CN108668340A - Network search method and terminal device, computer readable storage medium - Google Patents
Network search method and terminal device, computer readable storage medium Download PDFInfo
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- CN108668340A CN108668340A CN201810859153.XA CN201810859153A CN108668340A CN 108668340 A CN108668340 A CN 108668340A CN 201810859153 A CN201810859153 A CN 201810859153A CN 108668340 A CN108668340 A CN 108668340A
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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
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
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- Computer Networks & Wireless Communication (AREA)
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- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of network search method, the method includes：Public land mobile network PLMN marks are obtained, and read local plmn file；Wherein, the local plmn file is used to preserve the corresponding PLMN marks of operator of only deployment long term evolution LTE network；If the PLMN marks are matched with the local plmn file, identified according to the PLMN, searches only for the PLMN and identify corresponding LTE network to register the access LTE network.The embodiment of the present invention also discloses a kind of terminal and computer readable storage medium.
Description
Technical field
The present invention relates to mobile communication technology field more particularly to a kind of network search methods and terminal device, computer
Readable storage medium storing program for executing.
Background technology
In practical applications, country variant and the carrier network of area deployment are different；However, in order to save network
The cost of deployment, many operators only deploy long term evolution (Long Term Evolution, LTE) network, such as India
JIO operators.
Currently, terminal device still uses existing web search technology in the area of only deployment LTE network, i.e., to full range
The network of section scans for；That is, terminal carries out not only needing to search for LTE network when web search, it is also necessary to search for 3G
Network corresponding with 2G.
However, using this traditional network search method in the area of only deployment LTE network, it can undoubtedly extend network and search
The time of rope；In addition, in the area of the corresponding network of first search 3G and 2G, terminal device it is possible that always search 3G and
The case where 2G corresponding networks, network can not be normally accessed so as to cause terminal device, causes the increased consequence of customer complaint amount.
Invention content
In order to solve the above technical problems, an embodiment of the present invention provides a kind of network search method and terminal device, calculating
Machine readable storage medium storing program for executing.
The embodiment of the present invention provides a kind of network search method, and this method includes：
Public land mobile network PLMN marks are obtained, and read local plmn file；Wherein, the local plmn file
The corresponding PLMN marks of operator for preserving only deployment long term evolution LTE network；
If the PLMN marks are matched with the local plmn file, is identified according to the PLMN, search only for the PLMN
Corresponding LTE network is identified to register the access LTE network.
The embodiment of the present invention additionally provides a kind of terminal device, and the terminal device includes：Acquiring unit and processing unit,
Wherein：
The acquiring unit for obtaining public land mobile network PLMN marks, and reads local plmn file；Its
In, the local plmn file is used to preserve the corresponding PLMN marks of operator of only deployment LTE network；
The processing unit is marked if being matched with the local plmn file for PLMN marks according to the PLMN
Know, searches only for the PLMN and identify corresponding LTE network to register the access LTE network.
The embodiment of the present invention additionally provides a kind of terminal device, and the terminal device includes：Processor and for storing energy
The memory of enough computer programs run on a processor,
Wherein, the processor is for when running the computer program, executing the step of above-mentioned web search the method
Suddenly.
The embodiment of the present invention additionally provides a kind of computer readable storage medium, is stored thereon with computer program, described
Computer program is executed by processor the step of realizing any of the above-described method.
Network search method and terminal device provided in an embodiment of the present invention, computer readable storage medium, obtain first
Public land mobile network PLMN marks, and read local plmn file；Wherein, local plmn file is for preserving only deployment length
The corresponding PLMN marks of operator of phase evolution LTE network；If PLMN marks are matched with local plmn file, according to the PLMN
Mark searches only for PLMN and identifies corresponding LTE network to register the access LTE network；In this way, by by PLMN marks and eventually
The mark of the only deployment LTE network preserved inside end equipment is matched, and can know whether current operator is only to deploy
LTE network, if the determination result is YES, then terminal device only scans for the corresponding LTE networks of the PLMN；In this way, to only portion
The area for having affixed one's name to LTE network only carries out the search of LTE network, can improve the timeliness of web search, meanwhile, reduce network
The abnormal caused complaint amount for moving back probability and client of search.
Description of the drawings
Fig. 1 is a kind of flow diagram of network search method provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of another network search method provided in an embodiment of the present invention；
Fig. 3 is a kind of system architecture schematic diagram of network search method provided in an embodiment of the present invention；
Fig. 4 be the embodiment of the present invention by another network search method flow diagram；
Fig. 5 is the structure composition schematic diagram of terminal device provided in an embodiment of the present invention；
Fig. 6 is the hardware configuration composition schematic diagram of terminal device provided in an embodiment of the present invention.
Specific implementation mode
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this hair
The realization of bright embodiment is described in detail, appended attached drawing purposes of discussion only for reference, is not used for limiting the embodiment of the present invention.
In practical applications, terminal device can scan for current network after being switched on or restarting；Under normal circumstances,
Terminal device can carry out full frequency band search, including LTE network and 2G and the corresponding networks of 3G to current network, complete network note
Volume.
Constantly expand with the application range of LTE network, and in order to save the cost of network deployment, there are many operators
2G and 3G network are not built, but only deploys LTE network；In this case, terminal device still uses original
Network search method, will the inevitable time for increasing web search, to reduce the efficiency of web search；Even, terminal
Equipment it is possible that always search 3G and 2G corresponding networks the case where, can not normally access net so as to cause terminal device
Network causes the increased consequence of customer complaint amount.
To solve the problems, such as that such web search caused by only network deployment not exclusively is abnormal, the embodiment of the present invention provides
A kind of network search method, passes through to identify the PLMN that searches and is identified with the PLMN of the only deployment LTE network locally preserved
Compared, judge current search to PLMN identify whether corresponding operator is the operator for only deploying LTE network；If
Judging result is yes, then terminal device does not search again for the corresponding networks of 2G and 3G, but only searches for LTE network and registers, carries
The high timeliness of web search, meanwhile, reduce the extremely caused complaint amount for moving back probability and client of web search.
Fig. 1 is the flow diagram of network search method provided in an embodiment of the present invention, as shown in Figure 1, the network is searched
Suo Fangfa includes the following steps：
Step 101 obtains public land mobile network PLMN marks, and reads local plmn file.
Here, step 101 obtains public land mobile network PLMN mark, and reads local plmn file and can have terminal
Equipment is realized；Here, terminal device refers to the communication terminal device with connection mobile communications network and wireless network ability,
Including but not limited to：Mobile phone, smart television, tablet computer, Ultra-Mobile PC (Ultra-mobile Personal
Computer, UMPC), net book, personal digital assistant (Personal Digital Assistant, PDA) etc..
Further, terminal device is after being switched on or restarting, or when entering another area B from regional A, i.e.,
Terminal device is detached from from the carrier network coverage area in the areas A, is entered in B carrier network coverage areas；At this point, being in
The terminal device etc. of off-grid state stays on broadcast channel (Broadcast Channel, BCH), can receive a base station and send
Broadcast message；By analyzing the broadcast message, the public land that can get currently accessible network moves terminal device
Dynamic network (Public Land Mobile Network, PLMN) mark.Here, PLMN mark by government or it ratified
Operator provides the network that land mobile business purpose is established and managed for the public.PLMN is identified by Mobile Country Code MCC
(Mobile Country Code, MCC) and Mobile Network Code (Mobile Network Code, MNC) form；Wherein, MCC by
3 bit digitals form, and can uniquely identify the country belonging to mobile client, such as China is 460, the U.S. 316, and Singapore is
525；In addition, MNC is made of 2 bit digitals, the mobile network that mobile client is belonged to for identification.Such as China Mobile GSM,
TD-SCDMA, LTE are respectively 00/02/07, and China Unicom GSM is 01, and China Telecom CDMA is 030.
Further, aforementioned local plmn file is pre-set file inside terminal device；Here, local plmn text
Part is used to preserve the corresponding PLMN marks of operator of only deployment LTE network.That is, in the local plmn file in advance
Store the corresponding PLMN marks of operator for only deploying LTE network.Here, the only deployment LTE nets in local plmn file
The corresponding PLMN marks of operator of network can be obtained by network connection from predetermined server；Wherein, the preset service
Device can preserve the corresponding PLMN marks of all only deployment LTE network operators in the whole world.Therefore, the terminal device in global range
As long as in the case where connecting network, this server can be connected automatically, obtain the operator PLMN marks of only deployment LTE network
Know, and PLMN marks are preserved into the local file of terminal device.
If step 102, PLMN mark are matched with local plmn file, is identified according to the PLMN, search only for the PLMN
Corresponding LTE network is identified to register the access LTE network.
Here, it if step 102 PLMN marks are matched with local plmn file, is identified, is searched only for described according to the PLMN
PLMN identifies corresponding LTE network can be realized with registering the access LTE network by terminal device.
Specifically, it when the PLMN of the accessible network of acquisition marks and local plmn file successful match, then can determine
It is the operator for only deploying LTE network that current PLMN, which identifies corresponding operator,.Then terminal device is attempted to mark in the PLMN
Know corresponding LTE network to be registered.
Network search method provided in an embodiment of the present invention obtains public land mobile network PLMN marks, and reads first
Take local plmn file；Wherein, local plmn file is used to preserve the PLMN marks of only deployment long term evolution LTE network；If
PLMN marks are matched with local plmn file, are identified according to the PLMN, are searched only for PLMN and are identified corresponding LTE network to register
Access the LTE network；In this way, by by PLMN mark with terminal device inside preserve only deployment LTE network mark into
Row matching, can know whether current operator is only to deploy LTE network, and if the determination result is YES, then terminal device is only right
The corresponding LTE networks of the PLMN scan for；In this way, the search of LTE network is only carried out to the area for only deploying LTE network,
The timeliness of web search can be improved, meanwhile, reduce the extremely caused complaint amount for moving back probability and client of web search.
Based on previous embodiment, an embodiment of the present invention provides a kind of network search methods, as shown in Fig. 2, the network
Searching method includes the following steps：
Step 201, terminal device obtain PLMN list informations from predetermined server.
Here, the predetermined server is the electronic equipment for referring to provide network search service for terminal device, can be with
The each area in the distribution whole world provides service for all terminal devices in the whole world；Wherein, one can be safeguarded in the predetermined server
PLMN lists, the PLMN lists are used to record the corresponding PLMN of operator that LTE network is only deployed in each area in the whole world
Mark.In practical applications, dynamic configuration may be implemented in the PLMN lists in predetermined server, that is to say, that can be to described
PLMN lists add or delete PLMN marks.
Further, terminal device can automatically be established with above-mentioned predetermined server and connect by WIFI or data network, from
PLMN list informations are obtained in the predetermined server.
It should be noted that terminal device can obtain the PLMN lists according to prefixed time interval from predetermined server
Information；
Or when detecting that current geographic position state changes, the PLMN list informations are obtained from predetermined server.
Here, prefixed time interval can be fixed the time cycle, can also be to be obtained according to preset time algorithm,
The embodiment of the present invention does not limit herein.In addition, geographical location state changes the global location that can be carried by terminal device
System (Global Positioning System, GPS) chip determines which is not described herein again.
In other embodiments of the invention, step 201 can also include the following steps：
Step 2011, terminal device obtain updated data package from predetermined server；
If step 2012, the updated data package include PLMN lists, terminal device obtains the PLMN list informations.
In practical applications, the data configured in predetermined server are dynamic changes；Therefore, terminal device needs timing
Newer data, i.e. updated data package are obtained from predetermined server.Further, when terminal device judges to wrap in updated data package
When including PLMN lists, it is believed that the PLMN lists safeguarded in predetermined server are updated, then terminal device can obtain
PLMN list informations in the PLMN lists, so that the operator of the only deployment LTE network preserved in terminal device is corresponding
PLMN marks are consistent with the information in the PLMN lists of predetermined server.
Step 202, terminal device parse the PLMN list informations, and the PLMN list informations after the parsing are loaded
To in the local plmn file.
Here, terminal device needs parse the PLMN list informations of acquisition, obtain each only deploying LTE network
Operator corresponding PLMN marks, and the PLMN is identified and preserves and is loaded onto in local plmn file.
Step 203 obtains public land mobile network PLMN marks, and reads local plmn file.
Wherein, the local plmn file is used to preserve the PLMN marks of only deployment long term evolution LTE network.
Step 204, when the PLMN mark it is identical with any one PLMN mark in the local plmn file when, end
End equipment identifies in the PLMN and initiates network registry on corresponding LTE network frequency point.
Specifically, terminal device identifies the PLMN currently obtained, with all only portions preserved in local plmn file
The corresponding PLMN marks of operator for affixing one's name to LTE network are matched one by one；When in PLMN marks and the local plmn file
When any one PLMN marks are identical, terminal device is then directed to the corresponding frequency point of the LTE network and initiates network registry.
It should be noted that the explanation in the present embodiment with same steps in other embodiment or related notion is referred to
Description in other embodiment, details are not described herein again.
Network search method provided in an embodiment of the present invention obtains public land mobile network PLMN marks, and reads first
Take local plmn file；Wherein, local plmn file is used to preserve the PLMN marks of only deployment long term evolution LTE network；If
PLMN marks are matched with local plmn file, are identified according to the PLMN, are searched only for PLMN and are identified corresponding LTE network to register
Access the LTE network；In this way, by by PLMN mark with terminal device inside preserve only deployment LTE network mark into
Row matching, can know whether current operator is only to deploy LTE network, and if the determination result is YES, then terminal device is only right
The corresponding LTE networks of the PLMN scan for；In this way, the search of LTE network is only carried out to the area for only deploying LTE network,
The timeliness of web search can be improved, meanwhile, reduce the extremely caused complaint amount for moving back probability and client of web search.
In the following, being described in further detail again to the present invention in conjunction with an Application Example.
The network search method that this application embodiment provides, can be applied in system architecture shown in Fig. 3, the system tray
Structure may include server side and terminal equipment side, wherein the terminal equipment side is again by application service layer and modulation /demodulation
(Modem) layer is constituted.
This application embodiment provides a kind of network search method, as shown in figure 3, the network search method includes following
Step：
Step 301, terminal device application service layer obtain server in updated data package.
Here, application service layer can be connect by wireless network with server, obtain the data in server；Wherein,
Wireless network includes WiFi or data network.
It should be noted that terminal device can obtain the data in server at any time in the case of network connection.
Step 302, terminal device application service layer the updated data package is preserved into updating the data to terminal device
In library.
Here, it can be RomUpdate.db databases to update the data library；The RomUpdate.db databases are for depositing
Storage application service layer updates the data.
Whether step 303, application service layer update the data in library described in judging including PLMN lists.
In practical applications, server side can safeguard a PLMN list；Specifically, server will can only deploy
In the corresponding PLMN marks write-in to " onlyLTEPlmn.xml " file of operator of LTE network, PLMN lists are obtained.Work as clothes
When PLMN lists change in business device, server, which can compress the PLMN lists, to be packed into updated data package, is sent to
Terminal device.
Step 304, application service layer read and parse the PLMN lists, obtain PLMN list informations.
Specifically, application service layer can be marked from PLMN lists by the corresponding PLMN of the operator for only deploying LTE network
Knowledge parses, and obtains PLMN list informations.
Above-mentioned PLMN list informations are sent to Modem layers by step 305, application service layer by data transmission channel, are write
Enter in the local plmn file in Modem layers.
Step 306, Modem layers of startup obtain current PLMN marks.
Here, Modem layers can be terminal device be switched on or restart and off-grid after enter network in the case of
Started.
Step 307, Modem layers judge that the current PLMN obtained identifies whether to match with local plmn file.
If step 308, judging result are matching, Modem layers of registration PLMN identify corresponding LTE network.
It should be noted that step 301~305 are the newer processes of local plmn file, and step 306~308 be into
The detailed process of row web search.Wherein, step 301~305 are the bases of step 306~308；Step 301~305 are in terminal
It can carry out in the case of equipment networking；And step 306~308 be terminal device booting either restart or off-grid after
It is executed when into network.Here step 301~305 and step 306~308 execution sequence in no particular order, the embodiment of the present invention
It is not limited herein.
Network search method provided in an embodiment of the present invention obtains public land mobile network PLMN marks, and reads first
Take local plmn file；Wherein, local plmn file is used to preserve the PLMN marks of only deployment long term evolution LTE network；If
PLMN marks are matched with local plmn file, are identified according to the PLMN, are searched only for PLMN and are identified corresponding LTE network to register
Access the LTE network；In this way, by by PLMN mark with terminal device inside preserve only deployment LTE network mark into
Row matching, can know whether current operator is only to deploy LTE network, and if the determination result is YES, then terminal device is only right
The corresponding LTE networks of the PLMN scan for；In this way, the search of LTE network is only carried out to the area for only deploying LTE network,
The timeliness of web search can be improved, meanwhile, reduce the extremely caused complaint amount for moving back probability and client of web search.
Based on previous embodiment, this application embodiment provides a kind of network search method, as shown in figure 4, the network
Searching method includes the following steps：
Step 401, the updated data package for obtaining server.
Step 402 preserves the updated data package to RomUpdate.db.
The broadcast message that step 403, transmission are updated successfully.
Step 404 detects that RomUpdate.db is updated when application service layer, or listens to and be updated successfully
Whether broadcast message judges in the RomUpdate.db to include onlyLTEPlmn.xml files.Judging result is yes, then holds
Row step 405；Judging result is no, executes step 409.
Step 405, the parsing onlyLTEPlmn.xml files, obtain configuration data.
PLMN identifies the data lattice of corresponding MCC and MNC in step 406, the conversion onlyLTEPlmn.xml files
Formula.
Step 407 preserves transformed MCC and MNC into array, obtains PLMN list informations.
The PLMN list informations are written in Modem layers of local plmn file step 408.
Step 409, prompt local plmn file update are completed.
Step 410, Modem layers of startup obtain current PLMN marks.
Step 411, Modem layers judge that the current PLMN obtained identifies whether to match with local plmn file.
If step 412, judging result are matching, attempt registration PLMN for Modem layers and identify corresponding LTE network.
It should be noted that the explanation in the present embodiment with same steps in other embodiment or related notion is referred to
Description in other embodiment, details are not described herein again.
Network search method provided in an embodiment of the present invention obtains public land mobile network PLMN marks, and reads first
Take local plmn file；Wherein, local plmn file is used to preserve the PLMN marks of only deployment long term evolution LTE network；If
PLMN marks are matched with local plmn file, are identified according to the PLMN, are searched only for PLMN and are identified corresponding LTE network to register
Access the LTE network；In this way, by by PLMN mark with terminal device inside preserve only deployment LTE network mark into
Row matching, can know whether current operator is only to deploy LTE network, and if the determination result is YES, then terminal device is only right
The corresponding LTE networks of the PLMN scan for；In this way, the search of LTE network is only carried out to the area for only deploying LTE network,
The timeliness of web search can be improved, meanwhile, reduce the extremely caused complaint amount for moving back probability and client of web search.
The method of embodiment to realize the present invention, the embodiment of the present invention additionally provide a kind of terminal device, as shown in figure 5,
The terminal device includes：Acquiring unit 51 and processing unit 52, wherein：
The acquiring unit 51 for obtaining public land mobile network PLMN marks, and reads local plmn file；Its
In, the local plmn file is used to preserve the corresponding PLMN marks of operator of only deployment LTE network；
The processing unit 52, if being matched with the local plmn file for PLMN marks, according to the PLMN
Mark searches only for the PLMN and identifies corresponding LTE network to register the access LTE network.
In other embodiments of the invention, the acquiring unit 51 is additionally operable to obtain PLMN lists from predetermined server
Information；Wherein, the PLMN list informations include the corresponding PLMN marks of operator of the whole world only deployment LTE network；
Preferably, the acquiring unit 51, can be used for：
According to prefixed time interval PLMN list informations are obtained from the predetermined server；
Or when detecting that current geographic position state changes, PLMN list informations are obtained from the predetermined server.
The processing unit 52 is additionally operable to parse the PLMN list informations, and the PLMN lists after the parsing is believed
Breath is loaded onto in the local plmn file.
In other embodiments, the acquiring unit 51 can be also used for obtaining updated data package from predetermined server；If
The updated data package includes PLMN lists, obtains the PLMN list informations.
In other embodiments of the invention, the processing unit 52 is specifically used for when PLMN marks and described
When any one corresponding PLMN of operator for only disposing LTE network in ground PLMN files identifies identical, marked in the PLMN
Know and initiates network registry on corresponding LTE network frequency point.
A kind of terminal device provided in an embodiment of the present invention obtains public land mobile network PLMN marks, and reads first
Take local plmn file；Wherein, operator of the local plmn file for preserving only deployment long term evolution LTE network is corresponding
PLMN is identified；If PLMN marks are matched with local plmn file, identified according to the PLMN, it is corresponding to search only for PLMN marks
LTE network is to register the access LTE network；In this way, passing through the only deployment LTE for preserving PLMN marks with terminal device inside
The mark of network is matched, and can know whether current operator is only to deploy LTE network, if the determination result is YES, then
Terminal device only scans for the corresponding LTE networks of the PLMN；In this way, only carrying out LTE to the area for only deploying LTE network
The search of network can improve the timeliness of web search, meanwhile, reduce that web search is extremely caused to move back probability and visitor
The complaint amount at family.
Based on the hardware realization of each unit in above-mentioned terminal device, in order to realize web search provided in an embodiment of the present invention
Method, the embodiment of the present invention additionally provide a kind of terminal device, as shown in fig. 6, the terminal device 60 includes：61 He of processor
It is configured to the memory 62 for the computer program that storage can be run on a processor,
Wherein, when the processor 61 is configured to run the computer program, the method step in previous embodiment is executed
Suddenly.
Certainly, when practical application, as shown in fig. 6, the various components in the terminal device 60 are coupled by bus system 63
Together.It is understood that bus system 63 is for realizing the connection communication between these components.It includes that data are total that bus system 63, which is removed,
Further include power bus, controlling bus and status signal bus in addition except line.It, in figure 6 will be each but for the sake of clear explanation
Kind bus is all designated as bus system 63.
In the exemplary embodiment, the embodiment of the present invention additionally provides a kind of computer readable storage medium, such as including
The memory 62 of computer program, above computer program can be executed by the processor 61 of terminal device 60, to complete aforementioned side
Step described in method.Computer readable storage medium can be magnetic RAM (FRAM, ferromagnetic
Random access memory), read-only memory (ROM, Read Only Memory), programmable read only memory (PROM,
Programmable Read-Only Memory), Erasable Programmable Read Only Memory EPROM (EPROM, Erasable
Programmable Read-Only Memory), electrically erasable programmable read-only memory (EEPROM, Electrically
Erasable Programmable Read-Only Memory), flash memory (Flash Memory), magnetic surface storage
The memories such as device, CD or CD-ROM (CD-ROM, Compact Disc Read-Only Memory).
It, in the absence of conflict, can be in any combination between technical solution recorded in the embodiment of the present invention.
In several embodiments provided by the present invention, it should be understood that disclosed method and smart machine, Ke Yitong
Other modes are crossed to realize.Apparatus embodiments described above are merely indicative, for example, the division of the unit, only
Only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as：Multiple units or component can be tied
It closes, or is desirably integrated into another system, or some features can be ignored or not executed.In addition, shown or discussed each group
At the mutual coupling in part or direct-coupling or communication connection can be by some interfaces, equipment or unit it is indirect
Coupling or communication connection, can be electrical, mechanical or other forms.
The above-mentioned unit illustrated as separating component can be or may not be and be physically separated, aobvious as unit
The component shown can be or may not be physical unit, you can be located at a place, may be distributed over multiple network lists
In member；Some or all of wherein unit can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a second processing unit,
Can also be each unit individually as a unit, it can also be during two or more units be integrated in one unit；
The form that hardware had both may be used in above-mentioned integrated unit is realized, the form that hardware adds SFU software functional unit can also be used real
It is existing.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (10)
1. a kind of network search method, the method includes：
Public land mobile network PLMN marks are obtained, and read local plmn file；Wherein, the local plmn file is used for
Preserve the corresponding PLMN marks of operator of only deployment long term evolution LTE network；
If the PLMN marks are matched with the local plmn file, identified according to the PLMN, searches only for the PLMN marks
Corresponding LTE network is to register the access LTE network.
2. according to the method described in claim 1, it is characterized in that, the acquisition public land mobile network PLMN is identified and this
Before ground PLMN files, the method further includes：
PLMN list informations are obtained from predetermined server；Wherein, the PLMN list informations include that LTE network is only disposed in the whole world
The corresponding PLMN marks of operator；
The PLMN list informations are parsed, and the PLMN list informations after the parsing are loaded onto the local plmn file
In.
3. according to the method described in claim 2, it is characterized in that, described obtain PLMN list informations from predetermined server, also
Including：
Updated data package is obtained from predetermined server；
If the updated data package includes PLMN lists, the PLMN list informations are obtained.
4. requiring the method described in 2 or 3 according to power, which is characterized in that described to obtain PLMN list informations, packet from predetermined server
It includes：
According to prefixed time interval PLMN list informations are obtained from the predetermined server；
Or when detecting that current geographic position state changes, PLMN list informations are obtained from the predetermined server.
5. if according to the method described in claim 1, it is characterized in that, PLMN marks and the local plmn file
Matching is identified according to the PLMN, is searched only for the PLMN and is identified corresponding LTE network to register the access LTE network, packet
It includes：
When the PLMN is identified, with any one in the local plmn file only to dispose the operator of LTE network corresponding
When PLMN marks are identical, identified in the PLMN and initiate network registry on corresponding LTE network frequency point.
6. a kind of terminal device, the terminal device include：Acquiring unit and processing unit, wherein：
The acquiring unit for obtaining public land mobile network PLMN marks, and reads local plmn file；Wherein, institute
State the corresponding PLMN marks of operator of the local plmn file for preserving only deployment LTE network；
The processing unit identifies, only if being matched with the local plmn file for PLMN marks according to the PLMN
It searches for the PLMN and identifies corresponding LTE network to register the access LTE network.
7. terminal device according to claim 6, which is characterized in that wherein：
The acquiring unit is additionally operable to obtain PLMN list informations from predetermined server；Wherein, the PLMN list informations include
The corresponding PLMN marks of operator of the whole world only deployment LTE network；
The processing unit is additionally operable to parse the PLMN list informations, and the PLMN list informations after the parsing is loaded
To in the local plmn file.
8. terminal device according to claim 7, which is characterized in that wherein：
The acquiring unit is specifically used for obtaining updated data package from predetermined server；If the updated data package includes
PLMN lists obtain the PLMN list informations.
9. a kind of terminal device, which is characterized in that the terminal device includes：Processor and for store can be on a processor
The memory of the computer program of operation,
Wherein, the processor is for when running the computer program, perform claim to require any one of 1 to 5 the method
Step.
10. a kind of computer readable storage medium, is stored thereon with computer program, the computer program is executed by processor
The step of any one of Shi Shixian claims 1 to 5 network search method.
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| CN201810859153.XA CN108668340B (en) | 2018-07-31 | 2018-07-31 | Network searching method, terminal device and computer readable storage medium |
| PCT/CN2019/089127 WO2020024689A1 (en) | 2018-07-31 | 2019-05-29 | Network searching method, terminal device, and computer readable storage medium |
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Also Published As
| Publication number | Publication date |
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| WO2020024689A1 (en) | 2020-02-06 |
| CN108668340B (en) | 2021-02-12 |
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