SRS and periodical CSI transmission and indication method, apparatus thereof and system thereof
A technology of indication and rank indication, applied in the field of communication, can solve the problems of increasing periodic CSI feedback density, SRS discarding, failure to obtain uplink carrier channel status in time, and achieve the effect of improving service reliability and accuracy
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[0040] In the LTE-A system, in order to avoid excessive discarding of sounding reference signals (SRS) and ensure the accuracy of uplink scheduling of the system, in the embodiment of the present invention, the base station determines the configuration information of the user equipment (UE), and the configuration information is used for Configure the UE to transmit SRS or transmission periodic CSI in the uplink subframe where SRS transmission exists, and then, the base station sends certain configuration information to the UE, instructing the UE to transmit in the uplink subframe where SRS transmission exists according to the received configuration information SRS or transmission period CSI; correspondingly, the UE receives the configuration information sent by the base station, the configuration information is used to configure the UE to transmit SRS or transmission period CSI in the uplink subframe where SRS transmission exists, and then, the UE and according to the received c...
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