[1] [1] Lee W, Na T， Kim J. How to Create a Network Slice?-A 5G Core Network Perspective[C]//2019 21st International Conference on Advanced Communication Technology(ICACT). PyeongChang Kwangwoon_Do, Korea (South): IEEE, 2019:616-619.

[2] [2] Konstantinov A S，Pestryakov A V.Analysis of the Transmission Modes and Downlink Control Information in the LTE-Advanced/5G Network[C]//2019 Systems of Signals Generating and Processing in the Field of on Board Communications. Moscow, Russia: IEEE, 2019:1-4.

[3] [3] Hosein P. Resource Allocation for the LTE Physical Downlink Control Channel[C]//2009 IEEE Globecom Workshops. Honolulu, HI, USA：IEEE,2009:1-5.

[4] [4] Chen Y. Resource Allocation for Downlink Control Channel in LTE Systems[C]//2011 7th International Conference on Wireless Communications， Networking and Mobile Computing. Wuhan, China: IEEE, 2011:1-4.

[5] [5] Chen X L, Yang W, Xu C L. Novel Resource Allocation Schemes in LTE PDCCH[C]//2012 IEEE 14th International Conference on Communication Technology. Chengdu, China:IEEE,2012:128-132.

[6] [6] Li L, Peng M G, Wang W B. Multi-User Resource Allocation for Downlink Control Channel in LTE Systems[C]//21st Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications. Instanbul, Turkey: IEEE, 2010:1499-1503.

[7] [7] Yan Z, Huang S, Chen H, et al. A Conflict-Free Radio Network Temporary Identity Allocation Algorithm for User Equipments[C]//2018 IEEE/CIC International Conference on Communications in China (ICCC). Beijing, China: IEEE, 2018:598-603.

[8] [8] 3GPP TS38.211-2019, Evolved Universal Terrestrial Radio Access (E-UTRA) Physical Channels and Modulation[S].

[9] [9] 3GPP TS38.212-2019, Evolved Universal Terrestrial Radio Access (E-UTRA) Multiplexing and Channel Coding[S].

[10] [10] 3GPP TS38.213-2019,NR:Physical Layer Procedures for Control[S].