> OLEODL Workshop > Christopher Schmidt OSIRIS Update and Outlook. Christopher Schmidt Institute of Communications and Navigation

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1 DLR.de Chart 1 OSIRIS Update and Outlook Christopher Schmidt Institute of Communications and Navigation

2 DLR.de Chart 2 OSIRIS Design Roadmap OSIRISv1: Open-Loop Body Pointing 200 Mbit/s OSIRISv2: Closed-Loop Body Pointing with Tracking Sensor 1 Gbit/s OSIRISv3: Active Beam Steering with Coarse Pointing Assembly 10 Gbit/s

3 DLR.de Chart 3 OSIRISv1 on Flying Laptop Technical Concept Satellite Bus: University of Stuttgart Dimension: 80 x 60 x 50 cm Mass: 120 kg System Parameters: Laser 1: 200 Mbit/s with 1W Laser 2: 78 Mbit/s with 125 mw Power and weight: 26 W, 1,3 kg Pointing: Open-Loop Body Pointing Flying Laptop (FLP)

4 DLR.de Chart 4 OSIRISv1 on Flying Laptop Status Update Latest Status: Flight Model integrated in FM-Satellite All OSIRIS integration tests successfully finished Full satellite vibration and thermal-vacuum tests sucessfully finished Launch date: January 2017 Integrated Flight Model in Satellite

5 DLR.de Chart 5 OSIRIS Design Roadmap OSIRISv1: Open-Loop Body Pointing 200 Mbit/s OSIRISv2: Closed-Loop Body Pointing with Tracking Sensor 1 Gbit/s OSIRISv3: Active Beam Steering with Coarse Pointing Assembly 10 Gbit/s

6 DLR.de Chart 6 OSIRISv2 on BiROS Technical Concept Satellite Bus: DLR Berlin Adlershof (Optical Sensor Systems) Dimension: 88 x 65 x 55 cm Mass: 115 kg System Parameters: Laser 1: 1 Gbit/s with 1W Laser 2: 150 Mbit/s with 150mW Power and weight: 37 W, 1,65 kg Tracking Sensor with optical uplink channel (1 Mbit/s) Pointing: Closed-Loop Body Poiting Bispectral Infrared Optical System (BiROS)

7 DLR.de Chart 7 OSIRISv2 Laser Sources Redundant system with two different and independent Laser sources: 1. High Power Laser Diode (HPLD) Data rate: 100 Mbit/s Tx-Power: 100 mw Power consumption: 3 W Wavelength: 1550 nm 2. Erbium Doped Fiber Amplifier (EDFA) Data rate: 1 Gbit/s Tx-Power: 1 W Power concumption: 30 W Wavelength: 1545 nm Integration of Laser Sources in Qualification Model (QM)

8 DLR.de Chart 8 OSIRISv2 Optical Bench Mount for 3 optical axes: Tracking sensor Tx-optics Alignment Cube Alignment Cube to reference OSIRIS optical axes with satellite coordinate system Aluminium and Carbon-Fibre contruction Rx Beacon Tx 200 µrad Tx 1200 µrad OSIRIS Optical Bench

9 DLR.de Chart 9 OSIRISv2 Payload Integration

10 DLR.de Chart 10 BIROS launch, 22/06/2016, 3:56 UTC

11 DLR.de Chart 11 OSIRISv2 Next Steps Secondary Payload Experiments running: Currently executed: Autonomous Vision Approach Navigation and Target Identification (AVANTI) Next: primary payload: Infrared Camera for forest fire detection Following: OSIRISv2 Experiments with OSIRIS on BIROS during payload commissioning (End of 2016 / beginning of 2017) Exhaustive channel measurement campaign with OGS-OP and TOGS (2017 onwards) Experiments and close collaboration with international partners (NICT, ESA, NASA-JPL, CNES, )

12 DLR.de Chart 12 OSIRIS Design Roadmap OSIRISv1: Open-Loop Body Pointing 200 Mbit/s OSIRISv2: Closed-Loop Body Pointing with Tracking Sensor 1 Gbit/s OSIRISv3: Active Beam Steering with Coarse Pointing Assembly 10 Gbit/s

13 DLR.de Chart 13 OSIRISv3 Development Goals Mission Characteristics: Application on small LEO spacecrafts (100 kg class) 5 year lifetime Based on qualified COTS components Compact terminal: 5 kg, 50 W Equipped with a Coarse Pointing Assembly (CPA) Data handling included in OSIRIS terminal

14 DLR.de Chart 14 OSIRISv3 Reference Implementation Reference Implementation of the upcoming CCSDS-Standard: Monostatic system design Downlink Datarate: 10 Gbit/s Optical uplink channel included Beacon Wavelength: 1590nm Modulated beacon Downlink Wavelength: 1550nm Modulation/data format accordingly

15 DLR.de Chart 15 Thank you very much for your attention!