CN104469897B - A kind of method of search by mobile terminal network priority - Google Patents
A kind of method of search by mobile terminal network priority Download PDFInfo
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- CN104469897B CN104469897B CN201410769269.6A CN201410769269A CN104469897B CN 104469897 B CN104469897 B CN 104469897B CN 201410769269 A CN201410769269 A CN 201410769269A CN 104469897 B CN104469897 B CN 104469897B
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- information
- mobile terminal
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- frequency band
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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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- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of method of search by mobile terminal network priority, including：Step 1, mobile terminal reads the operator's access information and frequency band preference control information of storage, and step 2 is performed if sky, if not performing step 4 to be empty；Step 2, mobile terminal carries out web search according to the information of acquiescence, and resident process is initiated to cell, and uploads content as empty relevant information mark；Step 3, mobile terminal receives the information after the renewal that carrier server issues, and completes in the resident of cell；Step 4, mobile terminal carries out web search according to the information of storage, and resident process is initiated to cell, and uploads relevant information mark, and carrier server judges whether to need fresh information；If necessary to update, mobile terminal receives the information after the renewal that carrier server issues, and completes in the resident of cell；If need not update, mobile terminal receives the empty information that carrier server issues, and completes in the resident of cell.
Description
Technical field
The application is related to communication technical field, more particularly to a kind of method of search by mobile terminal network priority.
Background technology
Long Term Evolution (Long Term Evolution, LTE) project is 3G evolution, is one between 3G and 4G technologies
Individual transition, it improves and enhances 3G air interfaces, and it uses the advanced technologies such as OFDM and MIMO, improves user and uploads download
Peak rate, effectively improve the performance of Cell Edge User, improve cell capacity and reduce system delay.
At present, the advantage of LTE technologies causes domestic and international major operator's extensive concern, numerous and confused to put into huge fund development LTE
Network, LTE industries are developed rapidly.Global LTE network operation is technically broadly divided into the mono- nets of LTE FDD, and TD-LTE is mono-
Net, TD-LTE and LTE FDD bimodulus three kinds of operation modes of net；Up to now, global LTE institutes frequency of use LTE FDD share 28
Individual frequency range, TD-LTE share 12 frequency ranges., can co-occurrence meanwhile LTE network is still unable to reach the whole network covering within a period of time
There are 3G and 2G network coexisted, make same operator while run the wireless network of multiple types.
But complicated and diversified access technology and various frequency range carry for mobile terminal progress network, frequency search
New challenge is gone out, if the design of terminal network search strategy is unreasonable, mobile terminal network search time will be significantly greatly increased, delay
Terminal carries out network insertion and cell is resident.
In the prior art, terminal passes through Information Processing Network search priority limited in subscriber card.These information are only wrapped
Information containing access technology, not comprising band information corresponding to access technology, information even cannot be distinguished by LTE FDD and TD- in card
LTE priority orders.Remaining priority processing will be realized by mobile terminal itself, and be fixed configurations, it is impossible to user
The difference of the belonged to operator of card and adaptively changing.
The content of the invention
Because existing method is when web search priority is in processing, network, frequency search priority correlation necessary information
Missing, so that mobile terminal network search time is elongated, the usage experience of meeting extreme influence user.
In view of the above-mentioned problems, proposing a kind of method of search by mobile terminal network priority, mobile terminal exists the present invention
After start is resident, operator is sent its desired access technology selection and frequency band preference information by information mode of eating dishes without rice or wine
To mobile terminal, the information received is stored in terminal or subscriber card (including SIM card and usim card etc.) by mobile terminal.Rear
, will be according to the priority orders execution of the information table when continuous mobile terminal carries out frequency band search and network selection, search strategy is more
Add clearly, shorten mobile terminal and search the net time, improve the usage experience of user.
To reach above-mentioned purpose, the invention discloses a kind of method of search by mobile terminal network priority, including：Step
1, mobile terminal reads the operator's access information and frequency band preference control information of storage, if the operator of the storage connects
Enter information and frequency band preference control information for sky, perform step 2, if being not sky, perform step 4；Step 2, the movement
Terminal carries out web search according to the operator's access information and frequency band preference control information of acquiescence, initiates to be resident to cell
Journey, and upload content and identified for empty relevant information to carrier server；Step 3, the mobile terminal receives operator's clothes
Business device identifies operator's access information and frequency band preference control after the renewal issued for empty relevant information according to the content
Information processed, and complete in the resident of the cell；Step 4, the mobile terminal according to storage operator's access information and frequency
Section priority control messages carry out web search, and resident process is initiated to cell, and upload relevant information and identify to operator's clothes
Business device, the carrier server judge whether to need the operator's access information and frequency for updating storage according to relevant information mark
Section priority control messages, step 5 is performed if necessary to renewal, and step 6 is performed if need not update；Step 5, the movement
Terminal receives operator's access information and frequency band preference control information after the renewal that carrier server issues, and completes
The cell is resident；Step 6, the mobile terminal receives the empty information that carrier server issues, and completes described small
It is resident in area.
The method of search by mobile terminal network priority proposed by the present invention is by selecting access technology and its frequency range to carry out
Network is searched for, and the access technology and frequency band preference control information after renewal are obtained by operator, so that mobile terminal
It is when subsequently carrying out frequency band search and network selects, the priority orders execution according to the information table, search strategy is brighter
Really, shorten mobile terminal and search the net time, improve the usage experience of user.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, not
Form limitation of the invention.In the accompanying drawings：
Fig. 1 is the method flow diagram of the search by mobile terminal network priority of one embodiment of the invention.
Fig. 2 is the method flow diagram of the search by mobile terminal network priority of a specific embodiment of the invention.
Embodiment
Coordinate schema and presently preferred embodiments of the present invention below, the present invention is expanded on further to reach predetermined goal of the invention institute
The technological means taken.
Fig. 1 is the method flow diagram of the search by mobile terminal network priority of one embodiment of the invention, as shown in figure 1, should
Method includes：
Step 1, mobile terminal reads the operator's access information and frequency band preference control information of storage, if storage
Operator's access information and frequency band preference control information are sky, perform step 2, if being not sky, perform step 4；
Step 2, mobile terminal is searched according to operator's access information and frequency band preference control information the progress network of acquiescence
Rope, resident process is initiated to cell, and upload content and identified for empty relevant information to carrier server；
Wherein, in web search, mobile terminal to search cell, when searching the cell for being adapted to be resident, that is, initiate to stay
Process is stayed, if do not searched, mobile terminal stops search and enters limited-service or without network state.
Step 3, it is after empty relevant information identifies the renewal issued that mobile terminal, which receives carrier server according to content,
Operator's access information and frequency band preference control information, and complete in the resident of cell；
Step 4, mobile terminal is searched according to operator's access information and frequency band preference control information the progress network of storage
Rope, resident process is initiated to cell, and upload relevant information and identify to carrier server, carrier server and believed according to correlation
Breath mark judges whether to need the operator's access information and frequency band preference control information that update storage, held if necessary to update
Row step 5, step 6 is performed if need not update；
Step 5, mobile terminal receives operator's access information after the renewal that carrier server issues and frequency range is preferential
Level control information, and complete in the resident of cell；
Step 6, mobile terminal receives the empty information that carrier server issues, and completes in the resident of cell.
In the step 1-6 of the present embodiment, after the operator's access information and frequency band preference control information of storage, renewal
Operator's access information and frequency band preference control information is stored in the list storage area of mobile terminal or subscriber card
In.
In the step 2 of the present embodiment, the operator's access information and frequency band preference control information of acquiescence are stored in shifting
In the list storage area of dynamic terminal.
Step 3 in the present embodiment, in 5,6, carrier server is by eating dishes without rice or wine to instruct or after information of eating dishes without rice or wine issues renewal
Operator's access information and newest frequency band preference control information to mobile terminal.
In the step 3 of the present embodiment, relevant information mark includes：The operator's access letter once accessed before mobile terminal
Breath, time and position.
In the step 4 of the present embodiment, carrier server accesses letter according to the operator once accessed before mobile terminal
Breath, time and position, are compared with newest operator's access information and frequency band preference control information, according to comparison result
Judge whether to need the operator's access information and frequency band preference control information that update storage.
In order to carry out apparent explanation to the method for above-mentioned search by mobile terminal network priority, with reference to one
Specific embodiment illustrates, however, it should be noted that the embodiment is merely to be better described the present invention, not
Form and the present invention is improperly limited.
The method of the search by mobile terminal network priority proposed in the embodiment of the present invention, can support multiband, Duo Zhongwu
The control that line access technology mobile terminal is accessed in common overlay network.Mobile terminal after start is resident, lead to by operator
Information mode of eating dishes without rice or wine is crossed, its desired access technology selection and frequency band preference information are sent to mobile terminal, mobile terminal
The information received is stored in the list storage area or subscriber card (including SIM card and usim card etc.) of mobile terminal.Rear
, will be according to the priority orders execution of the information table when continuous mobile terminal carries out frequency band search and network selection.Changed in user
When subscriber card (including SIM card and usim card etc.) or on-position change, operator can according to migration efficiency again under
Corresponding information table is sent out, mobile terminal can delete original information table, preserve newest access technology selection and frequency band preference information.
Fig. 2 is the method flow diagram of the search by mobile terminal network priority of a specific embodiment of the invention, such as Fig. 2 institutes
Show, comprise the following steps that：
Step S101, mobile terminal-opening,
Step S102, the access technology stored in its automatic enquiry mobile terminal or in subscriber card and frequency band preference
List (i.e. operator's access information and frequency band preference control information), listings format is as shown in table 1：
Table 1
| Priority orders | Access technology | Frequency range |
| …… | …… | …… |
If this list is sky, step S103 is performed；If this list is not sky, step S104 is performed；
Step S103, when list is space-time, mobile terminal is by the default priority according to set by producer during product export
Order carries out network and frequency band search (when searching the wireless access signal, carries out the synchronization of cell downlink signal, such as frame synchronization
Deng reading the system message of cell, system message includes cell ID, PLMN ID, bit, cell signal strength etc..Here
Step has been realized in the prior art, is no longer described in detail here), it is adapted to resident cell if searched, that is, attempts hair
Access is played, completes registration, then performs step S105；If search, which finishes, does not find any cell for being adapted to be resident, terminal will
Into limited-service or without network state.
Step S104, when access technology and frequency band preference list are not space-time, for example, the access technology of terminal storage and
Frequency band preference list is as shown in table 2：
Table 2
| Priority orders | Access technology | Frequency range |
| 1 | TD-LTE | 38 |
| 2 | 39 | |
| 3 | LTE FDD | 3 |
| 4 | 1 | |
| 5 | 7 | |
| 6 | TD-SCDMA | 34 |
| 7 | 39 | |
| 8 | WCDMA | 2 |
| 9 | 5 | |
| 10 | GSM | 3 |
| 11 | 2 |
Mobile terminal should start the search of band38TD-LTE cells first according to the order of priority list.If search
Rope is attempted to initiate to access to complete registration, then performs step S105 to resident cell is adapted to.
If not being found suitable for resident cell on band38, mobile terminal will start to band39TD-LTE cells
Search.It is adapted to resident cell if searched, that is, attempts to initiate to access to complete registration, then perform step S105.
If do not find yet with suitable cell, mobile terminal will start band3LTE FDD cells search, it is past successively
Under, until access standard and frequency range listed in priority list are all attempted to finish.
If do not find yet with suitable cell, terminal by supported it but list comprising other access technologies and
Frequency range scans for, and is adapted to resident cell if searched, that is, attempts to initiate to access to complete registration, then perform step
S105.If limited-service will be entered or without network state with suitable cell, terminal by not finding yet.
Step S105, after mobile terminal completion cell is resident, it will be reported immediately by idle message to carrier server
PLMN (RPLMN)+access technology of network+finally netting the information such as time, the specific form such as institute of table 3 is accessed before last time shutdown
Show：
Table 3
| MCC | MNC | Access technology | Year | Month | Day |
| …… | …… | …… | …… | …… | …… |
If related information content is sky, step S106 is performed, if relevant information (that is, does not connect for space-time before having entirely
Enter the information of network), perform step S107.
Step S106, related information content are space-time, and content will be empty part by the information format of such as table 3 by mobile terminal
Filling 0, sends this information to carrier server, then performs step S108；
Step S107, relevant information are not space-time entirely, and mobile terminal will be sent according to the form of table 4 to carrier server
Relevant information, then perform step S108；
Table 4
| MCC | MNC | Access technology | Year | Month | Day |
| 460 | 02 | TD-LTE | 2014 | 5 | 22 |
Step S108, network number, access technology and the time that carrier server reports according to terminal, judge whether to need
Will more new terminal access technology and priority list.If necessary to update, step S109 is performed, if need not update, is held
Row step S110.
Step S109, carrier server issue new access technology and frequency band preference list to mobile terminal, such as
Shown in table 5：
Table 5
| Priority orders | Access technology | Frequency range |
| 1 | LTE FDD | 3 |
| 2 | 1 | |
| 3 | 7 | |
| 4 | TD-LTE | 39 |
| 5 | TD-SCDMA | 34 |
| 6 | 39 | |
| 7 | WCDMA | 2 |
| 8 | 5 |
| 9 | GSM | 3 |
| 10 | 2 |
Mobile terminal empties the access technology originally stored and frequency band preference list, the access technology that this is received
Stored with frequency band preference list, web search use is carried out for next time.
Step S110, network issue access technology and the frequency band preference list for sky to mobile terminal, such as：
| Priority orders | Access technology | Frequency range |
| 1 | 0 | 0 |
Mobile terminal will continue to preserve original access technology and frequency band preference list, make for carrying out web search next time
With.
The method of search by mobile terminal network priority proposed by the present invention is by selecting access technology and its frequency range to carry out
Network is searched for, and the access technology and frequency band preference control information after renewal are obtained by operator, so that mobile terminal
It is when subsequently carrying out frequency band search and network selects, the priority orders execution according to the information table, search strategy is brighter
Really, shorten mobile terminal and search the net time, improve the usage experience of user.
Particular embodiments described above, the purpose of the present invention, technical scheme and beneficial effect are carried out further in detail
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, the guarantor being not intended to limit the present invention
Scope is protected, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., should be included in this
Within the protection domain of invention.
Claims (5)
- A kind of 1. method of search by mobile terminal network priority, it is characterised in that including：Step 1, mobile terminal reads the operator's access information and frequency band preference control information of storage, if the storage Operator's access information and frequency band preference control information are sky, perform step 2, if being not sky, perform step 4；Step 2, the mobile terminal is searched according to operator's access information and frequency band preference control information the progress network of acquiescence Rope, resident process is initiated to cell, and upload content and identified for empty relevant information to carrier server；The relevant information Mark includes：Operator's access information, time and the position once accessed before mobile terminal；Step 3, the mobile terminal receives carrier server and issued more for empty relevant information mark according to the content Operator's access information and frequency band preference control information after new, and complete in the resident of the cell；Step 4, the mobile terminal is searched according to operator's access information and frequency band preference control information the progress network of storage Rope, resident process is initiated to cell, and upload relevant information and identify to carrier server, the carrier server is according to phase Close message identification to judge whether to need the operator's access information and frequency band preference control information that update storage, if necessary to more It is new to perform step 5, perform step 6 if need not update；Step 5, the mobile terminal receives operator's access information after the renewal that carrier server issues and frequency range is preferential Level control information, and complete in the resident of the cell；Step 6, the mobile terminal receives the empty information that carrier server issues, and completes in the resident of the cell.
- 2. according to the method for claim 1, it is characterised in that in step 1-6, operator's access information of the storage The movement is stored in operator's access information after frequency band preference control information, renewal and frequency band preference control information In the list storage area of terminal or in subscriber card.
- 3. according to the method for claim 1, it is characterised in that in step 2, operator's access information of the acquiescence and Frequency band preference control information is stored in the list storage area of the mobile terminal.
- 4. according to the method for claim 1, it is characterised in that in step 3,5,6, the carrier server passes through sky Mouth instruction or information of eating dishes without rice or wine issue operator's access information after renewal and newest frequency band preference control information to mobile terminal.
- 5. according to the method for claim 1, it is characterised in that in step 4, the carrier server is according to the shifting Operator's access information, time and the position once accessed before dynamic terminal, it is preferential with newest operator's access information and frequency range Level control information is compared, and is judged whether to need the operator's access information and frequency range that update storage according to the comparison result Priority control messages.
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106255181A (en) * | 2015-06-10 | 2016-12-21 | 中兴通讯股份有限公司 | The cut-in method of subscriber equipment and subscriber equipment in a kind of multi-radio access technology |
| CN106973414A (en) * | 2016-01-14 | 2017-07-21 | 中兴通讯股份有限公司 | A kind of method and device of selection cell |
| WO2017166202A1 (en) * | 2016-03-31 | 2017-10-05 | 华为技术有限公司 | Electronic device and method for searching mobile communications network using same |
| CN107567073A (en) * | 2017-07-05 | 2018-01-09 | 宇龙计算机通信科技(深圳)有限公司 | Search the method, apparatus, terminal and computer-readable recording medium of net |
| CN107613543A (en) * | 2017-09-01 | 2018-01-19 | 武汉虹信通信技术有限责任公司 | A kind of method and apparatus for obtaining public network cell information |
| CN108684068A (en) * | 2018-04-28 | 2018-10-19 | 努比亚技术有限公司 | network search method, mobile terminal and computer readable storage medium |
| CN114501588A (en) * | 2020-11-12 | 2022-05-13 | 中国联合网络通信集团有限公司 | Cell access method and user terminal |
| CN114501587A (en) * | 2020-11-12 | 2022-05-13 | 中国联合网络通信集团有限公司 | Cell access method and user terminal |
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Effective date of registration: 20211228 Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF INFORMATION AND COMMUNICATIONS Address before: 100045 Beijing city Xicheng District Yuetan Nan Street 11 Patentee before: The Research Institute of Telecommunications Transmission MIIT |