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All Technical Committee Conferences (All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| 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 09:50 |
Nagasaki | Nagasaki University | A Study on HARQ for OFDM with Super-Orthogonal Convolutional Codes Kisho Kaneyama, Hideki Ochiai (YNU) RCS2018-65 |
For wireless communications supporting M2M/IoT, high-reliability and low-latency are two important factors. In this pape... [more] | RCS2018-65 pp.179-184 |
| CS, CAS | 2018-03-13 10:10 |
Fukuoka | Nishijin Plaza, Kyushu University | Implementation and Performance Evaluation of Low-PAPR SOCC-OFDM Communications Systems Tomoki Yokokawa, Hideki Ochiai (Yokohama Natl. Univ.) CAS2017-148 CS2017-102 |
One of the major drawbacks of orthogonal frequency-division multiplexing (OFDM) systems is its signal with high peak-to-... [more] | CAS2017-148 CS2017-102 pp.87-92 |
| WBS, IT, ISEC | 2018-03-09 14:45 |
Tokyo | Katsusika Campas, Tokyo University of Science | Study on Aerial Cooperative Relaying for Coverage Extension of High-Altitude Unmanned Aircraft Systems Fumie Ono (NICT), Hideki Ochiai (Yokohama National Univ.), Ryu Miura, Fumihide Kojima (NICT) IT2017-148 ISEC2017-136 WBS2017-129 |
[more] | IT2017-148 ISEC2017-136 WBS2017-129 pp.271-273 |
| SR | 2018-01-26 14:50 |
Fukuoka | Fukuoka univ. | On Implementation of Low-PAPR SOCC-OFDM Communications System using Software Defined Radio Tomoki Yokokawa, Hideki Ochiai (Yokohama Natl. Univ.) SR2017-108 |
One of the major drawbacks of orthogonal frequency-division multiplexing (OFDM) systems is its sig- nal with high peak-t... [more] | SR2017-108 pp.85-89 |
| ITS, WBS, RCC | 2017-12-14 13:30 |
Okinawa | Tiruru/Okinawa Jichikaikan | [Poster Presentation]
Performance of BICM-OFDM with Variable Cyclic Prefix Length Masaya Arakawa, Hideki Ochiai (YNU) WBS2017-60 ITS2017-37 RCC2017-76 |
Orthogonal frequency-division multiplexing (OFDM) generally gains its resistance against channel delay spread by insert... [more] |
WBS2017-60 ITS2017-37 RCC2017-76 pp.141-146 |
| 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 |
| AP, RCS (Joint) |
2017-11-08 15:55 |
Fukuoka | Fukuoka University | A Study on Interference Cancellation for MIMO Systems with Matched Filter Detector Yuto Hama, Hideki Ochiai (Yokohama Nat. Univ.) RCS2017-220 |
Matched filter (MF) detector is known as the lowest computational complexity detector among all MIMO detectors practical... [more] | RCS2017-220 pp.87-92 |
| AP, RCS (Joint) |
2017-11-10 10:50 |
Fukuoka | Fukuoka University | Adaptive Coding for Uplink Non-Orthogonal Multiple Access based on MIMO-OFDM with Super-Orthogonal Convolutional Codes Yuta Hori, Hideki Ochiai (YNU) RCS2017-241 |
The combination of low-rate channel coding with simple decoder and non-orthogonal multiple access is promising in order ... [more] | RCS2017-241 pp.209-214 |
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