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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 19 of 19  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
OPE, MW, EMT, MWP, EST, IEE-EMT [detail] 2016-07-22
10:20
Hokkaido   Direction of Arrival Estimation of Incoming Waves in FDTD Analysis of Radio Wave Propagation Using MUSIC Method
Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.) EMT2016-35 MW2016-66 OPE2016-47 EST2016-36 MWP2016-37
Recently, computer performance has been advanced. Therefore, applicable space size or equivalently the frequency in the ... [more] EMT2016-35 MW2016-66 OPE2016-47 EST2016-36 MWP2016-37
pp.161-164
OPE, MW, EMT, MWP, EST, IEE-EMT [detail] 2016-07-22
11:30
Hokkaido   Study on Optimal Design of Dielectric Flat Lens Using Gradient Method with AVM -- Comparison with GA and PSO --
Kenji Taguchi, Suguru Imai, Tatsuya Kashiwa (Kitami Inst. of Tech.) EMT2016-37 MW2016-68 OPE2016-49 EST2016-38 MWP2016-39
Recently, dielectric flat lenses have a focus of attention in the field of microwave and millimeter wave devices. The le... [more] EMT2016-37 MW2016-68 OPE2016-49 EST2016-38 MWP2016-39
pp.171-174
EMT, MW, OPE, MWP, EST, IEE-EMT [detail] 2015-07-16
15:20
Hokkaido Kushiro City Lifelong Learning Center Study on Direction of Arrival Estimation in FDTD Analysis of Radio Propagation Using MUSIC Algorithm
Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.) EMT2015-29 MW2015-67 OPE2015-41 EST2015-33 MWP2015-32
Traditionally, the ray-tracing method has been used to analyze radio propagation problems. Recently, the FDTD method can... [more] EMT2015-29 MW2015-67 OPE2015-41 EST2015-33 MWP2015-32
pp.117-120
EMCJ, EST 2014-09-12
14:50
Hokkaido Kitami Inst. Technology Analysis of Radio Propagation Characteristics Considering Car Antenna Positions for Inter-vehicle Communications at Intersection
Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.) EMCJ2014-40 EST2014-54
Recently, the inter-vehicle communication system for the prevention of car crashes has been proposed. In this system, ca... [more] EMCJ2014-40 EST2014-54
pp.53-56
MW, OPE, EMT, MWP, EST, IEE-EMT [detail] 2014-07-18
11:15
Hokkaido Muroran Inst. of Tech. Effect of Positions of Car Antenna on Radio Wave Propagation for Inter-vehicle Communications at Intersection
Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.) MW2014-79 OPE2014-48 EST2014-40 MWP2014-37
In the development of the inter-vehicle communication system for the prevention of car crashes, it is important to know ... [more] MW2014-79 OPE2014-48 EST2014-40 MWP2014-37
pp.187-190
EST, MWP, OPE, MW, EMT, IEE-EMT [detail] 2013-07-19
11:45
Hokkaido Wakkanai Synthesis Cultural Center Estimation of 3D Radio Propagation Characteristics for 700 MHz Band at Intersection Surrounded by Building Walls in Urban Area by Using 2D FDTD Analysis
Kenji Taguchi, Suguru Imai, Tatsuya Kashiwa, Takeshi Kawamura (Kitami Inst. of Tech.) MW2013-78 OPE2013-47 EST2013-42 MWP2013-37
In the development of inter-vehicle communication system using 700 MHz band, it is important to know radio wave propagat... [more] MW2013-78 OPE2013-47 EST2013-42 MWP2013-37
pp.201-204
LQE, CPM, EMD, OPE, R 2012-08-23
14:40
Miyagi Tohoku Univ. Reliability of 1060 nm Vertical Cavity Surface Emitting Lasers (VCSELs) for Optical Interconnect
Shinichi Kamiya, Suguru Imai, Masaki Funabashi, Toshihito Suzuki, Koji Hiraiwa, Tomofumi Kise, Teruyuki Nakamura, Hitoshi Shimizu, Takuya Ishikawa, Akihiko Kasukawa (FEC) R2012-28 EMD2012-34 CPM2012-59 OPE2012-66 LQE2012-32
 [more] R2012-28 EMD2012-34 CPM2012-59 OPE2012-66 LQE2012-32
pp.37-40
MWP, OPE, MW, EMT, EST, IEE-EMT [detail] 2012-07-26
14:05
Hokkaido Hokkaido Univ. Comparison of Computational Performance between CUDA C and CUDA Fortran in High-Speed FDTD Simulation Using GPGPU
Shohei Takahara, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.) MW2012-32 OPE2012-25 EST2012-14 MWP2012-13
Recently, GPGPU (General Purpose Computation on Graphics Processing Units) has been attracting attention as the techniqu... [more] MW2012-32 OPE2012-25 EST2012-14 MWP2012-13
pp.53-56
EMT, PN, LQE, OPE, MWP, EST, IEE-EMT [detail] 2012-01-26
16:05
Osaka Osaka Univ. Convention Center Analysis of Wave Propagation on Urban Street for UHF Band Using Ray Tracing Method
Ryosuke Aoyama, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.) PN2011-42 OPE2011-158 LQE2011-144 EST2011-92 MWP2011-60
In non-line-of-sight multipath environments of urban street, it is assumed that a stochastic process of received signal ... [more] PN2011-42 OPE2011-158 LQE2011-144 EST2011-92 MWP2011-60
pp.49-52
LQE 2011-12-16
10:55
Tokyo Kikai-Shinko-Kaikan Bldg. High Speed and Reliability study of 1060nm VCSEL
Toshihito Suzuki, Suguru Imai, Shinichi Kamiya, Koji Hiraiwa, Masaki Funabashi, Yasumasa Kawakita, Tomofumi Kise, Teruyuki Nakamura, Hitoshi Shimizu, Akihiko Kasukawa (FURUKAWA) LQE2011-125
(To be available after the conference date) [more] LQE2011-125
pp.11-15
EST 2011-10-06
13:05
Nagasaki Nagasaki Prefectural Art Museum Analysis of Boundary between Near and Far Fields for Car Antennas in UHF Band
Ryosuke Aoyama, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.), Hiroshi Kuribayashi, Satoru Komatsu (Honda R&D Co., Ltd.) EST2011-64
The directivity of a car antenna is changed by the car shape, the ground, frequency, antenna type and position. Therefor... [more] EST2011-64
pp.1-4
OPE, MW, MWP, EMT, EST, IEE-EMT [detail] 2011-07-21
18:00
Hokkaido   Analysis of Power Absorption Characteristics for Uniform Microwave Heating of Pu/U Mixed Nitrate Solution in Each Phase State
Yuki Nakajima, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.), Toshihide Kitazawa (Ritsumeikan Univ.), Masahiro Suzuki, Tomoomi Segawa, Kan-ichi Fujii (JAEA) MW2011-53 OPE2011-40 EST2011-39 MWP2011-21
The mixed oxide (MOX) fuels are produced from the Pu/U mixed nitrate solution obtained from the spent nuclear fuel as a ... [more] MW2011-53 OPE2011-40 EST2011-39 MWP2011-21
pp.91-94
OPE, MW, MWP, EMT, EST, IEE-EMT [detail] 2011-07-22
17:20
Hokkaido   FDTD Propagation Analysis of 720MHz and 5.8GHz Bands at Intersection Surrounded by Light-Weight Concrete Walls in Residential Area
Ryoto Sato, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.), Kohzoh Ohshima (Asahikawa National College of Tech.), Takeshi Kawamura (Kitami Inst. of Tech.) MW2011-77 OPE2011-64 EST2011-63 MWP2011-45
Recently, inter-vehicle communication system to prevent car crush at an intersection has been proposed. In the system, t... [more] MW2011-77 OPE2011-64 EST2011-63 MWP2011-45
pp.263-266
MW, ED 2011-01-13
15:00
Tokyo Kikai-Shinko-Kaikan Bldg. Power Absorption Characteristics for Uniform Microwave Heating of Medium with High Conductivities
Yuki Nakajima, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.), Toshihide Kitazawa (Ritsumeikan Univ.), Masahiro Suzuki, Kan-ichi Fujii (JAEA) ED2010-178 MW2010-138
As a part of the nuclear fuel cycle, the MOX fuels for FBR are produced from Pu/U mixed nitrate solution obtained from s... [more] ED2010-178 MW2010-138
pp.19-22
LQE 2010-12-17
09:45
Tokyo Kikai-Shinko-Kaikan Bldg. Recorded Low Power Dissipation in 1060 nm VCSELs with High Reliability for Optical Interconnection
Suguru Imai, Keishi Takaki, Shinichi Kamiya, Hitoshi Shimizu, Junji Yoshida, Yasumasa Kawakita, Tomohiro Takagi, Koji Hiraiwa, Hiroshi Shimizu, Toshihito Suzuki, Norihiro Iwai, Takuya Ishikawa, Naoki Tsukiji, Akihiko Kasukawa (Furukawa Electric) LQE2010-115
We propose 1060 nm VCSELs with high reliability and low power dissipation.
Thanks to double intra-cavity strucuture and... [more]
LQE2010-115
pp.5-8
AP, SAT
(Joint)
2010-07-21
13:25
Hokkaido Kitami Inst. Tech. Propagation Analysis of 700MHz Band at Intersection of Residential Area Using the FDTD Method
Daiki Matsuda, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa (Kitami Inst. of Tech.), Kohzoh Ohshima (Asahikawa Nat Coll. of Tech.), Takeshi Kawamura (Kitami Inst. of Tech.) AP2010-43
Recently, inter-vehicle communication system at an intersection to prevent car crush using 700MHz band has been proposed... [more] AP2010-43
pp.31-35
AP, SAT
(Joint)
2010-07-21
13:50
Hokkaido Kitami Inst. Tech. Study on the Boundary between Near and Far Fields for Car Antennas in UHF Band
Takashi Morishita, Suguru Imai, Kenji Taguchi, Tatsuya Kashiwa, Takeshi Kawamura (Kitami Inst. of Tech.), Kohzoh Ohshima (Asahikawa National College of Tech.), Hiroshi Kuribayashi, Satoru Komatsu (Honda R&D Co., Ltd.) AP2010-44
In mobile telecommunications, the directivity of antennas is one of most important parameter. It is very important to kn... [more] AP2010-44
pp.37-40
CAS 2010-01-28
13:00
Kyoto Kyoudai-Kaikan Bldg. A Study on Adjustment Method to Noise Spectral Shape for Sub-Band Subspace Approach
Suguru Imai, Atsushi Nakagaki, Koji Shibata (Kitami Inst. of Tech.) CAS2009-64
An adjustment method of sub-band separation is proposed for enhancement of speech degraded by colored noises. A signal s... [more] CAS2009-64
pp.1-6
LQE 2009-12-11
16:05
Tokyo Kikai-Shinko-Kaikan Bldg. High Efficiency 1060nm VCSELs for Low Power Consumption
Norihiro Iwai, Takeo Kageyama, Keishi Takaki, Suguru Imai, Yasumasa Kawakita, Koji Hiraiwa, Hitoshi Shimizu, Naoki Tsukiji, Akihiko Kasukawa (Furukawa Electric) LQE2009-151
We achieved the recorded high power conversion efficiency of 62% with a double intra-cavity contacted system. This syste... [more] LQE2009-151
pp.67-70
 Results 1 - 19 of 19  /   
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