CN103856595A - Method and device for automatically calculating compensation for mobile-phone radio frequency testing system - Google Patents
Method and device for automatically calculating compensation for mobile-phone radio frequency testing system Download PDFInfo
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- CN103856595A CN103856595A CN201410068033.XA CN201410068033A CN103856595A CN 103856595 A CN103856595 A CN 103856595A CN 201410068033 A CN201410068033 A CN 201410068033A CN 103856595 A CN103856595 A CN 103856595A
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Abstract
The invention relates to a method for automatically calculating compensation for a mobile-phone radio frequency testing system. The method comprises the following steps that S100, a mobile phone is made into a calibration machine by using a calibration tool, and true power of the mobile phone is written into the calibration machine; S200, the true power of the calibration machine is read by using the calibration tool, and testing power of the calibration machine in the mobile-phone radio frequency testing system is measured by using a general-purpose tester; S300, compensation for the mobile-phone radio frequency testing system is calculated, and compensation for the mobile-phone radio frequency testing system is equal to the value obtained by subtracting the true power of the calibration machine from the measured testing power of the calibration machine in the mobile-phone radio frequency testing system. By means of the method for automatically calculating compensation for the mobile-phone radio frequency testing system, the situation that calibration results of the mobile phone are affected because the mobile-phone radio frequency testing system produces power loss due to circuits, clamps, connectors on the instrument side, antenna matching and other factors can be avoided, and more precise radio frequency calibration of the mobile phone is achieved.
Description
Technical field
The present invention relates to mobile phone radio frequency test macro, be specifically related to a kind of method and apparatus of compensation of automatic calculating mobile phone radio frequency test macro.
Background technology
Mobile phone has become the requirement in society people life gradually, and people have more and more be unable to do without mobile phone.Along with the development of technology, mobile phone also make rapid progress, from 2G to 2.5G again to 3G ..., but no matter how mobile phone updates, in current mobile phone manufacture process, all must carry out RF calibration.Trace it to its cause, or because we manufacture the requirement that the consistency of the parts of mobile phone does not reach our technical specification, thereby can affect the speech quality of mobile phone, call environment etc. problem, these problems all can directly have influence on our work, living and studying.And in practice, mobile phone radio frequency test macro is because connector of circuit, fixture, instrument end, antenna match etc. factor produces power loss, this loss will directly affect the result of mobile phone calibration.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of method and apparatus of compensation of automatic calculating mobile phone radio frequency test macro, can convenient and swift compensation of obtaining accurately test macro, avoid affecting the result of mobile phone calibration.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of method of compensation of automatic calculating mobile phone radio frequency test macro, comprise the following steps,
S100, utilizes truing tool that mobile phone is made into adjusting machine, and the real power of described mobile phone is written in described adjusting machine;
S200, utilizes truing tool to read the real power of described adjusting machine, and utilizes comprehensive tester to test out the measured power of described adjusting machine in mobile phone radio frequency test macro;
S300, calculates the compensation of mobile phone radio frequency test macro, and the real power that is compensated for as adjusting machine of described mobile phone radio frequency test macro deducts the measured power that described adjusting machine tests out in mobile phone radio frequency test macro.
On the basis of technique scheme, the present invention can also do following improvement.
Further, after described step S300, be also provided with step S400, described step S400 is the compensation file generating with the TXT form of mobile phone engineering name name.
Further, in described step S200, the real power of described adjusting machine is the real power of the mobile phone that writes in described adjusting machine.
Further, in described step S100, utilize truing tool to make adjusting machine, and the method that writes the real power of described adjusting machine comprise the following steps,
S101, truing tool is set to make adjusting machine pattern;
S102, the different frequency range, channel and the power grade that arrange according to user, utilize truing tool to read respectively in order the real power that mobile phone is corresponding, and the real power of mobile phone is written in the storage address of described mobile phone appointment;
S103, is written to default calibration marker position in described mobile phone assigned address, and mark mobile phone is adjusting machine.
Further, the method for calculating the compensation of mobile phone radio frequency test macro comprises the following steps,
S201, is positioned over adjusting machine on calibration clamp, and truing tool is set to calibration test system pattern;
S202, truing tool reads the calibration marker position of adjusting machine, if the calibration marker position of the adjusting machine reading equals the default calibration marker position of adjusting machine, perform step S203, if the calibration marker position of the adjusting machine reading is not equal to the default calibration marker position of adjusting machine, prompting is not adjusting machine, and test finishes;
S203, truing tool reads the real power being stored in adjusting machine;
S204, arranges frequency range, channel and the power grade of adjusting machine;
S205, according to frequency range, channel and the power grade of the adjusting machine arranging, comprehensive tester tests out the measured power of adjusting machine in mobile phone radio frequency test macro;
S206, judges whether adjusting machine has other channels in mobile phone radio frequency test macro, if had, returns circulation execution step S204, step S205, there is no other channels until detect, and performs step S207;
S207, calculates the mobile phone radio frequency test macro compensation that adjusting machine different channels is corresponding, and the real power that described mobile phone radio frequency test macro is compensated for as adjusting machine deducts the measured power of described adjusting machine in test macro;
S208, generates compensation file, finishes test.
Further, after described step S207, be also provided with and judge whether in the reasonable scope mobile phone radio frequency test macro compensates, and if so, performs step S208, if not, test finished.
The beneficial effect of the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention utilizes the real power of adjusting machine for: the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention and deducts the compensation that measured power that described adjusting machine reads in test macro calculates mobile phone radio frequency test macro, avoid because of mobile phone radio frequency test macro affecting the result of mobile phone calibration because connector of circuit, fixture, instrument end, antenna match etc. factor produces power loss, make calibration more accurate of mobile phone radio frequency.
According to the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro described above, the present invention also provides a kind of equipment of compensation of automatic calculating mobile phone radio frequency test macro.
A kind of equipment of compensation of automatic calculating mobile phone radio frequency test macro, comprise mobile phone, truing tool, comprehensive tester, power supply, one end of described truing tool and described comprehensive tester is connected with described power supply by general-purpose interface bus respectively, the other end of described comprehensive tester is connected with described mobile phone by RF cable, the other end of described truing tool is connected with described mobile phone by data wire, and described power supply is connected with described mobile phone by supply lines;
Described mobile phone is used for as adjusting machine;
Described truing tool is used for described mobile phone to be made into adjusting machine, and the real power of described mobile phone is written in described adjusting machine, and reads the real power of described adjusting machine;
Described comprehensive tester is for testing out the measured power of described adjusting machine at mobile phone radio frequency test macro, and deducts by the real power of adjusting machine the compensation that measured power that described adjusting machine reads in test macro calculates described mobile phone radio frequency test macro automatically;
Described power supply is for the calibration comprehensive tester power supply to described mobile phone, calibration jig, mobile phone radio frequency test macro.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described truing tool is for described mobile phone is made into adjusting machine, and the process that the real power of described mobile phone is written in described adjusting machine is that first, truing tool is set to make adjusting machine pattern; Then, the different frequency range, channel and the power grade that arrange according to user, utilize truing tool to read respectively in order the real power that mobile phone is corresponding, and real power is written in the storage address of described mobile phone appointment; Finally, default calibration marker position is written in described mobile phone assigned address, mark mobile phone is adjusting machine.
Further, the calibration comprehensive tester of described mobile phone radio frequency test macro is for reading the real power of described adjusting machine, and test out the measured power of described adjusting machine in mobile phone radio frequency test macro, and deduct by the real power of adjusting machine the process that measured power that described adjusting machine reads in test macro calculates the compensation of described mobile phone radio frequency test macro automatically and be, first, adjusting machine is positioned in calibration clamp, and truing tool is set to calibration test system pattern; Then, read the calibration marker position of adjusting machine and be stored in the real power in adjusting machine; Then, frequency range, channel and the power grade of adjusting machine is set, and tests out the measured power of adjusting machine in mobile phone radio frequency test macro according to frequency range, channel and the power grade of the adjusting machine arranging; Finally, calculate the compensation of the mobile phone radio frequency test macro that adjusting machine channel is corresponding, the real power that described mobile phone radio frequency test macro is compensated for as adjusting machine deducts the measured power of described adjusting machine in test macro, and generates compensation file.
Further, the real power of described adjusting machine is the real power of the mobile phone that writes in described adjusting machine.
Brief description of the drawings
Fig. 1 is the flow chart of making adjusting machine in the method for compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention;
Fig. 2 is the flow chart of the calculating mobile phone radio frequency test macro compensation of the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention;
Fig. 3 is the structured flowchart of the equipment of the compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention.
Embodiment
Below in conjunction with accompanying drawing, principle of the present invention and feature are described, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, the flow process of making adjusting machine is: first choose a mobile phone that radio-frequency performance is good, truing tool is set for making adjusting machine pattern, the frequency range that truing tool is set according to user, channel and power grade, mobile phone is set, read the real power that described mobile phone is corresponding, after reading real power, also have detection of handset whether to also have other channels, if had, the frequency range of mobile phone is set again, channel and power grade, and then read its corresponding real power, there is no other channels until detect mobile phone, and real power is stored in to mobile phone assigned address, write again the address that specify to mobile phone predetermined calibration marker position, complete the operation that mobile phone is made into adjusting machine.
Fig. 2 is a kind of flow chart of calculating mobile phone radio frequency test macro compensation of method of compensation of automatic calculating mobile phone radio frequency test macro, this flow process as shown below:
S201, is positioned over adjusting machine in calibration jig, and truing tool is set to calibration test system pattern;
S202, truing tool reads the calibration marker position of adjusting machine, if the calibration marker position of the adjusting machine reading equals the default calibration marker position of adjusting machine, perform step S203, if the calibration marker position of the adjusting machine reading is not equal to the default calibration marker position of adjusting machine, prompting is not adjusting machine, and test finishes;
S203, truing tool reads the real power being stored in adjusting machine, is stored in real power in adjusting machine and is the real power of the mobile phone writing in described adjusting machine;
S204, arranges frequency range, channel and the power grade of adjusting machine;
S205, according to frequency range, channel and the power grade of the adjusting machine arranging, the calibration comprehensive tester of mobile phone radio frequency test macro tests out the measured power of adjusting machine in mobile phone radio frequency test macro;
S206, judges whether adjusting machine has other channels in mobile phone radio frequency test macro, if had, returns circulation execution step S204, step S205, there is no other channels until detect, and performs step S207;
S207, calculates the mobile phone radio frequency test macro compensation that adjusting machine different channels is corresponding, and the real power that described mobile phone radio frequency test macro is compensated for as adjusting machine deducts the measured power of described adjusting machine in test macro;
S208, generates compensation file, finishes test.
After described step S207, be also provided with and judge whether in the reasonable scope mobile phone radio frequency test macro compensates, and if so, performs step S208, if not, finish test.
The present invention calculate mobile phone radio frequency test macro compensation core be: first read adjusting machine flag bit, judge that it is adjusting machine, then read respectively the real power being stored in adjusting machine assigned address and test out the measured power in mobile phone radio frequency test macro, then deduct the measured power of described adjusting machine in test macro according to the real power of adjusting machine and carry out offset value calculation, and whether in the reasonable scope to judge offset, generate corresponding offset file.The setting of calibration marker position, is can distinguish adjusting machine and normal mobile phone for truing tool, avoids misoperation, damages adjusting machine; Compensation file is the TXT file of mobile phone engineering name name, facilitates truing tool to call and distinguishes, and avoids different mobile phones to produce mistuning and uses.The calibration comprehensive tester of mobile phone radio frequency test macro is multi-mode test, and the convenient line that produces calls, and need between different instruments, not switch, and compensating file is automatically to generate, and the convenient line that produces operates.
Fig. 3 is the structured flowchart of the equipment of the compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention, a kind of equipment of compensation of automatic calculating mobile phone radio frequency test macro, comprise mobile phone, truing tool (truing tool that is PC end, use truing tool, control power supply and comprehensive tester by GPIB line, connect mobile phone with data cable, mobile phone is connected on comprehensive tester by RF cable again, the calibration of mobile phone, the making of test and adjusting machine all need to realize by truing tool), the calibration comprehensive tester of mobile phone radio frequency test macro, power supply, one end of the calibration comprehensive tester of described truing tool and described mobile phone radio frequency test macro is respectively by GPIB Cable(general-purpose interface bus) be connected with described power supply, the other end of the calibration comprehensive tester of described mobile phone radio frequency test macro is by RF Cable(RF cable) be connected with described mobile phone, the other end of described truing tool is by Data Cable(data wire) be connected with described mobile phone, described power supply is connected with described mobile phone by supply lines.Frequency range, channel and the power grade that truing tool is set according to user arranges calibration comprehensive tester and the mobile phone of mobile phone radio frequency test macro, and the test pattern of selecting according to user is carried out and made the compensation of adjusting machine, automatic acquisition radio frequency test system or calibrate mobile phone to be tested.In conjunction with the present invention furthermore, because need to read mobile phone designated frequency band, channel, real power that power grade is corresponding, so make adjusting machine completes on the dedicated platform of laboratory, the calibration comprehensive tester of mobile phone radio frequency test macro needs the good instrument of precision, such as 8960, the RF cable that connects the calibration comprehensive tester of mobile phone and mobile phone radio frequency test macro needs the special radio frequency line that has nominal loss, and power supply need to feed back setting.The core work principle of the equipment of the compensation of a kind of automatic calculating mobile phone radio frequency test macro of the present invention is: first read real power corresponding to frequency range, channel and power grade that mobile phone is specified, and real power is written to the assigned address of described mobile phone memory; Then predefined calibration marker place value is written to described mobile phone memory assigned address and makes adjusting machine; Then will be positioned over (mobile phone on production line need to be placed on above calibration clamp and then be connected to comprehensive tester and test) on calibration clamp through above-mentioned adjusting machine after treatment, start truing tool and comprehensive tester, truing tool reads predefined calibration marker position and the real power in adjusting machine memory, stored; Comprehensive tester tests out the measured power of described adjusting machine in mobile phone radio frequency test macro.Calculation test system is compensated for as real power and deducts the measured power of described adjusting machine in test macro, and generates the compensation file with the TXT form of adjusting machine name nominating.The described compensation that is compensated for as mobile phone radio frequency test macro, according to actual testing requirement, different frequency range, channel and power grade need to realize by above-mentioned steps respectively, and corresponding offset is kept in identical file.
In the environment of making at adjusting machine, mobile phone is to be directly connected to calibration comprehensive tester by the RF cable of known compensation, so can directly test out the real power of mobile phone and then write in the storage address of mobile phone appointment by the truing tool on PC end and comprehensive tester.
In mobile phone production process, mobile phone is carried out to the environment of RF calibration and test, the mobile phone on production line is on the test fixture being placed in testboard, and the RF cable compensating by the unknown is connected on calibration comprehensive tester.Just because of RF cable and measurement jig compensate unknown reason, so in order to ensure the accuracy of calibration, Cai automatically calculate the compensation of mobile phone radio frequency test macro by adjusting machine.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a method of automatically calculating the compensation of mobile phone radio frequency test macro, is characterized in that: comprises the following steps,
S100, utilizes truing tool that mobile phone is made into adjusting machine, and the real power of described mobile phone is written in described adjusting machine;
S200, utilizes truing tool to read the real power of described adjusting machine, and utilizes comprehensive tester to test out the measured power of described adjusting machine in mobile phone radio frequency test macro;
S300, calculates the compensation of mobile phone radio frequency test macro, and the real power that is compensated for as adjusting machine of described mobile phone radio frequency test macro deducts the measured power that described adjusting machine tests out in mobile phone radio frequency test macro.
2. the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 1, it is characterized in that: after described step S300, also be provided with step S400, described step S400 is the compensation file generating with the TXT form of mobile phone engineering name name.
3. the compensation method of a kind of automatic calculating mobile phone radio frequency test macro according to claim 1 and 2, is characterized in that: in described step S200, the real power of described adjusting machine is the real power of the mobile phone that writes in described adjusting machine.
4. the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 1 and 2, it is characterized in that: in described step S100, utilize truing tool that mobile phone is made into adjusting machine, and the method that the real power of described mobile phone is written in described adjusting machine comprises the following steps
S101, truing tool is set to make adjusting machine pattern;
S102, the different frequency range, channel and the power grade that arrange according to user, utilize truing tool to read respectively in order the real power that mobile phone is corresponding, and the real power of mobile phone is written in the storage address of described mobile phone appointment;
S103, is written to default calibration marker position in described mobile phone assigned address, and mark mobile phone is adjusting machine.
5. the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 4, is characterized in that: the method for calculating the compensation of mobile phone radio frequency test macro comprises the following steps,
S201, is positioned over adjusting machine on calibration clamp, and truing tool is set to calibration test system pattern;
S202, truing tool reads the calibration marker position of adjusting machine, if the calibration marker position of the adjusting machine reading equals the default calibration marker position of adjusting machine, perform step S203, if the calibration marker position of the adjusting machine reading is not equal to the default calibration marker position of adjusting machine, prompting is not adjusting machine, and test finishes;
S203, truing tool reads the real power being stored in adjusting machine;
S204, arranges frequency range, channel and the power grade of adjusting machine;
S205, according to frequency range, channel and the power grade of the adjusting machine arranging, comprehensive tester tests out the measured power of adjusting machine in mobile phone radio frequency test macro;
S206, judges whether adjusting machine has other channels in mobile phone radio frequency test macro, if had, returns circulation execution step S204, step S205, there is no other channels until detect, and performs step S207;
S207, calculates the mobile phone radio frequency test macro compensation that adjusting machine different channels is corresponding, and the real power that described mobile phone radio frequency test macro is compensated for as adjusting machine deducts the measured power of described adjusting machine in test macro;
S208, generates compensation file, finishes test.
6. the method for the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 5, it is characterized in that: after described step S207, also be provided with and judge whether in the reasonable scope mobile phone radio frequency test macro compensates, if, perform step S208, if not, finish test.
7. an equipment that automatically calculates the compensation of mobile phone radio frequency test macro, is characterized in that: comprise mobile phone, truing tool, comprehensive tester, power supply,
One end of described truing tool and described comprehensive tester is connected with described power supply by general-purpose interface bus respectively, the other end of described comprehensive tester is connected with described mobile phone by RF cable, the other end of described truing tool is connected with described mobile phone by data wire, and described power supply is connected with described mobile phone by supply lines;
Described mobile phone is used for as adjusting machine;
Described truing tool is used for described mobile phone to be made into adjusting machine, and the real power of described mobile phone is written in described adjusting machine, and reads the real power of described adjusting machine;
Described comprehensive tester is for testing out the measured power of described adjusting machine at mobile phone radio frequency test macro, and deducts by the real power of adjusting machine the compensation that measured power that described adjusting machine reads in test macro calculates described mobile phone radio frequency test macro automatically;
Described power supply is for the calibration comprehensive tester power supply to described mobile phone, calibration jig, mobile phone radio frequency test macro.
8. the equipment of the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 7, it is characterized in that: described truing tool is for being made into adjusting machine by described mobile phone, and the process that the real power of described mobile phone is written in described adjusting machine is, first, truing tool is set to make adjusting machine pattern; Then, the different frequency range, channel and the power grade that arrange according to user, utilize truing tool to read respectively in order the real power that mobile phone is corresponding, and real power is written in the storage address of described mobile phone appointment; Finally, default calibration marker position is written in described mobile phone assigned address, mark mobile phone is adjusting machine.
9. the equipment of the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 8, it is characterized in that: described comprehensive tester is for testing out the measured power of described adjusting machine at mobile phone radio frequency test macro, and deduct by the real power of adjusting machine the process that measured power that described adjusting machine reads in test macro calculates the compensation of described mobile phone radio frequency test macro automatically and be, first, adjusting machine is positioned in calibration clamp, and truing tool is set to calibration test system pattern; Then, read the calibration marker position of adjusting machine and be stored in the real power in adjusting machine; Then, frequency range, channel and the power grade of adjusting machine is set, and tests out the measured power of adjusting machine in mobile phone radio frequency test macro according to frequency range, channel and the power grade of the adjusting machine arranging; Finally, calculate the compensation of the mobile phone radio frequency test macro that adjusting machine channel is corresponding, the real power that described mobile phone radio frequency test macro is compensated for as adjusting machine deducts the measured power of described adjusting machine in test macro, and generates compensation file.
10. the equipment of the compensation of a kind of automatic calculating mobile phone radio frequency test macro according to claim 9, is characterized in that: the real power of described adjusting machine is the real power of the mobile phone that writes in described adjusting machine.
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| CN104868957A (en) * | 2015-05-08 | 2015-08-26 | 上海斐讯数据通信技术有限公司 | EDGE radio frequency test system and method for mobile terminal |
| CN105306651A (en) * | 2015-10-23 | 2016-02-03 | 上海斐讯数据通信技术有限公司 | Method and device for solving mobile phone calibration problem of various platforms |
| CN106053957A (en) * | 2016-07-28 | 2016-10-26 | 上海斐讯数据通信技术有限公司 | Test fixture line loss test method and test fixture line loss test system |
| CN106249060A (en) * | 2016-09-30 | 2016-12-21 | 美的智慧家居科技有限公司 | Radio frequency testing device, data processing method and equipment, radio frequency test system |
| CN106712871A (en) * | 2016-12-30 | 2017-05-24 | 宇龙计算机通信科技(深圳)有限公司 | Antenna performance optimization method and system |
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| CN112003652A (en) * | 2020-08-20 | 2020-11-27 | 上海移远通信科技有限公司 | Radio frequency debugging method and device of terminal equipment and computer readable storage medium |
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| CN104767574A (en) * | 2015-04-29 | 2015-07-08 | 太仓市同维电子有限公司 | Automatic radio frequency calibration attenuation calibration system and method |
| CN104868957B (en) * | 2015-05-08 | 2017-11-21 | 上海斐讯数据通信技术有限公司 | A kind of mobile terminal EDGE radio frequency test systems and method |
| CN104868957A (en) * | 2015-05-08 | 2015-08-26 | 上海斐讯数据通信技术有限公司 | EDGE radio frequency test system and method for mobile terminal |
| CN105306651A (en) * | 2015-10-23 | 2016-02-03 | 上海斐讯数据通信技术有限公司 | Method and device for solving mobile phone calibration problem of various platforms |
| CN105306651B (en) * | 2015-10-23 | 2018-01-02 | 上海斐讯数据通信技术有限公司 | A kind of method and apparatus for solving each platform mobile phone calibration problem |
| CN106053957A (en) * | 2016-07-28 | 2016-10-26 | 上海斐讯数据通信技术有限公司 | Test fixture line loss test method and test fixture line loss test system |
| CN106249060A (en) * | 2016-09-30 | 2016-12-21 | 美的智慧家居科技有限公司 | Radio frequency testing device, data processing method and equipment, radio frequency test system |
| CN106712871A (en) * | 2016-12-30 | 2017-05-24 | 宇龙计算机通信科技(深圳)有限公司 | Antenna performance optimization method and system |
| CN106712871B (en) * | 2016-12-30 | 2021-04-20 | 宇龙计算机通信科技(深圳)有限公司 | Antenna performance optimization method and system |
| CN107707316A (en) * | 2017-08-29 | 2018-02-16 | 努比亚技术有限公司 | A kind of line loss acquisition methods, equipment and computer-readable recording medium |
| CN110391854A (en) * | 2019-07-31 | 2019-10-29 | 深圳市友华通信技术有限公司 | The power calibrating method and device of wireless radios |
| CN111130653A (en) * | 2019-11-19 | 2020-05-08 | 北京航天测控技术有限公司 | Automatic calibration method, system, terminal device and computer readable storage medium |
| CN112003652A (en) * | 2020-08-20 | 2020-11-27 | 上海移远通信科技有限公司 | Radio frequency debugging method and device of terminal equipment and computer readable storage medium |
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