DMC Calibration

Klaus Neumann Product Manager

Page 2

DMC - Camera Head ProductionDMC - Camera Head Production

Raw Die Pan CCD

Certification - Burn In & Test Flight

DMC Assembly

Lens assembly

Assemble Optics, Sensor & Electronics

Validation

Adjustment of CCD and Optics

Radiometric calibration

Geometric calibration

Calibrated Camera Heads

Delivery

Page 3

Zeiss Jena Clean Room FacilitiesZeiss Jena Clean Room Facilities

Page 4

Internal Calibration DataCalibration CD

homogeneous virtual image radiometry

mosaicking geometric quality assessment

Initial EO for all 8 camera heads

Adjusted, homogeneous pixel sensitivity

Color Balance

Interior Orientation

Data

PRC

PPS S/W Component

DMCORI

PPS S/W Component

DMC

Post Processing

Ulbricht SphereCollimator

RadiometryOnline PlatformGeometryRadiometryGeometry

PlatformSingle Head

DMC Calibration - OverviewDMC Calibration - Overview

Page 5

Geometric CalibrationGeometric Calibration

Designed for DMC

Rotationtable with 0.3 mgon accuracy

Circular Targets

Fully automatic

Zei

ss J

ena

Page 6

RadiometryRadiometry

Calibration with Ulbricht Sphere

Page 7

DMC DMC Environmental TestsEnvironmental Tests

RTCA / DO 160 E (= ISO 7137)

EN 61000-6-2:2001Electromagnetic compatibility (EMC) EN 61000-6-2:2001Electromagnetic compatibility (EMC)

Part 6-4: Generic standards Part 6-4: Generic standards

Section 2: Immunity for industrial environments Section 2: Immunity for industrial environments

Section 4: Emission standard for industrial environmentsSection 4: Emission standard for industrial environments

Part 4: Testing and measurement techniques Part 4: Testing and measurement techniques

Section 2: Electrostatic discharge immunity testSection 2: Electrostatic discharge immunity test

Section 5 : Surge immunity test Section 5 : Surge immunity test

EN55011:1998 Industrial, scientific and medical (ISM) radio-frequency equipment EN55011:1998 Industrial, scientific and medical (ISM) radio-frequency equipment

-Radio disturbance characteristics -Radio disturbance characteristics

-Limits and methods of measurement-Limits and methods of measurement

Page 8

DMC DMC Environmental TestsEnvironmental Tests

Vibration -Sinus: DO 160 E – Section 8 (Vibration) Figure 8-3 Category M (5 -500 Hz) (Standard Sinusidal Vibration Test curves for equipment installed in fixed wing aircraft with reciprocating or turbo propeller engines) -Random: ISO 9022-37 Category 21 (1,4 g rms @ 20-2000 Hz) Shock 15 g @ 11ms according ISO 9022-30 Category 01

Temperature -Temp-Burn In according own specification: Operating Temperature: 0 – 40°C T1 = 30min T2 = 4h T3 = 30min (In minimum 4 cycles) -Storage Temperature (according own specification):DMC Camera -20°C – 70°C (T1 = 1h T2 = 48h T3 = 1h)All other Equipment -40°C – 70°C (T1 = 1h T2 = 48h T3 = 1h)

Pressure -Under pressure RTCA / DO 160 E – Section 4 (Temperature & Altitude)Category C1 10700 m (guaranteed for customers only : 8000m)

T0 – T1: 30min T1–T2: 0 T2–T3: 4h Temperature 20°C

Page 9

Factory Acceptance and CertificationFactory Acceptance and Certification

– Factory acceptance Test

1st images taken and processed

Test procedure includes GPS simulated flight

– Test Flight

Full Mission -> Test field “Elchingen”

500m flying height

– 5cm GSD

8 control points

– AT is run to determine platform calibration

Page 10

Standard DIN 18740-4Standard DIN 18740-4Geometric Calibration ProtocolGeometric Calibration Protocol

Geometric Calibration Protocol for each camera module or spectral channel

Alignment of the IMU to the focal plane

For mosaicked images the relative orientation of the cameras for each exposure

Page 11

Noch Fragen ?Noch Fragen ?

Klaus Neumann

Z/I - Earth Imaging Solution Center

www.intergraph.com

Thank you !Thank you !