Introduction Optical Orthogonal Codes via Computational Algebra Construction of QC Codes from Cyclic-Structured Designs Conclusion/Future Work Explorations of Optical Orthogonal and Quasi-Cyclic Codes from a Combinatorial Design Perspective Dimitris E. Simos 1 Christos Koukouvinos 1 1 Department of Mathematics National Technical University of Athens, Greece Fourth Pythagorean Conference (PYTHAG4) An Advanced Research Workshop in Geometry, Combinatorial Designs & Cryptology June 3, Corfu, Greece Dimitris E. Simos and Christos Koukouvinos Explorations of Optical Orthogonal and QC Codes PYTHAG4 1 / 29