CN109788112A - 5G terminal noise immunity test method and system and equipment - Google Patents
5G terminal noise immunity test method and system and equipment Download PDFInfo
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- CN109788112A CN109788112A CN201910138415.8A CN201910138415A CN109788112A CN 109788112 A CN109788112 A CN 109788112A CN 201910138415 A CN201910138415 A CN 201910138415A CN 109788112 A CN109788112 A CN 109788112A
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Abstract
The invention discloses a kind of 5G terminal noise immunity test methods and system and equipment.Wherein, the described method includes: when the frequency and signal strength of the continuous wave CO_2 laser signal, white Gaussian noise interference signal for checking the corresponding 5G frequency through conduction test are accurate, different angles is separated to inquire the worst signal condition of the continuous wave CO_2 laser signal of the corresponding 5G frequency through conduction test, white Gaussian noise interference signal, with the worst signal condition inquired according to this, the fading condition of the various signals of reality of the corresponding worst signal condition inquired is simulated.By the above-mentioned means, can be realized the ability of the noise immunity of test 5G terminal.
Description
Technical field
The present invention relates to the 5th third-generation mobile communication technical field more particularly to a kind of 5G terminal noise immunity test method and
System and equipment.
Background technique
So-called 5G (5th-Generation, the 5th third-generation mobile communication technology) is exactly that the 5th generation mobile phone is mobile logical
Prolonging after letter, also referred to as the 5th third-generation mobile communication technology and 4G (4th-Generation, fourth generation mobile communication technology)
It stretches, just under study for action.The open specification of tissue is stipulated there is presently no any telecommunications company or standard or official document mentions 5G.
The following 5G technology just develops towards network multi-element, broadband, synthesization, intelligentized direction.With various intelligence
Can terminal it is universal, towards the year two thousand twenty and after, explosive growth will be presented in mobile data flow.In the following 5G network, subtract
Small radius of society, increase low power nodes quantity, be guarantee future 1000 times of flows of 5G network support growth core technology it
One.Therefore, super-intensive heterogeneous network becomes the key technology that future 5G network improves data traffic.
Various radio nodes of the future wireless network by deployment more than 10 times of existing website or more, in the macro station area of coverage,
Distance will be kept within 10 meters between website, and support to provide service in every kilometer range for 25000 users.It simultaneously can also
The phenomenon that ratio that active users and website number can occur reaches 1:1, i.e. user and service node correspond.Dense deployment
Network furthered terminal between node at a distance from so that the power of network and spectrum efficiency increase substantially, while also expanding
Network coverage, extends power system capacity, and enhance spirit of the business between different access technologies and each cover-stratification
Activity.Although super-intensive heterogeneous network framework has very big development prospect in 5G, the reduction of euclidean distance between node pair is more close
The network deployment of collection will be so that network topology be more complicated, to be easy to appear and existing mobile communication system is incompatible asks
Topic.In 5G mobile communications network, interference, which is one, to be solved the problems, such as.Interference in network mainly has: co-channel interference, altogether
Enjoy frequency spectrum resource interference, the interference etc. between different coverings time.In 5G network, the general difference of the transmission loss of adjacent node is not
Greatly, this will lead to multiple interference source similar intensities, further deteriorate network performance.
But at least there are the following problems in the prior art for inventor's discovery:
Just under study for action, there is presently no the public affairs that any telecommunications company or standard stipulate tissue for 5th third-generation mobile communication technology
It opens specification or official document mentions 5G, also cannot achieve the ability of the noise immunity of test 5G terminal at present.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of 5G terminal noise immunity test method and system and set
It is standby, it can be realized the ability of the noise immunity of test 5G terminal.
According to an aspect of the present invention, a kind of 5G terminal noise immunity test method is provided, comprising:
Build 5G terminal simulation test environment；
In the 5G terminal simulation test environment built, continuous wave CO_2 laser signal, white Gaussian noise interference letter are generated
Number；
Frequency required for the continuous wave CO_2 laser signal of the generation, white Gaussian noise interference signal are modulated to and function
Rate state；
According to the required frequency being modulated to and power rating, continuous wave CO_2 laser required for 5G terminal is locked
Signal, white Gaussian noise interference signal and frequency range to be measured；
According to continuous wave CO_2 laser signal, white Gaussian noise interference signal required for the 5G terminal of the locking and to be measured
Frequency range, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test；
Establish the communication connection of 5G terminal and the 5G terminal simulation test environment built；
According to the communication connection of the 5G terminal of the foundation and the 5G terminal simulation test environment built, it is whole to read 5G
The signal message of the working frequency at end；
According to the signal message of the working frequency of the 5G terminal of the reading, the work frequency of the 5G terminal of the reading is detected
The size of the signal of clutter in the signal message of rate；
Read it is described through detect clutter signal size 5G terminal the bit error rate, according to the bit error rate of the reading come
Judge the packet data that 5G terminal is lost during demodulated signal；
According to the packet data that the 5G terminal judged is lost during demodulated signal, held respectively by preset value
The continuous intensity for increasing the continuous wave CO_2 laser signal, white Gaussian noise interference signal, and read corresponding continuous wave CO_2 laser signal, height
The signal strength of the communication disruption of this white noise interference signal；
According to the signal strength of the communication disruption of the reading, radiation 24250 megahertz of -52600 MHz frequency range of test
5G terminal；
According to the 5G terminal of -52600 MHz frequency range of 24250 tested via radiation megahertz, check described in corresponding to
Whether the continuous wave CO_2 laser signal of the 5G frequency through conduction test, the frequency of white Gaussian noise interference signal and signal strength are quasi-
Really；
In continuous wave CO_2 laser signal, the white Gaussian noise interference signal for checking the corresponding 5G frequency through conduction test
Frequency and signal strength when being accurate, separate different angles to inquire the corresponding 5G frequency through conduction test
The worst signal condition of continuous wave CO_2 laser signal, white Gaussian noise interference signal；
According to the worst signal condition inquired, the various existing of the worst signal condition inquired described in corresponding to is simulated
The fading condition of real signal.
It is wherein, described to build 5G terminal simulation test environment, comprising:
In screened room, 5G terminal simulation test environment is built.
Wherein, the signal message of the working frequency of the 5G terminal according to the reading, the 5G for detecting the reading are whole
The size of the signal of clutter in the signal message of the working frequency at end, comprising:
According to the signal message of the working frequency of the 5G terminal of the reading, detect that 5G terminal is in emission maximum state
When lower, the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected.
Wherein, in the worst signal condition inquired according to, the worst signal inquired described in corresponding to is simulated
After the fading condition of the various signals of reality of state, further includes:
The fading condition of the various signals of reality of the worst signal condition inquired according to the correspondence of the simulation, will
The signal of the fading condition of the corresponding various signals of reality carries out frequency conversion, and reads the noise signal after frequency conversion, root
It is gradually increased according to the noise signal after frequency conversion of the reading after the communication of 5G terminal is normal with preset step-length value
Communication signal records the signal strength of the interference signal when 5G terminal stopping communication i.e. most until the stopping communication of 5G terminal
Whole sensitivity.
According to another aspect of the present invention, a kind of 5G terminal noise immunity test macro is provided, comprising:
Controller, channel simulator, continuous wave CO_2 laser signal source generator, white Gaussian noise interference signal source, frequency spectrum point
Analyzer, the base station 5G, switch unit, test cell, test receiver and environment simulator；
The controller builds 5G terminal simulation test environment for controlling the channel simulator；
The channel simulator builds 5G terminal simulation test environment for the control according to the controller；
The continuous wave CO_2 laser signal source generator, for generating in the 5G terminal simulation test environment built
Continuous wave CO_2 laser signal；
The white Gaussian noise interference signal source, for generating high in the 5G terminal simulation test environment built
This white noise interference signal；
The channel simulator is also used to the white Gaussian noise of the continuous wave CO_2 laser signal of the generation, the generation
Frequency required for interference signal is modulated to and power rating；
The spectrum analyzer, for determining the continuous wave CO_2 laser signal of the generation, the white Gaussian noise of the generation
Frequency required for whether interference signal is modulated to and power rating；
The base station 5G, required frequency and power rating for being modulated to according to lock 5G terminal institute
Continuous wave CO_2 laser signal, white Gaussian noise interference signal and the frequency range to be measured needed；
The switch unit, for continuous wave CO_2 laser signal, white Gaussian noise required for the 5G terminal by the locking
Interference signal is superimposed into the same channel；
The test cell, for continuous wave CO_2 laser signal, Gauss white noise required for the 5G terminal according to the locking
Acoustic jamming signal and frequency range to be measured, the 5G terminal of conduction test megahertz-MHz frequency range；
The base station 5G is also used to establish the communication connection of 5G terminal and the 5G terminal simulation test environment built；
The test cell is also used to test environment according to the 5G terminal and the 5G terminal simulation built of the foundation
The signal message of the working frequency of 5G terminal, and the letter of the working frequency according to the 5G terminal of the reading are read in communication connection
Number information detects the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading, and reads
The bit error rate through detecting the 5G terminal of the size of the signal of clutter, judges that 5G terminal exists according to the bit error rate of the reading
The packet data lost during demodulated signal；
The base station 5G, the number-of-packet that the 5G terminal for being also used to judge according to is lost during demodulated signal
According to continuing to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal by preset value respectively, and read correspondence
Continuous wave CO_2 laser signal, white Gaussian noise interference signal communication disruption signal strength；
The test cell is also used to the signal strength of the communication disruption according to the reading, MHz megahertzs of radiation test-
The 5G terminal of MHz MHz frequency range
The test receiver is also used to the 5G according to the MHz megahertzs of-MHz MHz frequency range tested via radiation
Terminal checks the continuous wave CO_2 laser signal of the corresponding 5G frequency through conduction test, the frequency of white Gaussian noise interference signal
And whether signal strength is accurate；
The test cell is also used in the continuous wave CO_2 laser letter for checking the corresponding 5G frequency through conduction test
Number, the frequency of white Gaussian noise interference signal and signal strength be when being accurate, separate different angles to inquire corresponding institute
State the continuous wave CO_2 laser signal of the 5G frequency through conduction test, the worst signal condition of white Gaussian noise interference signal；
The environment simulator, the worst signal condition for inquiring according to inquire described in simulation is corresponding
The fading condition of the various signals of reality of worst signal condition.
Wherein, the channel simulator, is specifically used for:
According to the control of the controller, in screened room, 5G terminal simulation test environment is built.
Wherein, the test cell, is specifically used for:
According to the signal message of the working frequency of the 5G terminal of the reading, detect that 5G terminal is in emission maximum state
When lower, the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected.
Wherein, the 5G terminal noise immunity test macro, further includes:
It is mixed instrument, the various signals of reality of the worst signal condition for being inquired according to the correspondence of the simulation
The signal of the fading condition of the correspondence various signals of reality is carried out frequency conversion, and read described after frequency conversion by fading condition
Noise signal, according to the noise signal after frequency conversion of the reading, after the communication of 5G terminal is normal, with preset step-length
Value is gradually increased communication signal, until the stopping communication of 5G terminal, records the letter for the interference signal that the 5G terminal stops when communicating
Number intensity, that is, ultimate sensitivity.
According to another aspect of the present invention, a kind of 5G terminal noise immunity test equipment is provided, comprising:
At least one processor；And
The memory being connect at least one described processor communication；Wherein,
The memory is stored with the instruction that can be executed by least one described processor, and described instruction is by described at least one
A processor executes, so that at least one described processor is able to carry out 5G terminal noise immunity test described in any of the above embodiments
Method.
According to another aspect of the present invention, a kind of computer readable storage medium is provided, computer program is stored with, institute
It states and realizes 5G terminal noise immunity test method described in any of the above embodiments when computer program is executed by processor.
It can be found that above scheme, can build 5G terminal simulation test environment, and survey in the 5G terminal simulation built
In test ring border, continuous wave CO_2 laser signal, white Gaussian noise interference signal are generated, and by continuous wave CO_2 laser signal, the height of the generation
Frequency and power rating required for this white noise interference signal is modulated to, and according to the required frequency being modulated to
And power rating, lock continuous wave CO_2 laser signal, white Gaussian noise interference signal and frequency model to be measured required for 5G terminal
It encloses, and continuous wave CO_2 laser signal, white Gaussian noise interference signal according to required for the 5G terminal of the locking and frequency to be measured
Range, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test, and establish the 5G terminal mould that 5G terminal is built with this
Intend the communication connection of test environment, and the communication link for the 5G terminal simulation test environment built according to the 5G terminal of the foundation with this
It connects, reads the signal message of the working frequency of 5G terminal, and the signal message of the working frequency according to the 5G terminal of the reading, inspection
The size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is surveyed, and reads this through detection clutter
The bit error rate of the 5G terminal of the size of signal judges that 5G terminal is lost during demodulated signal according to the bit error rate of the reading
Packet data, and the packet data that the 5G terminal judged according to this is lost during demodulated signal, respectively by pre-
If value continues to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal, and reads corresponding continuous wave CO_2 laser letter
Number, the signal strength of the communication disruption of white Gaussian noise interference signal, and the signal strength of the communication disruption according to the reading passes
The 5G terminal of 24250 megahertz of -52600 MHz frequency range of test is led, and according to 24250 megahertz -52600 through conduction test
The 5G terminal of MHz frequency range checks continuous wave CO_2 laser signal, the white Gaussian noise of the corresponding 5G frequency through conduction test
Whether the frequency and signal strength of interference signal are accurate, and in the continuous wave for checking the corresponding 5G frequency through conduction test
When interference signal, the frequency of white Gaussian noise interference signal and signal strength are accurate, different angles is separated to inquire
The continuous wave CO_2 laser signal of the 5G frequency through conduction test, the worst signal condition of white Gaussian noise interference signal are corresponded to, with
And the worst signal condition inquired according to this, simulate declining for the various signals of reality of the corresponding worst signal condition inquired
State is fallen, can be realized by accurately simulating various test environment, different interference signals is superimposed into same logical
Road can be realized the ability of the noise immunity of test 5G terminal.
Further, above scheme can build 5G terminal simulation test environment, can be realized ensures in screened room
There is no any outer signals interference, it is ensured that the accuracy of simulation test result.
Further, above scheme can detect 5G end according to the signal message of the working frequency of the 5G terminal of reading
When end is under emission maximum state, the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected
Whether size, the signal that can be realized detection clutter will affect other communication equipments.
Further, above scheme can be believed according to the various reality for the worst signal condition that the correspondence of simulation inquires
Number fading condition, the signals of fading condition of the corresponding various signals of reality is subjected to frequency conversion, and read this after frequency conversion
Noise signal, according to the noise signal after frequency conversion of the reading, after the communication of 5G terminal is normal, with preset step-length value by
Cumulative big communication signal records the signal strength for the interference signal that the 5G terminal stops when communicating until the stopping communication of 5G terminal
That is ultimate sensitivity can be realized the ultimate sensitivity of test 5G terminal.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the flow diagram of one embodiment of 5G terminal noise immunity test method of the present invention；
Fig. 2 is the flow diagram of another embodiment of 5G terminal noise immunity test method of the present invention；
Fig. 3 is the structural schematic diagram of one embodiment of 5G terminal noise immunity test macro of the present invention；
Fig. 4 is the structural schematic diagram of another embodiment of 5G terminal noise immunity test macro of the present invention；
Fig. 5 is the structural schematic diagram of one embodiment of 5G terminal noise immunity test equipment of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in further detail.It is emphasized that following implement
Example is merely to illustrate the present invention, but is not defined to the scope of the present invention.Likewise, following embodiment is only portion of the invention
Point embodiment and not all embodiments, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, shall fall within the protection scope of the present invention.
The present invention provides a kind of 5G terminal noise immunity test method, can be realized the energy of the noise immunity of test 5G terminal
Power.
Referring to Figure 1, Fig. 1 is the flow diagram of one embodiment of 5G terminal noise immunity test method of the present invention.It needs to infuse
Meaning, if having substantially the same as a result, method of the invention is not limited with process sequence shown in FIG. 1.Such as Fig. 1 institute
Show, this method comprises the following steps:
S101: 5G terminal simulation test environment is built.
Wherein, this builds 5G terminal simulation test environment, may include:
In screened room, 5G terminal simulation test environment is built, can be realized ensures not any outer signals interference,
Ensure the accuracy of simulation test result.
In the present embodiment, which can be 5G terminal and tests environment in rural, can be 5G terminal
Test environment in Plain can be 5G terminal in the test environment in mountain area area, be also possible to 5G terminal in Doppler and/or
Test environment under the conditions of multipath fading and/or multi-path jamming, the present invention are not limited.
S102: in the 5G terminal simulation built test environment, continuous wave CO_2 laser signal, white Gaussian noise interference are generated
Signal.
S103: by the continuous wave CO_2 laser signal of the generation, white Gaussian noise interference signal be modulated to required for frequency with
And power rating.
S104: according to the required frequency being modulated to and power rating, continuous wave required for 5G terminal is locked
Interference signal, white Gaussian noise interference signal and frequency range to be measured.
S105: according to continuous wave CO_2 laser signal, white Gaussian noise interference signal required for the 5G terminal of the locking and to
The frequency range of survey, the 5G terminal of conduction test 450MHz (Mega Hertz, megahertz) -6000MHz MHz frequency range.
S106: the communication connection for the 5G terminal simulation test environment that 5G terminal is built with this is established.
S107: according to the communication connection for the 5G terminal simulation test environment that 5G terminal and this of the foundation are built, 5G is read
The signal message of the working frequency of terminal.
In the present embodiment, the signal message of the working frequency of the 5G terminal of the reading may include the work frequency of 5G terminal
Signal strength, the occupied bandwidth of signal of the working frequency of 5G terminal, frequency departure of working frequency of 5G terminal of rate etc.
At least one of signal message, such benefit be that can be confirmed whether tested 5G terminal is to be normally carried out transmission work
Make.The type of the signal message of the working frequency of 5G terminal about the reading, the present invention are not limited.
S108: according to the signal message of the working frequency of the 5G terminal of the reading, the work of the 5G terminal of the reading is detected
The size of the signal of clutter in the signal message of frequency.
Wherein, the signal message of the working frequency of the 5G terminal according to the reading, detects the work of the 5G terminal of the reading
The size of the signal of clutter in the signal message of working frequency may include:
According to the signal message of the working frequency of the 5G terminal of the reading, detect that 5G terminal is under emission maximum state
When, the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected, it is miscellaneous to can be realized detection
Whether the signal of wave will affect other communication equipments.
S109: the bit error rate of the 5G terminal of the size of the signal through detecting clutter is read, according to the bit error rate of the reading
To judge packet data that 5G terminal is lost during demodulated signal.
S110: the packet data that the 5G terminal judged according to this is lost during demodulated signal, respectively by default
Value continues to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal, and read corresponding continuous wave CO_2 laser signal,
The signal strength of the communication disruption of white Gaussian noise interference signal.
In the present embodiment, the correspondence continuous wave CO_2 laser signal read out, white Gaussian noise interference signal communication in
Disconnected signal strength is exactly minimum access signal.
S111: according to the signal strength of the communication disruption of the reading, 24250MHz megahertzs -52600MHz megahertzs of radiation test
The 5G terminal of frequency range.
In the present embodiment, the wave of the 24250MHz megahertzs of -52600MHz MHz frequency range is millimeter wave.
S112: it according to the 5G terminal of the 24250MHz megahertzs of -52600MHz MHz frequency range tested via radiation, checks
Correspond to the continuous wave CO_2 laser signal of the 5G frequency through conduction test, the frequency and signal strength of white Gaussian noise interference signal
It is whether accurate.
S113: the continuous wave CO_2 laser signal for corresponding to the 5G frequency through conduction test, white Gaussian noise interference are being checked
When the frequency and signal strength of signal are accurate, different angles is separated to inquire the corresponding 5G frequency through conduction test
Continuous wave CO_2 laser signal, white Gaussian noise interference signal worst signal condition.
S114: the worst signal condition inquired according to this simulates the various of the corresponding worst signal condition inquired
The fading condition of signals of reality.
Wherein, in the worst signal condition inquired according to this, the corresponding worst signal condition inquired is simulated
After the fading condition of various signals of reality, can also include:
According to the correspondence of the simulation, the fading condition of the various signals of reality of the worst signal condition inquired, will be corresponded to
The signal of the fading condition of the various signals of reality carries out frequency conversion, and reads the noise signal after frequency conversion, according to the reading
The noise signal after frequency conversion communication signal is gradually increased with preset step-length value after the communication of 5G terminal is normal, until
5G terminal stops communication, records the signal strength i.e. ultimate sensitivity for the interference signal that the 5G terminal stops when communicating.
In the present embodiment, the noise signal after frequency conversion of the reading can be the clutter letter of high frequency Fourier transformation
Number.
In the present embodiment, communication signal can be gradually increased with preset step-length value such as 1dBm (decibel milliwatt), until
5G terminal stops communication.
In the present embodiment, under the conditions of can be under high-speed condition, Doppler effect, noise signal pair caused by transmitter
The interference of the 5G terminal of external world's communication during receiver demodulated signal, under high speed item, Doppler effect part, receives sensitive
Degree, the detection system that inter-modulated signal, side channel, noise immunity are tested, especially verifies receiving sensitivity and noise immunity.
In the present embodiment, different interference signals can be superimposed by accurately simulating various test environment
Into the same channel, the sensitivity of confirmation 5G terminal transmitter performance and receiver and the energy of noise immunity can be realized
Power, to correctly judge the defect of 5G terminal, and this test repeatability, accuracy, measurement accuracy are high, measuring speed
Fastly.
In the present embodiment, the various environment that 5G terminal encounters outdoors can be simulated, test operation is simple, repeats
Property, accuracy it is high, data are very intuitive.
In the present embodiment, test environment can be built in screened room, it is ensured that not any outer signals interference, it is no
The result then tested out is not just real desired result.
It can be found that in the present embodiment, 5G terminal simulation test environment can be built, and in the 5G terminal mould built
In quasi- test environment, continuous wave CO_2 laser signal, white Gaussian noise interference signal are generated, and the continuous wave CO_2 laser of the generation is believed
Number, white Gaussian noise interference signal be modulated to required for frequency and power rating, and required for being modulated to according to this
Frequency and power rating lock continuous wave CO_2 laser signal required for 5G terminal, white Gaussian noise interference signal and to be measured
Frequency range, and continuous wave CO_2 laser signal, white Gaussian noise interference signal according to required for the 5G terminal of the locking and to be measured
Frequency range, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test, and establish 5G terminal and the 5G built
Terminal simulation tests the communication connection of environment, and tests environment according to the 5G terminal simulation that the 5G terminal of the foundation is built with this
The signal message of the working frequency of 5G terminal, and the signal of the working frequency according to the 5G terminal of the reading are read in communication connection
Information, detects the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading, and reads this through examining
The bit error rate for surveying the 5G terminal of the size of the signal of clutter, judges 5G terminal in demodulated signal mistake according to the bit error rate of the reading
The packet data lost in journey, and the packet data that the 5G terminal judged according to this is lost during demodulated signal,
Continue to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal by preset value respectively, and reads corresponding continuous
Interference wave signal, white Gaussian noise interference signal communication disruption signal strength, and the letter of the communication disruption according to the reading
Number intensity, the 5G terminal of 24250 megahertz of -52600 MHz frequency range of conduction test, and according to this through conduction test 24250
The 5G terminal of megahertz -52600 MHz frequency ranges, check the corresponding 5G frequency through conduction test continuous wave CO_2 laser signal,
Whether the frequency and signal strength of white Gaussian noise interference signal are accurate, and are checking the corresponding 5G frequency through conduction test
When the continuous wave CO_2 laser signal of rate, the frequency of white Gaussian noise interference signal and signal strength are accurate, separate different
Angle inquires the continuous wave CO_2 laser signal of the corresponding 5G frequency through conduction test, the worst letter of white Gaussian noise interference signal
Number state, and the worst signal condition inquired according to this simulate the various existing of the corresponding worst signal condition inquired
The fading condition of real signal can be realized by accurately simulating various test environment, different interference signals be superimposed
Into the same channel, the ability of the noise immunity of test 5G terminal can be realized.
Further, in the present embodiment, 5G terminal simulation test environment can be built, can be realized in screened room
Ensure not any outer signals interference, it is ensured that the accuracy of simulation test result.
Further, in the present embodiment, it can be detected according to the signal message of the working frequency of the 5G terminal of reading
When 5G terminal is under emission maximum state, the letter of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected
Number size, can be realized detection clutter signal whether will affect other communication equipments.
Fig. 2 is referred to, Fig. 2 is the flow diagram of another embodiment of 5G terminal noise immunity test method of the present invention.This
In embodiment, method includes the following steps:
S201: 5G terminal simulation test environment is built.
Can be as above described in S101, therefore not to repeat here.
S202: in the 5G terminal simulation built test environment, continuous wave CO_2 laser signal, white Gaussian noise interference are generated
Signal.
S203: by the continuous wave CO_2 laser signal of the generation, white Gaussian noise interference signal be modulated to required for frequency with
And power rating.
S204: according to the required frequency being modulated to and power rating, continuous wave required for 5G terminal is locked
Interference signal, white Gaussian noise interference signal and frequency range to be measured.
S205: according to continuous wave CO_2 laser signal, white Gaussian noise interference signal required for the 5G terminal of the locking and to
The frequency range of survey, the 5G terminal of conduction test 450MHz (Mega Hertz, megahertz) -6000MHz MHz frequency range.
S206: the communication connection for the 5G terminal simulation test environment that 5G terminal is built with this is established.
S207: according to the communication connection for the 5G terminal simulation test environment that 5G terminal and this of the foundation are built, 5G is read
The signal message of the working frequency of terminal.
Can be as above described in S107, therefore not to repeat here.
S208: according to the signal message of the working frequency of the 5G terminal of the reading, the work of the 5G terminal of the reading is detected
The size of the signal of clutter in the signal message of frequency.
Can be as above described in S108, therefore not to repeat here.
S209: the bit error rate of the 5G terminal of the size of the signal through detecting clutter is read, according to the bit error rate of the reading
To judge packet data that 5G terminal is lost during demodulated signal.
S210: the packet data that the 5G terminal judged according to this is lost during demodulated signal, respectively by default
Value continues to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal, and read corresponding continuous wave CO_2 laser signal,
The signal strength of the communication disruption of white Gaussian noise interference signal.
Can be as above described in S110, therefore not to repeat here.
S211: according to the signal strength of the communication disruption of the reading, 24250MHz megahertzs -52600MHz megahertzs of radiation test
The 5G terminal of frequency range.
Can be as above described in S111, therefore not to repeat here.
S212: it according to the 5G terminal of the 24250MHz megahertzs of -52600MHz MHz frequency range tested via radiation, checks
Correspond to the continuous wave CO_2 laser signal of the 5G frequency through conduction test, the frequency and signal strength of white Gaussian noise interference signal
It is whether accurate.
S213: the continuous wave CO_2 laser signal for corresponding to the 5G frequency through conduction test, white Gaussian noise interference are being checked
When the frequency and signal strength of signal are accurate, different angles is separated to inquire the corresponding 5G frequency through conduction test
Continuous wave CO_2 laser signal, white Gaussian noise interference signal worst signal condition.
S214: the worst signal condition inquired according to this simulates the various of the corresponding worst signal condition inquired
The fading condition of signals of reality.
Can be as above described in S114, therefore not to repeat here.
S215: the fading condition of the various signals of reality of the worst signal condition inquired according to the correspondence of the simulation,
The signal of the fading condition of the corresponding various signals of reality is subjected to frequency conversion, and reads the noise signal after frequency conversion, according to
The noise signal after frequency conversion of the reading is gradually increased communication letter after the communication of 5G terminal is normal with preset step-length value
Number, until the stopping communication of 5G terminal, record the signal strength i.e. ultimate sensitivity for the interference signal that the 5G terminal stops when communicating.
It can be found that in the present embodiment, it can be according to the various existing of the worst signal condition that the correspondence of simulation inquires
The signal of the fading condition of the corresponding various signals of reality is carried out frequency conversion, and reads this through frequency conversion by the fading condition of real signal
Noise signal afterwards, according to the noise signal after frequency conversion of the reading, after the communication of 5G terminal is normal, with preset step-length
Value is gradually increased communication signal, until the stopping communication of 5G terminal, records the signal for the interference signal that the 5G terminal stops when communicating
Intensity, that is, ultimate sensitivity can be realized the ultimate sensitivity of test 5G terminal.
The present invention also provides a kind of 5G terminal noise immunity test macros, can be realized the noise immunity of test 5G terminal
Ability.
Fig. 3 is referred to, Fig. 3 is the structural schematic diagram of one embodiment of 5G terminal noise immunity test macro of the present invention.This reality
It applies in example, which includes controller 31, channel simulator 32, continuous wave CO_2 laser signal source hair
Raw device 33, spectrum analyzer 35, the base station 5G 36, switch unit 37, test cell 38, is surveyed white Gaussian noise interference signal source 34
Try receiver 39 and environment simulator 310.
The controller 31 builds 5G terminal simulation test environment for controlling the channel simulator 32.
The channel simulator 32 builds 5G terminal simulation test environment for the control according to the controller 31.
The continuous wave CO_2 laser signal source generator 33, in the 5G terminal simulation test environment that this is built, generation to connect
Continuous interference wave signal.
The white Gaussian noise interference signal source 34, for generating Gauss in the 5G terminal simulation test environment that this is built
White noise interference signal.
The channel simulator 32 is also used to interfere the white Gaussian noise of the continuous wave CO_2 laser signal of the generation, the generation
Signal modulation is to required frequency and power rating.
The spectrum analyzer 35, for determining the continuous wave CO_2 laser signal of the generation, the white Gaussian noise interference of the generation
Frequency required for whether signal is modulated to and power rating.
The base station 5G 36, for locking needed for 5G terminal according to the required frequency being modulated to and power rating
Continuous wave CO_2 laser signal, white Gaussian noise interference signal and the frequency range to be measured wanted.
The switch unit 37, does for continuous wave CO_2 laser signal, white Gaussian noise required for the 5G terminal by the locking
Signal averaging is disturbed into the same channel.
The test cell 38, for continuous wave CO_2 laser signal, white Gaussian noise required for the 5G terminal according to the locking
Interference signal and frequency range to be measured, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test.
The base station 5G 36 is also used to establish the communication connection for the 5G terminal simulation test environment that 5G terminal is built with this.
The test cell 38, the communication for the 5G terminal simulation test environment for being also used to build according to the 5G terminal of the foundation with this
The signal message of the working frequency of 5G terminal, and the signal message of the working frequency according to the 5G terminal of the reading are read in connection,
Detect the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading, and read this through detect it is miscellaneous
The bit error rate of the 5G terminal of the size of the signal of wave judges 5G terminal during demodulated signal according to the bit error rate of the reading
The packet data of loss.
The base station 5G 36, the number-of-packet that the 5G terminal for being also used to be judged according to this is lost during demodulated signal
According to continuing to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal by preset value respectively, and read corresponding company
Continuous interference wave signal, white Gaussian noise interference signal communication disruption signal strength.
The test cell 38 is also used to the signal strength of the communication disruption according to the reading, radiation test 24250MHz million
The 5G terminal of conspicuous -52600MHz MHz frequency range
The test receiver 39, the 24250MHz megahertzs of -52600MHz mhz frequency model for being tested via radiation according to this
The 5G terminal enclosed checks the continuous wave CO_2 laser signal, white Gaussian noise interference signal for corresponding to the 5G frequency through conduction test
Whether frequency and signal strength are accurate.
The test cell 38, be also used to the continuous wave CO_2 laser signal for checking the corresponding 5G frequency through conduction test,
When the frequency and signal strength of white Gaussian noise interference signal are accurate, different angles is separated to inquire and correspond to this through passing
Lead the continuous wave CO_2 laser signal of the 5G frequency of test, the worst signal condition of white Gaussian noise interference signal.
The environment simulator 310, the worst signal condition for being inquired according to this, corresponding this of simulation inquire worst
The fading condition of the various signals of reality of signal condition.
Optionally, the channel simulator 32, can be specifically used for:
According to the control of the controller 31, in screened room, 5G terminal simulation test environment is built, can be realized ensures do not have
There is any outer signals interference, it is ensured that the accuracy of simulation test result.
Optionally, the test cell 38, can be specifically used for:
According to the signal message of the working frequency of the 5G terminal of the reading, detect that 5G terminal is under emission maximum state
When, the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected, it is miscellaneous to can be realized detection
Whether the signal of wave will affect other communication equipments.
In the present embodiment, the controller 31, can be smart phone, tablet computer, pocket computer on knee and platform
Formula computer etc., the present invention is not limited.
Optionally, the controller 31 and the channel simulator 32, the continuous wave CO_2 laser signal source generator 33 and the Gauss
White noise interference signal source 34 is respectively connected with.
Optionally, the channel simulator 32 and the controller 31, the continuous wave CO_2 laser signal source generator 33, the white Gaussian
Noise interferences source 34, the base station 5G 36 and the switch unit 37 are respectively connected with.
Optionally, the spectrum analyzer 35 and the interference of the continuous wave CO_2 laser signal source generator 33 and the white Gaussian noise are believed
Number source 34 is respectively connected with.
Optionally, the switch unit 37 and the channel simulator 32, the test cell 38 and the environment simulator 310 are distinguished
It is connected.
Optionally, which passes through serial ports and the channel simulator 32, the continuous wave CO_2 laser signal source generator 33
It is respectively connected with the white Gaussian noise interference signal source 34.
Optionally, which passes through radio frequency line and the continuous wave CO_2 laser signal source generator 33, the white Gaussian
Noise interferences source 34, the base station 5G 36 and the switch unit 37 are respectively connected with.
Optionally, the test cell 38 may include:
Transmission test device (not indicating in figure), radiation test device (not indicating in figure) and coupling plate (are not marked in figure
Show)；
The transmission test device, for continuous wave CO_2 laser signal, Gauss white noise required for the 5G terminal according to the locking
Acoustic jamming signal and frequency range to be measured, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test；
The radiation test device, for the signal strength according to the communication disruption of the reading, radiation test 24250MHz million
The 5G terminal of conspicuous -52600MHz MHz frequency range；
The coupling plate, in continuous wave CO_2 laser signal, the white Gaussian for checking the corresponding 5G frequency through conduction test
When the frequency and signal strength of noise interferences are accurate, different angles is separated to inquire and correspond to this through conduction test
The continuous wave CO_2 laser signal of 5G frequency, white Gaussian noise interference signal worst signal condition.
Optionally, which can connect the external antenna port of 5G terminal by conduction tie point.
Optionally, the controller 31 may include:
Smart phone or tablet computer or pocket computer on knee or desktop computer.
Fig. 4 is referred to, Fig. 4 is the structural schematic diagram of another embodiment of 5G terminal noise immunity test macro of the present invention.Area
Other Yu Shangyi embodiment, 5G terminal noise immunity test macro 40 described in the present embodiment further include: mixing instrument 41.
The mixing instrument 41, for according to the various signals of reality of the correspondence of the simulation worst signal condition inquired
The signal of the fading condition of the corresponding various signals of reality is carried out frequency conversion, and reads the clutter after frequency conversion by fading condition
Signal is gradually increased after the communication of 5G terminal is normal with preset step-length value according to the noise signal after frequency conversion of the reading
Big communication signal records the signal strength of interference signal when 5G terminal stopping communication i.e. most until the stopping communication of 5G terminal
Whole sensitivity.
Each unit module of the 5G terminal noise immunity test macro 30/40 can execute in above method embodiment respectively
Corresponding step, therefore each unit module is not repeated herein, refer to the explanation of the above corresponding step.
The present invention provides a kind of 5G terminal noise immunity test equipment again, as shown in Figure 5, comprising: at least one processor
51；And the memory 52 with the communication connection of at least one processor 51；Wherein, be stored with can be by least one for memory 52
The instruction that processor 51 executes, instruction is executed by least one processor 51, so that at least one processor 51 is able to carry out
The 5G terminal noise immunity test method stated.
Wherein, memory 52 is connected with processor 51 using bus mode, and bus may include any number of interconnection
Bus and bridge, bus is by one or more processors 51 together with the various circuit connections of memory 52.Bus can also incite somebody to action
Together with various other circuit connections of management circuit or the like, these are all abilities for such as peripheral equipment, voltage-stablizer
Well known to domain, therefore, it will not be further described herein.Bus interface is provided between bus and transceiver and is connect
Mouthful.Transceiver can be an element, is also possible to multiple element, such as multiple receivers and transmitter, provides for passing
The unit communicated on defeated medium with various other devices.The data handled through processor 51 are carried out on the radio medium by antenna
Transmission, further, antenna also receives data and transfers data to processor 51.
Processor 51 is responsible for management bus and common processing, can also provide various functions, including timing, periphery connects
Mouthful, voltage adjusting, power management and other control functions.And memory 52 can be used for storage processor 51 and execute behaviour
Used data when making.
The present invention provides a kind of computer readable storage medium again, is stored with computer program.Computer program is processed
Device realizes above method embodiment when executing.
It can be found that above scheme, can build 5G terminal simulation test environment, and survey in the 5G terminal simulation built
In test ring border, continuous wave CO_2 laser signal, white Gaussian noise interference signal are generated, and by continuous wave CO_2 laser signal, the height of the generation
Frequency and power rating required for this white noise interference signal is modulated to, and according to the required frequency being modulated to
And power rating, lock continuous wave CO_2 laser signal, white Gaussian noise interference signal and frequency model to be measured required for 5G terminal
It encloses, and continuous wave CO_2 laser signal, white Gaussian noise interference signal according to required for the 5G terminal of the locking and frequency to be measured
Range, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test, and establish the 5G terminal mould that 5G terminal is built with this
Intend the communication connection of test environment, and the communication link for the 5G terminal simulation test environment built according to the 5G terminal of the foundation with this
It connects, reads the signal message of the working frequency of 5G terminal, and the signal message of the working frequency according to the 5G terminal of the reading, inspection
The size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is surveyed, and reads this through detection clutter
The bit error rate of the 5G terminal of the size of signal judges that 5G terminal is lost during demodulated signal according to the bit error rate of the reading
Packet data, and the packet data that the 5G terminal judged according to this is lost during demodulated signal, respectively by pre-
If value continues to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal, and reads corresponding continuous wave CO_2 laser letter
Number, the signal strength of the communication disruption of white Gaussian noise interference signal, and the signal strength of the communication disruption according to the reading passes
The 5G terminal of 24250 megahertz of -52600 MHz frequency range of test is led, and according to 24250 megahertz -52600 through conduction test
The 5G terminal of MHz frequency range checks continuous wave CO_2 laser signal, the white Gaussian noise of the corresponding 5G frequency through conduction test
Whether the frequency and signal strength of interference signal are accurate, and in the continuous wave for checking the corresponding 5G frequency through conduction test
When interference signal, the frequency of white Gaussian noise interference signal and signal strength are accurate, different angles is separated to inquire
The continuous wave CO_2 laser signal of the 5G frequency through conduction test, the worst signal condition of white Gaussian noise interference signal are corresponded to, with
And the worst signal condition inquired according to this, simulate declining for the various signals of reality of the corresponding worst signal condition inquired
State is fallen, can be realized by accurately simulating various test environment, different interference signals is superimposed into same logical
Road can be realized the ability of the noise immunity of test 5G terminal.
Further, above scheme can build 5G terminal simulation test environment, can be realized ensures in screened room
There is no any outer signals interference, it is ensured that the accuracy of simulation test result.
Further, above scheme can detect 5G end according to the signal message of the working frequency of the 5G terminal of reading
When end is under emission maximum state, the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading is detected
Whether size, the signal that can be realized detection clutter will affect other communication equipments.
Further, above scheme can be believed according to the various reality for the worst signal condition that the correspondence of simulation inquires
Number fading condition, the signals of fading condition of the corresponding various signals of reality is subjected to frequency conversion, and read this after frequency conversion
Noise signal, according to the noise signal after frequency conversion of the reading, after the communication of 5G terminal is normal, with preset step-length value by
Cumulative big communication signal records the signal strength for the interference signal that the 5G terminal stops when communicating until the stopping communication of 5G terminal
That is ultimate sensitivity can be realized the ultimate sensitivity of test 5G terminal.
In several embodiments provided by the present invention, it should be understood that disclosed system, device and method can
To realize by another way.For example, device embodiments described above are only schematical, for example, module or
The division of unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units
Or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, institute
Display or the mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, device or unit
Indirect coupling or communication connection can be electrical property, mechanical or other forms.
Unit may or may not be physically separated as illustrated by the separation member, shown as a unit
Component may or may not be physical unit, it can and it is in one place, or may be distributed over multiple networks
On unit.It can select some or all of unit therein according to the actual needs to realize the mesh of present embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can integrate in one processing unit, it can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units.It is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.
It, can if integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product
To be stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention substantially or
Say that all or part of the part that contributes to existing technology or the technical solution can embody in the form of software products
Out, which is stored in a storage medium, including some instructions are used so that a computer equipment
(can be personal computer, server or the network equipment etc.) or processor (processor) execute each implementation of the present invention
The all or part of the steps of methods.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. it is various
It can store the medium of program code.
The foregoing is merely section Examples of the invention, are not intended to limit protection scope of the present invention, all utilizations
Equivalent device made by description of the invention and accompanying drawing content or equivalent process transformation are applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of 5G terminal noise immunity test method characterized by comprising
Build 5G terminal simulation test environment；
In the 5G terminal simulation test environment built, continuous wave CO_2 laser signal, white Gaussian noise interference signal are generated；
Frequency required for the continuous wave CO_2 laser signal of the generation, white Gaussian noise interference signal are modulated to and power shape
State；
According to the required frequency being modulated to and power rating, locks continuous wave CO_2 laser required for 5G terminal and believe
Number, white Gaussian noise interference signal and frequency range to be measured；
According to continuous wave CO_2 laser signal, white Gaussian noise interference signal required for the 5G terminal of the locking and frequency to be measured
Range, the 5G terminal of 450 megahertz of -6000 MHz frequency range of conduction test；
Establish the communication connection of 5G terminal and the 5G terminal simulation test environment built；
According to the communication connection of the 5G terminal of the foundation and the 5G terminal simulation test environment built, 5G terminal is read
The signal message of working frequency；
According to the signal message of the working frequency of the 5G terminal of the reading, the working frequency of the 5G terminal of the reading is detected
The size of the signal of clutter in signal message；
The bit error rate through detecting the 5G terminal of the size of the signal of clutter is read, is judged according to the bit error rate of the reading
The packet data that 5G terminal is lost during demodulated signal；
According to the packet data that the 5G terminal judged is lost during demodulated signal, persistently increase by preset value respectively
Add the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal, and reads corresponding continuous wave CO_2 laser signal, white Gaussian
The signal strength of the communication disruption of noise interferences；
According to the signal strength of the communication disruption of the reading, the 5G of radiation 24250 megahertz of -52600 MHz frequency range of test
Terminal；
According to the 5G terminal of -52600 MHz frequency range of 24250 tested via radiation megahertz, check that correspondence is described through passing
Whether accurate lead the continuous wave CO_2 laser signal of the 5G frequency of test, the frequency of white Gaussian noise interference signal and signal strength；
Checking the continuous wave CO_2 laser signal of the corresponding 5G frequency through conduction test, the frequency of white Gaussian noise interference signal
When rate and signal strength are accurate, different angles is separated to inquire the continuous of the corresponding 5G frequency through conduction test
The worst signal condition of interference wave signal, white Gaussian noise interference signal；
According to the worst signal condition inquired, the various reality letters of the worst signal condition inquired described in corresponding to are simulated
Number fading condition.
2. 5G terminal noise immunity test method as described in claim 1, which is characterized in that described to build the survey of 5G terminal simulation
Test ring border, comprising:
In screened room, 5G terminal simulation test environment is built.
3. 5G terminal noise immunity test method as described in claim 1, which is characterized in that the 5G according to the reading
The signal message of the working frequency of terminal detects the letter of the clutter in the signal message of the working frequency of the 5G terminal of the reading
Number size, comprising:
According to the signal message of the working frequency of the 5G terminal of the reading, detect that 5G terminal is under emission maximum state
When, detect the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading.
4. 5G terminal noise immunity test method as described in claim 1, which is characterized in that inquired according to described
Worst signal condition, after the fading condition of the various signals of reality of the worst signal condition inquired described in simulation is corresponding,
Further include:
The fading condition of the various signals of reality of the worst signal condition inquired according to the correspondence of the simulation, will correspond to
The signal of the fading condition of the various signals of reality carries out frequency conversion, and reads the noise signal after frequency conversion, according to institute
The noise signal after frequency conversion for stating reading is gradually increased communication after the communication of 5G terminal is normal with preset step-length value
Signal, until the stopping of 5G terminal communicates, the signal strength for recording the interference signal when 5G terminal stopping communication is i.e. final clever
Sensitivity.
5. a kind of 5G terminal noise immunity test macro characterized by comprising
Controller, channel simulator, continuous wave CO_2 laser signal source generator, white Gaussian noise interference signal source, spectrum analyzer,
The base station 5G, switch unit, test cell, test receiver and environment simulator；
The controller builds 5G terminal simulation test environment for controlling the channel simulator；
The channel simulator builds 5G terminal simulation test environment for the control according to the controller；
The continuous wave CO_2 laser signal source generator, for generating continuous in the 5G terminal simulation test environment built
Interference wave signal；
The white Gaussian noise interference signal source, for generating white Gaussian in the 5G terminal simulation test environment built
Noise interferences；
The channel simulator is also used to interfere the white Gaussian noise of the continuous wave CO_2 laser signal of the generation, the generation
Signal modulation is to required frequency and power rating；
The spectrum analyzer, for determining the continuous wave CO_2 laser signal of the generation, the white Gaussian noise interference of the generation
Frequency required for whether signal is modulated to and power rating；
The base station 5G, required frequency and power rating for being modulated to according to lock required for 5G terminal
Continuous wave CO_2 laser signal, white Gaussian noise interference signal and frequency range to be measured；
The switch unit is interfered for continuous wave CO_2 laser signal required for the 5G terminal by the locking, white Gaussian noise
Signal averaging is into the same channel；
The test cell, it is dry for continuous wave CO_2 laser signal, white Gaussian noise required for the 5G terminal according to the locking
Disturb signal and frequency range to be measured, the 5G terminal of conduction test megahertz-MHz frequency range；
The base station 5G is also used to establish the communication connection of 5G terminal and the 5G terminal simulation test environment built；
The test cell is also used to the communication of the 5G terminal and the 5G terminal simulation test environment built according to the foundation
Connection is read the signal message of the working frequency of 5G terminal, and is believed according to the signal of the working frequency of the 5G terminal of the reading
Breath detects the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading, and described in reading
Through detecting the bit error rate of the 5G terminal of the size of the signal of clutter, judge that 5G terminal is being demodulated according to the bit error rate of the reading
The packet data lost in signal process；
The base station 5G, the packet data that the 5G terminal for being also used to judge according to is lost during demodulated signal,
Continue to increase the intensity of the continuous wave CO_2 laser signal, white Gaussian noise interference signal by preset value respectively, and reads corresponding company
Continuous interference wave signal, white Gaussian noise interference signal communication disruption signal strength；
The test cell is also used to the signal strength of the communication disruption according to the reading, MHz megahertzs of-MHz million of radiation test
The 5G terminal of conspicuous frequency range
The test receiver, for the 5G terminal according to the MHz megahertzs of-MHz MHz frequency range tested via radiation, inspection
Check the frequency and signal of the continuous wave CO_2 laser signal, white Gaussian noise interference signal of answering the 5G frequency through conduction test
Whether intensity is accurate；
The test cell is also used in continuous wave CO_2 laser signal, the height for checking the corresponding 5G frequency through conduction test
When the frequency and signal strength of this white noise interference signal are accurate, it is described through passing to inquire correspondence to separate different angles
Lead the continuous wave CO_2 laser signal of the 5G frequency of test, the worst signal condition of white Gaussian noise interference signal；
The environment simulator, the worst signal condition for inquiring according to inquire described in simulation is corresponding worst
The fading condition of the various signals of reality of signal condition.
6. 5G terminal noise immunity test macro as claimed in claim 5, which is characterized in that the channel simulator, specifically
For:
According to the control of the controller, in screened room, 5G terminal simulation test environment is built.
7. 5G terminal noise immunity test macro as claimed in claim 5, which is characterized in that the test cell, it is specific to use
In:
According to the signal message of the working frequency of the 5G terminal of the reading, detect that 5G terminal is under emission maximum state
When, detect the size of the signal of the clutter in the signal message of the working frequency of the 5G terminal of the reading.
8. 5G terminal noise immunity test macro as claimed in claim 5, which is characterized in that the 5G terminal noise immunity is surveyed
Test system, further includes:
It is mixed instrument, the decline of the various signals of reality of the worst signal condition for inquiring according to the correspondence of the simulation
The signal of the fading condition of the correspondence various signals of reality is carried out frequency conversion, and reads the clutter after frequency conversion by state
Signal, according to the noise signal after frequency conversion of the reading, after the communication of 5G terminal is normal, with preset step-length value by
Cumulative big communication signal, until 5G terminal stops communicating, the signal for recording the interference signal when 5G terminal stopping communication is strong
Degree is ultimate sensitivity.
9. a kind of 5G terminal noise immunity test equipment characterized by comprising
At least one processor；And
The memory being connect at least one described processor communication；Wherein,
The memory is stored with the instruction that can be executed by least one described processor, and described instruction is by described at least one
It manages device to execute, so that at least one described processor is able to carry out, 5G terminal according to any one of claims 1 to 4 is anti-to be done
Degree of disturbing test method.
10. a kind of computer readable storage medium, is stored with computer program, which is characterized in that the computer program is located
Reason device realizes 5G terminal noise immunity test method described in any one of Claims 1-4 when executing.
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| CN111082883A (en) * | 2019-12-23 | 2020-04-28 | 上海创远仪器技术股份有限公司 | Modeling control method for wireless channel basic fading model based on computer software system |
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