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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| RCS | 2019-06-21 10:10 |
Okinawa | Miyakojima Hirara Port Terminal Building | Differential Trellis-Coded Modulation Employing Multiple Differential Detection with Channel Prediction Tetsuro Kubo, Takuya Takahashi, Hiroshi Kubo (Ritsumeikan Univ.) RCS2019-86 |
This paper discusses transmission technologies with good tracking capability and good required signal to noise ratio (SN... [more] | RCS2019-86 pp.285-290 |
| RCS | 2018-06-22 09:40 |
Nagasaki | Nagasaki University | PAPR Reduction of OFDM with Trellis Shaping based on High-Order Moments Shun Takizawa, Hideki Ochiai (YNU) RCS2018-64 |
Trellis shaping (TS) controls transmit symbols by adding a codeword to them so as to reduce the PAPR of transmit signal... [more] |
RCS2018-64 pp.173-178 |
| RCS | 2018-06-22 10:50 |
Nagasaki | Nagasaki University | Low-Complexity Code Search Method for Turbo Trellis-Coded Spatial Modulation Using Symbol-based EXIT Charts Takanori Hara, Koji Ishibashi (The Univ. of Electro-Communications), Lajos Hanzo (Univ. of Southampton) RCS2018-70 |
In this paper, we propose a low-complexity code search method for spatial modulation with turbo trellis-coding (SM-TTC) ... [more] | RCS2018-70 pp.207-212 |
| RCS, SR, SRW (Joint) |
2018-02-28 15:40 |
Kanagawa | YRP | A community-based anomaly detection system by the synergetic use of mobile sensing and delay tolerant networks with cooperative data processing technique Yoshito Watanabe, Yozo Shoji (NICT) SR2017-115 |
This paper proposes a novel cooperative anomaly detection system that uses mobile sensing and delay tolerant network (DT... [more] | SR2017-115 pp.25-30 |
| AP, RCS (Joint) |
2017-11-08 11:15 |
Fukuoka | Fukuoka University | A low-complexity trellis shaping approach for PAPR reduction of OFDM signals Junya Watanabe, Hideki Ochiai (Yokohama Nat. Univ.) RCS2017-209 |
In order to mitigate high peak-to-average power ratio (PAPR) problem of orthogonal frequency-division multiplexing (OFDM... [more] | RCS2017-209 pp.29-34 |
| ISEC, WBS, IT | 2017-03-09 14:25 |
Tokyo | TOKAI University | Trellis Reduction for Tail-Biting Convolutional Codes Using Characteristic Matrices and Cyclically Shifted Code-Subsequences Masato Tajima IT2016-108 ISEC2016-98 WBS2016-84 |
Trellis reduction for tail-biting convolutional codes is investigated. A given tail-biting (TB) convolutional code is re... [more] | IT2016-108 ISEC2016-98 WBS2016-84 pp.61-66 |
| RCS, RCC, ASN, NS, SR (Joint) |
2016-07-21 13:45 |
Aichi | On Efficient FPGA Implementation of PAPR Reduction Based on Trellis Shaping for OFDM Systems Jiajia Song, Hideki Ochiai (YNU) RCS2016-120 |
Given the fact that the implementation of trellis shaping (TS) requires a large number of multipliers, its practical app... [more] | RCS2016-120 pp.133-138 |
|
| OCS, NS, PN (Joint) |
2016-06-23 11:15 |
Hokkaido | Hokkaido University | Adaptive Modulation with Multi-Redundancy Trellis Coded Modulation Tatsuya Nakamura, Emmanuel Le Taillandier de Gabory, Hidemi Noguchi, Jun'ichi Abe, Kiyoshi Fukuchi (NEC) OCS2016-11 |
Exponentially increasing internet traffic requires optimal exploitation of spectral resource of optical network. Therefo... [more] | OCS2016-11 pp.11-15 |
| RCS | 2016-06-24 10:20 |
Okinawa | Univ. of the Ryukyus | On Complexity Reduction of Trellis Shaped OFDM Signal with Reduced PAPR using Clipping-based Metric. Junya Watanabe, Hideki Ochiai (Yokohama Nat. Univ.) RCS2016-82 |
Trellis shaping (TS) is a signal control technique that makes use of the structure of convolutional code, and it is appl... [more] | RCS2016-82 pp.209-214 |
| IT, ISEC, WBS | 2016-03-10 16:20 |
Tokyo | The University of Electro-Communications | Algebraic Construction of KV Trellises for Linear Block Codes Masato Tajima IT2015-120 ISEC2015-79 WBS2015-103 |
In this paper, we present an algebraic construction of Koetter-Vardy (KV) trellises. The proposed method is based on the... [more] | IT2015-120 ISEC2015-79 WBS2015-103 pp.119-124 |
| IT | 2015-07-13 14:50 |
Tokyo | Tokyo Institute of Technology | Tail-Biting Trellises for a Tail-Biting Convolutional Code Masato Tajima IT2015-25 |
In this paper, we investigate the tail-biting trellis structure and its complexity of a linear block code derived from a... [more] | IT2015-25 pp.47-52 |
| RCS, SR, SRW (Joint) |
2015-03-04 10:50 |
Tokyo | Tokyo Institute of Technology | Theoretical Error Rate Analysis of Trellis Shaping Systems with M-QAM Constellations Ryota Yoshizawa, Hideki Ochiai (Yokohama Nat. Univ.) RCS2014-312 |
Trellis shaping (TS), originally proposed by Forney in 1992 for average power reduction of quadrature ampliture modulati... [more] | RCS2014-312 pp.65-70 |
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