Patent ID: 9350429
Filing Date: 2016-05-24
CPC Classification: H04B,H04L,H04W

Claim Text:
1. A signal transmission method for a multiple-user multiple-input multiple-output system, comprising a base station having a plurality of antennas, sending a plurality of signals through each respective antenna utilizing a plurality of preset subcarriers over sequential time slots, the base station further comprises at least a processor executing program codes stored in a memory, which configure the base station to perform the functions in the method, comprising: in a first signal sending time slot: in a second signal sending time slot: afterwards, sending first respective public information signals pertaining to the plurality of preset subcarriers to the first and the second user terminals through the first and the second antennas via the respective first, second third and fourth preset subcarriers in a public information sending time slot; wherein a quantity of preset subcarriers utilized by each respective antenna is the same quantity as that of the plurality of antennas used for signal transmission.