Patent ID: 9398574
Filing Date: 2016-07-19
CPC Classification: H04B,H04L,H04W

Claim Text:
1. A method for information transmission based on coordinated multipoint transmission (CoMP), comprising: determining, by a user equipment (UE), a main transmission point; determining, by the UE, RANK information of the main transmission point, and channel state information corresponding to the RANK information, wherein the RANK refers to a number of spatial multiplexing data layers; and sending, by the UE, the RANK information and the channel state information of the main transmission point to a network side equipment; determining, by the UE, limited RANK information of a transmission point as well as channel state information corresponding to the limited RANK information; and sending, by the UE, the channel state information corresponding to the limited RANK information of the transmission point to the network side equipment.