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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-30 10:30 |
Nagano | JA Naganoken Bldg. | [Poster Presentation]
A distortion noise power allocation method for cognitive radio transmitters Yusuke Fujisawa, Shigeru Tomisato, Masaharu Hata (Okayama Univ.)  RCC2015-29 NS2015-49 RCS2015-112 SR2015-30 ASN2015-39 |
This paper proposes a new distortion noise power allocation method for cognitive radio systems. The proposed method allo... [more] | RCC2015-29 NS2015-49 RCS2015-112 SR2015-30 ASN2015-39 pp.69-74(RCC), pp.73-78(NS), pp.71-76(RCS), pp.87-92(SR), pp.109-114(ASN) |
| AP | 2015-01-23 10:10 |
Ehime | Ehime University | A study of urban path loss estimation for slope terrain areas using geographical road information Koichi Shin, Masahiro Nishi (Hiroshima City Univ.), Masaharu Hata (Okayama Univ.), Shinichi Ichitsubo (Kyushu Inst. of Tech.), Shigeru Tomisato (Okayama Univ.) AP2014-175 |
In recent years, service areas in cellular systems by using microcells or femtocells are widespread. In the mobile radio... [more] | AP2014-175 pp.79-84 |
| SRW | 2014-12-17 16:05 |
Kanagawa | Keio University | Experimental evaluation of error vector magnitude in LTE signal transmission by visible light communication Hiroaki Matsuno, Shigeru Tomisato, Satoshi Denno, Masaharu Hata (Okayama Univ.), Tatsuo Furuno, Yasuhiro Oda (NTTDOCOMO) SRW2014-41 |
This paper experimentally evaluates broadband transmission performance of visible light communication using a transmiss... [more] | SRW2014-41 pp.35-38 |
| AP, RCS (Joint) |
2014-11-13 09:50 |
Yamagata | Yamagata University, Yonezawa Campus | A Study of Path Loss Correction Formula for a Cellular Base Station Looking down at Sloping Ground Area Hiroyuki Takahashi, Kohei Ohnishi (Okayama Univ.), Masahiro Nishi, Koichi Shin (Hiroshima City Univ.), Shinichi Ichitsubo (Kyushu Inst. of Tech.), Shigeru Tomisato, Masaharu Hata (Okayama Univ.) AP2014-141 |
Residential areas in Japan are often located on a sloping ground neighboring urban district. In such area, the base stat... [more] | AP2014-141 pp.73-78 |
| SR | 2014-10-30 13:00 |
Overseas | I2R, Singapore | [Poster Presentation]
Non-linear distortion noise power control according to modulation schemes for cognitive radio systems Ren Kataoka, Yusuke Fujisawa, Shigeru Tomisato, Masaharu Hata (Okayama Univ.) SR2014-59 |
This paper evaluates transmission performance of a low-priority system with a non-linear distortion noise power control ... [more] | SR2014-59 pp.1-6 |
| SRW | 2014-08-18 14:15 |
Kanagawa | NICT(YRP) | Transmission Performance of Adaptive Sensor Collaborative Beamforming with Frequency Offset Masahiro Fujita, Akane Ogura, Shigeru Tomisato, Satoshi Denno, Masaharu Hata (Okayama Univ.) SRW2014-20 |
[more] | SRW2014-20 pp.23-28 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-07-31 10:50 |
Kyoto | Kyoto Terrsa | [Poster Presentation]
Transmission Performance of Adaptive Sensor Collaborative Beamforming Masahiro Fujita, Shigeru Tomisato, Satoshi Denno, Masaharu Hata (Okayama Univ.) RCC2014-31 NS2014-51 RCS2014-103 SR2014-32 ASN2014-50 |
This paper evaluates transmission performance and power-saving effect of sensor collaborative beamforming by adaptive tr... [more] | RCC2014-31 NS2014-51 RCS2014-103 SR2014-32 ASN2014-50 pp.49-54(RCC), pp.27-32(NS), pp.81-86(RCS), pp.69-74(SR), pp.57-62(ASN) |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-07-31 10:50 |
Kyoto | Kyoto Terrsa | [Poster Presentation]
A distortion noise power control method of OFDM transmission systems for cognitive radio Ren Kataoka, Yusuke Fujisawa, Shigeru Tomisato, Masaharu Hata (Okayama Univ.) RCC2014-34 NS2014-54 RCS2014-106 SR2014-35 ASN2014-53 |
This paper evaluates transmission performance with a non-linear distortion noise power control (DNC) method which contr... [more] | RCC2014-34 NS2014-54 RCS2014-106 SR2014-35 ASN2014-53 pp.63-68(RCC), pp.41-46(NS), pp.95-100(RCS), pp.83-88(SR), pp.71-76(ASN) |
| SRW | 2014-06-16 15:40 |
Kanagawa | Mitsubishi Electric | Iterative Frequency Offset Estimation with Singular Value Decomposition for DS-SS Wireless Sensor Networks Satoshi Denno, Masataka Hasebe, Shigeru Tomisato, Masaharu Hata (Okayama Univ.) SRW2014-12 |
[more] | SRW2014-12 pp.65-70 |
| SR | 2014-01-24 15:45 |
Miyagi | Tohoku Univ. | Out-of-Band Distortion Noise of OFDM Transmission with Multiple Frequency Bands Shouhei Masaki, Shigeru Tomisato, Satoshi Denno, Masaharu Hata (Okayama Univ.), Tatsuo Furuno, Yasuhiro Oda (NTT DOCOMO) SR2013-93 |
This paper evaluates in-band and out-of-band distortion noise power caused by non-linearity of an OFDM transmitter with ... [more] | SR2013-93 pp.97-102 |
| AP | 2014-01-23 14:55 |
Kagoshima | Hozan Hall (Kagoshima Prefectural Culture Center) | A study of correction method for sloping area path loss estimation based on a scale model and actual measurements Takanori Seo, Hideaki Yukue, Takuya Kuribayashi, Takuya Tsutsumi, Shinichi Ichitsubo (Kyushu Inst. of Tech.), Masaharu Hata, Shigeru Tomisato (Okayama Univ) AP2013-156 |
[more] | AP2013-156 pp.129-134 |
| SRW | 2013-08-19 14:40 |
Tokyo | Shibaura Institute of Technology | Transmission performance improvement of sensor collaborative beam forming by adaptive transmission Takuya Beppu, Masahiro Fujita, Shigeru Tomisato, Satoshi Denno, Masaharu Hata (Okayama Univ.) SRW2013-26 |
This paper proposes a sensor collaborative beam forming method by adaptive transmission in which beam forming and collab... [more] | SRW2013-26 pp.33-36 |
| RCS | 2013-04-19 13:00 |
Okinawa | Ishigaki City Hall | A Transmission Power Control Method by Interference Power Estimation in Shared Frequency Bands Atsushi Ikeda, Shigeru Tomisato (Okayama Univ.), Hiromasa Fujii (NTTDOCOMO), Masaharu Hata (Okayama Univ.) RCS2013-19 |
This paper evaluates interference power reduction effect with the proposed transmission power control (TPC) method for l... [more] | RCS2013-19 pp.101-106 |
| SR | 2013-01-25 10:20 |
Nagano | Shinshu Univ. | An interference power estimation method for low-priority systems in spectrum sharing systems Atsushi Ikeda, Shigeru Tomisato (Okayama Univ.), Hiromasa Fujii (NTTDOCOMO), Masaharu Hata (Okayama Univ.) SR2012-77 |
This paper proposes a new transmission power control method for low-priority systems by the accurate estimation of inter... [more] | SR2012-77 pp.33-38 |
| SAT, RCS (Joint) |
2012-08-30 11:30 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | Transmission Performance Improvement by Non-Linear Distortion Noise Control in Spectrum Sharing Seiichiro Okamoto, Shigeru Tomisato (Okayama Univ.), Hiromasa Fujii (NTTDOCOMO), Masaharu Hata (Okayama Univ.), Shunji Miura, Hidetoshi Kayama (NTTDOCOMO) RCS2012-101 |
On spectrum sharing systems, transmission power control (TPC) effectively works to avoid harmful inter-system interferen... [more] | RCS2012-101 pp.31-36 |
| NS | 2012-04-19 15:45 |
Kochi | Univ. of Kochi | A generalization of WDS clustering algorithm extension to smart-antenna in wireless mesh networks Shigeto Tajima (Osaka Univ.), Nobuo Funabiki, Shigeru Tomisato, Masaharu Hata (Okayama Univ.), Teruo Higashino (Osaka Univ.) NS2012-7 |
As a scalable inexpensive Internet-access network, we have studied the Wireless Internet-access Mesh Network (WIMNET) th... [more] | NS2012-7 pp.37-42 |
| RCS, SIP | 2012-01-27 10:15 |
Fukuoka | Fukuoka Univ. | Highly Accurate Estimation of Frequency Offset under Co-Channel Interference Conditions Yuya Matsumoto, Satoshi Denno, Shigeru Tomisato, Masaharu Hata (Okayama Univ.) SIP2011-98 RCS2011-287 |
In wireless sensor networks, sensor collaborative beam forming in which plural transmitting sensors collaborate to for... [more] |
SIP2011-98 RCS2011-287 pp.115-120 |
| NS, RCS (Joint) |
2011-12-15 16:20 |
Yamaguchi | Yamaguchi University | A clustering algorithm for WDS clusters with two access-points using smart antenna in wireless mesh networks Shigeto Tajima (Osaka Univ.), Nobuo Funabiki, Shigeru Tomisato, Masaharu Hata (Okayama Univ.), Teruo Higashino (Osaka Univ.) NS2011-133 RCS2011-246 |
As a scalable Internet access network, we have studied the {\em Wireless Internet-access Mesh Network (WIMNET)} that is ... [more] | NS2011-133 RCS2011-246 pp.85-90(NS), pp.81-86(RCS) |
| NS, RCS (Joint) |
2011-12-16 15:05 |
Yamaguchi | Yamaguchi University | Non-Linear Distortion Noise Control for Spectrum Sharing Systems Seiichiro Okamoto, Shigeru Tomisato (Okayama Univ.), Hiromasa Fujii (NTTDOCOMO), Masaharu Hata (Okayama Univ.), Shunji Miura, Hidetoshi Kayama (NTTDOCOMO) RCS2011-260 |
Recently, a spectrum sharing method between wireless communication systems has been studied to use frequency resources w... [more] | RCS2011-260 pp.165-170 |
| NS | 2011-04-22 10:50 |
Fukui | Fukui University | A WDS Clustering Algorithm for Wireless Mesh Network with Gateway using MIMO Channel Shigeto Tajima (Osaka Univ.), Nobuo Funabiki, Shigeru Tomisato, Masaharu Hata (Okayama Univ.), Teruo Higashino (Osaka Univ.) NS2011-10 |
We have studied the {\em Wireless Internet-access Mesh NETwork (WIMNET)} as a scalable wireless local area network that ... [more] | NS2011-10 pp.55-60 |
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