木崎, 一廣"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"藤橋, 卓也"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"猿渡, 俊介"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"渡辺, 尚"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11851388","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8817","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"省電力化を達成する backscatter ネットワークを Wi-Fi 等の他のネットワークと同時に運用する場合は互いの干渉を考慮しなければならない.他の通信機器が存在する環境では継続的な搬送波供給は他の通信機器との干渉を引き起こす.2 つのネットワークを同時に運用するためには,間欠的な搬送波送信と互いの通信機会を制御する Medium Access Control (MAC) プロトコルが必要である.加えて,間欠的な搬送波送信で動作する backscatter ネットワーク内の MAC プロトコルも必要となる.本稿では,backscatter ネットワークと Wi-Fi ネットワーク間において通信機会を制御する MAC プロトコルと,間欠的な搬送波供給で動作する backscatter ネットワーク内の MAC プロトコルを提案する.提案する Wi-Fi と backscatter ネットワーク間 MAC プロトコルは,キャリアセンスとコンテンションウィンドウに基づく搬送波送信制御によって 2 つのネットワークの送信機会の制御を行う.また,backscatter ネットワーク内 MAC プロトコルは,搬送波と各 backscatter tag の送信間隔の工夫と疑似同期方式から構成される.シミュレーション評価では,搬送波送信機のコンテンションウィンドウを用いることによって backscatter ネットワークと Wi-Fi ネットワークの両方に通信機会を提供できることが確認できた.加えて backscatter ネットワーク内 MAC プロトコルは,想定環境において提案手法が通信成功率を最大で約 1.43 倍向上させることを確認した.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告モバイルコンピューティングと新社会システム(MBL)"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2023-11-08","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"26","bibliographicVolumeNumber":"2023-MBL-109"}]},"relation_version_is_last":true,"weko_creator_id":"44499"}}