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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 126  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCC, ISEC, IT, WBS 2024-03-13
16:35
Osaka Osaka Univ. (Suita Campus) A Study on Polar Codes Design with Robustness against Channel SNR Fluctuation
Hidetake Matsui, Hideki Ochiai (YNU)
(To be available after the conference date) [more]
RCC, ISEC, IT, WBS 2024-03-14
14:40
Osaka Osaka Univ. (Suita Campus) Performance Evaluation of OFDM Systems with Clipping and Partial Filtering
Wataru Hatano, Hideki Ochiai (YNU)
 [more]
RCC, ISEC, IT, WBS 2024-03-14
15:05
Osaka Osaka Univ. (Suita Campus) Secrity Oriented Design of Polar-Coded OFDM on Selective Fading Channels
Yuki Kuraya, Hideki Ochiai (YNU)
(To be available after the conference date) [more]
RCS, SAT
(Joint)
2023-09-01
13:40
Nagano Naganoken Nokyo Building, and online
(Primary: On-site, Secondary: Online)
Signal design of polar coded downlink NOMA satellite communication considering PAPR constraints
Keita Ito, Yuto Hama, Hideki Ochiai (YNU) RCS2023-122
Non-terrestrial network(NTN), consisting of high altitude platform station(HAPS) along with conventional geostationary s... [more] RCS2023-122
pp.101-106
RCC, ISEC, IT, WBS 2023-03-14
14:55
Yamaguchi
(Primary: On-site, Secondary: Online)
A Study on Security Gap-Based Design of Polar Codes
Hidetake Matsui, Toshiki Matsumine, Hideki Ochiai (Yokohama National Univ.) IT2022-84 ISEC2022-63 WBS2022-81 RCC2022-81
 [more] IT2022-84 ISEC2022-63 WBS2022-81 RCC2022-81
pp.103-108
RCC, ISEC, IT, WBS 2023-03-15
09:30
Yamaguchi
(Primary: On-site, Secondary: Online)
A Study on Systematic Design of Geometric Shaping for BICM Systems
Eito Kurihara, Hideki Ochiai (YNU) IT2022-117 ISEC2022-96 WBS2022-114 RCC2022-114
In this report, we investigate the application of geometric constellation shaping for standard BICM systems employing Gr... [more] IT2022-117 ISEC2022-96 WBS2022-114 RCC2022-114
pp.313-318
RCC, ITS, WBS 2022-12-13
14:05
Shiga Ritsumeikan Univ. BKC
(Primary: On-site, Secondary: Online)
*
Masayuki Kaneko, Hideki Ochiai (YNU) WBS2022-36 ITS2022-12 RCC2022-36
We investigate low-complexity construction schemes
for polar coded bit-interleaved coded modulation~(BICM) system
ove... [more]
WBS2022-36 ITS2022-12 RCC2022-36
pp.13-18
RCC, ITS, WBS 2022-12-13
16:45
Shiga Ritsumeikan Univ. BKC
(Primary: On-site, Secondary: Online)
On Low-Complexity Construction of Polar-Coded OFDM System Over Frequency-Selective Fading Channels
Yuki Kuraya, Hideki Ochiai (Yokohama National Univ.) WBS2022-41 ITS2022-17 RCC2022-41
We focus on design of polar codes with OFDM transmission over frequency-selective fading channels.
In particular, we in... [more]
WBS2022-41 ITS2022-17 RCC2022-41
pp.36-41
RCC, ITS, WBS 2022-12-14
13:15
Shiga Ritsumeikan Univ. BKC
(Primary: On-site, Secondary: Online)
Characterization of Polar and LDPC codes in OFDM systems with BICM-ID
Yoshiki Wakizaki, Hideki Ochiai (Yokohama National Univ.) WBS2022-47 ITS2022-23 RCC2022-47
BICM-ID (Bit-Interleaved Coded Modulation with Iterative Decoding) is a transmission scheme that detects transmitted inf... [more] WBS2022-47 ITS2022-23 RCC2022-47
pp.71-76
IT, ISEC, RCC, WBS 2022-03-10
12:00
Online Online Bit-Labeling Optimization of BICM Systems for the Gaussian Wiretap Channel
Toshiki Matsumine, Hideki Ochiai, junji shikata (Yokohama National Univ.) IT2021-98 ISEC2021-63 WBS2021-66 RCC2021-73
 [more] IT2021-98 ISEC2021-63 WBS2021-66 RCC2021-73
pp.95-100
IT, ISEC, RCC, WBS 2022-03-11
16:40
Online Online A study on SNR Mismatch in Successive Cancellation Decoding of Polar Codes
Kosuke Ikeya, Hideki Ochiai (YNU) IT2021-137 ISEC2021-102 WBS2021-105 RCC2021-112
Polar codes have been proven to asymptotically achieve the capacity of arbitrary binary discrete memoryless communicatio... [more] IT2021-137 ISEC2021-102 WBS2021-105 RCC2021-112
pp.313-318
SR 2022-01-25
15:45
Online Online Machine Learning-Based Adaptive Modulation and Coding with Generalized Mutual Information for Coded MIMO-OFDM Systems
Haruhiko Hasegawa, Yuto Hama, Hideki Ochiai (Yokohama Natl Univ) SR2021-83
Adaptive modulation and coding (AMC) is a promising approach for enhancing the spectral efficiency and reliability by se... [more] SR2021-83
pp.118-124
WBS, IT, ISEC 2021-03-04
13:20
Online Online [Poster Presentation] Performance Evaluation of Secure Communication based on OFDM and DFT-Precoded OFDM over Fading Channel
Airi Kaneko, Hideki Ochiai, Junji Shikata (YNU) IT2020-128 ISEC2020-58 WBS2020-47
We analyze the performance of a secure communication technique using OFDM and DFT-precoded OFDM signaling. Our approach ... [more] IT2020-128 ISEC2020-58 WBS2020-47
pp.104-109
RCS 2019-06-19
16:25
Okinawa Miyakojima Hirara Port Terminal Building A Study on Multilevel Coded Modulation Based on CRC-Concatenated Polar Codes
Yuki Yajima, Hideki Ochiai (Yokohama National Univ.) RCS2019-60
Polar codes are shown to approach the channel capacity as the codeword length increases,
and the recent studies have s... [more]
RCS2019-60
pp.137-142
RCS 2019-06-19
16:35
Okinawa Miyakojima Hirara Port Terminal Building On Bit LLR Design for Polar-Coded MIMO Spatial Multiplexing System Based on QRD-M Algorithm
Shuhei Yamaguchi, Hideki Ochiai (Yokohama National Univ.) RCS2019-61
In order to improve bandwidth efficiency of wireless communications systems, MIMO techniques have been extensively studi... [more] RCS2019-61
pp.143-148
RCS 2019-06-19
16:45
Okinawa Miyakojima Hirara Port Terminal Building On Application of Clipping and Filtering toa OFDM-IM Signals
Kyoka Ujisawa, Hideki Ochiai (Yokohama National Univ.) RCS2019-62
The well-known drawback of orthogonal frequency division multiplexing with index modulation~(OFDM-IM) signals is its hi... [more] RCS2019-62
pp.149-154
IT, ISEC, WBS 2019-03-08
14:20
Tokyo University of Electro-Communications On Wireless Steganography based on OFDM and DFT-Precoding for IoT Networks
Ryohei Yamaguchi, Hideki Ochiai, Junji Shikata (Yokohama Natl. Univ.) IT2018-124 ISEC2018-130 WBS2018-125
A method for improving security of IoT networks
by hiding secret
message against the risk of eavesdropping over wire... [more]
IT2018-124 ISEC2018-130 WBS2018-125
pp.297-302
RCS, SR, SRW
(Joint)
2019-03-06
09:25
Kanagawa YRP Software Defined Radio Implementation of SOCC-OFDM System wit hPerformance Evaluation over Fading Channels
Tomoki Yokokawa, Hideki Ochiai (YNU) RCS2018-289
 [more] RCS2018-289
pp.43-48
RCS, NS
(Joint)
2018-12-21
14:20
Hiroshima Onomichi City Hall On Throughput Optimization of OFDM System with Variable Cyclic-Prefix Length over Two-Path Channel Model
Masaya Arakawa, Hideki Ochiai (YNU) RCS2018-237
Orthogonal frequency-division multiplexing (OFDM) generally gains
its resistance against channel delay spread by inser... [more]
RCS2018-237
pp.107-112
ASN, NS, RCS, SR, RCC
(Joint)
2018-07-13
17:05
Hokkaido Hakodate Arena On Reduced-Complexity Coded MIMO Spatial Multiplexing System based on Matched-Filter Detecter and CRC-Assisted Interference Cancellation
Kentaro Masukawa, Hideki Ochiai (Yokohama Natl. Univ.) RCS2018-130
Optimal detection of multiple-input multiple-output~(MIMO) spatial multiplexing
systems becomes challenging as the nu... [more]
RCS2018-130
pp.255-260
 Results 1 - 20 of 126  /  [Next]  
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