| 摘要 |
<P>PROBLEM TO BE SOLVED: To constitute an optical communication system which enables highly reliable and flexible connection to communication terminals connected to a path setting circuit, by utilizing wavelength routing characteristics of a path setting circuit, such as an arrayed waveguide diffraction grating. <P>SOLUTION: In order to achieve said purpose, the optical communication system has a plurality of communication terminals having a signal output and signal input port pair, and a plurality of path-setting circuits having multiple optical input ports and a plurality of optical output ports which are set so that optical signals inputted from the respective optical input ports are outputted to predetermined optical output ports, corresponding to the wavelengths of the optical signals. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
