JP2006276012A - 物体の六つの自由度を求めるための測定システム - Google Patents
物体の六つの自由度を求めるための測定システム Download PDFInfo
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- JP2006276012A JP2006276012A JP2006078397A JP2006078397A JP2006276012A JP 2006276012 A JP2006276012 A JP 2006276012A JP 2006078397 A JP2006078397 A JP 2006078397A JP 2006078397 A JP2006078397 A JP 2006078397A JP 2006276012 A JP2006276012 A JP 2006276012A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/66—Tracking systems using electromagnetic waves other than radio waves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/16—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using electromagnetic waves other than radio waves
- G01S5/163—Determination of attitude
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- Radar, Positioning & Navigation (AREA)
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- Computer Networks & Wireless Communication (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
【解決手段】測定システムはレーザー光線を測定光線4として動作する角度・距離測定器1リフレクター2とを備え、リフレクター2は測定光線4を平行に反射するとともに、その頂点に開口部又は面6を有し、測定光線4の一部はこの頂点の開口部又は面6を通過して、頂点の後に配置された受光面7に当たり、角度・距離測定器1及び受光面7により生成された測定データから、リフレクター2又は物体3の五つの自由度を計算する。更に、光学的に検出可能な追加部品10を備え、追加部品10は一つの方向21又は直線を規定し、この追加部品の検出により得られた測定データに基づきリフレクター2又は物体3の六番目の自由度を計算する。
【選択図】図6
Description
・所定の座標系における角度・距離測定器の位置と向き
・物体固有の座標系におけるリフレクターとその後に配置された受光面の位置と向き
・物体固有又は測定器固有の座標系における追加部品の位置と向き
・場合によっては、物体固有又は測定器固有の座標系における追加部品を検出するための追加の検出手段の位置と向き
・測定器固有の座標系における角度・距離測定器により測定した測定光線の立体的な方向及び測定器とリフレクター間の距離
・リフレクターの頂点の後の受光面により測定した、測定光線とリフレクター軸との間の立体角(ピッチ角とヨー角)
・リフレクターの頂点の後の受光面又は追加の検出手段を用いて検出した、追加部品により規定される方向又は直線
当該のデータから、六つの自由度を計算するために利用可能な数学的なアルゴリズムは、当業者に周知である。
2 リフレクター
3 物体
4 測定光線
6 リフレクターの頂点に有る開口部又は面
7 受光面
8 計算機
10 追加部品
11 追加の検出手段
12,13 光点
15 カメラ
20 追加部品10の画像
21 方向
21’ 基準線
22 角度
30 光源
31 円
40 リング状センサー
41 受光素子
42 光線
43 ギャップ
x,y 画像の座標
A リフレクター軸
P 測定光線の一部が当たった位置
α,β,d 極座標
φ ピッチ角
χ ヨー角
ψ ロール角
Claims (10)
- リフレクター(2)又はその上にリフレクター(2)を配置した物体(3)の六つの自由度(α,β,d,φ,χ,ψ)を求めるための測定システムであって、この測定システムは、レーザー光線を測定光線(4)として動作する角度・距離測定器(1)と、リフレクター(2)と、計算機(8)とを備えており、その際リフレクター(2)は、測定光線(4)を平行に反射するために配備されるとともに、その頂点に開口部又は面(6)を有し、リフレクター(2)の方向に向けられた測定光線(4)の一部が、この頂点の開口部又は面(6)を通過して、リフレクターの頂点の後に配置された受光面(7)に当たり、計算機(8)は、角度・距離測定器(1)及び受光面(7)により生成された測定データから、リフレクター(2)又は物体(3)の五つの自由度(α,β,d,φ,χ)を計算するために配備されている測定システムにおいて、
この測定システムが、光学的に検出可能な追加部品(10)を備えており、この追加部品は、リフレクター(2)に対して静止しており、かつ角度・距離測定器(1)の方から検出可能であるか、或いは角度・距離測定器(1)に対して静止しており、かつ物体(3)の方から検出可能であり、その際この光学的に検出可能な追加部品(10)は、リフレクター軸(A)上又は測定光線(4)上には無い方向(21)又は直線を規定することと、計算機(8)は、更に、この追加部品の検出により得られた測定データから、リフレクター(2)又は物体(3)の六番目の自由度(ψ)を計算するために配備されていることとを特徴とする測定システム。 - 光学的に検出可能な追加部品(10)は、物体(3)上に配置されていることと、この追加部品を検出するために、角度・距離測定器(1)にカメラ(15)が配置されていることと、計算機(8)は、このカメラ(15)により撮影した追加部品(10)の画像(20)から、当該の六番目の自由度を計算するために配備されていることとを特徴とする請求項1に記載の測定システム。
- 当該の追加部品(10)は、二つの光点(12,13)を備えているか、一つの方向(21)又は一つの直線上に限定することが可能な光点の配列であるか、一つの方向(21)又は直線上に限定することが可能な平面的な形状を有するかのいずれかであることを特徴とする請求項2に記載の測定システム。
- 両方の光点(12,13)の中の一つが、リフレクター(2)であることを特徴とする請求項3に記載の測定システム。
- 光学的に検出可能な追加部品(10)が、角度・距離測定器(1)上に配置されていることと、この追加部品が、リフレクターの頂点の後に配置された受光面(7)により検出可能であることと、計算機(8)が、追加部品(10)と測定光線(4)によって生成される画像点の受光面(8)により測定した座標から、六番目の自由度(ψ)を計算するために配備されていることとを特徴とする請求項1に記載の測定システム。
- 当該の光学的に検出可能な追加部品が、測定光線(4)が有る面に対して垂直な面に光を放射する光源(30)であることを特徴とする請求項5に記載の測定システム。
- 光学的に検出可能な追加部品(10)が、角度・距離測定器(1)上に配置されていることと、この追加部品(10)を検出するために、追加の検出手段(11)が、物体(3)上に配備されていることと、計算機(8)が、この追加の検出手段(11)の測定データから、六番目の自由度(ψ)を計算するために配備されていることとを特徴とする請求項1に記載の測定システム。
- 追加部品(10)が、当該の物体に光線(42)を投射するための光源(30)であることと、追加の検出手段(11)が、リング形状の列の受光素子(41)を備えたリング状センサー(40)であることとを特徴とする請求項7に記載の測定システム。
- 角度・距離測定器(1)が、レーザートラッカーであることを特徴とする請求項1から8までのいずれか一つに記載の測定システム。
- 物体(3)が、走査器又は移動可能なレーザースキャナーであることと、計算機(8)は、この走査器又はレーザースキャナーの計算した六つの自由度(α,β,d,φ,χ,ψ)から、この走査器の走査点又はこのレーザースキャナーのスキャン点を計算するために配備されていることとを特徴とする請求項1から9までのいずれか一つに記載の測定システム。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH528/05 | 2005-03-29 | ||
| CH5282005 | 2005-03-29 |
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| JP2006276012A true JP2006276012A (ja) | 2006-10-12 |
| JP5016245B2 JP5016245B2 (ja) | 2012-09-05 |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP1710602B1 (de) | 2012-11-14 |
| JP5016245B2 (ja) | 2012-09-05 |
| US7312862B2 (en) | 2007-12-25 |
| US20060222314A1 (en) | 2006-10-05 |
| EP1710602A1 (de) | 2006-10-11 |
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