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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 138  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SAT
(Joint)
2019-08-23
09:55
Aichi Nagoya University SAT2019-33  [more] SAT2019-33
pp.85-91
RCS, SAT
(Joint)
2019-08-23
11:00
Aichi Nagoya University [Encouragement Talk] PAPR Reduction Effect by Sub-Spectrum Rotation when Multiple Division in Direct Spectrum Division Transmission
Sumika Omata, Takatoshi Sugiyama (Kogakuin Univ.), Izumi Urata, Fumihiro Yamashita (NTT) SAT2019-35
 [more] SAT2019-35
pp.99-104
SANE, SAT
(Joint)
2019-02-13
10:00
Kagoshima Tanegashima Island A Study on PAPR Reduction by Sub-Spectrum Rotation in Direct Spectrum Division Transmission
Sumika Omata, Motoi Shirai, Takatoshi Sugiyama (Kogakuin Univ.), Izumi Urata, Fumihiro Yamashita (NTT) SAT2018-57
 [more] SAT2018-57
pp.1-6
SANE, SAT
(Joint)
2019-02-13
10:25
Kagoshima Tanegashima Island Calculated Distance Error Improvement Based on Average GPS Signal Power in Many Skyscrapers Environments
Toshinari Hayakawa, Norifumi Murai, Takatoshi Sugiyama (Kogakuin Univ.) SAT2018-58
 [more] SAT2018-58
pp.7-12
SAT, RCS
(Joint)
2018-08-10
09:00
Iwate Iwate University Bit Error Rate Improvement by Using MLD in Spectrum Suppressed Transmission
Motoi Shirai, Sumika Omata, Takatoshi Sugiyama (Kogakuin Univ.) SAT2018-39
Spectrum suppressed transmission that increases the frequency utilization efficiency (throughput / required bandwidth) b... [more] SAT2018-39
pp.55-60
SAT, RCS
(Joint)
2018-08-10
09:25
Iwate Iwate University Line of Sight Rate in Relay Type GPS Using Mobile Terminals
Norifumi Murai, Toshinari Hayakawa, Takatoshi Sugiyama (Kogakuin Univ.) SAT2018-40
In recent years, GPS has been widely used as a position calculation system using satellites. However, in urban areas, so... [more] SAT2018-40
pp.61-66
SAT, RCS
(Joint)
2018-08-10
09:50
Iwate Iwate University Calculated Distance Error Improvement Based on GPS Received Signal Power in Many Skyscrapers Environments
Hayakawa Toshinari, Norihumi Murai, Takatoshi Sugiyama (Kogakuin Univ.) SAT2018-41
In recent years, positioning using GPS (Global Positioning System) has been widely used and introduced in various system... [more] SAT2018-41
pp.67-72
SAT, WBS
(Joint)
2018-05-24
15:30
Kagoshima Kagoshima University A Study on PAPR Reduction by using clipping in Direct Spectrum Division Transmission
Sumika Omata, Motoi Shirai, Takatoshi Sugiyama (Kogakuin Univ.) SAT2018-4
 [more] SAT2018-4
pp.15-20
SAT, SANE
(Joint)
2018-02-22
12:55
Yamaguchi The Yamaguchi Chamber of Commerce and Industry Position Calculation Accuracy Improvement of Relay Type GPS Using Elevation Mask
Norifumi Murai, Takatoshi Sugiyama (Kogakuin Univ.) SAT2017-60
 [more] SAT2017-60
pp.25-30
RCS 2017-06-21
13:00
Okinawa Ishigaki Shoukou Kaikan PAPR Characteristics Variation of Spectrum Suppressed Transmission Due to Different Suppression Filters' Frequency Responses
Motoi Shirai, Takatoshi Sugiyama (Kogakuin Univ.) RCS2017-50
 [more] RCS2017-50
pp.1-6
SANE, SAT
(Joint)
2017-02-23
15:05
Chiba Katsuura Hotel Mikazuki PAPR Characteristics of Spectrum Suppressed Transmission for Single Carrier Modulation
Motoi Shirai, Takatoshi Sugiyama (Kogakuin Univ), Katsuya Nakahira (NTT) SAT2016-67
Spectrum suppression transmission to increase frequency utilization efficiency by suppressing required bandwidth has bee... [more] SAT2016-67
pp.35-40
SR 2015-05-28
15:15
Hyogo Akashi-Sangyou-Koryu-Center Rario Environment Statistical Recognition Based on State Transition Model with Considering of Intersystem Interference in Spectrum Sharing Scenarios
Hirofumi Sasaki, Takayuki Yamada, Jun Mashino, Takatoshi Sugiyama (NTT) SR2015-6
In heterogeneous wireless networks with spectrum sharing, radio wave collisions often occur randomly by not only intra-s... [more] SR2015-6
pp.31-38
WBS, SAT
(Joint)
2015-05-29
13:00
Tokyo Tokyo City Univ. (Setagaya Campus) Field Trials on Dynamic Spectrum Control SATCOM System -- Direct Spectrum Division Transmission --
Jun-ichi Abe, Kouhei Suzaki, Ryo Miyatake, Jun Mashino, Katsuya Nakahira, Takatoshi Sugiyama (NTT) SAT2015-8
 [more] SAT2015-8
pp.43-48
WBS, SAT
(Joint)
2015-05-29
13:25
Tokyo Tokyo City Univ. (Setagaya Campus) Field Trials on Spectrum Control SATCOM System -- Spectrum Suppressed Transmission --
Jun Mashino, Jun-ichi Abe, Katsuya Nakahira, Takatoshi Sugiyama (NTT) SAT2015-9
We have proposed the spectrum control satellite communication system based on an existence communication satellite that ... [more] SAT2015-9
pp.49-54
WBS, SAT
(Joint)
2015-05-29
13:50
Tokyo Tokyo City Univ. (Setagaya Campus) Field Trials on Spectrum Control SATCOM System -- Channel Assignment Technology --
Katsuya Nakahira, Hisayoshi Kano, Jun-ichi Abe, Jun Mashino, Takatoshi Sugiyama (NTT), Masanori Yofune, Kazuto Yano, Julian Webber (ATR) SAT2015-10
 [more] SAT2015-10
pp.55-60
RCS, SR, SRW
(Joint)
2015-03-04
13:35
Tokyo Tokyo Institute of Technology Performance evaluation of SSB-DFTs-OFDM using multi-level BPSK through non-linear amplifier
Shigeki Nihei, Hirokazu Fusayasu, Masahiro Umehira (Ibaraki Univ.), Jun Mashino, Jun-ichi Abe, Takatoshi Sugiyama (NTT) RCS2014-327
SSB (Single Side Band) transmission of digital modulation signals can reduce the bandwidth of DSB (Double Side Band) dig... [more] RCS2014-327
pp.153-158
RCS, SR, SRW
(Joint)
2015-03-05
09:55
Tokyo Tokyo Institute of Technology Novel Coexistence Scheme between WLAN and RoF-based WLAN
Kaito Funabiki, Takayuki Nishio, Masahiro Morikura, Koji Yamamoto (Kyoto Univ.), Daisuke Murayama, Takatoshi Sugiyama (NTT) SRW2014-50
To facilitate management of a wireless local area network (WLAN) system, the WLAN system with radio-over-fiber (RoF) is ... [more] SRW2014-50
pp.19-24
RCS, SR, SRW
(Joint)
2015-03-05
10:20
Tokyo Tokyo Institute of Technology Proposal of coexistence scheme for wireless LAN and multiple wireless PANs
Fumihiro Inoue, Takayuki Nishio, Masahiro Morikura, Koji Yamamoto (Kyoto Univ.), Daisuke Murayama, Takatoshi Sugiyama (NTT) SRW2014-51
To operate IEEE 802.11g based wireless LANs (WLANs) and IEEE 802.15.4 based wireless personal area networks (WPANs) in t... [more] SRW2014-51
pp.25-30
AP 2015-02-20
14:55
Hyogo Chusho-kigyou center at Amagasaki-City [Invited Lecture] Path Loss Characteristics of Microwave to Millimeter Wave Bands in Street Microcell Device-to-Device Environment
Motoharu Sasaki, Minoru Inomata, Wataru Yamada, Takatoshi Sugiyama, Masato Mizoguchi (NTT), Koshiro Kitao, Tetsuro Imai (NTT Docomo) AP2014-208
 [more] AP2014-208
pp.119-123
SANE, SAT
(Joint)
2015-02-18
14:45
Okinawa Okinawaken Shichoson Jichikaikan Resource Transfer SATCOM Channel Assignment Method using Spectrum Division and Suppression Transmission
Katsuya Nakahira, Jun-ichi Abe, Jun Mashino, Takatoshi Sugiyama (NTT) SAT2014-56
 [more] SAT2014-56
pp.31-36
 Results 1 - 20 of 138  /  [Next]  
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