WO2016180116A1 - Method and device for using beam - Google Patents
Method and device for using beam Download PDFInfo
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- WO2016180116A1 WO2016180116A1 PCT/CN2016/078719 CN2016078719W WO2016180116A1 WO 2016180116 A1 WO2016180116 A1 WO 2016180116A1 CN 2016078719 W CN2016078719 W CN 2016078719W WO 2016180116 A1 WO2016180116 A1 WO 2016180116A1
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- frequency band
- signal
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- frequency
- channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
Definitions
- This application relates to, but is not limited to, the field of wireless communications.
- the millimeter wave band can provide large-bandwidth wireless transmission.
- the millimeter wave has good directivity, and it is easy to obtain the advantage of large-bandwidth continuous spectrum.
- the millimeter wave also has difficulty in beam-orientation at the transceiver end, and communication at the transceiver end. The link is vulnerable to occlusion blocking.
- the first device and the second device communicate through a low frequency band communication link to determine a search angle; then, the first device is in a direction indicated by the search angle.
- Generating a first millimeter wave signal to search the second device wherein the first millimeter wave signal is a high frequency millimeter wave signal; and then, the first device receives feedback information sent by the second device, The second device sends the feedback information after receiving the first millimeter wave signal in a direction indicated by the search angle; and then, after receiving the feedback information, the first device determines
- the second device implements millimeter wave phased array beam alignment in a direction indicated by the search angle.
- the related art only selects available frequency bands in the high and low frequency bands to establish a communication link, lacks cooperation between frequency bands, and cannot quickly recognize the channel state of the millimeter wave band, that is, cannot dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby causing The alignment of the beam at the transceiver end is low.
- This paper provides a beam using method and device, which can improve the alignment rate of the beam at the transceiver end.
- a method of using a beam comprising:
- the first frequency band and the second frequency band include at least one of the following frequency band combinations:
- the first frequency band is a frequency band having a frequency lower than 5 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz
- the first frequency band is a frequency band having a frequency lower than 10 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz
- the first frequency band is a frequency band having a frequency lower than 20 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz
- the first frequency band is a frequency band having a frequency lower than 30 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz
- the first frequency band is a frequency band having a frequency lower than 40 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz
- the first frequency band is a radio wave band having a frequency lower than 80 GHz
- the second frequency band is a light wave band having a wavelength greater than 300 nm.
- the method for performing visible channel identification between the first communication end and the second communication end by using the first frequency band includes:
- the first communication end transmits the first signal on the first frequency band; or the first communication end transmits the first signal and the second signal on the first frequency band;
- Sub-step two corresponding to the first communication end transmitting a first signal on a first frequency band, and the second communication end receiving the first signal by using two or more antennas;
- the first communication end transmitting the first signal and the second signal on the first frequency band, and the second communication end receiving the first and second signals by using two or more antennas;
- Sub-step three corresponding to the first communication end transmitting the first signal on the first frequency band, and acquiring the correlation of the first signal on the receiving antenna used by the second communication end;
- the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end Transmitting the first and second signals on the first frequency band to obtain a variance of the first signal on the receiving antenna used by the second communication end;
- Sub-step four corresponding to the first communication end transmitting the first signal on the first frequency band, determining whether the correlation between the different receiving antennas used by the first signal at the second communication end is greater than a visible channel correlation threshold, If yes, the channel between the transceivers is determined as a visible channel;
- the rank number of the correlation matrix between the different receiving antennas used by the first and second signals at the second communication end is equal to 1, if , the channel between the transceivers is determined to be a visible channel;
- the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining that the first signal is used by the second communication end Whether the variance of the signal strength on different receiving antennas is smaller than the visible channel variance threshold, and if so, the channel between the transmitting and receiving terminals is determined as a visible channel.
- the method for determining whether the rank of the correlation matrix between different receiving antennas used by the first signal and the second signal at the second communication end is equal to 1 includes the following steps:
- the judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
- the transmitting the service data by using the second frequency band between the first communication end and the second communication end includes the following steps:
- the first communication end sends the following at least one type of control information to the second communication end by using the first frequency band:
- Service data transmission channel indication information the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
- Non-visible channel NLOS indication information
- a beam direction adjustment indication information on the second frequency band including an adjustment direction and/or an adjustment amount of a beam direction of the first communication end on the second frequency band
- the second communication end sends the following at least one type of control information to the first communication end by using the first frequency band:
- Service data transmission channel indication information the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
- Non-visible channel NLOS indication information
- the beam direction adjustment indication information on the second frequency band including an adjustment direction and/or an adjustment amount of the beam direction of the second communication end on the second frequency band.
- the method further includes: beam pointing guidance on the second frequency band;
- the beam pointing guidance on the second frequency band includes the following steps:
- the beam is directed to the first communication end, or a beam directed to the first communication end is selected from the beams on the second frequency band of the second communication end using at least one of the azimuth and elevation angles.
- the measuring, in the first frequency band, at least one of an azimuth and a tilt angle of the second communication end relative to the first communication end including:
- Acquiring amplitude and/or phase information of the second communication end transmit signal on the first frequency band using the antenna array at the first communication end, and estimating the azimuth or pitch angle using the amplitude and/or phase information;
- the measuring at least one of an azimuth and a tilt angle of the first communication end relative to the second communication end on the first frequency band includes:
- Acquiring amplitude and/or phase information of the first communication end transmit signal on the first frequency band using the antenna array at the second communication end, using the amplitude and/or phase information to estimate the azimuth or pitch angle;
- a beam using device is applied to a communication end, comprising: a visible channel identification module, and a traffic channel configuration module on a second frequency band; wherein
- the visible channel identification module is configured to: perform visible channel identification between the first frequency band and the opposite end;
- the traffic channel configuration module on the second frequency band is configured to: after the visible channel is identified by using the first frequency band, use the second frequency band to transmit service data with the opposite end;
- the first frequency band and the second frequency band include at least one of the following frequency band combinations:
- the first frequency band is a frequency band having a frequency lower than 5 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz
- the first frequency band is a frequency band having a frequency lower than 10 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz
- the first frequency band is a frequency band having a frequency lower than 20 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz
- the first frequency band is a frequency band having a frequency lower than 30 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz
- the first frequency band is a frequency band having a frequency lower than 40 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz
- the first frequency band is a radio wave band having a frequency lower than 80 GHz
- the second frequency band is a light wave band having a wavelength greater than 300 nm.
- the visible channel identification module includes a transmitting unit, a first receiving unit, a first acquiring unit, and a first determining unit;
- the transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
- the first receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas;
- the first acquiring unit is configured to: acquire a correlation of the first signal on a receiving antenna used by the opposite end;
- the first determining unit is configured to: determine whether a correlation between different receiving antennas used by the first signal at the opposite end is greater than a visible channel correlation threshold, and if yes, determine a channel between the transmitting and receiving ends as visible channel.
- the visible channel identification module includes a transmitting unit, a second receiving unit, a second acquiring unit, and a second determining unit;
- the transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
- the second receiving unit is configured to receive the first signal and the second signal transmitted by the opposite end by using two or more antennas;
- the second acquiring unit is configured to: acquire a correlation matrix of the first signal and the second signal on the receiving antenna used by the opposite end;
- the second determining unit is configured to: determine whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the opposite end is equal to 1, and if yes, determine the channel between the transceiver terminals as Visual channel.
- the visible channel identification module includes a transmitting unit, a third receiving unit, a third obtaining unit, and a third determining unit;
- the transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
- the third receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas; or receive the first signal of the opposite end by using two or more antennas and Second signal
- the third acquiring unit is configured to: acquire a variance of the first signal on the receiving antenna used by the opposite end;
- the third determining unit is configured to: determine whether the variance of the signal strength of the first signal used on different receiving antennas used by the opposite end is smaller than the visible channel variance threshold, and if yes, determine the channel between the transmitting and receiving ends as View channel.
- the second determining unit is configured to:
- the judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
- the traffic channel configuration module on the second frequency band is set to:
- the at least one type of control information is sent to the opposite end by using the first frequency band:
- the control information includes time/frequency resource location information occupied by the service data transmission channel on a second frequency band;
- Non-visible channel NLOS indication information
- the beam direction adjustment indication information on the second frequency band the information including the adjustment direction and/or the adjustment amount of the beam pointing to the communication terminal on the second frequency band.
- the device further includes: a beam pointing guidance module on the second frequency band, where the beam pointing guiding module is configured to:
- the beam pointing guiding module on the second frequency band is set to:
- the arrival time and/or arrival time difference information is used to estimate the azimuth or pitch angle using the arrival time and/or arrival time difference information.
- a computer readable storage medium storing computer executable instructions for performing the method of any of the above.
- visual channel identification is performed between the first communication end and the second communication end using the first frequency band; after the visible channel is identified using the first frequency band, the first communication is performed
- the second frequency band is used to transmit service data between the terminal and the second communication end; the communication terminal can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
- FIG. 1 is a schematic flow chart of an embodiment of a method for using a beam according to the present invention
- FIG. 2 is a schematic structural diagram of an embodiment of a beam using device according to the present invention.
- FIG. 3 is a schematic structural diagram of a second embodiment of a beam using device according to the present invention.
- the beam using method provided by the embodiment of the present invention can be applied when communicating between the communication terminals through the millimeter wave band and wireless optical communication.
- the beam usage method provided in this embodiment may be performed by a beam using device, where the beam using device may be separately set or may be disposed on a communication terminal, where the communication terminal may be a base station or a mobile terminal, and the device may adopt a software/hardware. achieve.
- the beam usage method and device are described in detail below.
- FIG. 1 is a schematic flowchart of a method for using a beam according to an embodiment of the present invention. As shown in FIG. 1 , the method for using the beam includes:
- Step 101 Perform visual channel identification between the first communication end and the second communication end by using the first frequency band.
- the visible channel in this embodiment includes a channel between the first communication end and the second communication end that has no occlusion state on the frequency band.
- the first frequency band and the second frequency band include at least one of the following frequency band combinations:
- the first frequency band is a frequency band having a frequency lower than 5 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz
- the first frequency band is a frequency band having a frequency lower than 10 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz
- the first frequency band is a frequency band having a frequency lower than 20 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz
- the first frequency band is a frequency band having a frequency lower than 30 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz
- the first frequency band is a frequency band having a frequency lower than 40 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz
- the first frequency band is a radio wave band having a frequency lower than 80 GHz
- the second frequency band is a light wave band having a wavelength greater than 300 nm.
- the using the first frequency band to perform visible channel identification between the first communication end and the second communication end includes:
- the first communication end transmits the first signal on the first frequency band; or the first communication end transmits the first signal and the second signal on the first frequency band;
- Sub-step two corresponding to the first communication end transmitting a first signal on a first frequency band, and the second communication end receiving the first signal by using two or more antennas;
- the first communication end transmitting the first signal and the second signal on the first frequency band, and the second communication end receiving the first and second signals by using two or more antennas;
- Sub-step three corresponding to the first communication end transmitting the first signal on the first frequency band, and acquiring the correlation of the first signal on the receiving antenna used by the second communication end;
- Sub-step four corresponding to the first communication end transmitting the first signal on the first frequency band, determining whether the correlation between the different receiving antennas used by the first signal at the second communication end is greater than a visible channel correlation threshold, If yes, the channel between the transceivers is determined as a visible channel;
- the rank number of the correlation matrix between the different receiving antennas used by the first and second signals at the second communication end is equal to 1, if , the channel between the transceivers is determined to be a visible channel;
- the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining that the first signal is used by the second communication end Whether the variance of the signal strength on different receiving antennas is smaller than the visible channel variance threshold, and if so, the channel between the transmitting and receiving ends is determined as a visible channel;
- the method for determining whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the second communication end is equal to 1 includes the following steps:
- the judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
- the following three implementation manners are provided for the first communication end to determine the visible channel on the frequency band between the second communication end and the second communication end:
- the first communication end uses at least two antennas to receive a first signal sent by the second communication end on the first frequency band; and then, the first communication end is configured according to the first Determining, by a signal, a correlation of the first signal on the at least two antennas; and then, the first communications end determines, according to the correlation, whether the correlation is greater than a visible channel correlation threshold; If yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is a channel with an occlusion state.
- the first communication end uses at least two antennas, and receives the second pass a first signal transmitted by the signal end on the first frequency band; then, the first communication end determines a variance of signal strength of the first signal on each of the antennas according to the first signal; Determining, according to the variance, whether the variance is smaller than a visible channel variance threshold; if yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is The channel that blocks the state.
- the first communication end uses at least two antennas, and receives a first signal and a second signal sent by the second communication end on the first frequency band; and then, the first communication end Determining, according to the first signal and the second signal, a correlation matrix rank number between the first signal and the second signal between each of the antennas; and then, the first communication end is configured according to the Determining the correlation matrix rank number, determining whether the correlation matrix rank number is equal to 1; if yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is an occlusion channel.
- the first communication end determines whether the correlation matrix rank number is equal to 1, and includes: using the obtained Rank Indexing Parameter (Rank Indication/Index, RI for short) data and/or precoding matrix index parameter (Precoding Matrix Indication) /Index, referred to as PMI) data is judged.
- the RI is a rank indication/index parameter adopted by the 3GPP LTE MIMO system
- the PMI is a precoding matrix indication/index parameter adopted by the 3GPP LTE MIMO system.
- the visible channel correlation threshold ranges from 0.7 to 0.95; typically, the visible channel correlation threshold ranges from 0.8 to 0.9;
- the calculation method of the visible channel correlation includes: taking a signal amplitude/intensity received on two or more antennas as a set of statistical samples, and the received signal amplitude/intensity on each antenna includes one or two The signal amplitude/intensity of the transmitting antenna is calculated according to the calculation method of autocorrelation/cross-correlation in statistics; or, the calculation method of the MIMO channel correlation matrix is used for calculation;
- the visible channel variance threshold ranges from 0.05 to 0.3; typically, the visible channel variance threshold ranges from 0.1 to 0.2; the calculation method of the visible channel variance Including: taking a signal amplitude/intensity on two or more antennas as a set of statistical samples, and calculating according to the calculation method of variance in statistics.
- Step 102 After identifying the visible channel by using the first frequency band, use the second frequency band to transmit service data between the first communication end and the second communication end.
- the first frequency band is used to view between the first communication end and the second communication end.
- Channel identification after identifying the visible channel using the first frequency band, using the second frequency band to transmit service data between the first communication end and the second communication end.
- the communication terminal can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
- the method for transmitting service data by using the second frequency band between the first communication end and the second communication end includes the following steps:
- the first communication end sends the following at least one type of control information to the second communication end by using the first frequency band:
- Service data transmission channel indication information the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
- Non-visual channel NLOS: Non-Line Of Sight
- NLOS Non-Line Of Sight
- a beam direction adjustment indication information on the second frequency band including an adjustment direction and/or an adjustment amount of a beam direction of the first communication end on the second frequency band
- the second communication end sends the following at least one type of control information to the first communication end by using the first frequency band:
- Service data transmission channel indication information the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
- Non-visible channel NLOS indication information
- the beam direction adjustment indication information on the second frequency band including an adjustment direction and/or an adjustment amount of the beam direction of the second communication end on the second frequency band.
- the beam usage method provided in this embodiment may further include:
- the beam pointing guidance on the second frequency band includes the following steps:
- Measuring azimuth and elevation angle of the second communication end relative to the first communication end on the first frequency band At least one of the parameters, using at least one of the azimuth and pitch angles to direct a beam of the first communication end on the second frequency band to the second communication end, or using at least one of the azimuth and pitch angles Selecting, by the first communication end, a beam directed to the second communication end among the beams on the second frequency band; and/or
- the beam is directed to the first communication end, or a beam directed to the first communication end is selected from the beams on the second frequency band of the second communication end using at least one of the azimuth and elevation angles.
- the manner in which the first communication end performs beam pointing guidance to the second communication end on the second frequency band includes at least the following four types:
- the electric sweep mode adjusts the beam pointing, including changing the direction of the composite beam by changing the signal amplitude and/or phase in the RF channel to/from different antennas;
- the composite beam includes the transmitted wave number and/or the receive beam;
- the second, electromechanical drive mode adjusts the beam pointing, including using a motor drive to adjust the orientation of the radio or optical antenna interface;
- the beam selection mode adjusts beam pointing, including selecting a radio or optical antenna interface with a specific pointing as a transmitting/receiving antenna;
- the fourth optically adjusting the beam pointing, including electromagnetically adjusting the position of the lens or electromagnetically/piezoelectrically adjusting the position of the optical galvanometer to effect a change in optical beam pointing.
- the method for measuring at least one of azimuth and a pitch angle of a second communication end relative to a first communication end on a first frequency band including:
- Acquiring amplitude and/or phase information of the second communication end transmit signal on the first frequency band using the antenna array at the first communication end, and estimating the azimuth or pitch angle using the amplitude and/or phase information;
- measuring the orientation of the first communication end relative to the second communication end on the first frequency band At least one of the parameters of the pitch angle, including:
- Acquiring amplitude and/or phase information of the first communication end transmit signal on the first frequency band using the antenna array at the second communication end, using the amplitude and/or phase information to estimate the azimuth or pitch angle;
- the operation of the visible channel identification is performed before measuring at least one of azimuth or pitch angle of the second communication end relative to the first communication end on the first frequency band.
- the operation of the visible channel identification is performed before measuring at least one of an azimuth or a tilt angle of the first communication end relative to the second communication end on the first frequency band.
- estimating the azimuth or elevation angle using the amplitude and/or phase information includes at least the following two implementations. the way:
- the first communication end acquires first information of a second communication end transmitting signal on the first frequency band by using an antenna array, where the first information includes an amplitude of a signal transmitted by the second communication end And/or phase information; the first communication end determines the azimuth and/or pitch angle by the first information.
- the first communication end acquires second information of a second communication end transmitting signal on the first frequency band by using an antenna array, where the second information includes one or a combination of the following: The arrival time difference of the communication terminal transmitting the signal to the first communication end and the arrival time difference information of each antenna of the second communication end to the first communication end; the first communication end determines the location by using the second information Azimuth and/or pitch angle.
- the channel occlusion state of the millimeter wave/wireless optical frequency band is quickly recognized, and the millimeter wave/wireless optical frequency band is dynamically and efficiently used, and the beam alignment speed is improved, thereby realizing a single hop hit of the beam.
- the embodiment of the invention further provides a computer readable storage medium storing computer executable instructions for performing the beam using method.
- the beam using apparatus is applied to a communication end, and includes: a visible channel identification module 21 and a traffic channel configuration module 22 on a second frequency band. . among them,
- the visible channel identification module 21 is configured to: perform visible channel identification between the first frequency band and the opposite end;
- the visible channel identification module 21 can include: an antenna unit, a radio frequency receiving channel, a radio frequency transmitting channel, and a channel measurement data processing unit.
- the traffic channel configuration module 22 on the second frequency band is configured to transmit the service data using the second frequency band with the opposite end after identifying the visible channel using the first frequency band.
- the traffic channel configuration module 22 on the second frequency band may include: an antenna unit, a radio frequency receiving channel, a radio frequency transmitting channel, and a channel configuration control unit.
- the first frequency band and the second frequency band include at least one of the following frequency band combinations:
- the first frequency band is a frequency band having a frequency lower than 5 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz
- the first frequency band is a frequency band having a frequency lower than 10 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz
- the first frequency band is a frequency band having a frequency lower than 20 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz
- the first frequency band is a frequency band having a frequency lower than 30 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz
- the first frequency band is a frequency band having a frequency lower than 40 GHz
- the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz
- the first frequency band is a radio wave band having a frequency lower than 80 GHz
- the second frequency band is a light wave band having a wavelength greater than 300 nm.
- the beam using device may be applied to the first communication end or to the second communication end.
- the opposite end is the second communication end; when the beam is used When the device is applied to the second communication end, the opposite end is the first communication end.
- the first frequency band is used to perform visible channel identification between the first communication end and the second communication end; after the first frequency band is used to identify the visible channel, the first communication end and the first communication end are used.
- the service data is transmitted between the second frequency band.
- the communication terminal can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
- the visible channel identification module 21 is configured to: use at least two antennas, and receive a first signal sent by the opposite end on the first frequency band; according to the first signal, Determining a correlation of the first signal on the at least two antennas; determining, according to the correlation, whether the correlation is greater than a visible channel correlation threshold; if yes, determining that the first frequency band is visible Channel; if not, determining that the first frequency band is a channel with an occlusion state;
- the visible channel identification module 21 includes a transmitting unit, a first receiving unit, a first acquiring unit, and a first determining unit.
- the transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
- the first receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas;
- the first acquiring unit is configured to: acquire a correlation of the first signal on a receiving antenna used by the opposite end;
- the first determining unit is configured to: determine whether a correlation between different receiving antennas used by the first signal at the opposite end is greater than a visible channel correlation threshold, and if yes, determine a channel between the transmitting and receiving ends as visible channel.
- the visible channel identification module 21 includes a transmitting unit, a second receiving unit, a second acquiring unit, and a second determining unit.
- the transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
- the second receiving unit is configured to receive the first signal and the second signal transmitted by the opposite end by using two or more antennas;
- the second obtaining unit is configured to: acquire the first signal and the second signal used at the opposite end a correlation matrix on the receiving antenna;
- the second determining unit is configured to: determine whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the opposite end is equal to 1, and if yes, determine the channel between the transceiver terminals as Visual channel.
- the second determining unit is configured to determine using the obtained rank index parameter RI data and/or precoding matrix index parameter PMI data.
- the visible channel identification module 21 includes a transmitting unit, a third receiving unit, a third obtaining unit, and a third determining unit.
- the transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
- the third receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas; or receive the first signal and the second signal of the opposite end by using two or more antennas signal;
- the third acquiring unit is configured to: acquire a variance of the first signal on the receiving antenna used by the opposite end;
- the third determining unit is configured to: determine whether the variance of the signal strength of the first signal used on different receiving antennas used by the opposite end is smaller than the visible channel variance threshold, and if yes, determine the channel between the transmitting and receiving ends as View channel.
- the visible channel identification module 21 is configured to: receive the first signal and the second signal sent by the opposite end on the first frequency band by using at least two antennas; Determining, by the first signal and the second signal, a correlation matrix rank number of the first signal and the second signal between each of the antennas; determining the correlation according to the correlation matrix rank number Whether the matrix rank number is equal to 1; if yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is a channel having an occlusion state.
- the visible channel identification module 21 is configured to determine using the obtained rank index parameter RI data and/or precoding matrix index parameter PMI data.
- the traffic channel configuration module 22 on the second frequency band is set to:
- the at least one type of control information is sent to the opposite end by using the first frequency band:
- the control information includes time/frequency resource location information occupied by the service data transmission channel on a second frequency band;
- Non-visual channel NLOS: Non-Line Of Sight
- NLOS Non-Line Of Sight
- the beam direction adjustment indication information on the second frequency band the information including the adjustment direction and/or the adjustment amount of the beam pointing to the communication terminal on the second frequency band.
- FIG. 3 is a schematic structural diagram of a second embodiment of a beam-use device according to the present invention.
- the beam-using device may further include: a beam-direction guiding module 23 on a second frequency band;
- the beam pointing guidance module 23 on the second frequency band is configured to perform beam pointing guidance to the opposite end on the second frequency band.
- the beam pointing guidance module 23 on the second frequency band is configured to: measure at least one of an azimuth and a tilt angle of the opposite end with respect to the communication end on the first frequency band, using the At least one of azimuth and pitch angles directs a beam on the second frequency band of the communication terminal to the opposite end, or selects from a beam on the second frequency band of the communication terminal using at least one of the azimuth and pitch angles A beam pointing to the opposite end.
- the beam pointing guidance module 23 on the second frequency band is set to:
- all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
- the devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
- the device/function module/functional unit in the above embodiment When the device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium.
- the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
- the embodiment of the invention realizes that the communication end can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
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Abstract
Disclosed are a method and device for using a beam. The method comprises: utilizing a first frequency band to perform a visible channel identification between a first communication terminal and a second communication terminal; and after identifying a visible channel by utilizing the first frequency band, utilizing a second frequency band to transmit service data between the first communication terminal and the second communication terminal.
Description
本申请涉及但不限于无线通信领域。This application relates to, but is not limited to, the field of wireless communications.
在无线通信中,毫米波频带可以提供大带宽无线传输,其中,毫米波具有方向性好,易于获得大带宽连续频谱的优点,同时,毫米波也具有收发端波束对准困难,且收发端的通信链路易被遮挡阻断的缺点。In wireless communication, the millimeter wave band can provide large-bandwidth wireless transmission. Among them, the millimeter wave has good directivity, and it is easy to obtain the advantage of large-bandwidth continuous spectrum. At the same time, the millimeter wave also has difficulty in beam-orientation at the transceiver end, and communication at the transceiver end. The link is vulnerable to occlusion blocking.
为了解决毫米波窄波数对准的问题,通常,首先第一设备与第二设备通过低频段通信链路进行通信,确定搜索角度;接着,所述第一设备在所述搜索角度指示的方向上发射第一毫米波信号对所述第二设备进行搜索,其中,所述第一毫米波信号为高频毫米波信号;再接着,所述第一设备接收所述第二设备发送的反馈信息,其中,所述第二设备在所述搜索角度指示的方向上接收到所述第一毫米波信号后发送所述反馈信息;然后,所述第一设备在接收到所述反馈信息后,确定与所述第二设备在所述搜索角度指示的方向上实现毫米波相控阵波束对准。In order to solve the problem of millimeter wave narrow wave number alignment, generally, first, the first device and the second device communicate through a low frequency band communication link to determine a search angle; then, the first device is in a direction indicated by the search angle. Generating a first millimeter wave signal to search the second device, wherein the first millimeter wave signal is a high frequency millimeter wave signal; and then, the first device receives feedback information sent by the second device, The second device sends the feedback information after receiving the first millimeter wave signal in a direction indicated by the search angle; and then, after receiving the feedback information, the first device determines The second device implements millimeter wave phased array beam alignment in a direction indicated by the search angle.
发明内容Summary of the invention
以下是对本文详细描述的主题的概述。本概述并非是为了限制权利要求的保护范围。The following is an overview of the topics detailed in this document. This Summary is not intended to limit the scope of the claims.
相关技术只是在高低频带中选取可用的频带建立通信链路,缺少频带间的协作,并且,不能快速识别毫米波频带的信道状态,即,不能动态高效使用毫米波频带或无线光频带,从而导致收发端波束的对准率较低。The related art only selects available frequency bands in the high and low frequency bands to establish a communication link, lacks cooperation between frequency bands, and cannot quickly recognize the channel state of the millimeter wave band, that is, cannot dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby causing The alignment of the beam at the transceiver end is low.
本文提供了一种波束使用方法及装置,可以提高收发端波束的对准率。This paper provides a beam using method and device, which can improve the alignment rate of the beam at the transceiver end.
一种波束使用方法,包括:A method of using a beam, comprising:
使用第一频带在第一通信端与第二通信端之间进行可视信道识别;Performing visual channel identification between the first communication end and the second communication end using the first frequency band;
在使用所述第一频带识别出所述可视信道后,在所述第一通信端与第二
通信端之间使用第二频带传输业务数据;After identifying the visible channel using the first frequency band, at the first communication end and the second
Transmitting service data between the communication terminals using the second frequency band;
其中,所述第一频带与第二频带包括如下频带组合中的至少一种:The first frequency band and the second frequency band include at least one of the following frequency band combinations:
所述第一频带为频率低于5GHz的频带,所述第二频带为频率高于或等于5GHz的频带;The first frequency band is a frequency band having a frequency lower than 5 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz;
所述第一频带为频率低于10GHz的频带,所述第二频带为频率高于或等于10GHz的频带;The first frequency band is a frequency band having a frequency lower than 10 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz;
所述第一频带为频率低于20GHz的频带,所述第二频带为频率高于或等于20GHz的频带;The first frequency band is a frequency band having a frequency lower than 20 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz;
所述第一频带为频率低于30GHz的频带,所述第二频带为频率高于或等于30GHz的频带;The first frequency band is a frequency band having a frequency lower than 30 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz;
所述第一频带为频率低于40GHz的频带,所述第二频带为频率高于或等于40GHz的频带;以及The first frequency band is a frequency band having a frequency lower than 40 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz;
所述第一频带为频率低于80GHz的无线电波频带,所述第二频带为波长大于300纳米的光波频带。The first frequency band is a radio wave band having a frequency lower than 80 GHz, and the second frequency band is a light wave band having a wavelength greater than 300 nm.
可选的,所述使用第一频带在第一通信端与第二通信端之间进行可视信道识别的方法,包括:Optionally, the method for performing visible channel identification between the first communication end and the second communication end by using the first frequency band includes:
子步骤一,第一通信端在第一频带上发射第一信号;或者第一通信端在第一频带上发射第一信号和第二信号;Sub-step one, the first communication end transmits the first signal on the first frequency band; or the first communication end transmits the first signal and the second signal on the first frequency band;
子步骤二,对应于所述第一通信端在第一频带上发射第一信号,第二通信端使用两个或两个以上的天线接收所述第一信号;或者,Sub-step two, corresponding to the first communication end transmitting a first signal on a first frequency band, and the second communication end receiving the first signal by using two or more antennas; or
对应于所述第一通信端在第一频带上发射第一信号和第二信号,第二通信端使用两个或两个以上的天线接收所述第一和第二信号;Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, and the second communication end receiving the first and second signals by using two or more antennas;
子步骤三,对应于所述第一通信端在所述第一频带上发射所述第一信号,获取第一信号在第二通信端所使用的接收天线上的相关性;Sub-step three, corresponding to the first communication end transmitting the first signal on the first frequency band, and acquiring the correlation of the first signal on the receiving antenna used by the second communication end;
对应于所述第一通信端在第一频带上发射第一信号和第二信号,获取第一信号和第二信号在第二通信端所使用的接收天线上的相关矩阵;以及Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, acquiring a correlation matrix of the first signal and the second signal on the receiving antenna used by the second communication end;
对应于所述第一通信端在第一频带上发射第一信号或对应于第一通信端
在第一频带上发射第一和第二信号,获取第一信号在第二通信端所使用的接收天线上的方差;Corresponding to the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end
Transmitting the first and second signals on the first frequency band to obtain a variance of the first signal on the receiving antenna used by the second communication end;
子步骤四,对应于所述第一通信端在第一频带上发射第一信号,判断第一信号在第二通信端所使用的不同接收天线间的相关性是否大于可视信道相关性门限,若是,则将收发端之间的信道判为可视信道;Sub-step four, corresponding to the first communication end transmitting the first signal on the first frequency band, determining whether the correlation between the different receiving antennas used by the first signal at the second communication end is greater than a visible channel correlation threshold, If yes, the channel between the transceivers is determined as a visible channel;
对应于第一通信端在第一频带上发射第一信号和第二信号,判断第一和第二信号在第二通信端所使用的不同接收天线间的相关矩阵的秩数是否等于1,若是,则将收发端之间的信道判为可视信道;以及Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining whether the rank number of the correlation matrix between the different receiving antennas used by the first and second signals at the second communication end is equal to 1, if , the channel between the transceivers is determined to be a visible channel;
对应于所述第一通信端在第一频带上发射第一信号或对应于第一通信端在第一频带上发射第一信号和第二信号,判断第一信号在第二通信端所使用的不同接收天线上的信号强度的方差是否小于可视信道方差门限,若是,则将收发端之间的信道判为可视信道。Corresponding to the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining that the first signal is used by the second communication end Whether the variance of the signal strength on different receiving antennas is smaller than the visible channel variance threshold, and if so, the channel between the transmitting and receiving terminals is determined as a visible channel.
可选的,所述判断第一信号和第二信号在第二通信端所使用的不同接收天线间的相关矩阵的秩数是否等于1的方法包括如下步骤:Optionally, the method for determining whether the rank of the correlation matrix between different receiving antennas used by the first signal and the second signal at the second communication end is equal to 1 includes the following steps:
使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。The judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
可选的,所述在第一通信端与第二通信端之间使用第二频带传输业务数据,包括如下步骤:Optionally, the transmitting the service data by using the second frequency band between the first communication end and the second communication end includes the following steps:
第一通信端使用第一频带向第二通信端发送如下至少一种控制信息:The first communication end sends the following at least one type of control information to the second communication end by using the first frequency band:
业务数据传输信道指示信息,该信息包含所述业务数据传输信道在第二频带上占用的时/频资源位置信息;Service data transmission channel indication information, the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
业务数据重发请求指示信息;Service data retransmission request indication information;
业务数据接收确认指示信息;Service data reception confirmation indication information;
非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;
在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对第一通信端的波束指向的调整方向和/或调整量;a beam direction adjustment indication information on the second frequency band, the information including an adjustment direction and/or an adjustment amount of a beam direction of the first communication end on the second frequency band;
和/或
and / or
第二通信端使用第一频带向第一通信端发送如下至少一种控制信息:The second communication end sends the following at least one type of control information to the first communication end by using the first frequency band:
业务数据传输信道指示信息,该信息包含所述业务数据传输信道在第二频带上占用的时/频资源位置信息;Service data transmission channel indication information, the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
业务数据重发请求指示信息;Service data retransmission request indication information;
业务数据接收确认指示信息;Service data reception confirmation indication information;
非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;
在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对第二通信端的波束指向的调整方向和/或调整量。The beam direction adjustment indication information on the second frequency band, the information including an adjustment direction and/or an adjustment amount of the beam direction of the second communication end on the second frequency band.
可选的,所述方法还包括:在第二频带上的波束指向引导;Optionally, the method further includes: beam pointing guidance on the second frequency band;
所述在第二频带上的波束指向引导包括如下步骤:The beam pointing guidance on the second frequency band includes the following steps:
在所述第一频带上测量第二通信端相对于第一通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导第一通信端的在第二频带上的波束指向第二通信端,或使用所述方位和俯仰角度中至少一种参数从第一通信端的在第二频带上的波束中选择出指向第二通信端的波束;和/或Measuring at least one of an azimuth and a tilt angle of the second communication end with respect to the first communication end on the first frequency band, using at least one of the azimuth and pitch angles to guide the first communication end on the second frequency band a beam directed to the second communication end, or selecting a beam directed to the second communication end from a beam on the second frequency band of the first communication end using at least one of the azimuth and pitch angles; and/or
在所述第一频带上测量第一通信端相对于第二通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导第二通信端的在第二频带上的波束指向第一通信端,或使用所述方位和俯仰角度中至少一种参数从第二通信端的在第二频带上的波束中选择出指向第一通信端的波束。Measuring at least one of an azimuth and a pitch angle of the first communication end with respect to the second communication end on the first frequency band, using at least one of the azimuth and pitch angles to guide the second communication band on the second frequency band The beam is directed to the first communication end, or a beam directed to the first communication end is selected from the beams on the second frequency band of the second communication end using at least one of the azimuth and elevation angles.
可选的,所述在第一频带上测量第二通信端相对于第一通信端的方位和俯仰角度中至少一种参数,包括:Optionally, the measuring, in the first frequency band, at least one of an azimuth and a tilt angle of the second communication end relative to the first communication end, including:
在第一通信端使用天线阵列在第一频带上获取第二通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Acquiring amplitude and/or phase information of the second communication end transmit signal on the first frequency band using the antenna array at the first communication end, and estimating the azimuth or pitch angle using the amplitude and/or phase information; or
在第一通信端使用天线阵列的不同天线在第一频带上获取第二通信端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。
Obtaining arrival time and/or arrival time difference information of the second communication end transmission signal on the first frequency band by using different antennas of the antenna array at the first communication end, and estimating the azimuth or elevation angle using the arrival time and/or arrival time difference information .
可选的,所述在第一频带上测量第一通信端相对于第二通信端的方位和俯仰角度中至少一种参数,包括:Optionally, the measuring at least one of an azimuth and a tilt angle of the first communication end relative to the second communication end on the first frequency band includes:
在第二通信端使用天线阵列在第一频带上获取第一通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Acquiring amplitude and/or phase information of the first communication end transmit signal on the first frequency band using the antenna array at the second communication end, using the amplitude and/or phase information to estimate the azimuth or pitch angle; or
在第二通信端使用天线阵列的不同天线在第一频带上获取第一通信端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。Obtaining arrival time and/or arrival time difference information of the first communication end transmission signal on the first frequency band by using different antennas of the antenna array at the second communication end, and estimating the azimuth or elevation angle using the arrival time and/or arrival time difference information .
一种波束使用装置,应用于通信端,包括:可视信道识别模块,第二频带上业务信道配置模块;其中,A beam using device is applied to a communication end, comprising: a visible channel identification module, and a traffic channel configuration module on a second frequency band; wherein
所述可视信道识别模块,设置为:使用第一频带与对端之间进行可视信道识别;The visible channel identification module is configured to: perform visible channel identification between the first frequency band and the opposite end;
所述第二频带上业务信道配置模块,设置为:在使用第一频带识别出可视信道后,与对端之间使用第二频带传输业务数据;The traffic channel configuration module on the second frequency band is configured to: after the visible channel is identified by using the first frequency band, use the second frequency band to transmit service data with the opposite end;
其中,所述第一频带与第二频带包括如下频带组合中的至少一种:The first frequency band and the second frequency band include at least one of the following frequency band combinations:
所述第一频带为频率低于5GHz的频带,所述第二频带为频率高于或等于5GHz的频带;The first frequency band is a frequency band having a frequency lower than 5 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz;
所述第一频带为频率低于10GHz的频带,所述第二频带为频率高于或等于10GHz的频带;The first frequency band is a frequency band having a frequency lower than 10 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz;
所述第一频带为频率低于20GHz的频带,所述第二频带为频率高于或等于20GHz的频带;The first frequency band is a frequency band having a frequency lower than 20 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz;
所述第一频带为频率低于30GHz的频带,所述第二频带为频率高于或等于30GHz的频带;The first frequency band is a frequency band having a frequency lower than 30 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz;
所述第一频带为频率低于40GHz的频带,所述第二频带为频率高于或等于40GHz的频带;以及The first frequency band is a frequency band having a frequency lower than 40 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz;
所述第一频带为频率低于80GHz的无线电波频带,所述第二频带为波长大于300纳米的光波频带。
The first frequency band is a radio wave band having a frequency lower than 80 GHz, and the second frequency band is a light wave band having a wavelength greater than 300 nm.
可选的,所述可视信道识别模块,包括发射单元、第一接收单元、第一获取单元和第一判断单元;Optionally, the visible channel identification module includes a transmitting unit, a first receiving unit, a first acquiring unit, and a first determining unit;
所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
所述第一接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号;The first receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas;
所述第一获取单元,设置为:获取第一信号在对端所使用的接收天线上的相关性;The first acquiring unit is configured to: acquire a correlation of the first signal on a receiving antenna used by the opposite end;
所述第一判断单元,设置为:判断第一信号在对端所使用的不同接收天线间的相关性是否大于可视信道相关性门限,若是,则将收发端之间的信道判为可视信道。The first determining unit is configured to: determine whether a correlation between different receiving antennas used by the first signal at the opposite end is greater than a visible channel correlation threshold, and if yes, determine a channel between the transmitting and receiving ends as visible channel.
可选的,所述可视信道识别模块,包括发射单元、第二接收单元、第二获取单元和第二判断单元;Optionally, the visible channel identification module includes a transmitting unit, a second receiving unit, a second acquiring unit, and a second determining unit;
所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
所述第二接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号和第二信号;The second receiving unit is configured to receive the first signal and the second signal transmitted by the opposite end by using two or more antennas;
所述第二获取单元,设置为:获取第一信号和第二信号在对端所使用的接收天线上的相关矩阵;The second acquiring unit is configured to: acquire a correlation matrix of the first signal and the second signal on the receiving antenna used by the opposite end;
所述第二判断单元,设置为:判断第一信号和第二信号在对端所使用的不同接收天线间的相关矩阵的秩数是否等于1,若是,则将收发端之间的信道判为可视信道。The second determining unit is configured to: determine whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the opposite end is equal to 1, and if yes, determine the channel between the transceiver terminals as Visual channel.
可选的,所述可视信道识别模块,包括发射单元、第三接收单元、第三获取单元和第三判断单元;Optionally, the visible channel identification module includes a transmitting unit, a third receiving unit, a third obtaining unit, and a third determining unit;
所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
所述第三接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号;或者,使用两个或两个以上的天线接收对端发射的第一信号和
第二信号;The third receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas; or receive the first signal of the opposite end by using two or more antennas and
Second signal
所述第三获取单元,设置为:获取第一信号在对端所使用的接收天线上的方差;The third acquiring unit is configured to: acquire a variance of the first signal on the receiving antenna used by the opposite end;
所述第三判断单元,设置为:判断第一信号在对端所使用的不同接收天线上的信号强度的方差是否小于可视信道方差门限,若是,则将收发端之间的信道判为可视信道。可选的,所述第二判断单元,是设置为:The third determining unit is configured to: determine whether the variance of the signal strength of the first signal used on different receiving antennas used by the opposite end is smaller than the visible channel variance threshold, and if yes, determine the channel between the transmitting and receiving ends as View channel. Optionally, the second determining unit is configured to:
使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。The judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
可选的,所述第二频带上业务信道配置模块,是设置为:Optionally, the traffic channel configuration module on the second frequency band is set to:
使用第一频带向对端发送如下至少一种控制信息:The at least one type of control information is sent to the opposite end by using the first frequency band:
所述控制信息包括所述业务数据传输信道在第二频带上占用的时/频资源位置信息;The control information includes time/frequency resource location information occupied by the service data transmission channel on a second frequency band;
业务数据重发请求指示信息;Service data retransmission request indication information;
业务数据接收确认指示信息;Service data reception confirmation indication information;
非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;
在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对本通信端的波束指向的调整方向和/或调整量。The beam direction adjustment indication information on the second frequency band, the information including the adjustment direction and/or the adjustment amount of the beam pointing to the communication terminal on the second frequency band.
可选的,所述装置还包括:第二频带上波束指向引导模块,所述波束指向引导模块设置为:Optionally, the device further includes: a beam pointing guidance module on the second frequency band, where the beam pointing guiding module is configured to:
在第一频带上测量对端相对于本通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导本通信端的在第二频带上的波束指向对端,或使用所述方位和俯仰角度中至少一种参数从本通信端的在第二频带上的波束中选择出指向对端的波束。Measuring at least one of an azimuth and a pitch angle of the opposite end with respect to the communication terminal on the first frequency band, and using at least one of the azimuth and the elevation angle to direct the beam on the second frequency band of the communication terminal to the opposite end, Or selecting a beam directed to the opposite end from the beam on the second frequency band of the communication terminal by using at least one of the azimuth and the elevation angle.
可选的,所述第二频带上波束指向引导模块,是设置为:Optionally, the beam pointing guiding module on the second frequency band is set to:
在本通信端使用天线阵列在第一频带上获取对端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Obtaining amplitude and/or phase information of the opposite transmitted signal on the first frequency band using the antenna array at the communication end, and estimating the azimuth or elevation angle using the amplitude and/or phase information; or
在本通信端使用天线阵列的不同天线在第一频带上获取对端发射信号的
到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。Obtaining the opposite end transmitting signal on the first frequency band by using different antennas of the antenna array at the communication end
The arrival time and/or arrival time difference information is used to estimate the azimuth or pitch angle using the arrival time and/or arrival time difference information.
一种计算机可读存储介质,存储有计算机可执行指令,所述计算机可执行指令用于执行上述任一项的方法。A computer readable storage medium storing computer executable instructions for performing the method of any of the above.
在本实施例中,使用第一频带在第一通信端与第二通信端之间进行可视信道识别;在使用所述第一频带识别出所述可视信道后,在所述第一通信端与第二通信端之间使用第二频带传输业务数据;实现了通信端可以动态高效的使用毫米波频带或无线光频带,从而提高了通信端之间波束的对准率。In this embodiment, visual channel identification is performed between the first communication end and the second communication end using the first frequency band; after the visible channel is identified using the first frequency band, the first communication is performed The second frequency band is used to transmit service data between the terminal and the second communication end; the communication terminal can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
在阅读并理解了附图和详细描述后,可以明白其他方面。Other aspects will be apparent upon reading and understanding the drawings and detailed description.
附图概述BRIEF abstract
图1为本发明的波束使用方法一实施例的流程示意图;1 is a schematic flow chart of an embodiment of a method for using a beam according to the present invention;
图2为本发明的波束使用装置一实施例的结构示意图;2 is a schematic structural diagram of an embodiment of a beam using device according to the present invention;
图3为本发明的波束使用装置二实施例的结构示意图。FIG. 3 is a schematic structural diagram of a second embodiment of a beam using device according to the present invention.
下文中将结合附图对本发明的实施方式进行详细说明。需要说明的是,在不冲突的情况下,本申请中的实施例及实施例中的特征可以相互任意组合。Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.
本发明实施例提供的波束使用方法可以应用于通信端之间通过毫米波频带和无线光通信时。本实施例提供的波束使用方法可以通过波束使用装置执行,该波束使用装置可以单独设置,也可以设置在通信端上,其中,该通信端可以是基站或移动终端,该装置可以采用软/硬件实现。以下对波束使用方法及装置进行详细阐述。The beam using method provided by the embodiment of the present invention can be applied when communicating between the communication terminals through the millimeter wave band and wireless optical communication. The beam usage method provided in this embodiment may be performed by a beam using device, where the beam using device may be separately set or may be disposed on a communication terminal, where the communication terminal may be a base station or a mobile terminal, and the device may adopt a software/hardware. achieve. The beam usage method and device are described in detail below.
图1为本发明的波束使用方法一实施例的流程示意图,如图1所示,该波束使用方法,包括:
FIG. 1 is a schematic flowchart of a method for using a beam according to an embodiment of the present invention. As shown in FIG. 1 , the method for using the beam includes:
步骤101、使用第一频带在第一通信端与第二通信端之间进行可视信道识别。Step 101: Perform visual channel identification between the first communication end and the second communication end by using the first frequency band.
本实施例中的所述可视信道包括所述第一通信端与所述第二通信端之间在所述频带上没有遮挡状态的信道。The visible channel in this embodiment includes a channel between the first communication end and the second communication end that has no occlusion state on the frequency band.
所述第一频带与第二频带包括如下频带组合中的至少一种:The first frequency band and the second frequency band include at least one of the following frequency band combinations:
所述第一频带为频率低于5GHz的频带,所述第二频带为频率高于或等于5GHz的频带;The first frequency band is a frequency band having a frequency lower than 5 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz;
所述第一频带为频率低于10GHz的频带,所述第二频带为频率高于或等于10GHz的频带;The first frequency band is a frequency band having a frequency lower than 10 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz;
所述第一频带为频率低于20GHz的频带,所述第二频带为频率高于或等于20GHz的频带;The first frequency band is a frequency band having a frequency lower than 20 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz;
所述第一频带为频率低于30GHz的频带,所述第二频带为频率高于或等于30GHz的频带;The first frequency band is a frequency band having a frequency lower than 30 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz;
所述第一频带为频率低于40GHz的频带,所述第二频带为频率高于或等于40GHz的频带;The first frequency band is a frequency band having a frequency lower than 40 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz;
所述第一频带为频率低于80GHz的无线电波频带,所述第二频带为波长大于300纳米的光波频带。The first frequency band is a radio wave band having a frequency lower than 80 GHz, and the second frequency band is a light wave band having a wavelength greater than 300 nm.
在本实施例中,所述使用第一频带在第一通信端与第二通信端之间进行可视信道识别,包括:In this embodiment, the using the first frequency band to perform visible channel identification between the first communication end and the second communication end includes:
子步骤一,第一通信端在第一频带上发射第一信号;或者第一通信端在第一频带上发射第一信号和第二信号;Sub-step one, the first communication end transmits the first signal on the first frequency band; or the first communication end transmits the first signal and the second signal on the first frequency band;
子步骤二,对应于所述第一通信端在第一频带上发射第一信号,第二通信端使用两个或两个以上的天线接收所述第一信号;或者,Sub-step two, corresponding to the first communication end transmitting a first signal on a first frequency band, and the second communication end receiving the first signal by using two or more antennas; or
对应于所述第一通信端在第一频带上发射第一信号和第二信号,第二通信端使用两个或两个以上的天线接收所述第一和第二信号;Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, and the second communication end receiving the first and second signals by using two or more antennas;
子步骤三,对应于所述第一通信端在所述第一频带上发射所述第一信号,获取第一信号在第二通信端所使用的接收天线上的相关性;
Sub-step three, corresponding to the first communication end transmitting the first signal on the first frequency band, and acquiring the correlation of the first signal on the receiving antenna used by the second communication end;
对应于所述第一通信端在第一频带上发射第一信号和第二信号,获取第一信号和第二信号在第二通信端所使用的接收天线上的相关矩阵;以及Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, acquiring a correlation matrix of the first signal and the second signal on the receiving antenna used by the second communication end;
对应于所述第一通信端在第一频带上发射第一信号或对应于第一通信端在第一频带上发射第一和第二信号,获取第一信号在第二通信端所使用的接收天线上的方差;Corresponding to the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first and second signals on the first frequency band, acquiring the reception used by the first signal at the second communication end The variance on the antenna;
子步骤四,对应于所述第一通信端在第一频带上发射第一信号,判断第一信号在第二通信端所使用的不同接收天线间的相关性是否大于可视信道相关性门限,若是,则将收发端之间的信道判为可视信道;Sub-step four, corresponding to the first communication end transmitting the first signal on the first frequency band, determining whether the correlation between the different receiving antennas used by the first signal at the second communication end is greater than a visible channel correlation threshold, If yes, the channel between the transceivers is determined as a visible channel;
对应于第一通信端在第一频带上发射第一信号和第二信号,判断第一和第二信号在第二通信端所使用的不同接收天线间的相关矩阵的秩数是否等于1,若是,则将收发端之间的信道判为可视信道;以及Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining whether the rank number of the correlation matrix between the different receiving antennas used by the first and second signals at the second communication end is equal to 1, if , the channel between the transceivers is determined to be a visible channel;
对应于所述第一通信端在第一频带上发射第一信号或对应于第一通信端在第一频带上发射第一信号和第二信号,判断第一信号在第二通信端所使用的不同接收天线上的信号强度的方差是否小于可视信道方差门限,若是,则将收发端之间的信道判为可视信道;Corresponding to the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining that the first signal is used by the second communication end Whether the variance of the signal strength on different receiving antennas is smaller than the visible channel variance threshold, and if so, the channel between the transmitting and receiving ends is determined as a visible channel;
可选地,所述判断第一信号和第二信号在第二通信端所使用的不同接收天线间的相关矩阵的秩数是否等于1的方法包括如下步骤:Optionally, the method for determining whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the second communication end is equal to 1 includes the following steps:
使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。The judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
对于第一通信端确定与第二通信端之间在频带上的可视信道的包括以下三种实现方式:The following three implementation manners are provided for the first communication end to determine the visible channel on the frequency band between the second communication end and the second communication end:
第一种实现方式、所述第一通信端使用至少两个天线,接收所述第二通信端在所述第一频带上发送的第一信号;接着,所述第一通信端根据所述第一信号,确定所述第一信号在所述至少两个天线上的相关性;再接着,所述第一通信端根据所述相关性,确定所述相关性是否大于可视信道相关性门限;若是,则确定所述第一频带为可视信道;如否,则确定所述第一频带为有遮挡状态的信道。In a first implementation manner, the first communication end uses at least two antennas to receive a first signal sent by the second communication end on the first frequency band; and then, the first communication end is configured according to the first Determining, by a signal, a correlation of the first signal on the at least two antennas; and then, the first communications end determines, according to the correlation, whether the correlation is greater than a visible channel correlation threshold; If yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is a channel with an occlusion state.
第二种实现方式、所述第一通信端使用至少两个天线,接收所述第二通
信端在所述第一频带上发送的第一信号;接着,所述第一通信端根据所述第一信号,确定所述第一信号在每个所述天线上信号强度的方差;再接着,所述第一通信端根据所述方差,确定所述方差是否小于可视信道方差门限;若是,则确定所述第一频带为可视信道;如否,则确定所述第一频带为有遮挡状态的信道。a second implementation manner, the first communication end uses at least two antennas, and receives the second pass
a first signal transmitted by the signal end on the first frequency band; then, the first communication end determines a variance of signal strength of the first signal on each of the antennas according to the first signal; Determining, according to the variance, whether the variance is smaller than a visible channel variance threshold; if yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is The channel that blocks the state.
第三种实现方式、所述第一通信端使用至少两个天线,接收所述第二通信端在所述第一频带上发送的第一信号和第二信号;接着,所述第一通信端根据所述第一信号和所述第二信号,确定所述第一信号和所述第二信号在每个所述天线之间的相关矩阵秩数;再接着,所述第一通信端根据所述相关矩阵秩数,确定所述相关矩阵秩数是否等于1;若是,则确定所述第一频带为可视信道;如否,则确定所述第一频带为有遮挡状态的信道。可选的是,第一通信端确定所述相关矩阵秩数是否等于1,包括:使用获取的秩索引参数(Rank Indication/Index,简称RI)数据和/或预编码矩阵索引参数(Precoding Matrix Indication/Index,简称PMI)数据进行判断。其中,所述RI为3GPP LTE MIMO***采用的秩指示/索引参数,所述PMI为3GPP LTE MIMO***采用的预编码矩阵指示/索引参数。a third implementation manner, the first communication end uses at least two antennas, and receives a first signal and a second signal sent by the second communication end on the first frequency band; and then, the first communication end Determining, according to the first signal and the second signal, a correlation matrix rank number between the first signal and the second signal between each of the antennas; and then, the first communication end is configured according to the Determining the correlation matrix rank number, determining whether the correlation matrix rank number is equal to 1; if yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is an occlusion channel. Optionally, the first communication end determines whether the correlation matrix rank number is equal to 1, and includes: using the obtained Rank Indexing Parameter (Rank Indication/Index, RI for short) data and/or precoding matrix index parameter (Precoding Matrix Indication) /Index, referred to as PMI) data is judged. The RI is a rank indication/index parameter adopted by the 3GPP LTE MIMO system, and the PMI is a precoding matrix indication/index parameter adopted by the 3GPP LTE MIMO system.
举例来讲,本实施例中,所述可视信道相关性门限的取值范围在0.7至0.95之间;典型地,所述可视信道相关性门限的取值范围在0.8至0.9之间;可视信道相关性的计算方法包括:以两个或两个以上的天线上接收到的信号幅度/强度作为一组统计样本,每个天线上接收到的信号幅度/强度包括来自一个或两个发射天线的信号幅度/强度,按照统计学中自相关/互相关性的计算方法进行计算;或者,利用MIMO信道相关矩阵的计算法进行计算;For example, in this embodiment, the visible channel correlation threshold ranges from 0.7 to 0.95; typically, the visible channel correlation threshold ranges from 0.8 to 0.9; The calculation method of the visible channel correlation includes: taking a signal amplitude/intensity received on two or more antennas as a set of statistical samples, and the received signal amplitude/intensity on each antenna includes one or two The signal amplitude/intensity of the transmitting antenna is calculated according to the calculation method of autocorrelation/cross-correlation in statistics; or, the calculation method of the MIMO channel correlation matrix is used for calculation;
举例来讲,所述可视信道方差门限的取值范围在0.05至0.3之间;典型地,所述可视信道方差门限的取值范围在0.1至0.2之间;可视信道方差的计算方法包括:以两个或两个以上的天线上的信号幅度/强度作为一组统计样本,按照统计学中方差的计算方法进行计算。For example, the visible channel variance threshold ranges from 0.05 to 0.3; typically, the visible channel variance threshold ranges from 0.1 to 0.2; the calculation method of the visible channel variance Including: taking a signal amplitude/intensity on two or more antennas as a set of statistical samples, and calculating according to the calculation method of variance in statistics.
步骤102、在使用所述第一频带识别出所述可视信道后,在所述第一通信端与第二通信端之间使用第二频带传输业务数据。Step 102: After identifying the visible channel by using the first frequency band, use the second frequency band to transmit service data between the first communication end and the second communication end.
在本实施例中,使用第一频带在第一通信端与第二通信端之间进行可视
信道识别;在使用所述第一频带识别出所述可视信道后,在所述第一通信端与第二通信端之间使用第二频带传输业务数据。实现了通信端可以动态高效的使用毫米波频带或无线光频带,从而提高了通信端之间波束的对准率。In this embodiment, the first frequency band is used to view between the first communication end and the second communication end.
Channel identification; after identifying the visible channel using the first frequency band, using the second frequency band to transmit service data between the first communication end and the second communication end. The communication terminal can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
在上述实施例的基础上,所述在第一通信端与第二通信端之间使用第二频带传输业务数据的方法,包括如下步骤:On the basis of the foregoing embodiment, the method for transmitting service data by using the second frequency band between the first communication end and the second communication end includes the following steps:
第一通信端使用第一频带向第二通信端发送如下至少一种控制信息:The first communication end sends the following at least one type of control information to the second communication end by using the first frequency band:
业务数据传输信道指示信息,该信息包含所述业务数据传输信道在第二频带上占用的时/频资源位置信息;Service data transmission channel indication information, the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
业务数据重发请求指示信息;Service data retransmission request indication information;
业务数据接收确认指示信息;Service data reception confirmation indication information;
非可视信道(NLOS:Non-Line Of Sight)指示信息;以及Non-visual channel (NLOS: Non-Line Of Sight) indication information;
在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对第一通信端的波束指向的调整方向和/或调整量;a beam direction adjustment indication information on the second frequency band, the information including an adjustment direction and/or an adjustment amount of a beam direction of the first communication end on the second frequency band;
和/或and / or
第二通信端使用第一频带向第一通信端发送如下至少一种控制信息:The second communication end sends the following at least one type of control information to the first communication end by using the first frequency band:
业务数据传输信道指示信息,该信息包含所述业务数据传输信道在第二频带上占用的时/频资源位置信息;Service data transmission channel indication information, the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;
业务数据重发请求指示信息;Service data retransmission request indication information;
业务数据接收确认指示信息;Service data reception confirmation indication information;
非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;
在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对第二通信端的波束指向的调整方向和/或调整量。The beam direction adjustment indication information on the second frequency band, the information including an adjustment direction and/or an adjustment amount of the beam direction of the second communication end on the second frequency band.
在上述实施例的基础上,本实施例提供的波束使用方法还可以包括:Based on the foregoing embodiment, the beam usage method provided in this embodiment may further include:
在第二频带上的波束指向引导;Beam pointing guidance on the second frequency band;
所述在第二频带上的波束指向引导包括如下步骤:The beam pointing guidance on the second frequency band includes the following steps:
在所述第一频带上测量第二通信端相对于第一通信端的方位和俯仰角度
中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导第一通信端的在第二频带上的波束指向第二通信端,或使用所述方位和俯仰角度中至少一种参数从第一通信端的在第二频带上的波束中选择出指向第二通信端的波束;和/或Measuring azimuth and elevation angle of the second communication end relative to the first communication end on the first frequency band
At least one of the parameters, using at least one of the azimuth and pitch angles to direct a beam of the first communication end on the second frequency band to the second communication end, or using at least one of the azimuth and pitch angles Selecting, by the first communication end, a beam directed to the second communication end among the beams on the second frequency band; and/or
在所述第一频带上测量第一通信端相对于第二通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导第二通信端的在第二频带上的波束指向第一通信端,或使用所述方位和俯仰角度中至少一种参数从第二通信端的在第二频带上的波束中选择出指向第一通信端的波束。Measuring at least one of an azimuth and a pitch angle of the first communication end with respect to the second communication end on the first frequency band, using at least one of the azimuth and pitch angles to guide the second communication band on the second frequency band The beam is directed to the first communication end, or a beam directed to the first communication end is selected from the beams on the second frequency band of the second communication end using at least one of the azimuth and elevation angles.
在本实施例中,第一通信端在所述第二频带上,进行对所述第二通信端的波束指向引导的方式至少包括以下四种:In this embodiment, the manner in which the first communication end performs beam pointing guidance to the second communication end on the second frequency band includes at least the following four types:
第一种、电扫方式调整波束指向,包括通过改变至/自不同天线的射频通道内的信号幅度和/或相位来改变合成波束的指向;合成波束包括发射波数和/或接收波束;The first type, the electric sweep mode adjusts the beam pointing, including changing the direction of the composite beam by changing the signal amplitude and/or phase in the RF channel to/from different antennas; the composite beam includes the transmitted wave number and/or the receive beam;
第二种、机电驱动方式调整波束指向,包括使用电机驱动调整无线电或光学天线口面的朝向;The second, electromechanical drive mode adjusts the beam pointing, including using a motor drive to adjust the orientation of the radio or optical antenna interface;
第三种、波束选择方式调整波束指向,包括选择具有特定指向的无线电或光学天线口面作为发送/接收天线;以及Third, the beam selection mode adjusts beam pointing, including selecting a radio or optical antenna interface with a specific pointing as a transmitting/receiving antenna;
第四种、光学方式调整光束指向,包括以电磁方式调整透镜的位置或以电磁/压电方式调整光学振镜的位置来实现光学波束指向的改变。The fourth, optically adjusting the beam pointing, including electromagnetically adjusting the position of the lens or electromagnetically/piezoelectrically adjusting the position of the optical galvanometer to effect a change in optical beam pointing.
所述在第一频带上测量第二通信端相对于第一通信端的方位和俯仰角度中至少一种参数的方法,包括:The method for measuring at least one of azimuth and a pitch angle of a second communication end relative to a first communication end on a first frequency band, including:
在第一通信端使用天线阵列在第一频带上获取第二通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Acquiring amplitude and/or phase information of the second communication end transmit signal on the first frequency band using the antenna array at the first communication end, and estimating the azimuth or pitch angle using the amplitude and/or phase information; or
在第一通信端使用天线阵列的不同天线在第一频带上获取第二通信端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。Obtaining arrival time and/or arrival time difference information of the second communication end transmission signal on the first frequency band by using different antennas of the antenna array at the first communication end, and estimating the azimuth or elevation angle using the arrival time and/or arrival time difference information .
可选地,所述在第一频带上测量第一通信端相对于第二通信端的方位和
俯仰角度中至少一种参数,包括:Optionally, measuring the orientation of the first communication end relative to the second communication end on the first frequency band
At least one of the parameters of the pitch angle, including:
在第二通信端使用天线阵列在第一频带上获取第一通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Acquiring amplitude and/or phase information of the first communication end transmit signal on the first frequency band using the antenna array at the second communication end, using the amplitude and/or phase information to estimate the azimuth or pitch angle; or
在第二通信端使用天线阵列的不同天线在第一频带上获取第一通信端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。Obtaining arrival time and/or arrival time difference information of the first communication end transmission signal on the first frequency band by using different antennas of the antenna array at the second communication end, and estimating the azimuth or elevation angle using the arrival time and/or arrival time difference information .
可选地,Optionally,
在第一频带上测量第二通信端相对于第一通信端的方位或俯仰角度中至少一种参数之前,执行所述可视信道识别的操作。The operation of the visible channel identification is performed before measuring at least one of azimuth or pitch angle of the second communication end relative to the first communication end on the first frequency band.
可选地,在第一频带上测量第一通信端相对于第二通信端的方位或俯仰角度中至少一种参数之前,执行所述可视信道识别的操作。Optionally, the operation of the visible channel identification is performed before measuring at least one of an azimuth or a tilt angle of the first communication end relative to the second communication end on the first frequency band.
对于在第一通信端使用天线阵列在第一频带上获取第二通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度至少包括以下两种实现方式:For obtaining the amplitude and/or phase information of the second communication end transmission signal on the first frequency band using the antenna array at the first communication end, estimating the azimuth or elevation angle using the amplitude and/or phase information includes at least the following two implementations. the way:
第一种实现方式、第一通信端通过天线阵列,在所述第一频带上获取第二通信端发射信号的第一信息,所述第一信息包括所述第二通信端发射信号的幅度和/或相位信息;所述第一通信端通过所述第一信息,确定所述方位和/或俯仰角度。In a first implementation manner, the first communication end acquires first information of a second communication end transmitting signal on the first frequency band by using an antenna array, where the first information includes an amplitude of a signal transmitted by the second communication end And/or phase information; the first communication end determines the azimuth and/or pitch angle by the first information.
第二种实现方式、所述第一通信端通过天线阵列,在所述第一频带上获取第二通信端发射信号的第二信息,所述第二信息包括以下一种或其组合:第二通信端发射信号到达所述第一通信端的到达时间、第二通信端发射信号到达所述第一通信端的每个天线的到达时间差信息;所述第一通信端通过所述第二信息,确定所述方位和/或俯仰角度。In a second implementation manner, the first communication end acquires second information of a second communication end transmitting signal on the first frequency band by using an antenna array, where the second information includes one or a combination of the following: The arrival time difference of the communication terminal transmitting the signal to the first communication end and the arrival time difference information of each antenna of the second communication end to the first communication end; the first communication end determines the location by using the second information Azimuth and/or pitch angle.
在本实施例中,实现了快速识别毫米波/无线光学频带的信道遮挡状态,以及动态高效使用毫米波/无线光学频带,提高了波束对准速度,从而实现了波束的单跳击中。In this embodiment, the channel occlusion state of the millimeter wave/wireless optical frequency band is quickly recognized, and the millimeter wave/wireless optical frequency band is dynamically and efficiently used, and the beam alignment speed is improved, thereby realizing a single hop hit of the beam.
本发明实施例还提供一种计算机可读存储介质,存储有计算机可执行指令,所述计算机可执行指令用于执行上述波束使用方法。
The embodiment of the invention further provides a computer readable storage medium storing computer executable instructions for performing the beam using method.
图2为本发明的波束使用装置一实施例的结构示意图,如图2所示,该波束使用装置,应用于通信端,包括:可视信道识别模块21和第二频带上业务信道配置模块22。其中,2 is a schematic structural diagram of an embodiment of a beam using apparatus according to the present invention. As shown in FIG. 2, the beam using apparatus is applied to a communication end, and includes: a visible channel identification module 21 and a traffic channel configuration module 22 on a second frequency band. . among them,
可视信道识别模块21,设置为:使用第一频带与对端之间进行可视信道识别;The visible channel identification module 21 is configured to: perform visible channel identification between the first frequency band and the opposite end;
可视信道识别模块21可以包括:天线单元,射频收通道,射频发通道,信道测量数据处理单元。The visible channel identification module 21 can include: an antenna unit, a radio frequency receiving channel, a radio frequency transmitting channel, and a channel measurement data processing unit.
第二频带上业务信道配置模块22,设置为:在使用第一频带识别出可视信道后,与对端之间使用第二频带传输业务数据。The traffic channel configuration module 22 on the second frequency band is configured to transmit the service data using the second frequency band with the opposite end after identifying the visible channel using the first frequency band.
第二频带上业务信道配置模块22可以包括:天线单元,射频收通道,射频发通道,信道配置控制单元。The traffic channel configuration module 22 on the second frequency band may include: an antenna unit, a radio frequency receiving channel, a radio frequency transmitting channel, and a channel configuration control unit.
其中,所述第一频带与第二频带包括如下频带组合中的至少一种:The first frequency band and the second frequency band include at least one of the following frequency band combinations:
所述第一频带为频率低于5GHz的频带,所述第二频带为频率高于或等于5GHz的频带;The first frequency band is a frequency band having a frequency lower than 5 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz;
所述第一频带为频率低于10GHz的频带,所述第二频带为频率高于或等于10GHz的频带;The first frequency band is a frequency band having a frequency lower than 10 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz;
所述第一频带为频率低于20GHz的频带,所述第二频带为频率高于或等于20GHz的频带;The first frequency band is a frequency band having a frequency lower than 20 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz;
所述第一频带为频率低于30GHz的频带,所述第二频带为频率高于或等于30GHz的频带;The first frequency band is a frequency band having a frequency lower than 30 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz;
所述第一频带为频率低于40GHz的频带,所述第二频带为频率高于或等于40GHz的频带;以及The first frequency band is a frequency band having a frequency lower than 40 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz;
所述第一频带为频率低于80GHz的无线电波频带,所述第二频带为波长大于300纳米的光波频带。The first frequency band is a radio wave band having a frequency lower than 80 GHz, and the second frequency band is a light wave band having a wavelength greater than 300 nm.
其中,该波束使用装置可以应用于第一通信端,也可以应用于第二通信端。当该波束使用装置应用于第一通信端时,对端为第二通信端;当该波束
使用装置应用于第二通信端时,对端为第一通信端。The beam using device may be applied to the first communication end or to the second communication end. When the beam using device is applied to the first communication end, the opposite end is the second communication end; when the beam is used
When the device is applied to the second communication end, the opposite end is the first communication end.
在本实施例中,使用第一频带在第一通信端与第二通信端之间进行可视信道识别;在使用第一频带识别出可视信道后,在第一通信端与第一通信端之间使用第二频带传输业务数据。实现了通信端可以动态高效的使用毫米波频带或无线光频带,从而提高了通信端之间波束的对准率。In this embodiment, the first frequency band is used to perform visible channel identification between the first communication end and the second communication end; after the first frequency band is used to identify the visible channel, the first communication end and the first communication end are used. The service data is transmitted between the second frequency band. The communication terminal can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
在上述实施例的基础上,所述可视信道识别模块21,是设置为:使用至少两个天线,接收对端在所述第一频带上发送的第一信号;根据所述第一信号,确定所述第一信号在所述至少两个天线上的相关性;根据所述相关性,确定所述相关性是否大于可视信道相关性门限;若是,则确定所述第一频带为可视信道;如否,则确定所述第一频带为有遮挡状态的信道;On the basis of the foregoing embodiment, the visible channel identification module 21 is configured to: use at least two antennas, and receive a first signal sent by the opposite end on the first frequency band; according to the first signal, Determining a correlation of the first signal on the at least two antennas; determining, according to the correlation, whether the correlation is greater than a visible channel correlation threshold; if yes, determining that the first frequency band is visible Channel; if not, determining that the first frequency band is a channel with an occlusion state;
可选的,在上述实施例的基础上,所述可视信道识别模块21,包括发射单元、第一接收单元、第一获取单元和第一判断单元;Optionally, on the basis of the foregoing embodiment, the visible channel identification module 21 includes a transmitting unit, a first receiving unit, a first acquiring unit, and a first determining unit.
所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
所述第一接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号;The first receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas;
所述第一获取单元,设置为:获取第一信号在对端所使用的接收天线上的相关性;The first acquiring unit is configured to: acquire a correlation of the first signal on a receiving antenna used by the opposite end;
所述第一判断单元,设置为:判断第一信号在对端所使用的不同接收天线间的相关性是否大于可视信道相关性门限,若是,则将收发端之间的信道判为可视信道。The first determining unit is configured to: determine whether a correlation between different receiving antennas used by the first signal at the opposite end is greater than a visible channel correlation threshold, and if yes, determine a channel between the transmitting and receiving ends as visible channel.
可选的,在上述实施例的基础上,所述可视信道识别模块21,包括发射单元、第二接收单元、第二获取单元和第二判断单元;Optionally, on the basis of the foregoing embodiment, the visible channel identification module 21 includes a transmitting unit, a second receiving unit, a second acquiring unit, and a second determining unit.
所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
所述第二接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号和第二信号;The second receiving unit is configured to receive the first signal and the second signal transmitted by the opposite end by using two or more antennas;
所述第二获取单元,设置为:获取第一信号和第二信号在对端所使用的
接收天线上的相关矩阵;The second obtaining unit is configured to: acquire the first signal and the second signal used at the opposite end
a correlation matrix on the receiving antenna;
所述第二判断单元,设置为:判断第一信号和第二信号在对端所使用的不同接收天线间的相关矩阵的秩数是否等于1,若是,则将收发端之间的信道判为可视信道。The second determining unit is configured to: determine whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the opposite end is equal to 1, and if yes, determine the channel between the transceiver terminals as Visual channel.
可选的,所述第二判断单元,是设置为:使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。Optionally, the second determining unit is configured to determine using the obtained rank index parameter RI data and/or precoding matrix index parameter PMI data.
可选的,在上述实施例的基础上,所述可视信道识别模块21,包括发射单元、第三接收单元、第三获取单元和第三判断单元;Optionally, on the basis of the foregoing embodiment, the visible channel identification module 21 includes a transmitting unit, a third receiving unit, a third obtaining unit, and a third determining unit.
所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;
所述第三接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号;或者,使用两个或两个以上的天线接收对端发射的第一信号和第二信号;The third receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas; or receive the first signal and the second signal of the opposite end by using two or more antennas signal;
所述第三获取单元,设置为:获取第一信号在对端所使用的接收天线上的方差;The third acquiring unit is configured to: acquire a variance of the first signal on the receiving antenna used by the opposite end;
所述第三判断单元,设置为:判断第一信号在对端所使用的不同接收天线上的信号强度的方差是否小于可视信道方差门限,若是,则将收发端之间的信道判为可视信道。The third determining unit is configured to: determine whether the variance of the signal strength of the first signal used on different receiving antennas used by the opposite end is smaller than the visible channel variance threshold, and if yes, determine the channel between the transmitting and receiving ends as View channel.
在上述实施例的基础上,所述可视信道识别模块21,是设置为:使用至少两个天线,接收所述对端在所述第一频带上发送的第一信号和第二信号;根据所述第一信号和所述第二信号,确定所述第一信号和所述第二信号在每个所述天线之间的相关矩阵秩数;根据所述相关矩阵秩数,确定所述相关矩阵秩数是否等于1;若是,则确定所述第一频带为可视信道;如否,则确定所述第一频带为有遮挡状态的信道。On the basis of the foregoing embodiment, the visible channel identification module 21 is configured to: receive the first signal and the second signal sent by the opposite end on the first frequency band by using at least two antennas; Determining, by the first signal and the second signal, a correlation matrix rank number of the first signal and the second signal between each of the antennas; determining the correlation according to the correlation matrix rank number Whether the matrix rank number is equal to 1; if yes, determining that the first frequency band is a visible channel; if not, determining that the first frequency band is a channel having an occlusion state.
在上述实施例的基础上,所述可视信道识别模块21,是设置为:使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。Based on the foregoing embodiment, the visible channel identification module 21 is configured to determine using the obtained rank index parameter RI data and/or precoding matrix index parameter PMI data.
在上述实施例的基础上,所述第二频带上业务信道配置模块22,是设置为:
Based on the foregoing embodiment, the traffic channel configuration module 22 on the second frequency band is set to:
使用第一频带向对端发送如下至少一种控制信息:The at least one type of control information is sent to the opposite end by using the first frequency band:
所述控制信息包括所述业务数据传输信道在第二频带上占用的时/频资源位置信息;The control information includes time/frequency resource location information occupied by the service data transmission channel on a second frequency band;
业务数据重发请求指示信息;Service data retransmission request indication information;
业务数据接收确认指示信息;Service data reception confirmation indication information;
非可视信道(NLOS:Non-Line Of Sight)指示信息;以及Non-visual channel (NLOS: Non-Line Of Sight) indication information;
在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对本通信端的波束指向的调整方向和/或调整量。The beam direction adjustment indication information on the second frequency band, the information including the adjustment direction and/or the adjustment amount of the beam pointing to the communication terminal on the second frequency band.
图3为本发明的波束使用装置二实施例的结构示意图,如图3所示,在上述实施例的基础上,该波束使用装置,还可以包括:第二频带上波束指向引导模块23;FIG. 3 is a schematic structural diagram of a second embodiment of a beam-use device according to the present invention. As shown in FIG. 3, the beam-using device may further include: a beam-direction guiding module 23 on a second frequency band;
所述第二频带上波束指向引导模块23,设置为:在所述第二频带上,进行对对端的波束指向引导。The beam pointing guidance module 23 on the second frequency band is configured to perform beam pointing guidance to the opposite end on the second frequency band.
在上述实施例的基础上,所述第二频带上波束指向引导模块23,是设置为:在第一频带上测量对端相对于本通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导本通信端的在第二频带上的波束指向对端,或使用所述方位和俯仰角度中至少一种参数从本通信端的在第二频带上的波束中选择出指向对端的波束。On the basis of the foregoing embodiment, the beam pointing guidance module 23 on the second frequency band is configured to: measure at least one of an azimuth and a tilt angle of the opposite end with respect to the communication end on the first frequency band, using the At least one of azimuth and pitch angles directs a beam on the second frequency band of the communication terminal to the opposite end, or selects from a beam on the second frequency band of the communication terminal using at least one of the azimuth and pitch angles A beam pointing to the opposite end.
在上述实施例的基础上,所述第二频带上波束指向引导模块23,是设置为:Based on the foregoing embodiment, the beam pointing guidance module 23 on the second frequency band is set to:
在本通信端使用天线阵列在第一频带上获取对通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Acquiring amplitude and/or phase information of a signal transmitted to the communication end on the first frequency band using the antenna array at the communication terminal, and estimating the azimuth or elevation angle using the amplitude and/or phase information; or
在本通信端使用天线阵列的不同天线在第一频带上获取对端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度;Obtaining arrival time and/or arrival time difference information of the opposite end transmitting signal on the first frequency band by using different antennas of the antenna array at the communication end, and estimating the azimuth or elevation angle by using the arrival time and/or the arrival time difference information;
可选地,Optionally,
在第一频带上测量对端相对于本通信端的方位或俯仰角度之前,执行所
述可视信道识别的操作。Execute the position before measuring the azimuth or elevation angle of the opposite end with respect to the communication terminal on the first frequency band
The operation of visual channel identification.
本领域普通技术人员可以理解上述实施例的全部或部分步骤可以使用计算机程序流程来实现,所述计算机程序可以存储于一计算机可读存储介质中,所述计算机程序在相应的硬件平台上(如***、设备、装置、器件等)执行,在执行时,包括方法实施例的步骤之一或其组合。One of ordinary skill in the art will appreciate that all or a portion of the steps of the above-described embodiments can be implemented using a computer program flow, which can be stored in a computer readable storage medium, such as on a corresponding hardware platform (eg, The system, device, device, device, etc. are executed, and when executed, include one or a combination of the steps of the method embodiments.
可选地,上述实施例的全部或部分步骤也可以使用集成电路来实现,这些步骤可以被分别制作成一个个集成电路模块,或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。Alternatively, all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
上述实施例中的装置/功能模块/功能单元可以采用通用的计算装置来实现,它们可以集中在单个的计算装置上,也可以分布在多个计算装置所组成的网络上。The devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
上述实施例中的装置/功能模块/功能单元以软件功能模块的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。上述提到的计算机可读取存储介质可以是只读存储器,磁盘或光盘等。When the device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium. The above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
虽然本发明所揭露的实施方式如上,但所述的内容仅为便于理解本发明而采用的实施方式,并非用以限定本发明。任何本发明所属领域内的技术人员,在不脱离本发明所揭露的精神和范围的前提下,可以在实施的形式及细节上进行任何的修改与变化,但本发明的专利保护范围,仍须以所附的权利要求书所界定的范围为准。While the embodiments of the present invention have been described above, the described embodiments are merely for the purpose of understanding the invention and are not intended to limit the invention. Any modification and variation in the form and details of the embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention. The scope defined by the appended claims shall prevail.
本发明实施例实现了通信端可以动态高效的使用毫米波频带或无线光频带,从而提高了通信端之间波束的对准率。
The embodiment of the invention realizes that the communication end can dynamically and efficiently use the millimeter wave band or the wireless optical band, thereby improving the alignment ratio of the beam between the communication ends.
Claims (15)
- 一种波束使用方法,包括:A method of using a beam, comprising:使用第一频带在第一通信端与第二通信端之间进行可视信道识别;Performing visual channel identification between the first communication end and the second communication end using the first frequency band;在使用所述第一频带识别出所述可视信道后,在所述第一通信端与第二通信端之间使用第二频带传输业务数据;After identifying the visible channel by using the first frequency band, using the second frequency band to transmit service data between the first communication end and the second communication end;其中,所述第一频带与所述第二频带包括如下频带组合中的至少一种:The first frequency band and the second frequency band include at least one of the following frequency band combinations:所述第一频带为频率低于5GHz的频带,所述第二频带为频率高于或等于5GHz的频带;The first frequency band is a frequency band having a frequency lower than 5 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz;所述第一频带为频率低于10GHz的频带,所述第二频带为频率高于或等于10GHz的频带;The first frequency band is a frequency band having a frequency lower than 10 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz;所述第一频带为频率低于20GHz的频带,所述第二频带为频率高于或等于20GHz的频带;The first frequency band is a frequency band having a frequency lower than 20 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz;所述第一频带为频率低于30GHz的频带,所述第二频带为频率高于或等于30GHz的频带;The first frequency band is a frequency band having a frequency lower than 30 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz;所述第一频带为频率低于40GHz的频带,所述第二频带为频率高于或等于40GHz的频带;以及The first frequency band is a frequency band having a frequency lower than 40 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 40 GHz;所述第一频带为频率低于80GHz的无线电波频带,所述第二频带为波长大于300纳米的光波频带。The first frequency band is a radio wave band having a frequency lower than 80 GHz, and the second frequency band is a light wave band having a wavelength greater than 300 nm.
- 根据权利要求1所述的方法,其中,所述使用第一频带在第一通信端与第二通信端之间进行可视信道识别,包括:The method of claim 1, wherein said using said first frequency band for visual channel identification between said first communication end and said second communication end comprises:子步骤一,第一通信端在第一频带上发射第一信号;或者第一通信端在第一频带上发射第一信号和第二信号;Sub-step one, the first communication end transmits the first signal on the first frequency band; or the first communication end transmits the first signal and the second signal on the first frequency band;子步骤二,对应于所述第一通信端在第一频带上发射第一信号,第二通信端使用两个或两个以上的天线接收所述第一信号;或者,Sub-step two, corresponding to the first communication end transmitting a first signal on a first frequency band, and the second communication end receiving the first signal by using two or more antennas; or对应于所述第一通信端在第一频带上发射第一信号和第二信号,第二通信端使用两个或两个以上的天线接收所述第一和第二信号; Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, and the second communication end receiving the first and second signals by using two or more antennas;子步骤三,对应于所述第一通信端在所述第一频带上发射所述第一信号,获取第一信号在第二通信端所使用的接收天线上的相关性;Sub-step three, corresponding to the first communication end transmitting the first signal on the first frequency band, and acquiring the correlation of the first signal on the receiving antenna used by the second communication end;对应于所述第一通信端在第一频带上发射第一信号和第二信号,获取第一信号和第二信号在第二通信端所使用的接收天线上的相关矩阵;以及Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, acquiring a correlation matrix of the first signal and the second signal on the receiving antenna used by the second communication end;对应于所述第一通信端在第一频带上发射第一信号或对应于第一通信端在第一频带上发射第一和第二信号,获取第一信号在第二通信端所使用的接收天线上的方差;Corresponding to the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first and second signals on the first frequency band, acquiring the reception used by the first signal at the second communication end The variance on the antenna;子步骤四,对应于所述第一通信端在第一频带上发射第一信号,判断第一信号在第二通信端所使用的不同接收天线间的相关性是否大于可视信道相关性门限,若是,则将收发端之间的信道判为可视信道;Sub-step four, corresponding to the first communication end transmitting the first signal on the first frequency band, determining whether the correlation between the different receiving antennas used by the first signal at the second communication end is greater than a visible channel correlation threshold, If yes, the channel between the transceivers is determined as a visible channel;对应于第一通信端在第一频带上发射第一信号和第二信号,判断第一和第二信号在第二通信端所使用的不同接收天线间的相关矩阵的秩数是否等于1,若是,则将收发端之间的信道判为可视信道;以及Corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining whether the rank number of the correlation matrix between the different receiving antennas used by the first and second signals at the second communication end is equal to 1, if , the channel between the transceivers is determined to be a visible channel;对应于所述第一通信端在第一频带上发射第一信号或对应于第一通信端在第一频带上发射第一信号和第二信号,判断第一信号在第二通信端所使用的不同接收天线上的信号强度的方差是否小于可视信道方差门限,若是,则将收发端之间的信道判为可视信道。Corresponding to the first communication end transmitting the first signal on the first frequency band or corresponding to the first communication end transmitting the first signal and the second signal on the first frequency band, determining that the first signal is used by the second communication end Whether the variance of the signal strength on different receiving antennas is smaller than the visible channel variance threshold, and if so, the channel between the transmitting and receiving terminals is determined as a visible channel.
- 根据权利要求2所述的方法,其中,所述判断第一信号和第二信号在第二通信端所使用的不同接收天线间的相关矩阵的秩数是否等于1,包括:The method according to claim 2, wherein said determining whether the rank number of the correlation matrix between the different receiving antennas used by the first signal and the second signal at the second communication end is equal to 1, comprising:使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。The judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
- 根据权利要求1-3任一项所述的方法,其中,所述在第一通信端与第二通信端之间使用第二频带传输业务数据,包括:The method according to any one of claims 1-3, wherein the transmitting the service data using the second frequency band between the first communication end and the second communication end comprises:第一通信端使用第一频带向第二通信端发送如下至少一种控制信息:The first communication end sends the following at least one type of control information to the second communication end by using the first frequency band:业务数据传输信道指示信息,该信息包含所述业务数据传输信道在第二频带上占用的时/频资源位置信息;Service data transmission channel indication information, the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;业务数据重发请求指示信息;Service data retransmission request indication information;业务数据接收确认指示信息; Service data reception confirmation indication information;非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对第一通信端的波束指向的调整方向和/或调整量;a beam direction adjustment indication information on the second frequency band, the information including an adjustment direction and/or an adjustment amount of a beam direction of the first communication end on the second frequency band;和/或and / or第二通信端使用第一频带向第一通信端发送如下至少一种控制信息:The second communication end sends the following at least one type of control information to the first communication end by using the first frequency band:业务数据传输信道指示信息,该信息包含所述业务数据传输信道在第二频带上占用的时/频资源位置信息;Service data transmission channel indication information, the information including time/frequency resource location information occupied by the service data transmission channel on the second frequency band;业务数据重发请求指示信息;Service data retransmission request indication information;业务数据接收确认指示信息;Service data reception confirmation indication information;非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对第二通信端的波束指向的调整方向和/或调整量。The beam direction adjustment indication information on the second frequency band, the information including an adjustment direction and/or an adjustment amount of the beam direction of the second communication end on the second frequency band.
- 根据权利要4所述的方法,还包括:在第二频带上的波束指向引导;The method of claim 4, further comprising: beam pointing guidance on the second frequency band;所述在第二频带上的波束指向引导包括:The beam pointing guidance on the second frequency band includes:在所述第一频带上测量第二通信端相对于第一通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导第一通信端的在第二频带上的波束指向第二通信端,或使用所述方位和俯仰角度中至少一种参数从第一通信端的在第二频带上的波束中选择出指向第二通信端的波束;和/或Measuring at least one of an azimuth and a tilt angle of the second communication end with respect to the first communication end on the first frequency band, using at least one of the azimuth and pitch angles to guide the first communication end on the second frequency band a beam directed to the second communication end, or selecting a beam directed to the second communication end from a beam on the second frequency band of the first communication end using at least one of the azimuth and pitch angles; and/or在所述第一频带上测量第一通信端相对于第二通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导第二通信端的在第二频带上的波束指向第一通信端,或使用所述方位和俯仰角度中至少一种参数从第二通信端的在第二频带上的波束中选择出指向第一通信端的波束。Measuring at least one of an azimuth and a pitch angle of the first communication end with respect to the second communication end on the first frequency band, using at least one of the azimuth and pitch angles to guide the second communication band on the second frequency band The beam is directed to the first communication end, or a beam directed to the first communication end is selected from the beams on the second frequency band of the second communication end using at least one of the azimuth and elevation angles.
- 根据权利要5所述的方法,其中,所述在第一频带上测量第二通信端相对于第一通信端的方位和俯仰角度中至少一种参数,包括:The method of claim 5, wherein the measuring at least one of an orientation and a tilt angle of the second communication end relative to the first communication end on the first frequency band comprises:在第一通信端使用天线阵列在第一频带上获取第二通信端发射信号的幅 度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Obtaining, on the first frequency band, the amplitude of the second communication end transmitting signal on the first communication end by using the antenna array Degree and/or phase information using the amplitude and/or phase information to estimate the orientation or pitch angle; or在第一通信端使用天线阵列的不同天线在第一频带上获取第二通信端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。Obtaining arrival time and/or arrival time difference information of the second communication end transmission signal on the first frequency band by using different antennas of the antenna array at the first communication end, and estimating the azimuth or elevation angle using the arrival time and/or arrival time difference information .
- 根据权利要5所述的方法,其中,所述在第一频带上测量第一通信端相对于第二通信端的方位和俯仰角度中至少一种参数,包括:The method of claim 5, wherein the measuring at least one of an orientation and a pitch angle of the first communication end relative to the second communication end on the first frequency band comprises:在第二通信端使用天线阵列在第一频带上获取第一通信端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Acquiring amplitude and/or phase information of the first communication end transmit signal on the first frequency band using the antenna array at the second communication end, using the amplitude and/or phase information to estimate the azimuth or pitch angle; or在第二通信端使用天线阵列的不同天线在第一频带上获取第一通信端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。Obtaining arrival time and/or arrival time difference information of the first communication end transmission signal on the first frequency band by using different antennas of the antenna array at the second communication end, and estimating the azimuth or elevation angle using the arrival time and/or arrival time difference information .
- 一种波束使用装置,应用于通信端,包括:可视信道识别模块,第二频带上业务信道配置模块;其中,A beam using device is applied to a communication end, comprising: a visible channel identification module, and a traffic channel configuration module on a second frequency band; wherein所述可视信道识别模块,设置为:使用第一频带与对端之间进行可视信道识别;The visible channel identification module is configured to: perform visible channel identification between the first frequency band and the opposite end;所述第二频带上业务信道配置模块,设置为:在使用第一频带识别出可视信道后,与对端之间使用第二频带传输业务数据;The traffic channel configuration module on the second frequency band is configured to: after the visible channel is identified by using the first frequency band, use the second frequency band to transmit service data with the opposite end;其中,所述第一频带与第二频带包括如下频带组合中的至少一种:The first frequency band and the second frequency band include at least one of the following frequency band combinations:所述第一频带为频率低于5GHz的频带,所述第二频带为频率高于或等于5GHz的频带;The first frequency band is a frequency band having a frequency lower than 5 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 5 GHz;所述第一频带为频率低于10GHz的频带,所述第二频带为频率高于或等于10GHz的频带;The first frequency band is a frequency band having a frequency lower than 10 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 10 GHz;所述第一频带为频率低于20GHz的频带,所述第二频带为频率高于或等于20GHz的频带;The first frequency band is a frequency band having a frequency lower than 20 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 20 GHz;所述第一频带为频率低于30GHz的频带,所述第二频带为频率高于或等于30GHz的频带;The first frequency band is a frequency band having a frequency lower than 30 GHz, and the second frequency band is a frequency band having a frequency higher than or equal to 30 GHz;所述第一频带为频率低于40GHz的频带,所述第二频带为频率高于或等 于40GHz的频带;以及The first frequency band is a frequency band having a frequency lower than 40 GHz, and the second frequency band is a frequency higher than or equal to In the 40 GHz band;所述第一频带为频率低于80GHz的无线电波频带,所述第二频带为波长大于300纳米的光波频带。The first frequency band is a radio wave band having a frequency lower than 80 GHz, and the second frequency band is a light wave band having a wavelength greater than 300 nm.
- 根据权利要求8所述的装置,其中,所述可视信道识别模块,包括发射单元、第一接收单元、第一获取单元和第一判断单元;所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The apparatus according to claim 8, wherein the visible channel identification module comprises a transmitting unit, a first receiving unit, a first obtaining unit and a first determining unit; the transmitting unit is configured to be in a first frequency band Transmitting a first signal to the opposite end; or transmitting the first signal and the second signal to the opposite end on the first frequency band;所述第一接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号;The first receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas;所述第一获取单元,设置为:获取第一信号在对端所使用的接收天线上的相关性;The first acquiring unit is configured to: acquire a correlation of the first signal on a receiving antenna used by the opposite end;所述第一判断单元,设置为:判断第一信号在对端所使用的不同接收天线间的相关性是否大于可视信道相关性门限,若是,则将收发端之间的信道判为可视信道。The first determining unit is configured to: determine whether a correlation between different receiving antennas used by the first signal at the opposite end is greater than a visible channel correlation threshold, and if yes, determine a channel between the transmitting and receiving ends as visible channel.
- 根据权利要求8所述的装置,其中,所述可视信道识别模块,包括发射单元、第二接收单元、第二获取单元和第二判断单元;The apparatus according to claim 8, wherein the visible channel identification module comprises a transmitting unit, a second receiving unit, a second obtaining unit, and a second determining unit;所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or transmit the first signal and the second signal to the opposite end on the first frequency band;所述第二接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号和第二信号;The second receiving unit is configured to receive the first signal and the second signal transmitted by the opposite end by using two or more antennas;所述第二获取单元,设置为:获取第一信号和第二信号在对端所使用的接收天线上的相关矩阵;The second acquiring unit is configured to: acquire a correlation matrix of the first signal and the second signal on the receiving antenna used by the opposite end;所述第二判断单元,设置为:判断第一信号和第二信号在对端所使用的不同接收天线间的相关矩阵的秩数是否等于1,若是,则将收发端之间的信道判为可视信道。The second determining unit is configured to: determine whether the rank number of the correlation matrix between different receiving antennas used by the first signal and the second signal at the opposite end is equal to 1, and if yes, determine the channel between the transceiver terminals as Visual channel.
- 根据权利要求8所述的装置,其中,所述可视信道识别模块,包括发射单元、第三接收单元、第三获取单元和第三判断单元;The apparatus according to claim 8, wherein the visible channel identification module comprises a transmitting unit, a third receiving unit, a third obtaining unit, and a third determining unit;所述发射单元,设置为:第一频带上向对端发射第一信号;或者在第一 频带上向对端发射第一信号和第二信号;The transmitting unit is configured to: transmit a first signal to the opposite end on the first frequency band; or at the first Transmitting the first signal and the second signal to the opposite end in the frequency band;所述第三接收单元,设置为:使用两个或两个以上的天线接收对端发射的第一信号;或者,使用两个或两个以上的天线接收对端发射的第一信号和第二信号;The third receiving unit is configured to: receive the first signal transmitted by the opposite end by using two or more antennas; or receive the first signal and the second signal of the opposite end by using two or more antennas signal;所述第三获取单元,设置为:获取第一信号在对端所使用的接收天线上的方差;The third acquiring unit is configured to: acquire a variance of the first signal on the receiving antenna used by the opposite end;所述第三判断单元,设置为:判断第一信号在对端所使用的不同接收天线上的信号强度的方差是否小于可视信道方差门限,若是,则将收发端之间的信道判为可视信道。The third determining unit is configured to: determine whether the variance of the signal strength of the first signal used on different receiving antennas used by the opposite end is smaller than the visible channel variance threshold, and if yes, determine the channel between the transmitting and receiving ends as View channel.
- 根据权利要求10所述的装置,其中,所述第二判断单元,是设置为:The apparatus according to claim 10, wherein said second determining unit is configured to:使用获取的秩索引参数RI数据和/或预编码矩阵索引参数PMI数据进行判断。The judgment is performed using the acquired rank index parameter RI data and/or precoding matrix index parameter PMI data.
- 根据权利要求7-9任一项所述的装置,其中,A device according to any one of claims 7-9, wherein所述第二频带上业务信道配置模块,是设置为:使用第一频带向对端发送如下至少一种控制信息:The traffic channel configuration module on the second frequency band is configured to: send the following at least one type of control information to the peer end by using the first frequency band:所述控制信息包括所述业务数据传输信道在第二频带上占用的时/频资源位置信息;The control information includes time/frequency resource location information occupied by the service data transmission channel on a second frequency band;业务数据重发请求指示信息;Service data retransmission request indication information;业务数据接收确认指示信息;Service data reception confirmation indication information;非可视信道NLOS指示信息;以及Non-visible channel NLOS indication information;在第二频带上的波束方向调整指示信息,该信息包含在第二频带上的对本通信端的波束指向的调整方向和/或调整量。The beam direction adjustment indication information on the second frequency band, the information including the adjustment direction and/or the adjustment amount of the beam pointing to the communication terminal on the second frequency band.
- 根据权利要求13所述的装置,还包括:第二频带上波束指向引导模块,所述波束指向引导模块设置为:The apparatus of claim 13, further comprising: a beam pointing guidance module on the second frequency band, the beam pointing guiding module being configured to:在第一频带上测量对端相对于本通信端的方位和俯仰角度中至少一种参数,使用所述方位和俯仰角度中至少一种参数引导本通信端的在第二频带上的波束指向对端,或使用所述方位和俯仰角度中至少一种参数从本通信端的 在第二频带上的波束中选择出指向对端的波束。Measuring at least one of an azimuth and a pitch angle of the opposite end with respect to the communication terminal on the first frequency band, and using at least one of the azimuth and the elevation angle to direct the beam on the second frequency band of the communication terminal to the opposite end, Or using at least one of the azimuth and pitch angles from the communication end A beam directed to the opposite end is selected among the beams on the second frequency band.
- 根据权利要求14所述的装置,其中,所述第二频带上波束指向引导模块,是设置为:The apparatus of claim 14, wherein the beam pointing guide module on the second frequency band is set to:在本通信端使用天线阵列在第一频带上获取对端发射信号的幅度和/或相位信息,使用该幅度和/或相位信息估计所述方位或俯仰角度;或Obtaining amplitude and/or phase information of the opposite transmitted signal on the first frequency band using the antenna array at the communication end, and estimating the azimuth or elevation angle using the amplitude and/or phase information; or在本通信端使用天线阵列的不同天线在第一频带上获取对端发射信号的到达时间和/或到达时间差信息,使用该到达时间和/或到达时间差信息估计所述方位或俯仰角度。 At the communication end, different antennas of the antenna array are used to acquire the arrival time and/or arrival time difference information of the opposite transmission signal on the first frequency band, and the arrival time and/or the arrival time difference information is used to estimate the azimuth or elevation angle.
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