Multi-point equalization framework for coordinated multi-point transmission

An apparatus for wireless communication, comprising:

• memory for storing instructions configured to provide distributed scheduling and distributed signal computation for coordinated multipoint (CoMP) wireless communication;
• and
• a data processor for executing modules that implement the instructions, the modules comprising:
• a receiving module that obtains a first set of channel state information (CSI) from a user equipment (a UE) served by the apparatus that pertains to wireless channels between the UE and base stations within a reporting set of base stations, and that obtains a second set of CSI from a backhaul reporting set of base stations pertaining to wireless channels between respective base stations of the backhaul reporting set and a set of UEs expected to be affected by a CoMP transmission to the UE;
• and
• a distribution module that forwards respective transmission parameters of the CoMP transmission computed by the apparatus to a transmitting set of base stations participating in the CoMP transmission.

An apparatus for wireless communication, comprising:

• means for receiving a first set of channel state information (CSI) from a set of user equipments (UEs) served by a node of a wireless network;
• means for scheduling a coordinated multipoint (CoMP) transmission for a UE of the set of UEs based on the set of CSI;
• and
• means for calculating, at the node, transmission coefficients for a plurality of signals of the CoMP transmission to be transmitted by respective nodes of the wireless network.

At least one processor configured for wireless communication, comprising:

• a first module that receives a first set of channel state information (CSI) from a set of user equipments (UEs) served by a node of a wireless network;
• a second module that schedules a coordinated multipoint (CoMP) transmission for a UE of the set of UEs based on the set of CSI;
• and
• a third module that calculates, at the node, transmission coefficients for a plurality of signals of the CoMP transmission to be transmitted by respective nodes of the wireless network.

A computer program product, comprising:

• a computer-readable medium, comprising:
• a first set of codes for causing a computer to receive a first set of channel state information (CSI) from a set of user equipments (UEs) served by a node of a wireless network;
• a second set of codes for causing the computer to schedule a coordinated multipoint (CoMP) transmission for a UE of the set of UEs based on the set of CSI;
• and
• a third set of codes for causing the computer to calculate, at the node, transmission coefficients for a plurality of signals of the CoMP transmission to be transmitted by respective nodes of the wireless network.

A method of wireless communication, comprising:

• obtaining channel state information (CSI) for a set of UEs served by a node of a wireless network;
• submitting a metric of the CSI to a second node of the wireless network, wherein the node and the second node are included within at least one semi-static backhaul reporting set of base stations pertaining to coordinated multipoint (CoMP) wireless communication;
• and
• receiving data and transmission coefficients for one signal of the CoMP wireless communication, wherein the transmission coefficients are computed by the second node.

An apparatus for wireless communication, comprising:

• memory for storing instructions configured to provide distributed scheduling and backhaul reporting for coordinated multipoint (CoMP) wireless communication;
• and
• a data processor for executing modules that implement the instructions, the modules comprising:
• an uplink module that obtains channel state information (CSI) for a set of UEs served by a node of a wireless network;
• a distribution module that submits a metric of the CSI to a second node of the wireless network, wherein the node and the second node are included within at least one semi-static backhaul reporting set of base stations pertaining to the CoMP wireless communication;
• a receiving module that obtains data and transmission coefficients for one signal of the CoMP wireless communication, wherein the transmission coefficients are computed by the second node.

An apparatus for wireless communication, comprising:

• means for obtaining channel state information (CSI) for a set of UEs served by a node of a wireless network;
• means for submitting a metric of the CSI to a second node of the wireless network, wherein the node and the second node are included within at least one semi-static backhaul reporting set of base stations pertaining to coordinated multipoint (CoMP) wireless communication;
• and
• means for receiving data and transmission coefficients for one signal of the CoMP wireless communication, wherein the transmission coefficients are computed by the second node.

At least one processor configured for wireless communication, comprising:

• a first module that obtains channel state information (CSI) for a set of UEs served by a node of a wireless network;
• a second module that submits a metric of the CSI to a second node of the wireless network, wherein the node and the second node are included within at least one semi-static backhaul reporting set of base stations pertaining to coordinated multipoint (CoMP) wireless communication;
• and
• a third module that receives data and transmission coefficients for one signal of the CoMP wireless communication, wherein the transmission coefficients are computed by the second node.

A computer program product, comprising:

• a computer-readable medium, comprising:
• a first set of codes for causing a computer to obtain channel state information (CSI) for a set of UEs served by a node of a wireless network;
• a second set of codes for causing the computer to submit a metric of the CSI to a second node of the wireless network, wherein the node and the second node are included within at least one semi-static backhaul reporting set of base stations pertaining to coordinated multipoint (CoMP) wireless communication;
• and
• a third set of codes for causing the computer to receive data and transmission coefficients for one signal of the CoMP wireless communication, wherein the transmission coefficients are computed by the second node.

A method of wireless communication, comprising:

• measuring received wireless signals from a set of neighboring base stations;
• identifying a set of wireless signals of the received wireless signals that are above a minimum threshold signal strength that is related to a target carrier to residual interference level;
• determining channel state information (CSI) for the set of wireless signals;
• and
• calculating channel quality information (CQI) from the CSI independent of scheduling decisions of the set of neighboring base stations.

An apparatus for wireless communication, comprising:

• memory for storing instructions to facilitate distributed scheduling for coordinated multipoint (CoMP) transmission;
• and
• a data processor for executing modules that implement the instructions, the modules comprising:
• an analysis module that measures received wireless signals from a set of neighboring base stations and that identifies a set of wireless signals of the received wireless signals that are above a minimum threshold signal strength related to a target carrier to residual interference level;
• a computation module that determines channel state information (CSI) for the set of wireless signals and calculates channel quality information (CQI) from the CSI independent of scheduling decisions of the set of neighboring base stations.

An apparatus for of wireless communication, comprising:

• means for measuring received wireless signals from a set of neighboring base stations;
• means for identifying a set of wireless signals of the received wireless signals that are above a minimum threshold signal strength that is related to a target carrier to residual interference level;
• means for determining channel state information (CSI) for the set of wireless signals;
• and
• means for calculating channel quality information (CQI) from the CSI independent of scheduling decisions of the set of neighboring base stations.

At least one processor configured for wireless communication, comprising:

• a first module that measures received wireless signals from a set of neighboring base stations;
• a second module that identifies a set of wireless signals of the received wireless signals that are above a minimum threshold signal strength that is related to a target carrier to residual interference level;
• a third module that determines channel state information (CSI) for the set of wireless signals;
• and
• a fourth module that calculates channel quality information (CQI) from the CSI independent of scheduling decisions of the set of neighboring base stations.

A computer program product, comprising:

• a computer-readable medium, comprising:
• a first set of codes for causing a computer to measure received wireless signals from a set of neighboring base stations;
• a second set of codes for causing the computer to identify a set of wireless signals of the received wireless signals that are above a minimum threshold signal strength that is related to a target carrier to residual interference level;
• a third set of codes for causing the computer to determine channel state information (CSI) for the set of wireless signals;
• and
• a fourth set of codes for causing the computer to calculate channel quality information (CQI) from the CSI independent of scheduling decisions of the set of neighboring base stations.