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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2019-06-19 09:40 |
Okinawa | Miyakojima Hirara Port Terminal Building | BLER Performance of OFDM with Faster-than-Nyquist Using TDM Based RS Multiplexing Tsubasa Shobudani, Mitsutaka Anan, Mamoru Sawahashi (Tokyo City Univ.), Yoshihisa Kishiyama (NTT DOCOMO)  RCS2019-38 |
This paper presents the average block error rate (BLER) performance using time division multiplexing (TDM) based referen... [more] | RCS2019-38 pp.7-12 |
| RCS, IN, NV (Joint) |
2019-05-16 09:20 |
Kanagawa | Keio University | Performance of FDE Using Cyclic-Shifted CDM Based Pilot Signal Multiplexing for Single-Carrier LOS-MIMO Kana Aono, Bin Zheng, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC) RCS2019-20 |
[more] | RCS2019-20 pp.1-6 |
| RCS, SIP, IT | 2019-01-31 10:40 |
Osaka | Osaka University | Physical Cell ID Detection Probability with Frequency Offset Estimation and Compensation Using Synchronization Signals for NR Radio Interface Kyogo Ota, Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) IT2018-39 SIP2018-69 RCS2018-246 |
This paper presents physical-layer cell identity (PCID) detection probability using frequency offset estimation and comp... [more] | IT2018-39 SIP2018-69 RCS2018-246 pp.25-30 |
| RCS | 2018-10-18 09:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Control Channel Multiplexing Scheme Using Synchronized Cyclic-Shifted Zadoff-Chu Sequences for Full Duplex Mamoru Sawahashi, Hiroki Yamada, Aya Shimura (Tokyo City Univ.), Yoshihisa Kishiyama (NTT DOCOMO) RCS2018-150 |
[more] | RCS2018-150 pp.1-6 |
| RCS | 2018-10-18 09:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface Kyogo Ohta, Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2018-151 |
This paper presents physical-layer cell identity (PCID) detection probability using precoding vector switching (PVS) tra... [more] | RCS2018-151 pp.7-12 |
| RCS | 2018-10-18 10:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | BLER Performance of Windowed-OFDM Using Faster-than-Nyquist Signaling Mitsutaka Anan, Mamoru Sawahashi (Tokyo City Univ.), Yoshihisa Kishiyama (NTT DOCOMO) RCS2018-155 |
This paper presents the average block error rate (BLER) performance of windowed - orthogonal frequency division multiple... [more] | RCS2018-155 pp.31-36 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-12 09:55 |
Hokkaido | Hakodate Arena | Physical Channel Multiplexing Using Symbol Repetition in Every Subframe for Full Duplex Mamoru Sawahashi, Hiroki Yamada (Tokyo City Univ.), Yoshihisa Kishiyama (NTT DOCOMO) RCS2018-92 |
[more] | RCS2018-92 pp.75-80 |
| RCS | 2018-06-22 10:20 |
Nagasaki | Nagasaki University | PAPR Performance of High-Order Circular QAM Constellation With Phase Noise Robustness Miyu Nakabayashi, Bin Zheng, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC) RCS2018-68 |
We recently proposed high-order circular quadrature amplitude modulation (QAM) constellation using partial low-density p... [more] | RCS2018-68 pp.195-200 |
| RCS | 2018-06-22 11:30 |
Nagasaki | Nagasaki University | Detection Probability of Narrowband Random Access Channel Using Intra-preamble Frequency Hopping for IoT Radio Access Kota Mori, Mamoru Sawahashi (Tokyo City Univ.) RCS2018-74 |
This paper proposes intra-preamble frequency hopping (FH) for narrowband random access channel (RACH) aiming at improvin... [more] | RCS2018-74 pp.231-236 |
| RCS, SR, SRW (Joint) |
2018-03-02 13:50 |
Kanagawa | YRP | Physical Cell ID Detection Time Performance Using NPSS and NSSS for NB-IoT Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Yoshihisa Kishiyama (NTT DOCOMO) RCS2017-396 |
This paper presents physical cell ID (PCID) detection time performance using narrowband primary synchronization signal (... [more] | RCS2017-396 pp.429-434 |
| SIP, IT, RCS | 2018-01-22 13:05 |
Kagawa | Sunport Hall Takamatsu | Physical Cell ID Detection Performance Applying Frequency Hopping Reception to NPSS and NSSS for NB-IoT Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Yoshihisa Kishiyama (NTT DOCOMO) IT2017-63 SIP2017-71 RCS2017-277 |
This paper proposes frequency hopping (FH) reception for narrowband primary synchronization signal (NPSS) and narrowband... [more] | IT2017-63 SIP2017-71 RCS2017-277 pp.49-54 |
| SIP, IT, RCS | 2018-01-22 13:30 |
Kagawa | Sunport Hall Takamatsu | Design Method of High-Order Circular QAM Constellation with Robustness for Phase Noise and Its BER Performance Bin Zheng, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC) IT2017-64 SIP2017-72 RCS2017-278 |
This paper proposes a design method for high-order circular QAM constellation which is robust for time-varying phase noi... [more] | IT2017-64 SIP2017-72 RCS2017-278 pp.55-60 |
| RCS, SAT (Joint) |
2017-08-18 13:00 |
Niigata | Niigata Univ. | Effects of Time and Space Diversity on Physical Cell ID Detection for NB-IoT Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Yoshihisa Kishiyama (NTT DOCOMO) RCS2017-164 |
This paper presents the comprehensive effects of time and space diversity including precoding vector switching (PVS) tra... [more] | RCS2017-164 pp.111-116 |
| RCS | 2017-06-23 10:20 |
Okinawa | Ishigaki Shoukou Kaikan | Effect of Quantization Noise of Iterative Digital Self-Interference Canceller for OFDM Using Full Duplex Hiroki Yamada, Takahiro Ohtomo, Mamoru Sawahashi (Tokyo City Univ.), Keisuke Saito (NTT DOCOMO) RCS2017-82 |
This paper investigates the effect of quantization noise which is caused by the number of quantization bits of analod-to... [more] | RCS2017-82 pp.191-196 |
| RCS | 2017-06-23 14:45 |
Okinawa | Ishigaki Shoukou Kaikan | Initial Cell Search Method with MLD Based Frequency Offset Estimation in LTE Heterogeneous Networks Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Yoshihisa Kishiyama (NTT DOCOMO) RCS2017-89 |
This paper proposes a fast cell search method using maximum likelihood detection (MLD) based frequency offset estimation... [more] | RCS2017-89 pp.233-238 |
| RCS, IN, NV (Joint) |
2017-05-11 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Performance of Iterative Digital Self-interference Canceller for Full Duplex Takahiro Ohtomo, Hiroki Yamada, Mamoru Sawahashi (Tokyo City Univ.), Keisuke Saito (NTT DOCOMO) RCS2017-36 |
In full duplex (FD) which improves frequency efficiency, self-interference (SI) from a transmitter is suppressed by ante... [more] | RCS2017-36 pp.35-40 |
| RCS, IN, NV (Joint) |
2017-05-11 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Throughput Performance of Adaptive Selection Method of MCS Selection Table Based on Fading Correlation for OFDM-MIMO Multiplexing Sota Harashina, Yasuhiro Kuge, Mamoru Sawahashi (Tokyo City Univ.), Keisuke Saito (NTT DOCOMO) RCS2017-37 |
This paper proposes an adaptive selection method of the best modulation and coding scheme (MCS) selection table based on... [more] | RCS2017-37 pp.41-46 |
| RCS, IN, NV (Joint) |
2017-05-11 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Cell ID Detection Probability of Frequency Domain PVS Transmit Diversity for Frequency Offset for NB-IoT Radio Interface Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Yoshihisa Kishiyama (NTT DOCOMO) RCS2017-38 |
This paper proposes a frequency offset estimation and compensation method for narrowband synchronization signals using f... [more] | RCS2017-38 pp.47-52 |
| RCS, SR, SRW (Joint) |
2017-03-03 17:25 |
Tokyo | Tokyo Institute of Technology | BER Performance of Pilot Symbol Assisted and PLL Phase Noise Estimation Methods for High-Order Circular QAM Bin Zheng, Lianjun Deng, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC) RCS2016-336 |
This paper presents bit error rate (BER) performance of Circular Quadrature Amplitude Modulation (QAM) constellation whi... [more] | RCS2016-336 pp.265-270 |
| IT, SIP, RCS | 2017-01-19 13:05 |
Osaka | Osaka City Univ. | Cell ID Detection Probabilities Using Frequency Domain PVS Transmit Diversity for NB-IoT Radio Interface Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Yoshihisa Kishiyama (NTT DOCOMO) IT2016-56 SIP2016-94 RCS2016-246 |
This paper proposes frequency domain precoding vector switching (PVS) transmit diversity for narrowband synchronization ... [more] | IT2016-56 SIP2016-94 RCS2016-246 pp.57-62 |
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