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レーザ光の光周波数掃引による高精度かつ高速な三次元形状計測システムの開発
https://doi.org/10.24517/00057531
https://doi.org/10.24517/00057531b4f50370-7c0f-4b4d-b401-006677101c79
名前 / ファイル | ライセンス | アクション |
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TE-PR-IIYAMA-K-kaken 2020-10p.pdf (810.1 kB)
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Item type | 報告書 / Research Paper(1) | |||||
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公開日 | 2021-04-19 | |||||
タイトル | ||||||
タイトル | レーザ光の光周波数掃引による高精度かつ高速な三次元形状計測システムの開発 | |||||
タイトル | ||||||
言語 | en | |||||
タイトル | Development of highly accurate and high-speed three dimensional object profiling system by using optical frequency-swept laser light | |||||
言語 | ||||||
言語 | jpn | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_18ws | |||||
資源タイプ | research report | |||||
ID登録 | ||||||
ID登録 | 10.24517/00057531 | |||||
ID登録タイプ | JaLC | |||||
著者 |
飯山, 宏一
× 飯山, 宏一 |
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著者別表示 |
Iiyama, Koichi
× Iiyama, Koichi |
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提供者所属 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 金沢大学理工研究域フロンティア工学系 | |||||
書誌情報 |
令和1(2019)年度 科学研究費補助金 基盤研究(C) 研究成果報告書 en : 2019 Fiscal Year Final Research Report 巻 2017-04-01 - 2020-03-31, p. 10p., 発行日 2020-05-20 |
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抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 光周波数が掃引されたレーザ光源を用いるFMCW光距離センサに関して,光周波数掃引幅が大きな面発光レーザを光源に用い,光周波数掃引の非線形性の影響を打ち消すk-サンプリング法の確立により,17cmの距離に対して測定精度2.7μmと,5桁の精度を実現した。この光距離センサを三次元物体形状計測に応用し,硬貨の形状および表面刻印の計測に成功した。また,レーザ光を空間的に掃引するガルバノスキャナの過渡応答を考慮して,データ取得とガルバノスキャナの角度変化のタイミングを最適化することにより,測定時間を600秒から22.6秒に短縮した。 | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | High-accuracy and high-speed optical ranging system was developed by utilizing FMCW sensing system using an optical frequency-swept laser source. The measurement accuracy of 2.7 um at 17cm measurement length was achieved by using a vertical-cavity surface-emitting laser as the frequency-swept laser source and by utilizing the k-sampling technique. The developed system was applied to three-dimensional object profiling, and very fine profiling of the shape and incuse of a coin was successfully realized. Finally, the timing of the data acquisition and angle change of the Galvano scanner was optimized to stabilize the transient property of the Galvano scanner for high-speed profiling, and the measurement time of as fast as 22.6 sec was achieved for fine profiling of a coin, which is about 25 times faster as compared to the measurement time of 600 sec when a DFB laser is used as the frequency-swept laser source. | |||||
内容記述 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 研究課題/領域番号:17K06457, 研究期間(年度):2017-04-01 - 2020-03-31 | |||||
内容記述 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 出典:「レーザ光の光周波数掃引による高精度かつ高速な三次元形状計測システムの開発」研究成果報告書 課題番号17K06457 (KAKEN:科学研究費助成事業データベース(国立情報学研究所)) (https://kaken.nii.ac.jp/report/KAKENHI-PROJECT-17K06457/17K06457seika/)を加工して作成 |
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著者版フラグ | ||||||
出版タイプ | AM | |||||
出版タイプResource | http://purl.org/coar/version/c_ab4af688f83e57aa | |||||
関連URI | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://kaken.nii.ac.jp/search/?qm=90202837 | |||||
関連名称 | https://kaken.nii.ac.jp/search/?qm=90202837 | |||||
関連URI | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17K06457/ | |||||
関連名称 | https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17K06457/ | |||||
関連URI | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://kaken.nii.ac.jp/report/KAKENHI-PROJECT-17K06457/17K06457seika/ | |||||
関連名称 | https://kaken.nii.ac.jp/report/KAKENHI-PROJECT-17K06457/17K06457seika/ |