Projekte
Fraunhofer-Institut für Integrierte Schaltungen IIS
Digital Radio Mondiale
Digital Radio Mondiale (DRM) is a consortium dedicated to forming a single world standard for digital broadcasting in the AM radio bands below 30 MHz. Fraunhofer IIS was among the founding members of the organization. Today, the consortium has more than 90 members worldwide and comprises broadcasters, network operators, receiver and transmitter manufacturers, research institutes and standardization bodies.Fraunhofer IIS staff has been very successful in the fields of channel coding and modulation, system evaluation, receiver implementation as well as test & measurement.
Fraunhofer IIS contributions
- MPEG 2 AAC as basis for the HE-AAC as basic audio coding scheme
- Waveform and multiplex design
- Standardization according to ETSI ES 201 980.V.2.1.1
- Technical realization of the DRM standard on the transmitting as well as on the receiving side
- Definition of Journaline®
- Field Tests
- Network planning and Quality of Service QuS monitoring
- Development of reference receivers and test signal sources#
- IC development for receive circuits , licensable as HW-IP
DRM equipment developed by Fraunhofer IIS so far
- Fraunhofer DRM ContentServer (Studio/transmission component)
- Fraunhofer Software Radio (Professional DRM reception system with additional DRM IF output and PC decoder software)
- Audio source coding
- DRM Test Equipment DT 230 (Signal generator and analyzer for the development and test of transmitters)
- DRM+ Test Equipment DT 4030
- DRM Monitoring Receiver DT 700 (Professional stand-alone receiver for the monitoring of DRM, AM and SSB signals)
- DRM Monitoring Receiver DT 4700 (enhanced version of DT 700 DRM Monitoring Receiver featuring touch-screen color display and Journaline® decoder)
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