阅读说明：本技术 可变随机接入信道（rach）签名映射 (Variable Random Access Channel (RACH) signature mapping ) 是由 S·朴 M·P·约翰威尔逊 V·钱德 骆涛 J·孙 张晓霞 A·钱达马拉卡纳 W·南 于 2020-02-20 设计创作，主要内容包括：本公开的各个方面一般涉及无线通信。在一些方面中,用户装备(UE)可从与同步信号块(SSB)相关联的一个或多个随机接入信道(RACH)签名中选择RACH签名。UE可使用所选RACH签名向基站(BS)传送RACH通信。提供了众多其他方面。(Various aspects of the present disclosure generally relate to wireless communications. In some aspects, a User Equipment (UE) may select a Random Access Channel (RACH) signature from one or more RACH signatures associated with a Synchronization Signal Block (SSB). The UE may transmit RACH communications to a Base Station (BS) using the selected RACH signature. Numerous other aspects are provided.)