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A Synthesizable IP Core for DVB-S2 LDPC Code Decoding
Munich, Germany March 07-March 11
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/DATE.2005.39Design, Automation and Test in Europe ...
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Frank Kienle, University of Kaiserslautern, Germany
Torben Brack, University of Kaiserslautern, Germany
Norbert Wehn, University of Kaiserslautern, Germany
The new standard for digital video broadcast DVB-S2 features Low-Density Parity-Check (LDPC) codes as their channel coding scheme. The codes are defined for various code rates with a block size of 64800 which allows a transmission close to the theoretical limits.
The decoding of LDPC is an iterative process. For DVB-S2 about 300000 messages are processed and reordered in each of the 30 iterations. These huge data processing and storage requirements are a real challenge for the decoder hardware realization, which has to fulfill the specified throughput of 255MBit/s for base station applications.
In this paper we will show, to the best of our knowledge, the first published IP LDPC decoder core for the DVB-S2 standard. We present a synthesizable IP block based on ST Microelectronics 0:13?m CMOS technology.
Citation:
Frank Kienle, Torben Brack, Norbert Wehn, "A Synthesizable IP Core for DVB-S2 LDPC Code Decoding," date, vol. 3, pp.100-105, Design, Automation and Test in Europe (DATE'05) Volume 3, 2005
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