Presentation 2006-01-26
An Adaptive Error Correction Control Scheme for an Ultra-Low-Latency Mobile Network
Xiaoqiu WANG, Satoshi KONISHI, Takeshi KITAHARA, Hajime NAKAMURA, Fumiaki MAEHARA, Masataka OHTA,
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Abstract(in English) The authors have been studying for realizing ultra-low-latency mobile networks, in which the End-to-End latency is quite short. For such an ultra-low-latency mobile network, we present an adaptive error correction control scheme in this paper. In the proposed scheme, a SR-SW-ARQ protocol, which is a combination of Selective Repeat (SR) and Stop-and-Wait (SW) ARQ, is adopted at the link layer. Moreover, an adaptive FEC (Forward Error Correction) scheme that has a different redundancy rate depending on the number of retransmissions is adopted at the physical layer. Simulations of the proposed adaptive error correction scheme are conducted based on the OFDM system. The simulation results verify that the proposed scheme provides better performance in terms of error rate and less transmission latency compared to the conventional scheme which has a static redundancy FEC scheme and SR-ARQ protocol.
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Keyword(in English) ultra-low-latency / mobile networks / adaptive error correction control / ARQ / FEC
Paper # RCS2005-145
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Conference Information
Committee RCS
Conference Date 2006/1/19(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Adaptive Error Correction Control Scheme for an Ultra-Low-Latency Mobile Network
Sub Title (in English)
Keyword(1) ultra-low-latency
Keyword(2) mobile networks
Keyword(3) adaptive error correction control
Keyword(4) ARQ
Keyword(5) FEC
1st Author's Name Xiaoqiu WANG
1st Author's Affiliation Communications Network Planning Laboratory, KDDI R&D Laboratories Inc.()
2nd Author's Name Satoshi KONISHI
2nd Author's Affiliation Communications Network Planning Laboratory, KDDI R&D Laboratories Inc.
3rd Author's Name Takeshi KITAHARA
3rd Author's Affiliation Communications Network Planning Laboratory, KDDI R&D Laboratories Inc.
4th Author's Name Hajime NAKAMURA
4th Author's Affiliation Communications Network Planning Laboratory, KDDI R&D Laboratories Inc.
5th Author's Name Fumiaki MAEHARA
5th Author's Affiliation Graduate School of Information, Production and Systems, WASEDA University
6th Author's Name Masataka OHTA
6th Author's Affiliation Graduate School of Information Science and Engineering, Tokyo Institute of Technology
Date 2006-01-26
Paper # RCS2005-145
Volume (vol) vol.105
Number (no) 559
Page pp.pp.-
#Pages 6
Date of Issue