Antenna signal processing system, method and device and storage medium

Abstract

An antenna signal processing system disclosed by the present invention comprises a radio frequency transmit-receive system and a rotary antenna system, radio frequency transmit-receive signals are transmitted between the rotary antenna system and the radio frequency transmit-receive system, the rotary antenna system further comprises N rotary antenna units and a main control unit, N is a positive integer, and N is a positive integer. The rotating antenna units are responsible for signal receiving and transmitting, and the main control unit is responsible for selecting the rotating antenna unit in the optimal state to execute radio frequency signal receiving and transmitting of the radio frequency receiving and transmitting system. Wireless signals in different polarization directions are received through the rotatable antenna unit, it is ensured that the received signals are in the optimal state through a control algorithm, and the rotatable antenna unit replaces two or more different polarized antenna units, so that mutual influence between the antenna units caused by the optimal state is avoided.

Description

Technical Field

[0001] The present invention relates to the field of communications, and in particular to an antenna signal processing system, method, device and storage medium. Background Art

[0002] In the field of communications, it is often necessary to use a vertically polarized antenna unit plus a horizontally polarized antenna unit or other polarization directions at the same location to increase the antenna reception performance. When the polarization direction of the wireless signal keeps changing, multiple antenna units are required to receive wireless signals with different polarization directions. Therefore, multiple antennas with different polarization directions are arranged at the same location. The isolation between the antenna units arranged at the same location is limited, and mutual influence is inevitable.

[0003] Chinese Patent No. 2008101476999 discloses a polarization switching device based on a joint waveguide rotating antenna, belonging to the field of radar communication technology, and relates to a polarization state switching device of a rotating antenna, comprising a ground control part and an antenna control part; the ground control part is composed of a control computer, a computer IO card, two ground electromagnets (17) and a ground magnetic sensitive receiving element (18); the antenna control part is composed of two antenna magnetic sensitive receiving elements (22), an antenna electromagnet (19), a microprocessor module, an electromagnet driving module, a power supply module and a waveguide switch. The technical solution of this patent cannot solve the technical effect of dynamically switching the signal receiving and transmitting channel to achieve the optimal receiving and transmitting channel.

[0004] Therefore, it is necessary to develop an antenna signal processing system, method, device and storage medium that can dynamically switch the transmit and receive channels. Summary of the invention

[0005] The present invention provides an antenna signal processing system, method, device and storage medium capable of dynamically switching receiving and transmitting channels.

[0006] In a first aspect, the present invention provides an antenna signal processing system, comprising a radio frequency transceiver system and a rotating antenna system, wherein the rotating antenna unit transmits radio frequency transceiver signals between a main control unit and the radio frequency transceiver system, and the rotating antenna system further comprises a rotating antenna unit and a main control unit, wherein the number of the rotating antenna units is N, where N is a positive integer, the rotating antenna unit is responsible for signal transceiver work, and the main control unit is responsible for selecting the rotating antenna unit in the optimal state to perform radio frequency signal transceiver work of the radio frequency transceiver system.

[0007] Furthermore, the main control unit further includes a signal detection circuit, an antenna switching circuit, a transceiver switching circuit and an MCU circuit;

[0008] The signal detection circuit receives and detects the signal strength value of the rotating antenna unit and transmits it to the MCU circuit, and after being analyzed and processed by the MCU circuit, it is transmitted to the antenna switching circuit and the transceiver switching circuit;

[0009] The antenna switching circuit further switches the antenna unit that performs the radio frequency signal transmission and reception work to the rotating antenna unit with the strongest signal detection according to the instruction of the MCU circuit, and sends a restart signal to the remaining rotating antenna units that are not used for the radio frequency signal transmission and reception work;

[0010] The transceiver switching circuit further switches to the transmitting or receiving state according to the instruction of the MCU circuit, so that it is consistent with the transceiver state of the RF transceiver system.

[0011] Furthermore, the rotating antenna unit further includes a motor, a motor control module and an antenna unit. The antenna unit is responsible for sending and receiving radio frequency signals. The motor is connected to and drives the antenna unit to rotate. The motor control module is responsible for detecting antenna signals and controlling motor movement.

[0012] Furthermore, the motor control module further includes a motor drive circuit, a signal detection unit and a control unit. The motor drive circuit is connected to and drives the motor. The signal detection unit is connected to the antenna unit and is responsible for detecting the signal strength value received by the antenna unit. The control unit is connected to the main control unit, the signal detection unit and the motor drive circuit. According to the signal value detected by the signal detection unit and the signal of the main control unit, the motor drive circuit is controlled to drive the motor to perform a specific rotation action.

[0013] In a second aspect, the present invention provides a motor control method of an antenna signal processing system, comprising the following steps:

[0014] The antenna system is powered on and starts running;

[0015] The main control unit 101 sends a restart signal to the motor control module 103;

[0016] The antenna rotates 360° continuously, and the signal detection circuit 401 detects and compares the signal strength value received by the antenna, and obtains the rotation angle of the maximum signal as θ max ;

[0017] Rotate the antenna to the angle θ where the signal is at its maximum max ;

[0018] Detect the initial signal strength value P0 currently received by the antenna;

[0019] The antenna rotates clockwise by a first angle θ, and records a first signal strength value P1 received by the antenna after the rotation, wherein θ is less than or equal to 45°;

[0020] The antenna rotates counterclockwise by a second angle 2θ, and records a second signal strength value P2 received by the antenna after the rotation;

[0021] Determine whether the initial signal strength value P0 is greater than the first signal strength value P1 and greater than the second signal strength value P2;

[0022] If the judgment is yes, the antenna rotates clockwise by a first angle θ, and returns to continue detecting the initial signal strength value of the antenna;

[0023] If the judgment is yes, further determine whether the first signal strength value P1 is greater than the initial signal strength value P0 and greater than the second signal strength value P2; if the judgment is no, return to continue detecting the initial signal strength value of the antenna;

[0024] If the judgment is yes, the antenna rotates clockwise by a second angle 2θ, and returns to continue detecting the initial signal strength value of the antenna.

[0025] In a third aspect, the present invention provides a main control method of an antenna signal processing system, comprising the following steps:

[0026] Detection antenna unit A1~A N Received signal strength value P1~P N ;

[0027] Compare the signal strength values ​​P1 to P N , get the antenna unit A corresponding to the maximum strength value of the received signal k , and switch the antenna unit that performs the transmission and reception work to antenna unit A k ;

[0028] Statistical signal strength values ​​P1~P N The number m greater than a threshold value P0, wherein the threshold value P0 is greater than the receiving sensitivity of the radio frequency transceiver system;

[0029] Determine whether the m value is equal to 0;

[0030] If the judgment is yes, a restart signal is sent to all antenna units, and the signal strength of each antenna unit is detected again.

[0031] If the judgment is no, remove the antenna unit A k The remaining antenna units send restart signals and return to continue detecting the signal strength of each antenna unit.

[0032] In a fourth aspect, the present invention provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the steps of the motor control method as described in the second aspect are implemented.

[0033] In a fifth aspect, the present invention provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the steps of the main control method described in the third aspect are implemented.

[0034] In a sixth aspect, the present invention provides an antenna signal processing device, comprising:

[0035] one or more processors;

[0036] Memory; and

[0037] One or more computer programs, wherein the one or more computer programs are stored in the memory and are configured to be executed by the one or more processors, and when the processor executes the computer program, the steps of the motor control method as described in the second aspect are implemented.

[0038] In a seventh aspect, the present invention provides an antenna signal processing device, comprising:

[0039] one or more processors;

[0040] Memory; and

[0041] One or more computer programs, wherein the one or more computer programs are stored in the memory and are configured to be executed by the one or more processors, and when the processors execute the computer programs, the steps of the main control method as described in the third aspect are implemented.

[0042] The present invention receives wireless signals of different polarization directions through a rotatable antenna unit, ensures that the received signal is in an optimal state through a control algorithm, and replaces more than two different polarization antenna units with a rotating antenna unit to avoid the mutual influence between the antenna units caused thereby. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] Figure 1 : Schematic diagram of the composition of the rotating antenna system of the present invention.

[0044] Figure 2 : Schematic diagram of the composition of the rotating antenna unit of the present invention.

[0045] Figure 3 : Schematic diagram of the composition of the motor control module of the present invention.

[0046] Figure 4 : Schematic diagram of the main control unit composition.

[0047] Figure 5 : Motor control module workflow diagram.

[0048] Figure 6 :Workflow diagram of main control unit.

[0049] Figure 7 : Schematic diagram of the composition of the antenna signal processing device. DETAILED DESCRIPTION

[0050] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0051] Please refer to Figure 1 The rotating antenna composition diagram of the antenna signal processing system of the present invention, the rotating antenna system includes a rotating antenna system 10 and a radio frequency transceiver system 20, the rotating antenna system 10 further includes N rotating antenna units 108 and a main control unit 101, N is a positive integer, the rotating antenna system 10 and the radio frequency transceiver system 20 transmit radio frequency transceiver signals to each other, the rotating antenna unit 108 is responsible for signal transceiver work, and the main control unit 101 is responsible for selecting the rotating antenna unit 108 in the optimal state to perform the radio frequency signal transceiver work of the radio frequency transceiver system.

[0052] refer to Figure 2 Schematic diagram of the composition of the rotating antenna unit, the rotating antenna unit 108 further includes a motor 102, a motor control module 103 and an antenna unit 104, the antenna unit 104 is responsible for sending and receiving radio frequency signals, the motor 102 is connected to the antenna unit 104, driving the antenna unit 104 to rotate, and the motor control module 103 is responsible for detecting antenna signals and controlling the movement of the motor 102.

[0053] refer to Figure 3 Schematic diagram of the composition of the motor control module, the motor control module includes a motor drive circuit 105, a signal detection unit 106 and a control unit 107, the motor drive circuit 105 is connected to and drives the motor 102, the signal detection unit 106 is connected to the antenna unit 104 and is responsible for detecting the signal strength value received by the antenna unit 104, the control unit 107 is connected to the main control unit 101, the signal detection unit 106 and the motor drive circuit 105, and controls the motor drive circuit 105 to drive the motor 102 to perform a specific rotation action according to the signal value detected by the signal detection unit 106 and the signal of the main control unit 101.

[0054] refer to Figure 4Schematic diagram of the main control unit composition, the main control unit 101 further includes a signal detection circuit 401, an antenna switching circuit 402, a transceiver switching circuit 403 and an MCU circuit 404. The signal detection circuit 401 detects and receives the signal strength value of the rotating antenna unit 108 and transmits it to the MCU circuit 404. After being analyzed and processed by the MCU circuit 404, it is transmitted to the antenna switching circuit 402 and the transceiver switching circuit 403. The antenna switching circuit 402 further sends the antenna rotation instruction to the rotating antenna unit 108 according to the instruction of the MCU circuit 404 to realize information interaction. At the same time, the transceiver switching circuit 403 switches the antenna's transceiver channel in a timely manner and synchronizes it to the RF transceiver system 20, so as to maintain the best signal transceiver channel.

[0055] refer to Figure 5 The motor control module workflow diagram includes the following steps:

[0056] Step 501: The antenna system is powered on and starts running;

[0057] Step 502: the main control unit 101 sends a restart signal to the motor control module 103;

[0058] Step 503: The antenna continues to rotate 360°, and the signal detection circuit 401 detects and compares the signal strength value received by the antenna, and obtains the rotation angle of the maximum signal as θ max ;

[0059] Step 504: Rotate the antenna to an angle θ at which the signal is at its maximum value max ;

[0060] Step 505: Detect the antenna's current received antenna initial signal strength value P0;

[0061] Step 506: the antenna rotates clockwise by a first angle θ, and records a first signal strength value P1 received by the antenna after the rotation;

[0062] Step 507: the antenna rotates counterclockwise by a second angle 2θ, and records a second signal strength value P2 received by the antenna after the rotation;

[0063] Step 508: Determine whether the initial signal strength value P0 is greater than the first signal strength value P1 and greater than the second signal strength value P2;

[0064] Step 509: If the answer is yes, the antenna rotates clockwise by a first angle θ, and the process returns to step 505 to continue detecting the initial signal strength value of the antenna;

[0065] Step 510: If the judgment is yes, further determine whether the first signal strength value P1 is greater than the initial signal strength value P0 and greater than the second signal strength value P2; if the judgment is no, return to step 505 to continue detecting the initial signal strength value of the antenna;

[0066] Step 511: If the answer is yes, the antenna rotates clockwise by a second angle 2θ, and the process returns to step 505 to continue detecting the initial signal strength value of the antenna.

[0067] Further references Figure 6 The main control unit workflow diagram includes the following steps:

[0068] Step 601: Detect antenna units A1-A N Received signal strength value P1~P N ;

[0069] Step 602: Compare signal strength values ​​P1 to P N , get the antenna unit A corresponding to the maximum strength value of the received signal k , and switch the antenna unit that performs the transmission and reception work to antenna unit A k ;

[0070] Step 603: Count the signal strength values ​​P1 to P N The number m that is greater than the threshold P0;

[0071] Step 604: determine whether the value of m is equal to 0;

[0072] Step 605: If the judgment is yes, send a restart signal to all antenna units, and return to continue detecting the signal strength of each antenna unit;

[0073] Step 606: If the judgment is no, send the signal to antenna unit A. k The remaining antenna units send restart signals and return to continue detecting the signal strength of each antenna unit.

[0074] refer to Figure 7 Schematic diagram of the composition of the antenna signal processing device. The antenna signal processing device 1 of the present invention further includes one or more memories 2 and one or more processors 3, wherein the one or more computer programs are stored in the memories 2 and are configured to be executed by the one or more processors 3, and the processor 3 implements the steps of the antenna signal processing method when executing the computer program.

[0075] A person skilled in the art may understand that all or part of the steps in the various methods of the above embodiments may be completed by instructing related hardware through a program, and the program may be stored in a computer-readable storage medium, and the storage medium may include: a read-only memory (ROM), a random access memory (RAM), a disk or an optical disk, etc.

[0076] The present invention receives wireless signals of different polarization directions through a rotatable antenna unit, ensures that the received signal is in an optimal state through a control algorithm, and avoids mutual influence between antenna units caused by replacing more than two different polarization antenna units with a rotating antenna unit.

[0077] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An antenna signal processing system, comprising a radio frequency transceiver system and a rotating antenna system, wherein the rotating antenna unit transmits radio frequency transceiver signals between a main control unit and the radio frequency transceiver system, characterized in that: The rotating antenna system further includes a rotating antenna unit and a main control unit. The rotating antenna units are N, where N is a positive integer. The rotating antenna units are responsible for signal transceiver work, and the main control unit is responsible for selecting the rotating antenna unit in the optimal state to perform the RF signal transceiver work of the RF transceiver system.

2. The antenna signal processing system according to claim 1, characterized in that: The main control unit further includes a signal detection circuit, an antenna switching circuit, a transceiver switching circuit and an MCU circuit; The signal detection circuit receives and detects the signal strength value of the rotating antenna unit and transmits it to the MCU circuit, and after being analyzed and processed by the MCU circuit, it is transmitted to the antenna switching circuit and the transceiver switching circuit; The antenna switching circuit further switches the antenna unit that performs the radio frequency signal transmission and reception work to the rotating antenna unit with the strongest signal detection according to the instruction of the MCU circuit, and sends a restart signal to the remaining rotating antenna units that are not used for the radio frequency signal transmission and reception work; The transceiver switching circuit further switches to the transmitting or receiving state according to the instruction of the MCU circuit, so that it is consistent with the transceiver state of the RF transceiver system.

3. The antenna signal processing system according to claim 1, characterized in that: The rotating antenna unit further includes a motor, a motor control module and an antenna unit. The antenna unit is responsible for sending and receiving radio frequency signals. The motor is connected to and drives the antenna unit to rotate. The motor control module is responsible for detecting antenna signals and controlling motor movement.

4. The antenna signal processing system according to claim 3, characterized in that: The motor control module further includes a motor drive circuit, a signal detection unit and a control unit. The motor drive circuit is connected to and drives the motor. The signal detection unit is connected to the antenna unit and is responsible for detecting the signal strength value received by the antenna unit. The control unit is connected to the main control unit, the signal detection unit and the motor drive circuit. According to the signal value detected by the signal detection unit and the signal of the main control unit, the motor drive circuit is controlled to drive the motor to perform a specific rotation action.

5. A motor control method for an antenna signal processing system, characterized in that: The following steps are involved: The antenna system is powered on and starts running; The main control unit 101 sends a restart signal to the motor control module 103; The antenna rotates 360° continuously, and the signal detection circuit 401 detects and compares the signal strength value received by the antenna, and obtains the rotation angle of the maximum signal as θ max ; Rotate the antenna to the angle θ where the signal is at its maximum max ; Detect the initial signal strength value P0 currently received by the antenna; The antenna rotates clockwise by a first angle θ, and records a first signal strength value P1 received by the antenna after the rotation, wherein θ is less than or equal to 45°; The antenna rotates counterclockwise by a second angle 2θ, and records a second signal strength value P2 received by the antenna after the rotation; Determine whether the initial signal strength value P0 is greater than the first signal strength value P1 and greater than the second signal strength value P2; if the determination is yes, the antenna rotates clockwise by a first angle θ, and returns to continue detecting the initial signal strength value of the antenna; If the judgment is yes, further determine whether the first signal strength value P1 is greater than the initial signal strength value P0 and greater than the second signal strength value P2; if the judgment is no, return to continue detecting the initial signal strength value of the antenna; If the judgment is yes, the antenna rotates clockwise by a second angle 2θ, and returns to continue detecting the initial signal strength value of the antenna.

6. A master control method for an antenna signal processing system, characterized in that: The following steps are involved: Detection antenna unit A1~A N Received signal strength value P1~P N ; Compare the signal strength values ​​P1 to P N , get the antenna unit A corresponding to the maximum strength value of the received signal k , and switch the antenna unit that performs the transmission and reception work to antenna unit A k ; Statistical signal strength values ​​P1~P N The number m greater than a threshold value P0, wherein the threshold value P0 is greater than the receiving sensitivity of the radio frequency transceiver system; Determine whether the m value is equal to 0; If the judgment is yes, a restart signal is sent to all antenna units, and the signal strength of each antenna unit is detected again. If the judgment is no, k The remaining antenna units send restart signals and return to continue detecting the signal strength of each antenna unit.

7. A computer-readable storage medium storing a computer program, characterized in that: When the computer program is executed by a processor, the steps of the motor control method according to claim 5 are implemented.

8. A computer-readable storage medium storing a computer program, characterized in that: When the computer program is executed by a processor, the steps of the main control method according to claim 6 are implemented.

9. An antenna signal processing device, comprising: one or more processors; Memory; as well as One or more computer programs, wherein the one or more computer programs are stored in the memory and are configured to be executed by the one or more processors, wherein the processor implements the steps of the motor control method as claimed in claim 5 when executing the computer program.

10. An antenna signal processing device, comprising: one or more processors; Memory; as well as One or more computer programs, wherein the one or more computer programs are stored in the memory and are configured to be executed by the one or more processors, wherein the processor implements the steps of the main control method as claimed in claim 6 when executing the computer program.

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