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Turbo equalization ...
Turbo equalization and an M-BCJR algorithm for strongly narrowband intersymbol interference
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- Anderson, John B (författare)
- Lund University,Lunds universitet,Institutionen för elektro- och informationsteknik,Institutioner vid LTH,Lunds Tekniska Högskola,Department of Electrical and Information Technology,Departments at LTH,Faculty of Engineering, LTH
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- Prlja, Adnan (författare)
- Lund University,Lunds universitet,Institutionen för elektro- och informationsteknik,Institutioner vid LTH,Lunds Tekniska Högskola,Department of Electrical and Information Technology,Departments at LTH,Faculty of Engineering, LTH
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(creator_code:org_t)
- 2010
- 2010
- Engelska 6 s.
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Ingår i: [Host publication title missing]. - 9781424460144 ; , s. 261-266
- Relaterad länk:
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http://dx.doi.org/10...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- An M-BCJR algorithm is proposed and tested over an AWGN channel with moderate to very intense intersymbol interference (ISI). Two M-BCJR applications are evaluated, simple detection over the ISI channel and turbo equalization. The signaling is binary faster than Nyquist linear modulation. The ISI models tested correspond to transmission of increasingly many bits/Hz-s with a fixed signal spectra; the paper studies the range 2–8 bits/Hz-s, which implies ISI models as long as 32 taps. As a simple detector, the M-BCJR achieves the ML error rate with small computation, even when the Viterbi algorithm is completely impractical. In turbo equalization, the M-BCJR needs somewhat more computation and a more careful design because it must produce accurate likelihoods.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering (hsv//eng)
Nyckelord
- turbo coding
- iterative decoding
- equalization
- Digital communication
Publikations- och innehållstyp
- kon (ämneskategori)
- ref (ämneskategori)
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