Method and apparatus for interference management in a wireless communication system

A computer program product, comprising:

• a non-transitory computer-readable medium, comprising:
• code for causing a computer to construct resource utilization messaging that includes a request for power backoff on a specified set of resources and a function of at least one priority metric associated with the specified set of resources;
• and
• code for causing a computer to communicate the resource utilization messaging to at least one network node from which interference is observed, wherein the at least one priority metric comprises a head-of-line delay corresponding to a packet flow associated with a communication link on the specified set of resources.

A method, comprising:

• obtaining respective resource utilization messages (RUMs) requesting power backoff on a specified set of resources, the respective RUMs comprising one or more parameters constructed as a function of at least one priority metric;
• determining an extent of power backoff to be performed on the specified set of resources based on the respective RUMs and the one or more parameters constructed as a function of at least one priority metric within the respective RUMs and based on computing quality of service (QoS) changes associated with a plurality of power backoff levels on the specified set of resources;
• and
• backing off power on the specified set of resources according to a power backoff level determined to have a highest QoS change from among the plurality of power backoff levels.

A wireless communications apparatus, comprising:

• a memory that stores data relating to respective resource utilization messages (RUMs) requesting power backoff on a specified set of resources, the respective RUMs comprising one or more parameters constructed as a function of at least one priority metric;
• and
• a processor configured to:
• determine an extent of power backoff to be performed on the specified set of resources based on the respective RUMs and the one or more parameters constructed as a function of at least one priority metric within the respective RUMs;
• compute quality of service (QoS) changes associated with a plurality of power backoff levels on the specified set of resources;
• and
• back off transmit power on the specified set of resources according to a power backoff level determined to have a highest QoS change from among the plurality of power backoff levels.

An apparatus, comprising:

• means for receiving resource utilization messaging that includes a request for transmit power reduction on designated resources and a function of one or more link quality metrics associated with the designated resources;
• means for determining an amount of transmit power reduction to be applied on the designated resources based at least in part on the one or more parameters constructed as a function of at least one priority metric provided in the resource utilization messaging, wherein the means for determining comprises means for computing quality of service (QoS) changes associated with a plurality of power backoff levels on the designated resources;
• and
• means for backing off power on the designated resources according to a power backoff level determined to have a highest QoS change from among the plurality of power backoff levels.

A computer program product, comprising:

• a non-transitory computer-readable medium, comprising:
• code for causing a computer to receive resource utilization messaging that includes a request for transmit power reduction on designated resources and a function of one or more link quality metrics associated with the designated resources;
• code for causing a computer to determine an amount of transmit power reduction to be applied on the designated resources based at least in part on the one or more parameters constructed as a function of at least one priority metric provided in the resource utilization messaging, wherein the code for causing a computer to determine comprises code for causing a computer to compute quality of service (QoS) changes associated with a plurality of power backoff levels on the designated resources;
• and
• code for causing a computer to back off transmit power on the designated resources according to a power backoff level determined to have a highest QoS change from among the plurality of power backoff levels.

A computer program product, comprising:

• a non-transitory computer-readable medium, comprising:
• code for causing a computer to construct resource utilization messaging that includes a request for power backoff on a specified set of resources and a function of at least one priority metric associated with the specified set of resources;
• and
• code for causing a computer to communicate the resource utilization messaging to at least one network node from which interference is observed, wherein the at least one priority metric comprises a head-of-line delay corresponding to a queue length corresponding to a packet flow associated with the communication link.

A method, comprising:

• identifying one or more priority parameters associated with a communication link and a designated set of resources for communication via the communication link;
• constructing a resource utilization message (RUM), the RUM comprising a request for reduction of transmit power on the designated set of resources and a function of the one or more priority parameters;
• and
• communicating the RUM to at least one interfering network node, wherein the one or more priority parameters comprise a burst size of a packet flow associated with the communication link.

A computer program product, comprising:

• a non-transitory computer-readable medium, comprising:
• code for causing a computer to construct resource utilization messaging that includes a request for power backoff on a specified set of resources and a function of at least one priority metric associated with the specified set of resources;
• and
• code for causing a computer to communicate the resource utilization messaging to at least one network node from which interference is observed, wherein the at least one priority metric comprises a head-of-line delay corresponding to a burst size of a packet flow associated with the communication link.

A method, comprising:

• identifying one or more priority parameters associated with a communication link and a designated set of resources for communication via the communication link;
• constructing a resource utilization message (RUM), the RUM comprising a request for reduction of transmit power on the designated set of resources and a function of the one or more priority parameters;
• and
• communicating the RUM to at least one interfering network node, wherein the one or more priority parameters comprise a delay target for packet flow associated with a communication link on the specified set of resources.

A computer program product, comprising:

• a non-transitory computer-readable medium, comprising:
• code for causing a computer to construct resource utilization messaging that includes a request for power backoff on a specified set of resources and a function of at least one priority metric associated with the specified set of resources;
• and
• code for causing a computer to communicate the resource utilization messaging to at least one network node from which interference is observed, wherein the at least one priority metric comprises a head-of-line delay corresponding to a delay target for packet flow associated with a communication link on the specified set of resources.

A method, comprising:

• identifying one or more priority parameters associated with a communication link and a designated set of resources for communication via the communication link;
• constructing a resource utilization message (RUM), the RUM comprising a request for reduction of transmit power on the designated set of resources and a function of the one or more priority parameters;
• and
• communicating the RUM to at least one interfering network node, wherein the one or more priority parameters comprise a packet flow associated with a communication link on the specified set of resources.