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This paper discusses all-to-all interconnections for N nodes using W wavelengths and arrayed waveguide grating routers (AWGRs). This scheme allows for reducing the optical wiring by a factor of W(N-1)/2N and isolating the crosstalk.
Note: As originally published there is an error in this document. Author Ke Wen??of the University of California, Davis, CA, USA was omitted from the article PDF. The metadata has been updated to reflect this change but the article PDF remains unchanged.