JP4624192B2 - 測位データ処理方法 - Google Patents
測位データ処理方法 Download PDFInfo
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- JP4624192B2 JP4624192B2 JP2005182930A JP2005182930A JP4624192B2 JP 4624192 B2 JP4624192 B2 JP 4624192B2 JP 2005182930 A JP2005182930 A JP 2005182930A JP 2005182930 A JP2005182930 A JP 2005182930A JP 4624192 B2 JP4624192 B2 JP 4624192B2
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- positioning
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- 238000003672 processing method Methods 0.000 title claims description 12
- 238000000034 method Methods 0.000 claims description 7
- MPHPHYZQRGLTBO-UHFFFAOYSA-N apazone Chemical compound CC1=CC=C2N=C(N(C)C)N3C(=O)C(CCC)C(=O)N3C2=C1 MPHPHYZQRGLTBO-UHFFFAOYSA-N 0.000 description 11
- 238000004364 calculation method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000005433 ionosphere Substances 0.000 description 2
- 239000005436 troposphere Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
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Description
2〜N 非主測位センサ(測位センサ)
ti 計測時
X0 真値
Xani 測位データ
Xcni ドリフト補正後測位データ
Xci 位置データ(加重平均値)
Xmni 移動平均値
wni 重み
σcni ドリフト補正後測位データの標準偏差
Δtk 第1の所定の時間(移動平均用)
ΔXni ドリフト補正量
Δth 第2の所定の期間
Claims (2)
- 船舶又は浮体構造物の位置制御において、複数の測位センサで検出される複数の測位データから基準センサで検出される基準測位データを除いて選択された測位データに対して、前記基準測位センサに対して各測位センサが有するドリフト値をキャンセルするドリフト補正を行い、該ドリフト補正を行った後のドリフト補正後位置データに対して、それぞれの時系列データのバラツキに応じた加重平均処理を行って、位置制御のための位置データを得ることを特徴とする測位データ処理方法。
- 前記加重平均処理において、それぞれのドリフト補正後測位データの所定の期間の時系列データから得られる標準偏差の逆数を重みとすることを特徴とする請求項1記載の測位データ処理方法。
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JP2005182930A JP4624192B2 (ja) | 2005-06-23 | 2005-06-23 | 測位データ処理方法 |
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JP2005182930A JP4624192B2 (ja) | 2005-06-23 | 2005-06-23 | 測位データ処理方法 |
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JP2007003315A JP2007003315A (ja) | 2007-01-11 |
JP4624192B2 true JP4624192B2 (ja) | 2011-02-02 |
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JP2005182930A Active JP4624192B2 (ja) | 2005-06-23 | 2005-06-23 | 測位データ処理方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101212587B1 (ko) | 2010-10-29 | 2012-12-14 | 이영섭 | 선박용 전자 천측 항법 시스템 |
JP6765809B2 (ja) * | 2015-12-10 | 2020-10-07 | 三菱重工業株式会社 | 位置測定装置、位置測定方法及びプログラム |
CN112985557B (zh) * | 2021-02-01 | 2022-09-30 | 中交第二航务工程局有限公司 | 一种用于船舶的物料计量装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5835413A (ja) * | 1981-08-27 | 1983-03-02 | Furuno Electric Co Ltd | 混成航法システム |
JPH04345190A (ja) * | 1991-05-23 | 1992-12-01 | Hitachi Ltd | ナビゲーション装置 |
JPH06317428A (ja) * | 1993-05-06 | 1994-11-15 | Tech Res & Dev Inst Of Japan Def Agency | 慣性航法方法 |
JPH09257924A (ja) * | 1996-03-19 | 1997-10-03 | Mitsubishi Electric Corp | 移動体監視方法 |
JPH1172336A (ja) * | 1997-08-29 | 1999-03-16 | Hitachi Ltd | 移動機の位置計測装置 |
JP2000131088A (ja) * | 1998-10-27 | 2000-05-12 | Hitachi Ltd | 移動体機動解析装置 |
JP2000289688A (ja) * | 1999-04-06 | 2000-10-17 | Mitsui Eng & Shipbuild Co Ltd | 浮体式リグの位置保持制御方法および制御装置 |
-
2005
- 2005-06-23 JP JP2005182930A patent/JP4624192B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5835413A (ja) * | 1981-08-27 | 1983-03-02 | Furuno Electric Co Ltd | 混成航法システム |
JPH04345190A (ja) * | 1991-05-23 | 1992-12-01 | Hitachi Ltd | ナビゲーション装置 |
JPH06317428A (ja) * | 1993-05-06 | 1994-11-15 | Tech Res & Dev Inst Of Japan Def Agency | 慣性航法方法 |
JPH09257924A (ja) * | 1996-03-19 | 1997-10-03 | Mitsubishi Electric Corp | 移動体監視方法 |
JPH1172336A (ja) * | 1997-08-29 | 1999-03-16 | Hitachi Ltd | 移動機の位置計測装置 |
JP2000131088A (ja) * | 1998-10-27 | 2000-05-12 | Hitachi Ltd | 移動体機動解析装置 |
JP2000289688A (ja) * | 1999-04-06 | 2000-10-17 | Mitsui Eng & Shipbuild Co Ltd | 浮体式リグの位置保持制御方法および制御装置 |
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JP2007003315A (ja) | 2007-01-11 |
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