US 12,439,459 B2
Random access method and apparatus
Qin Mu, Beijing (CN)
Assigned to BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing (CN)
Filed by BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing (CN)
Filed on Nov. 21, 2023, as Appl. No. 18/516,681.
Application 18/516,681 is a continuation of application No. 17/642,497, granted, now 11,844,116, previously published as PCT/CN2019/105798, filed on Sep. 12, 2019.
Prior Publication US 2024/0163931 A1, May 16, 2024
Int. Cl. H04W 74/08 (2024.01); H04W 72/1268 (2023.01); H04W 74/0833 (2024.01); H04W 74/0836 (2024.01)
CPC H04W 74/0841 (2013.01) [H04W 72/1268 (2013.01); H04W 74/0833 (2013.01); H04W 74/0866 (2013.01); H04W 74/0836 (2024.01)] 18 Claims
OG exemplary drawing
 
1. A random access method, performed by a terminal, comprising:
selecting a preamble of a message A;
determining a plurality of logical resource units based on the preamble of the message A, wherein the preamble corresponds to the plurality of logical resource units, and each logical resource unit comprises one or more physical resource unit parts, one physical resource unit part is a partial time-frequency resource in a same physical uplink shared channel (PUSCH), a single logical resource unit comprises different physical resource unit parts from the same PUSCH, and different logical resource units comprise different physical resource unit parts from the same PUSCH;
determining a logical resource unit for transmitting the message A from the plurality of logical resource units; and
transmitting the message A;
wherein, different logical resource units comprise partially overlapped physical resource unit parts.