Presentation 1995/6/22
Distributed Algorithms for Cooperative Controlling of Anonymous Mobile Robots
Hiroshi Nagamochi, Masafumi Yamashita, Toshihide Ibaraki,
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Abstract(in English) This paper considers the following system of autonomous mobile robots in the plane : The robots are anonymous, and obey the same distributed algorithm. They can see each other by their eye sensors but are not equipped with any communication system. Initially each robot is in Sleep state, and repeats Observe and Move states after it wakes up at an unpredictable time instant. To locate a position in the plane, each robot uses a local polar coordinate system ; an origin O, a unit of length, x-axis (i.e., a directed line through O), and spin (i.e., a sense of clockwise direction). When a robot wakes up, it is given a local polar coordinate system, which is not necessarily common to all other robots. A robot in Observe state observes the current positions of all the robots in terms of its own local coordinate system, and stores them in its local memory. A robot in Move state moves to its next destination determined by the distributed algorithm based on the data in its memory. Under these assumptions, we show that there exists a distributed algorithm for having all the robots agree on a common coordinate system.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) distributed algorithm / mobile robot / common coordinate system / agreement problem
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Committee COMP
Conference Date 1995/6/22(1days)
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Registration To Theoretical Foundations of Computing (COMP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Distributed Algorithms for Cooperative Controlling of Anonymous Mobile Robots
Sub Title (in English)
Keyword(1) distributed algorithm
Keyword(2) mobile robot
Keyword(3) common coordinate system
Keyword(4) agreement problem
1st Author's Name Hiroshi Nagamochi
1st Author's Affiliation Dept. of Applied Mathematics and Physics, Kyoto University()
2nd Author's Name Masafumi Yamashita
2nd Author's Affiliation Dept. of Electrical Engineering, Hiroshima University
3rd Author's Name Toshihide Ibaraki
3rd Author's Affiliation Dept. of Applied Mathematics and Physics, Kyoto University
Date 1995/6/22
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Volume (vol) vol.95
Number (no) 126
Page pp.pp.-
#Pages 10
Date of Issue