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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 58  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SIP 2014-01-24
09:20
Fukuoka Kyushu Univ. Comparative Study of OFDMA and SC-FDMA Using Turbo SIC for MIMO SDM with 8 Transmit/Receive Antennas
Chihiro Mori (Tokyo City Univ.), Teruo Kawamura, Hidekazu Taoka (NTT DOCOMO), Mamoru Sawahashi (Tokyo City Univ.) SIP2013-111 RCS2013-281
This paper presents comparative study of orthogonal frequency division multiple access (OFDMA) and single-carrier (SC)-F... [more] SIP2013-111 RCS2013-281
pp.151-156
RCS, NS
(Joint)
2013-12-18
17:10
Kagawa Sunport Hall Takamatsu Comparative Study of SC-FDMA and OFDMA Using Turbo SIC Considering Soft-Symbol Estimate for MIMO SDM
Chihiro Mori (Tokyo City Univ.), Teruo Kawamura, Hidekazu Taoka (NTT DOCOMO), Mamoru Sawahashi (Tokyo City Univ.) RCS2013-218
This paper presents comparative study of orthogonal frequency division multiple access (OFDMA) and single-carrier (SC)-F... [more] RCS2013-218
pp.71-76
RCS 2013-06-20
16:40
Hokkaido Hokkaido Univ. Throughput Performance of Joint MCS Selection Using Turbo SIC Signal Detection for OFDM-MIMO Multiplexing
Bing Han (Tokyo City Univ.), Teppei Ebihara (Ericsson Japan K.K), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2013-56
This paper presents throughput performances of joint modulation and coding scheme (MCS) selection using turbo soft inter... [more] RCS2013-56
pp.115-120
RCS, SR, SRW
(Joint)
2013-02-27
14:00
Tokyo Waseda Univ. Performance Evaluation of Codebook Based Transmit Diversity Using Adaptive Antenna Selection for DFT-Precoded OFDMA
Hideyuki Numata (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2012-318
This paper investigates the average block error rate (BLER) performance of codebook based transmit diversity using adapt... [more] RCS2012-318
pp.207-212
SIP, RCS 2013-02-01
10:15
Hiroshima Viewport-Kure-Hotel (Kure) BLER Performance of STBC Using Adaptive Antenna Selection for DFT-Precoded OFDMA
Hideyuki Numata (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) SIP2012-115 RCS2012-272
This paper investigates the average block error rate (BLER) performance of space-time block code (STBC) using adaptive a... [more] SIP2012-115 RCS2012-272
pp.201-206
SR, AN, USN, RCS
(Joint)
2012-10-19
11:40
Fukuoka Fukuoka univ. Comparative Study of Open-Loop Transmit Diversity Schemes with Four Antennas Using Selection Transmit Diversity for DFT-Precoded OFDMA
Naoya Nakayama (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2012-150
This paper investigates average block error rate (BLER) performance of open-loop (OL) transmit diversity schemes using s... [more] RCS2012-150
pp.143-148
SAT, RCS
(Joint)
2012-08-30
10:40
Kochi Kochi City Cultura-Plaza CUL-PORT Indoor Experiments on Throughput for Closed-Loop 2-by-2 SU-MIMO considering Antenna Configurations in LTE-Advanced Uplink
Shinpei Yasukawa, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro labs.), Hidehiro Andoh (NTT DOCOMO) RCS2012-99
This paper clarifies the influence of the antenna configuration on the achievable throughput in a real indoor propagatio... [more] RCS2012-99
pp.19-24
SAT, RCS
(Joint)
2012-08-31
10:40
Kochi Kochi City Cultura-Plaza CUL-PORT Comparative Study of Open-Loop Transmit Diversity Schemes with FourAntennas in DFT-Precoded OFDMA Using Turbo FDE and Iterative Channel Estimation
Lianjun Deng (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs), Mamoru Sawahashi (Tokyo City Univ.) RCS2012-115
This paper presents comprehensive comparisons on the block error rate (BLER) performance of open-loop (OL) transmit dive... [more] RCS2012-115
pp.115-120
RCS, NS, USN
(Joint)
2012-07-19
13:20
Iwate Iwate Univ. Experimental Evaluations on User Pair Selection for 4-by-2 MU-MIMO Using AMC with Outer-Loop Threshold Control in LTE-Advanced Downlink
Keisuke Saito, Yuichi Kakishima, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Labs.), Hidehiro Andoh (NTT DOCOMO) RCS2012-79
This paper presents laboratory experimental results on user pair selection for 4-by-2 multi-user (MU)-MIMO employing min... [more] RCS2012-79
pp.25-30
RCS 2012-06-21
16:10
Hokkaido Hakodate City Central Library Indoor Experiments on 4-by-2 MU-MIMO Considering Various Antenna Arrangements of Base Station in LTE-Advanced Downlink
Yuichi Kakishima, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Labs.), Hidehiro Andoh (NTT DOCOMO) RCS2012-56
This paper presents indoor experimental results that consider a real propagation environment for 4-by-2 multi-user (MU)-... [more] RCS2012-56
pp.79-84
RCS 2012-06-22
10:00
Hokkaido Hakodate City Central Library Investigation on Frequency Diversity Effects for Various Transmission Schemes Using Frequency Domain Equalizer in DFT-Precoded OFDMA
Lianjun Deng (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2012-59
This paper presents frequency diversity effects of localized transmission, clustered transmission, and intra-subframe fr... [more] RCS2012-59
pp.93-98
SR, RCS, SRW
(Joint)
2012-03-07
13:25
Kanagawa YRP Effects of Open-loop Transmit Diversity Schemes with Four Antennas for Control Signals Using Cyclic-Shift CDMA
Yuichiro Hikosaka (Tokyo City Univ), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ) RCS2011-324
This paper investigates the effects of open-loop transmit diversity schemes with four antennas for low-rate control sign... [more] RCS2011-324
pp.49-54
SR, RCS, SRW
(Joint)
2012-03-08
10:50
Kanagawa YRP Experimental Evaluation on 4-by-2 MU-MIMO Achieving 1 Gbps Throughput Considering CSI Feedback Quantization in LTE-Advanced Downlink
Yuichi Kakishima, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Lab), Hidehiro Andoh (NTT DOCOMO) RCS2011-341
 [more] RCS2011-341
pp.151-156
RCS, SIP 2012-01-26
14:40
Fukuoka Fukuoka Univ. Field Experiments on Throughput for Closed-Loop 2-by-2 SU-MIMO using Cross-Polarized Antenna in LTE-Advanced Uplink
Shinpei Yasukawa, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Lab. Europe), Hidehiro Andoh (NTT DOCOMO) SIP2011-89 RCS2011-278
 [more] SIP2011-89 RCS2011-278
pp.67-72
NS, RCS
(Joint)
2011-12-16
12:50
Yamaguchi Yamaguchi University CDM Based Reference Signal Structure Using Oversampling for OFDM Downlink
Masahiro Tabata (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2011-255
This paper proposes code division multiplexing (CDM) based reference signal (RS) multiplexing using oversampling for ort... [more] RCS2011-255
pp.135-140
NS, RCS
(Joint)
2011-12-16
13:40
Yamaguchi Yamaguchi University Iterative Decision-Feedback Channel Estimation for Turbo SIC in DFT-Precoded OFDMA Using QO-STBC
Lianjun Deng (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs..), Mamoru Sawahashi (Tokyo City Univ.) RCS2011-257
This paper proposes using iterative decision-feedback channel estimation (IDFCE) in a turbo soft interference canceller ... [more] RCS2011-257
pp.147-152
NS, RCS
(Joint)
2011-12-16
14:05
Yamaguchi Yamaguchi University Performance of Space Orthogonal Resource Transmit Diversity for Delay Spreads in PUCCH Using Cyclic Shift CDMA
Yuichiro Hikosaka (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Europe Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2011-258
This paper investigates the block error rate (BLER) performance of space orthogonal-resource transmit diversity (SORTD) ... [more] RCS2011-258
pp.153-158
AP, RCS
(Joint)
2011-11-17
14:45
Aichi Nagoya Congress Center [Requested Talk] Experimental Evaluations for Radio Access Technologies in LTE-Advanced
Teruo Kawamura, Yuichi Kakishima, Shinpei Yasukawa, Keisuke Saito, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Communications Labs. Europe), Hidehiro Andoh (NTT DOCOMO) AP2011-110 RCS2011-214
In Long-Term Evolution (LTE)-Advanced, which is specified as LTE Release 10 and beyond in 3rd Generation Partnership Pro... [more] AP2011-110 RCS2011-214
pp.119-124(AP), pp.149-154(RCS)
RCS, AN, SR, USN
(Joint)
2011-10-28
14:05
Tokyo Sophia Univ. Investigations on Gains of Transmit and Receiver Diversities for Uplink DFT-Precoded OFDMA
Lianjun Deng (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Labs.), Mamoru Sawahashi (Tokyo City Univ.) RCS2011-182
Transmit diversity associated with receiver diversity is very effective in improving bit error rate or block error rate ... [more] RCS2011-182
pp.249-254
RCS, AN, SR, USN
(Joint)
2011-10-28
16:05
Tokyo Sophia Univ. Investigation on Interference Rejection Combining Receiver in Asynchronous Network for LTE-Advanced Downlink
Yusuke Ohwatari, Nobuhiko Miki, Tetsushi Abe (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Lab) RCS2011-186
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] RCS2011-186
pp.273-278
 Results 1 - 20 of 58  /  [Next]  
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