Sunday 2 June 2019

Software for efficient implementation of drm radio receivers


Modern radio receivers for car and home entertainment contain more and more software. This enables the radio maker to support different radio standards on the same hardware platform. Updates or extensions become possib-le even in the very last stage of the development process.

The Fraunhofer IIS DRM Receiver Kit is the first DRM solu-tion providing radio manufacturers this flexible software option for their radio platforms.

Key Features

The DRM Receiver Kit from Fraunhofer IIS is a fully validated DRM solution for the automotive and consumer market. This innova-tive software radio approach allows terminal manufacturers to efficiently enhance their radio platform with the full range of the DRM feature set. It is a platform independent C-code ready for multiple baseband and service layer instances.

Fully compliant with the ETSI ES 201 980, the DRM Receiver Kit is able to decode a full DRM multiplex or only a subset to save computing power. With its flexible data interface, it can be easily combined with external applications. The API interface is adopt-able to the customers framework.

Basic feature set of the baseband processing:
  • Reception frequencies up to 240MHz
  • Automatic mode detection for DRM mode A-D
  • Full featured FAC, SDC, MSC decoding
  • 4,5kHz, 5kHz, 9kHz, 10kHz, 18kHz, 20kHz, 96kHz bandwidth
  • Optionally including DRM+ (Mode E)

Basic feature set for audio and data decoding (DRM profile):
  • MOT decoder in header and directory mode
  • Packet mode decoder, enhanced packet mode decoder
  • MPEG HE-AAC v2
  • MPEG xHE-AAC
  •  Legacy CELP and HVXC on demand 

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