Dual-polarization FBMC in wireless communication systems

A data transmission device, comprising:

• a wireless transmitter;
• a pair of respective transmission antenna associated with the wireless transmitter;
• a processor;
• and
• a memory including program code executable by the processor, the program code including code for causing the processor to:
• receive a plurality of information symbols;
• encode an N×M array containing the plurality of information symbols into a dual-polarization array of modulation symbols, with the encode using at least one of time-polarization division multiplexing (TPDM), frequency-polarization division multiplexing (FPDM), and time-frequency-polarization division multiplexing (TFPDM);
• and
• transmit the dual-polarization array of modulation symbols using two mutually orthogonal waveforms respectively transmitted via said pair of respective transmission antenna;
• wherein N and M are each integers greater than zero.

A method of communicating data via a filterbank multicarrier (FBMC) communication system, the method comprising:

• receiving a plurality of information symbols;
• encoding an N×M array containing the plurality of information symbols into a dual-polarization array of modulation symbols;
• transmitting the dual-polarization array of modulation symbols using two mutually orthogonal waveforms respectively transmitted via respective antenna;
• and
• subsequently receiving transmitted orthogonal waveforms;
• wherein said encoding uses at least one of time-polarization division multiplexing (TPDM), frequency-polarization division multiplexing (FPDM), and time-frequency-polarization division multiplexing (TFPDM);
• and
• N and M are each integers greater than zero.

A filterbank multicarrier (FBMC) data communications system, comprising:

• a wireless transmitter;
• a receiver;
• a pair of respective transmission antenna associated with the wireless transmitter;
• a pair of respective receiving antenna associated with the receiver;
• a processor;
• and
• a memory including program code executable by the processor, the program code including code for causing the processor to:
• receive a plurality of information symbols;
• encode an N×M array containing the plurality of information symbols into a dual-polarization array of modulation symbols, with the encode using at least one of time-polarization division multiplexing (TPDM), frequency-polarization division multiplexing (FPDM), and time-frequency-polarization division multiplexing (TFPDM);
• transmit the dual-polarization array of modulation symbols using two mutually orthogonal waveforms respectively transmitted via said pair of respective transmission antenna;
• and
• subsequently receive transmitted orthogonal waveforms via said pair of respective receiving antenna;
• and
• wherein N and M are each integers greater than zero.

A method of communicating data over a communication channel, the method comprising:

• receiving two mutually orthogonal waveforms on respective vertical and horizontal polarization or other orthogonally polarized receiver antennas;
• demodulating the two orthogonal waveforms to recover an estimate of a two-dimensional array of modulation symbols;
• and
• decoding the two-dimensional array of modulation symbols in order to generate an estimate of an N×M array containing a plurality of information symbols, the N×M array having been encoded prior to transmission of the orthogonal waveforms by using at least one of time-polarization division multiplexing (TPDM), frequency-polarization division multiplexing (FPDM), and time-frequency-polarization division multiplexing (TFPDM);
• and
• wherein N and M are each integers greater than zero.

An apparatus for communicating data over a communication channel, the apparatus comprising:

• a receiver front end, the receiver front end being configured to receive two mutually orthogonal waveforms;
• a demodulator configured to generate an estimate of a two-dimensional array of modulation symbols;
• and
• a decoder operative for performing an inverse of encoding of an N×M array containing a plurality of information symbols, the N×M array having been encoded prior to transmission of the orthogonal waveforms by using at least one of time-polarization division multiplexing (TPDM), frequency-polarization division multiplexing (FPDM), and time-frequency-polarization division multiplexing (TFPDM);
• and
• wherein N and M are each integers greater than zero.