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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 202件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SR 2019-12-05
13:50
Okinawa Ishigaki City Hall (Ishigaki Island) [Poster Presentation] Radio Propagation Estimation Considering Altitude for Spectrum Sharing between LTE/5G and Different Systems
Sunao Miyamoto, Keita Katagiri, Takeo Fujii (UEC) SR2019-89
In this paper, we discuss a radio propagation estimation considering altitude of receiving antenna. In recent years, spe... [more] SR2019-89
pp.23-24
SR 2019-12-05
13:50
Okinawa Ishigaki City Hall (Ishigaki Island) [Poster Presentation] Prediction Method of Spectrum Availability Focused on Dominant Path in Sub-urban Area at Millimeter Wave
Kosuke Murakami, Jun-ichi Takada, Kentaro Saito, Panawit Hanpinitsak (Tokyo tech) SR2019-93
Due to the rapid spread of smartphones and related applications, mobile traffic rates have been increased. To meet with ... [more] SR2019-93
pp.37-42
SR 2019-12-06
10:00
Okinawa Ishigaki City Hall (Ishigaki Island) Current status and issues of Spectrum sharing proposals by using Blockchain
Nobuo Suzuki, Tatsuya Yoshioka, Akio Hasegawa, Toshiyuki Maeyama (ATR) SR2019-100
It is important to utilize the existing spectrum resource for further advanced mobile communication systems like 5G. Som... [more] SR2019-100
pp.63-68
SR 2019-12-06
10:50
Okinawa Ishigaki City Hall (Ishigaki Island) A Study on Setting of an Energy Detection Threshold with SNR Estimation
Hiroki Iwata, Kenta Umebayashi (TUAT) SR2019-102
Energy detection (ED) is a popular signal detection method for spectrum sensing and spectrum usage
measurement in dynam... [more]
SR2019-102
pp.75-82
SR 2019-12-06
13:25
Okinawa Ishigaki City Hall (Ishigaki Island) A Basic Study of Spectrum Sharing between HAPS and Terrestrial Mobile Communication Systems
Mitsukuni Konishi, Takuya Nishimaki, Sho Nabatame, Atsushi Nagate (HAPSMobile) SR2019-105
High-Altitude Platform Station (HAPS) is a new mobile communications platform which can provide mobile communications se... [more] SR2019-105
pp.95-102
SR 2019-12-06
14:15
Okinawa Ishigaki City Hall (Ishigaki Island) Dynamic Bandwidth Allocation Using Prior Measured CQI Information for Spectrum Sharing in Private Mobile Networks
Akihisa Abe, Takeo Fujii (UEC) SR2019-107
As the next generation of cellular systems, 5G has been paid attention in recent years. In order to promote the use of 5... [more] SR2019-107
pp.109-115
RISING
(2nd)
2019-11-26
10:30
Tokyo Fukutake Learning Theater, Hongo Campus, Univ. Tokyo [Invited Lecture] Development of a Spectrum Usage Measurement System for Dynamic Spectrum Sharing
Hiroki Iwata, Ahmed Al-Tahmeesschi, Kenta Umebayashi (TUAT)
In dynamic spectrum sharing, statistical information in terms of spectrum usage such as spectrum occupancy
rate is usef... [more]

AP, RCS
(Joint)
2019-11-21
10:15
Saga Saga Univ. Study of Frequency Usage Prediction Using Machine Leaning for Spectrum Sharing
Hiroki Hosoi, Toshiyuki Maeyama (Takushoku Univ.), Tatsuya Yoshioka (ATR), Nobuo Suzuki (Kindai Univ.) RCS2019-216
Recently, traffic has been increasing rapidly, there is concern about the depletion of frequency resources. For this rea... [more] RCS2019-216
pp.79-84
SR 2019-11-04
11:00
Overseas Rutgers University Inn & Conference Center, NJ, USA [Poster Presentation] An Efficient Noise Floor Estimation for Spectrum Measurements
Hiroki Iwata, Kenta Umebayashi (TUAT) SR2019-68
Statistical information in terms of spectrum occupancy is useful for the smart dynamic spectrum sharing and it can be ob... [more] SR2019-68
pp.9-16
SR 2019-11-04
11:00
Overseas Rutgers University Inn & Conference Center, NJ, USA [Poster Presentation] Adaptive band and power control for spectrum shared mobile systems
Hirofumi Nakajo, Takeo Fujii (UEC) SR2019-73
In the 5th generation mobile communication systems (5G), carrier independent operators such as micro operator and local ... [more] SR2019-73
pp.25-26
SR 2019-11-05
10:50
Overseas Rutgers University Inn & Conference Center, NJ, USA [Poster Presentation] Evaluation of Dual-CTS Method for Spatial Reuse in Heterogeneous Wireless IoT System
Kento Ono (Tohoku Univ.), Kohei Akimoto (Akita Prefectural Univ.), Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2019-78
It is a serious problem to decrease system throughput due to interference in an environment where a number of IoT (Inter... [more] SR2019-78
pp.39-40
SANE 2019-11-01
13:20
Overseas KOREA (Jeju) Electromagnetic Field Strength Evaluations at 4 GHz Wireless Avionics Intra-Communication Band Using Experimental Aircraft -- Measurements Assuming WAIC Transmitters Installed Inside and Outside of Beechcraft B300 Aircraft --
Shunichi Futatsumori, Kazuyuki Morioka, Norihiko Miyazaki (ENRI), Tetsuya Sekiguchi, Takashi Hikage, Toshio Nojima (Hokkaido Univ.) SANE2019-68
This study discusses electromagnetic field (EMF) strength characteristics at a 4 GHz Wireless Avionics Intra-Communicati... [more] SANE2019-68
pp.101-105
SAT 2019-10-11
14:20
Fukuoka JR HAKATA CITY {10F RoomA+B} A Technique for Licensed Spectrum Sharing between Space-Satellite and Terrestrial-Mobile Heterogeneous Multisystem
Rony Kumer Saha (KDDI Research) SAT2019-61
This paper presents a technique for a multisystem to share the spectrum of one system to another. The multisystem incorp... [more] SAT2019-61
pp.103-108
CQ 2019-08-28
10:35
Hokkaido Hakodate arena Dual-CTS: Spatial Reuse Method for Heterogeneous Wireless System
Ono Kento (Tohoku Univ.), Akimoto Kohei (Akita Prefectual Univ.), Kameda Suguru, Suematsu noriharu (Tohoku Univ.) CQ2019-77
Interference among heterogeneous wireless systems is a serious problem in a closed place such as a factory. So far, seve... [more] CQ2019-77
pp.101-106
AP
(2nd)

Overseas Hotel Istana, Kuala Lumpur Energy Efficiency of Cooperative Jammer in a Spectrum Sharing Network
Yee-Loo Foo (MMU, Malaysia)
Underutilizing spectrum results in wastage. Eavesdropping compromises the secrecy of data. How to overcome the two probl... [more]
SeMI, RCS, NS, SR, RCC
(Joint)
2019-07-11
09:35
Osaka I-Site Nanba(Osaka) A study on Auto-Regressive modeling of Duty Cycle
Kohei Okawa, Hiroki Iwata, Kenta Umebayashi (Tokyo Univ. of Agriculture and Tech.), Janne Lehtomäki (Univ. of Oulu), Miguel López-Benítez (Univ. of Liver), Satya Joshi (Univ. of Oulu) SR2019-29
In dynamic spectrum sharing, it is useful to exploit statistical information on spectrum usage.
In this paper, we inve... [more]
SR2019-29
pp.59-64
SITE, IPSJ-EIP 2019-06-03
14:30
Kanagawa Kanto-Gakuin Univ. Policies and Frameworks for Spectrum Sharing in the US and the UK
Tomoko Yamajo (KDDI Research) SITE2019-2
To ensure that sufficient spectrum is available to support the increasing demands of mobile data traffic, governments an... [more] SITE2019-2
pp.21-26
SR 2019-05-30
16:45
Tokyo Tokyo Big Sight Spectrum Sharing exploiting Spectrum Database for LPWA
Yudai Yamazaki, Takeo Fujii (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Koichi Adachi (UEC) SR2019-10
In the most of current low power wide area (LPWA), packet collisions of uplink communication are controlled by setting d... [more] SR2019-10
pp.63-68
RCS, SR, SRW
(Joint)
2019-03-06
10:55
Kanagawa YRP An evaluation of throughput performance on base station sharing in in-door environments
Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2018-122
Micro cell base station is one of the keys to perform an unique performance expected in 5G. Authors believe that sharing... [more] SR2018-122
pp.9-16
RCS, SR, SRW
(Joint)
2019-03-06
15:00
Kanagawa YRP Radio Environment Mapping by using Machine Learning
Mina Akimoto, Xiaoyan Wang, Masahiro Umehira (Ibaraki Univ.) SR2018-126
Accurate and cost-efficient radio environment mapping (REM) is of great importance to realize dynamic spectrum sharing. ... [more] SR2018-126
pp.37-42
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