Method and system for improved cross polarization rejection and tolerating coupling between satellite signals

A system for wireless communication, the system comprising:

• one or more circuits on a chip comprising one or more RF paths, wherein said one or more circuits are operable to:
• receive radio frequency (RF) signals comprising a desired signal and at least one crosstalk signal;
• down-convert the received RF signals to baseband frequencies;
• convert the down-converted signals to digital signals;
• determine crosstalk between channels in the received RF signals by calculating complex coupling coefficients between the received RF signals utilizing a de-correlation algorithm across a frequency bandwidth comprising said desired and crosstalk signals, wherein said crosstalk is approximated as linear within said frequency bandwidth for said calculating complex coupling coefficients and said crosstalk is represented as a sum of an average term and a linearly varying term;
• and
• extract data communicated by said desired signal by utilizing said complex coupling coefficients to cancel the crosstalk between said channels in the received RF signals.

A method for wireless communication, the method comprising:

• receiving radio frequency (RF) signals on a chip, said RF signals comprising a desired signal and at least one crosstalk signal;
• down-converting the received RF signals to baseband frequencies;
• converting the down-converted signals to digital signals;
• determining crosstalk between channels in the received RF signals by calculating complex coupling coefficients between the received RF signals utilizing a de-correlation algorithm across a frequency bandwidth comprising said desired and crosstalk signals, said crosstalk being approximated as linear within said frequency bandwidth for said calculating complex coupling coefficients, wherein the de-correlation algorithm comprises a blind source separation algorithm and said crosstalk is represented as a sum of an average term and a linearly varying term;
• and
• extracting data communicated by said desired signal by utilizing said complex coupling coefficients to cancel the crosstalk between said channels in the received RF signals.

A system for wireless communication, the system comprising:

• one or more circuits on a chip comprising one or more RF paths, wherein said one or more circuits are operable to:
• receive radio frequency (RF) signals comprising a desired signal and at least one crosstalk signal;
• down-convert the received RF signals to baseband frequencies;
• convert the down-converted signals to digital signals;
• determine crosstalk between channels in the received RF signals by calculating complex coupling coefficients between the received RF signals utilizing a de-correlation algorithm across a frequency bandwidth comprising said desired and crosstalk signals, said crosstalk being approximated as linear within said frequency bandwidth for said calculating complex coupling coefficients and said crosstalk being represented as a sum of an average term and a linearly varying term, wherein the de-correlation algorithm comprises a blind source separation algorithm;
• and
• extract data communicated by said desired signal by utilizing said complex coupling coefficients to cancel the crosstalk between said channels in the received RF signals.