Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, IN (Joint) |
2014-03-07 08:50 |
Miyazaki |
Miyazaki Seagia |
Data Collection Method for Smart Metering in Wide-area Wirelss Sensor Networks Narumi Abe, Shiro Sakata, Nobuyoshi Komuro (Chiba Univ.), Seiichiro Hara (Alpha Systems, Inc.) IN2013-168 |
In recent years,smart metering with a wireless sensor network has been expected. IEEE802.15.4 and IEEE802.15.4g/e are ca... [more] |
IN2013-168 pp.145-150 |
CPSY |
2013-11-08 15:05 |
Hiroshima |
|
The Evaluation of Flash-aware Linux Swap System Hideyuki Tan (ALPHA SYSTEMS INC./JST), Hiroko Midorikawa (Seikei Univ./JST) CPSY2013-50 |
In order to use a PCIe-connected flash storage as extended memory beyond DRAM main memory, the newly proposed Linux swap... [more] |
CPSY2013-50 pp.61-66 |
IN |
2013-01-25 11:15 |
Kagoshima |
Kagoshima-Ken-Sangyo-Kaikan |
Performance Evaluation of Overhearing-based Unicast and Iterative Multicast for Multi-destination Data Delivery in Wireless LAN Kazuki Matsuura, Shiro Sakata (Chiba Univ.), Seiichiro Hara (Alpha Systems) IN2012-146 |
[more] |
IN2012-146 pp.45-50 |
MoNA, AN, USN (Joint) |
2012-01-20 16:30 |
Mie |
Todaya (Toba) |
Prioritized Image Transmission Control in Wireless Surveillance Sensor Networks Keiko Misono (Chiba Univ.), Ryota Kawamoto (ALPHA SYSTEMS INC.), Nobuyoshi Komuro, Shiro Sakata (Chiba Univ.), Seiichiro Hara (ALPHA SYSTEMS INC.) USN2011-80 |
In wireless surveillance sensor networks, delay suppression is an important issue in order to collect exact sensing info... [more] |
USN2011-80 pp.135-140 |
IN, NS (Joint) |
2011-03-03 09:20 |
Okinawa |
Okinawa Convention Center |
Time Slot Allocation Scheme enabling Simultaneous Bidirectional Traffic in Multi-hop Wireless Sensor Networks Kyokuei Shu (Chiba Univ.), Ryota Kawamoto (Alpha Systems, Inc), Fumiya Hirose, Nobuyoshi Komuro (Chiba Univ.), Seiichiro Hara (Alpha Systems, Inc), Shiro Sakata (Chiba Univ.) IN2010-146 |
In sensor networks, sensing data packets are mainly transmitted from sensor nodes to sink node. In non-beacon mode of IE... [more] |
IN2010-146 pp.13-18 |
ISEC |
2010-09-10 13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Knapsack Cryptosystem Using Addition and Subtraction for Encryption Kunikatsu Kobayashi (Yamagata Univ.), Kotaro Honda (Alpha Systems) ISEC2010-43 |
We propose a knapsack cryptosystem using addition and subtraction for encryption. Super increasing sequences which are u... [more] |
ISEC2010-43 pp.31-34 |
RCS, AN, MoNA, SR (Joint) |
2010-03-04 09:20 |
Kanagawa |
YRP |
CSMA/TDMA Selection Scheme according to Sensor Data Traffic in ZigBee Beacon Networks Ryota Kawamoto (ALPHA SYSTEMS, Inc), Lin Qi, Kyokuei Shu, Fumiya Hirose, Nobuyoshi Komuro (Chiba Univ.), Seiichiro Hara (ALPHA SYSTEMS, Inc), Shiro Sakata (Chiba Univ.) AN2009-68 |
Wireless channel access schemes traditionally can be classified into two broad categories: contention-based and reservat... [more] |
AN2009-68 pp.1-6 |
USN |
2009-05-22 10:50 |
Kanagawa |
Keio Univ. (Yagami) |
Evaluation of Sensor Activation Scheduling Method For Packet Collision Avoidance in Multi-hop Wireless Sensor Networks Kyokuei Shu (Chiba Univ.), Ryota Kawamoto (Alpha Systems, Inc), Atsushi Takahashi, Yasuhiro Goto (Chiba Univ.), Takumi Emori, Nobuo Miyazaki, Seiichiro Hara (Alpha Systems, Inc), Shiro Sakata (Chiba Univ.) USN2009-3 |
[more] |
USN2009-3 pp.13-18 |
IN, MoNA (Joint) |
2008-11-14 11:20 |
Fukuoka |
Kyushu Institute of Technology |
Performance Evaluation of Sensor Data Collection on DLNA/UPnP-ZigBee Gateway Ryota Kawamoto, Nobuo Miyazaki, Kazuhisa Moro, Yamato Okazaki, Kazuhiko Tanaka, Seiichiro Hara (ALPHA SYSTEMS, INC.) IN2008-80 |
In recent years, the products compliant to DLNA that is the standard to share the content in home networks have been inc... [more] |
IN2008-80 pp.43-48 |
NS, IN (Joint) |
2008-03-07 15:40 |
Okinawa |
Bankoku Shinryokan |
Power-efficient and Low Latency Sensor Profile Gathering Scheme by DLNA/UPnP-ZigBee Gateway
-- Virtual Sensor Control by Home Network and Sensor Network Integration -- Kouhei Yuasa (Chiba Univ.), Ryota Kawamoto (Alpha Systems), Nobuyuki Hagiya (Chiba Univ.), Takumi Emori, Seiichiro Hara (Alpha Systems), Shiro Sakata (Chiba Univ.) IN2007-209 |
This article describes the system in which a virtual sensor module, running on DLNA/UPnP-ZigBee gateway, is created for ... [more] |
IN2007-209 pp.301-306 |
LOIS |
2007-03-09 14:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg |
A Proposal of Learning Community System for Portfolio Intelligence Ryo Shibasaki, Kazuya Sakamoto (ALPHA SYSTEMS INC.), Minoru Nakazawa, Shimmi Hattori (Kanazawa Insitute of Technology) |
Nowadays, Weblog and SNS have been observed as the communication tool in enterprise and education area. Portfolio intell... [more] |
OIS2006-70 pp.7-12 |
IN, MoNA (Joint) |
2006-11-17 14:50 |
Kumamoto |
|
On Optimum Device Distribution in ZigBee Sensor Network as a Home Network Kazunori Furuhata, Kohei Yuasa, Shiro Sakata (Chiba Univ.), Ryota Kawamoto, Takumi Emori (Alpha Systems Inc.) IN2006-109 |
This article proposes a new placement algorithm of a coordinator node and router nodes in ZigBee sensor network in case ... [more] |
IN2006-109 pp.121-126 |
IN, MoNA (Joint) |
2006-11-17 15:10 |
Kumamoto |
|
DLNA/UPnP-ZigBee Gateway controlled Sensor Data Gathering Scheme for Home Networks Kouhei Yuasa (Chiba Univ.), Ryota Kawamoto (Alpha Systems), Kazunori Furuhata (Chiba Univ.), Takumi Emori (Alpha Systems), Shiro Sakata (Chiba Univ.) IN2006-110 |
Two sensor data collection schemes to DLNA/UPnP-ZigBee gateway node are available, iterative unicast and broadcast. Broa... [more] |
IN2006-110 pp.127-132 |
SN (2nd) |
2006-05-19 11:10 |
Tokyo |
Tokyo Univ. of Science, Morito Memorial Hall |
The Gateway Device for Interoperability between Home Networks (DLNA, UPnP) and Sensor Networks (ZigBee) Takumi Emori, Ryota Kawamoto (Alpha Systems), Kazunori Furuhata, Kohei Yuasa, Shiro Sakata (Chiba Univ.) |
[more] |
|
IN, NS (Joint) |
2006-03-02 10:20 |
Okinawa |
Rizzan Sea-Park Hotel Tancha-Bay (Okinawa) |
Performance Evaluation of Routing Protocol (AODV) in Sensor Networks (ZigBee) Concerning Connectivity to IP Network Ryota Kawamoto (Alpha Systems), Kazunori Furuhata, Shiro Sakata (Chiba Univ.), Takumi Emori, Seiichiro Hara (Alpha Systems) |
As IP isn’t used in the ZigBee sensor network, a gateway is required to connect with IP networks. When collecting sensor... [more] |
IN2005-161 pp.31-36 |
PRMU, HIP |
2006-01-20 16:55 |
Osaka |
Osaka Univ. |
* Fujimura (AIST), Fujiyoshi (Alpha Systems), Ishida, Takuichi Nishimura (AIST) |
Tabletop Community is an artwork/system which has a real world oriented interface. The artwork/system records the state ... [more] |
PRMU2005-181 HIP2005-151 pp.189-194 |
MoNA, IN (Joint) |
2005-11-17 10:20 |
Fukuoka |
Fukuoka Institute of Technology |
Gateway Service between DLNA,UPnP home network and ZigBee sensor network Takumi Emori (Alpha Systems), Kazunori Furuhata (Chba University), Ryota Kawamoto (Alpha Systems), Shiro Sakata (Chba University) |
[more] |
MoMuC2005-59 pp.7-12 |
IN |
2005-07-14 14:35 |
Hokkaido |
Hokkaido University |
Consideration of P2P-Network Overlay for Electrical Home Appliances Takumi Emori, Kenji Nishi, Toshiharu Ezoe (Alpha Systems), Kazuhito Ishikawa (SANYO) |
[more] |
IN2005-35 pp.37-42 |
PRMU, TL |
2005-03-18 13:30 |
Akita |
|
Estimation of Lip Position Robust Against Zoom and Face Direction Yoichi Shirasawa, Makoto Nishida (Akita Univ.), Kenji Nishi (Alpha Systems Inc.) |
[more] |
TL2004-83 PRMU2004-251 pp.115-120 |
PRMU, TL |
2005-03-18 14:00 |
Akita |
|
An Individual Discernment Using the Speech Sound with Noise and the Movement Features of Lip in Speech Yoshiyuki Sato, Makoto Nishida (Akita Univ.), Satofumi Kurisu (Alpha Systems Inc.) |
[more] |
TL2004-84 PRMU2004-252 pp.121-125 |