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Title:
UPLINK MULTIPLE-INPUT MULTIPLE-OUTPUT (MIMO) SCHEDULING USING BEAMFORMED REFERENCE SIGNALS
Document Type and Number:
WIPO Patent Application WO/2018/028693
Kind Code:
A1
Abstract:
Aspects of the present disclosure provide methods and apparatus for selecting beamforming parameters for uplink transmissions based on an uplink reference signal. An example method generally includes identifying one or more parameters for beamformed transmission to a transmit receive point (TRP), transmitting a reference signal using beamforming in accordance with the identified parameters, and receiving, from the TRP in response to the reference signal, signaling for adjusting the one or more parameters for one or more subsequent beamformed transmissions.

Inventors:
SUNDARARAJAN JAY KUMAR (US)
BHUSHAN NAGA (US)
SUN HAITONG (US)
JI TINGFANG (US)
ZHANG YU (US)
CHEN WANSHI (US)
Application Number:
PCT/CN2017/097197
Publication Date:
February 15, 2018
Filing Date:
August 11, 2017
Export Citation:
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Assignee:
QUALCOMM INC (US)
SUNDARARAJAN JAY KUMAR (US)
BHUSHAN NAGA (US)
SUN HAITONG (US)
JI TINGFANG (US)
ZHANG YU (CN)
CHEN WANSHI (US)
International Classes:
H04B7/04
Foreign References:
US20130258972A12013-10-03
CN105007126A2015-10-28
CN101741446A2010-06-16
CN101610104A2009-12-23
US20090023956A12009-01-22
US20120120884A12012-05-17
Other References:
See also references of EP 3497804A4
Attorney, Agent or Firm:
NTD PATENT & TRADEMARK AGENCY LIMITED (CN)
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