Presentation | 2010-10-27 Quantization Error Influence of Frequency Domain Equalizer Based on MMSE Shunsuke TOMITA, Yuji MIYAKE, Kazuhiro KOMATSU, Hiroshi OGUMA, Noboru IZUKA, Shouichi TANIFUJI, Suguru KAMEDA, Noriharu SUEMATSU, Tadashi TAKAGI, Kazuo TSUBOUCHI, |
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Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | In next generation mobile communication systems, Single-Carrier (SC) transmission using frequency domain equalizer (FDE) is an important technique. Since FDE needs fast Fourier transmissions (FFT) and divisions circuits, circuit size of FDE becomes large. For reducing size of FDE circuit, cutting quantization bits is necessary. But, shortage of quantization bits makes degradation of bit error rate (BER) performance because of quantization error. In this paper, FDE circuit is designed with considering trade off between size reduction effect of quantization bits and degradation of BER performance. Through BER simulation with quantization error, over 13 bit are necessary number of quantization bits in FDE system. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | Frequency Domain Equalizer / Quantization Error / Single-Carrier transmission |
Paper # | SR2010-41 |
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Conference Information | |
Committee | SR |
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Conference Date | 2010/10/20(1days) |
Place (in Japanese) | (See Japanese page) |
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Topics (in Japanese) | (See Japanese page) |
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Paper Information | |
Registration To | Software Radio(SR) |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | Quantization Error Influence of Frequency Domain Equalizer Based on MMSE |
Sub Title (in English) | |
Keyword(1) | Frequency Domain Equalizer |
Keyword(2) | Quantization Error |
Keyword(3) | Single-Carrier transmission |
1st Author's Name | Shunsuke TOMITA |
1st Author's Affiliation | Research Institute of Electrical Communication, Tohoku University() |
2nd Author's Name | Yuji MIYAKE |
2nd Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
3rd Author's Name | Kazuhiro KOMATSU |
3rd Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
4th Author's Name | Hiroshi OGUMA |
4th Author's Affiliation | / SoftBank Telecom Corp. |
5th Author's Name | Noboru IZUKA |
5th Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
6th Author's Name | Shouichi TANIFUJI |
6th Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
7th Author's Name | Suguru KAMEDA |
7th Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
8th Author's Name | Noriharu SUEMATSU |
8th Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
9th Author's Name | Tadashi TAKAGI |
9th Author's Affiliation | Research Institute of Electrical Communication, Tohoku University |
10th Author's Name | Kazuo TSUBOUCHI |
10th Author's Affiliation | |
Date | 2010-10-27 |
Paper # | SR2010-41 |
Volume (vol) | vol.110 |
Number (no) | 252 |
Page | pp.pp.- |
#Pages | 6 |
Date of Issue |