CN106908808A - A kind of GPS interference signals method of testing, test terminal and test device - Google Patents
A kind of GPS interference signals method of testing, test terminal and test device Download PDFInfo
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- CN106908808A CN106908808A CN201710102060.8A CN201710102060A CN106908808A CN 106908808 A CN106908808 A CN 106908808A CN 201710102060 A CN201710102060 A CN 201710102060A CN 106908808 A CN106908808 A CN 106908808A
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- gps
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- gps signal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The embodiment of the present invention provides a kind of GPS interference signals method of testing, test terminal and test device, and wherein method includes：Start the d GPS locating module of measured terminal；GPS signal strength value when the functional module to be measured for obtaining measured terminal is closed；GPS signal strength value when the functional module to be measured for obtaining measured terminal is opened；GPS signal strength value when GPS signal strength value and the functional module to be measured when being closed according to the functional module to be measured are opened, determines interference strength of the functional module to be measured to d GPS locating module.The embodiment of the present invention can test out terminal and can use the module for interfering to GPS in itself so that tester can verify the validity and stability of corresponding measures to rectify and reform according to test result.
Description
Technical field
The embodiment of the present invention belongs to terminal test technical field, more particularly to a kind of GPS interference signals method of testing, test
Terminal and test device.
Background technology
With the popularization and the lifting of performance of smart mobile phone, originally the GPS navigator equipment of specialty gradually by
Smart mobile phone is replaced.Smart mobile phone has many advantages relative to traditional single GPS navigator equipment, but due to intelligence
Can mobile phone include the functions of many complexity, when using GPS location function on smart mobile phone, some functional modules can
The signal of interference GPS location can be given off, positioning precision is influenceed.However, in the prior art in test influence GPS location precision
Interference signal when, often only account for interference of the external environment condition to GPS location, and have ignored smart mobile phone includes in itself its
His influence of the functional module to GPS location, it is impossible to according to smart mobile phone functional module in itself to interference that GPS location is produced come
Verify the validity and stability of corresponding measures to rectify and reform.
The content of the invention
The embodiment of the present invention provides a kind of GPS interference signals method of testing, test terminal and test device, can test out
Whether functional module to be measured can interfere to d GPS locating module.
On the one hand the embodiment of the present invention provides a kind of GPS interference signals method of testing, including：
Start the d GPS locating module of measured terminal；
GPS signal strength value when the functional module to be measured for obtaining measured terminal is closed；
GPS signal strength value when the functional module to be measured for obtaining measured terminal is opened；
When GPS signal strength value and the functional module to be measured when being closed according to the functional module to be measured are opened
GPS signal strength value, determines interference strength of the functional module to be measured to d GPS locating module.
On the other hand the embodiment of the present invention provides a kind of test terminal, and the test terminal includes：
Start unit, the d GPS locating module for starting measured terminal；
First acquisition unit, the GPS signal strength value when functional module to be measured for obtaining measured terminal is closed；
Second acquisition unit, the GPS signal strength value when functional module to be measured for obtaining measured terminal is opened；
Interference strength computing unit, GPS signal strength value during for being closed according to the functional module to be measured and described
GPS signal strength value when functional module to be measured is opened, determines that interference of the functional module to be measured to d GPS locating module is strong
Degree.
On the other hand the embodiment of the present invention provides a kind of test device, and the test device includes measured terminal, shielding dress
Put, gps signal source, communication signal source and test terminal, wherein, the measured terminal is located inside the screening arrangement, institute
Stating screening arrangement includes USB interface and radiating antenna, and the test terminal is connected by the USB interface with the measured terminal
Connect, the gps signal source and the communication signal source are connected with the radiating antenna, think the institute in the screening arrangement
State measured terminal and gps signal and communication signal are provided.
The embodiment of the present invention is by starting the d GPS locating module of measured terminal；Obtain the functional module to be measured of measured terminal
GPS signal strength value during closing；GPS signal strength value when the functional module to be measured for obtaining measured terminal is opened；According to institute
GPS signal strength value when GPS signal strength value and the functional module unlatching to be measured when functional module to be measured is closed is stated, really
The fixed functional module to be measured, can be to GPS using making such that it is able to test out terminal itself to the interference strength of d GPS locating module
Into the functional module of interference.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also obtain other attached according to these accompanying drawings
Figure.
Fig. 1 is a kind of schematic flow diagram of GPS interference signals method of testing that the embodiment of the present invention one is provided；
Fig. 2 is a kind of GPS disturbed tests method for using the offer of the embodiment of the present invention one to some test events of terminal
Test result schematic diagram after being tested；
Fig. 3 is a kind of schematic flow diagram of GPS interference signals method of testing that the embodiment of the present invention two is provided；
Fig. 4 is a kind of schematic block diagram of test terminal that the embodiment of the present invention three is provided；
Fig. 5 is a kind of schematic block diagram of test terminal that the embodiment of the present invention four is provided；
Fig. 6 is a kind of schematic block diagram of test device that the embodiment of the present invention five is provided；
Fig. 7 is a kind of schematic block diagram of test device that the embodiment of the present invention six is provided.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is explicitly described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is the present invention one
The embodiment divided, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under the premise of creative work, should all belong to the scope of protection of the invention.
In description and claims of this specification and above-mentioned accompanying drawing term " including " and their any deformations, meaning
Figure is to cover non-exclusive including.Process, method or system, product or equipment for example comprising series of steps or unit do not have
The step of having listed or unit are defined in, but alternatively also include the step of not listing or unit, or alternatively also wrapped
Include for these processes, method, product or other intrinsic steps of equipment or unit.Additionally, term " first ", " second " and
" 3rd " etc. is for distinguishing different objects, not for description particular order.
Fig. 1 is a kind of schematic flow diagram of GPS interference signals method of testing that the embodiment of the present invention one is provided, the method
Executive agent is test terminal.Shown in Figure 1, the method includes：
Step S101, starts the d GPS locating module of measured terminal.
Wherein, the test terminal includes but is not limited to the computer equipments such as computer, and the measured terminal includes but do not limit
In the smart machine with GPS location function such as smart mobile phone.
Wherein, also included before step S101：The test terminal is set up to be connected with the test of the terminal.Specifically
, the test that can set up the test terminal and the terminal by USB connecting lines is connected so that the test terminal can be with
The measured terminal is controlled, and GPS disturbed tests are carried out to the measured terminal.
In the present embodiment, Total control softwares are installed, in the test terminal and institute in the test terminal
After stating measured terminal foundation connection, you can measured terminal screen is projected into test eventually by the Total control softwares
On the screen of end so that the function of the measured terminal can realize in the test terminal, so just can be by the test
To control, the measured terminal execution is corresponding to be operated terminal.
Step S102, the GPS signal strength value when functional module to be measured for obtaining measured terminal is closed.
Step S103, the GPS signal strength value when functional module to be measured for obtaining measured terminal is opened.
In the present embodiment, because the screen of the measured terminal can be projected on the screen of test terminal, therefore can be with
The opening and closing of the functional module to be measured on the measured terminal are controlled by test terminal, specifically：Can be by testing
The manually operated test terminal of personnel controls the opening and closing of the functional module to be measured, it is also possible to by being arranged on the survey
The computer program being turned on and off for functional module to be measured described in timing controlled in examination terminal automatically controls described treating
The opening and closing of brake module.
Further, in the present embodiment, the functional module to be measured includes but is not limited to inside the measured terminal
Wifi module, 2G/3G/4G modules and other functional modules that generation of GPS location function may be disturbed.
Step S104, GPS signal strength value and the functional module to be measured when being closed according to the functional module to be measured
GPS signal strength value during unlatching, determines interference strength of the functional module to be measured to d GPS locating module.
In the present embodiment, step S104 is specifically included：
Calculate when GPS signal strength value and the functional module to be measured when the functional module to be measured is opened are closed
The difference of GPS signal strength value, the interference of d GPS locating module of the module to be measured to the terminal is obtained according to the difference
Intensity.
Further, in the present embodiment, can also be tested by way of being superimposed and opening multiple functional modules to be measured
Interference strength of each functional module to be measured to the d GPS locating module of the terminal under multimode combined situation.For example, to test
As a example by the object functional module relevant with camera, in each functional module corresponding to test camera to the terminal
During the interference strength of d GPS locating module, method of testing may comprise steps of：
After connection of the test terminal with the measured terminal is set up, by stating for being installed on the test terminal
Total control softwares realize the operational control to the measured terminal, and its operating process is specific as follows：
The GPS location functional module of measured terminal is first turned on, and measured terminal is in bright screen holding state, recorded
The GPS signal strength value that now measured terminal is received；
Rear/preceding camera of measured terminal is then turned on, the measured terminal is in the shape of rear/preceding camera preview
State, records the GPS signal strength value that now measured terminal is received；
Then after opening again/recording function of preceding camera, after entering the measured terminal/preceding camera video recording shape
State, records the GPS signal strength value that now measured terminal is received；
On the basis of rear/preceding camera video recording, then the flash lamp of measured terminal is opened, record measured terminal in flash of light
The GPS signal strength value received under lamp open mode.
The received GPS signal strength value under each state of the measured terminal that is measured according to aforesaid operations calculates above-mentioned
Each functional module corresponding to camera is as follows to the method for the interference strength produced by d GPS locating module：
If measured terminal to be in the intensity level of gps signal that is measured under bright screen ideal case as initial reference value, such as
Really described measured terminal be in it is described after/preceding camera preview in the case of, the intensity level for measuring gps signal has been deteriorated 0.7dB,
After described/preceding camera preview in the case of be superimposed after/video recording of preceding camera, measure the intensity level of gps signal on the basis of preview
Decayed 0.5dB, be superimposed on the basis of in the rear/preceding camera preview, rear/preceding camera video recording after opening/proactive
As head flash lamp, the intensity level of gps signal is now measured on the basis of above and the 0.7dB that decayed, then institute can be drawn
After stating/interference that is caused to d GPS locating module of preceding camera preview is 0.7dB, it is described after/preceding camera video recording is to GPS location
The interference that module is caused is 1.2dB, and the interference that afterwards/preceding camera opening flash lamp is caused to d GPS locating module is 1.9dB.
It is understood that above-mentioned is only the preferred embodiment that the present invention is enumerated, it is not intended to limit the invention,
In other implementation examples, interference strength of the test other functions module to the GPS location functional module of terminal, example can also be superimposed
Test result corresponding to some test events as shown in Figure 2, its testing procedure with it is each corresponding to above-mentioned test camera
Individual functional module is identical to the method for the interference strength of the d GPS locating module of the terminal, therefore will not be repeated here.
Further, in the present embodiment, be calculated functional module to be measured to the interference strength of d GPS locating module it
Also include afterwards：Described export the interference strength includes to tester, specifically, can be incited somebody to action by the form of numerical signal bar
The interference strength is shown to user.
Further, in the present embodiment, user can record the terminal and not take whole by above method
When changing measure, then the functional module described to be measured for measuring is examined again to the interference strength caused by the GPS location functional module
After measures to rectify and reform are taken in survey, the functional module to be measured is led to the interference signal intensity caused by the GPS location functional module
Test result weighs the validity and stability of the measures to rectify and reform twice to cross contrast.
Above as can be seen that a kind of GPS interference signals method of testing of the present embodiment offer is due to first by starting quilt
Survey the d GPS locating module of terminal；GPS signal strength value when the functional module to be measured for obtaining measured terminal is closed；Obtain tested
GPS signal strength value when the functional module to be measured of terminal is opened；Gps signal when being closed according to the functional module to be measured is strong
GPS signal strength value when angle value and the functional module to be measured are opened, determines the functional module to be measured to d GPS locating module
Interference strength, can use the functional module for interfering to GPS such that it is able to test out terminal itself so that tester can be with
The validity and stability of corresponding measures to rectify and reform are verified according to test result.
Fig. 3 is a kind of schematic flow diagram of GPS interference signals method of testing that the embodiment of the present invention two is provided.In this implementation
Example in, in order that test result it is more accurate, can before testing shield d GPS locating module institute of the external environment to the terminal
The interference for causing, and for the terminal provides gps signal source and communication signal source.
Specifically, external environment can be shielded to caused by the d GPS locating module of the terminal by pyrometric cone shielded box
Interference, the pyrometric cone shielded box includes USB interface and radiating antenna, and the test terminal and the terminal pass through described three
USB interface on pyramid shielded box sets up test connection, radiating antenna and the gps signal source on the pyrometric cone shielded box
With the connection in communication signal source, for the terminal provides gps signal source and communication signal source.
Further, in the present embodiment, the gps signal source and the communication signal source are connected to institute by combiner
State and be also associated with adjustable attenuator between radiating antenna, and the combiner and the gps signal source.Wherein, the combining
Device is used to be transmitted to the radiation after the signal that the gps signal source and the communication signal source export is merged into signal all the way
Antenna, the adjustable attenuator is used for the signal intensity of the gps signal for adjusting the gps signal source output.
Further, in the present embodiment, the gps signal source includes GPS analog signal generators or is connected with GPS and connects
Receive the gps signal amplifier of antenna；The communication signal source includes 2G/3G/4G signals comprehensive test instrument or WIFI routers.
Further, in the present embodiment, the combiner and four port combiners, the GPS analog signal generators,
The gps signal amplifier, the 2G/3G/4G signals comprehensive test instrument and the WIFI routers are by four port combining
Device is connected to the radiating antenna, and the combiner and the GPS analog signal generators and the gps signal amplifier
Between be connected with an adjustable attenuator.
Shown in Figure 3, the present embodiment provides a kind of GPS interference signals method of testing to be included：
Step S301, detects whether the measured terminal is domestic in shading ring；If the measured terminal is in shading ring
Within the border, then into step S302.
In the present embodiment, the test terminal can in the case where the gps signal source and communication signal source are closed,
Test whether whether the measured terminal receives gps signal and communication signal to judge the measured terminal in shielding shape
State；If in the case where gps signal source and communication signal source are turned off, detecting the measured terminal and not receiving any letter
Number, then illustrate that the measured terminal is in masked state, can now open gps signal source and communication signal source enters step S302
In；Conversely, illustrating that the measured terminal may be disturbed by external environment, tester is now pointed out to take measured terminal
Shielding measure.
Step S302, obtains the measured terminal and performs gps signal and communication signal required when positioning and communication function.
In the present embodiment, in the case where the gps signal source and the communication signal source are opened, when the tested end
When starting corresponding functional module on end, you can get corresponding signal from the gps signal source and the communication signal source.
Because measured terminal is located in the shielded box, the gps signal source and the communication signal source are specific signal sources, and
Transmitted to the measured terminal by the radiating antenna on shielded box, therefore the GPS letters that the measured terminal is received during test
Number and communication signal will not be influenceed by outside environmental elements, can so cause that test result is more accurate.
Step S303, starts the d GPS locating module of measured terminal.
Step S304, the GPS signal strength value when functional module to be measured for obtaining measured terminal is closed.
Step S305, the GPS signal strength value when functional module to be measured for obtaining measured terminal is opened.
Step S306, GPS signal strength value and the functional module to be measured when being closed according to the functional module to be measured
GPS signal strength value during unlatching, determines interference strength of the functional module to be measured to d GPS locating module.
It should be noted that the specific implementation of step S303~step S306 in the present embodiment due to respectively with figure
The implementation of step S101~step S104 is identical in 1 illustrated embodiment, therefore, will not be repeated here.
Thus, it will be seen that a kind of GPS interference signals method of testing that the present embodiment is provided can equally test out terminal
Itself the module for interfering can be used to GPS so that tester can verify corresponding measures to rectify and reform according to test result
Validity and stability；Also, relative to a upper embodiment, the present embodiment due to before testing by terminal and external environment every
Absolutely, terminal is in masked state, such that it is able to the influence for avoiding external environment from causing test, further increase test knot
The accuracy and reliability of fruit.
Fig. 4 shows a kind of schematic block diagram of test terminal that the present embodiment three is provided.Only show for convenience of description
Part related to the present embodiment is gone out.
It is shown in Figure 4, a kind of test terminal 1 that the present embodiment is provided, including：
Start unit 11, the d GPS locating module for starting measured terminal；
First acquisition unit 12, the GPS signal strength value when functional module to be measured for obtaining measured terminal is closed；
Second acquisition unit 123, the GPS signal strength value when functional module to be measured for obtaining measured terminal is opened；
Interference strength computing unit 14, GPS signal strength value and institute during for being closed according to the functional module to be measured
GPS signal strength value when functional module to be measured is opened is stated, determines that interference of the functional module to be measured to d GPS locating module is strong
Degree.
Optionally, shown in Figure 5, in another embodiment, the test terminal 1 also includes：
Detection unit 15, for detecting whether measured terminal is domestic in shading ring；
Control unit 16, if being in for the measured terminal, shading ring is domestic, control start unit startup is tested eventually
The d GPS locating module at end, makes measured terminal perform GPS location and operates.
Optionally, the test terminal 1 also includes：
Signal receiving unit 17, for obtaining gps signal required when the measured terminal execution positioning and communication function
And communication signal.
Optionally, the signal receiving unit, specifically for：
When obtaining the measured terminal execution positioning and communication function from specified gps signal source and communication signal source respectively
Required gps signal and communication signal；
Wherein, the gps signal source includes GPS analog signal generators or is connected with the gps signal of GPS receiving antenna putting
Big device；The communication signal source includes 2G/3G/4G signals comprehensive test instrument or WIFI routers.
It should be noted that the unit in said system provided in an embodiment of the present invention, due to the inventive method
Embodiment is based on same design, and the technique effect that it brings is identical with the inventive method embodiment, and particular content can be found in this hair
Narration in bright embodiment of the method, here is omitted.
Therefore, the test terminal that the present embodiment is provided can equally test out terminal in itself can be to GPS using interfering
Module so that tester can verify the validity and stability of corresponding measures to rectify and reform according to test result.
Fig. 6 shows a kind of schematic block diagram of test device that the present embodiment five is provided.Only show for convenience of description
Part related to the present embodiment is gone out.
Shown in Figure 6, a kind of test device 500 that the present embodiment is provided includes：
Measured terminal 7, screening arrangement 2, gps signal source 3, communication signal source 4 and test terminal 1, wherein, it is described tested
Terminal 7 is located inside the screening arrangement 2, and the screening arrangement 2 includes USB interface and radiating antenna, and the test terminal 1 leads to
Cross the USB interface to be connected with the measured terminal 7, the gps signal source 3 and the communication signal source 4 and the radiation day
Line is connected, and gps signal and communication signal are provided with for the measured terminal 7 in the screening arrangement 2.
Optionally, the test device 500 also includes combiner 5 and adjustable attenuator 6；
The gps signal source 3 and the communication signal source 4 are connected to the spoke of the screening arrangement 2 by the combiner 5
Penetrate antenna；
The adjustable attenuator 6 is connected between the combiner 5 and the gps signal source 3, for adjusting the GPS
The GPS signal strength of the output of signal source 3.
It should be noted that the structure of test terminal in the present embodiment due to Fig. 4~embodiment illustrated in fig. 5 in provide
Test terminal structure it is identical, therefore will not be repeated here.
Therefore, a kind of test device that the present embodiment is provided can equally test out terminal in itself can be to GPS using causing
The module of interference so that tester can verify the validity and stability of corresponding measures to rectify and reform according to test result；Also,
Relative to a upper embodiment, the present embodiment makes terminal be in masked state due to before testing completely cutting off terminal and external environment,
Such that it is able to the influence for avoiding external environment from causing test, the accuracy and reliability of test result is further increased.
Fig. 7 is a kind of schematic block diagram of test terminal that the embodiment of the present invention six is provided, and is only shown for convenience of description
Part related to the present embodiment is gone out.Shown in Figure 7, the test terminal 600 that the present embodiment is provided includes：
Processor (processor) 610, communication interface (Communications Interface) 620, memory
(memory) 630 and bus 640.
Processor 610, communication interface 620, memory 630 completes mutual communication by bus 640.
Communication interface 620, for external device, for example, PC, smart mobile phone etc. communicate.
Processor 610, for configuration processor 131；
Specifically, program 631 can include program code, and described program code includes computer-managed instruction.
Processor 610 is probably a central processor CPU, or specific integrated circuit ASIC (Application
Specific Integrated Circuit), or it is arranged to implement one or more integrated electricity of the embodiment of the present invention
Road.
Memory 630, for depositing program 631.Memory 630 may include high-speed RAM memory, it is also possible to also include
Nonvolatile memory (non-volatile memory), for example, at least one magnetic disk storage.The processor 610 is specific
For controlling described program 631 to perform following steps：
Start the d GPS locating module of measured terminal；
GPS signal strength value when the functional module to be measured for obtaining measured terminal is closed；
GPS signal strength value when the functional module to be measured for obtaining measured terminal is opened；
When GPS signal strength value and the functional module to be measured when being closed according to the functional module to be measured are opened
GPS signal strength value, determines interference strength of the functional module to be measured to d GPS locating module.
Optionally, the d GPS locating module for starting measured terminal, before measured terminal is performed GPS location operation also
Including：
Detect whether the measured terminal is domestic in shading ring；
If the measured terminal is in, shading ring is domestic, enters the d GPS locating module of the startup measured terminal, make by
The step of survey terminal execution GPS location is operated.
Optionally, the d GPS locating module for entering the startup measured terminal, makes measured terminal perform GPS location and grasps
Also include before the step of making：
Obtain the measured terminal and perform gps signal and communication signal required when positioning and communication function.
Optionally, it is described to obtain gps signal and communication letter required when the measured terminal execution positioning and communication function
Number include：
When obtaining the measured terminal execution positioning and communication function from specified gps signal source and communication signal source respectively
Required gps signal and communication signal；
Wherein, the gps signal source includes GPS analog signal generators or is connected with the gps signal of GPS receiving antenna putting
Big device；The communication signal source includes 2G/3G/4G signals comprehensive test instrument or WIFI routers.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the terminal of foregoing description
The specific work process of middle unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed terminal and method can be by them
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Coupling each other or direct-coupling or communication connection can be the INDIRECT COUPLINGs of device or unit by some communication interfaces
Or communication connection, can be electrical, mechanical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On mixed-media network modules mixed-media.Some or all of unit therein can be according to the actual needs selected to realize the mesh of this embodiment scheme
's.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing module, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a module.
Step in present invention method can according to actual needs carry out order adjustment, merge and delete.
Unit in embodiment of the present invention terminal can according to actual needs be merged, divides and deleted.
If the function is to realize in the form of software function module and as independent production marketing or when using, can be with
Storage is in a terminal read/write memory medium.Based on such understanding, technical scheme is substantially right in other words
The part or the part of the technical scheme that prior art contributes can be embodied in the form of software product, the software
Product is stored in a storage medium, is used to including some instructions so that a station terminal (can be terminal, IPAD etc.) is performed
The all or part of step of each embodiment methods described of the invention.And foregoing storage medium includes：USB flash disk, mobile hard disk, only
Read memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc
Or CD etc. is various can be with the medium of store program codes.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description
With the specific work process of unit, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, various equivalent modifications can be readily occurred in or replaced
Change, these modifications or replacement should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain be defined.
Claims (10)
1. a kind of GPS interference signals method of testing, it is characterised in that including：
Start the d GPS locating module of measured terminal；
GPS signal strength value when the functional module to be measured for obtaining measured terminal is closed；
GPS signal strength value when the functional module to be measured for obtaining measured terminal is opened；
GPS letters when GPS signal strength value and the functional module to be measured when being closed according to the functional module to be measured are opened
Number intensity level, determines interference strength of the functional module to be measured to d GPS locating module.
2. GPS interference signals method of testing as claimed in claim 1, it is characterised in that the GPS of the startup measured terminal determines
Position module, makes measured terminal also include before performing GPS location operation：
Detect whether the measured terminal is domestic in shading ring；
If the measured terminal is in, shading ring is domestic, the step of enter the d GPS locating module of the startup measured terminal.
3. GPS interference signals method of testing as claimed in claim 2, it is characterised in that it is described enter it is described start it is tested eventually
The d GPS locating module at end, makes measured terminal also include before performing the step of GPS location is operated：
Obtain the measured terminal and perform gps signal and communication signal required when positioning and communication function.
4. the method for testing of GPS interference signals as claimed in claim 3, it is characterised in that respectively from specified gps signal source
Required gps signal and communication signal when obtaining the measured terminal execution positioning with communication function with communication signal source；
Wherein, the gps signal source includes GPS analog signal generators or is connected with the gps signal amplification of GPS receiving antenna
Device；The communication signal source includes 2G/3G/4G signals comprehensive test instrument or WIFI routers.
5. a kind of test terminal, it is characterised in that the test terminal includes：
Start unit, the d GPS locating module for starting measured terminal；
First acquisition unit, the GPS signal strength value when functional module to be measured for obtaining measured terminal is closed；
Second acquisition unit, the GPS signal strength value when functional module to be measured for obtaining measured terminal is opened；
Interference strength computing unit, GPS signal strength value during for being closed according to the functional module to be measured and described to be measured
GPS signal strength value when functional module is opened, determines interference strength of the functional module to be measured to d GPS locating module.
6. test terminal as claimed in claim 5, it is characterised in that also include：
Detection unit, for detecting whether measured terminal is domestic in shading ring；
Control unit, if being in for the measured terminal, shading ring is domestic, control start unit starts the GPS of measured terminal
Locating module is operated.
7. test terminal as claimed in claim 6, it is characterised in that also include：
Signal receiving unit, for obtaining gps signal and communication required when the measured terminal execution positioning and communication function
Signal.
8. test terminal as claimed in claim 7, it is characterised in that the signal receiving unit, specifically for：
It is required when obtaining the measured terminal execution positioning and communication function from specified gps signal source and communication signal source respectively
Gps signal and communication signal；
Wherein, the gps signal source includes GPS analog signal generators or is connected with the gps signal amplification of GPS receiving antenna
Device；The communication signal source includes 2G/3G/4G signals comprehensive test instrument or WIFI routers.
9. a kind of test device, it is characterised in that including measured terminal, screening arrangement, gps signal source, communication signal source and
Test terminal as described in any one of claim 5~8, wherein, the measured terminal is located inside the screening arrangement, described
Screening arrangement includes USB interface and radiating antenna, and the test terminal is connected by the USB interface with the measured terminal,
The gps signal source and the communication signal source are connected with the radiating antenna, think described in the screening arrangement
Measured terminal provides gps signal and communication signal.
10. test device as claimed in claim 9, it is characterised in that the test device also includes combiner and adjustable declines
Subtract device；
The gps signal source and the communication signal source are connected to the radiating antenna of the screening arrangement by the combiner；
The adjustable attenuator is connected between the combiner and the gps signal source, defeated for adjusting the gps signal source
The GPS signal strength for going out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102060.8A CN106908808A (en) | 2017-02-24 | 2017-02-24 | A kind of GPS interference signals method of testing, test terminal and test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102060.8A CN106908808A (en) | 2017-02-24 | 2017-02-24 | A kind of GPS interference signals method of testing, test terminal and test device |
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| Publication Number | Publication Date |
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| CN106908808A true CN106908808A (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710102060.8A Withdrawn CN106908808A (en) | 2017-02-24 | 2017-02-24 | A kind of GPS interference signals method of testing, test terminal and test device |
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| Country | Link |
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| CN (1) | CN106908808A (en) |
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Application publication date: 20170630 |