Transceiver method in a radio system and a radio system

A transceiver method in a radio system using several antennas for at least one of a signal transmission and a signal reception propagating through a radio channel, and wherein the radio system comprises a transceiver of a first type and at least one transceiver of a second type, the method comprising:

• transmitting a signal of at least one type by a transceiver of a second type by using at least one antenna;
• receiving a signal by a transceiver of a first type by using at least two antennas of different polarizations;
• performing measurements of the received signal by the transceiver of the first type to determine a polarization of the received signal;
• signalling measured data by the transceiver of the first type to the transceiver of the second type;
• determining a polarization of the transceiver of the second type based on the measured data received from polarization determination measurements of the polarization of the received signal;
• adjusting the signal transmitted by the transceiver of the second type to match the polarization of the signal transmitted by the transceiver of the second type with the polarization used by the transceiver of the first type;
• transmitting at least two polarization-matched signals by the transceiver of the second type, wherein one signal of the at least two polarization-matched signals is polarized orthogonally relative to another signal of the at least two polarization-matched signals, and wherein the at least two polarization-matched signals comprise different data streams with different content;
• and
• receiving the at least two polarization-matched signals by the transceiver of the first type by using at least two antennas of different polarizations.

A radio system comprising at least two transceivers, wherein the at least two transceivers comprise several antennas for at least one of a transmission and a reception of a signal propagating through a radio channel, at least one of the transceivers further comprising:

• means for generating signals polarized in at least two different manners;
• means for transmitting at least two signals polarized in different manners;
• means for receiving at least two signals polarized in different manners;
• means for performing measurements of the at least two received signals to determine a polarization of the at least two received signals;
• and
• means for adjusting the at least two transmitted signals based upon the polarization of the at least two received signals, wherein the polarization of the at least two received signals is determined based on measured data, wherein the means for adjusting match the polarizations of the at least two transmitted signals of different polarizations with a polarization used by another transceiver and outputting at least two polarization-matched signals indicative thereof, and wherein the at least two polarization-matched signals comprise different data streams with different content.

A radio system comprising at least two transceivers, wherein the at least two transceivers comprise several antennas for at least one of a transmission and a reception of a signal propagating through a radio channel, at least one of the transceivers further comprising:

• means for generating signals polarized in at least two different manners;
• means for transmitting at least two signals polarized in different manners;
• means for receiving at least two signals polarized in different manners;
• means for receiving, from another transceiver, measured data of measurements performed to determine a polarization;
• and
• means for adjusting the at least two transmitted signals based upon at least one signal of the at least two received signals determined based on the measured data, wherein the means for adjusting match polarizations of the at least two transmitted signals of different polarizations with a polarization used by the another transceiver and outputting at least two polarization-matched signals indicative thereof, and wherein the at least two polarization-matched signals comprise different data streams with different content.

A radio system comprising at least two transceivers, wherein at least one transceiver comprises several antennas for at least one of a transmission and a reception of a signal propagating through a radio channel, the at least one transceiver further comprising:

• means for receiving at least two signals polarized in different manners;
• means for performing measurements of the at least two received signals to determine a polarization;
• means for transmitting different data streams by using different polarization-matched signals, wherein one signal of the at least two polarization-matched signals is orthogonally polarized relative to another signal of the at least two polarization-matched signals, and wherein the at least two polarization-matched signals comprise different data streams with different content;
• and
• means for signalling measured data to another transceiver.

A radio system comprising at least two transceivers, wherein the at least two transceivers comprise several antennas for at least one of a transmission and a reception of a signal propagating through a radio channel, at least one of the transceivers further comprising:

• a first control unit configured to generate signals polarized in at least two different manners;
• a first transmitter configured to transmit at least two signals polarized in different manners;
• a receiver configured to receive at least two signals polarized in different manners;
• a second control unit configured to perform measurements of the at least two received signals to determine a polarization of the at least two received signals;
• a third control unit configured to adjust the at least two transmitted signals based upon the polarization of the at least two received signals, wherein the polarization of the at least two received signals is determined based on measured data;
• a fourth control unit configured to match the polarizations of the at least two transmitted signals of different polarizations with a polarization used by another transceiver and to output at least two polarization-matched signals indicative thereof, wherein the at least two polarization-matched signals comprise different data streams with different content;
• and
• a second transmitter configured to transmit the different data streams.

A radio system comprising at least two transceivers, wherein the at least two transceivers comprise several antennas for at least one of a transmission and a reception of a signal propagating through a radio channel, at least one of the transceivers further comprising:

• a first control unit configured to generate signals polarized in at least two different manners;
• a first transmitter configured to transmit at least two signals polarized in different manners;
• a first receiver configured to receive at least two signals polarized in different manners;
• a second receiver configured to receive, from another transceiver, measured data of measurements performed to determine a polarization;
• a second control unit configured to adjust the at least two transmitted signals based upon at least one signal of the at least two received signals determined based on the measured data;
• a third control unit configured to match the polarizations of the at least two transmitted signals of different polarizations with a polarization used by another transceiver and to output at least two polarization-matched signals indicative thereof, wherein the at least two polarization-matched signals comprise different data streams with different content;
• and
• a second transmitter configured to transmit the different data streams.

A radio system comprising at least two transceivers, wherein at least one transceiver comprises several antennas for at least one of a transmission and a reception of a signal propagating through a radio channel, the at least one transceiver further comprising:

• a receiver configured to receive at least two signals polarized in different manners;
• a first control unit configured to perform measurements of the at least two received signals to determine a polarization;
• a transmitter configured to transmit different data streams by using different polarization-matched signals;
• a second control unit configured to orthogonally polarize one signal of the at least two polarization-matched signals relative to another signal of the at least two polarization-matched signals, wherein the at least two polarization-matched signals comprise different data streams with different content;
• and
• a signalling unit configured to signal measured data to another transceiver.