Hiroshi TAMURA


Effect of a New Channel Assignment Strategy on Multihop Wireless Networks
Futoshi TASAKI Fumito UTA Hiroshi TAMURA Masakazu SENGOKU Shoji SHINODA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/05/01
Vol. E87-B  No. 5  pp. 1095-1103
Type of Manuscript:  Special Section PAPER (Special Section on Mobile Multimedia Communications)
Category: Ad-hoc Network
Keyword: 
multihop wireless networkchannel assignmentCIR-edge coloringstrong edge coloringgraph theory
 Summary | Full Text:PDF(1.2MB)

A Study of Minimum-Cost Tree Problem with Response-Time Bound in Information Network
Norihiko SHINOMIYA Hiroshi TAMURA Hitoshi WATANABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/02/01
Vol. E84-A  No. 2  pp. 638-646
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
graph theoryinformation networkminimum-cost treeresponse timeNP-complete
 Summary | Full Text:PDF(374.6KB)

A Scheduling Problem in Multihop Networks
Kaoru WATANABE Masakazu SENGOKU Hiroshi TAMURA Keisuke NAKANO Shoji SHINODA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/06/25
Vol. E83-A  No. 6  pp. 1222-1227
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
multihop networkmobile communicationgraph theoryNP-complete problemcut covering
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Covering Problems in the p-Collection Problems
Kaoru WATANABE Masakazu SENGOKU Hiroshi TAMURA Shoji SHINODA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/03/25
Vol. E81-A  No. 3  pp. 470-475
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 10th Karuizawa Workshop on Circuits and Systems)
Category: 
Keyword: 
location problemnetwork flowsNP-completeoptimization problem
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The p-Collection Problem in a Flow Network with Lower Bounds
Kaoru WATANABE Hiroshi TAMURA Keisuke NAKANO Masakazu SENGOKU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/04/25
Vol. E80-A  No. 4  pp. 651-657
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
location problemnetwork flowsNP-completeoptimization problem
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On a Generalization of a Covering Problem Called Single Cover on Undirected Flow Networks
Hiroshi TAMURA Hidehito SUGAWARA Masakazu SENGOKU Shoji SHINODA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/03/25
Vol. E80-A  No. 3  pp. 544-550
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 9th Karuizawa Workshop on Circuits and Systems)
Category: 
Keyword: 
graphs and networksflow networklocation theorycovering problem
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The Problem of where to Locate p-Sinks in a Flow Network: Complexity Approach
Kaoru WATANABE Hiroshi TAMURA Masakazu SENGOKU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/09/25
Vol. E79-A  No. 9  pp. 1495-1503
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
location problemflow networkNP-completeoptimization problem
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Development in Graph-and/or Network-Theoretic Research of Cellular Mobile Communication Channel Assignment Problems
Masakazu SENGOKU Hiroshi TAMURA Shoji SHINODA Takeo ABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/07/25
Vol. E77-A  No. 7  pp. 1117-1124
Type of Manuscript:  Special Section PAPER (Special Section on Surveys of Researches in CAS Fields in the Last Two Decades, )
Category: 
Keyword: 
graph and networkcoloring problemmobile communicationchannel assignment problem
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Round Robin Test on a Dielectric Resonator Method for Measuring Complex Permittivity at Microwave Frequency
Yoshio KOBAYASHI Hiroshi TAMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/06/25
Vol. E77-C  No. 6  pp. 882-887
Type of Manuscript:  INVITED PAPER (Special Issue on Measurement Techniques for Microwave/Millimeter Wave)
Category: 
Keyword: 
dielectric resonatormeasurement methoddielectric resonator methoddielectric propertyround robin testmicrowave frequency
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Realization Problems of a Tree with a Tranamission Number Sequence
Kaoru WATANABE Masakazu SENGOKU Hiroshi TAMURA Yoshio YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/03/25
Vol. E77-A  No. 3  pp. 527-533
Type of Manuscript:  Special Section PAPER (Special Section on the 6th Karuizawa Workshop on Circuits and Systems)
Category: Graphs, Networks and Matroids
Keyword: 
transmission numberNP-complete problem
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On a Sufficient Condition for a Matrix to be the Synchronic Distance Matrix of a Marked Graph
Kiyoshi MIKAMI Hiroshi TAMURA Masakazu SENGOKU Yoshio YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/10/25
Vol. E76-A  No. 10  pp. 1607-1609
Type of Manuscript:  Special Section LETTER (Special Section on Nets-Oriented Software Specification and Design)
Category: 
Keyword: 
marked graphsynchronic distance matrixdistance matrix
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Some Covering Problems in Location Theory on Flow Networks
Hiroshi TAMURA Masakazu SENGOKU Shoji SHINODA Takeo ABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/06/25
Vol. E75-A  No. 6  pp. 678-684
Type of Manuscript:  Special Section PAPER (Special Section of Papers Selected from 1991 Joint Technical Conference on Circuits/Systems, Computers and Communications (JTC-CSCC '91))
Category: Combinational/Numerical/Graphic Algorithms
Keyword: 
graphs and networksflow networklocation theorycovering problemmaximum flow
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Channel Assignment Problem in a Cellular Mobile System and a New Coloring Problem of Networks
Hiroshi TAMURA Masakazu SENGOKU Shoji SHINODA Takeo ABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/10/25
Vol. E74-A  No. 10  pp. 2983-2989
Type of Manuscript:  Special Section PAPER (Special Issue on JTC-CSCC '90)
Category: Communication Theory
Keyword: 
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Location Problems on Undirected Flow Networks
Hiroshi TAMURA Masakazu SENGOKU Shoji SHINODA Takeo ABE 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/12/25
Vol. E73-E  No. 12  pp. 1989-1993
Type of Manuscript:  Special Section PAPER (Special Issue on the 3rd Karuizawa Workshop on Circuits and Systems)
Category: Graphs and Petri Nets
Keyword: 
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Existence and Control of Rhythmic Activities in Reciprocal Inhibition Neural Networks
Hirofumi NAGASHINO Hiroshi TAMURA Tomiyuki USHITA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1979/11/25
Vol. E62-E  No. 11  pp. 768-774
Type of Manuscript:  PAPER
Category: Miscellaneous
Keyword: 
 Summary | Full Text:PDF(507KB)