1. Onboard Data Processing Units
Main task
Development of hard- and software for flight instruments
Main research topics
Magnetospheric MultiScale
Development of the EDI electron gun and control logic
Solar Orbiter
Digital processing unit for the Radio & Plasma Wave Analyzer
CHEOPS
Digital processing unit
Refereed publications (since Jan 2013)
Total: 2
IWF/ÖAW

2. Who are we? Lead: Manfred Steller Members
Staff: J. Hasiba, K. Hofmann, G. Laky (QA), S. Neukirchner, H. Ottacher, M. Steinberger, (H. Hartl left)
Cooperation within IWF
Magnetotail Physics (Nakamura et al.): Electron gun for MMS
SW-Atmosphere (Lammer et al.): COROT, CHEOPS
Magnetometer Team (Magnes et al.): Magnetic cleanliness, parts
SW Turbulences (Narita et al.): Solar Orbiter/RPW
Radio Wave Group (Fischer et al.): Solar Orbiter/RPW
Key external collaboration
France: LESIA, CNES; Switzerland: University of Berne; USA: UNH;
IWF/ÖAW

3. EDI: Gun Detector Electronics
Contribution
Coordination of GDE development at RUAG Space Austria
Design of digital electronics
Design, programming and test of FPGA logic
Highlights
Specific sigma-delta DAC design for quick response & accuracy with low clock rates
Code generator and correlator to derive time of flight
IWF/ÖAW

4. EDI: Electron Gun and Electronics
Contribution
Development of electron gun (electronics, mechanics)
Electron source provided by UNH
Calibration of gun
Status
All flight models delivered
Two models undergo refurbishment
Further investigation together with UNH to understand problems with HV opto- coupler
IWF/ÖAW

5. Solar Orbiter / Radio & Plasma Waves
Contribution
Development of DPU electronics
Redundant DPU hardware
Boot software (reliability class B)
IWF/ÖAW

6. CHaracterizing ExOPlanet Satellite
Contribution to CHEOPS
Back-End Electronics
Industrial contract (RUAG Space Austria):
Power supply for entire Electrical Sub-System
Stringent requirements for camera supply
Redundant unit
IWF activities:
Development of data processing unit
Fully redundant system
Boot software
IWF/ÖAW

7. CHaracterizing ExOPlanet Satellite
Differences to Solar Orbiter RPW DPU
S/C interface MIL-1553
Dual core processor GR712
FLASH memory to be used as telemetry buffer
Hardware for thermal control of instrument operational heater
IWF/ÖAW

8. Future Plans: 2015-2018 MMS: EDI GDE & Gun
Support for integration tests
Support for commissioning phase
Solar Orbiter: RPW/DPU
Delivery of QM end 2014
Delivery of FM in 2015
Support for instrument integration
CHEOPS
Design activities to PDR in 2014
Integration of EQM begin 2015, delivery mid 2015
Integration of FM Q3 2015, delivery begin 2016
IWF/ÖAW

9. Thank you
IWF/ÖAW

10. Dr. Manfred Steller
Career Summary
since 1984 at Institut für Weltraumforschung, ÖAW, Austria
Freelancer at the Institute for Applied Systems Technology, Joanneum Research, Austria
Publications
20 Articles (First Author: 2, Refereed Articles: 15)
Research Interests
Space instrumentation
Micro Electrical and Mechanical Systems (MEMS)
Automation and control technology
Project Participation
Co-Principal Investigator: Solar Orbiter (Radio-Plasma Wave Instrument)
Co-Investigator: Cassini/Huygens (Aerosol Collector and Pyrolyser), Magnetospheric Multiscale (Electron Beam Instrument)
Board Member: CHEOPS (DPU)
Technical Manager: Phobos (on-board control and data processing for the instrument TAUS and telemetry handling for SOWICOMS and TAUS), Austromir (development of the central data management system DATAMIR for the control of all medical and physical experiments aboard MIR), Rosetta (development of the scanner head and coordination of all industrial contracts for the instrument MIDAS), CoRoT (development of the onboard processor BEX)