阅读说明：本技术 一种电调天线控制系统及控制方法 (Electrically-tunable antenna control system and control method ) 是由 王峥 陈羿伊 陈可 邹刚 余志辉 郑郁 于 2020-06-18 设计创作，主要内容包括：本发明实施例提供一种电调天线控制系统及控制方法,系统包括远端控制单元和网管中心,远端控制单元包括电机、电机驱动模块、温度检测模块、控制模块和通信模块,温度检测模块,用于对远端控制单元的工作温度进行检测,并发送给控制模块；控制模块,用于根据远端控制单元的工作温度匹配到电机工作对应的力矩值,以及根据网管中心通过通信模块下发的校准与倾角设置命令,控制电机驱动模块驱动电机以对应力矩值转动。本发明实施例对天线的远端控制单元的工作温度实时进行检测,并根据工作温度实时调节电机的转动力矩,在零下低温时能够提高电机力矩,也能在常温时减小电机力矩,最大限度的延长了电机与传动装置的使用寿命。(The embodiment of the invention provides an electric tilt antenna control system and a control method, wherein the system comprises a remote control unit and a network management center, the remote control unit comprises a motor, a motor driving module, a temperature detection module, a control module and a communication module, and the temperature detection module is used for detecting the working temperature of the remote control unit and sending the working temperature to the control module; and the control module is used for matching a torque value corresponding to the work of the motor according to the working temperature of the remote control unit and controlling the motor driving module to drive the motor to rotate according to the stress torque value according to the calibration and inclination angle setting command issued by the network management center through the communication module. The embodiment of the invention detects the working temperature of the remote control unit of the antenna in real time, adjusts the rotation torque of the motor in real time according to the working temperature, can improve the torque of the motor at the low temperature below zero and can also reduce the torque of the motor at the normal temperature, thereby prolonging the service life of the motor and the transmission device to the maximum extent.)

1. An electrically-regulated antenna control system is characterized by comprising a remote control unit and a network management center, wherein the remote control unit comprises a motor, a motor driving module, a temperature detection module, a control module and a communication module, one end of the motor driving module is connected with the motor, the other end of the motor driving module is connected with the control module, and the control module is connected with the temperature detection module and the network management center through the communication module;

the temperature detection module is used for detecting the working temperature of the remote control unit and sending the working temperature to the control module;

the control module is used for matching a torque value corresponding to the work of the motor according to the working temperature of the remote control unit and controlling the motor driving module to drive the motor to rotate by the torque value according to a calibration and inclination angle setting command issued by the network management center through the communication module so as to calibrate and incline angle setting of the electrically-tunable antenna.

2. The system for controlling the electrically tunable antenna according to claim 1, wherein a correspondence table is stored in the control module, and a correspondence between a working temperature of the remote control unit and a motor rotation torque value is stored in the correspondence table;

correspondingly, the control module, configured to match the corresponding motor rotation torque value according to the operating temperature of the remote control unit, includes:

and the control module matches the corresponding rotating torque value in the corresponding relation table according to the detected working temperature of the remote control unit.

3. The system of claim 2, wherein the motor includes a shift motor and a transmission motor, and the control module is configured to control the motor driving module to drive the motor to rotate with the torque value according to a calibration and tilt angle setting command issued by the network management center, and performing calibration and tilt angle setting of the electrical tilt antenna includes:

and controlling the motor driving module to drive the gear shifting motor and the transmission motor to rotate according to a calibration and inclination angle setting command issued by a network management center, and calibrating and setting the inclination angle of the electrically-adjusted antenna through the gear shifting motor and the transmission motor.

4. The system of claim 3, wherein the correspondence table stores a correspondence between an operating temperature of the remote control unit and a first torque value of the shift motor and a correspondence between an operating temperature of the remote control unit and a second torque value of the transmission motor;

the control module is used for matching a corresponding motor rotation torque value according to the working temperature of the remote control unit and comprises:

the control module matches a first torque value corresponding to the gear shifting motor and a second torque value corresponding to the transmission motor in the corresponding relation table according to the detected working temperature of the remote control unit.

5. The system of claim 4, wherein the control module is configured to control the motor driving module to drive the motor to rotate according to the torque value according to a calibration and tilt setting command issued by the network management center, and the calibration and tilt setting of the electrically tunable antenna includes:

and controlling the motor driving module to drive the gear shifting motor to rotate by the first moment value and controlling the motor driving module to drive the transmission motor to rotate by the second moment value according to a calibration and inclination angle setting command issued by a network management center, and calibrating and inclination angle setting the electric tilt antenna through the gear shifting motor and the transmission motor.

6. The system of claim 3 or 5, wherein the control module calibrates the electric tilt antenna through the gear shift motor and the transmission motor, and comprises:

receiving a calibration command sent by the network management center, wherein the calibration command comprises a sub-antenna number of an electric tilt antenna to be calibrated, and the electric tilt antenna comprises a plurality of sub-antennas;

controlling the motor driving module to drive the gear shifting motor to switch gears according to the calibration command, adjusting the gears to the corresponding sub-antennas, and driving the transmission motor to measure the stroke between two clamping points of the sub-antennas corresponding to the gears;

and comparing the measured stroke between the two stuck points with the design stroke, and setting the inclination angle of the sub-antenna at the designated position after the equality is confirmed.

7. The system of claim 3 or 5, wherein the control module performs the inclination setting of the electric tilt antenna through the gear shifting motor and the transmission motor comprises:

and controlling the motor driving module to drive the gear shifting motor to switch gears according to an inclination angle setting command sent by a network management center, adjusting the gears to the corresponding sub-antennas, and driving the transmission motor to adjust the electric downtilt angles of the sub-antennas corresponding to the gears.

8. The system of claim 7, further comprising a transmission device, wherein the transmission device is connected to the gear shifting motor and the transmission motor, the gear shifting motor drives the transmission device to switch to a gear corresponding to the sub-antenna to be adjusted, and the transmission motor drives the transmission device to calibrate the corresponding sub-antenna and adjust the electrical downtilt angle of the corresponding sub-antenna.

9. A control method of an electric tilt antenna is characterized by comprising the following steps:

detecting the working temperature of a remote control unit in the electrically-tunable antenna;

and matching a corresponding motor rotation torque value according to the working temperature of the remote control unit, and controlling the motor driving module to drive the motor to rotate by the torque value according to the calibration and inclination angle setting command so as to calibrate and incline the electrically tunable antenna.

10. The method for controlling the electrically tunable antenna according to claim 9, further comprising:

receiving a calibration and inclination angle setting command, wherein the calibration and inclination angle setting command comprises a sub-antenna number of an electric tilt antenna needing calibration and inclination angle setting, and the electric tilt antenna comprises a plurality of sub-antennas;

controlling the motor driving module to drive the gear shifting motor to switch gears according to the calibration and inclination angle setting command, adjusting the gears to corresponding sub-antennas, and driving the transmission motor to calibrate the sub-antennas and adjust the electrical downtilt angles of the sub-antennas;

the gear shifting motor and the transmission motor rotate at corresponding torque values.

Technical Field

The invention belongs to the technical field of communication, and particularly relates to an electric tilt antenna control system and a control method.

Background

In mobile communication, a network management center (nms) has been widely used to optimize wireless signals by controlling a Remote Control Unit (RCU) to adjust an electrical downtilt of a base station antenna. For the multi-frequency antenna, in order to solve the space and cost problems, the adjustment of the electrical downtilt of the multi-frequency antenna is usually realized by an RCU consisting of a transmission motor and a gear shifting motor and a set of multi-path transmission device.

When the network management center sets the electrical downtilt angle, in order to avoid accumulated errors or not confirm the actual position of the current electrical downtilt angle, calibration operation is usually performed firstly, when a calibration command is received, the RCU driving motor moves in the whole angle range, stuck points of the transmission device set at the minimum value and the maximum value of the electrical downtilt angle are impacted respectively, the stroke between the two stuck points is measured, whether the total stroke is correct or not is confirmed, and then the electrical downtilt angle is set at a specified position.

RCU motor is very big to the gear impact among self and the transmission when striking the stuck point, so RCU can control the moment that reduces the motor usually, big impact when avoiding striking the stuck point, extension motor and transmission's life, nevertheless because freezing under the low temperature condition under zero, reasons such as the structure reduces can cause load moment grow, the motor also can lead to exerting oneself the decline because of the low temperature simultaneously, receive the common influence of a plurality of factors to lead to the calibration failure like this, and then unable adjustment antenna electric downtilt angle.

Disclosure of Invention

In order to overcome the above existing problems or at least partially solve the above problems, embodiments of the present invention provide an electrically tunable antenna control system and a control method.

According to a first aspect of the embodiments of the present invention, there is provided an electrically tunable antenna control system, including a remote control unit and a network management center, where the remote control unit includes a motor, a motor driving module, a temperature detection module, a control module, and a communication module, one end of the motor driving module is connected to the motor, the other end of the motor driving module is connected to the control module, and the control module is connected to the temperature detection module and the network management center through the communication module;

the temperature detection module is used for detecting the working temperature of the remote control unit and sending the working temperature to the control module;

the control module is used for matching a torque value corresponding to the work of the motor according to the working temperature of the remote control unit and controlling the motor driving module to drive the motor to rotate by the torque value according to a calibration and inclination angle setting command issued by the network management center through the communication module so as to calibrate and incline angle setting of the electrically-tunable antenna.

On the basis of the above technical solutions, the embodiments of the present invention may be further improved as follows.

Optionally, a correspondence table is stored in the control module, and a correspondence between the operating temperature of the remote control unit and the motor rotation torque value is stored in the correspondence table;

correspondingly, the control module, configured to match the corresponding motor rotation torque value according to the operating temperature of the remote control unit, includes:

and the control module matches the corresponding motor rotating torque value in the corresponding relation table according to the detected working temperature of the remote control unit.

Optionally, the motor includes a shift motor and a transmission motor, the control module is configured to control the motor driving module to drive the motor to rotate with the torque value according to a calibration and tilt angle setting command issued by the network management center, and the calibrating and tilt angle setting of the electrically tunable antenna includes:

and controlling the motor driving module to drive the gear shifting motor and the transmission motor to rotate according to a calibration and inclination angle setting command issued by a network management center, and calibrating and setting the inclination angle of the electrically-adjusted antenna through the gear shifting motor and the transmission motor.

Optionally, the corresponding relationship table stores a corresponding relationship between the working temperature of the remote control unit and the first torque value of the shift motor, and a corresponding relationship between the working temperature of the remote control unit and the second torque value of the transmission motor;

the control module is used for matching a corresponding motor rotation torque value according to the working temperature of the remote control unit and comprises:

the control module matches a first torque value corresponding to the gear shifting motor and a second torque value corresponding to the transmission motor in the corresponding relation table according to the detected working temperature of the remote control unit.

Optionally, the control module is configured to control the motor driving module to drive the motor to rotate according to the torque value according to a calibration and tilt angle setting command issued by the network management center, and performing calibration and tilt angle setting of the electrically tunable antenna includes:

and controlling the motor driving module to drive the gear shifting motor to rotate by the first moment value and controlling the motor driving module to drive the transmission motor to rotate by the second moment value according to a calibration and inclination angle setting command issued by a network management center, and calibrating and inclination angle setting the electric tilt antenna through the gear shifting motor and the transmission motor.

Optionally, the control module, through the gear shifting motor with the transmission motor calibrates the electrically tunable antenna and includes:

receiving a calibration command sent by the network management center, wherein the calibration command comprises a sub-antenna number of an electric tilt antenna to be calibrated, and the electric tilt antenna comprises a plurality of sub-antennas;

controlling the motor driving module to drive the gear shifting motor to switch gears according to the calibration command, adjusting the gears to the corresponding sub-antennas, and driving the transmission motor to measure the stroke between two clamping points of the sub-antennas corresponding to the gears;

and comparing the measured stroke between the two stuck points with the designed stroke, and setting the inclination angle of the sub-antenna at the designated position after the equality is confirmed.

Optionally, the control module, through the gear shifting motor with the transmission motor carries out the inclination setting to the electrically tunable antenna and includes:

and controlling the motor driving module to drive the gear shifting motor to switch gears according to an inclination angle setting command sent by a network management center, adjusting the gears to the corresponding sub-antennas, and driving the transmission motor to adjust the electric downtilt angles of the sub-antennas corresponding to the gears.

Optionally, the antenna adjusting device further comprises a transmission device, the transmission device is connected with the gear shifting motor and the transmission motor, the gear shifting motor drives the transmission device to switch to a gear corresponding to the sub-antenna to be adjusted, and the transmission motor drives the transmission device to adjust the electrical downtilt angle of the corresponding sub-antenna.

According to a second aspect of the embodiments of the present invention, there is provided an electrical tilt antenna control method, including:

detecting the working temperature of a remote control unit in the electrically-tunable antenna;

and matching a corresponding motor rotation torque value according to the working temperature of the remote control unit, and controlling the motor driving module to drive the motor to rotate by the torque value according to the calibration and inclination angle setting command so as to calibrate and incline the electrically tunable antenna.

Optionally, the method further includes:

receiving a calibration and inclination angle setting command, wherein the calibration and inclination angle setting command comprises a sub-antenna number of an electric tilt antenna needing calibration and inclination angle setting, and the electric tilt antenna comprises a plurality of sub-antennas;

controlling the motor driving module to drive the gear shifting motor to switch gears according to the calibration and inclination angle setting command, adjusting the gears to corresponding sub-antennas, and driving the transmission motor to calibrate the sub-antennas and adjust the electrical downtilt angles of the sub-antennas;

the gear shifting motor and the transmission motor rotate at corresponding torque values.

The embodiment of the invention provides an electrically-adjustable antenna control system and a control method, which are used for detecting the working temperature of a remote control unit of an antenna in real time, adjusting the rotating torque of a motor in real time according to the working temperature, improving the torque of the motor at the subzero low temperature, reducing the torque of the motor at the normal temperature and prolonging the service life of the motor and a transmission device to the maximum extent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

Fig. 1 is a connection block diagram of an electric tilt antenna control system according to an embodiment of the present invention;

FIG. 2 is a schematic view of the connection between the shift motor, the transmission motor and the transmission;

fig. 3 is a flowchart of a method for controlling an electrically tunable antenna according to an embodiment of the present invention.

In the drawings, the names of the components represented by the respective reference numerals are as follows:

101. the system comprises a gear shifting motor 102, a transmission motor 103, a motor driving module 104, a control module 105, a temperature detection module 106, a communication module 100, an electrically tunable antenna 200, a network management center 300 and a transmission device.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

Referring to fig. 1, an electrically tunable antenna control system is provided, which includes a remote control unit and a network management center 200, where the remote control unit includes a motor, a motor driving module 103, a temperature detection module 105, a control module 104 and a communication module 106, one end of the motor driving module 103 is connected to the motor, the other end of the motor driving module 103 is connected to the control module 104, and the control module 104 is connected to the temperature detection module 105 and the network management center 200 through the communication module 106.

The temperature detection module 105 is used for detecting the working temperature of the remote control unit and sending the working temperature to the control module 104;

and the control module 104 is configured to match a torque value corresponding to the operation of the motor according to the operating temperature of the remote control unit, and control the motor driving module 103 to drive the motor to rotate the stress torque value according to the calibration and tilt angle setting command issued by the network management center 200 through the communication module 106, so as to calibrate and set the tilt angle of the electrically tunable antenna.

It can be understood that the control system includes a remote control unit and a network management center 200, where the remote control unit is located inside the electrically tunable antenna 100, and the network management center is a remote control.

The remote control unit of the electrical tilt antenna 100 comprises a motor, a motor driving module 103, a control module 104 and a communication module 106, the motor is mainly used for completing calibration and inclination angle setting of the electrical tilt antenna 100 according to a control instruction of the network management center 200, the motor is required to operate in the control process, when the temperature is low, the load moment is increased due to icing and contraction of structural parts, and meanwhile, the output of the motor is reduced due to the low temperature, or when the temperature is normal, the load moment is not required to be large. Therefore, in the embodiment of the invention, the temperature detection module 105 is arranged in the remote control unit to detect the working temperature of the remote control unit in real time, and adjust the operation torque value of the motor according to the working temperature of the remote control unit to finish the calibration of the motor operation torque, so that the motor torque can be improved at low temperature below zero, and can also be reduced at normal temperature, and the service life of the motor is prolonged to the maximum extent.

As an optional embodiment, the control module 104 stores a corresponding relationship table, in which a corresponding relationship between the operating temperature of the remote control unit and the motor rotation torque value is stored;

correspondingly, the step of matching the control module 104 to the corresponding motor rotation torque value according to the operating temperature of the remote control unit includes:

the control module 104 matches the corresponding motor rotation torque value in the correspondence table according to the detected operating temperature of the remote control unit.

It can be understood that, when the temperature detection module 105 detects the operating temperature of the remote control unit, the operating temperature of the remote control unit is sent to the control module 104, and a correspondence table between the operating temperature of the remote control unit and the motor rotation torque value is stored in the control module 104 in advance, so that the control module 104 matches the corresponding motor operation torque value from the correspondence table according to the operating temperature of the remote control unit, and then controls the motor to operate according to the motor operation torque value, so as to calibrate and set the tilt angle of the electrical tilt antenna.

As an optional embodiment, the motors include a shift motor 101 and a transmission motor 102, and the control module 104 is configured to control the motor driving module 103 to drive the motor to rotate by the torque value according to a calibration and tilt angle setting command issued by the webmaster center 200, and includes:

according to the calibration and inclination angle setting command issued by the network management center 200, the motor driving module 103 is controlled to drive the gear shifting motor 101 and the transmission motor 102 to rotate at corresponding torque values.

It can be understood that the motors include a shift motor 101 and a transmission motor 102, and when the network management center 200 issues a calibration and tilt angle setting command to the control module 104 through the communication module 106, the control module 104 controls the motor driving module 103 to respectively drive the shift motor 101 and the transmission motor 102 to operate with corresponding torque values.

As an alternative embodiment, the correspondence table stores the correspondence between the operating temperature of the remote control unit and the first torque value of the shift motor 101 and the correspondence between the operating temperature of the remote control unit and the second torque value of the transmission motor 102;

the control module 104, configured to match the corresponding motor rotation torque value according to the operating temperature of the remote control unit, includes:

the control module 104 matches a first torque value corresponding to the shift motor 101 and a second torque value corresponding to the transmission motor 102 in the correspondence table according to the detected operating temperature of the remote control unit.

It can be understood that, since the motors include the shift motor 101 and the transmission motor 102, when the operation torque values of the shift motor 101 and the transmission motor 102 are adjusted according to the operating temperature of the remote control unit, when the operating temperature of the remote control unit is constant, the corresponding operation torque values of the shift motor 101 and the transmission motor 102 may be equal or may not be equal.

The correspondence between the operating temperature of the remote control unit and the first torque value of the shift motor 101 and the correspondence between the operating temperature of the remote control unit and the second torque value of the transmission motor 102 can be stored in the correspondence table of the control module 104.

The control module 104 matches the first torque value of the shift motor 101 and the second torque value of the transmission motor 102 in the correspondence table according to the operating temperature of the remote control unit.

As an optional embodiment, the controlling module 104 is configured to control the motor driving module 103 to drive the motor to rotate by the torque value according to a calibration and tilt setting command issued by the network management center 200, and includes:

according to the calibration and inclination angle setting command issued by the network management center 200, the control motor driving module 103 drives the gear shifting motor 101 to rotate with a first moment value, and the control motor driving module 103 drives the transmission motor 102 to rotate with a second moment value.

It is understood that when the network management center 200 issues the calibration and tilt angle setting commands through the communication module 106, the control module 104 controls the motor driving module 103 to drive the shift motor 101 to operate at the first torque value and drive the transmission motor 102 to operate at the second torque value.

As an alternative embodiment, the calibration of electrically tunable antenna 100 by shift motor 101 and transmission motor 102 by control module 104 includes:

receiving a calibration command sent by the network management center 200, where the calibration command includes sub-antennas of the electrical tilt antenna 100 to be calibrated, where the electrical tilt antenna 100 includes multiple sub-antennas, and the frequency bands of different sub-antennas may be the same or different;

according to the calibration command, controlling a motor driving module 103 to drive a gear shifting motor 101 to switch gears, adjusting the gears to corresponding sub-antennas, and driving a transmission motor 102 to measure the stroke between two clamping points of the sub-antennas corresponding to the gears;

and comparing the measured stroke between the two stuck points with the design stroke, and setting the inclination angle of the sub-antenna at the designated position after the equality is confirmed.

It can be understood that electrically tunable antenna 100 includes multiple sub-antennas, each sub-antenna has an electrical downtilt angle corresponding to a stroke value, and for an actual sub-antenna, calibration is required. The specific calibration process is to control the motor driving module 103 to drive the gear shifting motor 101 to switch gears according to a calibration command issued by the network management center 200, adjust the gears to the corresponding sub-antennas, and drive the transmission motor 102 to respectively impact the stuck point at the minimum angular position and the stuck point at the maximum angular position, so as to measure the stroke between the two stuck points of the sub-antennas corresponding to the gears. And comparing the measured stroke between the two stuck points with the design stroke, confirming equality, and then setting the inclination angle of the sub-antenna at the specified position.

As an alternative embodiment, the control module 104, performing the tilt angle setting on the electrically tunable antenna 100 through the gear shifting motor 101 and the transmission motor 102 includes:

according to the inclination angle setting command sent by the network management center 200, the control motor driving module 103 drives the gear shifting motor 101 to switch gears, adjusts the gears to the corresponding sub-antennas, and drives the transmission motor 102 to adjust the electrical downtilt angles of the sub-antennas corresponding to the gears.

It can be understood that for each sub-antenna of the electrically tunable antenna 100, an electrical downtilt setting is required. And the control module 104 receives an inclination angle setting command sent by the network management center 200, where the inclination angle setting command includes sub-antennas to be set in the electrical tilt antenna 100. The control module 104 controls the motor driving module 103 to drive the gear shifting motor 101 to switch gears according to the inclination angle setting command, adjusts the gears to the corresponding sub-antennas, and then drives the transmission motor 102 to adjust the electrical downtilt angles of the sub-antennas corresponding to the gears; the gear shifting motor 101 and the transmission motor 102 both rotate with corresponding torque values.

The electric tilt antenna 100 may be a multi-frequency antenna, for example, a 3, 4, 5, 6, 7, or 8-frequency antenna, that is, the electric tilt antenna 100 includes a plurality of sub-antennas, and the working frequency bands of different sub-antennas may be the same or different, and in the same way, the electrical downtilt angles of the sub-antennas may be the same or different.

In this case, the calibration or tilt setting command issued by the network management center 200 includes the number of the sub-antenna to be adjusted, the calibration of the sub-antenna, and the tilt setting. When the control module 104 receives a command from the network management center 200, the control motor driving module 103 drives the shift motor 101 to switch the gear and adjust the gear to the corresponding sub-antenna, and then the control transmission motor 102 calibrates the sub-antenna corresponding to the switched gear or adjusts the electrical downtilt of the sub-antenna.

When the gear shifting motor 101 and the transmission motor 102 adjust the electrical downtilt of the sub-antenna, the motor drives the transmission device 300 to adjust the gear to the corresponding sub-antenna, and then the electrical downtilt of the sub-antenna is adjusted. Referring to fig. 2, both the shift motor 101 and the transmission motor 102 are connected to the transmission device 300, the shift motor 101 drives the transmission device 300 to shift to a gear corresponding to the sub-antenna to be adjusted, and the transmission motor 102 drives the transmission device 300 to adjust the electrical downtilt angle of the sub-antenna corresponding to the gear.

Referring to fig. 3, an embodiment of the present invention further provides an electrical tilt antenna control method, including:

detecting the working temperature of a remote control unit in the electrically tunable antenna 100;

and matching the corresponding motor rotation torque value according to the working temperature of the remote control unit, and controlling the motor driving module 103 to drive the motor to rotate at the corresponding torque value according to the calibration and inclination angle setting command so as to calibrate and incline the electrically tunable antenna.

It can be understood that the working temperature of the remote control unit of the electrically tunable antenna 100 is detected in real time, and the corresponding motor operation torque value is matched according to the working temperature of the remote control unit. And controlling the motor to operate according to the calibration and inclination angle setting commands and the matched torque value. The motor operation torque value is adjusted along with the working temperature of the remote control unit, so that the motor operates in the optimal state, and the electric tuning antenna is calibrated and the inclination angle is set in the optimal state.

As an optional embodiment, further comprising:

receiving a calibration and inclination angle setting command, wherein the calibration and inclination angle setting command comprises a sub-antenna number of the electric tilt antenna 100 needing calibration and inclination angle setting, and the electric tilt antenna 100 comprises a plurality of paths of sub-antennas;

according to the calibration and inclination angle setting commands, the control motor driving module 103 drives the gear shifting motor 101 to switch gears, adjusts the gears to corresponding sub-antennas, and drives the transmission motor 102 to calibrate the sub-antennas and adjust the electrical downtilt angles of the sub-antennas;

the gear shifting motor 101 and the transmission motor 102 both rotate with corresponding torque values.

It can be understood that, when the sub-antennas in the electrical tilt antenna 100 need to be calibrated or the electrical downtilt of the sub-antennas needs to be adjusted, the network management center 200 issues a calibration and tilt angle setting command to the control module 104, where the calibration and tilt angle setting command includes the sub-antennas that need to be calibrated or set in the electrical tilt antenna 100.

According to the calibration and tilt angle setting command, the control module 104 controls the motor driving module 103 to drive the gear shifting motor 101 to adjust the gear to the corresponding sub-antenna of the electrical tilt antenna 100, and then drives the transmission motor 102 to calibrate the sub-antenna in the electrical tilt antenna 100 or adjust the electrical tilt angle of the sub-antenna. During operation, the shift motor 101 and the transmission motor 102 operate at corresponding torque values.

According to the control system and the control method of the electrically-adjustable antenna provided by the embodiment of the invention, the working temperature of the remote control unit of the antenna is detected in real time, the rotating torque of the motor is adjusted in real time according to the working temperature, the motor torque can be improved at the low temperature below zero, and the motor torque can be reduced at the normal temperature, so that the motor works in the best state, the electrically-adjustable antenna is calibrated and the electrical downtilt is adjusted, and the service lives of the motor and a transmission device are prolonged to the maximum extent.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.