WO2022111408A1 - 天线*** - Google Patents
天线*** Download PDFInfo
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- WO2022111408A1 WO2022111408A1 PCT/CN2021/132065 CN2021132065W WO2022111408A1 WO 2022111408 A1 WO2022111408 A1 WO 2022111408A1 CN 2021132065 W CN2021132065 W CN 2021132065W WO 2022111408 A1 WO2022111408 A1 WO 2022111408A1
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- antenna
- radio frequency
- frequency signal
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- 238000004891 communication Methods 0.000 claims abstract description 32
- 238000012545 processing Methods 0.000 claims description 60
- 230000005484 gravity Effects 0.000 claims description 23
- 230000006872 improvement Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract 7
- 238000000034 method Methods 0.000 description 86
- 230000008569 process Effects 0.000 description 74
- 230000006870 function Effects 0.000 description 23
- 230000010363 phase shift Effects 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1207—Supports; Mounting means for fastening a rigid aerial element
- H01Q1/1228—Supports; Mounting means for fastening a rigid aerial element on a boom
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/125—Means for positioning
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
- H01Q21/10—Collinear arrangements of substantially straight elongated conductive units
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/04—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
- H01Q3/06—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation over a restricted angle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
Definitions
- the embodiments of the present application relate to the field of communications, and more particularly, to an antenna system.
- two or more antennas may be integrated on the same panel, wherein different antennas may be used for different signal transceiving processes, thereby saving panel resources.
- the present application provides an antenna system, which can improve the flexibility of communication on the premise of saving antenna panel resources.
- an antenna system including a first antenna, a second antenna, a radio frequency unit, a first adjuster, a second adjuster and a splitter, the first antenna being rotatable about a first rotation axis to adjust The first mechanical downtilt angle of the first antenna, the second antenna can be rotated around the second rotation axis to adjust the second mechanical downtilt angle of the second antenna, wherein the radio frequency unit is used to generate the to-be-sent a first radio frequency signal; the splitter is used to divide the first radio frequency signal into a first sub radio frequency signal and a second sub radio frequency signal; the first regulator is used to perform a first processing to adjust the first electrical downtilt angle of the first sub-radio frequency signal, wherein the first electrical downtilt angle is determined based on the target downtilt angle corresponding to the first radio frequency signal and the first mechanical downtilt angle ; the second adjuster is configured to perform second processing on the second sub-RF signal to adjust a second electrical down-RF signal to adjust a second electrical
- the two antennas for transmitting the same signal are independently configured (specifically, the mechanical downtilt angles of the antennas can be independently adjusted), and each antenna is separately set for adjusting the antenna.
- Adjuster of the electrical downtilt angle so that even if at least one of the first antenna and the second antenna shares the same antenna panel with the other antennas, the adjustment of the coverage of the signals sent through the two antennas can be achieved by adjusting the electrical downtilt angle , so that the flexibility of communication can be improved on the premise of saving antenna panel resources.
- the antenna system further includes a first sensor for detecting the first mechanical downtilt angle, and the antenna system further includes a second sensor for detecting the second mechanical downtilt angle.
- the antenna system further includes a third antenna configured on the first antenna.
- the antenna system further includes a fourth antenna configured on the second antenna.
- the third antenna is an active antenna
- the fourth antenna is an active antenna
- the first antenna is a passive antenna
- the second antenna is a passive antenna
- the third antenna is a passive antenna
- the fourth antenna is a passive antenna
- the first antenna is an active antenna
- the second antenna is an active antenna
- first rotation axis and the second rotation axis are arranged in parallel.
- first rotation axis may be arranged at any position such as the edge or the center of the first antenna.
- the second rotation axis may be arranged at any position such as the edge or the center of the first antenna, which is not particularly limited in the present application.
- the first regulator may be a circuit or a mechanical unit with a phase modulation function.
- the first adjuster can also adjust the amplitude of the first sub-radio frequency signal.
- the first regulator includes a splitter and a phase shifter.
- the first sub-RF signal can be divided into two signals by a splitter, and the phase difference between the two signals can be adjusted by a phase shifter, thereby realizing the adjustment of the first electrical downtilt angle.
- the second regulator may be a circuit or a mechanical unit with a phase modulation function.
- the second adjuster may further adjust the amplitude of the second sub-radio frequency signal.
- the second regulator includes the splitter and a phase shifter.
- the second sub-RF signal can be divided into two signals by a splitter, and the phase difference between the two signals can be adjusted by a phase shifter, thereby realizing the adjustment of the second electrical downtilt angle.
- the antenna system further includes a first controller and a second controller, where the first controller is configured to correspond to the target downtilt angle and the first mechanical downtilt angle according to the first radio frequency signal , controlling the first regulator to perform the first processing, and the second controller is configured to control the second regulator according to the target downtilt angle corresponding to the first radio frequency signal and the second mechanical downtilt angle The second process is performed.
- the first controller may be configured or integrated in the first regulator, or the second controller may be configured or integrated in the second regulator.
- the antenna system further includes: a first sensor, connected in communication with the first controller, for detecting the first mechanical downtilt angle, and sending a signal to the first controller The indication information of the first mechanical downtilt angle.
- the antenna system further includes a second sensor, connected in communication with the second controller, for detecting the second mechanical downtilt angle, and sending a signal to the second controller Indication information of the second mechanical downtilt angle.
- the first antenna and the second antenna are coplanar.
- the first antenna and the second antenna are not coplanar.
- the antenna system further includes a third adjuster configured to perform third processing on the target sub-RF signal to adjust the first sub-RF signal and the second sub-RF signal The phase difference between , wherein the target sub-RF signal is at least one of the first sub-RF signal and the second sub-RF signal.
- the time interval between the sending moments of the first sub-RF signal and the second sub-RF signal can be adjusted , and then can compensate for the deviation of the transmission time of the first sub-RF signal and the second sub-RF signal from the antenna to the receiving end due to the different downtilt angles of the first antenna and the second antenna, so that the receiving end can be synchronized.
- the first sub-radio frequency signal and the second sub-radio frequency signal are received, thereby improving the accuracy and reliability of communication.
- the phase difference P is determined according to first information, and the first information includes at least one of the following: the wavelength ⁇ of the first radio frequency signal, the first mechanical downtilt angle The second mechanical downtilt angle The first electrical downtilt angle ⁇ 1 and the second electrical downtilt angle ⁇ 2.
- the target sub-RF signal is one of the first sub-RF signal and the second sub-RF signal sent by the target antenna
- the target antenna is one of the first antenna and the second antenna that is positioned downward in the direction of gravity.
- the first information further includes: the length M of the target antenna, the first antenna and the second antenna when the first mechanical downtilt angle and the second mechanical downtilt angle are 0 Distance L in the direction of gravity.
- phase difference P is determined according to the following formula:
- the first information It also includes the distance N between the first antenna and the second antenna in the horizontal direction when the first mechanical downtilt angle and the second mechanical downtilt angle are 0.
- the antenna system of the first aspect and its various possible implementation manners has been described above by taking the functions of each component when sending a signal as an example, but the present application is not limited to this, the first aspect and its various possible implementations have been described above.
- the antenna system of the implementation mode is also applicable to the signal receiving process.
- the first regulator is used to process the signal 1 (corresponding to the above-mentioned first processing, for example, phase-shift processing)
- the second regulator is used to process the signal 2 (same as the The above-mentioned second processing corresponds to, for example, phase-shift processing)
- the splitter can realize the function of a combiner during the signal receiving process, that is, it is used to combine the signal 1 and the signal 2 processed by the regulator. and sent to the RF unit.
- the signal receiving process enumerated above is only an exemplary description, which is not specifically limited in the present application.
- the signal receiving process is the inverse process of the signal sending process, and its detailed description is omitted in order to avoid redundant description.
- an antenna system comprising a first antenna, a second antenna, a radio frequency unit, a first adjuster and a second adjuster, the first antenna being rotatable about a first rotation axis to adjust the first the first mechanical downtilt angle of the antenna, the second antenna can be rotated around the second rotation axis to adjust the second mechanical downtilt angle of the second antenna, wherein the radio frequency unit is used to generate the first radio frequency signal to be sent and a second radio frequency signal, wherein the wavelength of the first radio frequency signal and the second radio frequency signal are the same, the data carried by the first radio frequency signal and the second radio frequency signal are the same, and the first radio frequency signal and the second radio frequency signal are the same.
- the target downtilt angles of the second radio frequency signals are the same; the first adjuster is configured to perform first processing on the first radio frequency signals to adjust the first electrical downtilt angles of the first radio frequency signals, wherein the first An electrical down-tilt angle is determined based on the target down-tilt angle and the first mechanical down-tilt angle; the second adjuster is configured to perform second processing on the second radio frequency signal to adjust the second sub-radio frequency signal.
- the first antenna is configured to transmit the first processed first a sub-radio frequency signal; the first antenna is used for transmitting the second sub-radio frequency signal subjected to the second processing.
- two antennas for transmitting signals with the same wavelength and carrying the same data are independently configured (specifically, the mechanical downtilt angles of the antennas can be independently adjusted), and the two antennas are configured separately for each antenna.
- An adjuster for adjusting the electrical downtilt angle of the antenna is provided, so that even if at least one of the first antenna and the second antenna shares the same antenna panel with the other antennas, the electrical downtilt angle can be adjusted to realize the transmission of the two antennas.
- the adjustment of the coverage of the signal can support the improvement of the flexibility of communication on the premise of saving the resources of the antenna panel.
- the antenna system further includes a first sensor for detecting the first mechanical downtilt angle, and the antenna system further includes a second sensor for detecting the second mechanical downtilt angle.
- the antenna system further includes a third antenna configured on the first antenna.
- the antenna system further includes a fourth antenna configured on the second antenna.
- the third antenna is an active antenna
- the fourth antenna is an active antenna
- the first antenna is a passive antenna
- the second antenna is a passive antenna
- the third antenna is a passive antenna
- the fourth antenna is a passive antenna
- the first antenna is an active antenna
- the second antenna is an active antenna
- first rotation axis and the second rotation axis are arranged in parallel.
- first rotation axis may be arranged at any position such as the edge or the center of the first antenna.
- the second rotation axis may be arranged at any position such as the edge or the center of the first antenna, which is not particularly limited in the present application.
- the first regulator may be a circuit or a mechanical unit with a phase modulation function.
- the first adjuster can also adjust the amplitude of the first radio frequency signal.
- the first regulator includes a splitter and a phase shifter.
- the first radio frequency signal can be divided into two signals by the splitter, and the phase difference between the two signals can be adjusted by the phase shifter, so as to realize the adjustment of the first electrical downtilt angle.
- the second regulator may be a circuit or a mechanical unit with phase modulation.
- the second adjuster can also adjust the amplitude of the second radio frequency signal.
- the second regulator includes the splitter and a phase shifter.
- the second radio frequency signal can be divided into two signals by the splitter, and the phase difference between the two signals can be adjusted by the phase shifter, so as to realize the adjustment of the second electrical downtilt angle.
- the antenna system further includes a first controller and a second controller, and the first controller is configured to control the target downtilt angle corresponding to the first radio frequency signal and the first mechanical downtilt angle
- the first regulator performs the first processing
- the second controller is configured to control the second regulator to perform the process according to the target downtilt angle corresponding to the first radio frequency signal and the second mechanical downtilt angle. Second treatment.
- the first controller may be configured or integrated in the first regulator, or the second controller may be configured or integrated in the second regulator.
- the first antenna and the second antenna are coplanar.
- the phase difference between the first radio frequency signal and the second radio frequency signal by adjusting the phase difference between the first radio frequency signal and the second radio frequency signal, the time interval between the transmission moments of the first radio frequency signal and the second radio frequency signal can be adjusted, and further compensation can be made.
- the deviation of the transmission time of the first radio frequency signal and the second radio frequency signal from the antenna to the receiving end caused by the different downtilt angles of the first antenna and the second antenna can enable the receiving end to receive the first radio frequency synchronously. signal and the second radio frequency signal, thereby improving the accuracy and reliability of communication.
- the phase difference P is determined according to first information, and the first information includes at least one of the following: the wavelength ⁇ of the first radio frequency signal, the first mechanical downtilt angle The second mechanical downtilt angle The first electrical downtilt angle ⁇ 1 and the second electrical downtilt angle ⁇ 2.
- the first information further includes: the length M of the target antenna, the downtilt angle of the first mechanical and the second mechanical The distance L between the first antenna and the second antenna in the direction of gravity when the downtilt angle is 0, wherein the target antenna is the one located below the first antenna and the second antenna in the direction of gravity one side.
- phase difference P is determined according to the following formula:
- the first information is further included in the The distance N between the first antenna and the second antenna in the horizontal direction when a mechanical downtilt angle and the second mechanical downtilt angle are 0.
- the antenna system of the second aspect and its various possible implementation manners has been described above by taking the functions of each component when sending a signal as an example, but the present application is not limited to this, the second aspect and its various possible implementations have been described above.
- the antenna system of the implementation mode is also applicable to the signal receiving process.
- the signal received by the first antenna is recorded as signal 3, and the signal received by the second antenna is recorded as signal 4, then the wavelength of signal 3 and signal 4 are the same, and the data carried are the same, after that, the first adjuster is used to process the signal 3 (corresponding to the above-mentioned first processing, for example, phase-shift processing), and the second adjuster is used to process the signal 4 (with
- the above-mentioned second processing corresponds to, for example, phase-shift processing
- the splitter can realize the function of a combiner during the signal receiving process, that is, for combining the signal 3 and the signal 4 processed by the regulator and sent to the RF unit.
- the signal receiving process enumerated above is only an exemplary description, which is not specifically limited in the present application.
- the signal receiving process is the inverse process of the signal sending process, and its detailed description is omitted in order to avoid redundant description.
- an antenna system characterized by comprising a first antenna, a second antenna and a radio frequency unit, the first antenna can be rotated around a first rotation axis to adjust a first mechanical lowering of the first antenna an inclination angle, the second antenna can be rotated around the second rotation axis to adjust the second mechanical down-tilt angle of the second antenna, wherein the radio frequency unit is used to generate the first radio frequency signal to be sent, the second radio frequency signal, The third radio frequency signal and the fourth radio frequency signal, wherein the wavelengths of the first radio frequency signal, the second radio frequency signal, the third radio frequency signal and the fourth radio frequency signal are the same, and the first radio frequency signal, The second radio frequency signal, the third radio frequency signal and the fourth radio frequency signal carry the same data, the first radio frequency signal, the second radio frequency signal, the third radio frequency signal and the fourth radio frequency signal.
- the target downtilt angles of the radio frequency signals are the same, wherein there is a first phase difference between the first radio frequency signal and the second radio frequency signal
- the first radio frequency signal and The phase difference between the second radio frequency signals realizes the adjustment of the electrical downtilt angle of the first antenna
- the phase difference between the third radio frequency signal and the fourth radio frequency signal realizes the adjustment of the electrical downtilt angle of the second antenna.
- At least one of the first antenna and the second antenna shares the same antenna panel with other antennas, and the coverage of signals sent through the two antennas can also be adjusted by adjusting the electrical downtilt angle, thereby supporting the premise of saving antenna panel resources. to improve the flexibility of communication.
- the antenna system further includes a first sensor for detecting the first mechanical downtilt angle, and the antenna system further includes a second sensor for detecting the second mechanical downtilt angle.
- the antenna system further includes a third antenna configured on the first antenna.
- the antenna system further includes a fourth antenna configured on the second antenna.
- the third antenna is an active antenna
- the fourth antenna is an active antenna
- the first antenna is a passive antenna
- the second antenna is a passive antenna
- the third antenna is a passive antenna
- the fourth antenna is a passive antenna
- the first antenna is an active antenna
- the second antenna is an active antenna
- first rotation axis and the second rotation axis are arranged in parallel.
- first rotation axis may be arranged at any position such as the edge or the center of the first antenna.
- the second rotation axis may be arranged at any position such as the edge or the center of the first antenna, which is not particularly limited in the present application.
- the first antenna and the second antenna are coplanar.
- the fifth radio frequency signal is the first radio frequency signal and the second radio frequency signal with a later phase
- the sixth radio frequency signal is the third radio frequency signal and the fourth radio frequency signal which has a later phase.
- the third phase difference P is determined according to first information, and the first information includes at least one of the following: the wavelength ⁇ of the first radio frequency signal, the first mechanical downtilt angle The second mechanical downtilt angle The first electrical downtilt angle ⁇ 1 and the second electrical downtilt angle ⁇ 2.
- the first information further includes: the length M of the target antenna, the first mechanical downtilt angle and the first 2.
- the third phase difference P is determined according to the following formula:
- the first information is further included in the The distance N between the first antenna and the second antenna in the horizontal direction when the first mechanical downtilt angle and the second mechanical downtilt angle are 0.
- the antenna system of the third aspect and its various possible implementation manners has been described above by taking the functions of various components when transmitting signals as an example, but the present application is not limited to this, the third aspect and its various possible implementations have been described above.
- the antenna system of the implementation mode is also applicable to the signal receiving process.
- the signal received by the first antenna is recorded as signal 3, and the signal received by the second antenna is recorded as signal 4, then the wavelength of signal 3 and signal 4 are the same, and the data carried are the same, after that, the first adjuster is used to process the signal 3 (corresponding to the above-mentioned first processing, for example, phase-shift processing), and the second adjuster is used to process the signal 4 (with
- the above-mentioned second processing corresponds to, for example, phase-shift processing
- the splitter can realize the function of a combiner during the signal receiving process, that is, for combining the signal 3 and the signal 4 processed by the regulator and sent to the RF unit.
- the signal receiving process enumerated above is only an exemplary description, which is not specifically limited in the present application.
- the signal receiving process is the inverse process of the signal sending process, and its detailed description is omitted in order to avoid redundant description.
- an antenna system including a first antenna, a second antenna, a radio frequency unit, a first adjuster, a second adjuster, and a splitter, the first antenna being rotatable about a first rotation axis to adjust The first mechanical azimuth angle of the first antenna, the second antenna can be rotated around the second rotation axis to adjust the second mechanical azimuth angle of the second antenna, wherein the radio frequency unit is used to generate the to-be-sent a first radio frequency signal; the splitter is used to divide the first radio frequency signal into a first sub radio frequency signal and a second sub radio frequency signal; the first regulator is used to perform a first processing to adjust the first electrical azimuth of the first sub-radio frequency signal, wherein the first electrical azimuth is determined based on the target azimuth corresponding to the first radio frequency signal and the first mechanical azimuth ; the second adjuster is configured to perform second processing on the second sub-RF signal to adjust the second electrical azimuth of the second sub-RF signal, where
- two antennas for transmitting the same signal are independently configured (specifically, the mechanical azimuth angles of the antennas can be independently adjusted), and each antenna is separately set for adjusting the antenna.
- Adjuster for electrical azimuth so that even if at least one of the first antenna and the second antenna shares the same antenna panel with the other antennas, adjustment of the coverage of the signals transmitted through the two antennas can be achieved by adjusting the electrical azimuth , so that the flexibility of communication can be improved on the premise of saving antenna panel resources.
- the antenna system further includes a first sensor for detecting the first mechanical azimuth, and the antenna system further includes a second sensor for detecting the second mechanical azimuth.
- the antenna system further includes a third antenna configured on the first antenna.
- the antenna system further includes a fourth antenna configured on the second antenna.
- the third antenna is an active antenna
- the fourth antenna is an active antenna
- the first antenna is a passive antenna
- the second antenna is a passive antenna
- the third antenna is a passive antenna
- the fourth antenna is a passive antenna
- the first antenna is an active antenna
- the second antenna is an active antenna
- first rotation axis and the second rotation axis are arranged in parallel.
- first rotation axis may be arranged at any position such as the edge or the center of the first antenna.
- the second rotation axis may be arranged at any position such as the edge or the center of the first antenna, which is not particularly limited in the present application.
- the first regulator may be a circuit or a mechanical unit with a phase modulation function.
- the first adjuster can also adjust the amplitude of the first sub-radio frequency signal.
- the first regulator includes a splitter and a phase shifter.
- the first sub-radio frequency signal can be divided into two signals by the splitter, and the phase difference between the two signals can be adjusted by the phase shifter, so as to realize the adjustment of the first electrical azimuth angle.
- the second regulator may be a circuit or a mechanical unit with a phase modulation function.
- the second adjuster may further adjust the amplitude of the second sub-radio frequency signal.
- the second regulator includes the splitter and a phase shifter.
- the second sub-RF signal can be divided into two signals by a splitter, and the phase difference between the two signals can be adjusted by a phase shifter, thereby realizing the adjustment of the second electrical azimuth.
- the antenna system further includes a first controller and a second controller, where the first controller is configured to correspond to the target azimuth and the first mechanical azimuth according to the first radio frequency signal , controlling the first regulator to perform the first processing, and the second controller is configured to control the second regulator according to the target azimuth angle corresponding to the first radio frequency signal and the second mechanical azimuth angle The second process is performed.
- the first controller may be configured or integrated in the first regulator, or the second controller may be configured or integrated in the second regulator.
- the antenna system further includes: a first sensor, connected in communication with the first controller, for detecting the first mechanical azimuth, and sending a signal to the first controller Indication information of the first mechanical azimuth.
- the antenna system further includes a second sensor, connected in communication with the second controller, for detecting the second mechanical azimuth, and sending the signal to the second controller Indication information of the second mechanical azimuth.
- the first antenna and the second antenna are coplanar.
- the first antenna and the second antenna are not coplanar.
- the antenna system further includes a third adjuster configured to perform third processing on the target sub-RF signal to adjust the first sub-RF signal and the second sub-RF signal The phase difference between , wherein the target sub-RF signal is at least one of the first sub-RF signal and the second sub-RF signal.
- the time interval between the sending moments of the first sub-RF signal and the second sub-RF signal can be adjusted , and then can compensate for the deviation of the transmission time of the first sub-RF signal and the second sub-RF signal from the antenna to the receiving end due to the different azimuth angles of the first antenna and the second antenna, so that the receiving end can be synchronized.
- the first sub-radio frequency signal and the second sub-radio frequency signal are received, thereby improving the accuracy and reliability of communication.
- the phase difference P is determined according to first information, and the first information includes at least one of the following: the wavelength ⁇ of the first radio frequency signal, the first mechanical azimuth angle the second mechanical azimuth The first electrical azimuth angle ⁇ 1 and the second electrical azimuth angle ⁇ 2.
- the target sub-RF signal is one of the first sub-RF signal and the second sub-RF signal sent by the target antenna
- the target antenna is the one of the first antenna and the second antenna which is oriented closer to the target azimuth in the horizontal direction.
- the first information further includes: the length M of the target antenna, the first antenna and the second antenna when the first mechanical azimuth angle and the second mechanical azimuth angle are 0
- the distance L in the first direction, the first direction being parallel to the plane where the antenna panel of the antenna is located when the mechanical azimuth angle is 0.
- phase difference P is determined according to the following formula:
- the first information also includes the distance N between the first antenna and the second antenna in a second direction when the first mechanical azimuth and the second mechanical azimuth are 0, the second direction is perpendicular to the mechanical azimuth When the angle is 0, the plane of the antenna panel of the antenna is located.
- the antenna system of the fourth aspect and its various possible implementation manners has been described above by taking the functions of the components when transmitting signals as an example, but the present application is not limited to this, the fourth aspect and its various possible implementations have been described above.
- the antenna system of the implementation mode is also applicable to the signal receiving process.
- the first regulator is used to process the signal 1 (corresponding to the above-mentioned first processing, for example, phase-shift processing)
- the second regulator is used to process the signal 2 (same as the The above-mentioned second processing corresponds to, for example, phase-shift processing)
- the splitter can realize the function of a combiner during the signal receiving process, that is, it is used to combine the signal 1 and the signal 2 processed by the regulator. and sent to the RF unit.
- the signal receiving process enumerated above is only an exemplary description, which is not specifically limited in the present application.
- the signal receiving process is the inverse process of the signal sending process, and its detailed description is omitted in order to avoid redundant description.
- an antenna system comprising a first antenna, a second antenna, a radio frequency unit, a first adjuster, and a second adjuster, the first antenna being rotatable about a first rotation axis to adjust the first the first mechanical azimuth angle of the antenna, the second antenna can be rotated around the second rotation axis to adjust the second mechanical azimuth angle of the second antenna, wherein the radio frequency unit is used for generating the first radio frequency signal to be sent and a second radio frequency signal, wherein the wavelength of the first radio frequency signal and the second radio frequency signal are the same, the data carried by the first radio frequency signal and the second radio frequency signal are the same, and the first radio frequency signal and the second radio frequency signal are the same.
- the target azimuth angles of the second radio frequency signals are the same; the first adjuster is configured to perform first processing on the first radio frequency signals to adjust the first electrical azimuth angles of the first radio frequency signals, wherein the first An electrical azimuth is determined based on the target azimuth and the first mechanical azimuth; the second adjuster is configured to perform second processing on the second radio frequency signal to adjust the second sub-radio frequency signal a second electrical azimuth, wherein the second electrical azimuth is determined based on the target azimuth and the second mechanical azimuth; the first antenna is configured to transmit the first processed first a sub-radio frequency signal; the first antenna is used for transmitting the second sub-radio frequency signal subjected to the second processing.
- two antennas for transmitting signals with the same wavelength and carrying the same data are independently configured (specifically, the mechanical azimuth angles of the antennas can be independently adjusted), and the two antennas are configured separately for each antenna.
- An adjuster for adjusting the electrical azimuth angle of the antenna is provided, so that even if at least one of the first antenna and the second antenna shares the same antenna panel with the other antennas, the electrical azimuth angle can be adjusted to realize the transmission through the two antennas.
- the adjustment of the coverage of the signal can support the improvement of the flexibility of communication on the premise of saving the resources of the antenna panel.
- the antenna system further includes a first sensor for detecting the first mechanical azimuth, and the antenna system further includes a second sensor for detecting the second mechanical azimuth.
- the antenna system further includes a third antenna configured on the first antenna.
- the antenna system further includes a fourth antenna configured on the second antenna.
- the third antenna is an active antenna
- the fourth antenna is an active antenna
- the first antenna is a passive antenna
- the second antenna is a passive antenna
- the third antenna is a passive antenna
- the fourth antenna is a passive antenna
- the first antenna is an active antenna
- the second antenna is an active antenna
- first rotation axis and the second rotation axis are arranged in parallel.
- first rotation axis may be arranged at any position such as the edge or the center of the first antenna.
- the second rotation axis may be arranged at any position such as the edge or the center of the first antenna, which is not particularly limited in the present application.
- the first regulator may be a circuit or a mechanical unit with a phase modulation function.
- the first adjuster can also adjust the amplitude of the first radio frequency signal.
- the first regulator includes a splitter and a phase shifter.
- the first radio frequency signal can be divided into two signals by the splitter, and the phase difference between the two signals can be adjusted by the phase shifter, so as to realize the adjustment of the first electrical azimuth angle.
- the second regulator may be a circuit or a mechanical unit with phase modulation.
- the second adjuster can also adjust the amplitude of the second radio frequency signal.
- the second regulator includes the splitter and a phase shifter.
- the second radio frequency signal can be divided into two signals by the splitter, and the phase difference between the two signals can be adjusted by the phase shifter, so as to realize the adjustment of the second electrical azimuth angle.
- the antenna system further includes a first controller and a second controller, and the first controller is configured to control the target azimuth angle corresponding to the first radio frequency signal and the first mechanical azimuth angle.
- the first regulator performs the first processing
- the second controller is configured to control the second regulator to perform the process according to the target azimuth angle corresponding to the first radio frequency signal and the second mechanical azimuth angle. Second treatment.
- the first controller may be configured or integrated in the first regulator, or the second controller may be configured or integrated in the second regulator.
- the first antenna and the second antenna are coplanar.
- the phase difference between the first radio frequency signal and the second radio frequency signal by adjusting the phase difference between the first radio frequency signal and the second radio frequency signal, the time interval between the transmission moments of the first radio frequency signal and the second radio frequency signal can be adjusted, and further compensation can be made. Due to the different azimuth angles of the first antenna and the second antenna, the deviation of the transmission time of the first radio frequency signal and the second radio frequency signal from the antenna to the receiving end can cause the receiving end to receive the first radio frequency synchronously. signal and the second radio frequency signal, thereby improving the accuracy and reliability of communication.
- the phase difference P is determined according to first information, and the first information includes at least one of the following: the wavelength ⁇ of the first radio frequency signal, the first mechanical azimuth angle the second mechanical azimuth The first electrical azimuth angle ⁇ 1 and the second electrical azimuth angle ⁇ 2.
- the first information further includes: the length M of the target antenna, the first mechanical azimuth angle and the second mechanical azimuth.
- phase difference P is determined according to the following formula:
- the first information is further included in the first information.
- the distance N between the first antenna and the second antenna in a second direction when a mechanical azimuth angle and the second mechanical azimuth angle are 0, the second direction is perpendicular to the first mechanical azimuth angle When it is 0, the plane where the first antenna is located.
- the antenna system of the fifth aspect and its various possible implementation manners has been described above by taking the functions of each component when transmitting a signal as an example, but the present application is not limited to this, the fifth aspect and its various possible implementations have been described above.
- the antenna system of the implementation mode is also applicable to the signal receiving process.
- the signal received by the first antenna is recorded as signal 3, and the signal received by the second antenna is recorded as signal 4, then the wavelength of signal 3 and signal 4 are the same, and the data carried are the same, after that, the first adjuster is used to process the signal 3 (corresponding to the above-mentioned first processing, for example, phase-shift processing), and the second adjuster is used to process the signal 4 (with
- the above-mentioned second processing corresponds to, for example, phase-shift processing
- the splitter can realize the function of a combiner during the signal receiving process, that is, for combining the signal 3 and the signal 4 processed by the regulator and sent to the RF unit.
- the signal receiving process enumerated above is only an exemplary description, which is not specifically limited in the present application.
- the signal receiving process is the inverse process of the signal sending process, and its detailed description is omitted in order to avoid redundant description.
- a sixth aspect provides an antenna system, characterized by comprising a first antenna, a second antenna and a radio frequency unit, the first antenna can be rotated around a first rotation axis to adjust a first mechanical orientation of the first antenna
- the second antenna can rotate around the second rotation axis to adjust the second mechanical azimuth angle of the second antenna
- the radio frequency unit is used to generate the first radio frequency signal to be sent, the second radio frequency signal,
- the third radio frequency signal and the fourth radio frequency signal wherein the wavelengths of the first radio frequency signal, the second radio frequency signal, the third radio frequency signal and the fourth radio frequency signal are the same, and the first radio frequency signal
- the second radio frequency signal, the third radio frequency signal and the fourth radio frequency signal carry the same data, the first radio frequency signal, the second radio frequency signal, the third radio frequency signal and the fourth radio frequency signal
- the target azimuth angles of the radio frequency signals are the same, wherein there is a first phase difference between the first radio frequency signal and the second radio frequency signal, and a second phase between the third radio
- the first radio frequency signal and The phase difference between the second radio frequency signals realizes the adjustment of the electrical azimuth angle of the first antenna
- the phase difference between the third radio frequency signal and the fourth radio frequency signal realizes the adjustment of the electrical azimuth angle of the second antenna.
- At least one of the first antenna and the second antenna shares the same antenna panel with other antennas, and the coverage of the signals sent through the two antennas can also be adjusted by adjusting the electrical azimuth angle, thereby supporting the premise of saving antenna panel resources. to improve the flexibility of communication.
- the antenna system further includes a first sensor for detecting the first mechanical azimuth, and the antenna system further includes a second sensor for detecting the second mechanical azimuth.
- the antenna system further includes a third antenna configured on the first antenna.
- the antenna system further includes a fourth antenna configured on the second antenna.
- the third antenna is an active antenna
- the fourth antenna is an active antenna
- the first antenna is a passive antenna
- the second antenna is a passive antenna
- the third antenna is a passive antenna
- the fourth antenna is a passive antenna
- the first antenna is an active antenna
- the second antenna is an active antenna
- first rotation axis and the second rotation axis are arranged in parallel.
- first rotation axis may be arranged at any position such as the edge or the center of the first antenna.
- the second rotation axis may be arranged at any position such as the edge or the center of the first antenna, which is not particularly limited in the present application.
- the first antenna and the second antenna are coplanar.
- the fifth radio frequency signal is the first radio frequency signal and the second radio frequency signal with a later phase
- the sixth radio frequency signal is the third radio frequency signal and the fourth radio frequency signal which has a later phase.
- the third phase difference P is determined according to first information, and the first information includes at least one of the following: the wavelength ⁇ of the first radio frequency signal, the first mechanical azimuth angle the second mechanical azimuth The first electrical azimuth angle ⁇ 1 and the second electrical azimuth angle ⁇ 2.
- the first information further includes: the length M of the target antenna, the distance between the first mechanical azimuth and the first The distance L between the first antenna and the second antenna in the horizontal direction when the mechanical azimuth angle is 0, wherein the target antenna is the first antenna and the second antenna that are close to each other in the horizontal direction The direction the target azimuth is facing.
- the third phase difference P is determined according to the following formula:
- the first information is further included in the When the first mechanical azimuth and the second mechanical azimuth are 0, the distance N between the first antenna and the second antenna in the second direction, the second direction is perpendicular to when the first mechanical The plane on which the antenna panel of the first antenna is located when the azimuth angle is 0.
- the antenna system of the sixth aspect and its various possible implementation manners has been described above by taking the functions of each component when sending a signal as an example, but the present application is not limited to this, the sixth aspect and its various possible implementations have been described above.
- the antenna system of the implementation mode is also applicable to the signal receiving process.
- the signal received by the first antenna is recorded as signal 3, and the signal received by the second antenna is recorded as signal 4, then the wavelength of signal 3 and signal 4 are the same, and the data carried are the same, after that, the first adjuster is used to process the signal 3 (corresponding to the above-mentioned first processing, for example, phase-shift processing), and the second adjuster is used to process the signal 4 (with
- the above-mentioned second processing corresponds to, for example, phase-shift processing
- the splitter can realize the function of a combiner during the signal receiving process, that is, for combining the signal 3 and the signal 4 processed by the regulator and sent to the RF unit.
- the signal receiving process enumerated above is only an exemplary description, which is not specifically limited in the present application.
- the signal receiving process is the inverse process of the signal sending process, and its detailed description is omitted in order to avoid redundant description.
- FIG. 1 is a schematic front view of an example of the arrangement of the antenna of the present application.
- FIG. 2 is a schematic side view of another example of the arrangement of the antenna of the present application.
- FIG. 3 is a schematic side view of still another example of the arrangement of the antenna of the present application.
- FIG. 4 is a schematic front view of still another example of the arrangement of the antenna of the present application.
- FIG. 5 is a schematic side view of still another example of the arrangement of the antenna of the present application.
- FIG. 6 is a schematic side view of still another example of the arrangement of the antenna of the present application.
- FIG. 7 is a schematic front view of still another example of the arrangement of the antenna of the present application.
- FIG. 8 is a schematic side view of still another example of the arrangement of the antenna of the present application.
- FIG. 9 is a schematic side view of still another example of the arrangement of the antenna of the present application.
- FIG. 10 is a schematic side view of still another example of the arrangement of the antenna of the present application.
- FIG. 11 is a schematic diagram of an example of the antenna system of the present application.
- FIG. 12 is a schematic diagram of another example of the antenna system of the present application.
- FIG. 13 is a schematic diagram of the configuration of the antenna of the present application.
- FIG. 14 is a schematic diagram of a manner of phase adjustment of the antenna of the present application under the configuration shown in FIG. 13 .
- FIG. 15 is a schematic diagram of still another example of the antenna system of the present application.
- FIG. 16 is a schematic diagram of still another example of the antenna system of the present application.
- FIG. 17 is a schematic plan view of another example of the arrangement of the antenna of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- CDMA Wideband Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- 5G 5th Generation
- 5G 5th Generation
- New Radio New Radio
- the antenna system provided in this application can be used in network equipment, especially, it can be applied to antennas that need to be configured on the same panel with multiple (two or more) antennas for transmitting different data (or belonging to different operators) (or rather, an antenna array).
- the network device in this embodiment of the present application may be a device used for communicating with a terminal device, and the network device may be a Global System of Mobile communication (GSM) system or a Code Division Multiple Access (Code Division Multiple Access, CDMA)
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- the base station (Base Transceiver Station, BTS) in the LTE system can also be the base station (NodeB, NB) in the Wideband Code Division Multiple Access (WCDMA) system, or the evolutionary base station (Evolutional Base Station) in the LTE system.
- NodeB eNB or eNodeB
- it can also be a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN) scenario
- the network device can be a relay station, an access point, an in-vehicle device, a wearable device, and future
- the network equipment in the 5G network or the network equipment in the future evolved PLMN network, etc., are not limited in the embodiments of the present application.
- the antenna system of the present application includes multiple (or at least two) antennas.
- an antenna may also be referred to as an antenna panel or an antenna array, that is, the antenna is formed in a plane shape (or, in other words, a plate shape).
- the configuration relationship between any two antennas in the multiple antennas may be the same or similar.
- the configuration relationship between antenna #A and antenna #B in the multiple antennas illustrate.
- the antenna #A and the antenna #B are configured in such a manner that the mechanical downtilt angle can be adjusted independently.
- the antenna #A and the antenna #B can be rotated around different rotation axes.
- the rotation axis of antenna #A is referred to as rotation axis #a
- the rotation axis of antenna #B is referred to as rotation axis #b.
- the rotation axis #a and the rotation axis #b may extend in a horizontal direction, so that by adjusting the rotation angles of the antenna #A and the antenna #B around their respective rotation axes, the antenna #A and the antenna #B can be Adjustment of the downtilt angle (specifically, the mechanical downtilt angle) of the antenna #B.
- FIGS. 1 to 3 is only an exemplary illustration, and the present application is not limited to this.
- Those skilled in the art can arbitrarily set the rotation axis # according to actual needs.
- the positional relationship between a and the antenna #A is sufficient as long as the antenna #A can be rotated around the rotation axis #a.
- the positional relationship between the rotation axis #b and the antenna #B listed in FIGS. 1 to 3 is only for illustrative purposes.
- the present application is not limited to this, and those skilled in the art can arbitrarily set the positional relationship between the rotation axis #b and the antenna #B according to actual needs, as long as the antenna #B can be ensured to rotate around the rotation axis #b.
- the antenna #A and the antenna #B may be configured up and down.
- up and down arrangement can be understood as being arranged up and down in the vertical direction (or in other words, the vertical direction or the direction of gravity).
- the rotation axis #a and the rotation axis #b are coplanar in the vertical direction, or, as shown in FIG. 2 , when the mechanical downtilt angles of the antenna #A and the antenna #B are not 0, the antenna # A and Antenna #B are coplanar.
- an angle of 0 can be understood as an angle of 0°.
- the rotation axis #a and the rotation axis #b are not coplanar in the vertical direction, or, as shown in FIG. 3 , when the mechanical downtilt angles of the antenna #A and A and antenna #B are not coplanar, that is, when the mechanical downtilt angle of antenna #A and antenna #B is not 0, there is a gap between the plane where antenna #A is located and the plane where antenna #B is located, denoted as: N.
- the antenna #A and the antenna #B can be configured left and right.
- left-right arrangement can be understood as being arranged side by side in the horizontal direction.
- the rotation axis #a and the rotation axis #b are coplanar in the horizontal direction, or, as shown in FIG. 5, when the mechanical downtilt angles of the antenna #A and the antenna #B are the same, the antenna #A and the antenna #B are #B Coplanar.
- the rotation axis #a and the rotation axis #b are not coplanar in the horizontal direction, or, as shown in FIG. 6, when the mechanical downtilt angles of the antenna #A and the antenna #B are the same, the #B is not coplanar, that is, when the mechanical downtilt angles of antenna #A and antenna #B are the same, there is a gap between the plane where antenna #A is located and the plane where antenna #B is located, denoted as: T.
- antenna #A and antenna #B listed above are only exemplary, and the present application is not limited thereto.
- FIG. 7 when antenna #A and antenna #B are configured up and down, The positions of the antenna #A and the antenna #B in the horizontal direction may be offset.
- FIG. 8 when the antenna #A and the antenna #B are arranged left and right, the positions of the antenna #A and the antenna #B in the vertical direction may be offset.
- the antenna #A and the antenna #B are used to transmit the same data (denoted, data #1).
- the antenna #A and the antenna #B are used to transmit signals with the same wavelength.
- At least one of the antenna #A and the antenna #B may be configured with another antenna.
- an antenna #C is arranged on one of the antenna #A and the antenna #B (for example, the antenna #A), wherein the antenna #C is used for the transmitted data (denoted, data # 2) Different from data #1.
- antenna #C is arranged on antenna #A, and the data (denoted, data #2) used for transmission by this antenna #C is different from data #1.
- antenna #D is arranged on antenna #B, and data (denoted, data #3) for transmission by this antenna #D is different from data #1.
- the data #2 and the data #3 may be the same or different, and are not particularly limited in the present application.
- the antenna #A and the antenna #B may be passive antennas (Passive Antenna).
- the antenna #C and/or the antenna #D may be an active antenna, or an active antenna unit (Active Antenna Unit, AAU).
- AAU is to combine the active unit (amplifier, digital-to-analog and analog-to-digital converter, etc.) related to the transceiver with the passive antenna to form an integral unit.
- the antenna #C and/or the antenna #D may be passive antennas.
- the antenna #A and the antenna #B may be active antennas.
- the antenna #C and/or the antenna #D may be active antennas, or the antenna #C and/or the antenna #D may be active antennas.
- Antenna #D can be a passive antenna.
- the coverage areas of the signals transmitted by the antenna #A and the antenna #B are the same (or approximately the same), that is, the target downtilt angles of the antenna #A and the antenna #B are the same.
- FIG. 11 is a schematic diagram of an example of the antenna system of the present application.
- the antenna system includes: a radio frequency unit 110 , a splitter 120 , a regulator 130 (ie, an example of a first regulator), a regulator 140 (ie, an example of a second regulator), and an antenna 150 (that is, an example of the first antenna), and the antenna 160 (that is, an example of the second antenna).
- the antenna system includes at least two antennas, wherein the configuration relationship between any two antennas in the at least two antennas is similar to the configuration relationship between the above-mentioned antenna #A and antenna #B.
- the antenna system includes The case of two antennas, ie, the antenna 150 and the antenna 160, will be described.
- the mechanical downtilt angles of the antenna 150 and the antenna 160 may be different.
- the mechanical downtilt angle of the antenna 150 can be determined according to the signal coverage requirement of the active antenna configured on the antenna 150 .
- the mechanical downtilt angle of the antenna 160 can be determined according to the signal coverage requirement of the active antenna configured on the antenna 160 .
- the signal transmitted by the antenna 150 and the signal transmitted by the antenna 160 carry the same data, and the wavelength of the signal is the same, and the target downtilt angle of the antenna 150 and the antenna 160 are the same.
- the target downtilt angles of the antenna 150 and the antenna 160 are denoted as ⁇ .
- the radio frequency unit 110 is used to generate a radio frequency signal (denoted as signal #A), wherein the radio frequency unit may be a remote radio unit (Remote Radio Unit, RRU), and the process of the radio frequency unit generating the radio frequency signal may be the same as that of the prior art. Similarly, in order to avoid redundant descriptions, detailed descriptions are omitted here.
- RRU Remote Radio Unit
- the radio frequency unit 110 further includes an output terminal for outputting the signal #A.
- the input end of the splitter 120 is connected to the output end of the radio frequency unit 110, and is used to obtain the signal #A from the radio frequency unit 110, and the signal #A is demultiplexed to generate the signal #B and the signal #C, and,
- the process of splitting the signal by the splitter may be similar to that in the prior art, and in order to avoid redundant description, the detailed description of the splitter is omitted here.
- the power of the signal #B and the signal #C may be the same or different, which is not particularly limited in this application.
- the splitter 120 can divide the signal #A into K channels of signals, and each channel of signal corresponds to one antenna, that is, one channel of signal passes through its corresponding antenna transmission.
- the antenna system includes at least two regulators, specifically, the number of regulators is the same as the number of antennas, or in other words, at least two regulators and at least two antennas are in one-to-one correspondence, each regulator is used to
- the signal sent by the antenna is processed, and here, for ease of understanding, the antenna system includes two regulators, namely, the regulator 130 (ie, an example of the first regulator) and the regulator 140 (ie, an example of the second regulator) ) will be explained.
- the conditioner 130 is used to process the signal sent through the antenna 150 (ie, signal #B), and the conditioner 140 is used to process the signal sent through the antenna 160 (ie, the signal #C) is: An example will be described.
- the input port of the regulator 130 is connected to the output port of the splitter for outputting the signal #B
- the input port of the regulator 140 is connected to the output port of the splitter for outputting the signal #C.
- the adjuster 130 is used for the mechanical downtilt angle (ie, the first mechanical downtilt angle) of the antenna 150 according to the target downtilt angle ⁇ of the antenna 150 (or signal #B). ), adjust the electrical downtilt angle of the antenna 150 (or, in other words, signal #B) (ie, an example of the first electrical downtilt angle ⁇ 1).
- the adjuster 130 may modulate the electrical downtilt angle of the antenna 150 to satisfy the following formula:
- the adjuster 130 may include a splitter and a phase adjuster, wherein the splitter is used for splitting the signal #B, so as to divide the signal #B into two (or more) circuit) signal, the phase adjuster is used to adjust the phase difference between the two (or multi-channel) signals, so as to realize the adjustment of the above-mentioned electrical down-tilt angle, wherein, by adjusting the phase difference between the signals, the electrical down-tilt angle is adjusted
- the adjustment method and process may be similar to those in the prior art, and here, in order to avoid redundant description, the detailed description thereof is omitted.
- the antenna system may further include a controller 170 (ie, an example of the first controller 170 ), and the controller 170 is configured to obtain the target downtilt angle ⁇ and the mechanical downtilt angle Then according to the target downtilt angle ⁇ and the mechanical downtilt angle The processing parameters of the regulator 130 are controlled to realize the above-mentioned adjustment process of the electric downtilt angle.
- a controller 170 ie, an example of the first controller 170
- the controller 170 is configured to obtain the target downtilt angle ⁇ and the mechanical downtilt angle Then according to the target downtilt angle ⁇ and the mechanical downtilt angle
- the processing parameters of the regulator 130 are controlled to realize the above-mentioned adjustment process of the electric downtilt angle.
- the controller 170 may include, but is not limited to, a microcontroller (Microcontroller Unit, MCU).
- MCU Microcontroller Unit
- the target downtilt angle ⁇ and the mechanical downtilt angle It may be an administrator or operator input to the regulator 130 or the controller 170 .
- the antenna system may further include a rotation angle sensor 190, and the rotation angle sensor 190 is used to detect the above-mentioned mechanical downtilt angle.
- the regulator 130 or the controller 170 may be connected with the rotation angle sensor 190 , so that the mechanical downtilt angle can be obtained from the rotation angle sensor 190 Information.
- the adjuster 140 is used for the mechanical downtilt angle of the antenna 160 (ie, the second mechanical downtilt angle) according to the target downtilt angle ⁇ of the antenna 160 (or signal #C). ), adjust the electrical downtilt angle of the antenna 160 (or signal #C) (ie, an example of the second electrical downtilt angle ⁇ 2)
- the adjuster 140 can modulate the electrical downtilt of the antenna 160 to satisfy the following formula:
- the antenna system may further include a controller 180 (ie, an example of the second controller 180 ), and the controller 180 is configured to acquire the target downtilt angle ⁇ and the mechanical downtilt angle Then according to the target downtilt angle ⁇ and the mechanical downtilt angle
- the processing parameters of the regulator 140 are controlled to realize the above-mentioned adjustment process of the electric downtilt angle.
- the controller 180 may include, but is not limited to, a microcontroller (Microcontroller Unit, MCU).
- MCU Microcontroller Unit
- the target downtilt angle ⁇ and the mechanical downtilt angle It may be an administrator or operator input to the regulator 140 or the controller 180 .
- the antenna system may further include a rotation angle sensor 195, and the rotation angle sensor 195 is used to detect the above-mentioned mechanical downtilt angle.
- the regulator 140 or the controller 180 can be connected with the rotation angle sensor 195 , so that the mechanical downtilt angle can be obtained from the rotation angle sensor 195 Information.
- the adjuster 130 includes an output port for outputting the signal #B processed by the above-mentioned electrical downtilt angle adjustment.
- the regulator 140 includes an output port for emitting the signal #C processed by the above-mentioned electrical downtilt angle adjustment.
- the input port of the antenna 150 is connected to the output port of the adjuster 130, so that the signal #B processed by the electric downtilt angle adjustment can be obtained from the adjuster 130, and the signal #B can be transmitted.
- the input port of the antenna 160 is connected to the output port of the adjuster 140, so that the signal #C processed by the electric downtilt angle adjustment can be obtained from the adjuster 140, and the signal #C can be transmitted.
- the antenna system provided by the present application can be effectively applied to the situation where two (or more than two) antennas (for example, an active antenna and a passive antenna) are configured on the same panel.
- two antennas for example, an active antenna and a passive antenna
- one of the antennas eg, passive antenna
- one of the antennas can be divided into two parts that can independently adjust the mechanical downtilt angle, and , the mechanical downtilt angle of the passive antenna can be determined according to the requirements of the active antenna for the mechanical downtilt angle, and by setting the adjuster, the electrical downtilt angle of the passive antenna can be adjusted, so that even if the mechanical downtilt angle of the passive antenna cannot meet the The coverage requirement of the signal sent by the passive antenna can still be met by adjusting the electrical downtilt angle of the passive antenna to meet the coverage requirement of the signal sent through the passive antenna.
- a regulator 197 (ie, an example of a third regulator) may also be provided, and the regulator 197 is connected to the splitter for adjusting the signal #B and the signal #C output from the splitter Adjustment is made to adjust the phase difference between the signal #B and the signal #C, so that the signals sent from the antenna 150 and the antenna 160 respectively can reach the same target at the same time, or in other words, the signals sent from the antenna 150 and the antenna 160 respectively The time difference to reach the same target is within a preset range.
- FIG. 12 shows a schematic diagram of the antenna system with the above-mentioned adjuster 197. The difference from the antenna system shown in FIG. 11 is that the output port of the splitter is connected to the adjuster 197. , and the two output ports of the regulator 197 are respectively used for outputting the phase-adjusted signal #B and the signal #C.
- the phase difference between the signal #B and the signal #C can be determined according to the radio frequency path difference D between the signal #B and the signal #C (or between the antenna 150 and the antenna 160 ).
- FIG. 14 shows that the mechanical downtilt angle of the antenna 150 is The mechanical downtilt angle of the antenna 160 is , the RF path difference D between signal #B and signal #C.
- the wave path difference D satisfies the following formula:
- ⁇ represents the target downtilt angle of the antenna 150 and the antenna 160 (or, in other words, the signal #B and the signal #C).
- phase difference P between the signal #C and the signal #B can be determined according to the wave path difference D, that is, the P satisfies the following formula:
- ⁇ represents the wavelength of the signal #C (or, in other words, the signal #B).
- the distance between the antenna 150 and the antenna 160 in the vertical direction when the downtilt angle is 0 may be 0 or not 0, and those skilled in the art can arbitrarily set or change it according to actual needs.
- the adjuster 197 may perform phase adjustment based on at least one of the following information:
- Wavelength ⁇ mechanical downtilt of signal #A (or, signal #B or signal #C) Mechanical down angle Electric downtilt angle ⁇ 1 and electric downtilt angle ⁇ 2.
- the phase of the signal (ie, signal #C) emitted by the antenna 160 can be adjusted so that the phase difference between signal #C and signal #B satisfies the following formula:
- M represents the length of the antenna 160
- L represents the distance between the antenna 150 and the antenna 160 when the antenna 160 and the antenna 150 are vertically arranged (ie, the mechanical downtilt angle is 0).
- the antenna 150 and the antenna 160 are configured in the manner shown in FIG. 3
- the phase of the signal #C it is also possible to consider the difference between the antenna 160 and the antenna 150 when the mechanical downtilt angle is 0 (or when the antenna is vertically configured).
- the distance N in the horizontal direction when the antenna 150 and the antenna 160 are configured in the manner shown in FIG. 3 .
- FIG. 15 is a schematic diagram of another example of the antenna system of the present application. Different from the antenna system shown in FIG. 11 , the radio frequency unit 110 can generate multiple signals, for example, the above-mentioned signal #B and signal #C, so there is no need to configure branching device.
- FIG. 16 is a schematic diagram of another example of the antenna system of the present application.
- the antenna system includes: a radio frequency unit 210 , an antenna 220 (that is, an example of the first antenna), and an antenna 230 (that is, an antenna of the second antenna). an example).
- the antenna system includes at least two antennas, wherein the configuration relationship between any two antennas in the at least two antennas is similar to the configuration relationship between the above-mentioned antenna #A and antenna #B.
- the antenna system includes A case of two antennas, ie, antenna 220 and antenna 230, will be described.
- the mechanical downtilt angles of the antenna 220 and the antenna 230 may be different.
- the mechanical downtilt angle of the antenna 220 can be determined according to the signal coverage requirement of the active antenna configured on the antenna 220 .
- the mechanical downtilt angle of the antenna 230 can be determined according to the signal coverage requirement of the active antenna configured on the antenna 230 .
- the signal transmitted by the antenna 220 and the signal transmitted by the antenna 230 carry the same data, and the wavelength of the signal is the same, and the target downtilt angles of the antenna 220 and the antenna 230 are the same.
- the target downtilt angles of the antenna 220 and the antenna 230 are denoted as ⁇ .
- the radio frequency unit 210 is configured to generate 2K radio frequency signals, where K is the number of antennas, wherein the 2K radio frequency signals are divided into K signal groups, each signal group includes 2 radio frequency signals, and the K signal groups are the same as the K signal groups.
- the antennas are in one-to-one correspondence, and the signals in each signal group are sent through the antenna corresponding to the signal group.
- the radio frequency unit 210 is used to generate four radio frequency signals (denoted as signal #1, signal #2, signal #3 and signal #4). ), where Signal #1 and Signal #2 form a signal group, and the signals in the signal group are sent through the antenna 220; Signal #3 and Signal #4 form a signal group, and the signals in the signal group are sent through the antenna 230.
- the phase difference is used to adjust the electrical downtilt angle of the antenna 220.
- the target downtilt angle ⁇ of the antenna 220 be the mechanical downtilt angle of the antenna 220 (that is, the first a mechanical downtilt )
- the electrical downtilt angle ⁇ 1 of the antenna 220 determined based on the phase difference between the signal #1 and the signal #2 satisfies the following formula:
- the phase difference is used to adjust the electrical downtilt angle of the antenna 230.
- the target downtilt angle ⁇ of the antenna 220 be the mechanical downtilt angle of the antenna 230 (ie, first mechanical down angle )
- the electrical downtilt angle ⁇ 2 of the antenna 230 determined based on the phase difference between the signal #3 and the signal #4 satisfies the following formula:
- the configuration positions of the antenna 220 and the antenna 230 are different, and the mechanical downtilt angles of the antenna 220 and the antenna 230 are different, it may cause that the signals respectively transmitted from the antenna 220 and the antenna 230 cannot reach the same position at the same time, This affects the communication quality.
- the phase lag between signal #1 and signal #2 (referred to as signal #1) and the phase lag between signal #3 and signal #4 (referred to as signal #3) can also be adjusted. ), so that the signals sent from the antenna 220 and the antenna 230 can reach the same target at the same time, or in other words, the time difference between the signals sent from the antenna 220 and the antenna 230 to reach the same target is within a preset range .
- the method and process for determining the phase difference between the signal #3 and the signal #4 with a phase lag may be similar to the above-mentioned determination method and process for the phase difference P.
- the detailed description thereof is omitted.
- the antenna system provided in the present application is also applicable to the signal receiving process, wherein the signal receiving process is the inverse process of the signal transmitting process.
- the adjustment process for the downtilt angle listed above is also applicable to the adjustment process of the azimuth angle.
- the difference is that in FIG. 17 , the direction of the rotation axis is the vertical direction (or the direction of gravity).
- the antenna configuration shown in FIG. 17 is only an exemplary illustration, and the present application is not limited thereto, and multiple antennas with different azimuth angles may not be coplanar when the mechanical direction angle is 0.
- the process of determining and adjusting the electrical azimuth angle may be similar to the process of determining and adjusting the above-mentioned electrical downtilt angle, and the detailed description thereof is omitted here in order to avoid redundant description.
- the adjustment method for the electrical azimuth angle of the different antennas and the adjustment method for the phase difference of the signals sent by the different antennas are the same as those in the above figure.
- the processing procedures shown in 11 to 16 are similar, and here, in order to avoid redundant description, the detailed description thereof is omitted.
- the disclosed system, apparatus and method may be implemented in other manners.
- the apparatus embodiments described above are only illustrative.
- the division of the units is only a logical function division. In actual implementation, there may be other division methods.
- multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
- the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
- the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
- each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
- the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
- the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution, and the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
- the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .
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Abstract
Description
Claims (29)
- 一种天线***,其特征在于,包括第一天线、第二天线、射频单元、第一调节器、第二调节器和分路器,所述第一天线能够绕第一旋转轴旋转以调节所述第一天线的第一机械下倾角,所述第二天线能够绕第二旋转轴旋转以调节所述第二天线的第二机械下倾角,其中,所述射频单元用于生成待发送的第一射频信号;所述分路器用于将所述第一射频信号分为第一子射频信号和第二子射频信号;所述第一调节器用于对所述第一子射频信号进行第一处理,以调节所述第一子射频信号的第一电下倾角,其中,所述第一电下倾角是基于所述第一射频信号对应的目标下倾角和所述第一机械下倾角确定的;所述第二调节器用于对所述第二子射频信号进行第二处理,以调节所述第二子射频信号的第二电下倾角,其中,所述第二电下倾角是基于所述第一射频信号对应的目标下倾角和所述第二机械下倾角确定的;所述第一天线用于发射经过所述第一处理的第一子射频信号;所述第二天线用于发射经过所述第二处理的第二子射频信号。
- 根据权利要求1所述的天线***,其特征在于,还包括:第三天线,配置在所述第一天线上,和/或第四天线,配置在所述第二天线上。
- 根据权利要求2所述的天线***,其特征在于,所述第三天线为有源天线,和/或所述第四天线为有源天线。
- 根据权利要求1至3中任一项所述的天线***,其特征在于,所述第一天线为无源天线,和/或所述第二天线为无源天线。
- 根据权利要求1至4中任一项所述的天线***,其特征在于,所述天线***还包括第一控制器和第二控制器,所述第一控制器用于根据所述第一射频信号对应的目标下倾角和所述第一机械下倾角,控制所述第一调节器进行所述第一处理,所述第二控制器用于根据所述第一射频信号对应的目标下倾角和所述第二机械下倾角,控制所述第二调节器进行所述第二处理。
- 根据权利要求5所述的天线***,其特征在于,所述天线***还包括:第一传感器,与所述第一控制器通信连接,用于检测所述第一机械下倾角,并向所述第一控制器发送所述第一机械下倾角的指示信息;和/或第二传感器,与所述第二控制器通信连接,用于检测所述第二机械下倾角,并向所述第二控制器发送所述第二机械下倾角的指示信息。
- 根据权利要求1至6中任一项所述的天线***,其特征在于,所述天线***还包括第三调节器,所述第三调节器用于对目标子射频信号进行第三处理,以调节所述第一子射频信号和 所述第二子射频信号之间的相位差P,其中,所述目标子射频信号是所述第一子射频信号和所述第二子射频信号中的至少一方。
- 根据权利要求8所述的天线***,其特征在于,当所述第一天线和所述第二天线在重力方向上下排列配置时,所述目标子射频信号是所述第一子射频信号和所述第二子射频信号中通过目标天线发送的一方,所述目标天线是所述第一天线和所述第二天线中在重力方向上位于下方的一方。
- 根据权利要求1至9中任一项所述的天线***,其特征在于,在所述第一机械下倾角和所述第二机械下倾角为0时,所述第一天线和所述第二天线共面。
- 一种天线***,其特征在于,包括第一天线、第二天线、射频单元、第一调节器和第二调节器,所述第一天线能够绕第一旋转轴旋转以调节所述第一天线的第一机械下倾角,所述第二天线能够绕第二旋转轴旋转以调节所述第二天线的第二机械下倾角,其中,所述射频单元用于生成待发送的第一射频信号和第二射频信号,其中,所述第一射频信号和所述第二射频信号的波长相同,所述第一射频信号和所述第二射频信号承载的数据相同,所述第一射频信号和所述第二射频信号的目标下倾角相同;所述第一调节器用于对所述第一射频信号进行第一处理以调节所述第一射频信号的第一电下倾角,其中,所述第一电下倾角是基于所述目标下倾角和所述第一机械下倾角确定的;所述第二调节器用于对所述第二射频信号进行第二处理以调节所述第二子射频信号的第二电下倾角,其中,所述第二电下倾角是基于所述目标下倾角和所述第二机械下倾角确定的;所述第一天线用于发射经过所述第一处理的第一子射频信号;所述第二天线用于发射经过所述第二处理的第二子射频信号。
- 根据权利要求11所述的天线***,其特征在于,还包括:第三天线,配置在所述第一天线上,和/或第四天线,配置在所述第二天线上。
- 根据权利要求12所述的天线***,其特征在于,所述第三天线为有源天线,和/或所述第四天线为有源天线。
- 根据权利要求11至13中任一项所述的天线***,其特征在于,所述第一天线为无源天线,和/或所述第二天线为无源天线。
- 根据权利要求11至14中任一项所述的天线***,其特征在于,所述天线***还包括第一控制器和第二控制器,所述第一控制器用于根据所述第一射频信号对应的目标下倾角和所述第一机械下倾角,控制所述第一调节器进行所述第一处理,所述第二控制器用于根据所述第一射频信号对应的目标下倾角和所述第二机械下倾角,控制所述第二调节器进行所述第二处理。
- 根据权利要求15所述的天线***,其特征在于,所述天线***还包括:第一传感器,与所述第一控制器通信连接,用于检测所述第一机械下倾角,并向所述第一控制器发送所述第一机械下倾角的指示信息;和/或第二传感器,与所述第二控制器通信连接,用于检测所述第二机械下倾角,并向所述第二控制器发送所述第二机械下倾角的指示信息。
- 根据权利要求11至16中任一项所述的天线***,其特征在于,所述第一射频信号和所述第二射频信号之间具有相位差P。
- 根据权利要求18所述的天线***,其特征在于,当所述第一天线和所述第二天线在重力方向上下排列配置时,所述第一子射频信号和所述第二子射频信号中通过所述目标天线发送的一方相位在后。
- 根据权利要求11至19中任一项所述的天线***,其特征在于,在所述第一机械下倾角和所述第二机械下倾角为0时,所述第一天线和所述第二天线共面。
- 一种天线***,其特征在于,包括第一天线、第二天线和射频单元,所述第一天线能够绕第一旋转轴旋转以调节所述第一天线的第一机械下倾角,所述第二天线能够绕第二旋转轴旋转以调节所述第二天线的第二机械下倾角,其中,所述射频单元用于生成待发送的第一射频信号、第二射频信号、第三射频信号和第四射频信号,其中,所述第一射频信号、所述第二射频信号、所述第三射频信号和所述第四射频信号的波长相同,所述第一射频信号、所述第二射频信号、所述第三射频信号和所述第四射频信号承载的数据相同,所述第一射频信号、所述第二射频信号、所述第三射频信号和所述第四射频信号的目标下倾角相同,其中,所述第一射频信号和所述第二射频信号之间具有第一相位差,所述第三射频信号和所述第四射频信号之间具有第二相位差,所述第一相位差是基于所述目标下倾角和所述第一机械下倾角确定的,所述第二相位差是基于所述目标下倾角和所述第二机械下倾角确定的;所述第一天线用于发射所述第一射频信号和所述第二射频信号;所述第二天线用于发射所述第三射频信号和所述第四射频信号。
- 根据权利要求21所述的天线***,其特征在于,还包括:第三天线,配置在所述第一天线上,和/或第四天线,配置在所述第二天线上。
- 根据权利要求22所述的天线***,其特征在于,所述第三天线为有源天线,和/或所述第四天线为有源天线。
- 根据权利要求21至23中任一项所述的天线***,其特征在于,所述第一天线为无源天线,和/或所述第二天线为无源天线。
- 根据权利要求21至24中任一项所述的天线***,其特征在于,所述天线***还包括:第一传感器,与所述射频单元通信连接,用于检测所述第一机械下倾角,并向所述射频单元发送所述第一机械下倾角的指示信息;和/或第二传感器,与所述射频单元通信连接,用于检测所述第二机械下倾角,并向所述射频单元发送所述第二机械下倾角的指示信息。
- 根据权利要求21至25中任一项所述的天线***,其特征在于,第五射频信号和第六射频信号之间具有第三相位差P,所述第五射频信号是所述第一射频信号和所述第二射频信号中相位在后的一方,所述第六射频信号是所述第三射频信号和所述第四射频信号中相位在后的一方。
- 根据权利要求27所述的天线***,其特征在于,当所述第一天线和所述第二天线在重力方向上下排列配置时,所述第五射频信号和所述第六射频信号中通过所述目标天线发送的一方相位在后。
- 根据权利要求21至28中任一项所述的天线***,其特征在于,在所述第一机械下倾角和所述第二机械下倾角为0时,所述第一天线和所述第二天线共面。
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WO2024039441A1 (en) * | 2022-08-19 | 2024-02-22 | Commscope Technologies Llc | Base station antennas having an active antenna module(s) and related mounting systems and methods |
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EP4228094A1 (en) | 2023-08-16 |
JP2023550183A (ja) | 2023-11-30 |
CN114552214A (zh) | 2022-05-27 |
US20230291099A1 (en) | 2023-09-14 |
EP4228094A4 (en) | 2024-05-08 |
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