1. PRACH preamble sequences for NR, document R1-1705055, Huawei, HiSilicon, 3GPP TSG RAN WG1, Meeting 88bis, Spokane, USA, 2017. Available from: http://www.3gpp.org
2. PRACH preamble sequences and formats, document R1-1708164, Huawei, HiSilicon, 3GPP TSG RAN WG1, Meeting 89, Hangzhou, China, 2017. Available from: http://www.3gpp.org
3. NR PRACH design and evaluations, document R1-1706014, Ericsson, 3GPP TSG RAN WG1, Meeting 88bis, Spokane, WA, USA, 2017. Available from: http://www.3gpp.org
4. Schmidt, K.: Sequence families with low correlation derived from multiplicative and additive characters. IEEE Trans. Inf. Theory 57, 2291–2294 (2011)
5. PRACH design consideration, document R1-1700790, Qualcomm Incorporated, 3GPP TSG RAN WG1, Meeting NR#1, Spokane, USA, 2017. Available from: http://www.3gpp.org