Calibration of a Terrestrial Laser Scanner - Institute of Geodesy and ...
Calibration of a Terrestrial Laser Scanner - Institute of Geodesy and ... Calibration of a Terrestrial Laser Scanner - Institute of Geodesy and ...
152 BibliographyWunderlich, T. A. [2001], OperationalProspects of Terrestrial Laser Scanning,and H. Kahmen, eds, 'Opticaland Economicin A. Grun3-D MeasurementTechniques V, Vienna (Austria), pp. 18-25. Proc.Young, M. [1984], Optics and Lasers, second edn,Springer, Berlin, Heidelberg, New York, Tokyo.Zetsche, H. [1979], Elektronsiche Entfernungsmessung(EDM), Konrad Wittwer, Stuttgart.Zhang, Z. [1994], Iterative Point Matching for Regis¬tration ofFreeform Curves and Surfaces,in 'Interna¬tional Journal of Computer Vision', Vol. 13, No. 2,pp.119-152.
List of Figures1.1 Overview of terrestrial laser scanners 21.2 Distance measurement technologies in LiDAR systems 32.1 Opticaldistance measurement methods in terrestrial laser scanners 82.2 Transmission of electromagnetic waves 92.3 Casingand structure of a laser diode 102.4 Beam waist 112.5 Eye transmission 122.6 Direct Time-of-Flight Principle 132.7 Amplitude-modulated continuous wave (AMCW) 142.8 Zoller+Frohlich: amplitude-modulated continuous wave (AMCW) 152.9 Frequency-Modulated Continuous Wave (FMCW) 152.10 Layout of silicon photodiodes 162.11 Types2.12 Phongof reflection 17model 182.13 Torrance and Sparrowmodel 192.14 Encoder overview 192.15 Binary encoding 202.16 Different types of terrestrial laser scanners classified by field of view 212.17 Oscillatingmirrors 213.1 Calibration of terrestrial laser scanners 233.2 Calibration track line including the test trolley movingon the track line 263.3 Trajectory of the calibration track line 273.4 Configuration of the control points 283.5 Situation of the observation pillars 283.6 Electronic unit for frequencymeasurement 293.7 Sphere used as target for laser scanning 303.8 Targets with varying reflectivity values 323.9 Kern theodolite DKM1 used astarget holder 333.10 Calibration setup for the distance measurement system in the 'static mode' 343.11 Repeatability of the distance measurement system3.12 Accuracy of the distance measurement systembased on the'static mode' 34based on the'static mode' 353.13 Precision of the distance measurement system based on the 'static mode' 363.14 Calibration setup for the distance measurement system in the 'scanningmode' 363.15 Residuals between estimated diameter and nominal diameter 373.16 Residuals between derived horizontal distances and the nominal distances 373.17 Development of the number of points defining a sphere 383.18 Points on a sphere 393.19 Development of the distance measurement system over a time period 403.20 Development of the frequency and the internal temperature 413.21 Experimental setup for determining the accuracy of the angle measurement system 43
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List <strong>of</strong> Figures1.1 Overview <strong>of</strong> terrestrial laser scanners 21.2 Distance measurement technologies in LiDAR systems 32.1 Opticaldistance measurement methods in terrestrial laser scanners 82.2 Transmission <strong>of</strong> electromagnetic waves 92.3 Casing<strong>and</strong> structure <strong>of</strong> a laser diode 102.4 Beam waist 112.5 Eye transmission 122.6 Direct Time-<strong>of</strong>-Flight Principle 132.7 Amplitude-modulated continuous wave (AMCW) 142.8 Zoller+Frohlich: amplitude-modulated continuous wave (AMCW) 152.9 Frequency-Modulated Continuous Wave (FMCW) 152.10 Layout <strong>of</strong> silicon photodiodes 162.11 Types2.12 Phong<strong>of</strong> reflection 17model 182.13 Torrance <strong>and</strong> Sparrowmodel 192.14 Encoder overview 192.15 Binary encoding 202.16 Different types <strong>of</strong> terrestrial laser scanners classified by field <strong>of</strong> view 212.17 Oscillatingmirrors 213.1 <strong>Calibration</strong> <strong>of</strong> terrestrial laser scanners 233.2 <strong>Calibration</strong> track line including the test trolley movingon the track line 263.3 Trajectory <strong>of</strong> the calibration track line 273.4 Configuration <strong>of</strong> the control points 283.5 Situation <strong>of</strong> the observation pillars 283.6 Electronic unit for frequencymeasurement 293.7 Sphere used as target for laser scanning 303.8 Targets with varying reflectivity values 323.9 Kern theodolite DKM1 used astarget holder 333.10 <strong>Calibration</strong> setup for the distance measurement system in the 'static mode' 343.11 Repeatability <strong>of</strong> the distance measurement system3.12 Accuracy <strong>of</strong> the distance measurement systembased on the'static mode' 34based on the'static mode' 353.13 Precision <strong>of</strong> the distance measurement system based on the 'static mode' 363.14 <strong>Calibration</strong> setup for the distance measurement system in the 'scanningmode' 363.15 Residuals between estimated diameter <strong>and</strong> nominal diameter 373.16 Residuals between derived horizontal distances <strong>and</strong> the nominal distances 373.17 Development <strong>of</strong> the number <strong>of</strong> points defining a sphere 383.18 Points on a sphere 393.19 Development <strong>of</strong> the distance measurement system over a time period 403.20 Development <strong>of</strong> the frequency <strong>and</strong> the internal temperature 413.21 Experimental setup for determining the accuracy <strong>of</strong> the angle measurement system 43
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