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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 143  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
CAS, CS 2024-03-15
13:50
Okinawa   Carrier frequency offset estimation for initial acquisition in MWHCDM
Masaki Kitagawa, Toshiharu Kojima (Univ of Electro-Communications) CAS2023-133 CS2023-126
Modified Walsh-Hadamard code division multiplexing (MWHCDM) is suitable for helicopter satellite communications, where t... [more] CAS2023-133 CS2023-126
pp.122-127
OPE, OFT, OCS
(Joint) [detail]
2024-02-21
15:50
Okinawa Nobumoto Ohama Memorial Hall
(Primary: On-site, Secondary: Online)
Study on Two-stage Carrier Frequency Offset Estimation Using the Eigenvalue and Scattering Coefficient b in the Nonlinear Fourier Transform
Taisuke Chino, Takumi Motomura, Akihiro Maruta, Ken Mishina (Osaka Univ) OCS2023-73 OPE2023-116
Optical eigenvalue transmission requires a digital coherent receiver to detect the eigenvalue at the receiver end. At th... [more] OCS2023-73 OPE2023-116
pp.31-36(OCS), pp.47-52(OPE)
AP, RCS
(Joint)
2023-11-15
14:55
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
Performance of NR Downlink Initial Access Using Synchronization Signal Block for mm-Wave Bands
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Satoshi Suyama (NTT DOCOMO) RCS2023-159
This paper presents the performance for New Radio (NR) downlink initial access including physical-layer cell ID (PCID) d... [more] RCS2023-159
pp.39-44
RCS, SAT
(Joint)
2023-09-01
14:05
Nagano Naganoken Nokyo Building, and online
(Primary: On-site, Secondary: Online)
Physical-layer Cell ID Detection Probability in the Presence of Carrier Frequency Offset in NR TN and NTN Channel Models
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2023-123
This paper presents the physical-layer cell identity (PCID) detection probability in the presence of a large carrier fre... [more] RCS2023-123
pp.107-112
SeMI, RCS, RCC, NS, SR
(Joint)
2023-07-13
13:50
Osaka Osaka University Nakanoshima Center + Online
(Primary: On-site, Secondary: Online)
A Study on Bayesian Receiver Design for Uplink MU-MIMO Systems with Carrier Frequency Offsets
Kenta Ito, Takumi Takahashi, Koji Igarashi (Osaka Univ.), Koji Ishibashi (UEC), Shinsuke Ibi (Doshisha Univ.) RCS2023-93
This paper proposes a novel Bayesian receiver design to realize high-accuracy data detection under observations subject ... [more] RCS2023-93
pp.70-75
RCS 2023-06-14
17:30
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
Bayesian Receiver Design for Grant-Free NOMA Based on Low-Density Structured OFDM
Kohei Ueda (UEC), Takanori Hara (Tokyo Univ. of Science), Koji Ishibashi (UEC) RCS2023-45
This paper studies a grant-free non-orthogonal multiple access (GF-NOMA) system using orthogonal frequency division mult... [more] RCS2023-45
pp.99-104
RCS 2023-06-15
09:40
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
BLER Performance of Carrier Frequency Offset Compensation and Channel Estimation Methods Using Synchronization Signals for NR PBCH
Takashi Ohiwa, Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2023-48
This paper proposes carrier frequency offset (CFO) compensation and channel estimation methods using synchronization sig... [more] RCS2023-48
pp.117-122
RCS 2023-06-15
09:50
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
Miss Detection Probability of NR PRACH in the Presence of CFO in Multi-Access Environments
Yoshinobu Ohta, Takamichi Chiba, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Suyama (NTT DOCOMO) RCS2023-49
This paper presents miss detection probability (MDP) of Physical Random Access Channel (PRACH) of the 3GPP NR specificat... [more] RCS2023-49
pp.123-128
RCS, IN, NV
(Joint)
2023-05-25
10:25
Kanagawa Keio University (Hiyoshi Campus), and online
(Primary: On-site, Secondary: Online)
Device Identification of Different Types of ZigBee Devices Based on RF Circuit Imperfections
Kota Mizumachi, Shohei Matsuoka, Kazuki Komatsu (Toyohashi Univ. of Tech.), Yuichi Miyaji (Aichi inst. of Tech.), Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2023-15
With the spread of the Internet of Things (IoT), there is a growing demand for enhanced security. Conventional authentic... [more] RCS2023-15
pp.7-12
IN, NS
(Joint)
2023-03-02
11:00
Okinawa Okinawa Convention Centre + Online
(Primary: On-site, Secondary: Online)
Improve Correction Accuracy of Tiem Correction Sysytem Based on Tempareture Characteristics of Clock Frequency
Komichi Takezawa, Naoto Hoshikawa (Oyama College), Atsushi Shiraki, Tomoyoshi Shimobaba, Tomoyoshi Ito (Chiba Univ.) NS2022-178
Accurate time synchronization is required for IoT devices, but NTP and GNSS are limited by power consumption and the com... [more] NS2022-178
pp.65-70
PN 2023-03-02
17:40
Okinawa
(Primary: On-site, Secondary: Online)
Experimental Validation of Carrier Frequency Offset Estimation Method in Eigenvalue-domain
Takaya Maeda, Daisuke Hisano (Osaka Univ.), Yuki Yoshida (NICT), Akihiro Maruta, Ken Mishina (Osaka Univ.) PN2022-73
In digital coherent receivers, it is necessary to estimate and compensate for the carrier frequency offset (CFO) caused ... [more] PN2022-73
pp.164-169
SR, UWT
(Joint)
2023-01-26
15:50
Tokyo Takanawa Campus, Tokai Univ.
(Primary: On-site, Secondary: Online)
Differential OFDM Software MODEMs for Underwater Acoustic Communications
Taichi Fujita, Kouichi Hashimoto, Hiroshi Kubo (Ritsumeikan Univ.)
It is well-known that underwater acoustic communications (UWACs) play an important role in underwater mobile communicati... [more]
SR, UWT
(Joint)
2023-01-26
16:15
Tokyo Takanawa Campus, Tokai Univ.
(Primary: On-site, Secondary: Online)
Double Differential OFDM Employing Decision-Feedback Multiple Deferential Detection for Time-varying Doppler Shift
Koki Toyoda, Hiroshi Kubo (Ritsumeikan Univ.)
This paper discusses doubly differential orthogonal frequency division multiplexing (D2OFDM) for underwater acoustic com... [more]
IT, RCS, SIP 2023-01-25
14:10
Gunma Maebashi Terrsa
(Primary: On-site, Secondary: Online)
Differential OFDM with Parallel Blind Demodulation Employing Different Re-Samplers for Underwater Acoustic Communications
Taichi Fujita, Hiroshi Kubo (Ritsumeikan Univ.) IT2022-63 SIP2022-114 RCS2022-242
Underwater acoustic communications (UWAC) suffer from double selectivity, where doubly-selective channels suffer from se... [more] IT2022-63 SIP2022-114 RCS2022-242
pp.196-201
RCS, AP, UWT
(Joint)
2022-11-15
14:55
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Differential OFDM for Severe Doubly-Selective Channels of Underwater Acoustic Communications
Hiroshi Kubo, Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura (Ritsumeikan Univ.) RCS2022-162
It is well known that wireless transmission technologies employing spatial combining and adaptive equalization and those... [more] RCS2022-162
pp.43-48
SR 2022-11-08
10:20
Fukuoka Fukuoka University
(Primary: On-site, Secondary: Online)
Improvement of Collection Accuracy by Switching Carrier Frequency Offset in PhyC-SN
Toshi Ito, Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ), Takeo Fujii, Koichi Adachi (UEC) SR2022-59
A feature utilizing frequency offsets is used as a collision detection method in the wireless physical quantity conversi... [more] SR2022-59
pp.78-83
RISING
(3rd)
2022-10-31
10:30
Kyoto Kyoto Terrsa (Day 1), and Online (Day 2, 3) [Poster Presentation] Highly Detectable Collision Detection in PhyC-SN by Receiving Antenna Selection
Toshi Ito, Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ), Takeo Fujii, Koichi Adachi (UEC)
The feature of phase dispersion is used as a collision detection method in the wireless physical quantity conversion-sum... [more]
RCS 2022-10-27
09:30
Ehime Ehime University, and online
(Primary: On-site, Secondary: Online)
Performance of Physical Cell ID Detection Methods with Carrier Frequency Offset Compensation for Millimeter-Wave Bands
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2022-128
In 5G cellular systems, millimeter-wave bands are anticipated to be deployed in dense small cells in heterogeneous netwo... [more] RCS2022-128
pp.1-6
AP 2022-10-19
12:20
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
[Poster Presentation] Frequency Adjustment Technique for Human-Body Localization in Bidirectional SIMO Radar
Abudusaimi Abuduaini, Naoki Honma (Iwate Uinv), Kentaro Murata (Iwate Univ), Nobuyuki Shiraki, Takeshi Nakayama, Shoichi Iizuka (Panasonic) AP2022-125
A performance of the human-body localization using a bidirectional continuous-wave (CW)-Single-Input Multiple-Output (SI... [more] AP2022-125
pp.125-130
RCS 2022-06-16
10:10
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
Iterative Active User Detection for Grant-Free Non-Orthogonal Multiple Access in The Presence of Carrier Frequency Offsets
Kohei Ueda (UEC), Takanori Hara (TUS), Koji Ishibashi (UEC) RCS2022-43
Grant-free non-orthogonal multiple access (GF-NOMA) systems suffer from the performance degradation of active user detec... [more] RCS2022-43
pp.114-119
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