Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
PN |
2024-03-15 09:00 |
Kagoshima |
(Primary: On-site, Secondary: Online) |
Research on QAM symbol block cipher using space-time digital key transformation Reika Suketomo, Keiji Shimada (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) PN2023-76 |
We have shown by simulation that a spatial-temporal spreading key encryption with spatial digital key transformation(DKX... [more] |
PN2023-76 pp.37-41 |
PN |
2024-03-15 09:20 |
Kagoshima |
(Primary: On-site, Secondary: Online) |
Study on Symbol-block AES Cryptography for Digital Coherent Communication Hodaka Amano, Takahiro Kodama (Kagawa Univ.) PN2023-77 |
We applied symbol block AES encryption, which inherits the four functions that form the basic structure of the advanced ... [more] |
PN2023-77 pp.42-47 |
PN |
2024-03-15 16:10 |
Kagoshima |
(Primary: On-site, Secondary: Online) |
A Study of Coherent Downstream Transmission of Adaptive Polarization and IQ Multiplexed Signals with Asymmetric Number of Signal Points and Amplitude Yuika Mori, Keiji Shimada, Takahiro Kodama (Kagawa Univ.) PN2023-92 |
We have already reported downlink transmission using IQ multiplexed 4ASK signals with power loading for the difference i... [more] |
PN2023-92 pp.127-130 |
RCS, SR, SRW (Joint) |
2024-03-14 10:45 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
A Proposal of Millimeter-wave Digital Beam Forming Antenna for Transmit Using Optical Fiber Link with Band-Pass Delta Sigma Modulation Satoshi Tsukamoto, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) SR2023-98 |
In order to reduce the size and cost of millimeter-wave distributed antenna systems for 5G terrestrial networks and sat-... [more] |
SR2023-98 pp.52-56 |
MW |
2024-02-29 10:55 |
Okayama |
Okayama Prefectural University (Primary: On-site, Secondary: Online) |
A Study of Digital Modulation Computation Bit Count and 1- bit BP Delta Delta-Sigma Modulation OSR for 40 -GHz Band Direct Digital RF ModulatoModulator Kouki Nakamura, Satoshi Tsukamoto, Junhao Zhang, Yuki Fujiya, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) MW2023-176 |
For future Low Earth Orbit (LEO) constellation satellite communication system, a development millimeter-wave digital bea... [more] |
MW2023-176 pp.9-14 |
SCE |
2024-01-23 15:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Microwave generator based on a single-flux-quantum pulse-frequency modulation D/A converter Seiya Hayashi, Hiroshi Shimada, Yoshinao Mizugaki (UEC Tokyo) SCE2023-26 |
Pulse Frequency Modulation-D/A Converters (PFM-DACs) based on Single Flux Quantum (SFQ) circuits have been developed for... [more] |
SCE2023-26 pp.19-24 |
ITS, WBS, RCC |
2023-12-21 13:50 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Experimental performance evaluation of a CNN-based demodulation method for monochromatic background images in image sensor-based visible light communication Yuki Iyoda (Nagoya Univ.), Kentaro Kobayashi (Meijo Univ.), Hiraku Okada, Ben Naila Chedlia, Masaaki Katayama (Nagoya Univ.) WBS2023-39 ITS2023-22 RCC2023-33 |
This study considers visible light communication between a digital signage and an image sensor. We have focused on the d... [more] |
WBS2023-39 ITS2023-22 RCC2023-33 pp.59-64 |
ITS, WBS, RCC |
2023-12-21 14:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Performance evaluation against received image distortion in an image sensor-based visible light communication method using object detection DNN Yuya Miki, Kentaro Kobayashi, Wataru Chujo (Meijo Univ.) WBS2023-41 ITS2023-24 RCC2023-35 |
This study discusses a visible light communication system that uses a digital signage as a transmitter and an image sens... [more] |
WBS2023-41 ITS2023-24 RCC2023-35 pp.71-75 |
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] |
2023-11-16 16:20 |
Kumamoto |
Civic Auditorium Sears Home Yume Hall (Primary: On-site, Secondary: Online) |
A multi bit PWM-DAC with calibration for quantum computing Shunsuke Akahosh, Nobukazu Takai (KIT) VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59 |
We propose a structure and control method of a multi-bit PWMDAC for controlling qubits operating in a dilution refrigera... [more] |
VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59 pp.136-139 |
OCS, LQE, OPE |
2023-10-19 16:15 |
Kochi |
(Primary: On-site, Secondary: Online) |
AES Algorithm Modified Symbol Block Ciphering Hodaka Amano, Takahiro Kodama (Kagawa Univ.) OCS2023-36 OPE2023-91 LQE2023-38 |
We propose a new variant of the AES algorithm, named the AES symbol block cipher, designed for M-ary quadrature amplitud... [more] |
OCS2023-36 OPE2023-91 LQE2023-38 pp.47-52 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 09:00 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Design of Required Bit Count and 1 1-bit BP Delta Delta-Sigma Modulation OSR for 40 -GHz Band DBF Direct Digital RF Transmitter Kouki Nakamura, Satoshi Tsukamoto, Junhao Zhang, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) EMCJ2023-56 MW2023-110 EST2023-83 |
For future Low Earth Orbit (LEO) constellation satellite communication system, a development millimeter-wave digital bea... [more] |
EMCJ2023-56 MW2023-110 EST2023-83 pp.107-112 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 09:40 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Evaluation of DPD Compensation and Modulation Bandwidth Dependence of GaN Doherty Amplifier Using 5G NR TDD Signals Ayano Yano, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-58 MW2023-112 EST2023-85 |
We are researching broadband GaN amplifiers for base stations covering 4G/5G frequencies. We built a measurement system ... [more] |
EMCJ2023-58 MW2023-112 EST2023-85 pp.119-124 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 10:00 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Study on Efficiency Improvement of Dual-Input GaN Amplifier as Outphasing Amplifier Shinro Yatsuda, Rikito Matsuo, Takana Kaho (Shonan Inst.Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-59 MW2023-113 EST2023-86 |
We are developing a base station amplifier that covers a wide frequency range of 4G/5G by switching the Doherty and outp... [more] |
EMCJ2023-59 MW2023-113 EST2023-86 pp.125-130 |
PN |
2023-08-30 10:50 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
Interaction between Laser Phase Noise and Chromatic Dispersion in Subcarrier-Multiplexed Systems Kazato Satake, Yojiro Mori (Nagoya Univ.), Ryuta Shiraki (Kyoto Univ.), Hiroshi Hasegawa (Nagoya Univ.) PN2023-33 |
In order to cope with rapidly increasing communication traffic, spectral efficiency needs to be improved by means of ult... [more] |
PN2023-33 pp.88-91 |
LQE, OPE, CPM, EMD, R |
2023-08-24 14:40 |
Miyagi |
Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
Silicon photonics COSA Yuriko Kawamura (NTT) R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 |
We present a silicon photonics COSA(coherent optical sub-assembly). The architecture of the silicon photonics chip and t... [more] |
R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 pp.34-37 |
CS |
2023-07-27 16:40 |
Tokyo |
Hachijo-machi Chamber of Commerce and Industry |
A study on robustness against inter-symbol interference on a CNN-based demodulation method for image sensor-based visible light communication Yuki Iyoda (Nagoya Univ..), Kentaro Kobayashi (Meijo Univ.), Hiraku Okada, Ben Naila Chedlia, Masaaki Katayama (Nagoya Univ..) CS2023-47 |
This study considers visible light communication between a digital signage and an image sensor.
We have focused on the ... [more] |
CS2023-47 pp.103-108 |
PN, NS, OCS (Joint) |
2023-06-08 15:25 |
Kagawa |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Multi-Terabit Optical Transmission with Ultra High Symbol Rate Signal Generation and Detection Technologies Masanori Nakamura (NTT) NS2023-26 OCS2023-12 PN2023-8 |
With the rapid increase of network traffic, expansion of transmission capacity per wavelength of a digital coherent opti... [more] |
NS2023-26 OCS2023-12 PN2023-8 pp.35-40(NS), pp.16-21(OCS), pp.16-21(PN) |
OCS, LQE, OPE |
2023-05-26 16:30 |
Online |
Online |
[Special Invited Talk]
14.1-THz Wide-band WDM Transmission using PPLN-based Optical Parametric Inline Amplifier Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Masashi Abe, Takeshi Umeki, Akira kawai, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Yutaka Miyamoto (NTT) OCS2023-8 OPE2023-8 LQE2023-8 |
As digital coherent technologies have matured, a spectral efficiency achieved by the advanced modulation format of optic... [more] |
OCS2023-8 OPE2023-8 LQE2023-8 pp.32-35 |
MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 11:40 |
Tokyo |
TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
A study on modulation and demodulation methods applying object detection DNN for digital signage and image sensor-based visible light communication Yuya Miki, Kentaro Kobayashi, Wataru Chujo (Meijo Univ) WBS2023-8 RCC2023-8 |
This study discusses a visible light communication system using a digital signage as a transmitter and an image sensor a... [more] |
WBS2023-8 RCC2023-8 pp.41-46 |
RCS, SR, SRW (Joint) |
2023-03-01 16:05 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Neural Network Based Wideband Digtial Post-distortion for Virtualized Terminal Taishi Watanabe, Takeo Ohseki, Yoshiaki Amano (KDDI Research, Inc.) RCS2022-262 |
A virtualised terminal consisting of a normal user terminal and multiple RF relay devices that perform frequency
conver... [more] |
RCS2022-262 pp.88-93 |