Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
WBS, RCC, ITS |
2021-12-13 13:05 |
Online |
Online |
Influence of color components of displayed image on performance of uniform color space-based modulation for digital signage and image sensor-based visible light communication Kazuya Shimei, Kentaro Kobayashi, Wataru Chujo (Meijo Univ.) WBS2021-45 ITS2021-19 RCC2021-52 |
We consider a visible light communication system using a digital signage and an image sensor. The visible light communic... [more] |
WBS2021-45 ITS2021-19 RCC2021-52 pp.65-70 |
WBS, RCC, ITS |
2021-12-13 13:55 |
Online |
Online |
Influence of image size of data signals on performance of machine learning-based demodulation for digital signage and image sensor-based visible light communication Yuki Iyoda, Kentaro Kobayashi, Wataru Chujo (Meijo Univ.) WBS2021-47 ITS2021-21 RCC2021-54 |
We consider a visible light communication system using a digital signage and an image sensor. We focus on the demodulati... [more] |
WBS2021-47 ITS2021-21 RCC2021-54 pp.76-81 |
MWP |
2021-11-26 16:10 |
Online |
Online |
[Invited Talk]
Field Demonstration of Eye-safe High Capacity FSO system with Multi-aperture Transmission and Digital Coherent Reception Keisuke Matsuda, Masashi Binkai, Shota Koshikawa, Tsuyoshi Yoshida, Hayato Sano, Yoshiaki Konishi, Naoki Suzuki (Mitsubishi Electric Corp.) MWP2021-34 |
We demonstrated a 9-aperture transmit and single aperture receive FSO system transmitting 35 wavelength division multipl... [more] |
MWP2021-34 pp.22-26 |
EMM, EA, ASJ-H |
2021-11-15 13:30 |
Online |
Online |
[Poster Presentation]
Playback Sound Degradation of Digital Audio Equipment Caused by High Frequency Electromagnetic Noise Applied via USB Yuki Matsuo, Takahiro Yoshida (Tokyo Univ. of Science) EA2021-41 EMM2021-68 |
In recent years, PC (personal computer) audio has become popular and the sound quality of digital audio equipment has be... [more] |
EA2021-41 EMM2021-68 pp.80-84 |
OCS, OPE, LQE |
2021-11-12 16:05 |
Online |
Online |
[Special Invited Talk]
Ultra-high-speed Signal Generation and Detection Technologies for Long-Haul Transmission Systems over 1-Tbps/λ Net-Data Rate Masanori Nakamura (NTT) OCS2021-26 OPE2021-46 LQE2021-25 |
We discuss the theoretical and practical aspects of high symbol-rate signal optimization techniques for realizing a >1-T... [more] |
OCS2021-26 OPE2021-46 LQE2021-25 pp.24-27 |
SAT |
2021-10-08 15:45 |
Online |
Online |
Study on digital pre-distortion with I/O interfaces for analogue baseband signal over satellite channel Masaaki Kojima, Yuki Koizumi, Masashi Kamei (NHK) SAT2021-52 |
Non-linear distortion caused by the satellite transponder negatively impacts multilevel modulation schemes. We studied d... [more] |
SAT2021-52 pp.47-50 |
PN |
2021-08-31 14:50 |
Online |
Online |
Evaluation of power adaptive IQ multiplexed 16QAM method for downlink transmission of coherent PON system Mizuki Inagaki (Kagawa Univ.), Ryosuke Matsumoto (AIST), Takahiro Kodama (Kagawa Univ.) PN2021-24 |
In the downlink transmission of a coherent PON system using QAM modulation, when IQ multiplexing, which allocates I-axis... [more] |
PN2021-24 pp.69-73 |
PN |
2021-08-31 15:15 |
Online |
Online |
Estimation of Transmitter IQ Imbalance in Digital Coherent Communication Systems Naoki Tsuchida, Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2021-25 |
To satisfy the ever-increasing traffic demand in a cost-effective manner, the transmission capacity per wavelength needs... [more] |
PN2021-25 pp.74-79 |
PN, NS, OCS (Joint) |
2021-06-25 15:50 |
Online |
Online |
Study of the Effect on Soft-decision Decoding of the Coherent M-QAM using Multi-stage symbol Placement Retention Masking Keiji Shimada, Masahiro Misumi, Takahiro Kodama (Kagawa Univ.) OCS2021-8 |
In recent digital coherent optical communication systems, to keep data highly confidential, research is being conducted ... [more] |
OCS2021-8 pp.35-39 |
SP, IPSJ-SLP, IPSJ-MUS |
2021-06-19 13:00 |
Online |
Online |
A Research Related to the Fricative Sound Determination in Digital Pattern Playback Hiroki Otake, Naofumi Aoki, Kosei Ozeki, Yoshinori Dobashi (Hokkaido Univ.) SP2021-13 |
Pattern Playback (PP) is a device which converts spectrograms into speech by amplitude modulation, and Digital Pattern P... [more] |
SP2021-13 pp.53-56 |
WBS, RCC, SAT, MICT (Joint) [detail] |
2021-05-20 09:30 |
Online |
Online (Zoom) |
A Study on Signal Demodulation Schemes Based on Machine Learning for Digital Signage and Image Sensor Based Visible Light Communication Yuki Iyoda, Kentaro Kobayashi, Wataru Chujo (Meijo Univ) WBS2021-1 RCC2021-1 SAT2021-1 MICT2021-1 |
In this paper, we discuss a visible light communication system using a digital signage and an image sensor. We focus on ... [more] |
WBS2021-1 RCC2021-1 SAT2021-1 MICT2021-1 pp.1-6 |
WBS, RCC, SAT, MICT (Joint) [detail] |
2021-05-20 11:10 |
Online |
Online (Zoom) |
A Study on Signal Modulation Schemes Based on Uniform Color Space for Digital Signage and Image Sensor Based Visible Light Communication Kazuya Shimei, Kentaro Kobayashi, Wataru Chujo (Meijo Univ.) WBS2021-5 RCC2021-5 SAT2021-5 MICT2021-5 |
In this paper, we discuss a visible light communication system using a digital signage and an image sensor. The visible ... [more] |
WBS2021-5 RCC2021-5 SAT2021-5 MICT2021-5 pp.22-27 |
PN |
2021-03-01 14:30 |
Online |
Online |
[Invited Lecture]
Wide-band WDM Inline-amplified Transmission by Optical Parametric Amplifier using PPLN Waveguides Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, RYoichi Kasahara, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto (NTT) PN2020-44 |
To increase the capacity of optical transmission systems, it is important to improve a spectral efficiency by utilizing ... [more] |
PN2020-44 pp.15-19 |
OCS, CS (Joint) |
2021-01-14 13:55 |
Online |
Online |
A Study on Q Performance for 400 Gb/s Signals under SOP Variation and Tight Optical Filtering in Cascaded Node Optical Transmission Shun Chikamori, Masashi Binkai, Tsuyoshi Yoshida, Kiyoshi Onohara, Naoki Suzuki (Mitsubishi Electric) OCS2020-28 |
We experimentally evaluated the impact of fast state of polarization (SOP) variations on the received Q-factor of 400 Gb... [more] |
OCS2020-28 pp.7-11 |
OCS, CS (Joint) |
2021-01-14 14:20 |
Online |
Online |
Study of the Effect of Single Near-end Reflection on Bidirectional Transmission of QPSK/OOK Asymmetrically Modulated Signals in the Same Bandwidth Tetsuji Goto, Takahiro Kodama, Masahiko Jinno (Kagawa Univ.) OCS2020-29 |
In recent years, PON systems for mobile front halls are required to have a larger capacity due to wireless terminal base... [more] |
OCS2020-29 pp.12-17 |
NS, RCS (Joint) |
2020-12-18 13:50 |
Online |
Online |
[Invited Lecture]
A Study on Higher-Order Large MIMO Detection via Concatenated Beam- and Antenna- Domain Layered BP Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) NS2020-102 RCS2020-149 |
In large multi-user multi-input multi-output systems, the computational cost and circuit scale on the base station (BS) ... [more] |
NS2020-102 RCS2020-149 pp.79-84 |
RCS, AP, UWT (Joint) |
2020-11-26 11:20 |
Online |
Online |
[Invited Lecture]
Adaptive digital down-conversion for underwater acoustic communication Mitsuyasu Deguchi, Yukihiro Kida, Takuya Shimura (JAMSTEC) AP2020-86 RCS2020-125 |
In underwater acoustic communication, effects of the Doppler shift is much larger than that of the radio communication i... [more] |
AP2020-86 RCS2020-125 pp.72-77(AP), pp.87-92(RCS) |
OFT, ITE-BCT, OCS, IEE-CMN [detail] |
2020-11-12 16:50 |
Online |
Online |
Multi-Channel Simultaneous Encryption in WDM Systems of PSK Y-00 Quantum Stream Cipher Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OCS2020-26 |
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] |
OCS2020-26 pp.15-20 |
OFT |
2020-10-09 13:25 |
Online |
Online |
[Invited Talk]
Digital Coherent PSK Y-00 Quantum Stream Cipher for Secure Optical Fiber Communications Ken Tanizawa, Fumio Futami (Tamagawa Univ.) OFT2020-32 |
Tapping from an optical fiber link is a potential security risk in optical communication systems. Physical layer encrypt... [more] |
OFT2020-32 pp.97-102 |
CS |
2020-07-17 10:20 |
Hokkaido |
Ripura(Rishiri Fuji) (Primary: On-site, Secondary: Online) |
An Analysis of a Noise-aided One-bit Analog-to-Digital Converter for a Multi-Antenna Receiver Yasuo Nakashima, Takaya Yamazato (Nagoya Univ.), Shintaro Arai (Okayama Univ. of Sci.), Masato Saito (Ryukyu Univ.), Hiroyuki Hatano (Mie Univ.), Hiroya Tanaka, Yukihiro Tadokoro (Toyota CRDL) CS2020-20 |
This paper proposes a method of analysing noise-aided one-bit analog-to-digital converters for a multi-antenna receiver.... [more] |
CS2020-20 pp.25-26 |