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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 165  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2024-05-17
11:55
Okinawa Okinawa Industry Support Center
(Primary: On-site, Secondary: Online)
International Activities in the Technical Committee on Antennas and Propagation
Kunio Sakakibara (NITech), Takeshi Fukusako (KU), Toru Takahashi (Mitsubishi Electric)
 [more]
AP 2023-12-14
13:30
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Performance Improvement of TOF and DOA Estimation in UWB Wireless System Using 2D-FOCUSS with Beamspace Processing
Kento Kataoka (Tokai Rika), Nobuyoshi Kikuma (NIT), Yoshiki Oishi, Tatsuya Koike, Kenichi Koga (Tokai Rika), Kunio Sakakibara, Yoshiki Sugimoto (NIT) AP2023-155
The PN correlation method can estimate TOF (Time of Flight) with high accuracy in the UWB wireless system. Moreover, it ... [more] AP2023-155
pp.1-6
AP, RCS
(Joint)
2023-11-16
10:35
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
[Invited Lecture] A 2D Beam-Steerable 252-285-GHz 25.8-Gbit/s CMOS Receiver Module
Takeshi Yoshida (Hiroshima Univ.), Shinsuke Hara, Tatsuo Hagino, Mohamed Mubarak, Akifumi Kasamatsu (NICT), Kyoya Takano (Tokyo Univ. of Science), Yoshiki Sugimoto, Kunio Sakakibara (Nagoya Inst. of Tech.), Shuhei Amakawa, Minoru Fujishima (Hiroshima Univ.) AP2023-142 RCS2023-165
Recently, there have been many reports on sub-THz transmitters (TX) and receivers (RX) for high-speed wireless communica... [more] AP2023-142 RCS2023-165
p.66(AP), p.70(RCS)
AP, RCS
(Joint)
2023-11-17
13:25
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
[Invited Lecture] Antenna Integrated Techniques and Problems in Sub-THz Band
Kunio Sakakibara, Yoshiki Sugimoto, Rohani Bakar, Takanori Narita, Motoko Sakamoto, Bazilah Baharom, Chatchai Chockchai, Shumpei Kishi, Takuya Sugiyama, Takeyuki Tsuchida, Azuki Iwamoto, Atsuya Yamazaki, Taisuke Uemura, Nobuyoshi Kikuma (NITech) AP2023-151 RCS2023-174
We are in the development of sub-terahertz antennas in 300 GHz band. Technical problems in this frequency band are picke... [more] AP2023-151 RCS2023-174
pp.110-115(AP), pp.113-118(RCS)
AP 2023-10-19
10:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] High Crossover Level Design of a 300 GHz Band Multi-beam Spherical Homogeneous Dielectric Lens Antenna
Takeyuki Tsuchida, Yoshiki Sugimoto, Kunio Sakakibara, Nobuyoshi Kikuma (NITech) AP2023-93
Dielectric lens antennas are suited for use as antennas in 300 GHz band because they can easily achieve high gain with l... [more] AP2023-93
pp.27-31
AP 2023-10-19
13:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Gain Improvement by One-dimensional Anti-reflection Structure on Low-profile Multi-beam High-permittivity Lens Antenna at 300GHz Band
Takuya Sugiyama, Yoshiki Sugimoto, Kunio Sakakibara, Nobuyoshi Kikuma (NITech) AP2023-117
Dielectric lens antennas are suited for use as antennas in 300 GHz band because these can easily achieve high directivit... [more] AP2023-117
pp.108-112
AP 2023-10-20
14:45
Iwate Iwate University
(Primary: On-site, Secondary: Online)
On Improving DOA Estimation Performance of VESPA by Using Multiple Guiding Sensor Pairs
Nobuyoshi Kikuma, Kenta Noda, Kunio Sakakibara, Yoshiki Sugimoto (NITech) AP2023-126
Virtual ESPRIT Algorithm (VESPA) is a method for estimating the directions of arrival (DOA) using higher-order statistic... [more] AP2023-126
pp.147-152
AP 2023-10-20
15:45
Iwate Iwate University
(Primary: On-site, Secondary: Online)
TOF and DOA Estimation from Signal Source in Multipath Environments of UWB Wireless System Using 2D-FOCUSS with Beamspace Processing
Kento Kataoka (Tokai Rika), Nobuyoshi Kikuma (NIT), Yoshiki Oishi, Tatsuya Koike, Kenichi Koga (Tokai Rika), Kunio Sakakibara, Yoshiki Sugimoto (NIT) AP2023-128
The PN correlation method can estimate TOF (Time of Flight) with high accuracy in the UWB wireless system. Moreover, it ... [more] AP2023-128
pp.158-163
MIKA
(3rd)
2023-10-10
15:35
Okinawa Okinawa Jichikaikan
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Consideration of Data Smoothing and Weight Orthogonalization in Blind Signal Separation Using Kurtosis Maximization Algorithm
Shogo Osakabe, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
With the recent rapid evolution in wireless communications, the demand for high-quality, low-latency transmission and th... [more]
MIKA
(3rd)
2023-10-11
14:30
Okinawa Okinawa Jichikaikan
(Primary: On-site, Secondary: Online)
[Poster Presentation] DOA Estimation of Desired Waves Using MUSIC Algorithm with Multiple Cyclic Correlations
Yasuhiro Teshima, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
With the development of wireless communications, it is essential to understand the detailed structure of radio propagati... [more]
MIKA
(3rd)
2023-10-11
14:30
Okinawa Okinawa Jichikaikan
(Primary: On-site, Secondary: Online)
[Poster Presentation] Near-field Radio Source Localization Using Blind Array Calibration for Thinned Circular Array.
Akihiro Kakimi, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
This study discusses near-field radio source localization using the MUSIC algorithm with a circular array, for example, ... [more]
AP 2023-09-01
11:25
Tokyo KOZO KEIKAKU ENGINEERING Inc.
(Primary: On-site, Secondary: Online)
Reports of Attending IEEE AP-S/URSI 2023 and Organizing Special Session
Kunio Sakakibara (NITech), Takuji Arima (TUAT), Yoshiki Sugimoto, Shumpei Kishi (NITech) AP2023-75
The authors participated in the international conference IEEE AP-S/URSI 2023 and organized a special session. Since the ... [more] AP2023-75
pp.49-54
SRW, MICT, WBS 2023-07-21
14:50
Niigata Niigata Univ. TOKIMATE
(Primary: On-site, Secondary: Online)
[Invited Talk] Beam-scanning Antennas and Integrated Techniques in Sub-THz Wave Band
Kunio Sakakibara, Yoshiki Sugimoto, Rohani Bakar, Jihoon Kim, Motoko Sakamoto, Takanori Narita, Bazilah Baharom, Chatchai Chockchai, Shumpei Kishi, Takuya Sugiyama, Takeyuki Tsuchida, Azuki Iwamoto, Atsuya Yamazaki, Maho Tomiyama, Nobuyoshi Kikuma (NITech) WBS2023-27 SRW2023-25 MICT2023-24
The 300 GHz band is being considered for large-capacity wireless communication and future mobile communication systems. ... [more] WBS2023-27 SRW2023-25 MICT2023-24
pp.72-77
AP
(2nd)
2023-06-01
14:20
Nagano Nagano Prefecture Minamimaki Village Office, Central Public Hall Low-profile Design of Mechanical/Electrical Hybrid 2-dimensional Beam Scanning Cylindrical High-permittivity Lens Antenna with Surface Matching Structure
Yoshiki Sugimoto (NITech), Tuan Hung Nguyen (Le Quy Don Technical Univ.), Takanori Narita, Kunio Sakakibara, Nobuyoshi Kikuma (NITech)
Dielectric lens antennas are one of the suitable candidates for 300 GHz frequency band wireless communication antennas. ... [more]
AP 2023-02-17
09:55
Miyagi Tohoku University, Aobayama Campus
(Primary: On-site, Secondary: Online)
Performance Analysis of R-MFOCUSS Algorithm for Target-Direction Estimation in Bistatic MIMO Radar with Matched Filters
Motoya Ichikawa, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech) AP2022-221
 [more] AP2022-221
pp.133-138
MIKA
(3rd)
2022-10-14
10:40
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] Performance Improvement of TOA Estimation for Multipath Waves Using Compressed Sensing in PN Correlation Method
Shotaro Sakakibara, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
In recent years, location information of mobile terminals has become necessary to improve security in wireless communica... [more]
MIKA
(3rd)
2022-10-14
10:40
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] Performance Analysis of Regularized FOCUSS Algorithm in Joint DOD and DOA Estimation Using Bistatic MIMO Radar
Motoya Ichikawa, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
Joint DOD (Direction of Departure) and DOA (Direction of Arrival) for targets using bistatic MIMO radar have been recent... [more]
MIKA
(3rd)
2022-10-14
10:40
Niigata Niigata Citizens Plaza
(Primary: On-site, Secondary: Online)
[Poster Presentation] Localization of Radio Sources Using Near-field SAGE-DOA-Marix Method in Distributed Array Antennas
Yuta Tanaka, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
Radio waves with shorter wavelengths, such as millimeter and sub-terahertz bands, have been used in wireless communicati... [more]
AP, SANE, SAT
(Joint)
2022-07-27
15:05
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
TOF and DOA Estimation Using PN Correlation Method with 2D-FOCUSS in UWB Wireless System -- Improvement of Signal Source Position Estimation Performance in Multipath Environment --
Kento Kataoka (Tokai Rika), Nobuyoshi Kikuma (NIT), Yoshiki Oishi, Tatsuya Koike, Kenichi Koga (Tokai Rika), Kunio Sakakibara, Yoshiki Sugimoto (NIT) AP2022-42
The PN correlation method can estimate TOF (Time of Flight) with high accuracy in the UWB wireless system and can estima... [more] AP2022-42
pp.44-49
AP 2022-05-20
09:55
Hyogo Kobe Port Oasis
(Primary: On-site, Secondary: Online)
Constant and graded cross-section double-convex mechanical sliding cylindrical lens antennas -- wide scan lens optimization --
Derek Gray (none), Kunio Sakakibara (Nitech) AP2022-22
 [more] AP2022-22
pp.63-68
 Results 1 - 20 of 165  /  [Next]  
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