Reference signal configurations for uplink beam selection

A method for wireless communication, comprising:

• transmitting information that indicates a plurality of sounding reference signal resource sets;
• transmitting a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets, and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• receiving the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.

An apparatus for wireless communication, comprising:

• at least one processor, memory coupled with the at least one processor;
• and
• instructions stored in the memory and executable by the at least one processor to cause the apparatus to:
• receive information that indicates a plurality of sounding reference signal resource sets;
• receive a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets, and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• transmit the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.

An apparatus for wireless communication, comprising:

• at least one processor,
• memory coupled with the at least one processor;
• and
• instructions stored in the memory and executable by the at least one processor to cause the apparatus to:
• transmit information that indicates a plurality of sounding reference signal resource sets;
• transmit a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets, and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• receive the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.

An apparatus for wireless communication, comprising:

• means for receiving information that indicates a plurality of sounding reference signal resource sets;
• means for receiving a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• means for transmitting the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.

An apparatus for wireless communication, comprising:

• means for transmitting information that indicates a plurality of sounding reference signal resource sets;
• means for transmitting a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets, and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• means for receiving the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.

A non-transitory computer-readable medium storing code for wireless communication, the code comprising instructions executable by a processor to:

• receive information that indicates a plurality of sounding reference signal resource sets;
• receive a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets, and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• transmit the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.

A non-transitory computer-readable medium storing code for wireless communication, the code comprising instructions executable by a processor to:

• transmit information that indicates a plurality of sounding reference signal resource sets;
• transmit a downlink control information message that schedules an uplink transmission, wherein a first field of the downlink control information message comprises an indication of a selected sounding reference signal resource set, wherein the selected sounding reference signal resource set is included in the plurality of sounding reference signal resource sets and wherein a second field of the downlink control information message comprises an indication of one or more selected sounding reference signal resources, wherein each selected sounding reference signal resource is included in the selected sounding reference signal resource set;
• and
• receive the uplink transmission based at least in part on the one or more selected sounding reference signal resources and via a beam direction associated with the selected sounding reference signal resource set.