Presentation 2010-03-05
A comparative study on time domain signal separation and equalization schemes on MIMO frequency selective channels
Satoshi NAKANOBU, Yasunori IWANAMI, Eiji OKAMOTO,
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Abstract(in English) In this paper, as a novel receiver structure for single carrier spatially multiplexed communication schemes on frequency selectivity MIM0 (Multiple-Input Multiple-Output) channels, we have proposed the LDPC (Low Density Parity Check) coded Sequential Equalizer (SE) with MLD with iterative decoding, which compensates for the Inter-Antenna Interference (IAI) and the Inter-Symbol Interference (ISI) in a time-domain. In order to cancel the ISI, it also utilizes the reliable LDPC decoded outputs fed back to the ISI canceller. The proposed time domain SE with MLD makes the sequential and sliding processing over the ISI duration. The LDPC decoded bits are also iteratively fed back to the ISI canceller to generate the high precision replicas for ISI cancellation. Through computer simulations, we have compared the BER characteristics of the previously proposed MIMO-MLSE, the exiting MIMO-SC/MMSE and the conventional MIM0 SC-FDE receiver, those are all LDPC coded at the transmitter side.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) MIMO / ISI canceller / MLD / Time domain signal separation and equalization / MLSE / Single carrier transmission / LDPC code / Iterative decoding
Paper # RCS2009-337
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Conference Information
Committee RCS
Conference Date 2010/2/24(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A comparative study on time domain signal separation and equalization schemes on MIMO frequency selective channels
Sub Title (in English)
Keyword(1) MIMO
Keyword(2) ISI canceller
Keyword(3) MLD
Keyword(4) Time domain signal separation and equalization
Keyword(5) MLSE
Keyword(6) Single carrier transmission
Keyword(7) LDPC code
Keyword(8) Iterative decoding
1st Author's Name Satoshi NAKANOBU
1st Author's Affiliation Department of Computer Science and Engineering, Graduate School of Engineering Nagoya Institute of Technology()
2nd Author's Name Yasunori IWANAMI
2nd Author's Affiliation Department of Computer Science and Engineering, Graduate School of Engineering Nagoya Institute of Technology
3rd Author's Name Eiji OKAMOTO
3rd Author's Affiliation Department of Computer Science and Engineering, Graduate School of Engineering Nagoya Institute of Technology
Date 2010-03-05
Paper # RCS2009-337
Volume (vol) vol.109
Number (no) 440
Page pp.pp.-
#Pages 6
Date of Issue