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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 35  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIP, IT, RCS 2024-01-18
16:10
Miyagi
(Primary: On-site, Secondary: Online)
A Study on Codeword Assignment for Optical Code Division Multiple Access Using Level Division Multiplexing with Arbitrary Number of Layers
Tatsuma Matsunaga, Shinichiro Miyazaki, Kotoku Omura, Shigeyoshi Ohno (Polytechnic Univ.), Shoichiro Yamasaki (Hiroshima City Univ.), Tomoko K. Matsushima (Yokohama College of Commerce) IT2023-46 SIP2023-79 RCS2023-221
In this paper, we propose a codeword assignment method for optical code division multiple access using level division mu... [more] IT2023-46 SIP2023-79 RCS2023-221
pp.82-87
RCC, ISEC, IT, WBS 2023-03-14
15:45
Yamaguchi
(Primary: On-site, Secondary: Online)
Enhancing physical-layer security by 4PPM space division multiplexing for smartphone screen to camera uplink communication
Alisa Kawade, Wataru Chujo, Kentaro Kobayashi (Meijo Univ.) IT2022-86 ISEC2022-65 WBS2022-83 RCC2022-83
In indoor 3.5-m uplink screen camera communication using a smartphone screen and a video camera, it has been shown that ... [more] IT2022-86 ISEC2022-65 WBS2022-83 RCC2022-83
pp.114-119
SAT, KOSST 2022-10-07
14:05
Fukuoka
(Primary: On-site, Secondary: Online)
Initial Study on Decoding Methods of LDM Transmission for Satellite Broadcasting System
Yuki Koizumi, Masashi Kamei (NHK) SAT2022-53
We are developing a satellite broadcasting system featuring layered division multiplexing (LDM) transmission that multip... [more] SAT2022-53
pp.45-49
RCS 2022-06-16
10:00
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
Secure Precoded OFDM Transmission Using Randomized Unitary Matrix
Naoki Isono, Kengo Ando, Koji Ishibashi (UEC) RCS2022-42
This paper considers a network consisting of a base station (BS), a legitimate user equipment (UE), and an eavesdropper ... [more] RCS2022-42
pp.108-113
RCC, WBS, SAT, MICT 2022-05-25
13:00
Online Online Comparing approaches to reduce screen luminance for smartphone uplink screen camera communication
Alisa Kawade, Wataru Chujo, Kentaro Kobayashi (Meijo Univ.) WBS2022-1 RCC2022-1 SAT2022-1 MICT2022-1
In uplink screen camera communication using a smartphone screen as a transmitter and an indoor camera as a receiver, in ... [more] WBS2022-1 RCC2022-1 SAT2022-1 MICT2022-1
pp.1-6
IT, ISEC, RCC, WBS 2022-03-11
11:35
Online Online Enhancing physical-layer security by low-luminance space division multiplexing screen for uplink optical camera communication
Alisa Kawade, Wataru Chujo, Kentaro Kobayashi (Meijo Univ.) IT2021-118 ISEC2021-83 WBS2021-86 RCC2021-93
In uplink optical camera communication at a distance of 3.5 meters consist of a smartphone embedded screen as a transmit... [more] IT2021-118 ISEC2021-83 WBS2021-86 RCC2021-93
pp.210-215
RCS, SR, SRW
(Joint)
2022-03-02
10:25
Online Online Random-Phase based Physical-Layer Security Scheme Robust against Time-Variant MIMO Channels
Yurika Matsumoto, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) RCS2021-252
As conventional physical layer security schemes for wireless communications, artificial noise (AN) and artificial fast f... [more] RCS2021-252
pp.7-12
RCS, SIP, IT 2022-01-20
14:05
Online Online A Study on Multi-Rate Transmission Scheme Using Two-Layered Spreading Codes for Synchronous Optical CDMA
Kyohei Ono (JEED), Hirokazu Tanaka (Hiroshima City Univ.), Tomoko K. Matsushima (YCC), Shoichiro Yamasaki (Hiroshima City Univ.) IT2021-50 SIP2021-58 RCS2021-218
Generalized modified prime sequence codes (GMPSCs) have been proposed as spreading codes for synchronous optical code di... [more] IT2021-50 SIP2021-58 RCS2021-218
pp.119-124
RCS 2021-06-23
10:30
Online Online A Study on Secret Key Sharing Using Time-Division Duplex Channel Information in Radio-Wave Encrypted Modulation
Takumi Abe, Mamoru Okumura, Keisuke Asano, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2021-35
In recent years, cyber-attacks targeting Internet of things (IoT) terminals have been increasing. As a countermeasure, e... [more] RCS2021-35
pp.37-42
IA, ICSS 2021-06-21
16:25
Online Online [Invited Talk] An Authentication Scheme for WLAN Physical Layer
Miyuki Hirose (KIT) IA2021-8 ICSS2021-8
Security has traditionally been implemented at the higher, logical layers of communication networks, rather than at the ... [more] IA2021-8 ICSS2021-8
p.43
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
NS 2019-04-18
13:25
Kagoshima Tenmonkan Vision Hall A Method for Optimization of Time-Scheduling in TSN Networks
Makoto Kubomi, Ryuma Matsushita, Yoshifumi Hotta, Ryusuke Kawate (Mitsubishi Electric) NS2019-5
Ethernet is prevailing in industrial networks due to its high capacity and cost effectiveness. In such networks, a large... [more] NS2019-5
pp.25-30
WBS, MICT 2018-07-06
13:55
Kanagawa Yokohama Mitsui Building BER Considering Synchronization Performance Optical Wireless CSK System Using DMPOMs
Takashi Tokunaga, Ran Sun, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2018-17 MICT2018-37
The code-shift-keying (CSK) system using dual modified pseudo orthogonal M-sequence sets (DMPOMs) which are generated by... [more] WBS2018-17 MICT2018-37
pp.65-70
AP
(2nd)
2018-05-30
10:45
Overseas The University of Da nang, University of Science and Technology Metasurfaces Composed of Multi-Layered Ceramic Capacitors Mounted on Dielectric Substrate for Radar Cross Section Reduction
Naoyuki Kinai, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Teruki Miyazaki, Masato Tadokoro (The Yokohama Rubber Co., Ltd.)
Typical metasurface structures consist of patch and mushroom structures. To reduce the size of the unit cell structure, ... [more]
WBS 2017-10-12
15:00
Wakayama Rivage Spa Hikigawa (Nanki Shirahama) [Poster Presentation] Performance Evaluation of Optical Code-Shift Keying /SCDMA Using Two Layered MPOMs
Takashi Tokunaga, Hiromasa Habuchi, Yusuke Kozawa, Ran Sun (Ibaraki Univ.) WBS2017-25
The code-shift-keying (CSK) using the two-layered MPOMs which combine modified pseudo orthogonal M-sequence sets (MPOMs)... [more] WBS2017-25
pp.11-16
WBS, SAT
(Joint)
2017-05-25
14:25
Tochigi Utsunomiya Univ. Yoto Campus A Study on Design of Two-Layered Pseudo-Noise Code for Optical-Wireless Code Shift Keying/Synchronous CDMA
Takashi Tokunaga, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2017-1
In this paper, a design of two-layered pseudo-noise (PN) code for optical-wireless code shift keying
(CSK) is considere... [more]
WBS2017-1
pp.1-5
RCS, CCS, SR, SRW
(Joint)
2016-03-02
17:20
Tokyo Tokyo Institute of Technology A Lower Bound on Secrecy Capacity for MIMO Wiretap Channel Aided by a Cooperative Jammer with Channel Estimation Error
Shunya Iwata, Tomoaki Ohtsuki (Keio Univ.) RCS2015-360
We consider a multiple-input multiple-output (MIMO) wiretap channel with one transmitter, one receiver, one cooperative ... [more] RCS2015-360
pp.163-168
CS, OCS
(Joint)
2016-01-22
11:40
Kagoshima Kagoshima University, Korimoto Campus, Inamori Auditorium Joint Performance Evaluation of Precoding and BP Decoding for Physical-layer Network Coding
Satoshi Nakao, Daisuke Umehara (Kyoto Inst.of Tech.), Hidekazu Murata (kyoto Univ.), Satoshi Denno (Okayama Univ.) CS2015-84
Physical-layer network coding~(PNC) enables bi-directional wireless communications with low density parity check~(LDPC) ... [more] CS2015-84
pp.67-72
RCS 2015-06-25
10:29
Hokkaido Hokkaido Univ. On Secrecy Rate Analysis of MIMO Wiretap Channel Aided by A Cooperative Jammer with Channel Estimation Error
Shunya Iwata, Tomoaki Ohtsuki (Keio Univ.) RCS2015-68
In this report, we consider multiple-input multiple-output (MIMO) wiretap channel with one transmitter, one receiver, on... [more] RCS2015-68
pp.131-136
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