WO2018133065A1 - Dispositif de commutation de port d'antenne et unité d'antenne active - Google Patents

Dispositif de commutation de port d'antenne et unité d'antenne active Download PDF

Info

Publication number
WO2018133065A1
WO2018133065A1 PCT/CN2017/072051 CN2017072051W WO2018133065A1 WO 2018133065 A1 WO2018133065 A1 WO 2018133065A1 CN 2017072051 W CN2017072051 W CN 2017072051W WO 2018133065 A1 WO2018133065 A1 WO 2018133065A1
Authority
WO
WIPO (PCT)
Prior art keywords
antenna
port group
ports
circuit board
printed circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/072051
Other languages
English (en)
Chinese (zh)
Inventor
徐红钢
李建平
陈斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201780076380.9A priority Critical patent/CN110050387A/zh
Priority to PCT/CN2017/072051 priority patent/WO2018133065A1/fr
Publication of WO2018133065A1 publication Critical patent/WO2018133065A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them

Definitions

  • the embodiments of the present invention relate to communication technologies, and in particular, to an antenna port switching device and an active antenna unit.
  • the Active Antenna Unit integrates the RF unit and the antenna, which can effectively integrate the operator's surface resources, simplify the supporting requirements of the surface, reduce the feeder loss, enhance the coverage, and is more suitable for multi-band multi-band.
  • the active antenna unit can support multi-frequency signal reception and transmission. For example, it can support 1800MHZ, 2600MHZ, 900MHZ and 2100MHZ. According to its frequency requirement, an antenna as shown in FIG. 1 can be set, and the external port group 1 of the antenna is used for connection.
  • the radio module of the 1800 MHz is specifically a 1.8G four-transmission four-received (four-transmission four-received) device.
  • the external port group 2 of the antenna is used to connect a 2600 MHz radio frequency module, and the radio frequency module may be 2.6 G. 4T4R, the two ports in the bottom port group of the antenna are used to connect the 900MHZ RF module, and the other two ports are used to connect the 2100MHZ RF module.
  • the structure of the antenna port is 1.8A+2.6A+2.1P+900P.
  • the configured AAU connection is convenient, that is, the connection mode shown in Figure 1, wherein 1.8A+2.6A+2.1P+900P specifically refers to the configuration of 1.8G 4T4R and 2.6G 4T4R as active (Active) modules, 2.1G configuration 2T2R and 900 2T2R are passive modules.
  • the configuration of the site is various, for example: 1.8A+2.1A+2.6P+900P, 1.8A+900A+2.6P+2.1P, etc., if the same antenna is used to complete the above two
  • the AAU configuration can be completed by using the connection mode as shown in FIG. 2A and FIG. 2B.
  • the active module is set on the antenna.
  • 1.8G 4T4R and 2.1G 4T4R in which the port for connecting the 2100MHZ RF module is located at the bottom of the antenna, so a longer cable is required to connect the 2.1G 2T2R to the port for connecting the RF module of 2100MHZ.
  • the passive module 2.6G 4T4R is connected to the external port group 2 through a cable, and the passive module 900 2T2R is connected through a cable to a port at the bottom of the antenna for connecting the 900 MHz radio frequency module.
  • 1.8A+900A+2.6P+2.1P as shown in FIG.
  • the active modules are arranged on the antennas as 1.8G 4T4R and 900 2T2R, wherein the port for connecting the 900 MHz radio frequency module is located.
  • the bottom end of the antenna so you need to set a long cable to connect the 900 2T2R to the port for connecting the 900MHZ RF module.
  • the passive module 2.6G 4T4R is connected to the external port group 2 through the cable.
  • Passive module 2.1G The 2T2R is connected to the port at the bottom of the antenna for connecting the RF module of 2100 MHz.
  • Embodiments of the present invention provide an antenna port switching device and an active antenna unit to implement an antenna suitable for multiple AAU configurations.
  • an embodiment of the present invention provides an antenna port switching apparatus, including:
  • a first printed circuit board a second printed circuit board, and a switching module
  • the first printed circuit board includes an antenna external port group and an antenna internal port group, wherein the antenna external port group is used for connecting with a radio frequency module, and the antenna external port group includes a first antenna external port group and a second antenna.
  • the switching module is configured to adjust a relative position of the first printed circuit board and the second printed circuit board according to a setting manner of the radio frequency module, so that the first antenna external port group and the second The antenna external port group is electrically connected to the corresponding antenna internal port group.
  • the first antenna external port group and the second antenna external port group are symmetrically disposed at a center of the first printed circuit board;
  • the first antenna in-line port group and the second antenna in-line port group are symmetrically disposed at a center of the first printed circuit board.
  • the first antenna internal port group includes multiple first antenna internal ports, The plurality of first antenna inscribed ports have the same frequency band; the second antenna inscribed port group includes a plurality of second antenna inscribed ports, and the plurality of second antenna inscribed ports have the same frequency band; An antenna external port group and the second antenna external port group are respectively used to connect the RF modules of one frequency band.
  • the first antenna internal port group includes multiple first antenna internal ports, The plurality of first antenna inscribed ports have the same frequency band; the second antenna inscribed port group includes a plurality of third antenna inscribed ports and a plurality of fourth antenna inscribed ports, and the plurality of third antennas
  • the frequency bands of the connected ports are the same, the frequency bands of the plurality of fourth antenna internal ports are the same, and the frequency bands of the plurality of third antenna internal ports are different from the frequency bands of the plurality of fourth antenna internal ports;
  • An antenna external port group is used to connect one frequency band RF module; the second antenna external port group is used to connect two frequency band RF modules.
  • the metal microstrip line comprises a first partial metal microstrip line and a second partial metal micro a first portion of the metal microstrip line for conducting the first antenna external port group and the first antenna internal port group, or the first antenna external port group and the second antenna
  • the second port metal microstrip line is used to conduct the second antenna external port group and the second antenna internal port group, or the second antenna external port group and the The first antenna internal port group is turned on.
  • the first part of the metal microstrip line is used when the switching module is in the first state
  • the first antenna external port group is electrically connected to the first antenna internal port group
  • the second partial metal microstrip line is configured to connect the second antenna external port group and the second antenna internal port Group conduction
  • the first partial metal microstrip line is used to conduct the first antenna external port group and the second antenna internal port group
  • the second partial metal microstrip The line is used to conduct the second antenna external port group and the first antenna internal port group.
  • the first portion of the metal microstrip line includes a plurality of metal microstrip lines, the number of metal microstrip lines of the first portion of the metal microstrip line, and the number of ports of the first antenna inscribed port group Equal;
  • the second partial metal microstrip line includes a plurality of metal microstrip lines, the number of metal microstrip lines of the second partial metal microstrip line and the number of ports of the second antenna inscribed port group equal.
  • an embodiment of the present invention provides an antenna port switching apparatus, including:
  • a first printed circuit board a second printed circuit board, a third printed circuit board, and a switching module
  • the first printed circuit board includes a first antenna external port group
  • the second printed circuit board includes a second antenna external port group
  • the first antenna external port group and the second antenna external port group are respectively used for Connected to the RF module
  • the third printed circuit board includes an antenna internal port group, and the antenna internal port group includes a first antenna internal port group and a second antenna internal port group, and the third printed circuit board is double-sided Printed circuit board;
  • the first printed circuit board, the third printed circuit board, and the second printed circuit board are sequentially stacked;
  • the switching module is configured to adjust a position of the first printed circuit board and the second printed circuit board relative to the third printed circuit board according to a setting manner of the radio frequency module, so that the first antenna is externally connected
  • the port group and the second antenna external port group are electrically connected to the corresponding antenna internal port group.
  • the first antenna external port group includes multiple first antenna external ports
  • the second antenna external port group includes multiple second antenna external connections.
  • a port the first antenna inline port group includes a plurality of first antenna inscribed ports
  • the second antenna inline port group includes a plurality of second antenna inscribed ports; and the plurality of first antenna inscribed ports Arranging sequentially on the third printed circuit board, adjacent two first antenna inscribed ports are spaced apart by a predetermined distance, and a second antenna inscribed port is disposed between adjacent two first antenna inscribed ports The two adjacent first antenna external ports are spaced apart by the preset distance, and the adjacent two second antenna external ports are spaced apart by the preset distance.
  • the frequency bands of the multiple first antenna internal ports are the same, the multiple The frequency bands of the two antenna internal ports are the same; the first antenna external port group and the second antenna external port group are respectively used to connect the RF modules of one frequency band.
  • the frequency bands of the multiple first antenna internal ports are the same
  • the multiple The two antenna internal ports include a plurality of third antenna inscribed ports and a plurality of fourth antenna inscribed ports, wherein the plurality of third antenna inscribed ports have the same frequency band, and the plurality of fourth antenna inscribed ports have the same frequency band
  • the frequency bands of the plurality of third antenna inscribed ports are different from the frequency bands of the plurality of fourth antenna inscribed ports
  • the first antenna external port group is configured to connect a radio frequency module of one frequency band
  • the antenna external port group is used to connect two frequency band RF modules.
  • the switching module when the switching module is in the first state, the first antenna external port group and The first antenna internal port group is turned on, the second antenna external port group and the second antenna internal port group are turned on; when the switching module is in the second state, the first antenna external port group and the second antenna The antenna internal port group is turned on, and the second antenna external port group and the first antenna internal port group are turned on.
  • an embodiment of the present invention provides an active antenna unit, including an antenna, a radio frequency module, and an antenna port switching device according to any of the first aspect or the first aspect.
  • an embodiment of the present invention provides an active antenna unit, including an antenna, a radio frequency module, and an antenna port switching device according to any of the possible implementations of the second aspect or the second aspect.
  • the first printed circuit board includes an antenna external port group and an antenna internal port group, by providing a first printed circuit, a second printed circuit board, and a switching module.
  • the antenna external port group is configured to be connected to the radio frequency module
  • the antenna external port group includes a first antenna external port group and a second antenna external port group
  • the antenna internal port group includes a first antenna inscribed port group and a second antenna inscribed port
  • the second printed circuit board comprises a metal microstrip line, and the first antenna external port group and the second antenna external port group of the first printed circuit board are respectively separated by the metal microstrip line of the second printed circuit board
  • the internal antenna port group is connected to the corresponding antenna, so that the antenna internal port group that is electrically connected to the first antenna external port group and the second antenna external port group can be flexibly adjusted according to the configuration requirement, thereby realizing an antenna suitable for multiple AAU configuration.
  • 1 is a schematic structural view of an active antenna unit
  • 2A is a wiring manner for completing a configuration using the antenna of the active antenna unit of FIG. 1;
  • 2B is a wiring manner for performing another configuration using the antenna of the active antenna unit of FIG. 1;
  • 3A is a schematic diagram of a split structure of an antenna port switching device according to an embodiment of the present invention.
  • 3B is a schematic structural view of a first printed circuit board according to an embodiment of the present invention.
  • 3C is a schematic structural view of a second printed circuit board according to an embodiment of the present invention.
  • FIG. 4A is a schematic structural diagram of an antenna port switching apparatus in a state according to an embodiment of the present invention.
  • 4B is a schematic structural diagram of an antenna port switching apparatus in another state according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of functional equivalents of an antenna port switching device according to an embodiment of the present invention.
  • 6A is a schematic diagram of an AAU of 1.8A+2.6A+2.1P according to an embodiment of the present invention
  • 6B is a schematic diagram of an AAU of 1.8A+2.1A+2.6P according to an embodiment of the present invention.
  • 7A is a schematic diagram of an AAU of 1.8A+2.6A+900P+2.1P according to an embodiment of the present invention
  • FIG. 7B is a schematic diagram of an AAU of 1.8A+2.1A+2.6P according to an embodiment of the present invention.
  • 7C is a schematic diagram of an AAU of 1.8A+900A+2.6P according to an embodiment of the present invention.
  • FIG. 8 is a schematic diagram of a split structure of another antenna port switching apparatus according to an embodiment of the present invention.
  • FIG. 9A is a schematic structural diagram of an antenna port switching device in a state according to an embodiment of the present invention.
  • FIG. 9B is a schematic structural diagram of an antenna port switching apparatus in another state according to an embodiment of the present invention.
  • FIG. 3A is a schematic diagram of a split structure of an antenna port switching device according to an embodiment of the present invention
  • FIG. 3B is a schematic structural diagram of a first printed circuit board according to an embodiment of the present invention
  • FIG. 3C is a schematic diagram of an embodiment of the present invention
  • FIG. 4A is a schematic structural diagram of a second printed circuit board
  • FIG. 4A is an antenna port switching device in a state according to an embodiment of the present invention
  • FIG. 4B is a schematic structural diagram of an antenna port switching device in another state according to an embodiment of the present invention
  • FIG. 5 is a functional equivalent diagram of an antenna port switching device according to an embodiment of the present invention, as shown in FIG. 3A.
  • the apparatus of the example may include: a first printed circuit board 11, a second printed circuit board 12, and a switching module 13, wherein, as shown in FIG. 3B, the first printed circuit board 11 includes an antenna external port group 111 and an antenna
  • the port external port group 111 is connected to the radio frequency module, and the antenna external port group 111 includes a first antenna external port group 1111 and a second antenna external port group 1112, and the antenna internal port group 112 includes a first antenna in-line port group 1121 and a second antenna in-line port group 1122.
  • the first printed circuit board 11 includes an antenna external port group 111 and an antenna
  • the port external port group 111 is connected to the radio frequency module
  • the antenna external port group 111 includes a first antenna external port group 1111 and a second antenna external port group 1112
  • the antenna internal port group 112 includes a first antenna in-line port group 1121 and a second antenna in-line port group 1122.
  • the second printed circuit board 12 includes a metal microstrip line 121, and the second printed circuit board
  • the first antenna external port group 1111 and the second antenna external port group 1112 are respectively connected to the corresponding antenna internal port group, and the switching module 13 is configured to adjust the according to the setting mode of the radio frequency module.
  • the first The relative position of the circuit board 11 and the second printed circuit board 12, such that the first antenna and the external port group 1111 parallel port group is turned on within the external antenna 1112 and the port group corresponding antenna.
  • the metal microstrip line 121 includes a first partial metal microstrip line 1211 and a second partial metal microstrip line 1212, and the first partial metal microstrip line 1211 is configured to connect the first antenna external port group with the first The antenna internal port group is turned on, or the first antenna external port group is electrically connected to the second antenna internal port group, and the second partial metal microstrip line 1212 is used to connect the second antenna external port group Conducting with the second antenna in-port port group or conducting the second antenna external port group and the first antenna in-port port group.
  • the setting manner of the radio frequency module specifically refers to a specific integration manner of the radio module and the antenna of the AAU, for example, active and passive.
  • the first radio frequency module having the same frequency as the first antenna internal port group is set to be active, and the second radio frequency module having the same frequency as the second antenna internal port group is passive.
  • the switching module of the embodiment of the present invention is adjusted according to the setting manner of the first radio frequency module and the second radio frequency module, so that the first antenna internal port group and the first antenna external port group connected to the first radio frequency module are turned on,
  • the second antenna internal port group is electrically connected to the second antenna external port group connected to the second RF module, as shown in FIG. 4A.
  • the same antenna when another AAU is assembled, the same antenna is used, except that the first RF module having the same frequency as the first antenna in-port port group is set passively, and the second antenna is connected to the port.
  • the setting mode of the second radio frequency module having the same frequency is active, and then the switching module of the embodiment of the present invention is adjusted according to the setting manner of the first radio frequency module and the second radio frequency module, so that the first antenna is connected to the port group and the first antenna
  • the second antenna external port group connected to the RF module is turned on, and the second antenna internal port group is electrically connected to the first antenna external port group connected to the second RF module, as shown in FIG. 4B.
  • the antenna port switching device can flexibly adjust the coupling and conduction between the radio frequency module of different setting modes and the corresponding antenna internal port group according to the setting mode of the radio frequency module, thereby realizing that one antenna can be applied to multiple AAUs. Configuration, effectively reducing the type of antenna development, and facilitating AAU field networking.
  • the antenna port switching device of the embodiment of the present invention can implement the functions as described above, and an equivalent schematic diagram of the function can be seen in FIG. 5, wherein the solid line is one state, the broken line is another state, and the solid line corresponds to the state.
  • the switching of the state corresponding to the dotted line can be specifically implemented by the antenna port switching device of the embodiment of the present invention.
  • the state corresponding to the solid line may be the state corresponding to FIG. 4A
  • the state corresponding to the broken line may be the state corresponding to FIG. 4B
  • the antennas of the two different states of the AAU are the same, thereby realizing an antenna suitable for multiple Kind of AAU.
  • the AAU provided with the antenna port switching device of the embodiment can support three frequency band signal receiving and transmitting, and can also support four frequency band signal receiving and transmitting, which is specifically related to the number of frequency bands supported by the antenna used by the AAU. .
  • support 3 bands of signal reception and transmission can be applied to set two active modes
  • the AAU of the block and a passive module specifically, the antenna port switching device of the embodiment is specifically configured to implement the antenna internal port group switching of the antenna external port group in two frequency bands, that is, the first antenna external port group and the first antenna An antenna internal port group is turned on, and the second antenna external port group and the second antenna internal port group are turned on, or the first antenna external port group and the second antenna internal port group are turned on, and the second The antenna external port group is electrically connected to the first antenna internal port group.
  • the antenna port switching device of this embodiment is specifically used to implement the antenna external port group in three frequency bands.
  • the antenna is connected to the port group, that is, the first antenna external port group is electrically connected to the first antenna internal port group, and the second antenna external port group is connected to the second antenna internal port group, or the first antenna is implemented.
  • the antenna external port group is electrically connected to the second antenna internal port group, and the second antenna external port group is electrically connected to the first antenna internal port group, and supports three frequency band signals receiving and transmitting, and supports four frequency band signal receiving.
  • the second antenna internal port group includes two frequency band antenna internal ports, and correspondingly, the second antenna external port group is used to connect two different frequency band RF modules.
  • the first antenna external port group 1111, the second antenna external port group 1112, the first antenna internal port group 1121, and the second antenna internal port group 1122 Separately disposed on an outer edge of the first printed circuit board 11, the first antenna external port group 1111 and the second antenna external port group 1112 are symmetrically disposed at a center of the first printed circuit board 11;
  • the antenna in-line port group 1121 and the second antenna in-line port group 1122 are symmetrically disposed at a center of the first printed circuit board 11;
  • the first antenna in-port port group 1121 and the second antenna in-line port group 1122 is respectively disposed adjacent to the first antenna external port group 1111 and the two antenna external port groups 1112.
  • FIG. 3A to FIG. 4B are all schematic illustrations, and the embodiment of the present invention is not limited thereto.
  • the first printed circuit board and the second printed circuit board are both round. Shape, as can be appreciated, it can also be other shapes, such as squares, diamonds, and the like.
  • the first printed circuit board includes an antenna external port group and an antenna internal port group, and the antenna external port group is used.
  • the antenna external port group includes a first antenna external port group and a second antenna external port group
  • the antenna internal port group includes a first antenna internal port group and a second antenna internal port group, and the second printing is connected to the radio frequency module.
  • the circuit board includes a metal microstrip line, and the first antenna external port group and the second antenna external port group on the first printed circuit board are respectively connected to the corresponding antenna through the metal microstrip line of the second printed circuit board
  • the port group is turned on, so that the antenna in-port port group in which the first antenna external port group and the second antenna external port group are conductive can be flexibly adjusted according to requirements, thereby realizing an antenna suitable for various AAU configurations.
  • the apparatus of this embodiment is based on the apparatus structure shown in FIG. 3B.
  • the first antenna internal port group 1121 includes a plurality of first antenna internal ports, for example, four first antennas may be connected. a port, the frequency bands of the plurality of first antenna inscribed ports are the same, and the second antenna inscribed port group 1122 includes a plurality of second antenna inscribed ports, for example, four second antenna inscribed ports, The frequency bands of the plurality of second antenna inscribed ports are the same, and the first antenna external port group 1111 and the second antenna external port group 1112 are respectively used to connect the RF modules of one frequency band. That is, the AAU antenna supports three frequency band signal reception and transmission, and the same antenna can be applied to two different AAUs by using the antenna port switching device of this embodiment.
  • first antenna internal port group shown in FIG. 3B includes four first antenna internal ports
  • the second antenna internal port group includes four second antenna internal ports, which are all schematic descriptions, and the number of ports may also be other values, which may be flexibly set according to actual requirements.
  • the switching module 13 When the switching module 13 is in the first state, the first part of the metal microstrip line 1211 is used to conduct the first antenna external port group 1111 and the first antenna internal port group 1121, and the second part of the metal microstrip line 1212 The second antenna external port group 1112 is connected to the second antenna internal port group 1122.
  • the first partial metal microstrip line 1211 is used to conduct the first antenna external port group 1111 and the second antenna internal port group 1122
  • the second partial metal microstrip line 1212 is used for The two antenna external port group 1112 is electrically connected to the first antenna internal port group 1121.
  • the first part of the metal microstrip line 1121 includes a plurality of metal microstrip lines, and the number of metal microstrip lines of the first part of the metal microstrip line is equal to the number of ports of the first antenna inscribed port group 1121, and the second part
  • the metal microstrip line 1122 includes a plurality of metal microstrip lines, and the number of metal microstrip lines of the second portion of the metal microstrip line is equal to the number of ports of the second antenna inscribed port group 1122.
  • an antenna supports 1800MHZ, 2100MHZ, and 2600MHZ
  • the antenna can be integrated with 1800MHZ, 2100MHZ, and 2600MHZ RF modules to implement AAU.
  • the specific RF module can be set in two ways, one is 1.8A+2.1.
  • each RF module has 4 receiving interfaces and 4 receiving interfaces, that is, 4T4R with different frequencies, specifically, 1.8A+2.1A +2.6P specifically refers to setting 1.8G 4T4R and 2.1G 4T4R as active (Active) module, configuring 2.6G 4T4R as passive (passive) module, 1.8A+2.6A+2.1P specifically refers to setting 1.8G 4T4R and 2.6G
  • the 4T4R is an active module, and the 2.1G 4T4R is configured as a passive module.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 4A, and correspondingly, the first antenna inscribed port as shown in FIG. 3C.
  • the frequency of the four ports of the group 1121 is 2600 MHz
  • the frequency of the four ports of the second antenna inscribed port group 1122 is 2100 MHz
  • the metal microstrip line of the second printed circuit board 12 connects the first antenna internal port group 1121 with the first antenna external port group 1111, and the first antenna external port group 1111 is used for connecting the 2.6G 4T4R through the second printing.
  • the metal microstrip line of the circuit board 12 connects the second antenna inline port group 1122 with the second antenna external port group 1112 for connecting the 2.1G4T4R.
  • the achieved AAU of 1.8A+2.6A+2.1P is equivalent to the AAU shown in FIG. 6A.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 4B, and correspondingly, the first antenna inscribed port as shown in FIG. 3C.
  • the frequency of the four ports of the group 1121 is 2600 MHz
  • the frequency of the four ports of the second antenna inscribed port group 1122 is 2100 MHz
  • the metal microstrip line of the second printed circuit board 12 connects the first antenna internal port group 1121 and the second antenna external port group 1112, and the second antenna external port group 1111 is used to connect the 2.6G 4T4R through the second printing.
  • the metal microstrip line of the circuit board 12 connects the second antenna internal port group 1122 with the first antenna external port group 1111 for connecting the 2.1G4T4R.
  • the achieved AAU of 1.8A+2.1A+2.6P is equivalent to the AAU shown in FIG. 6B.
  • the antenna port switching device of the embodiment of the present invention can realize two kinds of AAU assembly by using one type of antenna by the switching module adopting the rotational coupling of two printed circuit boards, and can effectively avoid port interface interleaving and wiring complexity.
  • the apparatus of the embodiment is based on the structure of the apparatus shown in FIG. 3B, and further,
  • the first antenna inline port group 1121 includes a plurality of first antenna inscribed ports, for example, 4 ports, the plurality of first antenna inscribed ports have the same frequency band, and the second antenna inscribed port group 1122
  • the method includes a plurality of third antenna inscribed ports and a plurality of fourth antenna inscribed ports.
  • the third antenna inscribed port may be 2 ports
  • the fourth antenna inscribed port may be 2 ports, where the multiple The frequency bands of the three antenna internal ports are the same, the frequency bands of the plurality of fourth antenna internal ports are the same, and the frequency bands of the plurality of third antenna internal ports are different from the frequency bands of the plurality of fourth antenna internal ports;
  • the first antenna external port group is used to connect one frequency band radio frequency module;
  • the second antenna external port group is used to connect two frequency band radio frequency modules. That is, the AAU antenna supports four frequency band signal reception and transmission, and the same antenna can be applied to two different AAUs by using the antenna port switching device of this embodiment.
  • the first partial metal microstrip line 1211 is used to conduct the first antenna external port group 1111 and the first antenna internal port group 1121, and the second partial metal microstrip line 1212 is used.
  • the second antenna external port group 1112 and the second antenna internal port group 1122 are turned on.
  • the first partial metal microstrip line 1211 is used to conduct the first antenna external port group 1111 and the second antenna internal port group 1122, and the second partial metal microstrip line 1212 is used for The second antenna external port group 1112 is electrically connected to the first antenna internal port group 1121.
  • the first partial metal microstrip line 1121 includes a plurality of metal microstrip lines, and the number of metal microstrip lines of the first partial metal microstrip line is equal to the number of ports of the first antenna internal port group 1121.
  • the second partial metal microstrip line includes a plurality of metal microstrip lines, the number of metal microstrip lines of the second partial metal microstrip line and the number of ports of the second antenna inscribed port group 1122 equal.
  • an antenna supports 1800MHZ, 2100MHZ, 900MHZ, and 2600MHZ
  • the antenna can be integrated with 1800MHZ, 2100MHZ, 900MHZ, and 2600MHZ RF modules to implement AAU.
  • the specific RF module can be set in three ways: (1) 1.8A+2.1A+2.6P specifically refers to the configuration of 1.8G 4T4R and 2.1G2T2R as active (Active) modules, with 2.6G 4T4R as passive (Passive) modules, (2), 1.8A+2.6A+900P+ 2.1P specifically refers to the configuration of 1.8G 4T4R and 2.6G 4T4R as active (Active) modules, 2.1G 2T2R and 900 2T2R are passive (Passive) modules, (3), 1.8A+900A+2.6P specifically refers to configuration 1.8 The G4T4R and 900 2T2R are active modules with the 2.6G 4T4R as a passive module.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 4A, and correspondingly, the first antenna is as shown in FIG. 3C.
  • the frequency of the four ports of the port group 1121 is 2600 MHz
  • the frequency of the two ports of the second antenna inscribed port group 1122 is 2100 MHz
  • the frequency of the two ports is 900 MHz
  • the first antenna in-port port group 1121 is connected to the first antenna external port group 1111 through the metal microstrip line of the second printed circuit board 12, and the first antenna external port group 1111 is used for the relative position of the printed circuit board 12.
  • the second antenna in-line port group 1122 is connected to the second antenna external port group 1112 through the metal microstrip line of the second printed circuit board 12, and the second antenna external port group 1112 is used to connect 2.1 G 2T2R and 900 2T2R.
  • the achieved AAU of 1.8A+2.6A+900P+2.1P is equivalent to the AAU shown in FIG. 7A.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 4B, and correspondingly, the first antenna inscribed port as shown in FIG. 3C.
  • the frequency of the four ports of the group 1121 is 2600 MHz
  • the frequency of the two ports of the second antenna inscribed port group 1122 is 2100 MHz
  • the frequency of the two ports is 900 MHz
  • the relative position of the circuit board 12 connects the first antenna internal port group 1121 and the second antenna external port group 1112 through the metal microstrip line of the second printed circuit board 12.
  • the second antenna external port group 1111 is used to connect the 2.6G 4T4R, and the second antenna internal port group 1122 is connected to the first antenna external port group 1111 through the metal microstrip line of the second printed circuit board 12.
  • the two ports of the first antenna external port group 1111 are used to connect 2.1G 2T2R, and the other two ports are connected.
  • the achieved AAU of 1.8A+2.1A+2.6P is equivalent to the AAU shown in FIG. 7B.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 4B, and correspondingly, the first antenna inscribed port group as shown in FIG. 3C.
  • the frequency of the four ports of the 1121 is 2600 MHz
  • the frequency of the two ports of the second antenna inscribed port group 1122 is 2100 MHz
  • the frequency of the two ports is 900 MHz
  • the first printed circuit board 11 and the second printed circuit are adjusted.
  • the relative position of the board 12 connects the first antenna in-line port group 1121 and the second antenna external port group 1112 through the metal microstrip line of the second printed circuit board 12, and the second antenna external port group 1111 is used to connect 2.6.
  • the antenna port switching device of the embodiment of the present invention can realize two kinds of AAU assembly by using one type of antenna by the switching module adopting the rotational coupling of two printed circuit boards, and can effectively avoid port interface interleaving and wiring complexity.
  • the following embodiments adopt a drawing method of a printed circuit board to realize an antenna applied to a plurality of AAUs.
  • a drawing method of a printed circuit board to realize an antenna applied to a plurality of AAUs.
  • FIG. 8 is a schematic diagram of a split structure of another antenna port switching device according to an embodiment of the present invention.
  • the first antenna external port group and the second antenna external port group are respectively disposed in the embodiment.
  • a printed circuit board, and the antenna internal port end is disposed on the double-sided printed circuit board.
  • the apparatus of this embodiment may include: a first printed circuit board 21, and a second printed circuit.
  • the first printed circuit board 21 may include a first antenna external port group 211
  • the second printed circuit board 22 may include a second antenna external port group 221
  • the third printed circuit board 23 may An antenna in-line port group 231 is included, and the antenna in-line port group 231 may include a first antenna in-line port group 2311 and a second antenna in-line port group 2312, and the third printed circuit board 23 is printed on both sides.
  • a circuit board, the first printed circuit board 21, the third printed circuit board 23, and the second printed circuit board 22 are sequentially stacked, and the switching module is configured to adjust according to a setting manner of the radio frequency module. Positioning the first printed circuit board 21 and the second printed circuit board 22 relative to the third printed circuit board 23 such that the first antenna external port group 211 and the second antenna external port group 221 It is electrically connected to the corresponding antenna internal port group.
  • the antenna port switching device of the embodiment of the present invention For an equivalent schematic diagram of the function of the antenna port switching device of the embodiment of the present invention, reference may be made to FIG. 5, wherein the solid line is one state, the broken line is another state, and the state corresponding to the solid line and the state corresponding to the broken line are switched.
  • the antenna port switching device of the embodiment of the present invention can be implemented by the antenna port switching device of the embodiment of the present invention. That is, the antenna port switching device of the embodiment of the present invention is the same as the equivalent schematic diagram of the function of the antenna port switching device shown in FIG. 3A. It can also implement an antenna suitable for a variety of AAUs.
  • the antenna port switching apparatus of this embodiment can also support three frequency band signal receiving and transmitting and 4 The frequency band signal receiving and transmitting, wherein the three-band signal receiving and transmitting and the four-band signal receiving and transmitting are explained.
  • the three-band signal receiving and transmitting and the four-band signal receiving and transmitting are explained.
  • the antenna port switching device of this embodiment is configured to provide a first printed circuit, a second printed circuit board, a third printed circuit board, and a switching module, wherein the first printed circuit board includes a first antenna external port group, and the second The printed circuit board includes a second antenna external port group, and the third printed circuit board includes a first antenna internal port group and a second antenna internal port group, and the third printed circuit board is disposed on the first printed circuit board And a second printed circuit board, wherein the third printed circuit board is a double-sided printed circuit board, and the first antenna external port group and the second printed circuit board on the first printed circuit board are replaced by the switching module
  • the second antenna external port group is respectively connected to the corresponding antenna internal port group, so that the antenna internal port group that is connected to the first antenna external port group and the second antenna external port group can be flexibly adjusted according to requirements. Further implementing an antenna is suitable for a variety of AAU configurations.
  • the first antenna external port group 211 includes a plurality of first antenna external ports.
  • the first antenna external port is The group 211 includes four first antenna external ports
  • the second antenna external port group 221 includes a plurality of second antenna external ports.
  • the second antenna external port group 221 includes four second antennas.
  • An external port, the first antenna inline port group 2311 includes a plurality of first antenna inscribed ports
  • the second antenna inline port group 2312 includes a plurality of second antenna inscribed ports, for example, as shown in FIG.
  • the first antenna inline port group 2311 includes four first antenna inscribed ports
  • the second antenna inline port group 2312 includes four second antenna inscribed ports.
  • the plurality of first antenna inscribed ports are sequentially disposed on the third printed circuit board, the adjacent two first antenna inscribed ports are separated by a preset distance, and the adjacent two first antennas are connected to the port.
  • a second antenna internal port is disposed between the two adjacent first antenna external ports, and the two adjacent second antenna external ports are separated by the preset distance, that is, as shown in FIG. Port setting method.
  • first antenna internal port group shown in FIG. 8 includes four first antenna internal ports
  • second antenna internal port group includes four second antenna internal ports, which are schematic descriptions.
  • the number of ports can also be other values, which can be flexibly set according to actual needs.
  • the frequency bands of the plurality of first antenna inscribed ports are the same, the frequency bands of the plurality of second antenna inscribed ports are the same; the first antenna external port group and the second antenna external port Groups are used to connect RF modules in one frequency band. That is, the AAU antenna supports three frequency band signal reception and transmission, and the same antenna can be applied to two different AAUs by using the antenna port switching device of this embodiment.
  • the switching module When the switching module is in the first state, the first antenna external port group 211 and the first antenna internal port group 2311 are turned on, and the second antenna external port group 221 and the second antenna internal port group 2312 are turned on.
  • the switching module When the switching module is in the second state, the first antenna external port group 211 is electrically connected to the second antenna internal port group 2312, and the second antenna external port group 221 and the first antenna are inscribed. Port group 2311 is turned on.
  • an antenna supports 1800MHZ, 2100MHZ, and 2600MHZ
  • the antenna can be integrated with 1800MHZ, 2100MHZ, and 2600MHZ RF modules to implement AAU.
  • the specific RF module can be set in two ways, one is 1.8A+2.1.
  • each RF module has 4 receiving interfaces and 4 receiving interfaces, that is, 4T4R with different frequencies, specifically, 1.8A+2.1A +2.6P specifically refers to setting 1.8G 4T4R and 2.1G 4T4R as active (Active) module, configuring 2.6G 4T4R as passive (passive) module, 1.8A+2.6A+2.1P specifically refers to setting 1.8G 4T4R and 2.6G 4T4R is an active module, configured 2.1G 4T4R is a passive module.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 9A.
  • the first antenna is connected to the four ports of the port group 2311.
  • the frequency of the second antenna in-port port group 2312 is 2100 MHz, and the relative positions of the first printed circuit board 21, the second printed circuit board 22, and the third printed circuit board 23 are adjusted.
  • the first antenna inline port group 2311 is connected to the first antenna external port group 211, and the first antenna external port group 211 is used to connect the 2.6G4T4R, so that the second antenna inline port group 2312 and the second antenna external port group The 221 is connected, and the second antenna external port group 221 is used to connect the 2.1G 4T4R.
  • the achieved AAU of 1.8A+2.6A+2.1P is equivalent to the AAU shown in FIG. 6A.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 9B, and correspondingly, the first antenna is connected to the four ports of the port group 2311.
  • the frequency of the second antenna in-port port group 2312 is 2100 MHz, and the relative positions of the first printed circuit board 21, the second printed circuit board 22, and the third printed circuit board 23 are adjusted.
  • the first antenna inline port group 2311 is connected to the second antenna external port group 221, and the second antenna external port group 221 is used to connect the 2.6G4T4R, so that the second antenna inline port group 2312 and the first antenna external port group
  • the 211 is connected, and the first antenna external port group 211 is used to connect the 2.1G 4T4R.
  • the achieved AAU of 1.8A+2.1A+2.6P is equivalent to the AAU shown in FIG. 6B.
  • connection between the internal port group and the external port group specifically refers to the PCB coupling conduction.
  • the antenna port switching device of the embodiment of the present invention can realize two kinds of AAU assembly by using one antenna by the switching module adopting three printed circuit board pull-coupling modes, and can effectively avoid port interface interleaving and wiring complexity.
  • the frequency bands of the plurality of first antenna inscribed ports are the same, and the plurality of second antenna inscribed ports comprise a plurality of third antenna inscribed ports and a plurality of fourth antenna inscribed ports,
  • the frequency bands of the plurality of third antenna inscribed ports are the same, the frequency bands of the plurality of fourth antenna inscribed ports are the same, and the frequency bands of the plurality of third antenna inscribed ports and the plurality of fourth antennas are inscribed
  • the frequency bands of the ports are different; the first antenna external port group is used to connect the RF modules of one frequency band; the second antenna external port group is used to connect the RF modules of the two frequency bands. That is, the AAU antenna supports four frequency band signal reception and transmission, and the same antenna can be applied to two different AAUs by using the antenna port switching device of this embodiment.
  • the switching module When the switching module is in the first state, the first antenna external port group 211 and the first antenna internal port group 2311 are turned on, and the second antenna external port group 221 and the second antenna internal port group are When the switching module is in the second state, the first antenna external port group 211 is electrically connected to the second antenna internal port group 2312, and the second antenna external port group 221 and the first antenna are turned on.
  • the internal port group 2311 is turned on.
  • an antenna supports 1800MHZ, 2100MHZ, 900MHZ, and 2600MHZ
  • the antenna can be integrated with 1800MHZ, 2100MHZ, 900MHZ, and 2600MHZ RF modules to implement AAU.
  • the specific RF module can be set in three ways: (1) 1.8A+2.1A+2.6P specifically refers to the configuration of 1.8G 4T4R and 2.1G2T2R as active (Active) modules, with 2.6G 4T4R as passive (Passive) modules, (2), 1.8A+2.6A+900P+ 2.1P specifically refers to the configuration of 1.8G 4T4R and 2.6G 4T4R as active (Active) modules, 2.1G 2T2R and 900 2T2R are passive (Passive) modules, (3), 1.8A+900A+2.6P specifically refers to configuration 1.8 The G4T4R and 900 2T2R are active modules with the 2.6G 4T4R as a passive module.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 9A, and correspondingly, the first antenna is connected to the port group 2311.
  • the frequency of the ports is 2600 MHz
  • the frequency of the two ports of the second antenna inscribed port group 2311 is 2100 MHz
  • the frequency of the two ports is 900 MHz
  • the first antenna in-port port group 2311 is connected to the first antenna external port group 211
  • the first antenna external port group 211 is used to connect the 2.6G 4T4R to the second antenna.
  • the port group 2312 is connected to the second antenna external port group 221, and the second antenna external port group 221 is used to connect 2.1G 2T2R and 900 2T2R.
  • the achieved AAU of 1.8A+2.6A+900P+2.1P is equivalent to the AAU shown in FIG. 7A.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 9B, and correspondingly, the first antenna is connected to the four ports of the port group 2311.
  • the frequency of the second antenna in-port port group 2312 is 2100 MHz, and the frequency of the two ports is 900 MHz, and the first printed circuit board 21, the second printed circuit board 22, and the third are adjusted.
  • the first antenna in-port port group 2311 is connected to the second antenna external port group 211, and the second antenna external port group 221 is used to connect the 2.6G 4T4R and the second antenna in-port port.
  • the group 2312 is connected to the first antenna external port group 211.
  • the two ports of the first antenna external port group 211 are used to connect 2.1G 2T2R, and the other two ports are connected to each other.
  • the achieved AAU of 1.8A+2.1A+2.6P is equivalent to the AAU shown in FIG. 7B.
  • the antenna port switching device of the embodiment of the present invention can be set to the state shown in FIG. 9B, and correspondingly, the first antenna is connected to the four ports of the port group 2311.
  • the frequency is 2600 MHz
  • the frequency of the two ports of the second antenna inscribed port group 2312 is 2100 MHz
  • the frequency of the two ports is 900 MHz
  • the first antenna in-port port group 2311 is connected to the second antenna external port group 221
  • the second antenna external port group 221 is used to connect the 2.6G 4T4R
  • the second antenna is connected to the port group.
  • 2312 is connected to the first antenna external port group 211.
  • the two ports of the first antenna external port group 211 are used to connect 900G 2T2R, and the other two ports are connected to each other.
  • the achieved AAU of 1.8A+900A+2.6P is equivalent to the AAU shown in Figure 7C.
  • the antenna port switching device of the embodiment of the present invention can realize two kinds of AAU assembly by using one antenna by the switching module adopting three printed circuit board pull-coupling modes, and can effectively avoid port interface interleaving and wiring complexity.
  • the disclosed apparatus and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as the unit 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 of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit is It can be implemented in the form of hardware or in the form of hardware plus software functional units.
  • the above-described integrated unit implemented in the form of a software functional unit can be stored in a computer readable storage medium.
  • the above software functional unit is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor to perform the methods of the various embodiments of the present invention. Part of the steps.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

Des modes de réalisation de la présente invention concernent un dispositif de commutation de port d'antenne et une unité d'antenne active (AAU). Le dispositif de commutation de port d'antenne de la présente invention comprend : une première carte de circuit imprimé, une seconde carte de circuit imprimé, et un module de commutation. La première carte de circuit imprimé comprend des groupes de ports d'antenne externes et des groupes de ports d'antenne internes. Les groupes de ports d'antenne externes comprennent un premier groupe de ports d'antenne externe et un second groupe de ports d'antenne externe. Les groupes de ports d'antenne internes comprennent un premier groupe de ports d'antenne interne et un second groupe de ports d'antenne interne. La seconde carte de circuit imprimé comprend un microruban métallique, et est utilisée pour faire communiquer le premier groupe de ports d'antenne externes et le second groupe de ports d'antenne externes avec des groupes de ports d'antenne internes correspondants, respectivement. Le module de commutation est utilisé pour ajuster des positions opposées de la première carte de circuit imprimé et de la seconde carte de circuit imprimé selon le mode de configuration d'un module radiofréquence. Les modes de réalisation de la présente invention mettent en œuvre une antenne applicable à de multiples configurations d'unité d'antenne active (AAU).
PCT/CN2017/072051 2017-01-22 2017-01-22 Dispositif de commutation de port d'antenne et unité d'antenne active Ceased WO2018133065A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780076380.9A CN110050387A (zh) 2017-01-22 2017-01-22 天线端口切换装置及有源天线单元
PCT/CN2017/072051 WO2018133065A1 (fr) 2017-01-22 2017-01-22 Dispositif de commutation de port d'antenne et unité d'antenne active

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/072051 WO2018133065A1 (fr) 2017-01-22 2017-01-22 Dispositif de commutation de port d'antenne et unité d'antenne active

Publications (1)

Publication Number Publication Date
WO2018133065A1 true WO2018133065A1 (fr) 2018-07-26

Family

ID=62907651

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/072051 Ceased WO2018133065A1 (fr) 2017-01-22 2017-01-22 Dispositif de commutation de port d'antenne et unité d'antenne active

Country Status (2)

Country Link
CN (1) CN110050387A (fr)
WO (1) WO2018133065A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103715522A (zh) * 2014-01-20 2014-04-09 武汉虹信通信技术有限责任公司 一种支持多制式的多天线阵列
CN103718379A (zh) * 2013-03-27 2014-04-09 华为技术有限公司 一种多频段有源天线
CN103997352A (zh) * 2014-05-14 2014-08-20 电信科学技术研究院 有源天线相关设备、系统及收发校准方法
WO2014143320A2 (fr) * 2012-12-21 2014-09-18 Drexel University Antenne plane reconfigurable à large bande présentant des diagrammes directionnels et omnidirectionnels
CN104779437A (zh) * 2015-04-28 2015-07-15 惠州Tcl移动通信有限公司 一种可智能切换的手持设备的天线系统及切换方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100953119B1 (ko) * 2007-11-29 2010-04-19 국방과학연구소 등가포트회로 및 등가임피던스회로를 이용한 광대역능동다이폴안테나 설계 및 측정 방법
EP2713436A1 (fr) * 2012-09-28 2014-04-02 Alcatel Lucent Unité d'antenne active de module
TW201503488A (zh) * 2013-07-02 2015-01-16 Ming-Hao Yeh 多天線饋入埠主動天線系統及其相關控制方法
CN106299728A (zh) * 2016-09-29 2017-01-04 上海航天测控通信研究所 一种多极化快速切换天线阵

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014143320A2 (fr) * 2012-12-21 2014-09-18 Drexel University Antenne plane reconfigurable à large bande présentant des diagrammes directionnels et omnidirectionnels
CN103718379A (zh) * 2013-03-27 2014-04-09 华为技术有限公司 一种多频段有源天线
CN103715522A (zh) * 2014-01-20 2014-04-09 武汉虹信通信技术有限责任公司 一种支持多制式的多天线阵列
CN103997352A (zh) * 2014-05-14 2014-08-20 电信科学技术研究院 有源天线相关设备、系统及收发校准方法
CN104779437A (zh) * 2015-04-28 2015-07-15 惠州Tcl移动通信有限公司 一种可智能切换的手持设备的天线系统及切换方法

Also Published As

Publication number Publication date
CN110050387A (zh) 2019-07-23

Similar Documents

Publication Publication Date Title
CN108808224B (zh) Massive mimo天线
EP3408891B1 (fr) Unité d'antenne intégrée rayonnante et antenne multi-réseau de celle-ci
US9444151B2 (en) Enhanced phase shifter circuit to reduce RF cables
US11671128B2 (en) Antenna system and base station
CN114094347A (zh) 多频段天线系统和基站
WO2015109706A1 (fr) Unité d'antenne et terminal
WO2021139205A1 (fr) Antenne mimo massive
EP3214773A1 (fr) Dispositif réseau d'étalonnage et de couplage de réseau d'antennes et procédé d'étalonnage, et support d'informations
CN108063318A (zh) 集成天线单元、多阵列天线及其传输方法及接收方法
CN105281031A (zh) 一种超宽频双极化低频振子单元及其多频段阵列天线
CN104823323B (zh) 具有4tx/4rx三频带天线布置的无线通信节点
CN104685708A (zh) 具有用于双频带接收和传送的天线布置的无线通信节点
CN113097718A (zh) 一种用于卫星通信的双频双圆极化共口径天线
CN113826281A (zh) 双频双极化天线
WO2020113925A1 (fr) Antenne de station de base à filtre intégré
WO2021104147A1 (fr) Procédé et dispositif de formation de faisceau
EP3916914A1 (fr) Carte de circuit d'étalonnage et appareil d'antenne la comprenant
CN116368687A (zh) 一种天线子阵列及基站天线
JP2017509247A (ja) アンテナのモジュール化の実現方法及び装置、アンテナモジュール
CN114597639A (zh) 一种宽带低频滤波振子及多频基站天线
CN114883773B (zh) 一种天线结构、电子设备及无线网络系统
JP7376190B2 (ja) 多重広帯域アンテナ及びこれを利用したｍｉｍｏアンテナ
CN102122975B (zh) 一种信号处理装置和信号处理方法
CN111029741B (zh) 天线阵列结构及通信设备
WO2018133065A1 (fr) Dispositif de commutation de port d'antenne et unité d'antenne active

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17893378

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17893378

Country of ref document: EP

Kind code of ref document: A1