{"created":"2023-06-20T14:44:09.839232+00:00","id":11571,"links":{},"metadata":{"_buckets":{"deposit":"296e8a86-6afd-4a16-8df3-e936cb540f98"},"_deposit":{"created_by":1,"id":"11571","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"11571"},"status":"published"},"_oai":{"id":"oai:jaxa.repo.nii.ac.jp:00011571","sets":["1543:1580:1595","1887:1891"]},"author_link":["102149","102153","102148","102154","102155","102147","102150","102152","102146","102151"],"item_5_alternative_title_2":{"attribute_name":"その他のタイトル（英）","attribute_value_mlt":[{"subitem_alternative_title":"Embedded computer system with soft core CPU for space application"}]},"item_5_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2004-08","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"562","bibliographicPageStart":"559","bibliographic_titles":[{"bibliographic_title":"第4回宇宙科学シンポジウム"},{"bibliographic_title":"Proceedings of the 4th Space Science Symposium","bibliographic_titleLang":"en"}]}]},"item_5_description_16":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"本研究では、SRAM型FPGAとソフトコアCPUを用いた、信頼性と柔軟性に富む計算機システムを提案する。このシステムは、SRAM型FPGAの弱点である放射線耐性の弱さをシステムの3重冗長化でカバーし、書き換え可能なSRAM型FPGAの利点を宇宙環境でも十分に活用できるようにしたものである。検証の結果、提案システムが3重系として有効に機能し、放射線エラーからのシームレスな復帰も可能であることが示された。SRAM型FPGAがシステムにもたらす高い柔軟性は、設計開発が抱えるリスクを軽減し、更には開発から実装までのスムーズな移行を実現することによって高い信頼性と短期開発を可能とすると期待している。","subitem_description_type":"Abstract"}]},"item_5_description_32":{"attribute_name":"資料番号","attribute_value_mlt":[{"subitem_description":"資料番号: AA0047899135","subitem_description_type":"Other"}]},"item_5_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"宇宙航空研究開発機構宇宙科学研究本部"}]},"item_5_publisher_9":{"attribute_name":"出版者（英）","attribute_value_mlt":[{"subitem_publisher":"Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA/ISAS)"}]},"item_5_text_6":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学"},{"subitem_text_value":"武蔵工業大学"},{"subitem_text_value":"宇宙航空研究開発機構 宇宙科学研究本部"},{"subitem_text_value":"宇宙航空研究開発機構 宇宙科学研究本部"},{"subitem_text_value":"武蔵工業大学"}]},"item_5_text_7":{"attribute_name":"著者所属（英）","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"University of Tokyo"},{"subitem_text_language":"en","subitem_text_value":"Musashi Institute of Technology"},{"subitem_text_language":"en","subitem_text_value":"Japan Aerospace Exploration Agency Institute of Space and Astronautical Science"},{"subitem_text_language":"en","subitem_text_value":"Japan Aerospace Exploration Agency Institute of Space and Astronautical Science"},{"subitem_text_language":"en","subitem_text_value":"Musashi Institute of Technology"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"柳川, 善光"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"高原, 卓也"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"水野, 貴秀"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"斎藤, 宏文"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"冨田, 信之"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Yanagawa, Yoshimitsu","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Takahara, Takuya","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Mizuno, Takahide","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Saito, Hirobumi","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Tomita, Nobuyuki","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"衛星搭載機器","subitem_subject_scheme":"Other"},{"subitem_subject":"衛星搭載計算機","subitem_subject_scheme":"Other"},{"subitem_subject":"ソフトコアCPU","subitem_subject_scheme":"Other"},{"subitem_subject":"SRAM","subitem_subject_scheme":"Other"},{"subitem_subject":"FPGA","subitem_subject_scheme":"Other"},{"subitem_subject":"耐放射線性","subitem_subject_scheme":"Other"},{"subitem_subject":"シングルイベント・アップセット","subitem_subject_scheme":"Other"},{"subitem_subject":"シングルイベント・ラッチアップ","subitem_subject_scheme":"Other"},{"subitem_subject":"satellite-borne instrument","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"satellite-borne computer","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"soft core CPU","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"SRAM","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"FPGA","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"radiation hardening","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"single event upset","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"single event latch-up","subitem_subject_language":"en","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"conference paper","resourceuri":"http://purl.org/coar/resource_type/c_5794"}]},"item_title":"ソフトコアCPUによる衛星搭載計算機の構築","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ソフトコアCPUによる衛星搭載計算機の構築"}]},"item_type_id":"5","owner":"1","path":["1595","1891"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-03-26"},"publish_date":"2015-03-26","publish_status":"0","recid":"11571","relation_version_is_last":true,"title":["ソフトコアCPUによる衛星搭載計算機の構築"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-06-21T06:35:16.775407+00:00"}