CN109089302A - Implementation method, device, communication terminal and the readable storage medium storing program for executing of cell searching - Google Patents
Implementation method, device, communication terminal and the readable storage medium storing program for executing of cell searching Download PDFInfo
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- CN109089302A CN109089302A CN201811141245.0A CN201811141245A CN109089302A CN 109089302 A CN109089302 A CN 109089302A CN 201811141245 A CN201811141245 A CN 201811141245A CN 109089302 A CN109089302 A CN 109089302A
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- Prior art keywords
- frequency point
- point information
- cell searching
- terminal
- operator
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/183—Processing at user equipment or user record carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The present invention provides a kind of implementation method of cell searching, comprising: in the frequency point information list of terminal preset operator, operator's frequency point information list prestores the frequency point information of each frequency range corresponding with different operators；Obtain the corresponding operator's informaiton of main card of the terminal；When terminal carries out band scan, the frequency point information undetermined that the terminal scans is obtained；It is extracted and the matched frequency point information of the operator's informaiton from operator's frequency point information list；The frequency point information undetermined scanned is compared with each frequency point information extracted；According to comparison result, target frequency point information is determined from each frequency point information undetermined, and cell searching is carried out according to the target frequency point information.The present invention also provides a kind of realization device of cell searching, communication terminal and readable storage medium storing program for executing.The present invention solves the technical problem that existing communication terminal network registion time is longer, efficiency is lower.
Description
Technical field
The present invention relates to communication terminal technology field more particularly to a kind of implementation method of cell searching, device, communications eventually
End and readable storage medium storing program for executing.
Background technique
In booting, top priority is search network and registers communication terminal (such as mobile phone).Terminal manufacturer generally can be
The available frequency band information that the major mobile communication carrier of configuration supports in communication terminal so that communication terminal support simultaneously it is different
Common carrier.When terminal is switched on or when from the signal blind zone entering signal area of coverage, terminal can be believed according to built-in available frequency band
Cease all frequency point informations of the currently supported available frequency band of automatically scanning；Then according to the frequency point information search cell letter scanned
Breath, and then complete network registry.
However, causing to search in full band scan since the available frequency band of certain operators support is there are intersection
Frequency point information of the rope to the multiple operators of same frequency range.Scanning when, judged according to received signal strength be around a certain frequency point
It is no that there may be cells；If the corresponding signal strength of a certain frequency point is preferable, terminal can search for cell corresponding with the frequency point automatically
Information.And the currently used operator types of terminal are not inconsistent with the cell information searched, terminal is unable to complete network registry, after
And selection signal intensity other frequency points second-best, and search for corresponding with frequency point cell information, until operator's informaiton with it is small
Area's information is consistent.It will lead to that terminal network registion time is longer, efficiency is lower in this way.
In addition, many terminals have supported to be inserted into two kinds of SIM cards simultaneously that (i.e. subscriber identification card is specifically divided at present
Main card, vice card).This Terminal Type is usually that main card first carries out searching net (including frequency point scanning, cell information search etc.)；Main card searches net
After the completion, vice card carries out searching net again.Same operator, main card/vice card setting terminal network mould are supported for main card, vice card
The identical situation of formula, it is longer that the mode that above-mentioned main card, vice card successively search net also results in terminal network registion time, efficiency compared with
It is low.
Above content is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that above content is existing skill
Art.
Summary of the invention
The main purpose of the present invention is to provide a kind of implementation method of cell searching, device, communication terminal and readable deposit
Storage media, it is intended to solve the technical problem that existing communication terminal network registion time is longer, efficiency is lower.
To achieve the above object, the present invention provides a kind of implementation method of cell searching, the described method comprises the following steps:
In the frequency point information list of terminal preset operator, operator's frequency point information list prestores and different operators
The frequency point information of corresponding each frequency range；
Obtain the corresponding operator's informaiton of main card of the terminal；
When terminal carries out band scan, the frequency point information undetermined that the terminal scans is obtained；
It is extracted and the matched frequency point information of the operator's informaiton from operator's frequency point information list；
The frequency point information undetermined scanned is compared with each frequency point information extracted；
According to comparison result, target frequency point information is determined from each frequency point information undetermined, and according to the target frequency point
Information carries out cell searching.
Preferably, described according to comparison result, the step of determining target frequency point information from each frequency point information undetermined, tool
Body includes:
If any frequency point information undetermined scanned is consistent with any frequency point information extracted, by the frequency point undetermined
Information is determined as target frequency point information；
If any frequency point information undetermined scanned and each frequency point information extracted are inconsistent, frequency point undetermined is replaced
Information, and re-execute the steps: the frequency point information undetermined scanned is compared with each frequency point information extracted.
Preferably, described extract from operator's frequency point information list is believed with the matched frequency point of the operator's informaiton
After the step of breath, further includes:
Each frequency point information extracted is cached.
Preferably, it described the step of cell searching is carried out according to the target frequency point information, specifically includes:
Obtain the signal strength indication of fixed each target frequency point information and its corresponding frequency point；
Determine that signal strength indication is highest target frequency point information；
It is that highest target frequency point information carries out cell searching according to signal strength indication.
Preferably, after described the step of carrying out cell searching according to frequency point information, further includes:
Confirm whether the main card of presently described terminal is completed network registry；
If so, the system information for the cell searched for is stored.
After the step of system information of the preferably described cell that will have been searched for is stored, further includes:
Confirm the whether configured vice card of the terminal；
If so, being initialized to the vice card of the terminal；
After the vice card completes initialization, the configuration information of the vice card is obtained, to confirm that the vice card is supported logical
Believe operator types and pre-set vice card network mode.
Preferably, the confirmation vice card is supported common carrier type and pre-set vice card network mode
After step, further includes:
The configuration information of the main card is obtained, to confirm common carrier type that the main card is supported and pre-set
Main card network mode；
The common carrier type that the vice card is supported is compared with the common carrier type that the main card is supported；
It, will if the common carrier type that the vice card is supported is consistent with the common carrier type that the main card is supported
The vice card network mode is compared with the main card network mode；
If the vice card network mode is consistent with the main card network mode, the system letter based on stored cell
Breath, carries out that the cell selection of the vice card, cell be resident and network registry.
In addition, to achieve the above object, the present invention also provides a kind of realization device of cell searching, described device is also wrapped
It includes: memory, processor and the realization journey for being stored in the cell searching that can be run on the memory and on the processor
Sequence, in which:
The realization program of the cell searching realizes the realization of cell searching as described above when being executed by the processor
The step of method.
In addition, to achieve the above object, the present invention also provides a kind of communication terminal, the communication terminal includes as described above
Cell searching realization device.
In addition, to achieve the above object, the present invention also provides a kind of readable storage medium storing program for executing, being deposited on the readable storage medium storing program for executing
The realization program of cell searching is contained, the realization program of the cell searching realizes that cell as described above is searched when being executed by processor
The step of implementation method of rope.
The embodiment of the present invention proposes implementation method, device, communication terminal and the readable storage medium storing program for executing of a kind of cell searching, leads to
Cross the operator's frequency point information list for being pre-configured with the frequency point information for having each frequency range corresponding with different communication operator, and from
The matched frequency point information of operator types supported with current main card is extracted in list；And when by terminal progress band scan
The frequency point information undetermined got is compared with each frequency point information extracted, and determines target frequency point according to comparison result
Information carries out cell searching according to target frequency point information.In this way, first being supported based on main card before terminal carries out cell searching
The screening of frequency point information that is scanned of operator types, avoid frequency point information that full frequency band searches and terminal supported
It is whole to shorten terminal to improve the efficiency of cell searching for operator's informaiton (operator types, network type) unmatched situation
The time of a network registry helps to reduce the power consumption that terminal carries out network registry.
Detailed description of the invention
Fig. 1 is a kind of hardware structural diagram of communication terminal of the present invention；
Fig. 2 is a kind of corresponding communications network system architecture diagram of communication terminal of the present invention；
Fig. 3 is the flow diagram of the implementation method first embodiment of cell searching of the present invention；
Fig. 4 is that a kind of main card completes the terminal interface schematic diagram after network registry；
Fig. 5 is the flow diagram of the implementation method second embodiment of cell searching of the present invention.
The object of the invention is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of realization device of cell searching, described device further include: memory, processor and is stored in
On the memory and the realization program of cell searching that can run on the processor, in which: the reality of the cell searching
The step of existing program realizes the implementation method of cell searching as described below when being executed by the processor.
In addition, the communication terminal includes the reality of cell searching as described above the present invention also provides a kind of communication terminal
Existing device.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
Be conducive to explanation of the invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
Communication terminal can be implemented in a variety of manners, such as mobile phone, tablet computer, laptop, palm PC, with
And the fixed terminals such as number TV, desktop computer.
It will be appreciated by those skilled in the art that other than the element for being used in particular for mobile purpose, it is according to the present invention
The construction of embodiment can also apply to the communication terminal of fixed type.
Referring to Fig. 1, a kind of hardware structural diagram of its communication terminal of each embodiment to realize the present invention, this is logical
Believe that terminal 100 may include: RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit
108, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Communication terminal structure does not constitute the restriction to communication terminal, and communication terminal may include components more more or fewer than diagram,
Perhaps certain components or different component layouts are combined.
It is specifically introduced below with reference to all parts of the Fig. 1 to communication terminal:
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station
Downlink information receive after, to processor 110 handle；In addition, the data of uplink are sent to base station.In general, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating
Frequency unit 101 can also be communicated with network and other equipment by wireless communication.Any communication can be used in above-mentioned wireless communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and communication terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for communication terminal, it completely can be according to need
It to omit within the scope of not changing the essence of the invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in communication terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or WiFi module 102 it is received or
The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103
Audio output relevant to the specific function that communication terminal 100 executes can also be provided (for example, call signal receives sound, disappears
Breath receives sound etc.).Audio output unit 103 may include external loudspeaker, buzzer etc..
A/V input unit 104 is for receiving audio or video signal.A/V input unit 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can
To be converted to the format output that can be sent to mobile communication base station via radio frequency unit 101 in the case where telephone calling model.
Microphone 1042 can be implemented various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition)
The noise generated during frequency signal or interference.
Communication terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when communication terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify the application of mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with communication terminal
Family setting and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with
And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071
Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
It is converted into contact coordinate, then gives processor 110, and order that processor 110 is sent can be received and executed.In addition, can
To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc.
It is one or more, specifically herein without limitation.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel
1061 be the function that outputs and inputs of realizing communication terminal as two independent components, but in certain embodiments, it can
The function that outputs and inputs of communication terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically
It limits.
Interface unit 108 be used as at least one external device (ED) connect with communication terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in communication terminal 100 or can be with
For transmitting data between communication terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of communication terminal, utilizes each of various interfaces and the entire communication terminal of connection
A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage
Data in device 109 execute the various functions and processing data of communication terminal, to carry out integral monitoring to communication terminal.Place
Managing device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Communication terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
Although Fig. 1 is not shown, communication terminal 100 can also be including bluetooth module etc., and details are not described herein.
Embodiment to facilitate the understanding of the present invention, the communications network system that communication terminal of the invention is based below into
Row description.
Referring to Fig. 2, Fig. 2 is a kind of corresponding communications network system architecture diagram of communication terminal of the present invention, the communication network
System be universal mobile communications technology LTE system, the LTE system include successively communication connection UE (User Equipment,
User equipment) 201, E-UTRAN (Evolved UMTS Terrestrial Radio Access Network, evolved UMTS
Land radio access web) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP industry
Business 204.
Specifically, UE201 can be above-mentioned communication terminal 100, and details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS
(Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way,
Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and
Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers
Such as the function of home location register (not shown) etc, and preserves some related service features, data rates etc. and use
The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201
Address distribution and other functions, PCRF2036 are strategy and the charging control strategic decision-making of business data flow and IP bearing resource
Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia
System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art should know the present invention is not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And the following new network system etc., herein without limitation.
Based on above-mentioned communication terminal hardware configuration and communications network system, each embodiment of the method for the present invention is proposed.
The present invention provides a kind of implementation method of cell searching.
Referring to figure 3., Fig. 3 is the flow chart of first embodiment of the implementation method of cell searching of the present invention.In the present embodiment
In, the implementation method of the cell searching includes the following steps:
Step S10, in terminal preset operator frequency point information file；
Specifically, preset operator's frequency point information list in terminal bottom (memory).Wherein, operator's frequency point letter
Breath list prestores the frequency point information of each frequency range corresponding with different operators.Signified common carrier may include but not herein
It is limited to: China Mobile Communications Corporation (abbreviation China Mobile), (referred to as China of China Linked Network Communication Group Co., Ltd
Connection), group of China Telecom (abbreviation China Telecom).Each frequency range corresponding with different communication operator refers to a certain communication operation
The frequency range (section) that quotient is supported.It include several frequency points between different frequency range, any frequency point corresponds to unique frequency point information.Example
It such as, include several frequency points in China Unicom (i.e. LTE) band support Band3 in 4G network, frequency range Band3.Namely operation
The list of quotient's frequency point information is at least configured with common carrier type, network formats, common carrier band support and its corresponding
The correlation related information such as frequency point information.
Step S20 obtains the corresponding operator's informaiton of main card of the terminal；
Here main card can specifically refer to the SIM card for being inserted into terminal sim card slot and being arranged to terminal main card.
The corresponding operator's informaiton of main card specifically includes operator types, the network formats etc. of main card support；The wherein fortune that main card is supported
Battalion's quotient's type can be obtained by obtaining international mobile subscriber identity (IMSI) information of main card, i.e., by IMSI code
MNC (Mobile Network Code, mobile network code) is judged.Such as China Mobile's system is using 00,02,04,
07, China Unicom gsm system uses 01,06,09, and China Telecom's cdma system uses 03,05, and China Telecom 4G uses 11.
Step S30 obtains the frequency point information undetermined that the terminal scans when terminal carries out band scan；
By taking mobile phone power-on powers on as an example, to carry out network registry, can generally execute following steps: mobile phone is powered on, at the beginning of SIM card
Beginningization completion, band scan, cell searching, solution system message, cell selects, cell is resident, registered network.It is swept carrying out frequency range
Before retouching, need to use international mobile subscriber identity (IMSI) information；If without RPLMN (Registered PLMN, i.e.,
Registered public land mobile network) if, need to use HPLMN (Home PLMN, i.e. Home Public Land Mobile Network network) hair
It rises and searches net, HPLMN is first 5 of international mobile subscriber identity or 6 first).The frequency point information undetermined got can be
Multiple frequency point informations；Step S40 can be executed after getting a frequency point information undetermined；Alternatively, obtaining a certain frequency range
Step S40 is executed after all frequency point informations undetermined.
Step S40 is extracted and the matched frequency point information of the operator's informaiton from operator's frequency point information list；
Operator's frequency point information list is screened, filters out and believes with the matched frequency point of the operator types
Breath.Further, each frequency point information extracted is cached, in order to follow up scan frequency point information with extract
Each frequency point information be compared.
The frequency point information undetermined scanned is compared step S50 with each frequency point information extracted；
Specifically, which includes:
Step S51 will be described if any frequency point information undetermined scanned is consistent with any frequency point information extracted
Frequency point information undetermined is determined as target frequency point information；
Step S52 is replaced if any frequency point information undetermined scanned and each frequency point information extracted are inconsistent
Frequency point information undetermined, and re-execute the steps: the frequency point information undetermined scanned is compared with each frequency point information extracted
It is right.
For example, the corresponding frequency point number of a certain frequency point information undetermined scanned is f1.With each frequency point information for extracting into
Row compares, to be confirmed whether the frequency point there are frequency point number for f1.If it exists, then determine the frequency point information target frequency point letter undetermined
Breath；Conversely, then replacing frequency point information undetermined, and it re-execute the steps S40.
Step S60 determines target frequency point information from each frequency point information undetermined according to comparison result, and according to described
Target frequency point information carries out cell searching.
Since there may be multiple frequency points in same frequency range, so that target frequency point information may be multiple；And it is different
The signal strength indication of target frequency point information is also likely to be present difference.In the present embodiment, it is preferable to use the target of signal strength indication
Frequency point information carries out cell searching.More refinement ground, described the step of cell searching is carried out according to the target frequency point information, specifically
Include: step S61, obtains the signal strength indication of fixed each target frequency point information and its corresponding frequency point；Step S61 is determined
Signal strength indication is highest target frequency point information；Step S61 is the progress of highest target frequency point information according to signal strength indication
Cell searching.
In addition, the specific implementation that terminal carries out cell searching is not construed as limiting here.After carrying out cell searching, carry out
Cell selection, cell is resident and network registry.As shown in figure 4, Fig. 4 shows for the terminal interface after a kind of main card completion network registry
It is intended to.
In this embodiment, there is the fortune of the frequency point information of each frequency range corresponding with different communication operator by being pre-configured with
The list of quotient's frequency point information is sought, and extracts the matched frequency point information of operator types supported with current main card from list；With
And the frequency point information undetermined got when by terminal progress band scan is compared with each frequency point information extracted, and according to
Comparison result determines target frequency point information, carries out cell searching according to target frequency point information.It is searched in this way, carrying out cell in terminal
Before rope, the screening for the frequency point information that the operator types first supported based on main card are scanned avoids full frequency band search
The frequency point information and terminal arrived supports operator's informaiton (operator types, network type) unmatched situation, to improve small
The efficiency of area searching shortens the time of terminal whole network registration, helps to reduce the power consumption that terminal carries out network registry.
Further, referring to figure 5., the basis of the implementation method first embodiment of cell searching is carried out in terminal of the present invention
On, propose second embodiment.In the present embodiment, after described the step of carrying out cell searching according to frequency point information, further includes:
Step S70, confirms whether the main card of presently described terminal is completed network registry；
After terminal carries out cell searching for main card, solution system message is successively carried out, cell selects, cell is resident, note
The step of volume network.Specifically, it is made whether to be completed network registry really by obtaining the current network state information of main card
Recognize operation.
Step S71, if so, the system information for the cell searched for is stored；
After cell searching, terminal saves the system information for the cell that main card is currently resident.For example, being arranged in the terminal
System information buffer area, to save the system information of the cell.
Step S72 confirms the whether configured vice card of the terminal；
It should be noted that vice card and main card here is relative concept, it can specifically refer to and be inserted into terminal SIM card
Slot and the SIM card for being arranged to terminal vice card.The insert state validation of information of the vice card card slot of acquisition terminal can specifically be passed through
Whether configured vice card.
Step S73, if so, being initialized to the vice card of the terminal；
Initialization step includes the card file information for reading registered network and needing, such as authentication parameter MSI, Ki (2G) Key
(3G), OPC (3G), A3/A5/A8 algorithm, IMSI information, ICCID etc..
Step S74 obtains the configuration information of the vice card, after the vice card completes initialization to confirm the vice card
The common carrier type of support and pre-set vice card network mode；
It should be noted that the present embodiment, which is suitable for major and minor card, supports same common carrier, and terminal is preset
Major and minor card network mode situation all the same.Therefore step S74-S78 is the series for verifying terminal and whether meeting above situation
Step.
Step S75 obtains the configuration information of the main card, to confirm common carrier type that the main card is supported and pre-
The main card network mode being first arranged；
The common carrier type that step S76, the common carrier type that the vice card is supported and the main card are supported
It is compared；
Step S77, if the common carrier type that common carrier type and the main card that the vice card is supported are supported
Unanimously, then the vice card network mode is compared with the main card network mode；
Common carrier type includes but is not limited to: China Mobile, China Unicom, China Telecom.
Step S78, if the vice card network mode is consistent with the main card network mode, based on stored cell
System information, carries out that the cell selection of the vice card, cell be resident and network registry.
Network mode includes but is not limited to: 2G, 3G, 4G, 5G.Network mode is also understood that as network formats.
In existing two clips terminal, typically main card first carries out searching net；Main card is searched after the completion of net, and vice card starts again
Search net.Every card carries out network registry generally according to following process: mobile phone powers on, SIM card initialization completion, band scan, small
Area searching, solution system message, cell select, cell is resident, registered network.Therefore, because vice card needs to repeat above-mentioned stream
Journey, causing terminal to carry out, the network registry time is longer, efficiency is lower, influences the usage experience of user.
In the present embodiment, when verifying terminal symbol conjunction above situation, for the network registration process of vice card, at the beginning of vice card
After the completion of beginningization, the directly resident, registration using the selection of cell information execution cell, cell that are saved after main card progress network registry
The process of network eliminates band scan, cell searching, the intermediate process for solving system message.To, give full play to meet it is above-mentioned
The advantage of the double card of situation substantially reduces the time for searching net, helps to improve the efficiency of terminal network registration, can be further
Improve the usage experience of user.
In addition, the present invention also provides a kind of read/write memory mediums.
The readable storage medium storing program for executing is specifically computer-readable storage medium.Based on this understanding, the present invention realizes
All or part of the process in above-described embodiment method can also be instructed relevant by the realization program of the cell searching
Hardware is completed, and the realization program of the cell searching can be stored in a computer readable storage medium, the cell searching
Realization program when being executed by processor, it can be achieved that the step of above-mentioned each embodiment of the method.Wherein, the cell searching
Realize program include computer program code, the computer program code can for source code form, object identification code form, can
Execute file or certain intermediate forms etc..The readable storage medium storing program for executing may include: that can carry the computer program code
Any entity or device, recording medium, USB flash disk, mobile hard disk, magnetic disk, CD, computer storage, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), electric carrier signal, telecommunications letter
Number and software distribution medium etc..It should be noted that the content that the readable storage medium storing program for executing includes can be according to the jurisdiction of courts
Legislation and the requirement of patent practice carry out increase and decrease appropriate in area, such as in certain jurisdictions, according to legislation and patent reality
It tramples, readable storage medium storing program for executing does not include electric carrier signal and telecommunication signal.
The realization program of cell searching is stored on the readable storage medium storing program for executing, the realization program of the cell searching is located
Manage the step of as above implementation method of described in any item cell searchings is realized when device executes.
Following operation is realized when the realization program of the cell searching is executed by processor:
In the frequency point information list of terminal preset operator, operator's frequency point information list prestores and different operators
The frequency point information of corresponding each frequency range；
Obtain the corresponding operator's informaiton of main card of the terminal；
When terminal carries out band scan, the frequency point information undetermined that the terminal scans is obtained；
It is extracted and the matched frequency point information of the operator's informaiton from operator's frequency point information list；
The frequency point information undetermined scanned is compared with each frequency point information extracted；
According to comparison result, target frequency point information is determined from each frequency point information undetermined, and according to the target frequency point
Information carries out cell searching.
Further, following operation is also realized when the realization program of the cell searching is executed by processor:
If any frequency point information undetermined scanned is consistent with any frequency point information extracted, by the frequency point undetermined
Information is determined as target frequency point information；
If any frequency point information undetermined scanned and each frequency point information extracted are inconsistent, frequency point undetermined is replaced
Information, and re-execute the steps: the frequency point information undetermined scanned is compared with each frequency point information extracted.
Further, following operation is also realized when the realization program of the cell searching is executed by processor:
Each frequency point information extracted is cached.
Further, following operation is also realized when the realization program of the cell searching is executed by processor:
Obtain the signal strength indication of fixed each target frequency point information and its corresponding frequency point；
Determine that signal strength indication is highest target frequency point information；
It is that highest target frequency point information carries out cell searching according to signal strength indication.
Further, following operation is also realized when the realization program of the cell searching is executed by processor:
Confirm whether the main card of presently described terminal is completed network registry；
If so, the system information for the cell searched for is stored.
Further, following operation is also realized when the realization program of the cell searching is executed by processor:
Confirm the whether configured vice card of the terminal；
If so, being initialized to the vice card of the terminal；
After the vice card completes initialization, the configuration information of the vice card is obtained, to confirm that the vice card is supported logical
Believe operator types and pre-set vice card network mode.
Further, following operation is also realized when the realization program of the cell searching is executed by processor:
The configuration information of the main card is obtained, to confirm common carrier type that the main card is supported and pre-set
Main card network mode；
The common carrier type that the vice card is supported is compared with the common carrier type that the main card is supported；
It, will if the common carrier type that the vice card is supported is consistent with the common carrier type that the main card is supported
The vice card network mode is compared with the main card network mode；
If the vice card network mode is consistent with the main card network mode, the system letter based on stored cell
Breath, carries out that the cell selection of the vice card, cell be resident and network registry.
The specific embodiment of readable storage medium storing program for executing of the present invention and the implementation method of above-mentioned cell searching are essentially identical, herein not
It repeats.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of implementation method of cell searching, which is characterized in that described method includes following steps:
In the frequency point information list of terminal preset operator, operator's frequency point information list prestores corresponding with different operators
Each frequency range frequency point information；
Obtain the corresponding operator's informaiton of main card of the terminal；
When terminal carries out band scan, the frequency point information undetermined that the terminal scans is obtained；
It is extracted and the matched frequency point information of the operator's informaiton from operator's frequency point information list；
The frequency point information undetermined scanned is compared with each frequency point information extracted；
According to comparison result, target frequency point information is determined from each frequency point information undetermined, and according to the target frequency point information
Carry out cell searching.
2. the implementation method of cell searching as described in claim 1, which is characterized in that it is described according to comparison result, from respectively to
Determine the step of determining target frequency point information in frequency point information, specifically include:
If any frequency point information undetermined scanned is consistent with any frequency point information extracted, by the frequency point information undetermined
It is determined as target frequency point information；
If any frequency point information undetermined scanned and each frequency point information extracted are inconsistent, frequency point letter undetermined is replaced
Breath, and re-execute the steps: the frequency point information undetermined scanned is compared with each frequency point information extracted.
3. the implementation method of cell searching as described in claim 1, which is characterized in that described from operator's frequency point information
List extracted after the step of frequency point information matched with the operator's informaiton, further includes:
Each frequency point information extracted is cached.
4. the implementation method of cell searching as claimed in claim 1 or 2, which is characterized in that described according to the target frequency point
Information carries out the step of cell searching, specifically includes:
Obtain the signal strength indication of fixed each target frequency point information and its corresponding frequency point；
Determine that signal strength indication is highest target frequency point information；
It is that highest target frequency point information carries out cell searching according to signal strength indication.
5. the implementation method of cell searching as claimed in claim 1 or 2, which is characterized in that described according to the target frequency point
Information carried out after the step of cell searching, further includes:
Confirm whether the main card of presently described terminal is completed network registry；
If so, the system information for the cell searched for is stored.
6. the implementation method of cell searching as claimed in claim 5, which is characterized in that the system of the cell that will have been searched for
After the step of information is stored, further includes:
Confirm the whether configured vice card of the terminal；
If so, being initialized to the vice card of the terminal；
After the vice card completes initialization, the configuration information of the vice card is obtained, to confirm that the communication that the vice card is supported is transported
Seek quotient's type and pre-set vice card network mode.
7. the implementation method of cell searching as claimed in claim 6, which is characterized in that the confirmation vice card is supported logical
After the step of believing operator types and pre-set vice card network mode, further includes:
The configuration information of the main card is obtained, to confirm common carrier type and pre-set main card that the main card is supported
Network mode；
The common carrier type that the vice card is supported is compared with the common carrier type that the main card is supported；
It, will be described if the common carrier type that the vice card is supported is consistent with the common carrier type that the main card is supported
Vice card network mode is compared with the main card network mode；
If the vice card network mode is consistent with the main card network mode, based on the system information of stored cell, into
The cell selection of the row vice card, cell is resident and network registry.
8. a kind of realization device of cell searching, which is characterized in that described device includes: memory, processor and is stored in institute
State the realization program for the cell searching that can be run on memory and on the processor, in which:
It is realized as described in any one of claims 1 to 7 when the realization program of the cell searching is executed by the processor
The step of implementation method of cell searching.
9. a kind of communication terminal, which is characterized in that the communication terminal includes the realization of cell searching as claimed in claim 8
Device.
10. a kind of readable storage medium storing program for executing, which is characterized in that be stored with the realization journey of cell searching on the readable storage medium storing program for executing
Sequence realizes the cell searching as described in any one of claim 1-7 when the realization program of the cell searching is executed by processor
Implementation method the step of.
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| CN201811141245.0A CN109089302B (en) | 2018-09-28 | 2018-09-28 | Method and device for realizing cell search, communication terminal and readable storage medium |
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| CN112188578A (en) * | 2020-10-13 | 2021-01-05 | Oppo广东移动通信有限公司 | Cell selection method, device, terminal equipment and storage medium |
| CN112367693A (en) * | 2020-10-26 | 2021-02-12 | Oppo（重庆）智能科技有限公司 | Network residing method, device, terminal equipment and storage medium |
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| CN113965987A (en) * | 2020-07-20 | 2022-01-21 | 维沃移动通信有限公司 | SSB search information determining method and device and communication equipment |
| WO2022067813A1 (en) * | 2020-09-30 | 2022-04-07 | 华为技术有限公司 | Cell search method applied to terminal, and communication apparatus |
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| CN114586419B (en) * | 2020-09-30 | 2024-05-03 | 华为技术有限公司 | Cell searching method and communication device applied to terminal |
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| CN113518409B (en) * | 2021-07-16 | 2023-04-07 | 西安中诺通讯有限公司 | Method, device and system for mobile terminal to reside in network cell |
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