CN114553330A - Compensation processing method, device, processor and storage medium for improving influence of environmental temperature on radio frequency output aiming at signal source - Google Patents
Compensation processing method, device, processor and storage medium for improving influence of environmental temperature on radio frequency output aiming at signal source Download PDFInfo
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- CN114553330A CN114553330A CN202210176022.8A CN202210176022A CN114553330A CN 114553330 A CN114553330 A CN 114553330A CN 202210176022 A CN202210176022 A CN 202210176022A CN 114553330 A CN114553330 A CN 114553330A
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- H04B17/00—Monitoring; Testing
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- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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Abstract
The invention relates to a compensation processing method for improving the influence of environmental temperature on radio frequency output aiming at a signal source, which comprises the following steps: dividing the working environment temperature of a signal source into high and low temperatures; testing the power output value of a signal source at the normal temperature T under the condition of different frequencies; calculating to obtain a temperature coefficient K according to the power output value of the signal source at normal temperature and the power values at high and low temperatures; and respectively calculating the radio frequency output power of the frequency points aiming at the test frequency points and the non-test frequency points. The invention also relates to a compensation processing device, a processor and a computer readable storage medium thereof for realizing the improvement of the environment temperature influence radio frequency output aiming at the signal source. The compensation processing method, the compensation processing device, the compensation processing processor and the computer-readable storage medium thereof for improving the influence of the environmental temperature on the radio frequency output aiming at the signal source are adopted, so that the error of a radio frequency device in the signal source along with the change of the working environmental temperature is reduced, and the accuracy of the radio frequency output of the signal source is improved.
Description
Technical Field
The invention relates to the field of signal sources, in particular to the field of radio frequency output, and specifically relates to a compensation processing method, a compensation processing device, a compensation processing processor and a computer readable storage medium thereof, wherein the compensation processing method, the compensation processing device, the compensation processing processor and the computer readable storage medium are used for improving the influence of environmental temperature on the radio frequency output aiming at the signal sources.
Background
The general working environment temperature of the radio frequency signal source is-10 ℃ to 50 ℃, and the radio frequency output precision of the signal source generally needs to be calibrated at a specified environment temperature, and when the working temperature of the signal source deviates from the calibration temperature of the signal source more, the radio frequency output precision of the signal source is worsened. The signal source generally has a relatively complex whole machine structure, a plurality of radio frequency board cards are cascaded to power output, the circuit performance of a radio frequency device in the whole machine of the signal source is changed along with the change of temperature, the radio frequency device is affected by different temperatures, the difficulty of temperature calibration of the whole machine is increased, and the challenge is brought to the improvement of the radio frequency output accuracy of the signal source.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a compensation processing method, a compensation processing device, a compensation processing processor and a computer readable storage medium thereof, wherein the compensation processing method, the compensation processing device, the compensation processing processor and the computer readable storage medium thereof are used for improving the influence of environmental temperature on radio frequency output aiming at a signal source and have the advantages of high accuracy, good stability and high precision.
In order to achieve the above object, the compensation processing method, device, processor and computer readable storage medium thereof for improving the ambient temperature influence rf output according to the present invention are as follows:
the compensation processing method for improving the influence of the environmental temperature on the radio frequency output aiming at the signal source is mainly characterized by comprising the following steps of:
(1) dividing the working environment temperature of a signal source into high and low temperatures;
(2) testing the power output value of a signal source at the normal temperature T under the condition of different frequencies;
(3) calculating to obtain a temperature coefficient K according to the power output value of the signal source at normal temperature and the power values at high and low temperatures;
(4) and respectively calculating the radio frequency output power of the frequency points aiming at the test frequency points and the non-test frequency points.
Preferably, the step (3) specifically includes the following steps:
(3.1) calculating a difference value according to the power output value of the signal source at the normal temperature and the power values at the high and low temperatures;
and (3.2) dividing the value obtained after the difference calculation by the value change value of the temperature sensor to obtain the temperature coefficient K changing along with the temperature under different frequencies.
Preferably, the step (4) specifically includes the following steps:
(4.1) judging whether the signal is a test frequency point, and if so, calculating the radio frequency output power of the signal source; otherwise, the frequency point is a non-test frequency point, and the step (4.2) is continued;
(4.2) obtaining the temperature compensation coefficient of the frequency point through linear fitting;
and (4.3) calculating to obtain the radio frequency output power of the frequency point.
Preferably, the temperature coefficient K is calculated in the step (3.2), specifically:
the temperature coefficient K is calculated according to the following formula:
wherein, PF1(T1)PF1 is the power value at a temperature T1(T)The output power value of the signal source at normal temperature is shown, and delta T is the change value of the temperature sensor.
Preferably, the step (4.1) of calculating the radio frequency output power of the test frequency point specifically includes:
calculating the radio frequency output power of the test frequency point according to the following formula:
P＝K×ΔT+PF1(T)；
wherein K is a temperature coefficient, Delta T is a variation value of the temperature sensor, PF1(T)The output power value of the signal source at normal temperature.
Preferably, the temperature compensation coefficient K of the non-test frequency point is calculated in the step (4.2)fThe method specifically comprises the following steps:
calculating the temperature compensation coefficient K of the non-test frequency point according to the following formulaf：
F1 and F2 are two temperature compensation points respectively, the frequency point F is between the temperature compensation points F1 and F2, and K1 and K2 are temperature coefficients corresponding to the temperature compensation points F1 and F2 respectively.
Preferably, the step (4.3) of calculating the radio frequency output power of the non-test frequency point specifically includes:
calculating the radio frequency output power of the non-test frequency point according to the following formula:
P＝Kf×ΔT+Pf(T)；
wherein, KfFor the temperature compensation coefficient, Δ T is the variation value of the temperature sensor, Pf(T)The output power value of the frequency point f at normal temperature.
The compensation processing device for improving the influence of the environmental temperature on the radio frequency output aiming at the signal source is mainly characterized by comprising the following components:
a processor configured to execute computer-executable instructions;
a memory storing one or more computer-executable instructions that, when executed by the processor, perform the steps of the above-described compensation processing method for signal source implementation for improving ambient temperature affecting radio frequency output.
The processor for implementing the compensation processing for improving the ambient temperature influence radio frequency output aiming at the signal source is mainly characterized in that the processor is configured to execute computer executable instructions, and when the computer executable instructions are executed by the processor, the processor implements the steps of the compensation processing method for improving the ambient temperature influence radio frequency output aiming at the signal source.
The computer-readable storage medium is primarily characterized by a computer program stored thereon, which is executable by a processor to implement the steps of the above-described compensation processing method for improving ambient temperature influencing radio frequency output for a signal source.
The compensation processing method, the compensation processing device, the compensation processing processor and the computer-readable storage medium thereof for improving the influence of the environmental temperature on the radio frequency output aiming at the signal source reduce the error of a radio frequency device in the signal source along with the temperature change of the working environment, improve the accuracy of the radio frequency output of the signal source, ensure that the output power index of a radio frequency instrument is not influenced by the working environment, do not cause the performance change of a high-frequency circuit in the signal source along with the temperature change, and keep the accuracy and the stability of the output power of the whole signal source.
Drawings
Fig. 1 is a schematic diagram of the inside of a signal source for implementing a compensation processing method for improving ambient temperature influence radio frequency output according to the present invention.
Detailed Description
In order to more clearly describe the technical contents of the present invention, the following further description is given in conjunction with specific embodiments.
The invention relates to a compensation processing method aiming at a signal source for improving the influence of environmental temperature on radio frequency output, which comprises the following steps:
(1) dividing the working environment temperature of a signal source into high and low temperatures;
(2) testing the power output value of a signal source at the normal temperature T under the condition of different frequencies;
(3) calculating to obtain a temperature coefficient K according to the power output value of the signal source at normal temperature and the power values at high and low temperatures;
(4) and respectively calculating the radio frequency output power of the frequency points aiming at the test frequency points and the non-test frequency points.
As a preferred embodiment of the present invention, the step (3) specifically comprises the following steps:
(3.1) calculating a difference value according to the power output value of the signal source at the normal temperature and the power values at the high and low temperatures;
and (3.2) dividing the value obtained after the difference calculation by the value change value of the temperature sensor to obtain the temperature coefficient K changing along with the temperature under different frequencies.
As a preferred embodiment of the present invention, the step (4) specifically comprises the following steps:
(4.1) judging whether the signal is a test frequency point, and if so, calculating the radio frequency output power of the signal source; otherwise, the frequency point is a non-test frequency point, and the step (4.2) is continued;
(4.2) obtaining the temperature compensation coefficient of the frequency point through linear fitting;
and (4.3) calculating to obtain the radio frequency output power of the frequency point.
As a preferred embodiment of the present invention, the step (3.2) of calculating the temperature coefficient K specifically includes:
the temperature coefficient K is calculated according to the following formula:
wherein, PF1(T1)PF1 is the power value at a temperature T1(T)The output power value of the signal source at normal temperature is shown, and delta T is the change value of the temperature sensor.
As a preferred embodiment of the present invention, the step (4.1) of calculating the radio frequency output power of the test frequency point specifically includes:
calculating the radio frequency output power of the test frequency point according to the following formula:
P＝K×ΔT+PF1(T)；
wherein K is a temperature coefficient, Delta T is a variation value of the temperature sensor, PF1(T)The output power value of the signal source at normal temperature.
In a preferred embodiment of the present invention, the temperature compensation coefficient K of the non-test frequency point is calculated in the step (4.2)fThe method specifically comprises the following steps:
calculating the temperature compensation coefficient K of the non-test frequency point according to the following formulaf：
F1 and F2 are two temperature compensation points respectively, the frequency point F is between the temperature compensation points F1 and F2, and K1 and K2 are temperature coefficients corresponding to the temperature compensation points F1 and F2 respectively.
As a preferred embodiment of the present invention, the step (4.3) of calculating the radio frequency output power of the non-test frequency point specifically includes:
calculating the radio frequency output power of the non-test frequency point according to the following formula:
P＝Kf×ΔT+Pf(T)；
wherein, KfFor the temperature compensation coefficient, Δ T is the variation value of the temperature sensor, Pf(T)The output power value of the frequency point f at normal temperature.
The compensation processing device for improving the ambient temperature influence radio frequency output aiming at the signal source comprises:
a processor configured to execute computer-executable instructions;
a memory storing one or more computer-executable instructions that, when executed by the processor, implement the steps of the above-described compensation processing method for improving ambient temperature affecting radio frequency output for a signal source.
The processor for implementing compensation processing for improving ambient temperature influence radio frequency output for a signal source of the present invention is configured to execute computer executable instructions, and when the computer executable instructions are executed by the processor, the processor implements the steps of the compensation processing method for improving ambient temperature influence radio frequency output for a signal source.
The computer readable storage medium of the present invention has stored therein a computer program executable by a processor to implement the steps of the above-described compensation processing method for improving ambient temperature influencing radio frequency output for a signal source.
In the specific implementation mode of the invention, in order to improve the accuracy of the radio frequency output of the signal source and reduce the error of the radio frequency device in the signal source along with the change of the working environment temperature, the invention provides a compensation algorithm for improving the influence of the environment temperature on the radio frequency output in the signal source.
The technical scheme includes that the temperature sensor is added in the whole signal source, and the characteristic that the output power of the radio frequency device can change along with the ambient temperature is utilized to record the numerical value change of the temperature sensor and the numerical value change of the radio frequency output power of the whole signal source in different temperature intervals. Meanwhile, the number of the radio frequency amplifiers turned on by the signal source under different powers is different, and a division test needs to be performed in different power sections. And mapping the change of the temperature and the power value according to the test result to obtain the temperature coefficient of the whole signal source, so that the stability of the radio frequency output power of the signal source at different temperatures is improved.
The invention relates to a compensation processing method for improving the influence of environmental temperature on radio frequency output aiming at a signal source, which comprises the following steps:
step 1: firstly, dividing the working environment temperature of a signal source into high temperature and low temperature, wherein the temperature is T1, T2 and T3 from low temperature to high temperature, and recording in table 1 in consideration of different frequencies of the signal source which are different along with the change of power;
TABLE 1 Power values of different frequencies of signal source at high and low temperatures
Step 2: the power output values of the test signal source at different frequencies such as F1, F2, F3 and the like at the normal temperature T are recorded in table 2;
TABLE 2 Power values of signal source at different frequencies at room temperature
| Frequency of | Temperature T | Output power |
| F1 | ||
| F2 | ||
| F3 | ||
| ┆ | ||
| ┆ |
And step 3: calculating the difference between the power output value of the signal source at normal temperature and the power values at high and low temperatures, e.g. PF1(T1)-PF1(T)Dividing the value change Δ T of the temperature sensor by T1-T, the temperature coefficient K of the different frequency changes with temperature can be obtained, namely:
TABLE 3 temperature coefficient of signal source at different frequency points
| Frequency of | Temperature coefficient of |
| F1 | K1 |
| F2 | K2 |
| F3 | K3 |
| ┆ | |
| ┆ |
And 4, step 4: and (3) obtaining a temperature compensation algorithm of the radio frequency output of the signal source according to the temperature coefficient calculated in the step (3) as follows:
for the test frequency point, the radio frequency output power of the signal source is P ═ K × Δ T + PF1(T)；
For a non-test frequency point, if the frequency point F is between the temperature compensation points F1 and F2, the temperature compensation coefficient of the frequency point can be obtained through linear fitting:
the rf output power at point f is: p ═ Kf×ΔT+Pf(T)。
In conclusion, when the signal source works at different environmental temperatures, the output power accuracy of the signal source can be effectively improved after the temperature compensation algorithm is carried out.
For a specific implementation of this embodiment, reference may be made to the relevant description in the above embodiments, which is not described herein again.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present invention, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by suitable instruction execution devices. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, and the corresponding program may be stored in a computer readable storage medium, and when executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a separate product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The compensation processing method, the compensation processing device, the compensation processing processor and the computer-readable storage medium thereof for improving the influence of the environmental temperature on the radio frequency output aiming at the signal source reduce the error of a radio frequency device in the signal source along with the temperature change of the working environment, improve the accuracy of the radio frequency output of the signal source, ensure that the output power index of a radio frequency instrument is not influenced by the working environment, do not cause the performance change of a high-frequency circuit in the signal source along with the temperature change, and keep the accuracy and the stability of the output power of the whole signal source.
In this specification, the invention has been described with reference to specific embodiments thereof. It will, however, be evident that various modifications and changes may be made thereto without departing from the broader spirit and scope of the invention. The specification and drawings are, accordingly, to be regarded in an illustrative rather than a restrictive sense.
Claims (10)
1. A compensation processing method for improving ambient temperature affected rf output for a signal source, the method comprising:
(1) dividing the working environment temperature of a signal source into high and low temperatures;
(2) testing the power output value of a signal source at the normal temperature T under the condition of different frequencies;
(3) calculating to obtain a temperature coefficient K according to the power output value of the signal source at the normal temperature and the power values at the high temperature and the low temperature;
(4) and respectively calculating the radio frequency output power of the frequency points aiming at the test frequency points and the non-test frequency points.
2. The method according to claim 1, wherein the step (3) specifically comprises the following steps:
(3.1) calculating a difference value according to the power output value of the signal source at the normal temperature and the power values at the high and low temperatures;
and (3.2) dividing the value obtained after the difference calculation by the value change value of the temperature sensor to obtain the temperature coefficient K changing along with the temperature under different frequencies.
3. The method for compensating rf output for improving environmental temperature influence according to claim 1, wherein the step (4) specifically includes the following steps:
(4.1) judging whether the signal is a test frequency point, and if so, calculating the radio frequency output power of the signal source; otherwise, the frequency point is a non-test frequency point, and the step (4.2) is continued;
(4.2) obtaining the temperature compensation coefficient of the frequency point through linear fitting;
and (4.3) calculating to obtain the radio frequency output power of the frequency point.
4. The method according to claim 2, wherein the step (3.2) of calculating the temperature coefficient K specifically comprises:
the temperature coefficient K is calculated according to the following formula:
wherein, PF1(T1)PF1 is the power value at a temperature T1(T)The output power value of the signal source at normal temperature is shown, and delta T is the change value of the temperature sensor.
5. The method for implementing compensation processing for improving the influence of environmental temperature on the radio frequency output according to claim 3, wherein the step (4.1) calculates the radio frequency output power of the test frequency point, specifically:
calculating the radio frequency output power of the test frequency point according to the following formula:
P＝K×ΔT+PF1(T)；
wherein K is a temperature coefficient, Delta T is a variation value of the temperature sensor, PF1(T)The output power value of the signal source at normal temperature.
6. The method for compensating RF output with respect to signal source implementation according to claim 3, wherein the temperature compensation coefficient K of the non-test frequency point is calculated in step (4.2)fThe method specifically comprises the following steps:
calculating the temperature compensation coefficient K of the non-test frequency point according to the following formulaf：
F1 and F2 are two temperature compensation points respectively, the frequency point F is between the temperature compensation points F1 and F2, and K1 and K2 are temperature coefficients corresponding to the temperature compensation points F1 and F2 respectively.
7. The method for implementing compensation processing for improving the influence of environmental temperature on the radio frequency output according to claim 3, wherein the step (4.3) calculates the radio frequency output power of the non-test frequency point, specifically:
calculating the radio frequency output power of the non-test frequency point according to the following formula:
P＝Kf×ΔT+Pf(T)；
wherein, KfFor the temperature compensation coefficient, Δ T is the variation value of the temperature sensor, Pf(T)The output power value of the frequency point f at normal temperature.
8. A compensation processing apparatus for achieving improved ambient temperature influencing radio frequency output for a signal source, the apparatus comprising:
a processor configured to execute computer-executable instructions;
a memory storing one or more computer-executable instructions that, when executed by the processor, perform the steps of any one of claims 1 to 7 of a method for compensation processing for a signal source implemented to improve an ambient temperature affected radio frequency output.
9. A processor for implementing compensation processing for improving ambient temperature affected radio frequency output for a signal source, the processor being configured to execute computer executable instructions which, when executed by the processor, implement the steps of the method for implementing compensation processing for improving ambient temperature affected radio frequency output for a signal source of any of claims 1 to 7.
10. A computer-readable storage medium, having stored thereon a computer program executable by a processor to perform the steps of the method of any one of claims 1 to 7 for signal source implementation of compensation processing for improving ambient temperature influencing radio frequency output.
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| CN115237329A (en) * | 2022-09-23 | 2022-10-25 | 江西飞尚科技有限公司 | Temperature compensation correction method and device, readable storage medium and electronic equipment |
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