1. Tatipamula, M., Beheshti-Zavareh, N., Zhang, Y.: Controller placement for fast failover in the split architecture. EP Patent EP2552065A1, 30 January 2013
2. Beheshti-Zavareh, N., Zhang, Y., Halpern, J.: Controller placement for fast failover in the split architecture. U.S. Patent US 9225591 B2, 29 December 2015
3. Lin, S.C., Wang, P., Akyildiz, I., Luo, M.: Traffic-driven network controller placement in software-defined networks. U.S. Patent US20160323144A1, 3 November 2016
4. Collaborative theory-based DDoS (Distributed Denial of Service Attack) defence system and method. CN Patent CN106921666A, 4 July 2017
5. ul Huque, M.T.I., Si, W., Jourjon, G., Gramoli, V.: Large-scale dynamic controller placement. IEEE Trans. Netw. Serv. Manag. 14(1), 63–76 (2017)