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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 71  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIP, IT, RCS 2024-01-18
17:35
Miyagi
(Primary: On-site, Secondary: Online)
A Study on Decoding Performance Improvement by Using Non-binary LDPC Codes in Outer Channel Coding-Concatenated Chaos Coded Modulation
Ryo Tozawa, Seiya Yamashita, Eiji Okamoto (NITech), Horiike Naoto, Tetsuya Yamamoto (Panasonic) IT2023-55 SIP2023-88 RCS2023-230
With the rapid expansion of the Internet of Things (IoT) in recent years, the need to improve the confidentiality of wir... [more] IT2023-55 SIP2023-88 RCS2023-230
pp.133-138
IT 2023-08-04
14:10
Kanagawa Shonan Institute of Technology
(Primary: On-site, Secondary: Online)
LDPC Coded DBICM System for Multiple Access Channels
Masato Kawasumi, Hiroyuki Yashima (TUS), Ryo Shibata (Shinshu Univ.) IT2023-28
In this study, we propose a multilevel coded modulation method based on a low-density parity-check (LDPC) codes and dela... [more] IT2023-28
pp.80-85
EMM, IT 2023-05-11
15:30
Kyoto Rakuyu Kaikan (Kyoto Univ. Yoshida-South Campus)
(Primary: On-site, Secondary: Online)
[Invited Talk] A Radar Waveform Design for Joint Estimation of Time Delay and Doppler Frequency
Yutaka Jitsumatsu (Tokyo Tech) IT2023-6 EMM2023-6
The main radar systems currently in use include frequency modulated continuous wave (FM-CW) radar and pulse compression ... [more] IT2023-6 EMM2023-6
p.30
SR, UWT
(Joint)
2023-01-26
15:50
Tokyo Takanawa Campus, Tokai Univ.
(Primary: On-site, Secondary: Online)
Differential OFDM Software MODEMs for Underwater Acoustic Communications
Taichi Fujita, Kouichi Hashimoto, Hiroshi Kubo (Ritsumeikan Univ.)
It is well-known that underwater acoustic communications (UWACs) play an important role in underwater mobile communicati... [more]
IT, RCS, SIP 2023-01-25
14:10
Gunma Maebashi Terrsa
(Primary: On-site, Secondary: Online)
Differential OFDM with Parallel Blind Demodulation Employing Different Re-Samplers for Underwater Acoustic Communications
Taichi Fujita, Hiroshi Kubo (Ritsumeikan Univ.) IT2022-63 SIP2022-114 RCS2022-242
Underwater acoustic communications (UWAC) suffer from double selectivity, where doubly-selective channels suffer from se... [more] IT2022-63 SIP2022-114 RCS2022-242
pp.196-201
MIKA
(3rd)
2022-10-13
11:10
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] Performance of Multidimensional TCM-QAM Single-carrier Transmission Considering Phase Noise
Hisataka Chonan, Shigenobu Sasaki (Niigata Univ.)
In this paper, impact of phase noise for performance of multidimensional coded modulation is studied. In order to constr... [more]
OCS, PN, NS
(Joint)
2022-06-10
13:25
Online Online Decoding Complexity Reduction of Forward Error Correction by Channel-polarized Multilevel Coding
Takeshi Kakizaki, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka (NTT) OCS2022-11
In a digital coherent optical communication system, it is necessary to design a forward error correction (FEC) and modul... [more] OCS2022-11
pp.6-11
RCS, SIP, IT 2022-01-20
11:20
Online Online A study on application of differential trellis-coded OFDM employing multiple differential detection with channel prediction
Kota Iwamoto, Hiroshi Kubo (Ritsumeikan Univ.) IT2021-32 SIP2021-40 RCS2021-200
This paper discusses differential orthogonal frequency division multiplexing (OFDM) for severe time and frequency select... [more] IT2021-32 SIP2021-40 RCS2021-200
pp.24-29
SRW, SeMI, CNR
(Joint)
2021-11-25
10:20
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Performance of Multidimensional TCM-QAM with Nonlinearity
Hisataka Chonan, Shigenobu Sasaki (Niigata Univ.) SRW2021-31
In this paper, performance of multidimensional coded QAM is studied considering the power amplifier (PA) nonlinearity. ... [more] SRW2021-31
pp.13-18
MIKA
(3rd)
2021-10-29
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Performance of Higher-order Multidimensional LDPC Coded QAM
Kosei Yoshida, Shigenobu Sasaki (Niigata Univ.)
In this paper, multi-dimensional coded QAM with low-density-parity-check (LDPC) codes is proposed. In recent years, co... [more]
SRW 2021-08-24
10:50
Online Online LDPC-Based Multi-dimensional Coded Modulation
Kosei Yoshida, Shigenobu Sasaki (Niigata Univ.) SRW2021-15
In this paper, multi-dimensional coded QAM with low-density-parity-check (LDPC) codes is proposed. In recent years, the... [more] SRW2021-15
pp.8-12
SRW 2021-08-24
13:10
Online Online [Panel Discussion] Wideband Signaling for Short Range Wireless Communications
Shigenobu Sasaki (Niigata Univ.) SRW2021-21
In this paper, the author introduces his work on wideband signaling for short range wireless communications, including (... [more] SRW2021-21
p.19
RCS 2021-06-24
13:30
Online Online Comparison of Differential OFDM Systems Employing Multiple Differential Detection with Channel Prediction in Doubly Selective Channels
Taichi Fujita, Kota Iwamoto, Hiroshi Kubo (Ritsumeikan Univ.) RCS2021-56
In this paper, we compare the performance of differential orthogonal frequency division multiplexing (OFDM) for underwat... [more] RCS2021-56
pp.163-168
WBS, IT, ISEC 2021-03-05
15:25
Online Online [Invited Talk] Lee Metric Error Correcting Codes on Two-Dimensional Lattices
Hiroyoshi Morita (UEC) IT2020-153 ISEC2020-83 WBS2020-72
A decoding algorithm on correcting double Lee errors on the two dimensional hexagonal lattice is presented. This algori... [more] IT2020-153 ISEC2020-83 WBS2020-72
pp.251-256
SAT, RCS
(Joint)
2020-08-21
15:35
Online Online Differential trellis-coded OFDM employing multiple differential detection with channel prediction for severe doubly-selective environment
Kota Iwamoto, Tetsuro Kubo, Hiroshi Kubo (Ritsumeikan Univ.) RCS2020-89
This paper proposes differential trellis-coded orthogonal frequency division multiplexing (OFDM) for severe time and fre... [more] RCS2020-89
pp.55-60
SR, NS, SeMI, RCC, RCS
(Joint)
2020-07-09
14:15
Online Online Study on Chaos-based Multi-user Interleave Division Multiple Access Scheme
Mamoru Okumura, Tomoki Kaga, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCC2020-7 NS2020-36 RCS2020-70 SR2020-15 SeMI2020-7
In the fifth-generation mobile communications system (5G), massive machine-type communications (mMTC), which accommodate... [more] RCC2020-7 NS2020-36 RCS2020-70 SR2020-15 SeMI2020-7
pp.31-36(RCC), pp.31-36(NS), pp.73-78(RCS), pp.37-42(SR), pp.25-30(SeMI)
RCS 2020-06-24
16:10
Online Online Study on Applying Radio -Wave Encryption to Interleave Division Multiple Access Scheme
Mamoru Okumura, Tomoki Kaga, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2020-30
One of the main use cases of the fifth-generation mobile communications system (5G) is massive machine-type communicatio... [more] RCS2020-30
pp.43-48
IT, SIP, RCS 2020-01-24
09:55
Hiroshima Hiroshima City Youth Center Multi-Carrier Differential Trellis-Coded Modulation/Demodulation Employing Multiple Differential Detection with Channel Prediction
Tetsuro Kubo, Takuya Takahashi, Hiroshi Kubo (Ritsumeikan Univ.) IT2019-61 SIP2019-74 RCS2019-291
This paper proposes a modulation scheme employing multi-carrier (MC) differential trellis-coded modulation (DTCM) and mu... [more] IT2019-61 SIP2019-74 RCS2019-291
pp.143-148
OCS, LQE, OPE 2019-10-18
09:55
Kagoshima   Degradation of Achievable Information Rate due to Phase Noise in Optical Coherent Systems
Song Zhiyuan, Koji Igarashi (Osaka Univ.) OCS2019-41 OPE2019-79 LQE2019-57
Achievable information rate (AIR) is perfect tool to evaluate the number of the reliably-transmitted information bits pe... [more] OCS2019-41 OPE2019-79 LQE2019-57
pp.73-76
SeMI, RCS, NS, SR, RCC
(Joint)
2019-07-11
10:40
Osaka I-Site Nanba(Osaka) [Poster Presentation] A Study on Coded Modulation Using Autoencoders
Akiho Nakata, Koji Ishii (Kagawa Univ.) RCC2019-24 NS2019-60 RCS2019-117 SR2019-36 SeMI2019-33
This study tries to design a coded modulation scheme with a desired transmission rate by use of autoencoder and evaluate... [more] RCC2019-24 NS2019-60 RCS2019-117 SR2019-36 SeMI2019-33
pp.67-72(RCC), pp.93-98(NS), pp.89-94(RCS), pp.99-104(SR), pp.81-86(SeMI)
 Results 1 - 20 of 71  /  [Next]  
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