Presentation 2018-06-21
Differential Orthogonal Frequency Division Multiplexing Employing Reed-Solomon Codes
Kotaro Hotta, Hiroshi Kubo, Hiroshi Kubo,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper discusses differential orthogonal frequency-division multiplexing (OFDM) in severe time and frequency selective channels, i.e., doubly-selective channels. On severe doubly-selective channels, coherent detection of OFDM has a problem that the frequency transmission efficiency decreases due to pilot insertion. In order to solve this problem, this paper evaluates performance of differential encoding and Reed-Solomon (RS) codes for differential OFDM in time and frequency domain. Finally, computer simulation results confirm that differential OFDM is effective in the case of differential encoding in time domain and RS codes in frequency domain on doubly-selective channels.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Acoustic Communications / Orthogonal Frequency-Division Multiplexing / Differential Encoding / Reed-Solomon Codes / Doubly-Selective Channels / Differential Detection
Paper # RCS2018-60
Date of Issue 2018-06-13 (RCS)

Conference Information
Committee RCS
Conference Date 2018/6/20(3days)
Place (in Japanese) (See Japanese page)
Place (in English) Nagasaki University
Topics (in Japanese) (See Japanese page)
Topics (in English) First Presentation in IEICE Technical Committee, Railroad Communications, Inter-Vehicle Communications, Road to Vehicle Communications, Resource Control, Scheduling, Wireless Communication Systems, etc.
Chair Tomoaki Otsuki(Keio Univ.)
Vice Chair Eisuke Fukuda(Fujitsu Labs.) / Satoshi Suyama(NTT DoCoMo) / Fumiaki Maehara(Waseda Univ.)
Secretary Eisuke Fukuda(Hokkaido Univ.) / Satoshi Suyama(NTT) / Fumiaki Maehara
Assistant Kazushi Muraoka(NTT DOCOMO) / Shinsuke Ibi(Osaka Univ.) / Hiroshi Nishimoto(Mitsubishi Electric) / Koichi Adachi(Univ. of Electro-Comm.) / Osamu Nakamura(Sharp)

Paper Information
Registration To Technical Committee on Radio Communication Systems
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Differential Orthogonal Frequency Division Multiplexing Employing Reed-Solomon Codes
Sub Title (in English)
Keyword(1) Acoustic Communications
Keyword(2) Orthogonal Frequency-Division Multiplexing
Keyword(3) Differential Encoding
Keyword(4) Reed-Solomon Codes
Keyword(5) Doubly-Selective Channels
Keyword(6) Differential Detection
1st Author's Name Kotaro Hotta
1st Author's Affiliation Ritsumeikan Univercity(Ritsumeikan Univ.)
2nd Author's Name Hiroshi Kubo
2nd Author's Affiliation Ritsumeikan Univercity(Ritsumeikan Univ.)
3rd Author's Name Hiroshi Kubo
3rd Author's Affiliation Ritsumeikan Univercity(Ritsumeikan Univ.)
Date 2018-06-21
Paper # RCS2018-60
Volume (vol) vol.118
Number (no) RCS-101
Page pp.pp.149-154(RCS),
#Pages 6
Date of Issue 2018-06-13 (RCS)