Title:
METHOD FOR TRANSMITTING SIGNAL BETWEEN APPARATUSES
Document Type and Number:
Japanese Patent JPS5979650
Kind Code:
A
Abstract:
PURPOSE: To obtain a simple cableless optical network by fitting a reflector to the ceiling of a building to reflect optical signals from respective devices to respective objective devices.
CONSTITUTION: The reflector 201 is fitted to the ceiling 200, and an optical signal transmitted from a terminal 202 e.g. is reflected by the reflector 201 by a prescribed angle and guided to an objective terminal 206. As shown in the figure, respective terminals 202, 206 are provided with dichroic mirrors 305 respectively to separate an output light 306 transmitted of the own station and a receiving signal 310 of another station.
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Inventors:
KONISHI KUNIYOSHI
Application Number:
JP18897582A
Publication Date:
May 08, 1984
Filing Date:
October 29, 1982
Export Citation:
Assignee:
TOSHIBA KK
International Classes:
H04B10/11; (IPC1-7): H04B9/00
Attorney, Agent or Firm:
Inoue Kazuo