CN113809993B - Working signal monitoring control device, system and method for power amplifier - Google Patents
Working signal monitoring control device, system and method for power amplifier Download PDFInfo
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- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
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Abstract
The invention relates to a working signal monitoring and controlling device for a power amplifier, which belongs to the technical field of signal monitoring and comprises a target power amplifier module, a circulator component module and a load module; the device also comprises a first signal detection module, a second signal detection module, a data processing module, a signal regulation control module and the like. In the invention, the actual working signal of the power amplifier is monitored and controlled in real time, and when the power amplifier signal is in an abnormal working state, the signal regulation and control module is started to regulate the target power amplifier module in real time, so that the actual working signal of the power amplifier can be effectively regulated from abnormal to normal, thereby forming power amplifier signal negative feedback regulation.
Description
Technical Field
The invention belongs to the technical field of signal monitoring, and particularly relates to a working signal monitoring control device, system and method for a power amplifier.
Background
The power amplifier is one of the important components of the communication system, in the application of the existing power amplifier, the real-time monitoring control is not carried out on the actual working signal of the power amplifier, the accurate fault analysis and positioning can not be carried out when the power amplifier works abnormally, when the power amplifier is in an abnormal working state, the maintainers of the communication system can only carry out manual gradual detection, and the abnormal elimination efficiency is extremely low.
Therefore, at present, a device, a system and a method for monitoring and controlling a working signal of a power amplifier are needed to be designed to solve the above problems.
Disclosure of Invention
The invention aims to provide a device, a system and a method for monitoring and controlling a working signal of a power amplifier, which are used for solving the technical problems in the prior art, such as: the power amplifier is one of the important components of the communication system, in the application of the existing power amplifier, the real-time monitoring control is not carried out on the actual working signal of the power amplifier, the accurate fault analysis and positioning can not be carried out when the power amplifier works abnormally, when the power amplifier is in an abnormal working state, the maintainers of the communication system can only carry out manual gradual detection, and the abnormal elimination efficiency is extremely low.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a working signal monitoring and controlling device for power amplification comprises a target power amplification module, a circulator component module and a load module; the device also comprises a first signal detection module, a second signal detection module, a data processing module and a signal regulation control module;
the target power amplifier module, the circulator component module and the load module are sequentially connected;
the data processing module is respectively connected with the first signal detection module, the second signal detection module and the signal regulation control module;
the real-time output signal of the target power amplification module is transmitted to the load module after passing through the circulator component module;
the real-time return signal of the load module is transmitted to the circulator component module;
the first signal detection module is used for detecting whether the real-time output signal is consistent with a target output signal preset by the target power amplification module or not and sending a corresponding detection result to the data processing module;
the second signal detection module is used for detecting whether the real-time return signal is consistent with a target return signal preset by the load module or not and sending a corresponding detection result to the data processing module;
and when the real-time output signal is inconsistent with the target output signal or the real-time return signal is inconsistent with the target return signal, the data processing module starts the signal regulation control module to regulate the target power amplification module in real time.
The system further comprises a third signal detection module, a fourth signal detection module, a fifth signal detection module and a sixth signal detection module; the third signal detection module, the fourth signal detection module, the fifth signal detection module and the sixth signal detection module are respectively connected with the data processing module;
the third signal detection module is used for detecting a real-time output signal of a power amplifier signal output end of the target power amplifier module and transmitting the real-time output signal to the data processing module;
the fourth signal detection module is used for detecting a real-time input signal of a power amplifier signal input end of the circulator component module and transmitting the real-time input signal to the data processing module;
the fifth signal detection module is used for detecting a real-time output signal of a power amplifier signal output end of the circulator component module and transmitting the real-time output signal to the data processing module;
the sixth signal detection module is used for detecting a real-time input signal of a power amplifier signal input end of the load module and transmitting the real-time input signal to the data processing module.
Further, when the first signal detection module detects that the real-time output signal is inconsistent with a target output signal preset by the target power amplification module,
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is inconsistent with the target output signal, the target power amplifier module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, and the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is inconsistent with the target output signal, the signal transmission channel between the target power amplifier module and the circulator component module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is consistent with the target output signal, and the fifth signal detection module detects that the real-time output signal of the power amplifier signal output end of the circulator component module is inconsistent with the target output signal, the circulator component module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is consistent with the target output signal, the fifth signal detection module detects that the real-time output signal of the power amplifier signal output end of the circulator component module is consistent with the target output signal, and the sixth signal detection module detects that the real-time input signal of the power amplifier signal input end of the load module is inconsistent with the target output signal, the abnormity of a signal transmission channel between the circulator component module and the load module is determined.
Furthermore, the device also comprises a seventh signal detection module, an eighth signal detection module and a ninth signal detection module; the seventh signal detection module, the eighth signal detection module and the ninth signal detection module are respectively connected with the data processing module;
the seventh signal detection module is used for detecting a real-time output signal of a return signal output end of the load module and transmitting the real-time output signal to the data processing module;
the eighth signal detection module is used for detecting a real-time input signal at a return signal input end of the circulator component module and transmitting the real-time input signal to the data processing module;
and the ninth signal detection module is used for detecting a real-time output signal of the return signal output end of the circulator component module and transmitting the real-time output signal to the data processing module.
Further, when the second signal detection module detects that the real-time return signal is inconsistent with a target return signal preset by the load module,
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is inconsistent with the target return signal, the load module is determined to be abnormal;
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is consistent with the target return signal, and the eighth signal detection module detects that the real-time input signal of the return signal input end of the circulator module is inconsistent with the target return signal, the signal transmission channel between the load module and the circulator module is determined to be abnormal;
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is consistent with the target return signal, the eighth signal detection module detects that the real-time input signal of the return signal input end of the circulator component module is consistent with the target return signal, and the ninth signal detection module detects that the real-time output signal of the return signal output end of the circulator component module is inconsistent with the target return signal, the circulator component module is determined to be abnormal.
A working signal monitoring and controlling system for a power amplifier comprises the working signal monitoring and controlling device for the power amplifier, and further comprises a data display module, a wireless communication module and a mobile monitoring module; the data processing module is connected with the data display module; the data processing module is in network connection with the mobile monitoring module through the wireless communication module.
The method adopts the working signal monitoring and controlling device for the power amplifier to monitor and control the working signal of the power amplifier.
Compared with the prior art, the invention has the beneficial effects that:
the practical innovation point of the scheme is that the real-time monitoring control is carried out on the actual working signals of the power amplifier, when the power amplifier signals are in an abnormal working state, the signal regulation control module is started to carry out real-time regulation on the target power amplifier module, and the actual working signals of the power amplifier can be effectively regulated to be normal from the abnormal state, so that the negative feedback regulation of the power amplifier signals is formed.
Drawings
Fig. 1 is a schematic diagram of an overall circuit structure of a device according to an embodiment of the present application.
Fig. 2 is a schematic circuit diagram of the overall system according to the embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1-2 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1, a device for monitoring and controlling a working signal of a power amplifier is provided, which includes a target power amplifier module, a circulator module, and a load module; the device also comprises a first signal detection module, a second signal detection module, a data processing module and a signal regulation control module;
the target power amplifier module, the circulator component module and the load module are sequentially connected;
the data processing module is respectively connected with the first signal detection module, the second signal detection module and the signal regulation control module;
the real-time output signal of the target power amplification module is transmitted to the load module after passing through the circulator component module;
the real-time return signal of the load module is transmitted to the circulator component module;
the first signal detection module is used for detecting whether the real-time output signal is consistent with a target output signal preset by the target power amplification module or not and sending a corresponding detection result to the data processing module;
the second signal detection module is used for detecting whether the real-time return signal is consistent with a target return signal preset by the load module or not and sending a corresponding detection result to the data processing module;
and when the real-time output signal is inconsistent with the target output signal or the real-time return signal is inconsistent with the target return signal, the data processing module starts the signal regulation control module to regulate the target power amplification module in real time.
In the scheme, the real-time monitoring control is carried out on the actual working signal of the power amplifier, when the power amplifier signal is in an abnormal working state, the signal regulation control module is started to carry out real-time regulation on the target power amplifier module, and the actual working signal of the power amplifier can be effectively regulated to be normal from the abnormal state, so that the negative feedback regulation of the power amplifier signal is formed.
The system further comprises a third signal detection module, a fourth signal detection module, a fifth signal detection module and a sixth signal detection module; the third signal detection module, the fourth signal detection module, the fifth signal detection module and the sixth signal detection module are respectively connected with the data processing module;
the third signal detection module is used for detecting a real-time output signal of a power amplifier signal output end of the target power amplifier module and transmitting the real-time output signal to the data processing module;
the fourth signal detection module is used for detecting a real-time input signal of a power amplifier signal input end of the circulator component module and transmitting the real-time input signal to the data processing module;
the fifth signal detection module is used for detecting a real-time output signal of a power amplifier signal output end of the circulator component module and transmitting the real-time output signal to the data processing module;
the sixth signal detection module is used for detecting a real-time input signal of a power amplifier signal input end of the load module and transmitting the real-time input signal to the data processing module.
The third signal detection module, the fourth signal detection module, the fifth signal detection module and the sixth signal detection module are in a closed state.
And when the first signal detection module detects that the real-time output signal is inconsistent with a target output signal preset by the target power amplification module, the data processing module starts the third signal detection module.
If the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is inconsistent with the target output signal, the target power amplifier module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the data processing module starts the fourth signal detection module; the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is inconsistent with the target output signal, and then the signal transmission channel between the target power amplifier module and the circulator component module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is consistent with the target output signal, and the data processing module starts the fifth signal detection module; the fifth signal detection module detects that the real-time output signal of the power amplifier signal output end of the circulator component module is inconsistent with the target output signal, and then the circulator component module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is consistent with the target output signal, the fifth signal detection module detects that the real-time output signal of the power amplifier signal output end of the circulator component module is consistent with the target output signal, and the data processing module starts the sixth signal detection module; and if the sixth signal detection module detects that the real-time input signal of the power amplifier signal input end of the load module is inconsistent with the target output signal, the signal transmission channel between the circulator component module and the load module is determined to be abnormal.
In the above scheme, when the first signal detection module detects that the real-time output signal is inconsistent with the target output signal preset by the target power amplifier module, the accurate fault analysis during the abnormal work of the power amplifier can be quickly positioned through the cooperation among the third signal detection module, the fourth signal detection module, the fifth signal detection module and the sixth signal detection module.
Furthermore, the device also comprises a seventh signal detection module, an eighth signal detection module and a ninth signal detection module; the seventh signal detection module, the eighth signal detection module and the ninth signal detection module are respectively connected with the data processing module;
the seventh signal detection module is used for detecting a real-time output signal of a return signal output end of the load module and transmitting the real-time output signal to the data processing module;
the eighth signal detection module is used for detecting a real-time input signal at a return signal input end of the circulator component module and transmitting the real-time input signal to the data processing module;
and the ninth signal detection module is used for detecting a real-time output signal of the return signal output end of the circulator component module and transmitting the real-time output signal to the data processing module.
And the seventh signal detection module, the eighth signal detection module and the ninth signal detection module are in a closed state.
And when the second signal detection module detects that the real-time return signal is inconsistent with a target return signal preset by the load module, the data processing module starts a seventh signal detection module.
If the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is inconsistent with the target return signal, the load module is determined to be abnormal;
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is consistent with the target return signal, the data processing module starts an eighth signal detection module; the eighth signal detection module detects that a real-time input signal at a return signal input end of the circulator module is inconsistent with the target return signal, and determines that a signal transmission channel between the load module and the circulator module is abnormal;
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is consistent with the target return signal, the eighth signal detection module detects that the real-time input signal of the return signal input end of the circulator component module is consistent with the target return signal, and the data processing module starts a signal detection module for the longest time; and the ninth signal detection module detects that the real-time output signal of the return signal output end of the circulator module is inconsistent with the target return signal, and then the circulator module is determined to be abnormal.
In the above scheme, when the second signal detection module detects that the real-time return signal is inconsistent with the target return signal preset by the load module, accurate fault analysis during abnormal operation of the power amplifier can be quickly located through cooperation among the seventh signal detection module, the eighth signal detection module and the ninth signal detection module.
As shown in fig. 2, a working signal monitoring and controlling system for a power amplifier includes the above working signal monitoring and controlling device for a power amplifier, and further includes a data display module, a wireless communication module, and a mobile monitoring module; the data processing module is connected with the data display module; the data processing module is in network connection with the mobile monitoring module through the wireless communication module. Thereby realizing the visualization and remote online monitoring of the related data.
The method adopts the working signal monitoring and controlling device for the power amplifier to monitor and control the working signal of the power amplifier.
The above are preferred embodiments of the present invention, and all changes made according to the technical scheme of the present invention that produce functional effects do not exceed the scope of the technical scheme of the present invention belong to the protection scope of the present invention.
Claims (5)
1. A working signal monitoring and controlling device for power amplification comprises a target power amplification module, a circulator component module and a load module; the device is characterized by also comprising a first signal detection module, a second signal detection module, a data processing module and a signal regulation control module;
the target power amplifier module, the circulator component module and the load module are sequentially connected;
the data processing module is respectively connected with the first signal detection module, the second signal detection module and the signal regulation control module;
the real-time output signal of the target power amplification module is transmitted to the load module after passing through the circulator component module;
the real-time return signal of the load module is transmitted to the circulator component module;
the first signal detection module is used for detecting whether the real-time output signal is consistent with a target output signal preset by the target power amplification module or not and sending a corresponding detection result to the data processing module;
the second signal detection module is used for detecting whether the real-time return signal is consistent with a target return signal preset by the load module or not and sending a corresponding detection result to the data processing module;
when the real-time output signal is inconsistent with the target output signal or the real-time return signal is inconsistent with the target return signal, the data processing module starts the signal regulation control module to regulate the target power amplification module in real time;
the device also comprises a third signal detection module, a fourth signal detection module, a fifth signal detection module and a sixth signal detection module; the third signal detection module, the fourth signal detection module, the fifth signal detection module and the sixth signal detection module are respectively connected with the data processing module;
the third signal detection module is used for detecting a real-time output signal of a power amplifier signal output end of the target power amplifier module and transmitting the real-time output signal to the data processing module;
the fourth signal detection module is used for detecting a real-time input signal of a power amplifier signal input end of the circulator component module and transmitting the real-time input signal to the data processing module;
the fifth signal detection module is used for detecting a real-time output signal of a power amplifier signal output end of the circulator component module and transmitting the real-time output signal to the data processing module;
the sixth signal detection module is used for detecting a real-time input signal of a power amplifier signal input end of the load module and transmitting the real-time input signal to the data processing module;
when the first signal detection module detects that the real-time output signal is inconsistent with a target output signal preset by the target power amplification module,
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is inconsistent with the target output signal, the target power amplifier module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, and the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is inconsistent with the target output signal, the signal transmission channel between the target power amplifier module and the circulator component module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is consistent with the target output signal, and the fifth signal detection module detects that the real-time output signal of the power amplifier signal output end of the circulator component module is inconsistent with the target output signal, the circulator component module is determined to be abnormal;
if the third signal detection module detects that the real-time output signal of the power amplifier signal output end of the target power amplifier module is consistent with the target output signal, the fourth signal detection module detects that the real-time input signal of the power amplifier signal input end of the circulator component module is consistent with the target output signal, the fifth signal detection module detects that the real-time output signal of the power amplifier signal output end of the circulator component module is consistent with the target output signal, and the sixth signal detection module detects that the real-time input signal of the power amplifier signal input end of the load module is inconsistent with the target output signal, the abnormity of a signal transmission channel between the circulator component module and the load module is determined.
2. The device for monitoring and controlling the operating signal of the power amplifier according to claim 1, further comprising a seventh signal detection module, an eighth signal detection module, and a ninth signal detection module; the seventh signal detection module, the eighth signal detection module and the ninth signal detection module are respectively connected with the data processing module;
the seventh signal detection module is used for detecting a real-time output signal of a return signal output end of the load module and transmitting the real-time output signal to the data processing module;
the eighth signal detection module is used for detecting a real-time input signal at a return signal input end of the circulator component module and transmitting the real-time input signal to the data processing module;
and the ninth signal detection module is used for detecting a real-time output signal of the return signal output end of the circulator component module and transmitting the real-time output signal to the data processing module.
3. The apparatus according to claim 2, wherein when the second signal detecting module detects that the real-time return signal is inconsistent with a target return signal preset by the load module,
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is inconsistent with the target return signal, the load module is determined to be abnormal;
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is consistent with the target return signal, and the eighth signal detection module detects that the real-time input signal of the return signal input end of the circulator module is inconsistent with the target return signal, the signal transmission channel between the load module and the circulator module is determined to be abnormal;
if the seventh signal detection module detects that the real-time output signal of the return signal output end of the load module is consistent with the target return signal, the eighth signal detection module detects that the real-time input signal of the return signal input end of the circulator component module is consistent with the target return signal, and the ninth signal detection module detects that the real-time output signal of the return signal output end of the circulator component module is inconsistent with the target return signal, the circulator component module is determined to be abnormal.
4. A working signal monitoring and controlling system for a power amplifier is characterized by comprising the working signal monitoring and controlling device for the power amplifier according to any one of claims 1 to 3, a data display module, a wireless communication module and a mobile monitoring module; the data processing module is connected with the data display module; the data processing module is in network connection with the mobile monitoring module through the wireless communication module.
5. A method for monitoring and controlling working signals of a power amplifier, characterized in that the method uses the device for monitoring and controlling working signals of a power amplifier according to any one of claims 1-3 to monitor and control working signals of a power amplifier.
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