A new concept, which utilizes 2D data structure, is introduced in optical systems for computing and interconnects. Many Architectural designs using this new concept have obtained more efficient and higher throughput systems than the conventional designs with 1D data structure.
Freddie Lin, Freddie Lin,
"Optical Computing Systems And Interconnection Networks With 2D Data Format", Proc. SPIE 1058, High Speed Computing II, (17 May 1989); doi: 10.1117/12.951683; https://doi.org/10.1117/12.951683