Sub-band precoding for inter user equipment interference mitigation

An apparatus for wireless communication at a user equipment (UE), comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• obtain a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• perform a transmission of the uplink communication, having the first type of precoding or the second type of precoding, in accordance with the configuration;
• wherein the configuration indicates to use the first type of precoding if the uplink communication is less than a distance, or less than or equal to the distance, from the one or more frequency resources for the downlink communication, or to use the second type of precoding if the uplink communication is greater than the distance, or greater than or equal to the distance, from the one or more frequency resources for the downlink communication.

An apparatus for wireless communication at a user equipment (UE), comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• obtain a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• perform a transmission of the uplink communication, having the first type of precoding or the second type of precoding, in accordance with the configuration;
• wherein the one or more processors are configured to perform the transmission of the uplink communication having the first type of precoding based at least in part on one or more frequency resources for the uplink communication being less than a distance, or less than or equal to the distance, from the one or more frequency resources for the downlink communication.

An apparatus for wireless communication at a user equipment (UE), comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• obtain a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• perform a transmission of the uplink communication, having the first type of precoding or the second type of precoding, in accordance with the configuration;
• wherein the one or more processors are configured to perform the transmission of the uplink communication having the second type of precoding based at least in part on one or more frequency resources for the uplink communication being greater than a distance, or greater than or equal to the distance, from the one or more frequency resources for the downlink communication.

An apparatus for wireless communication at a user equipment (UE), comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• obtain a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• perform a transmission of the uplink communication, having the first type of precoding or the second type of precoding, in accordance with the configuration;
• wherein the one or more frequency resources for the downlink communication are allocated for use by a second UE;
• and
• wherein the one or more processors are further configured to receive an indication from the second UE of whether a downlink communication is scheduled in the one or more frequency resources for the downlink communication.

An apparatus for wireless communication at a user equipment (UE), comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• obtain a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• perform a transmission of the uplink communication, having the first type of precoding or the second type of precoding, in accordance with the configuration;
• wherein the configuration indicates whether to use the first type of precoding or the second type of precoding based at least in part on a physical distance between the UE and a second UE.

An apparatus for wireless communication at a base station, comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• transmit, to a user equipment (UE), a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• receive, from the UE, a transmission of the uplink communication having the first type of precoding or the second type of precoding;
• wherein the configuration indicates to use the first type of precoding or the second type of precoding, for the uplink communication, based at least in part on a distance of one or more frequency resources for the uplink communication from the one or more frequency resources for the downlink communication.

An apparatus for wireless communication at a base station, comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• transmit, to a user equipment (UE), a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• receive, from the UE, a transmission of the uplink communication having the first type of precoding or the second type of precoding;
• wherein the one or more processors are further configured to receive an indication from the second UE of whether a downlink communication is scheduled in the one or more frequency resources for the downlink communication.

An apparatus for wireless communication at a base station, comprising:

• a memory;
• and
• one or more processors, coupled to the memory, configured to:
• transmit, to a user equipment (UE), a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• receive, from the UE, a transmission of the uplink communication having the first type of precoding or the second type of precoding;
• wherein the configuration indicates whether to use the first type of precoding or the second type of precoding based at least in part on a physical distance between the UE and a second UE.

A method of wireless communication performed by a user equipment (UE), comprising:

• obtaining a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• performing a transmission of the uplink communication, having the first type of precoding or the second type of precoding, in accordance with the configuration;
• wherein the configuration indicates to use the first type of precoding or the second type of precoding, for the uplink communication, based at least in part on a distance of one or more frequency resources for the uplink communication from the one or more frequency resources for the downlink communication.

A method of wireless communication performed by a base station, comprising:

• transmitting, to a user equipment (UE), a configuration that indicates to use a first type of precoding or a second type of precoding, for an uplink communication, based at least in part on one or more frequency resources for a downlink communication;
• and
• receiving, from the UE, a transmission of the uplink communication having the first type of precoding or the second type of precoding;
• wherein the configuration indicates to use the first type of precoding or the second type of precoding, for the uplink communication, based at least in part on a distance of one or more frequency resources for the uplink communication from the one or more frequency resources for the downlink communication.