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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 22  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SR, SRW
(Joint)
2024-03-13
11:45
Tokyo The University of Tokyo (Hongo Campus), and online
(Primary: On-site, Secondary: Online)
[Technology Exhibit] An SDR based 5G base station equipment to streamline R&D of next generation wireless communication technology
Yoshimi Fujii (KKE) RCS2023-256
Active research and development efforts are underway for various functional extensions and novel wireless communication ... [more] RCS2023-256
p.26
SR 2022-05-12
15:05
Tokyo NICT Koganei
(Primary: On-site, Secondary: Online)
[Invited Lecture] Research and development of next-generation wireless communication in the age of software base stations
Yuki Susukida, Tomoki Sugiura, Shohei Takaya, Tetsuya Iye, Yoshimi Fujii (KKE) SR2022-10
Software defined radio has become an essential implementation technology for research and development(R&D) in the mobile... [more] SR2022-10
pp.44-50
SR 2022-01-24
10:50
Online Online [Invited Talk] Research & Development of Robust CoMP for Millimeter Communications with Random Blockages
Koji Ishibashi, Sota Uchimura (UEC), Tetsuya Iye, Yoshimi Fujii (KKE), Takahide Murakami, Hiroyuki Shinbo (KDDI Research, Inc.) SR2021-60
Next-generation mobile communications (Beyond 5G/6G) have to meet diverse demands of users such as ultra-high speed, low... [more] SR2021-60
p.11
MIKA
(3rd)
2021-10-28
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] RU Synchronization for Multiple RU Cooperative Communication System
Yuki Susukida, Shohei Takaya, Tetsuya Iye, Yoshimi Fujii (KKE)
For eMBB communication using millimeter-wave band, degradation of communication quality due to shielding is a major issu... [more]
SAT 2021-10-07
15:20
Online Online The role and current status of network simulation technology in the research field of satellite communications
Toshifumi Oota, Akihiro Tanibayashi, Yoshimi Fujii, Takahito Inoshita (KKE) SAT2021-44
 [more] SAT2021-44
pp.11-15
SR 2021-05-20
13:05
Online Online [Invited Lecture] Technical details and applications of bladeRF, an entry-level software radio. -- Application examples, performance and development environment --
Yoshimi Fujii (KKE) SR2021-4
Entry-level software radios are relatively inexpensive, so even with a small budget, it is possible to purchase several ... [more] SR2021-4
pp.24-35
RCS, SR, SRW
(Joint)
2020-03-04
09:00
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
R&D of Technology for High Reliability Management of Advanced 5G Network to Various Requirements of Communication Services
Takahide Murakami, Hiroyuki Shinbo, Yu Tsukamoto, Shinobu Nanba, Yoji Kishi (KDDI Research), Morihiko Tamai, Hiroyuki Yokoyama (ATR), Takanori Hara, Koji Ishibashi (The University of Electro-Communications), Kensuke Tsuda, Yoshimi Fujii (Kozo Keikaku Engineering Inc.), Fumiyuki Adachi, Keisuke Kasai, Masataka Nakazawa (Tohoku Univ.), Yuta Seki, Takayuki Sotoyama (Panasonic) RCS2019-320
As the 5th generation mobile communication system is widespread approximately 2025, more variety of communication qualit... [more] RCS2019-320
pp.1-6
SR 2019-11-04
11:00
Overseas Rutgers University Inn & Conference Center, NJ, USA [Poster Presentation] Research of the Implementation Technology for 5G Advanced Radio Access Method
Kensuke Tsuda, Tetsuya Yie, Yoshimi Fujii (KKE) SR2019-69
The 5G advanced wireless access system assumes a situation where more than 1,000 terminals with different communication ... [more] SR2019-69
p.17
MIKA
(2nd)
2019-10-04
10:15
Hokkaido Hokkaido Univ. [Poster Presentation] Technical efforts to construct SDR-based mmWave massive MIMO virtual base stations
Tetsuya Iye, Kensuke Tsuda, Yoshimi Fujii (KKE)
The goal of our development is to realize highly reliable wireless access for nano-areas using millimeter waves. Millime... [more]
RCS, SAT
(Joint)
2017-08-18
11:10
Niigata Niigata Univ. [Special Talk] Building of Experimental Environment for Wireless Communications by Software Defined Radio
Ayano Ohnishi, Yoshimi Fujii, Ayako Suzuki (KKE) SAT2017-33 RCS2017-163
As wireless communication technology is more sophisticated and digital signal processing is more complex, the importance... [more] SAT2017-33 RCS2017-163
pp.63-68(SAT), pp.105-110(RCS)
SANE, SAT
(Joint)
2017-02-23
17:10
Chiba Katsuura Hotel Mikazuki [Special Talk] Use cases of Network Simulation in the area of Satellite Communication -- Role of the Network Simulator, Radio Propagation Simulator and SDR in the Research Field and the Reality --
Yoshimi Fujii (KKE) SANE2016-123 SAT2016-71
In the research field of telecommunication, various kind of simulations are used depending on wired or wireless, specifi... [more] SANE2016-123 SAT2016-71
pp.31-36(SANE), pp.57-62(SAT)
SR 2016-10-27
15:00
Osaka Osaka Univ. Nakanoshima Center [Technology Exhibit] Evaluation of Interference to WLAN Systems by using Software Defined Radio (SDR)
Ayano Ohnishi, Yoshimi Fujii, Fumiko Ohori (KKE) SR2016-57
 [more] SR2016-57
pp.9-10
SR, SRW
(Joint)
2016-05-16
14:30
Overseas Hotel Lasaretti, Oulu, Finland [Technology Exhibit] Monitoring and Simulation of Wireless Fading Channels on a Software Defined Radio (SDR) Receiver
Ayano Ohnishi, Yoshimi Fujii, Fumiko Ohori (KKE) SR2016-1 SRW2016-1
This paper focuses on fading over wireless channels, which affects the communication performance between an UAV and a gr... [more] SR2016-1 SRW2016-1
pp.1-3
SR, SRW
(Joint)
2015-10-27
09:30
Tokyo KKE [Technology Exhibit] Measurement Studies of Communication Quality between UAV and Ground Station using 802.11 Wireless Channels
Ayano Ohnishi, Yoshimi Fujii, Fumiko Ohori (KKE), Jiro Katto, Rintaro Harada, Sakiko Takenaka (Waseda Univ.) SR2015-58 SRW2015-39
To improve wireless communication quality between an UAV (unmanned aerial vehicle) and a ground station, especially for ... [more] SR2015-58 SRW2015-39
pp.43-48
SR 2014-10-30
13:00
Overseas I2R, Singapore [Technology Exhibit] Introduction of the Software Defined Radio (SDR) based Prototyping
Ayano Ohnishi, Yoshimi Fujii, Hiroyuki Baba (KKE) SR2014-70
We are developing a wireless prototyping platform to accelerate construction of experimental wireless communication equi... [more] SR2014-70
pp.53-58
SR 2014-10-30
13:00
Overseas I2R, Singapore [Technology Exhibit] Development of System Level Simulation Model for Evaluation of Heterogeneous Wireless Access Network
Hiroyuki Baba, Yoto Emori, Koji Oshima, Yoshimi Fujii (KKE) SR2014-72
Along with the broad spread of multiple wireless access networks such as LTE, WiFi, WiMAX and terminals that can use mul... [more] SR2014-72
pp.67-73
RCC, ASN, NS, RCS, SR
(Joint)
2014-07-31
14:40
Kyoto Kyoto Terrsa [Poster Presentation] Implementation and Evaluation of LTE HARQ Model for Network Simulator
Hiroyuki Baba, Koji Oshima, Yoshimi Fujii (KKE) RCC2014-47 NS2014-67 RCS2014-119 SR2014-48 ASN2014-66
Along with the recent spread of LTE system, network evaluation of LTE has became more important recently. We have been d... [more] RCC2014-47 NS2014-67 RCS2014-119 SR2014-48 ASN2014-66
pp.131-137(RCC), pp.109-115(NS), pp.163-169(RCS), pp.151-157(SR), pp.139-145(ASN)
RCC, ASN, NS, RCS, SR
(Joint)
2014-07-31
14:40
Kyoto Kyoto Terrsa [Poster Presentation] Network Performance Evaluation of Wireless LAN and LTE System Considering Application Type
Koji Oshima, Hiroyuki Baba, Yoshimi Fujii, Jun-ichi Yamaguchi (KKE) RCC2014-48 NS2014-68 RCS2014-120 SR2014-49 ASN2014-67
Authors have developed the network simulator for performance evaluation of
various wireless systems such as IEEE 802.1... [more]
RCC2014-48 NS2014-68 RCS2014-120 SR2014-49 ASN2014-67
pp.139-146(RCC), pp.117-124(NS), pp.171-178(RCS), pp.159-166(SR), pp.147-154(ASN)
IN, RCS
(Joint)
2012-05-17
13:00
Tokyo Kuramae-Kaikan, Tokyo Institute of Technology Development of a Simulation Testbed for Evaluation of Heterogeneous Networks Consists of Smartphones and Mobile-Routers with LTE and Wi-Fi
Yoto Emori, Hiroyuki Baba, Masuto Nishiura, Masashi Irie, Toshifumi Oota, Yoshimi Fujii (KKE) RCS2012-27
Along with the penetration of mobile routers and smart phones, the amount of data traffic has been rapidly increasing an... [more] RCS2012-27
pp.31-36
RCS, SAT
(Joint)
2011-08-26
14:55
Niigata Niigata Univ. Development of LTE System Level Simulation Model -- PHY Layer Model and Evaluation --
Hiroyuki Baba, Yoto Emori, Yoshimi Fujii (KKE) RCS2011-132
Long Term Evolution (LTE) is the next generation wireless access technology for achieving the high system capacity and l... [more] RCS2011-132
pp.117-121
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