CN108512613A - Radiation dispersion test method, device, storage medium and test system - Google Patents
Radiation dispersion test method, device, storage medium and test system Download PDFInfo
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- CN108512613A CN108512613A CN201810299285.1A CN201810299285A CN108512613A CN 108512613 A CN108512613 A CN 108512613A CN 201810299285 A CN201810299285 A CN 201810299285A CN 108512613 A CN108512613 A CN 108512613A
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- signal
- test machine
- signal strength
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- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
- H04B17/0085—Monitoring; Testing using service channels; using auxiliary channels using test signal generators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
Abstract
A kind of radiation dispersion test method of the embodiment of the present application offer, device, storage medium and test system, the radiation dispersion test method include：It controls test machine and radiofrequency signal is emitted with default transmission power, and judge whether the signal strength that obtain first receives signal is more than preset signal strength threshold value；If the described first signal strength for receiving signal is more than the preset signal strength threshold value, the radio-frequency signal source of the test machine is disconnected, and the test machine is connected into external radio-frequency signal source；It controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge whether the signal strength that obtain second receives signal is more than the preset signal strength threshold value；If the described second signal strength for receiving signal is less than or equal to the preset signal strength threshold value, the radio-frequency signal source of the test machine is determined as to the spuious source of radiation dispersion.The radiation dispersion test method can quickly determine the spuious source of radiation dispersion in test machine.
Description
Technical field
This application involves field of communication technology, more particularly to a kind of radiation dispersion test method, device, storage medium and survey
Test system.
Background technology
The electronic equipments such as smart mobile phone are required for carrying out radiation dispersion test before manufacture, to determine that electronic equipment is
It is no to meet radiation dispersion standard.When electronic equipment does not meet radiation dispersion standard, need to debug electronic equipment.
In radiation dispersion test process, when the radiation dispersion of electronic equipment is exceeded, it is thus necessary to determine that spuious source, so as to electricity
Sub- equipment is debugged accordingly.The spuious source of electronic equipment includes radio-frequency signal source.And during radiation dispersion is tested,
It is generally difficult to determine whether spuious source is radio-frequency signal source.
Invention content
A kind of radiation dispersion test method of the embodiment of the present application offer, device, storage medium and test system, can be quick
Determine the spuious source of radiation dispersion in test machine.
The embodiment of the present application provides a kind of radiation dispersion test method, including：
It controls test machine and radiofrequency signal is emitted with default transmission power, and judge that the signal of the obtain first reception signal is strong
Whether degree is more than preset signal strength threshold value；
If the described first signal strength for receiving signal is more than the preset signal strength threshold value, the test machine is disconnected
Radio-frequency signal source, and the test machine is connected into external radio-frequency signal source；
It controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge that obtain second receives signal
Signal strength whether be more than the preset signal strength threshold value；
If the described second signal strength for receiving signal is less than or equal to the preset signal strength threshold value, by the survey
The radio-frequency signal source of test-run a machine is determined as the spuious source of radiation dispersion.
The embodiment of the present application also provides a kind of radiation dispersion test device, including：
First judgment module emits radiofrequency signal for controlling test machine with default transmission power, and judge to obtain the
Whether one signal strength for receiving signal is more than preset signal strength threshold value；
Handover module, if the signal strength for receiving signal for described first is more than the preset signal strength threshold value,
The radio-frequency signal source of the test machine is disconnected, and the test machine is connected into external radio-frequency signal source；
Second judgment module emits radiofrequency signal with the default transmission power for controlling the test machine, and judges
Whether the signal strength that second obtained receives signal is more than the preset signal strength threshold value；
Determining module, if the signal strength for receiving signal for described second is less than or equal to the preset signal strength threshold
The radio-frequency signal source of the test machine, then is determined as the spuious source of radiation dispersion by value.
The embodiment of the present application also provides a kind of storage medium, computer program is stored in the storage medium, when described
When computer program is run on computers so that the computer executes above-mentioned radiation dispersion test method.
The embodiment of the present application also provides a kind of test system, including test equipment and test machine, the test equipment and institute
State test machine electric connection；
The test equipment includes processor and memory, and computer program, the processing are stored in the memory
Device is by calling the computer program stored in the memory, for executing above-mentioned radiation dispersion test method.
Radiation dispersion test method provided by the embodiments of the present application, including：Test machine is controlled with default transmission power to emit
Radiofrequency signal, and judge whether the signal strength that obtain first receives signal is more than preset signal strength threshold value；If described
One signal strength for receiving signal is more than the preset signal strength threshold value, then disconnects the radio-frequency signal source of the test machine, and
The test machine is connected into external radio-frequency signal source；It controls the test machine and radiofrequency signal is emitted with the default transmission power,
And judge whether the signal strength that obtain second receives signal is more than the preset signal strength threshold value；If described second receives
The signal strength of signal is less than or equal to the preset signal strength threshold value, then is determined as the radio-frequency signal source of the test machine
The spuious source of radiation dispersion.It, can when the radiation dispersion index of test machine is not inconsistent standardization in the radiation dispersion test method
It is tested so that the radio-frequency signal source of test machine is switched to external radio-frequency signal source, so as to quickly determine radiation dispersion
Spuious source whether be test machine radio-frequency signal source, with realize quickly determine test machine in radiation dispersion spuious source.
Description of the drawings
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.It should be evident that the accompanying drawings in the following description is only some embodiments of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural schematic diagram of the test machine in the embodiment of the present application.
Fig. 2 is another structural schematic diagram of the test machine in the embodiment of the present application.
Fig. 3 is the flow diagram of radiation dispersion test method provided by the embodiments of the present application.
Fig. 4 is another flow diagram of radiation dispersion test method provided by the embodiments of the present application.
Fig. 5 is the another flow diagram of radiation dispersion test method provided by the embodiments of the present application.
Fig. 6 is another flow diagram of radiation dispersion test method provided by the embodiments of the present application.
Fig. 7 is the application scenarios schematic diagram of radiation dispersion test method provided by the embodiments of the present application.
Fig. 8 is the structural schematic diagram of radiation dispersion test device provided by the embodiments of the present application.
Fig. 9 is the structural schematic diagram of test equipment provided by the embodiments of the present application.
Figure 10 is another structural schematic diagram of test equipment provided by the embodiments of the present application.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, the every other implementation that those skilled in the art are obtained under the premise of not making the creative labor
Example, belongs to the protection domain of the application.
Term " first ", " second ", " third " in the description and claims of this application and above-mentioned attached drawing etc.
(if present) is for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that this
The object of sample description can be interchanged in the appropriate case.In addition, term " comprising " and " having " and their any deformation, meaning
Figure, which is to cover, non-exclusive includes.For example, containing the process of series of steps, method or containing a series of modules or list
The device of member, electronic equipment, system those of are not necessarily limited to clearly to list step or module or unit, can also include not having
The step of clearly listing or module or unit can also include for these processes, method, apparatus, electronic equipment or system
Intrinsic other steps or module or unit.
Radiation dispersion test method provided by the embodiments of the present application is used to carry out radiation dispersion test to test machine, with determination
Whether the test machine meets radiation dispersion standard.When test machine does not meet radiation dispersion testing standard, can quickly determine
The spuious source of radiation dispersion in the test machine, and the test machine is debugged.Wherein, the test machine can be such as
Smart mobile phone, tablet computer etc. are capable of the electronic equipment of transmitting/receiving wireless signal.Spuious source is that stray radiation is generated in test machine
The source of signal.For example, spuious source may be the effectors such as radio-frequency signal source, radio-frequency antenna, motor, the sensor of test machine
Part.
With reference to figure 1, Fig. 1 is the structural schematic diagram of the test machine in the embodiment of the present application.Wherein, the test machine can be
Electronic equipment 100.Electronic equipment 100 includes display screen 10, center 20, circuit board 30, battery 40 and rear cover 50.
Wherein, display screen 10 is mounted on rear cover 50, to form the display surface of electronic equipment 100.Display screen 10 is as electricity
The front housing of sub- equipment 100 forms a receiving space, other electronic components or work(for accommodating electronic equipment 100 with rear cover 50
It can component.Meanwhile display screen 10 forms the display surface of electronic equipment 100, for showing the information such as image, text.Display screen 10
Can be liquid crystal display (Liquid Crystal Display, LCD) or organic light-emitting diode (OLED) display screen (Organic
Light-Emitting Diode, OLED) etc. types display screen.
In some embodiments, glass cover-plate can be provided on display screen 10.Wherein, glass cover-plate can cover display
Screen 10, to be protected to display screen 10, prevents display screen 10 to be scraped off or by Water Damage.
In some embodiments, as shown in Figure 1, display screen 10 may include display area 11 and non-display area 12.
Wherein, display area 11 executes the display function of display screen 10, for showing the information such as image, text.Non-display area 12 is not
Show information.Non-display area 12 can be used for that the functional units such as camera, receiver, display screen touch control electrode are arranged.One
In a little embodiments, non-display area 12 may include positioned at least one region of 11 upper and lower part of display area.
In some embodiments, as shown in Fig. 2, display screen 10 can be to shield comprehensively.At this point, display screen 10 can be with full frame aobvious
Show information, to which electronic equipment 100 has larger screen accounting.Display screen 10 only includes display area 11, without including non-aobvious
Show region.At this point, the functional units such as camera, proximity sensor in electronic equipment 100 can be hidden in 10 lower section of display screen,
And the fingerprint recognition module of electronic equipment 100 can be arranged at the back side of electronic equipment 100.
Center 20 can be lamellar or laminar structure, or hollow frame structure.Wherein, center 20 can
To be housed in the receiving space that above-mentioned display screen 10 is formed with rear cover 50.Center 20 is used for as the electronics in electronic equipment 100
Element or functional unit provide a supporting role, and electronic component, the functional unit in electronic equipment are mounted together.For example,
The functional units such as camera, receiver, circuit board, battery in electronic equipment can be installed on center 20 to be consolidated
It is fixed.In some embodiments, the material of center 20 may include metal or plastic cement.
Circuit board 30 is mounted on inside above-mentioned receiving space.For example, circuit board 30 may be mounted on the center 20, and
It is housed in together in above-mentioned receiving space with center 20.Circuit board 30 can be the mainboard of electronic equipment 100.It is set on circuit board 30
It is equipped with earth point, to realize the ground connection of circuit board 30.Motor, microphone, loud speaker, called can be integrated on circuit board 30
Device, earphone interface, Universal Serial Bus Interface (USB interface), camera, range sensor, ambient light sensor, gyroscope with
And one in the functional units such as processor, it is two or more.
In the present embodiment, radio circuit is provided on circuit board 30, the radio circuit includes radio-frequency signal source.It is described
Radio-frequency signal source is for generating radiofrequency signal.Electronic equipment 100 further includes radio-frequency antenna.The radio frequency that the radio-frequency signal source generates
Signal is emitted to the external world by the radio-frequency antenna, to realize between electronic equipment 100 and base station or other electronic equipments
Communication.
Battery 40 is mounted on inside above-mentioned receiving space.For example, battery 40 may be mounted on the center 20, and in
Frame 20 is housed in together in above-mentioned receiving space.Battery 40 can be electrically connected to the circuit board 30, to realize that battery 40 is electricity
Sub- equipment 100 is powered.Wherein, electric power management circuit can be provided on circuit board 30.The electric power management circuit is used for will be electric
The voltage that pond 40 provides is assigned to each electronic component in electronic equipment 100.
Rear cover 50 is used to form the exterior contour of electronic equipment 100.Rear cover 50 can be integrally formed.In the molding of rear cover 50
In the process, the structures such as rear camera hole, fingerprint recognition module mounting hole can be formed on rear cover 50.
The embodiment of the present application provides a kind of radiation dispersion test method, and the radiation dispersion test method can be applied to survey
In test system, to carry out radiation dispersion test to above-mentioned test machine.The test system includes test equipment and above-mentioned test
Machine.The test equipment is electrically connected with the test machine, to realize control of the test equipment to the test machine.Its
In, the test equipment may include the equipment such as personal computer (PersonalComputer, PC).As shown in figure 3, the spoke
Spuious test method is penetrated, may comprise steps of：
110, control test machine emits radiofrequency signal with default transmission power, and judges the obtain first letter for receiving signal
Whether number intensity is more than preset signal strength threshold value.
Radiation dispersion test process can be controlled by test equipment, be carried out in screened room, as shown in Figure 7.Wherein,
Screened room can be a darkroom, and the test equipment is placed in outside screened room.Screened room can mask extraneous wireless communication
Number, it is ensured that shielding indoor test process will not be interfered by extraneous wireless signal.
Wherein, testboard is provided in screened room, test machine is placed on testboard and is tested.In order to which validation test machine is
The no performance in all direction of the launch is consistent, and the testboard could be provided as rotatable testboard, so that test machine
Radiofrequency signal can be emitted towards different directions.
Reception antenna is additionally provided in the screened room, the reception antenna is connect with the test equipment.Test machine is sent out
When penetrating radiofrequency signal, test equipment is obtained by the reception antenna and receives signal, and is docked the collection of letters number and analyzed, to obtain
To the test result of the test machine.
During the test, test equipment can control test machine with default transmission power transmitting radiofrequency signal.Wherein, in advance
If transmission power can be a pre-set magnitude of power.For example, default transmission power can be 20dBm (decibel millis
Watt).
Then, test equipment judges that whether the reception antenna obtains first receive the signal strength of signal more than default
Signal strength threshold.Wherein, preset signal strength threshold value can be a pre-set signal strength values.For example, default letter
Number intensity threshold can be -36dBm.The preset signal strength threshold value indicates that the radiation dispersion index of the test machine meets mark
Critical point that is accurate and not being inconsistent between standardization.
It should be noted that the preset signal strength threshold value is adapted with the default transmission power.Default transmitting work(
When rate is larger, preset signal strength threshold value can also be arranged larger.When default transmission power is smaller, preset signal strength threshold value
What can also be arranged is smaller.
In addition, frequency dependence of the preset signal strength threshold value also with the radiofrequency signal of test machine transmitting.For example,
When the frequency of the radiofrequency signal of test machine transmitting is between 30MHz (megahertz) to 1GHz (girz), the preset signals are strong
Degree threshold value could be provided as -36dBm；The frequency of the radiofrequency signal of test machine transmitting is described default when 1GHz is between 4GHz
Signal strength threshold could be provided as -30dBm.
When judging result is that the described first signal strength for receiving signal is more than the preset signal strength threshold value, indicate
The radiation dispersion index of the test machine is not inconsistent standardization, at this time it needs to be determined that the spuious source of radiation dispersion.When judging result is
When described first signal strength for receiving signal is less than or equal to the preset signal strength threshold value, the spoke of the test machine is indicated
Spuious index is penetrated to comply with standard.
120, if the described first signal strength for receiving signal is more than the preset signal strength threshold value, disconnect the survey
The radio-frequency signal source of test-run a machine, and the test machine is connected into external radio-frequency signal source.
When test equipment judges that the signal strength that described first receives signal is more than the preset signal strength threshold value,
Indicate that the radiation dispersion index of the test machine is not inconsistent standardization.At this point, test equipment control disconnects the radio frequency of the test machine
Signal source, and the test machine is connected into external radio-frequency signal source.
Wherein, the radio-frequency signal source of the test machine is the radiofrequency signal being arranged on the circuit board of the test machine
Source.The radio-frequency signal source of the test machine passes through for generating radiofrequency signal in the course of normal operation of the test machine
The radio-frequency antenna of the test machine is emitted to the external world.External radio-frequency signal source is independently of the radiofrequency signal except the test machine
Source.For example, the external radio-frequency signal source can be the radio-frequency signal source or described external being arranged on another electronic equipment
Radio-frequency signal source may be the oscillating circuit for generating radiofrequency signal.
It should be noted that the specification phase of the specification of the external radio-frequency signal source and the radio-frequency signal source of the test machine
Together.Wherein, the parameters such as operating voltage, operating current, internal driving of the external radio-frequency signal source with the test machine
The parameter of radio-frequency signal source is identical.
130, it controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge that obtain second receives
Whether the signal strength of signal is more than the preset signal strength threshold value.
After test equipment controls the external radio-frequency signal source of the test machine connection, the test machine can be controlled with described pre-
If transmission power emits radiofrequency signal, and judges whether the signal strength for the second reception signal that the reception antenna obtains is more than
The preset signal strength threshold value.
140, if the described second signal strength for receiving signal is less than or equal to the preset signal strength threshold value, by institute
The radio-frequency signal source for stating test machine is determined as the spuious source of radiation dispersion.
If judging result, which is the described second signal strength for receiving signal, is less than or equal to the preset signal strength threshold value,
The radiation dispersion index of the test machine complies with standard after expression switching radio-frequency signal source.That is, passing through the test machine itself
Radio-frequency signal source transmitting radiofrequency signal when, the radiation dispersion index of the test machine is not inconsistent standardization, and passes through external radio frequency
When signal source emits radiofrequency signal, the radiation dispersion index of the test machine complies with standard.
Hence, it can be determined that the stray radiation signal of the test machine derives from the radio-frequency signal source of the test machine.From
And the radio-frequency signal source of the test machine can be determined as to the spuious source of radiation dispersion.
In some embodiments, as shown in figure 4, step 110, control test machine emit radio frequency letter with default transmission power
Number, and judge whether the signal strength that obtain first receives signal is more than preset signal strength threshold value, include the following steps：
111, control test machine emits radiofrequency signal with default transmission power；
112, set the distance between reception antenna and the test machine to pre-determined distance；
113, it obtains first by the reception antenna and receives signal；
114, judge whether the signal strength that described first receives signal is more than preset signal strength threshold value.
It should be understood that in the test process to the test machine, the signal strength that the reception antenna receives is also
The distance between the reception antenna and test machine are related.The distance between reception antenna and test machine are closer, receive
Signal strength is bigger；The distance between reception antenna and test machine are remoter, and the signal strength received is smaller.
Wherein, screened room can meet the distance requirement in radiation dispersion test.For example, between reception antenna and test machine
Distance could be provided as 3m (rice), 5m, 10m etc..Driving mechanism can be set in screened room, and the driving mechanism is for driving
The reception antenna is in shielding indoor moving.The driving mechanism can be controlled by test equipment.
During the test, test equipment can control test machine with default transmission power transmitting radiofrequency signal.Then, it surveys
Examination equipment controls the driving mechanism to drive reception antenna to be moved, by between reception antenna and the test machine away from
From being set as pre-determined distance.The pre-determined distance can be a pre-set distance values.For example, the pre-determined distance can
Think 3m.
Then, test equipment obtains first by the reception antenna and receives signal, and receives signal by described first
Signal strength is compared with preset signal strength threshold value, to judge whether the signal strength that described first receives signal is more than in advance
If signal strength threshold.
In some embodiments, as shown in figure 5, step 130, the control test machine are emitted with the default transmission power
Radiofrequency signal, and judge whether the signal strength that obtain second receives signal is more than the preset signal strength threshold value, including
Following steps：
131, it controls the test machine and radiofrequency signal is emitted with the default transmission power；
132, set the distance between the reception antenna and the test machine to the pre-determined distance；
133, it obtains second by the reception antenna and receives signal；
134, judge whether the signal strength that described second receives signal is more than the preset signal strength threshold value.
Wherein, test equipment controls after the test machine connects external radio-frequency signal source, then test machine described in secondary control with
The default transmission power emits radiofrequency signal.
Since the distance between reception antenna and test machine may be affected by other factors and change, or
Due to the operation such as reset the distance between reception antenna and test machine are changed.Therefore, test equipment can control
The driving mechanism drives reception antenna to be moved, and the distance between the reception antenna and the test machine are arranged
For the pre-determined distance.
Then, test equipment obtains second by the reception antenna and receives signal, and receives signal by described second
Signal strength is compared with the preset signal strength threshold value, and whether the signal strength to judge the second reception signal is big
In the preset signal strength threshold value.
In some embodiments, if as shown in fig. 6, step 120, the signal strength of the first reception signal are more than described
Preset signal strength threshold value then disconnects the radio-frequency signal source of the test machine, and the test machine is connected external radiofrequency signal
Source includes the following steps：
121, if the described first signal strength for receiving signal is more than the preset signal strength threshold value, switching is switched
Second state is switched to by first state, the radio-frequency signal source of test machine and institute described in the switching switch connection under first state
State the radio-frequency antenna of test machine, the switching external radio-frequency signal source of switch connection and the test machine is described under the second state
Radio-frequency antenna.
Wherein, switching switch or switching switch can be provided on the testboard in screened room to be arranged
Inside test machine.The switching switch can be single-pole double-throw switch (SPDT).Switching switch can by the test equipment into
Row control.
The switching switch has first state and the second state.Wherein, in the first state, the switching switch connection
The radio-frequency antenna of the radio-frequency signal source of the test machine and the test machine.Under second state, the switching switch connection is external
The radio-frequency antenna of radio-frequency signal source and the test machine.
It, will when test equipment judges that the signal strength that described first receives signal is more than the preset signal strength threshold value
The switching switch switches to the second state by first state, so that test machine disconnects the radio-frequency signal source of itself and connects
External radio-frequency signal source.
In some embodiments, if as shown in fig. 6, the signal strength of step 140, the second reception signal is less than or waits
In the preset signal strength threshold value, then after the radio-frequency signal source of the test machine being determined as the spuious source of radiation dispersion,
It is further comprising the steps of：
150, if the described second signal strength for receiving signal is more than the preset signal strength threshold value, by the test
The antenna end of machine is determined as the spuious source of radiation dispersion.
Wherein, test equipment judges whether the signal strength that described second receives signal is more than the preset signal strength threshold
After value, if the described second signal strength for receiving signal is more than the preset signal strength threshold value, switching radio-frequency signal source is indicated
The radiation dispersion index of the test machine is not still inconsistent standardization afterwards.That is, passing through the test machine radio-frequency signal source of itself
When emitting radiofrequency signal, the radiation dispersion index of the test machine is not inconsistent standardization, and is penetrated by external radio-frequency signal source
When frequency signal, the radiation dispersion index of the test machine is not still inconsistent standardization.
Therefore, the spuious source of the radiation dispersion of the test machine can exclude the test machine radio-frequency signal source of itself.
At this point, the antenna end of the test machine is determined as the spuious source of radiation dispersion by test equipment.Wherein, antenna end includes the survey
The radio-frequency antenna of test-run a machine and the electronic device being arranged around radio-frequency antenna, such as camera, range sensor, receiver
Deng.
When it is implemented, the application is not limited by the execution sequence of described each step, conflict is not being generated
In the case of, certain steps can also use other sequences to carry out or be carried out at the same time.
From the foregoing, it will be observed that radiation dispersion test method provided by the embodiments of the present application, including：Test machine is controlled with default transmitting
Power emission radiofrequency signal, and judge whether the signal strength that obtain first receives signal is more than preset signal strength threshold value；
If the described first signal strength for receiving signal is more than the preset signal strength threshold value, the radio frequency letter of the test machine is disconnected
Number source, and the test machine is connected into external radio-frequency signal source；The test machine is controlled to penetrate with the default transmission power
Frequency signal, and judge whether the signal strength that obtain second receives signal is more than the preset signal strength threshold value；If described
Second signal strength for receiving signal is less than or equal to the preset signal strength threshold value, then by the radiofrequency signal of the test machine
Source is determined as the spuious source of radiation dispersion.In the radiation dispersion test method, do not met in the radiation dispersion index of test machine
When standard, the radio-frequency signal source of test machine can be switched to external radio-frequency signal source and tested, so as to quickly determine
The spuious source of radiation dispersion whether be test machine radio-frequency signal source, with realize quickly determine test machine in radiation dispersion it is spuious
Source.
The embodiment of the present application also provides a kind of radiation dispersion test device, and the radiation dispersion test device can be integrated in
In test equipment, to carry out radiation dispersion test to test machine.
As shown in figure 8, radiation dispersion test device 200 may include：First judgment module 201, handover module 202,
Two judgment modules 203, determining module 204.
First judgment module 201 emits radiofrequency signal with default transmission power for controlling test machine, and judges acquisition
Whether the first signal strength for receiving signal is more than preset signal strength threshold value.
Radiation dispersion test process can be controlled by test equipment, be carried out in screened room.Wherein, screened room can be with
For a darkroom, the test equipment is placed in outside screened room.Screened room can mask extraneous wireless signal, it is ensured that shielding
Indoor test process will not be interfered by extraneous wireless signal.
Wherein, testboard is provided in screened room, test machine is placed on testboard and is tested.In order to which validation test machine is
The no performance in all direction of the launch is consistent, and the testboard could be provided as rotatable testboard, so that test machine
Radiofrequency signal can be emitted towards different directions.
Reception antenna is additionally provided in the screened room, the reception antenna is connect with the test equipment.Test machine is sent out
When penetrating radiofrequency signal, test equipment is obtained by the reception antenna and receives signal, and is docked the collection of letters number and analyzed, to obtain
To the test result of the test machine.
During the test, the first judgment module 201 can control test machine with default transmission power transmitting radiofrequency signal.
Wherein, default transmission power can be a pre-set magnitude of power.(divide for example, default transmission power can be 20dBm
Shellfish milliwatt).
Then, the first judgment module 201 judge the reception antenna obtains first receive signal signal strength whether
More than preset signal strength threshold value.Wherein, preset signal strength threshold value can be a pre-set signal strength values.Example
Such as, preset signal strength threshold value can be -36dBm.The preset signal strength threshold value indicates the radiation dispersion of the test machine
Index complies with standard and is not inconsistent the critical point between standardization.
It should be noted that the preset signal strength threshold value is adapted with the default transmission power.Default transmitting work(
When rate is larger, preset signal strength threshold value can also be arranged larger.When default transmission power is smaller, preset signal strength threshold value
What can also be arranged is smaller.
In addition, frequency dependence of the preset signal strength threshold value also with the radiofrequency signal of test machine transmitting.For example,
When the frequency of the radiofrequency signal of test machine transmitting is between 30MHz (megahertz) to 1GHz (girz), the preset signals are strong
Degree threshold value could be provided as -36dBm；The frequency of the radiofrequency signal of test machine transmitting is described default when 1GHz is between 4GHz
Signal strength threshold could be provided as -30dBm.
When judging result is that the described first signal strength for receiving signal is more than the preset signal strength threshold value, indicate
The radiation dispersion index of the test machine is not inconsistent standardization, at this time it needs to be determined that the spuious source of radiation dispersion.When judging result is
When described first signal strength for receiving signal is less than or equal to the preset signal strength threshold value, the spoke of the test machine is indicated
Spuious index is penetrated to comply with standard.
Handover module 202, if the signal strength for receiving signal for described first is more than the preset signal strength threshold value,
The radio-frequency signal source of the test machine is then disconnected, and the test machine is connected into external radio-frequency signal source.
When the first judgment module 201 judges that the signal strength that described first receives signal is more than the preset signal strength
When threshold value, indicate that the radiation dispersion index of the test machine is not inconsistent standardization.At this point, the control of handover module 202 disconnects the survey
The radio-frequency signal source of test-run a machine, and the test machine is connected into external radio-frequency signal source.
Wherein, the radio-frequency signal source of the test machine is the radiofrequency signal being arranged on the circuit board of the test machine
Source.The radio-frequency signal source of the test machine passes through for generating radiofrequency signal in the course of normal operation of the test machine
The radio-frequency antenna of the test machine is emitted to the external world.External radio-frequency signal source is independently of the radiofrequency signal except the test machine
Source.For example, the external radio-frequency signal source can be the radio-frequency signal source or described external being arranged on another electronic equipment
Radio-frequency signal source may be the oscillating circuit for generating radiofrequency signal.
It should be noted that the specification phase of the specification of the external radio-frequency signal source and the radio-frequency signal source of the test machine
Together.Wherein, the parameters such as operating voltage, operating current, internal driving of the external radio-frequency signal source with the test machine
The parameter of radio-frequency signal source is identical.
Second judgment module 203 emits radiofrequency signal with the default transmission power for controlling the test machine, and sentences
Whether the signal strength that disconnected second obtained receives signal is more than the preset signal strength threshold value.
After handover module 202 controls the external radio-frequency signal source of the test machine connection, the second judgment module 203 can control
The test machine emits radiofrequency signal with the default transmission power, and judges that the reception antenna obtains second receives signal
Signal strength whether be more than the preset signal strength threshold value.
Determining module 204, if the signal strength for receiving signal for described second is strong less than or equal to the preset signals
Threshold value is spent, then the radio-frequency signal source of the test machine is determined as to the spuious source of radiation dispersion.
If the judging result of the second judgment module 203 is the signal strength of the second reception signal less than or equal to described
Preset signal strength threshold value, the radiation dispersion index of the test machine complies with standard after indicating switching radio-frequency signal source.That is, logical
When crossing the radio-frequency signal source transmitting radiofrequency signal of the test machine itself, the radiation dispersion index of the test machine does not meet mark
Standard, and by external radio-frequency signal source emit radiofrequency signal when, the radiation dispersion index of the test machine complies with standard.
Hence, it can be determined that the stray radiation signal of the test machine derives from the radio-frequency signal source of the test machine.From
And the radio-frequency signal source of the test machine can be determined as the spuious source of radiation dispersion by determining module 204.
In some embodiments, the first judgment module 201 is for executing following steps：
It controls test machine and radiofrequency signal is emitted with default transmission power；
Set the distance between reception antenna and the test machine to pre-determined distance；
First, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described first receives signal is more than preset signal strength threshold value.
It should be understood that in the test process to the test machine, the signal strength that the reception antenna receives is also
The distance between the reception antenna and test machine are related.The distance between reception antenna and test machine are closer, receive
Signal strength is bigger；The distance between reception antenna and test machine are remoter, and the signal strength received is smaller.
Wherein, screened room can meet the distance requirement in radiation dispersion test.For example, between reception antenna and test machine
Distance could be provided as 3m (rice), 5m, 10m etc..Driving mechanism can be set in screened room, and the driving mechanism is for driving
The reception antenna is in shielding indoor moving.The driving mechanism can be controlled by test equipment.
During the test, the first judgment module 201 can control test machine with default transmission power transmitting radiofrequency signal.
Then, the first judgment module 201 controls the driving mechanism to drive reception antenna to be moved, by reception antenna with it is described
The distance between test machine is set as pre-determined distance.The pre-determined distance can be a pre-set distance values.For example,
The pre-determined distance can be 3m.
Then, the first judgment module 201 obtains first by the reception antenna and receives signal, and described first is received
The signal strength of signal is compared with preset signal strength threshold value, with judge it is described first receive signal signal strength whether
More than preset signal strength threshold value.
In some embodiments, the second judgment module 203 is for executing following steps：
It controls the test machine and radiofrequency signal is emitted with the default transmission power；
Set the distance between the reception antenna and the test machine to the pre-determined distance；
Second, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described second receives signal is more than the preset signal strength threshold value.
Wherein, after handover module 202 controls the external radio-frequency signal source of the test machine connection, the control of the second judgment module 203
It makes the test machine and radiofrequency signal is emitted with the default transmission power.
Since the distance between reception antenna and test machine may be affected by other factors and change, or
Due to the operation such as reset the distance between reception antenna and test machine are changed.Therefore, the second judgment module 203 can
Drive reception antenna to be moved to control the driving mechanism, by between the reception antenna and the test machine away from
From being set as the pre-determined distance.
Then, the second judgment module 203 obtains second by the reception antenna and receives signal, and described second is received
The signal strength of signal is compared with the preset signal strength threshold value, to judge the described second signal strength for receiving signal
Whether the preset signal strength threshold value is more than.
In some embodiments, handover module 202 is for executing following steps：
If the described first signal strength for receiving signal is more than the preset signal strength threshold value, will switching switch by the
One state switches to the second state, the radio-frequency signal source of test machine and the survey described in the switching switch connection under first state
The radio-frequency antenna of test-run a machine, the radio frequency of the switching external radio-frequency signal source of switch connection and the test machine under the second state
Antenna.
Wherein, switching switch or switching switch can be provided on the testboard in screened room to be arranged
Inside test machine.The switching switch can be single-pole double-throw switch (SPDT).Switching switch can by the test equipment into
Row control.
The switching switch has first state and the second state.Wherein, in the first state, the switching switch connection
The radio-frequency antenna of the radio-frequency signal source of the test machine and the test machine.Under second state, the switching switch connection is external
The radio-frequency antenna of radio-frequency signal source and the test machine.
First judgment module 201 judges that the signal strength that described first receives signal is more than the preset signal strength threshold
When value, the switching is switched and switches to the second state by first state by handover module 202, so that test machine disconnects itself
Radio-frequency signal source and connect external radio-frequency signal source.
In some embodiments, determining module 204 is additionally operable to execute following steps：
If the described second signal strength for receiving signal is more than the preset signal strength threshold value, by the test machine
Antenna end is determined as the spuious source of radiation dispersion.
Wherein, the second judgment module 203 judges whether the signal strength that described second receives signal is more than the default letter
After number intensity threshold, if the described second signal strength for receiving signal is more than the preset signal strength threshold value, indicate that switching is penetrated
The radiation dispersion index of the test machine is not still inconsistent standardization after frequency source signal.That is, penetrating by the test machine itself
When frequency source signal emits radiofrequency signal, the radiation dispersion index of the test machine is not inconsistent standardization, and passes through external radiofrequency signal
When source emits radiofrequency signal, the radiation dispersion index of the test machine is not still inconsistent standardization.
Therefore, the spuious source of the radiation dispersion of the test machine can exclude the test machine radio-frequency signal source of itself.
At this point, the antenna end of the test machine is determined as the spuious source of radiation dispersion by determining module 204.Wherein, antenna end includes institute
The electronic device stated the radio-frequency antenna of test machine and be arranged around radio-frequency antenna, for example, it is camera, range sensor, called
Device etc..
When it is implemented, the above modules can be realized as independent entity, arbitrary combination can also be carried out, is made
It is realized for same or several entities.
From the foregoing, it will be observed that radiation dispersion test device 200 provided by the embodiments of the present application, is controlled by the first judgment module 201
Test machine processed emits radiofrequency signal with default transmission power, and judges whether the signal strength of the obtain first reception signal is more than
Preset signal strength threshold value；The signal strength that handover module 202 receives signal described first is more than the preset signal strength
When threshold value, the radio-frequency signal source of the test machine is disconnected, and the test machine is connected into external radio-frequency signal source；Second judges mould
Block 203 controls the test machine and emits radiofrequency signal with the default transmission power, and judges that obtain second receives signal
Whether signal strength is more than the preset signal strength threshold value；If the described second signal strength for receiving signal is less than or equal to institute
State preset signal strength threshold value, it is determined that the radio-frequency signal source of the test machine is determined as the spuious of radiation dispersion by module 204
Source.The radiation dispersion test device can be by the radio frequency of test machine when the radiation dispersion index of test machine is not inconsistent standardization
Signal source is switched to external radio-frequency signal source and is tested, so as to quickly determine whether the spuious source of radiation dispersion is test
The radio-frequency signal source of machine, to realize the spuious source for quickly determining radiation dispersion in test machine.
The embodiment of the present application also provides a kind of test equipment.The test equipment can be personal computer (Personal
Computer, PC) etc. equipment.As shown in figure 9, test equipment 300 includes processor 301 and memory 302.Wherein, processor
301 are electrically connected with memory 302.
Processor 301 is the control centre of test equipment 300, utilizes various interfaces and the entire test equipment of connection
300 various pieces, by running or calling the computer program being stored in memory 302, and calling to be stored in storage
Data in device 302 execute the various functions and processing data of test equipment, to carry out integral monitoring to test equipment 300.
In the present embodiment, processor 301 in test equipment 300 can according to following step, by one or one with
On the corresponding instruction of process of computer program be loaded into memory 302, and be stored in storage by processor 301 to run
Computer program in device 302, to realize various functions：
It controls test machine and radiofrequency signal is emitted with default transmission power, and judge that the signal of the obtain first reception signal is strong
Whether degree is more than preset signal strength threshold value；
If the described first signal strength for receiving signal is more than the preset signal strength threshold value, the test machine is disconnected
Radio-frequency signal source, and the test machine is connected into external radio-frequency signal source；
It controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge that obtain second receives signal
Signal strength whether be more than the preset signal strength threshold value；
If the described second signal strength for receiving signal is less than or equal to the preset signal strength threshold value, by the survey
The radio-frequency signal source of test-run a machine is determined as the spuious source of radiation dispersion.
In some embodiments, control test machine emits radiofrequency signal with default transmission power, and judges obtain first
When whether receiving the signal strength of signal more than preset signal strength threshold value, processor 301 executes following steps：
It controls test machine and radiofrequency signal is emitted with default transmission power；
Set the distance between reception antenna and the test machine to pre-determined distance；
First, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described first receives signal is more than preset signal strength threshold value.
In some embodiments, it controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge to obtain
When whether the signal strength that second taken receives signal is more than the preset signal strength threshold value, processor 301 executes following step
Suddenly：
It controls the test machine and radiofrequency signal is emitted with the default transmission power；
Set the distance between the reception antenna and the test machine to the pre-determined distance；
Second, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described second receives signal is more than the preset signal strength threshold value.
In some embodiments, the radio-frequency signal source of the test machine is disconnected, and the test machine is connected into external radio frequency
When signal source, processor 301 executes following steps：
Switching switch is switched into the second state by first state, is tested described in the switching switch connection under first state
The radio-frequency antenna of the radio-frequency signal source of machine and the test machine, the external radio-frequency signal source of the switching switch connection under the second state
With the radio-frequency antenna of the test machine.
In some embodiments, if the described second signal strength for receiving signal is less than or equal to the preset signal strength
Threshold value, then after the radio-frequency signal source of the test machine being determined as the spuious source of radiation dispersion, processor 301 also executes following
Step：
If the described second signal strength for receiving signal is more than the preset signal strength threshold value, by the test machine
Antenna end is determined as the spuious source of radiation dispersion.
Memory 302 can be used for storing computer program and data.Include in the computer program that memory 302 stores
The instruction that can be executed in the processor.Computer program can form various functions module.Processor 301 is stored in by calling
The computer program of memory 302, to perform various functions application and data processing.
In some embodiments, as shown in Figure 10, test equipment 300 further includes：It is control circuit 303, display screen 304, defeated
Enter unit 305 and power supply 306.Wherein, processor 301 respectively with control circuit 303, display screen 304, input unit 305 with
And power supply 306 is electrically connected.
Control circuit 303 is used to control test machine, and controls the position of reception antenna in screened room.
For example, control circuit 303, which can be used for controlling test machine, connects external radio-frequency signal source.
Display screen 303 is for showing the information got in information input by user and test process.For example, display screen
303 are displayed for the signal strength that reception antenna receives.
Input unit 305 can be used for receiving number input by user, character information etc., and generate with user setting and
The related keyboard of function control, mouse, operating lever, optics or the input of trace ball signal etc..
Power supply 306 is used to power to all parts of test equipment 300.In some embodiments, power supply 306 can pass through
301 logical connection of processor of power-supply management system and test equipment 300, to carry out power managed by power-supply management system
Deng.
From the foregoing, it will be observed that the embodiment of the present application provides a kind of test equipment, the test equipment executes following steps：Control
Test machine emits radiofrequency signal with default transmission power, and judges that whether obtain first receive the signal strength of signal more than pre-
If signal strength threshold；If the described first signal strength for receiving signal is more than institute
Preset signal strength threshold value is stated, then disconnects the radio-frequency signal source of the test machine, and test machine connection is outer
Connect radio-frequency signal source；It controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge that obtain second connects
Whether the signal strength of the collection of letters number is more than the preset signal strength threshold value；If the signal strength of the second reception signal is less than
Or be equal to the preset signal strength threshold value, then the radio-frequency signal source of the test machine is determined as to the spuious source of radiation dispersion.
The radio-frequency signal source of test machine can be switched to by the test equipment when the radiation dispersion index of test machine is not inconsistent standardization
External radio-frequency signal source is tested, so as to quickly determine radiation dispersion spuious source whether be test machine radiofrequency signal
Source, to realize the spuious source for quickly determining radiation dispersion in test machine.
The embodiment of the present application also provides a kind of storage medium, computer program is stored in the storage medium, when described
When computer program is run on computers, the computer executes the radiation dispersion test side described in any of the above-described embodiment
Method.
It should be noted that one of ordinary skill in the art will appreciate that whole in the various methods of above-described embodiment or
Part steps are relevant hardware can be instructed to complete by computer program, and the computer program can be stored in meter
In calculation machine readable storage medium storing program for executing, the storage medium can include but is not limited to：Read-only memory (ROM, Read Only
Memory), random access memory (RAM, Random AccessMemory), disk or CD etc..
Radiation dispersion test method, device, storage medium and the test equipment that the embodiment of the present application is provided above into
It has gone and has been discussed in detail.Specific examples are used herein to illustrate the principle and implementation manner of the present application, the above implementation
The explanation of example is merely used to help understand the present processes and its core concept；Meanwhile for those skilled in the art, according to
According to the thought of the application, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification
It should not be construed as the limitation to the application.
Claims (12)
1. a kind of radiation dispersion test method, which is characterized in that including：
It controls test machine and radiofrequency signal is emitted with default transmission power, and judge that the signal strength of the obtain first reception signal is
It is no to be more than preset signal strength threshold value；
If the described first signal strength for receiving signal is more than the preset signal strength threshold value, penetrating for the test machine is disconnected
Frequency source signal, and the test machine is connected into external radio-frequency signal source；
It controls the test machine and radiofrequency signal is emitted with the default transmission power, and judge the obtain second letter for receiving signal
Whether number intensity is more than the preset signal strength threshold value；
If the described second signal strength for receiving signal is less than or equal to the preset signal strength threshold value, by the test machine
Radio-frequency signal source be determined as the spuious source of radiation dispersion.
2. radiation dispersion test method according to claim 1, which is characterized in that the control test machine is with default transmitting
Power emission radiofrequency signal, and judge whether the signal strength that obtain first receives signal is more than preset signal strength threshold value,
Including：
It controls test machine and radiofrequency signal is emitted with default transmission power；
Set the distance between reception antenna and the test machine to pre-determined distance；
First, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described first receives signal is more than preset signal strength threshold value.
3. radiation dispersion test method according to claim 2, which is characterized in that the control test machine is with described
Default transmission power emits radiofrequency signal, and judges whether the signal strength that obtain second receives signal is more than the default letter
Number intensity threshold, including：
It controls the test machine and radiofrequency signal is emitted with the default transmission power；
Set the distance between the reception antenna and the test machine to the pre-determined distance；
Second, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described second receives signal is more than the preset signal strength threshold value.
4. radiation dispersion test method according to any one of claims 1 to 3, which is characterized in that described to disconnect the survey
The radio-frequency signal source of test-run a machine, and the test machine is connected into external radio-frequency signal source, including：
Switching switch is switched into the second state by first state, test machine described in the switching switch connection under first state
The radio-frequency antenna of radio-frequency signal source and the test machine, the external radio-frequency signal source of the switching switch connection and institute under the second state
State the radio-frequency antenna of test machine.
5. radiation dispersion test method according to any one of claims 1 to 3, which is characterized in that further include：
If the described second signal strength for receiving signal is more than the preset signal strength threshold value, by the antenna of the test machine
End is determined as the spuious source of radiation dispersion.
6. a kind of radiation dispersion test device, which is characterized in that including：
First judgment module emits radiofrequency signal with default transmission power for controlling test machine, and judges that obtain first connects
Whether the signal strength of the collection of letters number is more than preset signal strength threshold value；
Handover module disconnects if the signal strength for receiving signal for described first is more than the preset signal strength threshold value
The radio-frequency signal source of the test machine, and the test machine is connected into external radio-frequency signal source；
Second judgment module emits radiofrequency signal with the default transmission power for controlling the test machine, and judges to obtain
Second receive signal signal strength whether be more than the preset signal strength threshold value；
Determining module, if the signal strength for receiving signal for described second is less than or equal to the preset signal strength threshold value,
The radio-frequency signal source of the test machine is then determined as to the spuious source of radiation dispersion.
7. radiation dispersion test device according to claim 6, which is characterized in that first judgment module is used for：
It controls test machine and radiofrequency signal is emitted with default transmission power；
Set the distance between reception antenna and the test machine to pre-determined distance；
First, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described first receives signal is more than preset signal strength threshold value.
8. radiation dispersion test device according to claim 7, which is characterized in that second judgment module is used for：
It controls the test machine and radiofrequency signal is emitted with the default transmission power；
Set the distance between the reception antenna and the test machine to the pre-determined distance；
Second, which is obtained, by the reception antenna receives signal；
Judge whether the signal strength that described second receives signal is more than the preset signal strength threshold value.
9. according to claim 6 to 8 any one of them radiation dispersion test device, which is characterized in that the handover module is used
In：
Switching switch is switched into the second state by first state, test machine described in the switching switch connection under first state
The radio-frequency antenna of radio-frequency signal source and the test machine, the external radio-frequency signal source of the switching switch connection and institute under the second state
State the radio-frequency antenna of test machine.
10. according to claim 6 to 8 any one of them radiation dispersion test device, which is characterized in that the determining module is also
For：
If the described second signal strength for receiving signal is more than the preset signal strength threshold value, by the antenna of the test machine
End is determined as the spuious source of radiation dispersion.
11. a kind of storage medium, which is characterized in that computer program is stored in the storage medium, when the computer journey
When sequence is run on computers so that the computer perform claim requires 1 to 5 any one of them radiation dispersion test side
Method.
12. a kind of test system, which is characterized in that including test equipment and test machine, the test equipment and the test machine
It is electrically connected；
The test equipment includes processor and memory, and computer program is stored in the memory, and the processor is logical
The computer program for calling and being stored in the memory is crossed, requires the radiation of 1 to 5 any one of them miscellaneous for perform claim
Dissipate test method.
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