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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 261  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
PN 2024-03-15
15:50
Kagoshima
(Primary: On-site, Secondary: Online)
Iterative complex-field reconstruction of optical signals using time-domain ptychography
Masataka Kinugawa, Masayuki Matsumoto (Wakayama Univ.)
(To be available after the conference date) [more]
EMT, PN, MWPTHz, IEE-EMT [detail] 2024-01-22
11:35
Kyoto Kyoto Univ. Yoshida Campus Reduction of influence of phase modulation for SBS mitigation output power enhancement in photonic- based 10 GHz generation by optical pulse compression.
Yuma Sakai, Keita Ogawa, Masayuki Suzuki, Hiroyuki Toda (Doshisha Univ) PN2023-50 EMT2023-90 MWPTHz2023-78
We numerically demonstrate reduction of influence of optical phase modulation for SBS mitigation on output power enhance... [more] PN2023-50 EMT2023-90 MWPTHz2023-78
pp.17-21
LQE, ED, CPM 2023-11-30
16:20
Shizuoka   Design and fabrication of InGaN-based broadband light-emitting structures toward flexible electrical spectral modulation
Haruyoshi Miyawaki, Yoshinobu Matsuda, Mitsuru Funato, Yoichi Kawakami (Kyoto Univ.) ED2023-21 CPM2023-63 LQE2023-61
InGaN-based three-dimensional structures can realize multiwavelength-emitting structures without phosphors. Recently, we... [more] ED2023-21 CPM2023-63 LQE2023-61
pp.36-39
AP, RCS
(Joint)
2023-11-16
10:35
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
[Invited Lecture] A 2D Beam-Steerable 252-285-GHz 25.8-Gbit/s CMOS Receiver Module
Takeshi Yoshida (Hiroshima Univ.), Shinsuke Hara, Tatsuo Hagino, Mohamed Mubarak, Akifumi Kasamatsu (NICT), Kyoya Takano (Tokyo Univ. of Science), Yoshiki Sugimoto, Kunio Sakakibara (Nagoya Inst. of Tech.), Shuhei Amakawa, Minoru Fujishima (Hiroshima Univ.) AP2023-142 RCS2023-165
Recently, there have been many reports on sub-THz transmitters (TX) and receivers (RX) for high-speed wireless communica... [more] AP2023-142 RCS2023-165
p.66(AP), p.70(RCS)
SR 2023-11-09
16:10
Miyagi
(Primary: On-site, Secondary: Online)
PMCW radar using Zadoff-Chu sequence for radar-communication integration (2) -- Effects of Hardware Imperfections on Correlation Detection Performance --
Rikuto Kondo, Masahiro Umehira, Katsuyuki Fujii, Yasuyuki Okumura (Nanzan Univ.) SR2023-53
Radar-communication integration systems combining radar functions required for sensing in automatic driving and advanced... [more] SR2023-53
pp.36-41
RISING
(3rd)
2023-10-31
14:00
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] Digital Signal Processing Based on Neural Networks -- The Key Technology for Realizing High-capacity Optical Fiber Communication Systems --
Takuro Ochiai, Reiji Higuchi, Takuma Kuno (Nagoya Univ.), Ryuta Shiraki (Kyoto Univ.), Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.)
To fulfil the ever-increasing traffic demands, the introduction of quadrature amplitude modulation and coherent detectio... [more]
OCS, LQE, OPE 2023-10-19
16:40
Kochi
(Primary: On-site, Secondary: Online)
Direct Current-bias-added OFDM Scheme Using Phase-shifted Symbol-preserving Cryptography
Hyuga Nagami, Tomoya Ishikawa, Ayumu Kariya, Fumiya Kobori, Keita Tanaka, Takahiro Kodama (Kagawa Univ.) OCS2023-37 OPE2023-92 LQE2023-39
The application of phase-shifted symbol-preserving encryption to each subcarrier of a DC-bias-added OFDM system is discu... [more] OCS2023-37 OPE2023-92 LQE2023-39
pp.53-56
NLP, CAS 2023-10-06
14:30
Gifu Work plaza Gifu A Study on Amplitude-Phase Distortion in Amplifiers
Satoshi Tanaka, Takeshi Yoshida, Minoru Fujishima (Hiroshima Univ.) CAS2023-41 NLP2023-40
The output signal of a radio frequency (RF) amplifier used in a wireless system, for example, varies in amplitude and ph... [more] CAS2023-41 NLP2023-40
pp.47-52
PN 2023-08-29
11:20
Hokkaido
(Primary: On-site, Secondary: Online)
Transmission Characteristics Evaluation of Radio-over-Fiber Using a Hollow-Core Fiber
Kai Murakami, Souya Sugiura, Motoharu Matsuura (UEC), Takeshi Takagi, Kazunori Mukasa (Furukawa Electric) PN2023-19
Radio-over Fiber is one of the technologies, which transmit radio-frequency signals into optical fibers and it provides ... [more] PN2023-19
pp.15-18
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] 2023-07-21
14:15
Hokkaido Muroran Institute of Technology
(Primary: On-site, Secondary: Online)
Signal Processing Technique Using Antenna-Coupled Electrode Electro-Optic Phase Modulator and Optical Fiber Dispersion Effect
Naoki Ueda, Yui Otagaki, Hiroshi Murata (Mie Univ.) EMT2023-45 MW2023-63 OPE2023-45 EST2023-45 MWPTHz2023-41
Future Beyond-5G wireless systems will require the development of new signal processing technologies to support even hig... [more] EMT2023-45 MW2023-63 OPE2023-45 EST2023-45 MWPTHz2023-41
pp.183-186
EE, IEE-HCA 2023-05-26
10:35
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Analysis of the Cause of Surge Current Generation with Phase Shift Modulation in the LLC Current Resonant Converter and Method to Reduce the Surge Current
Ryo Moriyasu, Hideaki Hunaki, Yuichi Noge, Masahito Shoyama (Kyushu-u Univ.), M. S. Hassan (Minia Univ.) EE2023-1
In this research, it is assumed that the LLC resonant converter is used as an On-board charger, and the pulse frequency ... [more] EE2023-1
pp.1-6
EMM, IT 2023-05-11
15:30
Kyoto Rakuyu Kaikan (Kyoto Univ. Yoshida-South Campus)
(Primary: On-site, Secondary: Online)
[Invited Talk] A Radar Waveform Design for Joint Estimation of Time Delay and Doppler Frequency
Yutaka Jitsumatsu (Tokyo Tech) IT2023-6 EMM2023-6
The main radar systems currently in use include frequency modulated continuous wave (FM-CW) radar and pulse compression ... [more] IT2023-6 EMM2023-6
p.30
IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] 2023-02-21
13:15
Hokkaido Hokkaido Univ. Noninterferometric detection by the transport of intensity equation method for a phase- and amplitude-modulated signal beam generated by a phase-SLM
Taishi Miwa, Tomohiro Nishimura, Masatoshi Bunsen (Fukuoka Univ.)
Complex amplitude modulation, in which both the amplitude and phase of the signal beam are modulated, has been attractin... [more]
EE, OME, CPM 2022-12-09
14:40
Tokyo
(Primary: On-site, Secondary: Online)
Steady-state Analysis of CLLC Resonant DC-DC Converter with Frequency Modulation and Phase-shift Modulation by the First Harmonic Approximation (FHA)
Etsuro Murakami, Ryota Ishii, Yuichi Noge, Masahito Shoyama (Kyushu Univ.) EE2022-26 CPM2022-81 OME2022-39
CLLC resonant converters have attracted much attention because of their advantages such as large input/output range and ... [more] EE2022-26 CPM2022-81 OME2022-39
pp.41-46
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] 2022-11-30
09:55
Kumamoto  
(Primary: On-site, Secondary: Online)
Design of Digital Phase-Locked Loop Circuit based on 3rd-Order MASH ΔΣ FDC for Low In-Band Phase Noise
Ryoga Iwashita, Zule Xu, Masaru Osada, Ryoya Shibata, Yo Kumano, Tetsuya Iizuka (UTokyo) VLD2022-43 ICD2022-60 DC2022-59 RECONF2022-66
$DeltaSigma$ frequency-to-digital converter based phase locked loops (FDC-PLLs) can reduce its quantization noise at low... [more] VLD2022-43 ICD2022-60 DC2022-59 RECONF2022-66
pp.138-143
ITE-BCT, OCS, IEE-CMN, OFT 2022-11-11
13:00
Miyagi Forest-Sendai
(Primary: On-site, Secondary: Online)
Learning-based digital back propagation considering cross-phase modulation in wavelength-division multiplexed transmission systems
Takashi Inoue, Ryosuke Matsumoto, Shu Namiki (AIST) OCS2022-44
We propose a scheme to compensate waveform distortion of optical signals due to fiber nonlinearity in wavelength-divisio... [more] OCS2022-44
pp.24-29
PN 2022-11-07
14:35
Kochi
(Primary: On-site, Secondary: Online)
[Invited Talk] Spot size converter having two stories employing anisotropic etching process
Hajime Tanaka (SEI), Ryuji Yamabi (SEDI), Takamitsu Kitamura (SEDI/SEI), Hotino Kazuhiko (SEDI), Ishikawa Tsutomu (SEI), Mitsuru Ekawa (SEDI/SEI) PN2022-25
Coherent technology has been widely used from long haul to metro network. InP is a material having unique characteristic... [more] PN2022-25
pp.22-27
OPE, OCS, LQE 2022-10-20
13:30
Ehime
(Primary: On-site, Secondary: Online)
Aggregation of BPSK Signals Using Coherent Interference for Modulation Format Conversion to 8QAM Signal
Taiga Ishida, Hiroki Kishikawa, Junichi Fujikata (Tokushima Univ.) OCS2022-18 OPE2022-64 LQE2022-27
Modulation format conversion is useful for connecting networks with different modulation schemes. In this study, we prop... [more] OCS2022-18 OPE2022-64 LQE2022-27
pp.5-9
OPE, OCS, LQE 2022-10-20
15:10
Ehime
(Primary: On-site, Secondary: Online)
Signal Phase Recovery Using Digital Signal Processing in Optical Wireless Communication Systems
Ryoma Murakami, Shiro Ryu (Meiji Univ.) OCS2022-21 OPE2022-67 LQE2022-30
Research and development of optical wireless communication systems has been active. Optical receivers usually use a phas... [more] OCS2022-21 OPE2022-67 LQE2022-30
pp.22-27
MIKA
(3rd)
2022-10-13
11:10
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] Performance of Multidimensional TCM-QAM Single-carrier Transmission Considering Phase Noise
Hisataka Chonan, Shigenobu Sasaki (Niigata Univ.)
In this paper, impact of phase noise for performance of multidimensional coded modulation is studied. In order to constr... [more]
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