Chung-Keun Lee, Seung-Woo Seo. Time-and-Frequency-Hopping Optical Orthogonal Codes with Hierarchical Cross-Correlation Constraints for Service Differentiation. In Proceedings of IEEE International Conference on Communications, ICC 2007, Glasgow, Scotland, 24-28 June 2007. pages 2134-2139, IEEE, 2007. [doi]
Abstract is missing.