{"created":"2023-05-15T15:25:18.199873+00:00","id":12880,"links":{},"metadata":{"_buckets":{"deposit":"e2c5a3ac-6377-4b64-af1c-c16b5968dc32"},"_deposit":{"created_by":3,"id":"12880","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"12880"},"status":"published"},"_oai":{"id":"oai:sucra.repo.nii.ac.jp:00012880","sets":["94:426"]},"author_link":["20307","18438","20308"],"item_119_alternative_title_1":{"attribute_name":"タイトル（別言語）","attribute_value_mlt":[{"subitem_alternative_title":"&EMPTY&"},{"subitem_alternative_title":"Estimation of Mistuned Frequency for Suppressed-Carrier SSB by use of Auto-Correlation Function of Log-Spectrum"}]},"item_119_biblio_info_8":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1998","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"7","bibliographicPageEnd":"1509","bibliographicPageStart":"1501","bibliographicVolumeNumber":"J81-D2","bibliographic_titles":[{"bibliographic_title":"電子情報通信学会論文誌. D-II, 情報・システム, II-情報処理"}]}]},"item_119_description_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_description":"http://www.ieice.org/jpn/trans_online/index.html | http://www.ieice.org/jpn/trans_online/index.html","subitem_description_type":"Other"}]},"item_119_description_19":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"単側波帯通信方式(SSB)においてひずみのない信号を受信するには, 搬送周波数と受信周波数を一致させる必要がある.しかし, 搬送波抑圧SSB通信の場合は, 搬送波がないために同期検波や自動周波数制御(AFC=Automatic Frequency Control)が適用できない.周期性をもつ有声音は, 受信周波数が離調していてもスペクトル上の調波構造が平行移動して受信される.ここで, 受信信号のスペクトルの自己相関関数(ACLOS)を計算すると, 離調してもACLOSは原音声の調波構造に対応する構造を有している.この点に着目し, 受信した音声のスペクトルとACLOSの相互相関関数を求め, その最初のピークを求めることにより離調周波数を推定する方法を提案する.SSBの変復調はディジタルシミュレーションにより行い, 任意の離調周波数および耐雑音特性について本方式の有効性を確認する.その結果, 搬送波抑圧SSB通信で高い精度のAFCを行うことが可能であることが確認できた.","subitem_description_type":"Abstract"}]},"item_119_description_21":{"attribute_name":"注記","attribute_value_mlt":[{"subitem_description":"copyright(c)1998 IEICE\n許諾番号：07RB0174","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":"09151923","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":"KANEKO, Sinichirou"},{"subitem_text_value":"SUZUKI, Jouji"},{"subitem_text_value":"SIMAMURA, Tetsuya"}]},"item_119_text_32":{"attribute_name":"アイテムID","attribute_value_mlt":[{"subitem_text_value":"A1003073"}]},"item_119_text_4":{"attribute_name":"著者 所属","attribute_value_mlt":[{"subitem_text_value":"埼玉大学工学部情報システム工学科"},{"subitem_text_value":"埼玉大学工学部情報システム工学科"},{"subitem_text_value":"埼玉大学大学院理工学研究科"}]},"item_119_text_5":{"attribute_name":"著者 所属(別言語)","attribute_value_mlt":[{"subitem_text_value":"Department of Information and Computer Sciences, Faculty of Engineering Saitama University"},{"subitem_text_value":"Department of Information and Computer Sciences, Faculty of Engineering Saitama University"},{"subitem_text_value":"Graduate School of Science and Engineering, Saitama University"}]},"item_119_text_9":{"attribute_name":"年月次","attribute_value_mlt":[{"subitem_text_value":"1998-7"}]},"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":"金子, 信一郎"},{"creatorName":"カネコ, シンイチロウ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"鈴木, 誠史"},{"creatorName":"スズキ, ジョウジ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"島村, 徹也"},{"creatorName":"シマムラ, テツヤ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{},{}]}]},"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":"A1003073.pdf","filesize":[{"value":"670.7 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"A1003073.pdf","url":"https://sucra.repo.nii.ac.jp/record/12880/files/A1003073.pdf"},"version_id":"32adf380-8df7-4025-9099-75ff7f7039cd"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"自己相関関数","subitem_subject_scheme":"Other"},{"subitem_subject":"相互相関関数","subitem_subject_scheme":"Other"},{"subitem_subject":"ACLOS","subitem_subject_scheme":"Other"},{"subitem_subject":"離調周波数","subitem_subject_scheme":"Other"},{"subitem_subject":"搬送波抑圧SSB","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":"対数スペクトルの自己相関関数を用いた搬送波抑圧SSBの離調周波数の推定","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"対数スペクトルの自己相関関数を用いた搬送波抑圧SSBの離調周波数の推定"}]},"item_type_id":"119","owner":"3","path":["426"],"pubdate":{"attribute_name":"公開日","attribute_value":"2007-10-04"},"publish_date":"2007-10-04","publish_status":"0","recid":"12880","relation_version_is_last":true,"title":["対数スペクトルの自己相関関数を用いた搬送波抑圧SSBの離調周波数の推定"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2023-05-16T12:47:20.977313+00:00"}