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Technical Committee on Antennas and Propagation (AP) [schedule] [select]
Chair Kunio Sakakibara (Nagoya Inst. of Tech.)
Vice Chair YUAN Qiaowei (Tohoku Inst. of Tech.)
Secretary Naoki Honma (Iwate Univ.), Wataru Yamada (NTT)
Assistant Takashi Tomura (Science Tokyo)

Conference Date Wed, Oct 16, 2024 11:00 - 17:45
Thu, Oct 17, 2024 10:00 - 18:30
Fri, Oct 18, 2024 09:20 - 15:25
Topics Student Session, Antennas and Propagation 
Conference Place ACROS Fukuoka 
Address 1-1-1 Tenjin, Chuo-ku, Fukuoka 810-0001
Transportation Guide https://acros.or.jp/english/access/
Sponsors Co-sponsored by IEEE AP-S Fukuoka Chapter and IEEE AP-S Tokyo Chapter
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and
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Registration Fee This workshop will be held as the IEICE workshop in fully electronic publishing. Registration fee will be necessary except the speakers and participants other than the participants to workshop(s) in non-electronic publishing. See the registration fee page. We request the registration fee or presentation fee to participants who will attend the workshop(s) on AP.

Wed, Oct 16 AM  IEEE Malaysia AP/MTT/EMC Joint Chapter (6F607)
Chair: Naoki Honma (Iwate Univ.)
11:00 - 13:30
(1) 11:00-11:15 Opening Remarks
(2) 11:15-12:30 Invited Speaker: Prof. Ir. Dr. Rosdiadee Nordin (Sunway University)
Title: Opportunities and Challenges for Rural Wireless IoT Communications
(3) 12:30-12:45 Speaker 1: Fatimah Nur Mohd Redzwan (Universiti Teknologi MARA, UiTM)
Title: Dual-layer 4x4 Butler Matrix for 5G application through Via Optimization
(4) 12:45-13:00 Speaker 2: Nurfarahin Miswadi (Universiti Teknologi MARA, UiTM)
Title: Low Profile and High Read Range Slotted Antenna for Dual-Band Anti-Metal UHF RFID Tag Antenna
(5) 13:00-13:15 Speaker 3: Dr. S M Kayser Azam (Universiti Malaya, UM)
Title: More than Antenna: High Voltage Insulation Fault Diagnosis by UHF Antenna
(6) 13:15-13:30 Closing Remarks
  13:30-14:30 Break ( 60 min. )
Wed, Oct 16 PM  AP (main: 6F607, satellite: 6F606)
Chair: Motoharu Sasaki (NTT)
14:30 - 15:20
(7) 14:30-14:55 Localization algorithm using mm-wave radar for non-line of sight environment AP2024-56 Takayuki Nakanishi, Dai Sasakawa, Yasuhiro Nishioka, Kengo Nishimoto, Yoshio Inasawa (MELCO)
(8) 14:55-15:20 Investigation of Environment Impacts on AOA-Based Indoor Localization Using Distributed MIMO Sensors AP2024-57 Koularp Thongsavanh, Minseok Kim (Niigata Univ.)
  15:20-15:30 Break ( 10 min. )
Wed, Oct 16 PM  AP Historical Committee / IEEE AP-S Tokyo Chapter Special Talk (main: 6F607, satellite: 6F606)
Chair: Ryo Yamaguchi (SoftBank)
15:30 - 16:20
(9) 15:30-16:20 [Special talk] Invention of Yagi-Uda Antenna and Its Application to Long-distance UHF Communications,
Kunio Sawaya (Tohoku Univ.)
Please download the handout from here.
https://www.ieice.org/cs/ap/wp/wp-content/uploads/2024/10/20241016_ProfSawaya.pdf
  16:20-16:30 Break ( 10 min. )
Wed, Oct 16 PM  AP (main: 6F607, satellite: 6F606)
Chair: Osamu Kagaya (AGC)
16:30 - 17:45
(10) 16:30-16:55 Design of Reconfigurable Conformal Metasurface Reflector Using Flexible Printed Circuit AP2024-58 Taisei Urakami (NAIST), Tamami Maruyama (NIT, Hakodate College), Akira Ono (NIT, Kagawa College), Kazutomo Nakamura (NAIST), Na Chen (Univ. of Science and Technology Beijing/NAIST), Minoru Okada (NAIST)
(11) 16:55-17:20 Fundamental studies on Reconfigurable Reflectarray Antenna for Independent Control of Polarization AP2024-59 Yosuke Maruno, Makoto Sano, Takeshi Fukusako, Ryuji Kuse (Kumamoto Univ.), Kazuma Tomimoto, Toshiki Hozen, Tomonori Ikeda, Ryo Yamaguchi (SoftBank Corp.)
(12) 17:20-17:45 Experimental Validation of Liquid Crystal Metasurface Reflector in Indoor Millimeter-wave System AP2024-60 Hiroki Aoki, Takuya Ohto, Tatsuya Nagao, Takahiro Hayashi (KDDI Research, Inc.), Kazuki Matsunaga, Masayuki ikari, Daijiro Takano, Mitsutaka Okita, Shinichiro Oka (JDI)
Thu, Oct 17 AM  Students' poster session 1 (2F)
Chair: Naoki Honma (Iwate Univ.)
10:00 - 11:50
(13) 10:00-11:50 [Poster Presentation]
Improved receiving antenna configuration in undersea position estimation system AP2024-61
Shinnosuke Sakaya, Masaharu Takahashi (Chiba Univ.)
(14) 10:00-11:50 [Poster Presentation]
[Poster Presentation] A Study on Reconfigurable Reflectarrays Using Magnets AP2024-62
Daiki Iriyama, Keisuke Konno, Qiang Chen (Tohoku Univ.)
(15) 10:00-11:50 [Poster Presentation]
Design and Analysis of Microstrip Antenna with Electrically Activated Split-Ring Slot for Switchable Circular Polarization AP2024-63
Yuki Hirayama, Htet Wai Htun*, Eisuke Nishiyama, Ichihiko Toyoda (SU)
(16) 10:00-11:50 [Poster Presentation]
Human-body Ranging Method Using Doppler Components obtained from CSI Amplitude Information of SISO Wi-Fi AP2024-64
Kentaro Kikuta, Naoki Honma, Takumi Shimofusa (Iwate Univ.), Nobuyuki Shiraki, Takeshi Nakayama, Shoichi Iizuka (Panasonic), Kentaro Murata (Iwate Univ.)
(17) 10:00-11:50 [Poster Presentation]
Quantitative Evaluation of Reflection Spectra in Marine Radar Using FDTD Method AP2024-65
Haruki Ishikawa, Takuji Arima (TUAT)
(18) 10:00-11:50 [Poster Presentation]
Development of Broadband Zero-order Resonant Metamaterial Antenna AP2024-66
Keima Yasumitsu, Takuji Arima (Tokyo Nouko Univ)
(19) 10:00-11:50 [Poster Presentation]
Numerical Analysis on Impact of Element Number and Spacing in High-Density Narrow-Element Array Antennas for High-Power Rectenna DC Arrays AP2024-67
Daiki Kono, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.)
(20) 10:00-11:50 [Poster Presentation]
Phase Retrieval Method Using Near-Field Measurement in A Single Planar AP2024-68
Inhyeok Choi, Hiroyuki Arai (Yokohama National Univ)
(21) 10:00-11:50 [Poster Presentation]
Optimizing the directivity of Leaky Wave Antenna using Dielectric Image Line with feeding system AP2024-69
Kei Hanzawa, Hiroyuki Arai (Yokohama National Univ.)
(22) 10:00-11:50 [Poster Presentation]
Evaluation of Rayleigh-Quotient-Based Weight Generation and Phase Differential Technique for Body Movement Elimination AP2024-70
Ryo Nakayama, Naoki Sawada, Naoki Honma, Kentaro Murata (Iwate Univ.)
(23) 10:00-11:50 [Poster Presentation]
Basic Study of Amplifier Integrated Active Antenna Using Differential-Feed Microstrip Antenna for Spatial Power Combining AP2024-71
Daiki Yamasaki, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
(24) 10:00-11:50 [Poster Presentation]
Experiments on Vital Sign Detection by Millimeter-Wave Band MIMO Radar Applying Range-CMA Method AP2024-72
Naoki Sawada, Ryo Nakayama, Naoki Honma, Kentaro Murata (Iwate Univ.), Kensuke Komura (SMK)
(25) 10:00-11:50 [Poster Presentation]
A Dual-Polarized Tapered Slot Antenna for Measuring Probe AP2024-73
Genki Sato, Hiroyuki Arai (Yokohama National Univ.)
(26) 10:00-11:50 [Poster Presentation]
Measurement of Vital Distribution Using Massive MIMO Radar AP2024-74
Sotaro Yoshioka, Naoki Honma, Kentaro Murata (Iwate Univ.)
(27) 10:00-11:50 [Poster Presentation]
A study of the Clustering of Incoming Waves Using the Spatial Coordinate K-Power Means Method AP2024-75
Sho Kitano, Mitoshi Fujimoto (Fukui Univ.), Koshiro Kitao, Satoshi Suyama (NTT DOCOMO)
(28) 10:00-11:50 [Poster Presentation]
Two-dimensional Beamforming by Simulated Annealing AP2024-76
Kayako Yuda, Mitoshi Fujimoto (Fukui Univ.), Ryo Yamaguchi, Kazuma Tomimoto, Tomonori Ikeda (Softbank)
(29) 10:00-11:50 [Poster Presentation]
Estimation Accuracy Depending on the two Angle of Arraival Methds for Circular Phase Array Antennas AP2024-77
Haruto Mori, Kazuhiro Honda (Univ. of Toyama)
(30) 10:00-11:50 [Poster Presentation]
Evaluation of Doppler Shift in Ultra High-Speed Rail for Beyond 5G AP2024-78
Yu Nagaoka, Shintou Jyo, Keiya Kurihara, Toshiyuki Maeyama (Takushoku Univ.)
(31) 10:00-11:50 [Poster Presentation]
An Examination of Area Design Using Leaky Coaxial Cables AP2024-79
Sota Nakagawa, Maeyama Toshiyuki (Takushoku Univ.)
(32) 10:00-11:50 [Poster Presentation]
Examination of a Detection Method for Sporadic E Layer Propagation Using Wavelet Transform Focusing on High-Frequency Components of VHF Band Received Power Variations AP2024-80
Ueda Naruhiko, Makoto Kobayashi, Koichi Shin, Masahiro Nishi (Hiroshima City Univ.)
(33) 10:00-11:50 [Poster Presentation]
Design Approach of 2- and 4-Element Differential Rectennas Considering Frequency Response of Antenna Impedance AP2024-81
Yusuke Cho, Eisuke Nishiyama, Ichihiko Toyoda (Saga univ.)
(34) 10:00-11:50 [Poster Presentation]
Basic Study of Conical-Beam 3-Element Array Antenna Utilizing Circularly-Polarized Reconfigurable Elements Arranged in Ring Formation AP2024-82
Yuta Nakao, Htet Wai Htun, Eisuke Nishiyama, Ichihiko Toyoda (former SU)
(35) 10:00-11:50 [Poster Presentation]
Basic Study of Planar Magic-T Employing Radial-Stub Loaded Coplanar Stripline for Backside Radiation Suppression AP2024-83
Ryota Minamimura, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
(36) 10:00-11:50 [Poster Presentation]
Design of 2nd-Harmonic and 4th-Harmonic Single-Push Oscillators Stabilized by Transmission-Line Resonators for Phase Noise Reduction AP2024-84
Ibuki Machidori, Elton Lima, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
(37) 10:00-11:50 [Poster Presentation]
Substrate Integrated Waveguide Design Method Using a Simplified Analysis Model AP2024-85
Masahiro Hashiba, Takuichi Hirano (Tokyo City Univ.)
(38) 10:00-11:50 [Poster Presentation]
300GHz-Band Phased Lens Array Antenna with Anti-reflection Structure Fed by Circular-Arc Arranged Horns AP2024-86
Hideaki Sugiyama, Yoshiki Sugimoto, Kunio Sakakibara, Nobuyoshi Kikuma (NITech)
(39) 10:00-11:50 [Poster Presentation]
Investigation on Propagation Characteristics in Non Line-of-Sight over Intersections by Ray-Trace Simulation AP2024-87
Shunsuke Mabuchi, Mitoshi Fujimoto (Fukui Univ)
(40) 10:00-11:50 [Poster Presentation]
Study on the design of transparent metasurface AP2024-88
Masato Utsunomiya, Mitoshi Fujimoto (Fukui Univ.)
(41) 10:00-11:50 [Poster Presentation]
Optimization of element amplitudes in planar array antennas in the near field AP2024-89
Yusuke Sato, Hiroyuki Arai (Yokohama National Univ)
(42) 10:00-11:50 [Poster Presentation]
Beam steering antenna unit using liquid crystals fitted with a perturbed circular-polarization microstrip antenna element AP2024-90
Hiroki Nakamura, Keizo Cho (CIT), Takuya Okura, Hiroyuki Tsuji (NICT)
(43) 10:00-11:50 [Poster Presentation]
Consideration of wideband expansion by multi-layering MACKEYlll AP2024-91
Ryoya Kishi, Toru Fukasawa (KIT), Shigeru Makino ()
(44) 10:00-11:50 [Poster Presentation]
Improved reflection properties of Metasurface with Adam AP2024-92
Naoki Shimizu, Mitoshi Fujimoto (Fukui Univ.)
  11:50-12:50 Break ( 60 min. )
Thu, Oct 17 PM  Students' poster session 2 (2F)
Chair: Wataru Yamada (NTT)
12:50 - 14:40
(45) 12:50-14:40 [Poster Presentation]
CNN-Regression-Based Radar Image Enhancement for Estimating Human-Body's Shape AP2024-93
Koki Kato, Naoki Honma, Kentaro Murata (Iwate Univ.)
(46) 12:50-14:40 [Poster Presentation]
Fundamental Study on the Influence of Terrain Shielding the Fresnel Zone on 920 MHz Band Radio Propagation in Mountainous Areas AP2024-94
Atsushi Ikaruga, Makoto Kobayashi, Koichi Shin, Masahiro Nishi (Hiroshima City Univ.)
(47) 12:50-14:40 [Poster Presentation]
Gain Enhancement of A Circularly Polarized Printed Monopole Antenna for UWB High Band AP2024-95
Kaoru Mine, Takafumi Fujimoto, Zin Mar Phyo, Chai-Eu Guan (Nagasaki Univ.)
(48) 12:50-14:40 [Poster Presentation]
Experimental Estimation of Phase and Attenuation Constants for Transmission between Dipole Antennas in Proximity to Vinyl Chloride Tubes in Simulated Submarine Salt Water AP2024-96
Naoki Kuzu, Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiaowei Yuan (Tohoku Institute of Tech.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC)
(49) 12:50-14:40 [Poster Presentation]
Theoretical Study on Doppler Spectrum Considering Moving Scatterers in V2V Communications AP2024-97
Tatsuya Kutsukawa, Hiroaki Nakabayashi (Chiba Inst. Tech.)
(50) 12:50-14:40 [Poster Presentation]
Design of a Magneto-Electric Monopole Antenna AP2024-98
Shunta Nakamura, Makoto Sano, Ryuji Kuse, Takeshi Fukusako (Kumamoto Univ.)
(51) 12:50-14:40 [Poster Presentation]
Multipath Angle Characteristics near Human Body in Indoor and Outdoor at 300 GHz Band AP2024-99
Keita Kuga, Yuito Usui, Koya Imaseki, Hiroaki Nakabayashi, Akihiko Hirata (Chiba Inst. Tech.)
(52) 12:50-14:40 [Poster Presentation]
Regularization Parameter Optimization for Device-Free Localization AP2024-100
Teng gesi, Minseok Kim (NU)
(53) 12:50-14:40 [Poster Presentation]
Fundamental Study on Change Detection in Urban Disaster Area Using Polarization-basis Rotation of PolSAR Data AP2024-101
Yu Koyanagi, Hiroyoshi Yamada, Ryoichi Sato (Niigata Univ.)
(54) 12:50-14:40 [Poster Presentation]
Direction-of-Arrival Estimation System Using a Single Antenna Element and a Transmitarray AP2024-102
Ryusuke Sunagawa, Hibiki Shiiba, Makoto Sano, Ryuji Kuse, Takeshi Fukusako (KU)
(55) 12:50-14:40 [Poster Presentation]
A study on estimation of iron weight percentage in oil using distance of reflection cofficient AP2024-103
Yuto Tsuji (Doshisha Univ.), Satoshi Shimizu (Doshisha Univ./ATR), Hisato Iwai, Shinsuke Ibi (Doshisha Univ.)
(56) 12:50-14:40 [Poster Presentation]
Secret Key Agreement Based on Radio Propagation Characteristics Using Quantization by Quantiles AP2024-104
Kenshin Shinomiya, Hideichi Sasaoka, Hisato Iwai, Shinsuke Ibi (Doshisha Univ.)
(57) 12:50-14:40 [Poster Presentation]
Estimation of Received Signal at a Remote Point for a Multicarrier Signal AP2024-105
Hiroto Yamada, Hisato Iwai, Shinsuke Ibi (Doshisha Univ.)
(58) 12:50-14:40 [Poster Presentation]
Analysis of Frequency Characteristics of Leaf Attenuation AP2024-106
Yoshiki Nakanishi (Doshisha Univ.), Shigeo Gotoh (Doshisha Univ./Panasonic Corp.), Hisato Iwai, Shinsuke Ibi (Doshisha Univ.)
(59) 12:50-14:40 [Poster Presentation]
Center-fed Microstrip Antenna Array Fed by Slotted Broadband Transition from SIW to Two MSLs in 300-GHz Band AP2024-107
Azuki Iwamoto, Maho Tomiyama, Yoshiki Sugimoto, Kunio Sakakibara, Nobuyoshi Kikuma (NITech)
(60) 12:50-14:40 [Poster Presentation]
Concept and Performance Evaluation of Simple 3rd-Harmonic Output Oscillator Using Partially Grounded Microstrip-Line Resonator AP2024-108
Daichi Hayashi, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
(61) 12:50-14:40 [Poster Presentation]
STUDY of UNDERSEA DRONE-MOUNTED ANTENNAS and PROPAGATION for MAINTENANCE and INSPECTION of WIND POWER GENERATION FACILITIES AP2024-109
Sota Mutsuna, Hiroyasu Sato, Qiang Chen (Tohoku Univ.), Nozomu Ishii (Niigata Univ.), Masaharu Takahashi (Chiba Univ.), Qiaowei Yuan (Tohoku Inst. Tech.), Hiroshi Yoshida (JAMSTEC)
(62) 12:50-14:40 [Poster Presentation]
Vivaldi antenna for crack detection in concrete AP2024-110
Yusuke Inoue, Takafumi Fujimoto, Chai-Eu Guan, Toshiyuki Tanaka (Nagasaki Univ.)
(63) 12:50-14:40 [Poster Presentation]
Omnidirectional Microstrip Antenna in 2.4GHz Band for Ocean Wireless Sensor Network AP2024-111
Yoshihio Arikawa, Takafumi Fujimoto, Chai-Eu Guan (Nagasaki Univ.), Yoko Maemura (Univ. of Nagasaki)
(64) 12:50-14:40 [Poster Presentation]
Fundamental Study on Calibration for Millimeter-Wave 2-Dimensional MIMO Radar with Target Alignment Error AP2024-112
Kaito Nozawa, Hiroyoshi Yamada (Niigata Univ)
(65) 12:50-14:40 [Poster Presentation]
A study of frequency-dispersive phase shifters for multiband base station antennas robust to fabrication errors AP2024-113
Amika Ishii, Keizo Cho (CIT)
(66) 12:50-14:40 [Poster Presentation]
Channel capacity of cosec^2 θ pattern in indoor propagation scenario at 28GHz AP2024-114
Ryo Nishizono, Hiroyuki Arai (Yokohama National Univ.)
(67) 12:50-14:40 [Poster Presentation]
Reflection Beam Control by Short Post-attached Metasurface Reflector AP2024-115
Shinya Endo, Mitoshi Fujimoto (Fukui Univ), Ryo Yamaguchi, Kazuma Toyomimoto, Tomonori Ikeda (Softbank)
(68) 12:50-14:40 [Poster Presentation]
UHF RFID sensor tags
-- RFID tag antenna design --
AP2024-116
Saya Ochiai (Tohoku Univ.), Jasmin Grosinger (Graz Univ. of Tech./Tohoku Univ.), Chen Qiang (Tohoku Univ.)
(69) 12:50-14:40 [Poster Presentation]
Accuracy Evaluation of Received Level Estimation Using Kriging in Multiple Communication Environments AP2024-117
Fumiya Yatsumonji, Shun Inaba, Hiroaki Nakabayashi (Chiba.Inst.Tech)
(70) 12:50-14:40 [Poster Presentation]
Satellite communication antenna integrating patch antennas with radiation pattern in zenith and low-angle directions AP2024-118
Masaya Tateno, Keizo Cho (CIT), Takuya Okura, Hiroyuki Tsuji (NICT)
(71) 12:50-14:40 [Poster Presentation]
Prototype Evaluation of a Metasurface for 3.5GHz Band Enabling High Tilt on Glass Surface AP2024-119
Masafumi Kawaguchi, Ohtaki Riku, Keizo Cho (CIT), Keiya Uchida, Masashi Yamamoto, Yuki Inoue (NTT DOCOMO)
(72) 12:50-14:40 [Poster Presentation]
A consideration on a travelling-wave excitation array design of a microstrip antenna array on a broad wall of a rectangular waveguide for 45 degree inclined linear polarization AP2024-120
Kenshi Inoue, Yuichi Kimura (Saitama Univ.)
(73) 12:50-14:40 [Poster Presentation]
A consideration on the enhancement of bandwidth of a single-layer dual-band and wideband multi-ring microstrip antenna fed by an L-probe with outer separated elements AP2024-121
Tomoki Matsushima, Yuichi Kimura (Saitama Univ.)
(74) 12:50-14:40 [Poster Presentation]
A fundamental consideration on a single-layer dual-polarized dual-band and wideband ring microstrip antenna fed by two L-probes AP2024-122
Terutoshi Goto, Yuichi Kimura (Saitama Univ.)
(75) 12:50-14:40 [Poster Presentation]
Effect of Substrates in Dual-Band Circular-Polarization Switchable Stacked Microstrip Antenna with Diode-Loaded Cross Slot AP2024-123
Hiyori Yamashita, Eisuke Nishiyama (Saga Univ.), Ichiriki Toyoda (Saga univ.)
(76) 12:50-14:40 [Poster Presentation]
Propagation loss estimation by machine learning using both simulated data by ray-trace method and measured data AP2024-124
Kazuki Yuasa, Rento Hagiwara, Koichi Ichige (Yokohama National Univ.), Keiji Yoshikawa, Tatsuya Nagao, Takahiro Hayashi (KDDI)
(77) 12:50-14:40 [Poster Presentation]
Propagation characteristics between long-range unmanned aerial vehicles in mountainous and maritime environments AP2024-125
Jo Osoreda (Kyutech), Takashi Matsuda, Takeshi Matsumura (NICT), Miyuki Hirose (Kyutech)
  14:40-15:00 Break ( 20 min. )
Thu, Oct 17 PM  IEEE AP-S Fukuoka Chapter Special Talk (main: 6F607, satellite: 6F606)
Chair: Tsuyoshi Matsuoka (Kyusyu Sangyo Univ.)
15:00 - 15:50
(78) 15:00-15:50 [Special Talk] Parametric representation of UWB radar response and its application to target detection, identification, and nondestructive inspection,
Masahiko Nishimoto (Kumamoto Univ.)
  15:50-16:00 Break ( 10 min. )
Thu, Oct 17 PM  Industry poster session (2F)
Chair: Takashi Tomura (Science Tokyo)
16:00 - 17:30
(79) 16:00-17:30 Toshiba Corporation
(80) 16:00-17:30 KOZO KEIKAKU ENGINEERING Inc.
(81) 16:00-17:30 DKK Co., Ltd.
(82) 16:00-17:30 SoftBank Corp.
(83) 16:00-17:30 Murata Manufacturing Co., Ltd.
(84) 16:00-17:30 KDDI Research, Inc.
(85) 16:00-17:30 Sony Corporation
(86) 16:00-17:30 Microwave Factory Co.,Ltd.
(87) 16:00-17:30 NIPPON TELEGRAPH AND TELEPHONE CORPORATION
(88) 16:00-17:30 NTT DOCOMO, INC.
(89) 16:00-17:30 Mitsubishi Electric Corporation
(90) 16:00-17:30 YOKOWO CO., LTD.
(91) 16:00-17:30 Niterra Co., Ltd.
(92) 16:00-17:30 NIHON DENGYO KOSAKU CO.,LTD.
(93) 16:00-17:30 The Yokohama Rubber Co., Ltd.
(94) 16:00-17:30 Panasonic Corporation
(95) 16:00-17:30 The National Institute of Information and Communications Technology
(96) 16:00-17:30 Antenna Giken Co., Ltd.
  17:30-17:40 Break ( 10 min. )
Thu, Oct 17 PM  AP Special Talk (main: 6F607, satellite: 6F606)
Chair: Kunio Sakakibara (Nagoya Institute of Technology)
17:40 - 18:30
(97) 17:40-18:30 [Special Talk] Research activity in AP technical group since 1982,
Hiroyuki Arai (Yokohama National Univ.)
Fri, Oct 18 AM  AP (6F607)
Chair: Hiroyoshi Yamada (Niigata Univ.)
09:20 - 10:10
(98) 09:20-09:45 Long-term trends in rainfall extreme data in Japan [II] AP2024-126 Yoshio Karasawa
(99) 09:45-10:10 Sub-Aperture Reconstruction of Circular SAR and Evaluation of Beamwidth AP2024-127 Masanori Gocho (NICT)
  10:10-10:20 Break ( 10 min. )
Fri, Oct 18 AM  AP (6F607)
Chair: Keisuke Konno (Tohoku Univ.)
10:20 - 11:10
(100) 10:20-10:45 Study on beam-steering matching elements for 8x1-element waveguide aperture array antennas in 120-GHz band AP2024-128 Riku Maeda, Takashi Tomura, Jiro Hirokawa (Science Tokyo), Daisuke Yamanaka, Nobutaka Kidera, Osamu Kagaya (AGC)
(101) 10:45-11:10 Characteristic Analysis of Microstrip Antenna Stacking Two Parasitic Elements AP2024-129 Karin Motomura, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.)
  11:10-11:20 Break ( 10 min. )
Fri, Oct 18 PM  AP (6F607)
Chair: Yuki Inoue (NTT docomo)
11:20 - 12:10
(102) 11:20-11:45 Experimental Evaluation of Active Antenna Integrating Reflective Type Push-Push Oscillator with Quarter-Wavelength open Stub Hirokazu Tokunaga, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ)
(103) 11:45-12:10 Conversion Efficiency Improvement of Balanced Up-Converter Integrated Active Antenna by LO Feedback AP2024-130 Shiryu Araki, Takayuki Tanaka, Ichihiko Toyoda (Saga Univ.)
  12:10-13:10 Break ( 60 min. )
Fri, Oct 18 PM  AP Tutorial Lecture (6F607)
Chair: Yuan Qiaowei (Tohoku Inst. of Tech.)
13:10 - 14:00
(104) 13:10-14:00 [Tutorial Lecture]
Wide-band measurement techniques for millimeter- and THz waves based on photonics AP2024-131
Shintaro Hisatake (Gifu Univ.)
  14:00-14:10 Break ( 10 min. )
Fri, Oct 18 PM  AP (6F607)
Chair: Keisuke Sato (Denki Kogyo)
14:10 - 15:25
(105) 14:10-14:35 Study of Antenna-Separated Beamforming using Multiple Base Station Multiport Antenna AP2024-132 Yuki Inoue, Keiya Uchida, Masashi Yamamoto (NTT DOCOMO)
(106) 14:35-15:00 Beamforming Performance Using E-MIMO Approach and Retro-Directive Arrays AP2024-133 Qiaowei Yuan, Jintai WU (TOHTECH)
(107) 15:00-15:25 Low Axial Ratio Wide-Angle Scanning Array Antenna with Low Dielectric Matching Layer AP2024-134 Takashi Uesaka, Hikaru Watanabe, Tai Tanaka, Toru Takahashi, Yoshio Inasawa (Mitsubishi Electric)

Announcement for Speakers
General TalkEach speech will have 20 minutes for presentation and 5 minutes for discussion.
Poster PresentationEach speech will have 110 minutes for presentation.
Tutorial LectureEach speech will have 50 minutes for presentation.
Special TalkEach speech will have 50 minutes for presentation.

Contact Address and Latest Schedule Information
AP Technical Committee on Antennas and Propagation (AP)   [Latest Schedule]
Contact Address Wataru Yamada (NTT)
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