CN105791498B - Mobile phone radio frequency performance test methods - Google Patents
Mobile phone radio frequency performance test methods Download PDFInfo
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- CN105791498B CN105791498B CN201610119534.5A CN201610119534A CN105791498B CN 105791498 B CN105791498 B CN 105791498B CN 201610119534 A CN201610119534 A CN 201610119534A CN 105791498 B CN105791498 B CN 105791498B
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- 238000000034 method Methods 0.000 title claims abstract description 49
- 238000011056 performance test Methods 0.000 title claims abstract description 32
- 238000012360 testing method Methods 0.000 claims abstract description 177
- 230000003321 amplification Effects 0.000 claims abstract description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 11
- 230000002159 abnormal effect Effects 0.000 claims description 30
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 4
- 238000012827 research and development Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 230000006870 function Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000011835 investigation Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
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- 230000008901 benefit Effects 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
- H04B17/17—Detection of non-compliance or faulty performance, e.g. response deviations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
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Abstract
The present invention provides a kind of mobile phone radio frequency performance test methods, the described method comprises the following steps：Connection between duplexer and power amplifier is disconnected, the first test port of comprehensive test instrument is connect with the power amplifier, the second test port of comprehensive test instrument is connect with test bench；Comprehensive test instrument receives the first signal of the predetermined dimension for being emitted by transceiver and being passed through power amplifier amplification by the first test port, and judges whether the emitting performance of the radio-frequency module is normal according to first signal；Comprehensive test instrument emits the second signal of predetermined dimension to transceiver by the second test port and receives by the second feedback signal of transceiver correspondence transmitting, judges whether the receptivity of the transceiver is normal according to second feedback signal.Present invention improves over mobile phones in research and development analytic process in transmitting link and after receives link dismantles, the problem of can not connecting comprehensive test instrument, and the radio-frequency performance quickly to analyze mobile phone provides guarantee, has effectively saved R＆D costs.
Description
Technical field
The present invention relates to the communications fields, more particularly to a kind of mobile phone radio frequency performance test methods.
Background technology
It is well known that mobile phone will have uplink and downlink (to emit and receive) signal with base station could establish communication connection.
And often receive and emit using the same antenna in Cell Phone Design, this requires emit in our radio circuits and receive last
It is merged into circuit all the way, we can survey mobile phone radio-frequency performance at test bench with comprehensive test instrument (anolog base station) at this time
Examination (transmitting and reception use same port), such as attached drawing 1.But be frequently necessary in development process by force will transmitting and receive separate into
Row performance is investigated, and after transmitting and reception separate, test bench position only has the signal of upstream or downstream, and comprehensive test instrument only connects survey at this time
Examination seat is set establish with mobile phone and is connected to, and causes handset capability that cannot test.
Invention content
The embodiment of the present invention provides a kind of mobile phone radio frequency performance test methods；To solve in the prior art by the hair of mobile phone
It penetrates link and receives link is dismantled when carrying out performance investigation, comprehensive test instrument only connecting test seat can not establish asking for connection with mobile phone
Topic.
The embodiment of the present invention provides a kind of mobile phone radio frequency performance test methods, is tested using comprehensive test instrument, which penetrates
Frequency module includes sequentially connected transceiver, power amplifier, duplexer, RF switch, test bench and antenna, the transmitting-receiving
Machine is connect with the duplexer；It is characterized in that, the described method comprises the following steps：
Connection between duplexer and power amplifier is disconnected, by the first test port of comprehensive test instrument and the power amplification
Device connects, and the second test port of comprehensive test instrument is connect with test bench；
Comprehensive test instrument receives the pre- set pattern for being emitted by transceiver and being passed through power amplifier amplification by the first test port
First signal of lattice, and judge whether the emitting performance of the radio-frequency module is normal according to first signal；
Comprehensive test instrument emits the second signal of predetermined dimension to transceiver by the second test port and receives by the transceiver
Second feedback signal of corresponding transmitting, judges whether the receptivity of the transceiver is normal according to second feedback signal；Wherein,
The second signal passes through test bench successively and RF switch is sent to the transmitter.
It is described that the radio-frequency module is judged according to first signal in mobile phone radio frequency performance test methods of the present invention
The whether normal step of emitting performance include：
If the error of the specification of first signal and the pre-set specification of the comprehensive test instrument is within a preset range, the radio frequency
The emitting performance of module is normal；
If the specification of first signal and the error of the pre-set specification of the comprehensive test instrument exceed preset range, the radio frequency
The emitting performance of module is abnormal.
In mobile phone radio frequency performance test methods of the present invention, if the specification in first signal and the comprehensive survey
The error of the pre-set specification of instrument is also wrapped beyond preset range then after the abnormal step of the emitting performance of the transceiver
Include following steps：
Restore the connection between duplexer and power amplifier, and by the connection between the transceiver and the power amplifier
It disconnects, the first test port of the comprehensive test instrument is connect with the transceiver；
Comprehensive test instrument receives the third signal of the predetermined dimension emitted by transceiver by the first test port；
If third signal meets the preset specification of comprehensive test instrument, judge that the power amplifier breaks down, and the receipts
The emitting performance of hair machine is normal；
If third signal is unsatisfactory for the preset specification of comprehensive test instrument, judge that the emitting performance of the transceiver is abnormal.
It is described that the transmitting-receiving is judged according to second feedback signal in mobile phone radio frequency performance test methods of the present invention
The whether normal step of the receptivity of machine includes：
If second feedback signal meets preset condition, the receptivity of the radio-frequency module is normal；
If second feedback signal is unsatisfactory for preset condition, the receptivity of the radio-frequency module is abnormal.
In mobile phone radio frequency performance test methods of the present invention, if described second feedback signal is unsatisfactory for default item
Part, then it is further comprising the steps of after the abnormal step of the receptivity of the radio-frequency module：
The connection between test bench and RF switch is disconnected, the connection between the second test port and test bench is disconnected；And
Second test port is connect with the RF switch；
Comprehensive test instrument emits the fourth signal of predetermined dimension to transceiver by the second test port and receives by the transceiver
4th feedback signal of corresponding transmitting；Wherein, which passes through RF switch successively and duplexer is sent to the transmitting-receiving
Machine；
If the 4th feedback signal meets preset condition, the receptivity of the test bench is abnormal.
In mobile phone radio frequency performance test methods of the present invention, if the 4th feedback signal meets default article
Part, then it is further comprising the steps of after the abnormal step of the receptivity of the test bench：
The connection between duplexer and RF switch is disconnected, the connection between the second test port and RF switch is disconnected；
And second test port is connect with the duplexer；
Comprehensive test instrument emits the 5th signal of predetermined dimension to transceiver by the second test port and receives by the transceiver
5th feedback signal of corresponding transmitting；Wherein, duplexer is sent to the transceiver to the 5th signal successively；
If the 5th feedback signal meets preset condition, the receptivity of the RF switch is abnormal.
In mobile phone radio frequency performance test methods of the present invention, if meeting default article in the 5th feedback signal
Part, then it is further comprising the steps of after the abnormal step of the receptivity of the RF switch：
The connection between duplexer and transceiver is disconnected, the connection between the second test port and duplexer is disconnected；And it will
Second test port is connect with the transceiver；
Comprehensive test instrument emits the 6th signal of predetermined dimension to transceiver by the second test port, and receives by the transceiver
6th feedback signal of corresponding transmitting；
If the 6th feedback signal meets preset condition, the receptivity of the duplexer is abnormal, and the transceiver
Receptivity is normal；
If the 6th feedback signal is unsatisfactory for preset condition, the receptivity of the duplexer is abnormal.
In mobile phone radio frequency performance test methods of the present invention, the receptivity and emitting performance include respectively
Following parameter：Frequency parameter, phase parameter and power parameter.
In mobile phone radio frequency performance test methods of the present invention, second feedback signal is given birth to by the signal of the mobile phone
It is generated according to the second signal at module.
In mobile phone radio frequency performance test methods of the present invention, the comprehensive test instrument passes through cable and the power amplification
Device connects.
Compared to the prior art, the present invention is by disconnecting the transmitting chain of the radio-frequency module of mobile phone road, and this is comprehensive
The first test port for surveying instrument is directly connect at the cut-off point, is improved mobile phone in research and development analytic process and is being emitted link and connecing
After receiving link deactivation, the problem of can not connecting comprehensive test instrument, the radio-frequency performance for quickly analysis mobile phone provides guarantees, effectively section
About R＆D costs, and it is more accurate with measuring, convenient for finding the failure appearance point in the radio-frequency module wherein.
Description of the drawings
Fig. 1 is the flow chart of the first preferred embodiment of the mobile phone radio frequency performance test methods of the present invention；
Fig. 2 is the flow chart of the second preferred embodiment of the mobile phone radio frequency performance test methods of the present invention；
Fig. 3 is the flow chart of the third preferred embodiment of the mobile phone radio frequency performance test methods of the present invention；
Fig. 4 is the structure chart of the radio-frequency module of mobile phone.
Specific implementation mode
Schema is please referred to, wherein identical component symbol represents identical component, the principle of the present invention is to implement one
It is illustrated in computing environment appropriate.The following description be based on illustrated by the specific embodiment of the invention, should not be by
It is considered as the limitation present invention other specific embodiments not detailed herein.
In the following description, specific embodiments of the present invention will be referred to by the operation performed by one or multi-section computer
The step of and symbol illustrate, unless otherwise stating clearly.Therefore, these steps and operation be will appreciate that, carried for several times wherein having
Include by representing with the computer disposal list of the electronic signal of the data in a structuring pattern to be executed by computer
Member is manipulated.At this manipulation transforms data or the position being maintained in the memory system of the computer, it can match again
It sets or in addition changes the running of the computer in a manner familiar to those skilled in the art.The data knot that the data are maintained
Structure is the provider location of the memory, has the specific feature defined in the data format.But the principle of the invention is with above-mentioned
Word illustrates, is not represented as a kind of limitation, those skilled in the art will appreciate that plurality of step as described below and
Operation also may be implemented in hardware.
Embodiment one
Fig. 1 is please referred to, Fig. 1 is the flow chart of the first preferred embodiment of the mobile phone radio frequency performance test methods of the present invention.
This method application comprehensive test instrument is tested, and with reference to Fig. 4, the radio-frequency module of the mobile phone includes sequentially connected transceiver, power amplification
Device, duplexer, RF switch, test bench and antenna, transceiver are connect with duplexer.
In the preferred embodiment, which includes the following steps：
S101 disconnects the connection between duplexer and power amplifier, by the first test port of comprehensive test instrument and the work(
Rate amplifier connects, and the second test port of comprehensive test instrument is connect with test bench；
S102, comprehensive test instrument is received by the first test port is emitted by transceiver and is passed through the pre- of power amplifier amplification
First signal of set pattern lattice, and judge whether the emitting performance of the radio-frequency module is normal according to first signal；
S103, comprehensive test instrument emit the second signal of predetermined dimension to transceiver by the second test port and receive by the receipts
Hair machine corresponds to the second feedback signal of transmitting, judges whether the receptivity of the transceiver is normal according to second feedback signal；
Wherein, which passes through test bench successively and RF switch is sent to the transmitter.
The following detailed description of the detailed process of each step of the mobile phone radio frequency performance test methods of this preferred embodiment.
In step S101, which may be used Amway 8820, Agilent 8960, R＆SCMW500 etc., these comprehensive surveys
Instrument is all at least with there are two test ports.Routine is configured to：Well known port A is IN/OUT, has transmitting and receive capabilities, pure hair
Penetrating port B, only there is emission function, i.e. port A can survey transmitting and reception simultaneously, and port B can only survey reception.In the present embodiment,
First test port is well known port A, which is port B.First test port and the power amplifier
It is connected by cable.
In step s 102, comprehensive test instrument is emitted by transceiver by the reception of the first test port and passes through the power amplifier
When the first signal of the predetermined dimension of amplification, This move can voluntarily be triggered by mobile phone, can also be by external control computer
Or comprehensive tester sends trigger signal and gives the mobile phone to be measured, the signal generation module of the mobile phone to be measured is according to the trigger signal
Generate the first signal.In the present embodiment, which includes frequency parameter, phase parameter, power parameter etc..In comprehensive test instrument
Portion is previously stored with the design parameter of the predetermined dimension.
Specifically, step S102 includes the following steps：
If the error of the specification of first signal and the pre-set specification of the comprehensive test instrument is within a preset range, the radio frequency
The emitting performance of module is normal；
If the specification of first signal and the error of the pre-set specification of the comprehensive test instrument exceed preset range, the radio frequency
The emitting performance of module is abnormal.
In step s 103, after the transceiver to the second signal, which is sent to the signal of mobile phone
Generation module, signal generation module according to the specification of the second signal, by the phase parameter of the second signal, frequency parameter and
Power parameter etc. is loaded into corresponding second feedback signal, is then again sent to second feedback signal by the transceiver
Comprehensive test instrument.Herein, which is sent to by the first test port in the comprehensive test instrument, and certainly, rising can also lead to
It crosses other modes and second feedback signal is sent to the comprehensive test instrument.The comprehensive test instrument reads load in second feedback signal
Parameters, and it is compared with corresponding preset condition.
Specifically, step S103 specifically includes following steps：
If second feedback signal meets preset condition, the receptivity of the radio-frequency module is normal；
If second feedback signal is unsatisfactory for preset condition, the receptivity of the radio-frequency module is abnormal.
The preset condition is to be corresponded with the parameters information of the second signal of predetermined dimension, when second feedback letter
Parameters information in number is compared with preset parameters information respectively, and when in error range, this is second anti-
Feedback signal meets preset condition；When beyond error range, which is unsatisfactory for preset condition.The error range root
It is respectively set according to specific parameters, is not limited herein.
The present embodiment is by disconnecting the transmitting chain of the radio-frequency module of mobile phone road, and by the first test lead of the comprehensive test instrument
Mouthful directly connect at the cut-off point, improves in research and development analytic process mobile phone after emitting link and receives link dismantles, nothing
Method connects the problem of comprehensive test instrument, and the radio-frequency performance for quickly analysis mobile phone provides guarantee, has effectively saved R＆D costs, and
And it is more accurate with measuring, convenient for finding the failure appearance point in the radio-frequency module wherein.
Embodiment two
Fig. 2 is please referred to, Fig. 2 is the flow chart of the second preferred embodiment of the mobile phone radio frequency performance test methods of the present invention.
Wherein, in the preferred embodiment, this approach includes the following steps：
S201 disconnects the connection between duplexer and power amplifier, by the first test port of comprehensive test instrument and the work(
Rate amplifier connects, and the second test port of comprehensive test instrument is connect with test bench；
S212, comprehensive test instrument is received by the first test port is emitted by transceiver and is passed through the pre- of power amplifier amplification
First signal of set pattern lattice；
S213, if the error of the specification of first signal and the pre-set specification of the comprehensive test instrument is within a preset range,
The emitting performance of the radio-frequency module is normal；
S214, if the specification of first signal and the error of the pre-set specification of the comprehensive test instrument exceed preset range,
The emitting performance of the radio-frequency module is abnormal；
S215 restores the connection between duplexer and power amplifier, and will be between the transceiver and the power amplifier
Connection disconnect, the first test port of the comprehensive test instrument is connect with the transceiver；
S216, comprehensive test instrument receive the third signal of the predetermined dimension emitted by transceiver by the first test port；
S217 judges that the power amplifier breaks down if third signal meets the preset specification of comprehensive test instrument, and
The emitting performance of the transceiver is normal；
S218 judges the emitting performance of the transceiver not if third signal is unsatisfactory for the preset specification of comprehensive test instrument
Normally.
S203, comprehensive test instrument emit the second signal of predetermined dimension to transceiver by the second test port and receive by the receipts
Hair machine corresponds to the second feedback signal of transmitting, judges whether the receptivity of the transceiver is normal according to second feedback signal；
Wherein, which passes through test bench successively and RF switch is sent to the transmitter.
Wherein, in step s 201, which may be used Amway 8820, Agilent 8960, R＆SCMW500 etc., this
A little comprehensive test instruments are all at least with there are two test ports.Routine is configured to：Well known port A is IN/OUT, has and emits and receive work(
Can, only there is pure emission port B emission function, i.e. port A can survey transmitting and reception simultaneously, and port B can only survey reception.In this reality
It applies in example, which is well known port A, which is port B.First test port and the power
Amplifier is connected by cable.
In step S212, comprehensive test instrument is emitted by transceiver by the reception of the first test port and passes through the power amplifier
When the first signal of the predetermined dimension of amplification, This move can voluntarily be triggered by mobile phone, can also be by external control computer
Or comprehensive tester sends trigger signal and gives the mobile phone to be measured, the signal generation module of the mobile phone to be measured is according to the trigger signal
Generate the first signal.In the present embodiment, which includes frequency parameter, phase parameter, power parameter etc..In comprehensive test instrument
Portion is previously stored with the design parameter of the predetermined dimension.
In step S213, step S214 and step S217, the specification of first signal and third signal is by frequency
Parameter, phase parameter, power parameter etc. determine.When parameters such as frequency parameter, phase parameter, the power ginseng of the first signal
When number is equal to presetting compared to error within a preset range, then judge that it meets preset condition, if being more than preset range, is unsatisfactory for
Preset condition.The preset range of the error can advance sets itself.
The present embodiment is by changing the on-position of the first test port of the comprehensive test instrument thus to the power amplifier
Performance is investigated, and solving comprehensive test instrument in the prior art can not be frequently necessary to emit by force and receive to divide in the process of development
The defect of performance investigation is carried out after opening to each device.
Embodiment three
Fig. 3 is please referred to, Fig. 3 is the flow chart of the second preferred embodiment of the mobile phone radio frequency performance test methods of the present invention.
Wherein, in the preferred embodiment, this approach includes the following steps：
S301 disconnects the connection between duplexer and power amplifier, by the first test port of comprehensive test instrument and the work(
Rate amplifier connects, and the second test port of comprehensive test instrument is connect with test bench；
S302, comprehensive test instrument is received by the first test port is emitted by transceiver and is passed through the pre- of power amplifier amplification
First signal of set pattern lattice, and judge whether the emitting performance of the radio-frequency module is normal according to first signal；
S313, comprehensive test instrument emit the second signal of predetermined dimension to transceiver by the second test port and receive by the receipts
Hair machine corresponds to the second feedback signal of transmitting；
S314, if second feedback signal meets preset condition, the receptivity of the radio-frequency module is normal；
S315, if second feedback signal is unsatisfactory for preset condition, the receptivity of the radio-frequency module is abnormal.
S316 disconnects the connection between test bench and RF switch, disconnects the company between the second test port and test bench
It connects；And second test port is connect with the RF switch；
S317, comprehensive test instrument emit the fourth signal of predetermined dimension to transceiver by the second test port and receive by the receipts
Hair machine corresponds to the 4th feedback signal of transmitting；Wherein, which passes through RF switch successively and duplexer is sent to this
Transceiver；
S318, if the 4th feedback signal meets preset condition, the receptivity of the test bench is abnormal.
By the way that the access point of the second detection port to be moved at RF switch, to be carried out to the performance of the RF switch
Investigation so that more accurate for the investigation positioning of the emitting performance of the radio-frequency module.
Further, in some preferred embodiments, further comprising the steps of after step S318：
S319 disconnects the connection between duplexer and RF switch, disconnects between the second test port and RF switch
Connection；And second test port is connect with the duplexer；
S320, comprehensive test instrument emit the 5th signal of predetermined dimension to transceiver by the second test port and receive by the receipts
Hair machine corresponds to the 5th feedback signal of transmitting；Wherein, duplexer is sent to the transceiver to the 5th signal successively；
S321, if the 5th feedback signal meets preset condition, the receptivity of the RF switch is abnormal.
If the feedback signal is unsatisfactory for preset condition, the receptivity of the RF switch not can determine that, need to carry out
The detection of other forms.
Further, in some embodiments, further comprising the steps of after step S321：
The connection between duplexer and transceiver is disconnected, the connection between the second test port and duplexer is disconnected；And it will
Second test port is connect with the transceiver；
Comprehensive test instrument emits the 6th signal of predetermined dimension to transceiver by the second test port, and receives by the transceiver
6th feedback signal of corresponding transmitting；
If the 6th feedback signal meets preset condition, the receptivity of the duplexer is abnormal, and the transceiver
Receptivity is normal；
If the 6th feedback signal is unsatisfactory for preset condition, the receptivity of the duplexer is abnormal, the transceiver
Receptivity needs further to be detected using other modes.
The present embodiment is by disconnecting the transmitting chain of the radio-frequency module of mobile phone road, and by the first test lead of the comprehensive test instrument
Mouth is directly connect at the cut-off point, and improving mobile phone in research and development analytic process can not connect comprehensive after transmitting and reception are dismantled
The problem of surveying instrument, the radio-frequency performance for quickly analysis mobile phone provide guarantee, have effectively saved R＆D costs, and with survey
Amount is more accurate, convenient for finding the failure appearance point in the radio-frequency module wherein.Also, by further changing the comprehensive test instrument
The on-position of test port, to realize the investigation successively to each device, with the high advantageous effect of accuracy in detection.
There is provided herein the various operations of embodiment.In one embodiment, one or more operations can be with structure
At the computer-readable instruction stored on one or more computer-readable mediums, will make to succeed in one's scheme when being executed by electronic equipment
It calculates equipment and executes the operation.Describing the sequences of some or all of operations, to should not be construed as to imply that these operations necessarily suitable
Sequence is relevant.It will be appreciated by those skilled in the art that the alternative sequence of the benefit with this specification.Furthermore, it is to be understood that
Not all operation must exist in each embodiment provided in this article.
Moreover, word " preferred " used herein means serving as example, example or illustration.Feng Wen is described as " preferably
" any aspect or design be not necessarily to be construed as than other aspect or design it is more advantageous.On the contrary, the use purport of word " preferred "
Concept is being proposed in specific ways.Term "or" as used in this application is intended to mean the "or" for including and non-excluded
"or".That is, unless specified otherwise or clear from the context, " X uses A or B " means that nature includes any one of arrangement.
That is, if X uses A；X uses B；Or X uses A and B both, then " X uses A or B " is met in aforementioned any example.
Moreover, although the disclosure, this field skill has shown and described relative to one or more realization methods
Art personnel will be appreciated that equivalent variations and modification based on the reading and understanding to the specification and drawings.The disclosure include it is all this
The modifications and variations of sample, and be limited only by the scope of the following claims.In particular, to by said modules (such as element,
Resource etc.) various functions that execute, the term for describing such component is intended to correspond to the specified work(for executing the component
The random component (unless otherwise instructed) of energy (such as it is functionally of equal value), even if illustrated herein with execution in structure
The disclosure exemplary implementations in function open structure it is not equivalent.In addition, although the special characteristic of the disclosure
Through being disclosed relative to the only one in several realization methods, but this feature can with such as can be to given or specific application
For be it is expected and one or more other features combinations of other advantageous realization methods.Moreover, with regard to term " comprising ", " tool
Have ", " containing " or its deformation be used in specific implementation mode or claim for, such term be intended to with term
The similar mode of "comprising" includes.
Each functional unit in the embodiment of the present invention can be integrated in a processing module, can also be each unit list
Solely be physically present, can also two or more units be integrated in a module.Above-mentioned integrated module both may be used
The form of hardware is realized, can also be realized in the form of software function module.If the integrated module is with software function
The form of module is realized and when sold or used as an independent product, can also be stored in a computer-readable storage and be situated between
In matter.Storage medium mentioned above can be read-only memory, disk or CD etc..Above-mentioned each device or system, can be with
Execute the method in correlation method embodiment.
In conclusion although the present invention is disclosed above with preferred embodiment, above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention is subject to the range that claim defines.
Claims (10)
1. a kind of mobile phone radio frequency performance test methods, are tested using comprehensive test instrument, the radio-frequency module of the mobile phone includes being sequentially connected
Transceiver, power amplifier, duplexer, RF switch, test bench and antenna, the transceiver and the duplexer connect
It connects；It is characterized in that, the described method comprises the following steps：
Connection between duplexer and power amplifier is disconnected, the first test port of comprehensive test instrument and the power amplifier are connected
It connects, the second test port of comprehensive test instrument is connect with test bench；
Comprehensive test instrument receives the predetermined dimension for being emitted by transceiver and being passed through power amplifier amplification by the first test port
First signal, and judge whether the emitting performance of the radio-frequency module is normal according to first signal；
Comprehensive test instrument emits the second signal of predetermined dimension to transceiver and receiving by the second test port and is corresponded to by the transceiver
Second feedback signal of transmitting, judges whether the receptivity of the transceiver is normal according to second feedback signal；Wherein, this
Binary signal passes through test bench successively and RF switch is sent to the transmitter.
2. mobile phone radio frequency performance test methods according to claim 1, which is characterized in that described to be sentenced according to first signal
The whether normal step of emitting performance of the radio-frequency module of breaking includes：
If the error of the specification of first signal and the pre-set specification of the comprehensive test instrument is within a preset range, the radio-frequency module
Emitting performance it is normal；
If the specification of first signal and the error of the pre-set specification of the comprehensive test instrument exceed preset range, the radio-frequency module
Emitting performance it is abnormal.
3. mobile phone radio frequency performance test methods according to claim 2, which is characterized in that if in first signal
The error of specification and the pre-set specification of the comprehensive test instrument exceeds preset range, then the abnormal step of the emitting performance of the transceiver
It is further comprising the steps of after rapid：
Restore the connection between duplexer and power amplifier, and the connection between the transceiver and the power amplifier is broken
It opens, the first test port of the comprehensive test instrument is connect with the transceiver；
Comprehensive test instrument receives the third signal of the predetermined dimension emitted by transceiver by the first test port；
If third signal meets the preset specification of comprehensive test instrument, judge that the power amplifier breaks down, and the transceiver
Emitting performance it is normal；
If third signal is unsatisfactory for the preset specification of comprehensive test instrument, judge that the emitting performance of the transceiver is abnormal.
4. mobile phone radio frequency performance test methods according to claim 1, which is characterized in that described according to second feedback letter
Number judge that the whether normal step of the receptivity of the transceiver includes：
If second feedback signal meets preset condition, the receptivity of the radio-frequency module is normal；
If second feedback signal is unsatisfactory for preset condition, the receptivity of the radio-frequency module is abnormal.
5. mobile phone radio frequency performance test methods according to claim 4, which is characterized in that if described second feedback signal
Be unsatisfactory for preset condition, then it is further comprising the steps of after the abnormal step of the receptivity of the radio-frequency module：
The connection between test bench and RF switch is disconnected, the connection between the second test port and test bench is disconnected；And it should
Second test port is connect with the RF switch；
Comprehensive test instrument emits the fourth signal of predetermined dimension to transceiver and receiving by the second test port and is corresponded to by the transceiver
4th feedback signal of transmitting；Wherein, which passes through RF switch successively and duplexer is sent to the transceiver；
If the 4th feedback signal meets preset condition, the receptivity of the test bench is abnormal.
6. mobile phone radio frequency performance test methods according to claim 5, which is characterized in that if the 4th feedback signal
Meet preset condition, then it is further comprising the steps of after the abnormal step of the receptivity of the test bench：
The connection between duplexer and RF switch is disconnected, the connection between the second test port and RF switch is disconnected；And it will
Second test port is connect with the duplexer；
Comprehensive test instrument emits the 5th signal of predetermined dimension to transceiver and receiving by the second test port and is corresponded to by the transceiver
5th feedback signal of transmitting；Wherein, the 5th signal is sent to the transceiver by duplexer；
If the 5th feedback signal meets preset condition, the receptivity of the RF switch is abnormal.
7. mobile phone radio frequency performance test methods according to claim 6, which is characterized in that if in the 5th feedback letter
Number meet preset condition, then it is further comprising the steps of after the abnormal step of the receptivity of the RF switch：
The connection between duplexer and transceiver is disconnected, the connection between the second test port and duplexer is disconnected；And by this
Two test ports are connect with the transceiver；
Comprehensive test instrument emits the 6th signal of predetermined dimension to transceiver by the second test port, and receives and corresponded to by the transceiver
6th feedback signal of transmitting；
If the 6th feedback signal meets preset condition, the receptivity of the duplexer is abnormal, and the reception of the transceiver
Performance is normal；
If the 6th feedback signal is unsatisfactory for preset condition, the receptivity of the duplexer is abnormal.
8. mobile phone radio frequency performance test methods according to claim 1, which is characterized in that the receptivity and emissivity
Can include respectively following parameter：Frequency parameter, phase parameter and power parameter.
9. mobile phone radio frequency performance test methods according to claim 1, which is characterized in that second feedback signal is by this
The signal generation module of mobile phone is generated according to the second signal.
10. mobile phone radio frequency performance test methods according to claim 1, which is characterized in that the comprehensive test instrument passes through cable
It is connect with the power amplifier.
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| CN106646013A (en) * | 2016-09-19 | 2017-05-10 | 宇龙计算机通信科技(深圳)有限公司 | Radio frequency emission access fault detection apparatus and method and mobile terminal |
| CN107040220B (en) * | 2017-04-10 | 2020-11-13 | 捷开通讯(深圳)有限公司 | Apparatus and method for modulating power amplifier bias |
| CN109302202B (en) * | 2018-10-31 | 2020-06-02 | 北京小米移动软件有限公司 | Radio frequency circuit, circuit testing device, circuit testing method and electronic device |
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