公开(公告)号：US20200287687A1

公开(公告)日：2020-09-10

申请号：US16645413

申请日：2018-09-05

Applicant: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY

Inventor： Hui LI ,  Qiubin GAO ,  Rakesh TAMRAKAR ,  Runhua CHEN ,  Xin SU ,  Deshan MiAO ,  Qiuping HUANG

IPC: H04L5/00

Abstract: The present disclosure provides a reference signal transmission method, a reference signal transmission device, a base station and a user equipment. The transmission method of the present disclosure includes: implicitly or explicitly indicating to a user equipment (UE), position information of a target subcarrier for mapping a target phase tracking reference signal (PTRS) port, among subcarriers occupied by a target demodulation reference signal (DMRS) port. The target DMRS port is a DMRS port associated with the target PTRS port.