CN105939517A - Method and device for preventing mobile terminal from accessing pseudo base station - Google Patents
Method and device for preventing mobile terminal from accessing pseudo base station Download PDFInfo
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- CN105939517A CN105939517A CN201610495721.3A CN201610495721A CN105939517A CN 105939517 A CN105939517 A CN 105939517A CN 201610495721 A CN201610495721 A CN 201610495721A CN 105939517 A CN105939517 A CN 105939517A
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- target cell
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/08—Access security
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/12—Detection or prevention of fraud
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- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
Embodiments of the invention disclose a method for preventing a mobile terminal from accessing a pseudo base station. The method comprises the following steps of receiving an authentication request sent by a base station in a target cell; when judging that a broadcast control channel BCCH frequency point corresponding in the target cell in a frequency list has an abnormal flag bit, generating a false authentication parameter and sending to the base station; if passing authentication, judging that the target cell has the pseudo base station; and deleting the BCCH frequency point of the target cell from the frequency list. The embodiments of the invention also disclose a device for preventing the mobile terminal from accessing the pseudo base station.
Description
Technical field
The present invention relates to wireless communication field, particularly relate to a kind of method preventing mobile terminal from accessing pseudo-base station
And device.
Background technology
The i.e. false base station of pseudo-base station, the base station of the legal mobile communication carrier that refers to disguise oneself as, pseudo-base station equipment is transported
During row, use the signal of powerful broadcast singal compacting peripheral cell so that customer mobile terminal signal quilt
Pressure is connected in pseudo-base station, thus causes the temporary transient off-grid of mobile terminal 8～12 seconds.
In the time period of this temporary transient off-grid, it is legal that pseudo-base station not only makes mobile phone users normally to use
The service that operator provides, also can search the Mobile phone card taken centered by its position, in the range of certain radius
Information, by the base station of the legal operator that disguises oneself as, by equipment such as sending short messages in groups device, note senders,
Falsely use other people phone number or public service number sends swindle, ad promotions to the mobile terminal of user by force
Etc. short message, thus cause user to perplex, even cause any property loss.
But, in practical operation, also do not have a kind of method of simple possible to prevent mobile terminal from accessing pseudo-base
Stand.
Summary of the invention
In view of this, the embodiment of the present invention expectation provide a kind of prevent mobile terminal access pseudo-base station method and
Device.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that:
A kind of device preventing mobile terminal from accessing pseudo-base station, including: receiver module, judge module, transmission
Module, determine module and processing module,
Receiver module, for receiving the authentication requirement that the base station in Target cell sends；
Judge module, whether BCCH frequency corresponding with Target cell in determination frequency list
There is abnormality mark position；
Sending module, for Broadcasting Control letter corresponding with Target cell in judge module determination frequency list
When road frequency exists abnormality mark position, generate false authentication parameter, and be sent to base station；
Determine module, for when authentication is passed through, it is determined that Target cell exists pseudo-base station；
Processing module, for deleting the BCCH frequency of Target cell from list of frequency.
Device as above, processing module is additionally operable to arrange an intervalometer, does not stays in timer time
Stay Target cell.
Device as above, also includes acquisition module, computing module and arranges module,
Acquisition module is strong for obtaining the average signal of all communities in list of frequency in preset time period
Spend and preserve；Obtain the Target Signal Strength of Target cell and preserve；
Computing module, deducts the difference of average signal strength for calculating Target Signal Strength；
Module is set, is used for when difference is more than when presetting difference thresholding, is Target cell in list of frequency
BCCH frequency point setting abnormality mark position also preserves.
Device as described above, determine module be additionally operable to authentication not over time, reselect target little
District.
Device as described above, sending module is additionally operable in judge module determination frequency list little with target
When BCCH frequency corresponding to district does not exist abnormality mark position, the authentication parameter of mobile terminal is sent
To base station, complete authentication.
A kind of method preventing mobile terminal from accessing pseudo-base station, including:
Receive the authentication requirement that the base station in Target cell sends；
Whether BCCH frequency corresponding with Target cell in determination frequency list exists abnormality mark position；
When there is abnormality mark position in BCCH frequency corresponding with Target cell in determination frequency list,
Generate false authentication parameter, and be sent to base station；
When authentication is passed through, it is determined that Target cell exists pseudo-base station；
The BCCH frequency of Target cell is deleted from list of frequency.
Method as described above, deletes it by the BCCH frequency of Target cell from list of frequency
After, also include:
One intervalometer is set, the most resident Target cell in timer time.
Method described above, before receiving the authentication requirement that the base station in Target cell sends, also includes:
In preset time period, obtain the average signal strength of all communities in list of frequency and preserve；
Obtain the Target Signal Strength of Target cell and preserve；
Calculate Target Signal Strength and deduct the difference of average signal strength；
When difference is more than when presetting difference thresholding, it is the BCCH frequency of Target cell in list of frequency
Point arranges abnormality mark position and preserves.
Method as described above, also includes: authentication not over time, reselect Target cell.
Method as described above, also includes: broadcast control corresponding with Target cell in determination frequency list
When channel frequency processed does not exist abnormality mark position, the authentication parameter of mobile terminal is sent to base station, completes mirror
Power.
What the embodiment of the present invention was provided prevent method and apparatus that mobile terminal accesses pseudo-base station, mobile terminal
Receive the authentication requirement that the base station in Target cell sends；In determination frequency list corresponding with Target cell
When there is abnormality mark position in BCCH (Broadcast Control Channel is called for short BCCH) frequency,
Generate false authentication parameter, and be sent to base station；If authentication is passed through, it is determined that Target cell exists pseudo-base station；Will
The BCCH frequency of Target cell is deleted from list of frequency；Thus reached to prevent mobile terminal from accessing pseudo-base
The purpose stood.
Accompanying drawing explanation
Fig. 1 is the hardware architecture diagram of the optional mobile terminal realizing each embodiment of the present invention；
The structural representation of the device one preventing mobile terminal access pseudo-base station that Fig. 2 provides for the embodiment of the present invention
Figure；
The structural representation of the device two preventing mobile terminal access pseudo-base station that Fig. 3 provides for the embodiment of the present invention
Figure；
The flow chart of the method one preventing mobile terminal access pseudo-base station that Fig. 4 provides for the embodiment of the present invention；
The flow chart of the method two preventing mobile terminal access pseudo-base station that Fig. 5 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by.
The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing 1.Retouch in follow-up
In stating, use the suffix of such as " module ", " parts " or " unit " for representing element only for being conducive to
The explanation of the present invention, itself does not has specific meaning.Therefore, " module " and " parts " can be mixedly
Use.
Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can include all
As mobile phone, smart phone, notebook computer, digit broadcasting receiver, personal digital assistant (PDA),
The mobile terminal of panel computer (PAD), portable media player (PMP), guider etc. with
And the fixed terminal of such as numeral TV, desk computer etc..Hereinafter it is assumed that terminal is mobile terminal.So
And, it will be appreciated by those skilled in the art that in addition to the element except being used in particular for mobile purpose, according to this
The structure of the embodiment of invention can also apply to the terminal of fixed type.
Fig. 1 is one the optional hardware architecture diagram of mobile terminal realizing each embodiment of the present invention.
Mobile terminal 100 can include wireless communication unit 110, audio/video (A/V) input block 120,
User input unit 130, sensing unit 140, output unit 150, memorizer 160, interface unit 170,
Controller 180 and power subsystem 190 etc..Fig. 1 shows the mobile terminal with various assembly, but
It it should be understood that, it is not required that implement all assemblies illustrated, can alternatively implement more or less of group
Part, will be discussed in more detail below the element of mobile terminal.
Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 with wireless
Radio communication between communication system or network.Such as, wireless communication unit can include broadcast reception mould
Block 111, mobile communication module 112, wireless Internet module 113, short range communication module 114 and position letter
At least one in breath module 115.
Broadcast reception module 111 via broadcast channel from external broadcasting management server receive broadcast singal and/or
Broadcast related information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can
Be generate and send broadcast singal and/or the server of broadcast related information or receive before generate wide
Broadcast signal and/or broadcast related information and send it to the server of terminal.Broadcast singal can include
TV broadcast singal, radio signals, data broadcasting signal etc..And, broadcast singal can enter one
Step includes the broadcast singal combined with TV or radio signals.Broadcast related information can also be via shifting
Dynamic communication network provides, and in this case, broadcast related information can be by mobile communication module 112
Receive.Broadcast singal can exist in a variety of manners, and such as, it can be with DMB (DMB)
Electronic program guides (EPG), the electronic service guidebooks (ESG) of digital video broadcast-handheld (DVB-H)
Etc. form and exist.Broadcast reception module 111 can receive by using various types of broadcast systems
Signal is broadcasted.Especially, broadcast reception module 111 can be by using such as multimedia broadcasting-ground
(DMB-T), DMB-satellite (DMB-S), DVB-hand-held (DVB-H),
The Radio Data System of forward link media (MediaFLO@), received terrestrial digital broadcasting integrated service (ISDB-T)
Etc. digit broadcasting system receive digital broadcasting.Broadcast reception module 111 may be constructed such that and is adapted to provide for
The various broadcast systems of broadcast singal and above-mentioned digit broadcasting system.Receive via broadcast reception module 111
Broadcast singal and/or broadcast related information can be stored in memorizer 160 (or other type of storage is situated between
Matter) in.
Mobile communication module 112 send radio signals to base station (such as, access point, node B etc.),
In exterior terminal and server at least one and/or receive from it radio signal.Such aerogram
Number can include voice call signal, video calling signal or send according to text and/or Multimedia Message
And/or the various types of data received.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.This module can internal or
Externally it is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by this module can include WLAN (nothing
Line LAN) (Wi-Fi), Wibro (WiMAX), Wimax (worldwide interoperability for microwave access), HSDPA
(high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology
Including bluetooth TM, RF identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB),
Purple honeybee TM etc..
Positional information module 115 is the module of positional information for checking or obtain mobile terminal.Position is believed
The typical case of breath module 115 is GPS (global positioning system).According to current technology, GPS module
115 calculate from the range information of three or more satellites and correct time information and for the letter calculated
Breath application triangulation, thus according to longitude, latitude and highly accurately calculating three-dimensional current location information.
Currently, for calculating method three satellites of use of position and temporal information and by using other one
Satellite corrects the position and the error of temporal information calculated.Additionally, GPS module 115 can be by real time
Ground Continuous plus current location information calculates velocity information.
A/V input block 120 is used for receiving audio or video signal.A/V input block 120 can include
Camera 121 and mike 122, camera 121 in Video Capture pattern or image capture mode by image
Static images or the view data of video that acquisition equipment obtains process.Picture frame after process can show
Show on display unit 151.Picture frame after camera 121 processes can be stored in memorizer 160 (or
Other storage medium) in or be transmitted via wireless communication unit 110, can be according to mobile terminal
Structure provides two or more cameras 121.Mike 122 can telephone calling model, logging mode,
Speech recognition mode etc. operational mode receives sound (voice data) via mike 122, and can
It is voice data by such acoustic processing.Audio frequency (voice) data after process can be at telephone relation mould
Be converted to be sent to via mobile communication module 112 the form output of mobile communication base station in the case of formula.
Mike 122 can be implemented various types of noise elimination (or suppression) algorithm and exist to eliminate (or suppression)
The noise produced during receiving and send audio signal or interference.
It is mobile whole to control that user input unit 130 can generate key input data according to the order of user's input
The various operations of end.User input unit 130 allows user to input various types of information, and can wrap
Include keyboard, metal dome, touch pad (such as, detection due to touched and cause resistance, pressure, electric capacity
Etc. the sensitive component of change), roller, rocking bar etc..Especially, when touch pad superposition as a layer
Time on display unit 151, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (such as, the opening of mobile terminal 100
Or closed mode), the position of mobile terminal 100, user for mobile terminal 100 contact (that is, touch
Input) presence or absence, the orientation of mobile terminal 100, the acceleration or deceleration of mobile terminal 100 move and direction
Etc., and generate the order or signal being used for controlling the operation of mobile terminal 100.Such as, when mobile whole
When end 100 is embodied as sliding-type mobile phone, it is to open that sensing unit 140 can sense this sliding-type phone
Or close.It addition, sensing unit 140 can detect whether power subsystem 190 provides electric power or interface
Whether unit 170 couples with external device (ED).Sensing unit 140 can include proximity transducer 141 will under
Face combines touch screen and is described this.
Interface unit 170 is used as at least one external device (ED) and is connected, with mobile terminal 100, the interface that can pass through.
Such as, external device (ED) can include wired or wireless head-band earphone port, external power source (or battery charging
Device) port, wired or wireless FPDP, memory card port, there is the device of identification module for connecting
Port, audio frequency input/output (I/O) port, video i/o port, ear port etc..Identification module
Can be that storage is for verifying that user uses the various information of mobile terminal 100 and can include that user identifies
Module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) etc..It addition,
The device (hereinafter referred to as " identifying device ") with identification module can be to take the form of smart card, therefore,
Identify that device can be connected with mobile terminal 100 via port or other attachment means.Interface unit 170 can
And will receive from the input (such as, data message, electric power etc.) of external device (ED) for reception
One or more elements of being transferred in mobile terminal 100 of input or may be used at mobile terminal and outer
Data are transmitted between part device.
It addition, when mobile terminal 100 is connected with external base, interface unit 170 can serve as allowing to lead to
Cross it provide the path of mobile terminal 100 by electric power from base or can serve as allowing from base input
Various command signals are transferred to the path of mobile terminal by it.From various command signals or the electricity of base input
Power may serve as identifying whether mobile terminal is accurately fitted within the signal on base.Output unit 150
It is configured to provide output signal (such as, audio signal, video letter with vision, audio frequency and/or tactile manner
Number, alarm signal, vibration signal etc.).Output unit 150 can include that display unit 151, audio frequency are defeated
Go out module 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information processed in mobile terminal 100.Such as, mobile terminal is worked as
100 when being in telephone calling model, display unit 151 can show with call or other communicate (such as,
Text messaging, multimedia file download etc.) relevant user interface (UI) or graphic user interface
(GUI).When mobile terminal 100 is in video calling pattern or image capture mode, display unit 151
Can show capture image and/or the image of reception, illustrate video or image and the UI of correlation function or
GUI etc..
Meanwhile, when display unit 151 and touch pad the most superposed on one another to form touch screen time, aobvious
Show that unit 151 can serve as input equipment and output device.Display unit 151 can include liquid crystal display
(LCD), thin film transistor (TFT) LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display,
At least one in flexible display, three-dimensional (3D) display etc..Some in these display are permissible
Being configured to transparence watch from outside with permission user, this is properly termed as transparent display, the most transparent
Display can for example, TOLED (transparent organic light emitting diode) display etc..Want according to specific
Embodiment, mobile terminal 100 can include two or more display units (or other display device),
Such as, mobile terminal can include outernal display unit (not shown) and inner display unit (not shown).
Touch screen can be used for detecting touch input pressure and touch input position and touch input area.
Dio Output Modules 152 can be in call signal at mobile terminal and receive pattern, call mode, note
Time under the isotypes such as record pattern, speech recognition mode, broadcast reception mode, wireless communication unit 110 is connect
Receive or in memorizer 160 storage voice data transducing audio signal and be output as sound.And,
Dio Output Modules 152 can provide the audio frequency output (example relevant to the specific function of mobile terminal 100 execution
As, call signal receives sound, message sink sound etc.).Dio Output Modules 152 can include raising one's voice
Device, buzzer etc..
Alarm unit 153 can provide output to notify event to mobile terminal 100.Typically
Event can include calling reception, message sink, key signals input, touch input etc..Except audio frequency or
Outside video frequency output, alarm unit 153 can provide in a different manner and export the generation with notification event.
Such as, alarm unit 153 can with vibration form provide output, when receive calling, message or some
When other enters communication (Incoming Communication), alarm unit 153 can provide sense of touch to export
(such as, vibration) is to notify to user.By providing such sense of touch to export, even if user's
When mobile phone is in the pocket of user, user also is able to identify the generation of various event.Alarm unit
The output of 153 generations that notification event can also be provided via display unit 151 or dio Output Modules 152.
Memorizer 160 can store the process performed by controller 180 and the software program controlling operation etc.,
Or can temporarily store and export data (such as, telephone directory, message, the static state that maybe will export
Image, video etc.).And, memorizer 160 can store and export about when touch is applied to touch screen
The vibration of various modes and the data of audio signal.
Memorizer 160 can include the storage medium of at least one type, described storage medium include flash memory,
Hard disk, multimedia card, card-type memorizer (such as, SD or DX memorizer etc.), random access store
Device (RAM), static random-access memory (SRAM), read only memory (ROM), electric erasable
Programmable read only memory (EEPROM), programmable read only memory (PROM), magnetic storage,
Disk, CD etc..And, mobile terminal 100 can be connected execution memorizer 160 with by network
The network storage device cooperation of storage function.
Controller 180 generally controls the overall operation of mobile terminal.Such as, controller 180 performs and voice
Control that call, data communication, video calling etc. are relevant and process.It addition, controller 180 can wrap
Including the multi-media module 181 for reproducing (or playback) multi-medium data, multi-media module 181 can be with structure
Make in controller 180, or it is so structured that separate with controller 180.Controller 180 can perform
Pattern recognition process, to be identified as character by the handwriting input performed on the touchscreen or picture drafting input
Or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides behaviour
Make the suitable electric power needed for each element and assembly.
Various embodiment described herein can be to use such as computer software, hardware or its any combination
Computer-readable medium implement.Implementing for hardware, embodiment described herein can be by using
Application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD),
Programmable logic device (PLD), field programmable gate array (FPGA), processor, controller, micro-control
Device processed, microprocessor, it is designed to perform at least one in the electronic unit of function described herein and comes real
Executing, in some cases, such embodiment can be implemented in controller 180.Software is implemented,
The embodiment of such as process or function can perform at least one function or the single software of operation with permission
Module is implemented.Software code can by write with any suitable programming language software application (or
Program) to implement, software code can be stored in memorizer 160 and be performed by controller 180.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the inventive method is proposed.
The structural representation of the device one preventing mobile terminal access pseudo-base station that Fig. 2 provides for the embodiment of the present invention
Figure.As in figure 2 it is shown, the device that the present embodiment provides includes receiver module 30, judge module 31, sending module
32, module 33 and processing module 34 are determined,
Wherein, receiver module 30, for receiving the authentication requirement that the base station in Target cell sends；
Judge module 31, whether BCCH frequency corresponding with Target cell in determination frequency list exists
Abnormality mark position；
Sending module 32, for BCCH frequency corresponding with Target cell in judge module determination frequency list
When point exists abnormality mark position, generate false authentication parameter, and be sent to base station；
Determine module 33, for when authentication is passed through, it is determined that Target cell exists pseudo-base station；
Processing module 34, for deleting the BCCH frequency of Target cell from list of frequency.
It should be noted that list of frequency is network is mobile workstation (mobile station is called for short MS)
The a list of frequency provided, MS measures according to the frequency in list.MS has both of which, respectively
Being both in idle mode and in active mode, MS the most only can define according to list of frequency in both in idle mode and in active mode
Frequency measure Serving cell and the signal intensity of neighbor cell BCCH frequency.At the idling mode, measure
Result is for selecting best community (i.e. cell reselection)；In the active mode, measurement result is used for carrying out
LOCATING algorithm, completes community switching.Without this part of list, at the idling mode, MS will
Can measure the frequency of full frequency band, this selects situation somewhat similar with carrying out community after MS off-grid；?
Under activation pattern, any frequency will not be measured by MS, thus cannot complete community switching and finally lead
Causing call drop, so list of frequency is indispensable, list of frequency can provide suitable respectively for both patterns
Measurement frequency.Under idle pulley, list of frequency is transmitted by BCCH, under activation pattern, list of frequency by
Low rate access controls channel (Slow Access Control Channel is called for short SACCH) and transmits, final frequency
Rate list can be sent to persistent register or subscriber identification module (the Subscriber Identification of MS
Module, be called for short SIM) card in.
Also, it should be noted the workflow of pseudo-base station can be as follows with brief overview: obtain neighbor cell
The frequency of BCCH frequency；Measure the BCCH field intensity of neighbor cell；Select the community that BCCH signal is more weak,
The Mobile Country Code MCC (Mobile Country Code be called for short MCC) identical with this community and mobile network are set
Network code (Mobile Network Code is called for short MNC)；Launch the BCCH through pretending, signal intensity is the biggest
Signal lures that mobile terminal accesses into.
Concrete, receiver module 30 receives the authentication requirement that the base station in Target cell sends；Judge module
Whether BCCH frequency corresponding with described Target cell in 31 determination frequency lists exists abnormality mark position；Send out
The BCCH frequency sending module 32 corresponding with Target cell in judge module determination frequency list exists abnormal
During flag bit, generate false authentication parameter, and be sent to base station；Authentication by time, determine that module 33 judges
There is pseudo-base station in Target cell；The BCCH frequency of Target cell is deleted from list of frequency by processing module 34
Remove.
Further, processing module is additionally operable to arrange an intervalometer, the most resident target in timer time
Community.
Further, the device two preventing mobile terminal access pseudo-base station that Fig. 3 provides for the embodiment of the present invention
Structural representation.As it is shown on figure 3, the device that the present embodiment provides also includes acquisition module 35, computing module 36
With module 37 is set,
Wherein, acquisition module 35, putting down of all communities in acquisition list of frequency in preset time period
Equal signal intensity also preserves；Obtain the Target Signal Strength of Target cell and preserve；
Computing module 36, deducts the difference of average signal strength for calculating Target Signal Strength；
Module 37 is set, is used for when difference is more than when presetting difference thresholding, is Target cell in list of frequency
BCCH frequency point setting abnormality mark position and preserve.
Concrete, presetting difference thresholding can be 10dB.
Further, determine module 33 be additionally operable to authentication not over time, reselect Target cell.
Further, sending module 32 is additionally operable in judge module 31 determination frequency list and Target cell
When corresponding BCCH frequency does not exist abnormality mark position, the authentication parameter of mobile terminal is sent to base station,
Complete authentication.
Concrete, acquisition module 35 obtains the average letter of all communities in list of frequency in preset time period
Number intensity also preserves, and obtains the Target Signal Strength of Target cell and preserves；Computing module 36 calculates target letter
Number intensity deducts the difference of average signal strength；When difference is more than when presetting difference thresholding, module 37 is set
For the BCCH frequency point setting abnormality mark position of Target cell and preserve in list of frequency；Receiver module 30
Receive the authentication requirement that the base station in Target cell sends；In judge module 31 determination frequency list little with target
Whether BCCH frequency corresponding to district exists abnormality mark position, when judge module 31 judges not exist different
Often during flag bit, the authentication parameter of mobile terminal is sent to base station by sending module 32, completes authentication, when sentencing
When disconnected module 31 judges to there is abnormality mark position, sending module 32 generates false authentication parameter, is sent to base station；
If authenticate not over, acquisition module 35 reselects Target cell and carries out the acquisition of Target Signal Strength；If
Authentication is passed through, and determines that module 33 judges that Target cell exists pseudo-base station, and processing module 34 is by Target cell
BCCH frequency is deleted from list of frequency, and arranges an intervalometer, the most resident mesh in timer time
Mark community.
What the present embodiment provided prevents the device of mobile terminal access pseudo-base station from make use of pseudo-base station not to authentication ginseng
Number is verified, directly by the drawback of authentication process, to existing corresponding to the BCCH frequency of abnormality mark position
Target cell in base station send false authentication parameter, see whether authentication can be passed through, thus judge Target cell
The most whether there is pseudo-base station, fundamentally avoid mobile terminal and access the possibility of pseudo-base station.
In actual applications, described receiver module 30, judge module 31, sending module 32, determine module
33, processing module 34, acquisition module 35, computing module 36 and arrange module 37 all can by be positioned at prevent move
Dynamic terminal accesses the central processing unit (Central Processing Unit, CPU) in the device of pseudo-base station, micro-
Processor (Micro Processor Unit, MPU), digital signal processor (Digital Signal Processor,
Or field programmable gate array (Field Programmable Gate Array, FPGA) etc. realizes DSP).
The flow chart of the method one preventing mobile terminal access pseudo-base station that Fig. 4 provides for the present invention, such as Fig. 4
Shown in, the method that the present embodiment provides may include that
Step 10: receive the authentication requirement that the base station in Target cell sends；
Step 11: whether BCCH frequency corresponding with Target cell in determination frequency list exists abnormality mark
Position；
Step 12: BCCH frequency corresponding with Target cell in determination frequency list exists abnormality mark position
Time, generate false authentication parameter, and be sent to base station；
Step 13: when authentication is passed through, it is determined that Target cell exists pseudo-base station；
Step 14: the BCCH frequency of Target cell is deleted from list of frequency.
Further, after being deleted from list of frequency by the BCCH frequency of Target cell, also include arranging
One intervalometer, the most resident described Target cell in timer time.
Further, the mobile terminal that prevents that Fig. 5 provides for the embodiment of the present invention accesses the method two of pseudo-base station
Flow chart, as it is shown in figure 5, the authentication that the base station received in Target cell sends also includes before requiring:
Step 20: obtain the average signal strength of all communities in list of frequency in preset time period and protect
Deposit；
Step 21: obtain the Target Signal Strength of Target cell and preserve；
Step 22: calculate Target Signal Strength and deduct the difference of average signal strength；
Step 23: when difference is more than when presetting difference thresholding, be the BCCH of Target cell in list of frequency
Frequency point setting abnormality mark position also preserves.
Concrete, presetting difference thresholding can be 10dB.
Further, authentication not over time, reselect Target cell.
Further, corresponding with Target cell in determination frequency list BCCH frequency does not exists
During abnormality mark position, the authentication parameter of mobile terminal is sent to base station, completes authentication.
Concrete, mobile terminal obtains the average signal of all communities in list of frequency in preset time period
Intensity also preserves, and obtains the Target Signal Strength of Target cell and preserves；When Target Signal Strength deducts averagely
The difference of signal intensity, more than when presetting difference thresholding, is the BCCH frequency of Target cell in list of frequency
Abnormality mark position is set and preserves；Receive the authentication requirement that the base station in Target cell sends；Determination frequency arranges
Whether BCCH frequency corresponding with Target cell in table exists abnormality mark position, in determination frequency list with
When the BCCH frequency that Target cell is corresponding does not exist abnormality mark position, the authentication parameter of mobile terminal is sent
To base station, complete authentication；BCCH frequency corresponding with Target cell in determination frequency list exists abnormal
During flag bit, generate false authentication parameter, and be sent to base station；If authenticate not over, reselect target
Community, if authentication is passed through, it is determined that Target cell exists pseudo-base station；By the BCCH frequency of Target cell from frequency
Rate list is deleted, and an intervalometer is set, the most resident Target cell in timer time.
What the present embodiment provided prevents the method for mobile terminal access pseudo-base station from make use of pseudo-base station not to authentication ginseng
Number is verified, directly by the drawback of authentication process, to existing corresponding to the BCCH frequency of abnormality mark position
Target cell in base station send false authentication parameter, see whether authentication can be passed through, thus judge Target cell
The most whether there is pseudo-base station, fundamentally avoid mobile terminal and access the possibility of pseudo-base station.
It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to
Contain comprising of nonexcludability, so that include the process of a series of key element, method, article or device
Not only include those key elements, but also include other key elements being not expressly set out, or also include for this
The key element that the process of kind, method, article or device are intrinsic.In the case of there is no more restriction, by language
Sentence " including one the ... " key element that limits, it is not excluded that include the process of this key element, method, article or
Person's device there is also other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive above-mentioned reality
Execute example method to add the mode of required general hardware platform by software and realize, naturally it is also possible to by firmly
Part, but a lot of in the case of the former is more preferably embodiment.Based on such understanding, the technical side of the present invention
The part that prior art is contributed by case the most in other words can embody with the form of software product,
This computer software product is stored in a storage medium (such as ROM/RAM, magnetic disc, CD), bag
Include some instructions with so that a station terminal equipment (can be mobile phone, computer, server, air-conditioner,
Or the network equipment etc.) perform the method described by each embodiment of the present invention.
The present invention is with reference to method, equipment (system) and computer program according to embodiments of the present invention
Flow chart and/or block diagram describe.It should be understood that can be by computer program instructions flowchart and/or side
Flow process in each flow process in block diagram and/or square frame and flow chart and/or block diagram and/or the knot of square frame
Close.Can provide these computer program instructions to general purpose computer, special-purpose computer, Embedded Processor or
The processor of other programmable data processing device is to produce a machine so that by computer or other can
The instruction that the processor of programming data processing equipment performs produces for realizing in one flow process or multiple of flow chart
The device of the function specified in flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide computer or other programmable data processing device
In the computer-readable memory worked in a specific way so that be stored in this computer-readable memory
Instruction produces the manufacture including command device, and this command device realizes at one flow process of flow chart or multiple stream
The function specified in journey and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Sequence of operations step must be performed to produce computer implemented process on computer or other programmable devices,
Thus the instruction performed on computer or other programmable devices provides for realizing in one flow process of flow chart
Or the step of the function specified in multiple flow process and/or one square frame of block diagram or multiple square frame.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every profit
The equivalent structure made by description of the invention and accompanying drawing content or equivalence flow process conversion, or directly or indirectly transport
It is used in other relevant technical fields, is the most in like manner included in the scope of patent protection of the present invention.
Claims (10)
1. one kind prevents the device that mobile terminal accesses pseudo-base station, it is characterised in that described device includes: connect
Receive module, judge module, sending module, determine module and processing module,
Described receiver module, for receiving the authentication requirement that the base station in Target cell sends；
Described judge module, BCCH corresponding with described Target cell in determination frequency list
Whether frequency exists abnormality mark position；
Described sending module, for corresponding with described Target cell in described judge module determination frequency list
BCCH frequency when there is abnormality mark position, generate false authentication parameter, and be sent to described base station；
Described determine module, for when authentication is passed through, it is determined that described Target cell exists pseudo-base station；
Described processing module, is used for the BCCH frequency of described Target cell from described list of frequency
Middle deletion.
Device the most according to claim 1, it is characterised in that described processing module is additionally operable to arrange one
Individual intervalometer, the most resident described Target cell in timer time.
Device the most according to claim 1, it is characterised in that described device also include acquisition module,
Computing module and module is set,
Described acquisition module, for obtaining the flat of all communities in described list of frequency in preset time period
Equal signal intensity also preserves；Obtain the Target Signal Strength of described Target cell and preserve；
Described computing module, deducts the difference of described average signal strength for calculating described Target Signal Strength；
Described module is set, for when described difference is more than when presetting difference thresholding, in described list of frequency
For the BCCH frequency point setting abnormality mark position of described Target cell and preserve.
Device the most according to claim 1, it is characterised in that described determine module, is additionally operable at mirror
Weigh not over time, reselect Target cell.
Device the most according to claim 1, it is characterised in that described sending module, is additionally operable in institute
State judge module and judge that BCCH frequency corresponding with described Target cell in described list of frequency is not deposited
When abnormality mark position, the authentication parameter of described mobile terminal is sent to described base station, completes authentication.
6. one kind prevents the method that mobile terminal accesses pseudo-base station, it is characterised in that described method includes:
Receive the authentication requirement that the base station in Target cell sends；
Whether BCCH frequency corresponding with described Target cell in determination frequency list exists abnormal mark
Will position；
There is abnormality mark in BCCH frequency corresponding with described Target cell in determination frequency list
During position, generate false authentication parameter, and be sent to described base station；
When authentication is passed through, it is determined that described Target cell exists pseudo-base station；
The BCCH frequency of described Target cell is deleted from described list of frequency.
Method the most according to claim 6, it is characterised in that by the Broadcasting Control of described Target cell
After channel frequency is deleted from described list of frequency, described method also includes:
One intervalometer is set, the most resident described Target cell in timer time.
Method the most according to claim 6, it is characterised in that receive the base station in Target cell and send
Authentication require before, described method also includes:
In preset time period, obtain the average signal strength of all communities in described list of frequency and preserve；
Obtain the Target Signal Strength of described Target cell and preserve；
Calculate described Target Signal Strength and deduct the difference of described average signal strength；
When described difference is more than when presetting difference thresholding, it is the wide of described Target cell in described list of frequency
Broadcast Control channel frequency point setting abnormality mark position also preserves.
Method the most according to claim 6, it is characterised in that described method also includes:
Authentication not over time, reselect Target cell.
Method the most according to claim 6, it is characterised in that described method also includes:
BCCH frequency corresponding with described Target cell in judging described list of frequency does not exist different
Often during flag bit, the authentication parameter of described mobile terminal is sent to described base station, completes authentication.
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| CN115087003A (en) * | 2022-07-14 | 2022-09-20 | 安徽电信规划设计有限责任公司 | Base station intelligent patrol method and system based on 5G network |
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| CN105939517B (en) | 2019-03-01 |
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