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© Fraunhofer IIS
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Fraunhofer German-Turkish Day in Istanbul
2014-09-25
BROADCAST & BROADBAND COMMUNICATION SYSTEM TECHNOLOGIES
Thomas Heyn, [email protected]
Head of Connectivity Group
Communication Systems DivisionFraunhofer-Institut Integrated Circuits IIS, Erlangen, Germany
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Broadcast & Broadband Communication System Technologies
Agenda
� »Communication Systems Division« within Fraunhofer IIS
� Broadcast
� Digital Sound Broadcasting DAB, DRM
� Solutions for Professional and Consumer Applications
� Broadband Communication Technologies
� Terrestrial
� Satellite
� Combined
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Communication Systems Division Main Research and Development Topics
Source: OHB (SmallGEO Plattform)
Satellite Communication
Broadcast, Broadband, Messaging
Terrestrial Broadcasting
Sound, TV
Terrestrial Broadband
Communication
Short & long range transmissions
Proprietary systems for industry applications
ETSI S-MIM
DVB-NGH ETSI ESDR
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Communication Systems Division Business Fields and Markets
AutomotiveTV and Broadcasting
Industry automation
Aerospace
Public Safety, Governmental
Services
Mobile Broadband
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Communication Systems Division 4 Departments, 80 Persons R&D
Skills and Expertise
� Communication systems analysis & design
� System, circuit and electromagnetic simulations
� Channel & interference modeling
� Standardization
� Modem design / implementation
� Product design for professional equipment
� Implementation of hardware (Antennas, RF, analog, digital) & software
� System validation and test
� Over-the-air (in the field) & lab
Source: Erlanger Stadtwerke, Webcam weather station
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Communication Systems Division Cooperation Models
Contract Research for clientsfrom industry
� applied R&D, test & validation, consulting services for industry
� exclusively on request
Collaborative Research with partners
� forefront and applied research (demonstrators)
� e.g. funded by European Unionand national funding bodies
Consulting Services
� Based on own research capabilities
� Support for decision makers
Patent / Technology / Product Licensing
� worldwide, preferably non-exclusive
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Communication Systems Division Digital Broadcasting – Software Defined Radio (SDR)
� Trend in Receiver Industry: Software Defined Radio
� Fast integration in multi-standard platforms
� Costs: Less hardware/chips
� Software upgrades after deployment
� Our SDR solutions:
� Reference receivers for consumer und automotive applications
� DAB / DAB+
� DRM30 (DRM+ in preparation)
� Ported and licensed to latest DSP/SoC platforms
� Consumer Applications:
� DAB / DAB+ baseband receiver HW-IP incl. Audio-DSP SW-library
Fraunhofer transmit tower, Tennenlohe
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R4 DRM / DRM+ Content Server
DT230 DRM Test Equipment
DT700 / DT4700 DRM Monitoring Receivers
DT4030 DRM+ Test Equipment
DT4120 DRM+ Monitoring Receiver
DT4630 DRM/DRM+ RTSIM
Communication Systems Division - BroadcastingDigital Radio Mondiale - Professional Applications
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� Small reconfigurable modulator/transmitter platform, e.g.
� for mobile video surveillance
� for industrial environment (M&C…)
� DVB-T (DVB-T2) modulator implemented
� Easy reception of data stream with commercial receivers
� Flexible in frequency(up to 2.7 GHz)
� Flexible input interfaces (video, data, sensors…)
� Interface for RF amplifier (increased distance) 8 x 5 cm
Communication Systems Division - Broadcasting Flexible Encoder & RF Transmitter
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� 2 sites in Erlangen area supporting
� LTE Standard unicast traffic
� New LTE Broadcast/multicast eMBMS
� Experimental frequency license
� Predefined network traffic load
� Access to all user data
� Test Cases:
� Testing of SW App’s / HW under different (real) conditions
� Test of new technologies in the field (e.g. smallCell, WiFi handover, 5G…)
� Many more possible …
Communication Systems Division - BroadbandBroadband Technologies and Services4G/LTE Testbed in Erlangen
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Universal Over-The-Air test environment
� 2G, 3G, 4G, 5G / Satcom / MIMO system- / performance-evaluation
� For mobile radio transceivers up to 3 / 6 GHz
� Performance measurements incl. effects:
� Array-/beamforming-antennas
� Channel impairments
� Co-existence, interference
� Multi base stations
scatterer
BS 3
DUT
BS 1
Interferer/Comm. Partner BS 2
Emulation2D/3D Scenario
Communication Systems Division - BroadbandFacility for Over-the-air Research and Testing (FORTE) & Virtual Road (VISTA)
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� mmWave Ultra-High Throughput Links
� Design and implementation of 10 Gbps bidirectional microwave link (e.g. E-Band 70..80 GHz) in 2 GHz bandwidth
� Applications e.g.
� Wireless front-/backhaul of mobile networks (instead of expensive mounting of fibers)
� Transmission of video surveillance data from trains to data center
� And more…
Communication Systems Division - BroadbandTerrestrial Broadband Communication Technologies
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� Satellite Integration / Backhauling of Mobile Networks
� For fixed, nomadic, mobile hotspots, e.g. trains, ships, rural areas
� Currently designing and implementing the convergence layer for satellite integration in terrestrial 4G networks
� Optimized usage of satellite transmission channel, depending on QoS requirement
Communication Systems Division - BroadbandSat/Terr Broadband Communication Technologies
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� Latest activity: High bandwidth satellite communication
� Standardized as DVB-S2X with contribution of Fraunhofer IIS
� Technology demonstrator avail with up to 400 Mbaud / 1 Gbit/s
� Demodulator can be licensed
� Further technologies:
� Messaging over satellite: ETSI S-MIM E-SSA conform implementation for low cost / low power terminals (M2M, automotive)
� DVB-SH chipset IP (sat/terr receiver)
� …
Communication Systems Division - BroadbandSatellite Broadband Communication Technologies
DVB-S2X implementation
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� We provide various technologies
� for satellite communication (broadcast, broadband, messaging)
� for terrestrial broadcasting
� for terrestrial broadband communication
Contact: [email protected]
Communication Systems Division Summary
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Thank you for your attention!
Image taken at our LTE / DVB-H / DVB-SH pilot transmitter site in Erlangen