RECEIVE FILTER INDICATION FOR DOWNLINK TRANSMISSIONS

Title:

RECEIVE FILTER INDICATION FOR DOWNLINK TRANSMISSIONS

Document Type and Number:

WIPO Patent Application WO/2019/173970

Kind Code:

A1

Abstract:

Certain aspects of the present disclosure provide techniques and apparatus for dynamic switching between non-codebook based and codebook based uplink transmission schemes. An exemplary method generally includes transmitting sounding reference signals (SRSs), to a base station (BS), via one or more SRS resources, wherein each SRS resource comprises one or more SRS ports; receiving, from the BS, an SRS resource indicator (SRI) that indicates one or more of the SRS resources, wherein the one or more SRS ports of the indicated SRS resources are used by the BS to derive a downlink (DL) transmit signal; and receiving the DL transmit signal from the BS based on the SRI.

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Inventors:

HAO CHENXI (US)
ZHANG YU (US)
XU HAO (US)
CHEN WANSHI (US)
GAAL PETER (US)

Application Number:

PCT/CN2018/078858

Publication Date:

September 19, 2019

Filing Date:

March 13, 2018

Export Citation:

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Assignee:

QUALCOMM INC (US)
HAO CHENXI (CN)
ZHANG YU (CN)
XU HAO (CN)
CHEN WANSHI (US)
GAAL PETER (US)

International Classes:

H04W72/04

Domestic Patent References:

WO2017026865A1	2017-02-16
WO2011082576A1	2011-07-14
WO2012092875A1	2012-07-12

Attorney, Agent or Firm:

NTD PATENT & TRADEMARK AGENCY LIMITED (CN)

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