Optical communications – Optical communication over freee space – Specific repeater
Reexamination Certificate
2007-03-06
2007-03-06
Payne, David C. (Department: 2613)
Optical communications
Optical communication over freee space
Specific repeater
C398S097000, C398S062000
Reexamination Certificate
active
10385371
ABSTRACT:
The present invention provides a bilateral communication network system, particularly, a optical wireless communication system communicating information frames via an optical node mounted on a mobile object and a plurality of optical repeaters connected to a wired network, which can prevent transfer performance from deteriorating without increasing frames to be transferred. The optical wireless communication system is constituted as follows. A plurality of the optical repeaters having functions to switch information frames are attached to a ceiling. The optical node bilaterally communicating with the optical repeaters are mounted on a moving object such as a robot, a vehicle or the like. Information frames including address information of the optical node are periodically transmitted from an information processor connected to the optical node via optical wireless communication. The address information is continuously transmitted from the optical repeaters to a trunk network, and a filter function is arranged in the trunk network so as to make only one frame effective among frames with the same content.
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Furukawa Yoshiki
Hibiya Kazuyoshi
Hirosawa Kazunori
Kawabe Koji
Oka Hiroyuki
Carella Byrne Bain et al
Honda Giken Kogyo Kabushiki Kaisha
Olstein Elliot M.
Payne David C.
Squire William
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