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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, RCS (Joint) |
2007-07-20 10:30 |
Hokkaido | Kitami Institute of Tech. | Reversed Time Slot Configuration in TDD-CDMA Overlay Systems for Enhanced Downlink Throughput Taketo Ijiri (Keio Univ.), Riaz Esmailzadeh (Carnegie-Mellon Univ.), Masao Nakagawa (Keio Univ.)  RCS2007-45 |
With TDD-CDMA, each layer of overlay systems can re-use the same frequency band, and therefore an efficient frequency us... [more] | RCS2007-45 pp.97-102 |
| CAS, SIP, CS | 2006-03-06 10:50 |
Okinawa | Univ of Ryukyu | Same entity interference-aware retrasmission system for TD-CDMA with Random Slot Allocation(RSA) Ichiro Tamaki (Keio Univ.), Riaz Esmailzadeh (ip mobile), Masao Nakagawa (Keio Univ.) |
[more] | CAS2005-98 SIP2005-144 CS2005-91 pp.13-18 |
| RCS, SIP (Joint) |
2006-01-27 10:40 |
Fukuoka | Kyusyu Univ. | Same Frequency PAN-LAN-MAN Hybrid Network Realization Using TD-CDMA Ikuo Kobayashi (Keio Univ.), Riaz Esmailzadeh (IP Mobile), Masao Nakagawa (Keio Univ.) |
In recent years, a variety of wireless standards are enacted as a function of the distance and the usage. However, compl... [more] | RCS2005-159 pp.23-28 |
| RCS, SIP (Joint) |
2006-01-27 11:00 |
Fukuoka | Kyusyu Univ. | Dynamic Slot Allocation Algorithm for 2-hop TD-CDMA System Yuichi Miyake (Keio Univ.), Riaz Esmailzadeh (IPMobile), Masao Nakagawa (Keio Univ.) |
[more] | RCS2005-160 pp.29-34 |
| PN, CS, OCS (Joint) |
2005-05-24 09:25 |
Okinawa | Hotel Moonbeach (Okinawa) | TDD-CDMA cellular and ad-hoc hybrid network with multi-hop connection Yuji Horii, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
In mobile communications, there is a transition from voice to multimedia data. As a result, improvement of communication... [more] | CS2005-6 pp.31-36 |
| PN, CS, OCS (Joint) |
2005-05-24 09:50 |
Okinawa | Hotel Moonbeach (Okinawa) | Two-Stage Random Access for Multihop Systems Yoichiro Mizuno, Ryo Hasegawa, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
Higher transmission rates are major characteristics of the so-called Fourth generation (4G) of mobile communications. Fu... [more] | CS2005-7 pp.37-42 |
| PN, CS, OCS (Joint) |
2005-05-24 10:15 |
Okinawa | Hotel Moonbeach (Okinawa) | Realization of a flexible public and Ad-Hoc hybrid network using Random Slot Allocation (RSA) Taketo Ijiri, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
[more] | CS2005-8 pp.43-48 |
| RCS, AP, WBS, MW, MoNA | 2005-03-02 14:20 |
Kanagawa | Yokosuka Research Park | Packet Scheduling Algorithm Considering Fairness in SDM System Using Adaptive Antenna Array Naoki Yoshimochi (Keio Univ.), Yoshiaki Ofuji, Sadayuki Abeta (NTT DoCoMo), Riaz Esmailzadeh, Iwao Sasase (Keio Univ.) |
In the 4th generation mobile communication systems (4G), it is particularly expected that large size data services like... [more] |
WBS2004-68 AP2004-249 RCS2004-336 MoMuC2004-119 MW2004-246 pp.71-76 |
| RCS, AP, WBS, MW, MoNA | 2005-03-02 17:40 |
Kanagawa | Yokosuka Research Park | Comparison of Irregular LDPC and Turbo Codes in Broadband Wireless Access Fumito Ito, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.), Nobuhiko Miki, Hiroyuki Atarashi (NTT DoCoMo, Inc.) |
This paper investigates the relation between the average packet error rate (PER) performance and the average number of i... [more] | WBS2004-77 AP2004-258 RCS2004-345 MoMuC2004-128 MW2004-255 pp.125-130 |
| RCS, AP, WBS, MW, MoNA | 2005-03-03 13:40 |
Kanagawa | Yokosuka Research Park | High-Accuracy Channel Estimation Method using Decision Feedback from Turbo Decoder in QRM-MLD for OFDM MIMO Multiplexing Koichi Adachi, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.), Hiroyuki Kawai, Kenichi Higuchi (NTT DoCoMo) |
This paper proposes accurate channel estimation method using decision feedback data symbols after soft-decision Turbo de... [more] | WBS2004-114 AP2004-295 RCS2004-382 MoMuC2004-165 MW2004-292 pp.93-98 |
| RCS, CS | 2005-01-28 15:00 |
Okinawa | University of the Ryukyus | Joint Transmission for Time Space Block Coded TD-SCDMA Norharyati Binti Harum, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
TD-SCDMA technology has been standardised as one of the TDD modes of 3GPP. Since it has a lower spreading rate, 1.28 MCh... [more] | CS2004-212 RCS2004-319 pp.173-178 |
| CS | 2004-10-29 08:30 |
Hokkaido | Lake Akan, Hokkaido | Zero-Forcing Equalizer For Pulse-Based Ultra-Wideband System Using Burst Transmission Haswani Binti Che Wook, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
[more] | CS2004-88 pp.1-6 |
| CS | 2004-10-29 09:10 |
Hokkaido | Lake Akan, Hokkaido | Analysis of Performance Degradation due to Channel Estimation Error in Pre-rake TDD/CDMA Norharyati Binti Harum, Yuh Tamura, SigitJarot, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
In recent years, Pre-Rake combining technique has become a hot topic of research as it decreases the complexity of the ... [more] |
CS2004-90 pp.13-18 |
| RCS, AP | 2004-10-30 11:30 |
Niigata | Niigata University | Multi-hop System for Adaptive Modulation using Regenerating Hop Stations Ryo Hasegawa, Riaz Esmailzadeh, Masao Nakagawa (Keio Univ.) |
[more] | AP2004-189 RCS2004-210 pp.57-61 |
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