Method and system for interference suppression using information from non-listened base stations

A wireless communication device, comprising:

• a receiver configured to receive a signal including a plurality of multipath component signals that correspond to a plurality of source-specific signals from at least one listened base transceiver station (BTS) and at least one non-listened BTS;
• an interference cancellation module configured to separately process the plurality of multipath component signals according to signal source information associated with the plurality of source-specific signals, and utilizing a plurality of interference cancellation parameters to provide an interference suppressed signal;
• and
• a processor configured to generate the plurality of interference cancellation parameters corresponding to the plurality of multipath component signals;
• wherein the processor is further configured to compute a plurality of channel estimate values utilizing information within the plurality of multipath component signals and to apply a rake receiver weighting corresponding to the plurality of multipath component signals to the plurality of channel estimate values to compute the plurality of interference cancellation parameters.

A wireless communication device, comprising:

• a rake receiver configured to provide signal source information corresponding to a plurality of multipath component signals that constitute a received signal;
• a processor configured to generate a plurality of interference cancellation parameters corresponding to the plurality of multipath component signals:
• an interference cancellation module configured to separately process the plurality of multipath component signals according to the s gnal source information utilizing the plurality of interference cancellation parameters to provide a plurality of estimated interference signals;
• an interpolator configured to provide a plurality of interpolated estimated interference signals based on the plurality of estimated interference signals;
• and
• a subtractor configured to subtract the plurality of interpolated estimated interference signals from the received signal to provide an interference suppressed version of the received signal.

A method for signal processing in a wireless communication device, comprising:

• allocating a plurality of multipath component signals that constitute a received signal to separate processing modules according to a source of the plurality of multipath component signals;
• weighting the plurality of multipath component signals according to a plurality of respective signal metrics to generate an estimated component signal of the received signal;
• and
• subtracting the estimated component signal from the received signal to generate an interference suppressed version of the received signal.

A wireless communication device, comprising:

• a receiver configured to receive a plurality of multipath signals that constitute a received signal generated from a plurality of base transceiver stations;
• an interference cancellation module comprising a plurality of processing modules, wherein a first processing module is configured to process a first subset of the multipath signals that are generated from a first base transceiver station of the plurality of base transceiver stations, and to utilize a scrambling code corresponding to the first base transceiver station to generate a first estimated component signal of the received signal corresponding to the first base transceiver station;
• and
• a subtractor configured to subtract the first estimated component signal from the received signal to provide an interference suppressed version of the received signal.