CN114628919A - 5G active antenna assembly - Google Patents
5G active antenna assembly Download PDFInfo
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- CN114628919A CN114628919A CN202210241562.XA CN202210241562A CN114628919A CN 114628919 A CN114628919 A CN 114628919A CN 202210241562 A CN202210241562 A CN 202210241562A CN 114628919 A CN114628919 A CN 114628919A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention aims to provide a 5G active antenna component, which comprises: the antenna array part with controllable direction can enhance the amplifying circuit part of the transmitting and receiving signal: the system comprises a transmitting amplifier, a receiving amplifier, a directional coupler, a first path selection device, a second path selection device, a first numerical control attenuator diagram and a first numerical control attenuator, a processing chip and a storage chip which can autonomously calculate and execute the optimal performance strategy of the antenna, and a power supply circuit part. The invention automatically controls the switch between the omnidirectional antenna and the directional antenna by the processing chip, selects the optimal direction, can use the maximum gain lobe of the antenna, not only ensures the performance, but also does not need manual adjustment.
Description
Technical Field
The invention relates to a 5G active antenna assembly.
Background
The current 5G antenna component is a directional antenna with a fixed direction angle from the lobe angle, so that the gain is higher, but the best effect can be achieved only by manually adjusting the direction; or an omni-directional antenna, without manual adjustment of direction, but with lower gain.
In addition, from the signal attenuation perspective, the current 5G antenna assemblies are all passive and are connected with 5G terminal equipment through radio frequency feeders, the signal attenuation degree is directly related to the types and the lengths of the feeders, and the overall efficiency of the antenna assemblies is greatly reduced.
Disclosure of Invention
It is an object of the present invention to provide a 5G active antenna assembly.
According to an aspect of the invention, there is provided a 5G active antenna assembly, the method comprising:
at least one set of antenna elements, each set of antenna elements comprising: the antenna comprises an omnidirectional antenna and four directional antennas, wherein the four directional antennas are respectively a directional antenna 0 degree, a directional antenna 90 degree, a directional antenna 180 degree and a directional antenna 270 degree;
the single-pole 5-throw switch is connected with one omnidirectional antenna and four directional antennas respectively;
a power supply circuit, wherein the power supply circuit is respectively connected with a power connector and the single-pole 5-throw switch;
the transmitting amplifier and the first numerical control attenuator are respectively connected with the power supply circuit; the transmitting amplifier is connected with the first numerical control attenuator;
the device comprises a first path selection device, a second path selection device, a receiving amplifier, a second numerical control attenuator and a directional coupler, wherein the first path selection device is respectively connected with the transmitting amplifier, the receiving amplifier and a single-pole 5-throw switch; the second path selection device is respectively connected with the first numerical control attenuator, the second numerical control attenuator and the directional coupler; the directional coupler is respectively connected with the power supply circuit and the radio frequency connector, and the radio frequency connector is connected with the 5G terminal equipment;
the processing chip and the storage chip are respectively connected with the single-pole 5-throw switch, the receiving amplifier and the second numerical control attenuator;
and the 5G receiving module is respectively connected with the processing chip, the storage chip and the directional coupler.
Further, in the 5G active antenna assembly, the first path selection device is a first duplexer, and the second path selection device is a second duplexer.
Further, in the 5G active antenna assembly, the processing chip is configured to read configuration information from the storage chip, the processing chip controls the single-pole 5-throw switch to be thrown at a position communicated with the omnidirectional antenna through a GPIO signal, configures attenuation values of the first digital controlled attenuator and the second digital controlled attenuator through the GPIO signal, and configures the 5G receiving module to operate through the communication interface.
Furthermore, in the 5G active antenna assembly, a 5G corresponding frequency band signal in the environment sequentially passes through a radio frequency line and a single-pole 5-throw switch from an omnidirectional antenna, enters a first duplexer for filtering, then enters a receiving amplifier for amplification through the radio frequency line, then enters a second numerical control attenuator through the radio frequency line for attenuation, then enters a second duplexer for filtering through the radio frequency line, then enters a directional coupler for coupling through the radio frequency line, and then enters a 5G receiving module through the radio frequency line;
the 5G receiving module analyzes the received 5G corresponding frequency band signals, selects more than one cell signal with the best signal quality, and informs the cell signal with the best signal quality to the processing chip through a communication interface of the processing chip.
Furthermore, in the 5G active antenna assembly, the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to connect the directional antenna 0 °, the directional antenna 90 °, the directional antenna 180 °, and the directional antenna 270 °, and the processing chip maintains communication with the 5G receiving module, so as to know which directional antenna the single-pole 5-throw switch throws with the best signal; the processing chip throws the single pole 5 throw switch to the directional antenna for signal optimization.
Further, in the 5G active antenna assembly, the 5G terminal device sends a signal to be sent to the directional coupler, the directional coupler sends the coupled signal to the second duplexer, the second duplexer sends the coupled signal to the first numerical control attenuator after filtering, the first numerical control attenuator sends the attenuated signal to the transmitting amplifier for amplification, the transmitting amplifier sends the amplified signal to the first duplexer for filtering, the first duplexer sends the filtered signal to the directional antenna with the best signal, and the directional antenna with the best signal sends the filtered signal to the base station.
Further, in the 5G active antenna assembly, the first path selection device is a first single-pole double-throw switch, and the second path selection device is a second single-pole double-throw switch.
Further, in the 5G active antenna assembly, the processing chip is configured to read configuration information from the storage chip, the processing chip controls the single-pole double-throw switch 5 to be thrown at a position communicated with the omnidirectional antenna through a GPIO signal, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to be thrown at a position communicated with the receiving path, and configures attenuation values of the first digital controlled attenuator and the second digital controlled attenuator through the GPIO signal, and the processing chip configures the 5G receiving module to operate through the communication interface.
Furthermore, in the 5G active antenna assembly, a 5G corresponding frequency band signal in the environment enters a receiving amplifier from the omnidirectional antenna through the radio frequency line, the single-pole 5-throw switch and the first single-pole double-throw switch, is amplified, then enters a second numerical control attenuator through the radio frequency line, is attenuated, then enters the directional coupler through the radio frequency line and the second single-pole double-throw switch in sequence, is coupled, and then enters the 5G receiving module through the radio frequency line;
the 5G receiving module analyzes the received 5G corresponding frequency band signals, selects more than one cell signal with the best signal quality, informs the cell signal with the best signal quality to the processing chip through a communication interface of the processing chip, and informs the receiving and transmitting switching time information of the cell signal with the best signal quality to the processing chip.
Furthermore, in the 5G active antenna assembly, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to switch the receiving path or the transmitting path through the GPIO signal so as to synchronize with the base station signal;
the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to be respectively connected with the directional antenna 0 degree, the directional antenna 90 degree, the directional antenna 180 degree and the directional antenna 270 degree, and keeps communicating with the 5G receiving module so as to know which directional antenna the single-pole 5-throw switch throws and the signal is optimal; the processing chip enables the single-pole 5-throw switch to be thrown to the directional antenna with the best signal;
further, in the 5G active antenna assembly, the 5G terminal device sends a signal to be sent to the directional coupler, the directional coupler sends a coupling signal to the second single-pole double-throw switch, the second single-pole double-throw switch sends the signal to the first numerical control attenuator, the first numerical control attenuator sends the attenuated signal to the transmitting amplifier for amplification, the transmitting amplifier sends the amplified signal to the first single-pole double-throw switch, the first single-pole double-throw switch sends the signal to the directional antenna with the best signal, and the directional antenna with the best signal sends the signal to the base station.
Compared with the prior art, the invention comprises the following steps: the antenna array part with controllable direction can enhance the amplifying circuit part of the transmitting and receiving signal: the control circuit part can autonomously calculate and execute the antenna optimal performance strategy, and comprises a transmitting amplifier, a receiving amplifier, a directional coupler, a first path selection device, a second path selection device, a first numerical control attenuator diagram and a first numerical control attenuator: namely a processing chip and a memory chip, and a power supply circuit portion.
The invention automatically controls the switching between the omnidirectional antenna and the directional antenna through the processing chip, selects the optimal direction, can use the maximum gain lobe of the antenna, not only ensures the performance, but also does not need manual adjustment. Meanwhile, the 5G active antenna assembly integrates a bidirectional amplifying circuit comprising a transmitting amplifier and a receiving amplifier, and can properly amplify signals so as to counteract the attenuation of a feeder line. The invention can realize the direction selection of the antenna completely and independently, realize the amplification of the receiving and transmitting signals completely and independently, and does not need to be controlled by external equipment.
The 5G active antenna assembly can be installed outdoors, and 5G terminal equipment such as a 5G wireless router can be connected to an external antenna interface, namely a radio frequency connector, through a radio frequency feeder. After the 5G active antenna assembly is started, the optimal wireless signal transmission path in the scene is automatically selected and used, the radio frequency signals transmitted between the 5G terminal equipment and the base station are automatically amplified, and the transmission performance of the 5G terminal in use is improved. The invention can be adapted to all 5G terminal equipment which can be externally provided with antennas, and can obtain better signal quality to increase the overall performance of the equipment without any change.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
figure 1 shows a schematic diagram of a FDD 5G active antenna assembly according to an embodiment of the invention;
fig. 2 shows a schematic diagram of a TDD 5G active antenna assembly according to an embodiment of the present invention.
The same or similar reference numbers in the drawings identify the same or similar elements.
Detailed Description
The present invention is described in further detail below with reference to the attached drawing figures.
In a typical configuration of the present application, the terminal, the device serving the network, and the trusted party each include one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). Memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, computer readable media does not include non-transitory computer readable media (transient media), such as modulated data signals and carrier waves.
As shown in fig. 1 and 2, the present invention provides a 5G active antenna assembly, the 5G active antenna assembly comprising:
at least one set of antenna elements, each set of antenna elements comprising: the antenna comprises an omnidirectional antenna and four directional antennas, wherein the maximum directions of the four directional antennas are respectively supported by 90-degree included angles on a horizontal plane, and the four directional antennas are respectively a directional antenna 0 degree, a directional antenna 90 degree, a directional antenna 180 degree and a directional antenna 270 degree;
the single-pole 5-throw switch is connected with one omnidirectional antenna and four directional antennas respectively;
a power supply circuit, wherein the power supply circuit is respectively connected with a power connector and the single-pole 5-throw switch;
the transmitting amplifier and the first numerical control attenuator are respectively connected with the power supply circuit; the transmitting amplifier is connected with the first numerical control attenuator;
the device comprises a first path selection device, a second path selection device, a receiving amplifier, a second numerical control attenuator and a directional coupler, wherein the first path selection device is respectively connected with the transmitting amplifier, the receiving amplifier and a single-pole 5-throw switch; the second path selection device is respectively connected with the first numerical control attenuator, the second numerical control attenuator and the directional coupler; the directional coupler is respectively connected with the power supply circuit and the radio frequency connector, and the radio frequency connector is connected with 5G terminal equipment;
the processing chip and the storage chip are respectively connected with the single-pole 5-throw switch, the receiving amplifier and the second numerical control attenuator;
and the 5G receiving module is respectively connected with the processing chip, the storage chip and the directional coupler.
Here, the present invention includes: the antenna array part with controllable direction can enhance the amplifying circuit part of the transmitting and receiving signal: the control circuit part can autonomously calculate and execute the optimal performance strategy of the antenna: namely a processing chip and a memory chip, as well as a supply circuit portion and a waterproof housing portion.
Specifically, the antenna array part can be composed of at least one set of antenna units according to requirements, each set of antenna unit comprises one omnidirectional antenna and four directional antennas, the frequency bands and the forms of the antennas are not limited, the omnidirectional antenna is designed to be horizontal lobe 360 degrees, the directional antenna is designed to be horizontal lobe 60 degrees to 90 degrees, the maximum directions of the four directional antennas bear 90 degrees included angles in pairs on the horizontal plane, and therefore the four directional antennas are combined to cover 360 degrees. An omnidirectional antenna and four directional antennas are connected with an amplifying circuit part through a single-pole 5-throw switch. Which antenna of the one omnidirectional antenna and the four directional antennas is used is controlled by the control circuit portion.
All the switches and the numerical control attenuator are automatically controlled by the control circuit part. The control circuit part includes: the antenna comprises a 5G receiving module, a digital processing chip with GPIO (General-purpose input/output) and a digital storage chip, wherein the 5G receiving module can process a part of receiving signals which are directionally coupled through algorithms loaded in the digital processing chip and the digital storage chip to obtain a control signal output strategy which accords with the optimal performance of the antenna, and then the GPIO signal is used for controlling each switch and a numerical control attenuator to execute.
The power supply circuit part provides power supply required by the antenna assembly, and the power is input from the outside and converted into the power supply required by each device. The active power supply of the invention improves the overall efficiency of the antenna component.
The shell part ensures the waterproof and installation requirements of the 5G active antenna assembly, and can meet the requirements of various installation modes such as outdoor wall hanging, pole holding, ground, window pasting and the like under any weather.
The invention automatically controls the switching between the omnidirectional antenna and the directional antenna through the processing chip, selects the optimal orientation, can use the maximum gain lobe of the antenna, not only ensures the performance, but also does not need manual adjustment. Meanwhile, the 5G active antenna assembly integrates a bidirectional amplifying circuit comprising a transmitting amplifier and a receiving amplifier, and can properly amplify signals so as to counteract the attenuation of a feeder line. The invention can realize the direction selection of the antenna completely and independently, realize the amplification of the receiving and transmitting signals completely and independently, and does not need to be controlled by external equipment.
The 5G active antenna assembly can be installed outdoors, and 5G terminal equipment such as a 5G wireless router can be connected to an external antenna interface, namely a radio frequency connector, through a radio frequency feeder. After the 5G active antenna assembly is started, the optimal wireless signal transmission path in the scene is automatically selected and used, the radio frequency signals transmitted between the 5G terminal equipment and the base station are automatically amplified, and the transmission performance of the 5G terminal in use is improved. The invention can be adapted to all 5G terminal equipment which can be externally provided with antennas, and can obtain better signal quality to increase the overall performance of the equipment without any change.
As shown in fig. 1, in an embodiment of the 5G active antenna assembly of the present invention, the first path selection device is a first duplexer, and the second path selection device is a second duplexer.
The amplifier circuit section contains different components depending on the FDD or TDD band. The FDD amplifying circuit part comprises two duplexers, a transmitting amplifier, a receiving amplifier, two numerical control attenuators, a directional coupler and related supporting circuits; the TDD amplifying circuit part comprises two single-pole double-throw receiving and transmitting switches, a transmitting amplifier, a receiving amplifier, two numerical control attenuators, a directional coupler and related matching circuits.
In an embodiment of the 5G active antenna assembly of the present invention, the processing chip is configured to read configuration information from the storage chip, control the single-pole 5-throw switch to be thrown at a position of the omnidirectional antenna through a GPIO signal, configure attenuation values of the first digital controlled attenuator and the second digital controlled attenuator through the GPIO signal, and configure the 5G receiving module to operate through the communication interface.
In one embodiment of the 5G active antenna assembly, a 5G corresponding frequency band signal in an environment sequentially passes through a radio frequency line and a single-pole 5-throw switch from an omnidirectional antenna, enters a first duplexer for filtering, then enters a receiving amplifier for amplification through the radio frequency line, then enters a second numerical control attenuator for attenuation through the radio frequency line, then enters a second duplexer for filtering through the radio frequency line, then enters a directional coupler for coupling through the radio frequency line, and then enters a 5G receiving module through the radio frequency line;
the 5G receiving module analyzes the received 5G corresponding frequency band signals, selects more than one cell signal with the best signal quality, and informs the cell signal with the best signal quality to the processing chip through a communication interface of the processing chip.
In one embodiment of the 5G active antenna assembly, the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to be respectively connected with the directional antenna 0 degree, the directional antenna 90 degree, the directional antenna 180 degree and the directional antenna 270 degree, and keeps communication with the 5G receiving module so as to know which directional antenna the single-pole 5-throw switch throws with the best signal;
the processing chip throws the single pole 5 throw switch to the directional antenna for signal optimization.
In an embodiment of the 5G active antenna assembly of the present invention, the 5G terminal device sends a signal to be sent to the directional coupler, the directional coupler sends a coupled signal to the second duplexer, the second duplexer sends the coupled signal to the first digitally controlled attenuator after filtering, the first digitally controlled attenuator sends the attenuated signal to the transmitting amplifier for amplification, the transmitting amplifier sends the amplified signal to the first duplexer for filtering, the first duplexer sends the filtered signal to the directional antenna with the best signal, and the directional antenna with the best signal sends the filtered signal to the base station.
Here, the working principle and flow of the FDD antenna assembly are as follows:
step S11, the 5G active antenna assembly needs to be installed and fixed before working, and the power connector is connected to a corresponding power adapter, such as a 12V/2A power adapter. The radio frequency connector is connected with a certain antenna port of the 5G terminal equipment through a radio frequency feeder.
And step S12, after power is on, the power supply circuit supplies power to the single-pole 5-throw switch, the transmitting amplifier, the first numerical control attenuator, the receiving amplifier, the second numerical control attenuator, the processing chip, the storage chip, the 5G receiving module and the like through power lines. The receiving amplifier and the transmitting amplifier automatically work after being electrified.
And step S13, the processing chip reads the configuration information from the storage chip, the processing chip controls the single-pole 5-throw switch to be thrown at the position communicated with the omnidirectional antenna through the GPIO signal, the attenuation values of the first numerical control attenuator and the second numerical control attenuator are configured through the GPIO signal, the first numerical control attenuator and the second numerical control attenuator are made to meet the default attenuation requirement, and the processing chip configures the 5G receiving module to work through the communication interface.
In step S14, the 5G corresponding frequency band signal in the environment sequentially passes through the radio frequency line and the single-pole 5-throw switch from the omnidirectional antenna, enters the first duplexer for filtering, then enters the receiving amplifier for amplification through the radio frequency line, then enters the second digital attenuator through the radio frequency line for attenuation, then enters the second duplexer for filtering through the radio frequency line, then enters the directional coupler for coupling through the radio frequency line, and then enters the 5G receiving module through the radio frequency line.
Step S15, the 5G receiving module analyzes the received 5G corresponding frequency band signal, selects more than one cell signal with the best signal quality, and informs the processing chip of the selected cell signal with the best signal quality through the communication interface with the processing chip.
And step S16, the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to be respectively connected with the directional antenna 0 degrees, the directional antenna 90 degrees, the directional antenna 180 degrees and the directional antenna 270 degrees, and repeats the steps S14 and S15.
In step S17, the processing chip keeps communicating with the 5G receiving module in step S16, so as to know which antenna the single-pole 5 switch throws the best signal, assuming that the antenna is a directional antenna 90 °.
In step S18, the processing chip turns the single-pole 5-throw switch 90 ° to the directional antenna according to the result of step S17.
In step S19, the antenna assembly completes the adjustment process, and at this time, the 5G terminal device connected to the 5G active antenna assembly can communicate with the base station through the 5G active antenna assembly, and the wireless transmission path at this time is the path with the best transmission signal quality.
Step S110, the 5G terminal device sends a signal to be sent to a directional coupler, the directional coupler sends a coupling signal to a second duplexer, the second duplexer sends the signal to a first numerical control attenuator after filtering, the first numerical control attenuator amplifies the attenuated signal to a transmitting amplifier, the transmitting amplifier sends the amplified signal to the first duplexer for filtering, the first duplexer sends the filtered signal to a directional antenna 90 degrees, and the directional antenna 90 degrees sends the filtered signal to a base station.
In an embodiment of the 5G active antenna assembly of the present invention, as shown in fig. 2, the first path selection device is a first single-pole double-throw switch, and the second path selection device is a second single-pole double-throw switch.
The amplifier circuit section contains different components depending on the FDD or TDD band. Wherein, TDD amplifying circuit part includes: two single-pole double-throw receiving and dispatching change-over switches, a transmitting amplifier, a receiving amplifier, two numerical control attenuators, a directional coupler and related matching circuits. The directional coupler couples a part of the received signal to the control circuit, and the control circuit controls the amplification times and the switching of two single-pole double-throw receiving and transmitting change-over switches of the TDD.
In an embodiment of the 5G active antenna assembly of the present invention, the processing chip is configured to read configuration information from the storage chip, the processing chip controls the single-pole 5-throw switch to be thrown at a position communicated with the omnidirectional antenna through a GPIO signal, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to be thrown at a position communicated with the receiving path, and configures attenuation values of the first digital controlled attenuator and the second digital controlled attenuator through the GPIO signal, and the processing chip configures the 5G receiving module to operate through the communication interface.
In one embodiment of the 5G active antenna assembly, a 5G corresponding frequency band signal in an environment enters a receiving amplifier from an omnidirectional antenna through a radio frequency line, a single-pole 5-throw switch and a first single-pole double-throw switch, is amplified, then enters a second numerical control attenuator through the radio frequency line, is attenuated, then sequentially enters a directional coupler through the radio frequency line and the second single-pole double-throw switch for coupling, and then enters a 5G receiving module through the radio frequency line;
the 5G receiving module analyzes the received 5G corresponding frequency band signals, selects more than one cell signal with the best signal quality, informs the cell signal with the best signal quality to the processing chip through a communication interface of the processing chip, and informs the receiving and transmitting switching time information of the cell signal with the best signal quality to the processing chip.
In an embodiment of the 5G active antenna assembly, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to switch a receiving path or a transmitting path through the GPIO signal so as to synchronize with a base station signal;
the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to be respectively connected with the directional antenna 0 degree, the directional antenna 90 degree, the directional antenna 180 degree and the directional antenna 270 degree, and keeps communicating with the 5G receiving module so as to know which directional antenna the single-pole 5-throw switch throws and the signal is optimal;
the processing chip enables the single-pole 5-throw switch to be thrown to the directional antenna with the best signal;
in an embodiment of the 5G active antenna assembly, the 5G terminal device sends a signal to be sent to the directional coupler, the directional coupler sends a coupling signal to the second single-pole double-throw switch, the second single-pole double-throw switch sends the signal to the first numerical control attenuator, the first numerical control attenuator sends the attenuated signal to the transmitting amplifier for amplification, the transmitting amplifier sends the amplified signal to the first single-pole double-throw switch, the first single-pole double-throw switch sends the signal to the directional antenna with the best signal, and the directional antenna with the best signal sends the signal to the base station.
Herein, the single-path working principle and flow of the TDD antenna assembly are as follows:
step S21, the 5G active antenna assembly needs to be installed and fixed before working, and the power connector is connected to a corresponding power adapter, such as a 12V/2A power adapter. The radio frequency connector is connected with a certain antenna port of the 5G terminal equipment through a radio frequency feeder.
Step S22, after power is on, the power supply circuit supplies power to the single-pole 5-throw switch, the transmitting amplifier, the first numerical control attenuator, the receiving amplifier, the first single-pole double-throw switch, the second single-pole double-throw switch, the processing chip, the storage chip, the 5G receiving module and the like through power lines. The receiving amplifier and the transmitting amplifier automatically work after being electrified.
Step S23, the processing chip reads the configuration information from the memory chip, the processing chip controls the single-pole 5-throw switch to throw at the position communicated with the omnidirectional antenna through the GPIO signal, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to throw at the position communicated with the receiving path, and configures the attenuation values of the first numerical control attenuator and the second numerical control attenuator through the GPIO signal so that the attenuation values of the first numerical control attenuator and the second numerical control attenuator meet the default attenuation requirement, and the processing chip configures the 5G receiving module to work through the communication interface.
In step S24, the 5G corresponding frequency band signal in the environment enters the receiving amplifier from the omnidirectional antenna through the radio frequency line, the single-pole 5-throw switch and the first single-pole double-throw switch, is amplified, then enters the second digital control attenuator through the radio frequency line, is attenuated, then enters the directional coupler through the radio frequency line and the second single-pole double-throw switch in sequence, and then enters the 5G receiving module through the radio frequency line.
Step S25, the 5G receiving module analyzes the received 5G corresponding frequency band signal, selects more than one cell signal with the best signal quality, informs the processing chip of the selected cell signal with the best signal quality through the communication interface with the processing chip, and informs the processing chip of the transmit-receive switching time information of the selected cell signal with the best signal quality.
And step S26, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to switch the receiving path and the sending path to be synchronous with the base station signal through the GPIO signal.
And step S27, the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to be respectively connected with the directional antenna 0 degrees, the directional antenna 90 degrees, the directional antenna 180 degrees and the directional antenna 270 degrees, and repeats the step S25 and the step S26.
In step S28, the processing chip keeps communication with the 5G receiving module in step S27, so as to know which directional antenna the single-pole 5 is thrown at, and the signal is the best, assuming that the directional antenna is 90 °.
In step S29, the processing chip throws the single-pole 5-throw switch at 90 ° to the directional antenna according to the result of step S28.
Step S210, the 5G active antenna assembly completes the adjustment process, and at this time, the 5G terminal device connected to the 5G active antenna assembly may communicate with the base station through the 5G active antenna assembly, and the wireless transmission path at this time is a path with the best transmission signal quality.
Step S211, the 5G terminal device sends a signal to be sent to a directional coupler, the directional coupler sends the coupled signal to a second single-pole double-throw switch, the second single-pole double-throw switch sends the signal to a first numerical control attenuator, the first numerical control attenuator sends the attenuated signal to a transmitting amplifier for amplification, the transmitting amplifier sends the amplified signal to a first single-pole double-throw switch, the first single-pole double-throw switch sends the signal to a directional antenna 90 degrees, and the directional antenna 90 degrees sends the signal to a base station.
The details of each device embodiment of the present invention may specifically refer to the corresponding parts of each method embodiment, and are not described herein again.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
It should be noted that the present invention may be implemented in software and/or in a combination of software and hardware, for example, as an Application Specific Integrated Circuit (ASIC), a general purpose computer or any other similar hardware device. In one embodiment, the software program of the present invention may be executed by a processor to implement the steps or functions described above. Likewise, the software programs (including associated data structures) of the present invention can be stored in a computer readable recording medium, such as RAM memory, magnetic or optical drive or diskette and the like. Further, some of the steps or functions of the present invention may be implemented in hardware, for example, as circuitry that cooperates with the processor to perform various steps or functions.
In addition, some of the present invention can be applied as a computer program product, such as computer program instructions, which when executed by a computer, can invoke or provide the method and/or technical solution according to the present invention through the operation of the computer. Program instructions which invoke the methods of the present invention may be stored on a fixed or removable recording medium and/or transmitted via a data stream on a broadcast or other signal-bearing medium and/or stored within a working memory of a computer device operating in accordance with the program instructions. An embodiment according to the invention herein comprises an apparatus comprising a memory for storing computer program instructions and a processor for executing the program instructions, wherein the computer program instructions, when executed by the processor, trigger the apparatus to perform a method and/or solution according to embodiments of the invention as described above.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the apparatus claims may also be implemented by one unit or means in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.
Claims (11)
1. A 5G active antenna assembly, wherein the 5G active antenna assembly comprises:
at least one set of antenna elements, each set of antenna elements comprising: the antenna comprises an omnidirectional antenna and four directional antennas, wherein the four directional antennas are respectively a directional antenna 0 degree, a directional antenna 90 degree, a directional antenna 180 degree and a directional antenna 270 degree;
the single-pole 5-throw switch is connected with an omnidirectional antenna and four directional antennas respectively;
the power supply circuit is respectively connected with a power connector and the single-pole 5-throw switch;
the transmitting amplifier and the first numerical control attenuator are respectively connected with the power supply circuit; the transmitting amplifier is connected with the first numerical control attenuator;
the device comprises a first path selection device, a second path selection device, a receiving amplifier, a second numerical control attenuator and a directional coupler, wherein the first path selection device is respectively connected with the transmitting amplifier, the receiving amplifier and a single-pole 5-throw switch; the second path selection device is respectively connected with the first numerical control attenuator, the second numerical control attenuator and the directional coupler; the directional coupler is respectively connected with the power supply circuit and the radio frequency connector, and the radio frequency connector is connected with the 5G terminal equipment;
the processing chip and the storage chip are respectively connected with the single-pole 5-throw switch, the receiving amplifier and the second numerical control attenuator;
and the 5G receiving module is respectively connected with the processing chip, the storage chip and the directional coupler.
2. The 5G active antenna assembly of claim 1, wherein the first path selection device is a first duplexer and the second path selection device is a second duplexer.
3. The 5G active antenna assembly of claim 2, wherein the processing chip is configured to read configuration information from the memory chip, the processing chip controls the single-pole 5-throw switch to be thrown to a position of the universal antenna through GPIO signals, and configures attenuation values of the first digital controlled attenuator and the second digital controlled attenuator through the GPIO signals, and the processing chip configures the 5G receiving module to operate through the communication interface.
4. The 5G active antenna assembly of claim 3, wherein a 5G corresponding frequency band signal in an environment sequentially passes through a radio frequency line and a single-pole 5-throw switch from the omnidirectional antenna, enters a first duplexer for filtering, then enters a receiving amplifier through the radio frequency line for amplification, then enters a second numerical control attenuator through the radio frequency line for attenuation, then enters a second duplexer for filtering through the radio frequency line, then enters a directional coupler through the radio frequency line for coupling, and then enters a 5G receiving module through the radio frequency line;
the 5G receiving module analyzes the received 5G corresponding frequency band signals, selects more than one cell signal with the best signal quality, and informs the cell signal with the best signal quality to the processing chip through a communication interface of the processing chip.
5. The 5G active antenna assembly of claim 4, wherein the processing chip controls the single-pole 5-throw switch through GPIO signals, sequentially switches paths to connect the directional antenna 0 °, the directional antenna 90 °, the directional antenna 180 °, the directional antenna 270 °, and the processing chip and keeps communicating with the 5G receiving module, so as to know which directional antenna the single-pole 5-throw switch is thrown on, and obtain the best signal; the processing chip throws the single pole 5 throw switch to the directional antenna for signal optimization.
6. The 5G active antenna assembly of claim 5, wherein the 5G terminal device sends the signal to be transmitted to the directional coupler, the directional coupler sends the coupled signal to the second duplexer, the second duplexer sends the filtered signal to the first digitally controlled attenuator, the first digitally controlled attenuator amplifies the attenuated signal to the transmit amplifier, the transmit amplifier sends the amplified signal to the first duplexer for filtering, the first duplexer sends the filtered signal to the directional antenna with the best signal, and the directional antenna with the best signal sends the filtered signal to the base station.
7. The 5G active antenna assembly of claim 2, wherein the first path selection device is a first single pole double throw switch and the second path selection device is a second single pole double throw switch.
8. The 5G active antenna assembly of claim 7, wherein the processing chip is configured to read configuration information from the memory chip, the processing chip controls the single-pole 5-throw switch to be thrown to a position communicated with the omnidirectional antenna through GPIO signals, the processing chip controls the first single-pole double-throw switch and the second single-pole double-throw switch to be thrown to a position communicated with a receiving path, and configures attenuation values of the first digitally controlled attenuator and the second digitally controlled attenuator through GPIO signals, and the processing chip configures the 5G receiving module to operate through the communication interface.
9. The 5G active antenna assembly of claim 8, wherein a 5G corresponding frequency band signal in an environment enters a receiving amplifier from the omnidirectional antenna through the radio frequency line, the single-pole 5-throw switch and the first single-pole double-throw switch, is amplified, then enters a second numerical control attenuator through the radio frequency line, is attenuated, then enters the directional coupler through the radio frequency line and the second single-pole double-throw switch in sequence, and then enters the 5G receiving module through the radio frequency line;
the 5G receiving module analyzes the received 5G corresponding frequency band signals, selects more than one cell signal with the best signal quality, informs the cell signal with the best signal quality to the processing chip through a communication interface of the processing chip, and informs the receiving and transmitting switching time information of the cell signal with the best signal quality to the processing chip.
10. The 5G active antenna assembly of claim 9, wherein the processing chip controls the first single pole double throw switch and the second single pole double throw switch to switch the receive path or the transmit path through GPIO signals to synchronize with the base station signals;
the processing chip controls the single-pole 5-throw switch through the GPIO signal, sequentially switches the paths to be respectively connected with the directional antenna 0 degree, the directional antenna 90 degree, the directional antenna 180 degree and the directional antenna 270 degree, and keeps communicating with the 5G receiving module so as to know which directional antenna the single-pole 5-throw switch throws and the signal is optimal; the processing chip throws the single pole 5 throw switch to the directional antenna for signal optimization.
11. The 5G active antenna assembly of claim 10, wherein the 5G terminal device sends the signal to be sent to the directional coupler, the directional coupler sends the coupled signal to the second single pole double throw switch, the second single pole double throw switch sends the signal to the first digitally controlled attenuator, the first digitally controlled attenuator amplifies the attenuated signal to the transmit amplifier, the transmit amplifier sends the amplified signal to the first single pole double throw switch, the first single pole double throw switch sends the signal to the directional antenna with the best signal, and the directional antenna with the best signal sends the signal to the base station.
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