Takeshi OHKAWA


A Genetic Approach for Accelerating Communication Performance by Node Mapping
Takashi YOKOTA Kanemitsu OOTSU Takeshi OHKAWA 
Publication:   
Publication Date: 2018/12/01
Vol. E101-D  No. 12  pp. 2971-2975
Type of Manuscript:  Special Section LETTER (Special Section on Parallel and Distributed Computing and Networking)
Category: Architecture
Keyword: 
parallel computersinterconnection networkscollective communicationcommunication performancetopology mapping
 Summary | Full Text:PDF(374.7KB)

FPGA Components for Integrating FPGAs into Robot Systems
Takeshi OHKAWA Kazushi YAMASHINA Hitomi KIMURA Kanemitsu OOTSU Takashi YOKOTA 
Publication:   
Publication Date: 2018/02/01
Vol. E101-D  No. 2  pp. 363-375
Type of Manuscript:  Special Section PAPER (Special Section on Reconfigurable Systems)
Category: Emerging Applications
Keyword: 
FPGAcomponent-oriented developmentROSROS-compliant FPGA componentrobot
 Summary | Full Text:PDF(1.8MB)

A Static Packet Scheduling Approach for Fast Collective Communication by Using PSO
Takashi YOKOTA Kanemitsu OOTSU Takeshi OHKAWA 
Publication:   
Publication Date: 2017/12/01
Vol. E100-D  No. 12  pp. 2781-2795
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Interconnection networks
Keyword: 
parallel computersinterconnection networkscollective communicationcommunication performancepacket scheduling
 Summary | Full Text:PDF(2.4MB)

Enhancing Entropy Throttling: New Classes of Injection Control in Interconnection Networks
Takashi YOKOTA Kanemitsu OOTSU Takeshi OHKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/12/01
Vol. E99-D  No. 12  pp. 2911-2922
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Interconnection network
Keyword: 
parallel computersinterconnection networkscongestion controlthrottling
 Summary | Full Text:PDF(2MB)

A Cascaded Folding ADC Based on Fast-Settling 3-Degree Folders with Enhanced Reset Technique
Koichi ONO Takeshi OHKAWA Masahiro SEGAMI Masao HOTTA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/03/01
Vol. E93-C  No. 3  pp. 288-294
Type of Manuscript:  Special Section PAPER (Special Section on Circuits and Design Techniques for Advanced Large Scale Integration)
Category: 
Keyword: 
ADCfoldinginterpolationresetaveragingerror correction
 Summary | Full Text:PDF(773KB)