Presentation 2021-09-10
Multipath Cluster Characteristics in Outdoor Open Square Access Environments at 60 GHz
Minseok Kim, Keiichiro Kumakura, Shuaiqin Tang, Hibiki Tsukada,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper presented channel sounding measurement results obtained in outdoor open square environments at 60 GHz using a millimeter-wave (mm-wave) double-directional (D-D) channel sounding system. Here, by using phased array beamforming transceivers a fast D-D channel acquisition in 180- and 360-degree azimuth range was achieved by configuring a 2 x 4 multiple-input-multiple-output (MIMO) time division-multiplexing (TDM) scheme that enables simultaneous use of two and four antenna arrays covering +- 45 degrees at the transmitter and receiver, respectively. The half-power beam widths in the azimuth and elevation planes are 6 and 45 degrees, respectively. Using the post-processing including multipath components (MPCs) extraction and clustering method, some observation on the multipath clusters obtained in these measurements was described and statistical characteristics of large- and small-scale parameters were presented.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) milli-meter wave / channel sounder / phased array / cluster / large-scale parameter / small-scale parameter / parameter estimation / channel model
Paper # AP2021-61
Date of Issue 2021-09-02 (AP)

Conference Information
Committee MW / AP
Conference Date 2021/9/9(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Online
Topics (in Japanese) (See Japanese page)
Topics (in English) Microwave, Millimeter wave
Chair Noriharu Suematsu(Tohoku Univ.) / Hiroshi Yamada(Niigata Univ.)
Vice Chair Tadashi Kawai(Univ. of Hyogo) / Kensuke Okubo(Okayama Prefectural Univ.) / Hideyuki Nakamizo(Mitsubishi Electric) / Mitoshi Fujimoto(Fukui Univ)
Secretary Tadashi Kawai(Saitama Univ.) / Kensuke Okubo(Toshiba) / Hideyuki Nakamizo(NTT DOCOMO) / Mitoshi Fujimoto(National Defense Academy)
Assistant Naoki Hasegawa(Softbank) / Kosuke Katayama(Waseda Univ.) / Dr. Kim(Niigata Univ.)

Paper Information
Registration To Technical Committee on Microwaves / Technical Committee on Antennas and Propagation
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Multipath Cluster Characteristics in Outdoor Open Square Access Environments at 60 GHz
Sub Title (in English)
Keyword(1) milli-meter wave
Keyword(2) channel sounder
Keyword(3) phased array
Keyword(4) cluster
Keyword(5) large-scale parameter
Keyword(6) small-scale parameter
Keyword(7) parameter estimation
Keyword(8) channel model
1st Author's Name Minseok Kim
1st Author's Affiliation Niigata University(Niigata Univ.)
2nd Author's Name Keiichiro Kumakura
2nd Author's Affiliation Niigata University(Niigata Univ.)
3rd Author's Name Shuaiqin Tang
3rd Author's Affiliation Niigata University(Niigata Univ.)
4th Author's Name Hibiki Tsukada
4th Author's Affiliation Niigata University(Niigata Univ.)
Date 2021-09-10
Paper # AP2021-61
Volume (vol) vol.121
Number (no) AP-168
Page pp.pp.23-28(AP),
#Pages 6
Date of Issue 2021-09-02 (AP)