{"created":"2023-05-15T15:25:27.665432+00:00","id":13102,"links":{},"metadata":{"_buckets":{"deposit":"625e2fb0-93e8-4308-9471-d4bc7058f461"},"_deposit":{"created_by":3,"id":"13102","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"13102"},"status":"published"},"_oai":{"id":"oai:sucra.repo.nii.ac.jp:00013102","sets":["94:426"]},"author_link":["21014","21013"],"item_119_alternative_title_1":{"attribute_name":"タイトル（別言語）","attribute_value_mlt":[{"subitem_alternative_title":"An Effect of Degree of Modulation in Optical Frequency-Domain Encoding CDMA Communication Systems"}]},"item_119_biblio_info_8":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2002","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"11","bibliographicPageEnd":"1864","bibliographicPageStart":"1856","bibliographicVolumeNumber":"J85-B","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌. B, 通信"}]}]},"item_119_date_31":{"attribute_name":"作成日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2008-02-01","subitem_date_issued_type":"Created"}]},"item_119_description_19":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"各ユーザに固有の符号を割り当てて多元接続を行う光CDMA(Code-Division Multiple Access)通信方式のうち,周波数領域で符号化,復号を行うコヒーレント超短光パルスCDMA通信システム(FE-CDMA)では,符号化を行う位相変調器としてLCM(Liquid Crystal Modulator)を用いることができる.LCMは温度の影響によって変調度が変動することがわかっているが,これまで変調度の変化がピット誤り率 (BER)に与える影響についての議論は行われていない.本論文では,FE-CDMA通信システムにおいて,変調度が変化した際の変調度とBERの関係を解析し,諸特性を求める.その数値結果により,変調度の変化がビット誤り率に与える影響は大きく,変調度の制御がビット誤り率を低くするために重要であることを示す.","subitem_description_type":"Abstract"}]},"item_119_description_21":{"attribute_name":"注記","attribute_value_mlt":[{"subitem_description":"copyright(c)2002 \nIEICE許諾番号：08RB0011　\nhttp://search.ieice.org/index.html","subitem_description_type":"Other"}]},"item_119_description_29":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"subitem_description":"text","subitem_description_type":"Other"}]},"item_119_description_30":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_119_publisher_11":{"attribute_name":"出版者名","attribute_value_mlt":[{"subitem_publisher":"社団法人電子情報通信学会"}]},"item_119_source_id_14":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"13444697","subitem_source_identifier_type":"ISSN"}]},"item_119_text_27":{"attribute_name":"版","attribute_value_mlt":[{"subitem_text_value":"[出版社版]"}]},"item_119_text_3":{"attribute_name":"著者 ローマ字","attribute_value_mlt":[{"subitem_text_value":"OKAJIMA Ippei"},{"subitem_text_value":"YASHIMA Hiroyuki"}]},"item_119_text_32":{"attribute_name":"アイテムID","attribute_value_mlt":[{"subitem_text_value":"A1002353"}]},"item_119_text_4":{"attribute_name":"著者 所属","attribute_value_mlt":[{"subitem_text_value":"&EMPTY&"},{"subitem_text_value":"埼玉大学工学部システム工学科"}]},"item_119_text_5":{"attribute_name":"著者 所属(別言語)","attribute_value_mlt":[{"subitem_text_value":"&EMPTY&"},{"subitem_text_value":"Department of Information and Computer Sciences, Saitama University"}]},"item_119_text_9":{"attribute_name":"年月次","attribute_value_mlt":[{"subitem_text_value":"2002-11"}]},"item_119_version_type_28":{"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":"岡島, 一平"}],"nameIdentifiers":[{"nameIdentifier":"21013","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"八嶋, 弘幸"},{"creatorName":"ヤシマ, ヒロユキ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"21014","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":"2018-01-24"}],"displaytype":"detail","filename":"A1002353.pdf","filesize":[{"value":"1.1 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"A1002353.pdf","url":"https://sucra.repo.nii.ac.jp/record/13102/files/A1002353.pdf"},"version_id":"7c5d6147-a48a-47da-b7b2-9447c1a45810"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"光通信","subitem_subject_scheme":"Other"},{"subitem_subject":"光CDMAシステム","subitem_subject_scheme":"Other"},{"subitem_subject":"光周波数領域符号分割多元接続(FE-CDMA)","subitem_subject_scheme":"Other"},{"subitem_subject":"液晶変調器","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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"周波数領域で符号化を行う光CDMA通信システムにおける位相変調器の変調度の影響","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"周波数領域で符号化を行う光CDMA通信システムにおける位相変調器の変調度の影響"}]},"item_type_id":"119","owner":"3","path":["426"],"pubdate":{"attribute_name":"公開日","attribute_value":"2008-02-01"},"publish_date":"2008-02-01","publish_status":"0","recid":"13102","relation_version_is_last":true,"title":["周波数領域で符号化を行う光CDMA通信システムにおける位相変調器の変調度の影響"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2023-05-16T12:40:47.186934+00:00"}