CN104899275A - Cell search method and terminal - Google Patents
Cell search method and terminal Download PDFInfo
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- CN104899275A CN104899275A CN201510282860.3A CN201510282860A CN104899275A CN 104899275 A CN104899275 A CN 104899275A CN 201510282860 A CN201510282860 A CN 201510282860A CN 104899275 A CN104899275 A CN 104899275A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
An embodiment of the present invention provides a cell search method, comprising the following steps of: executing cell search by a terminal, and if the cell search is successful, residing in the searched cell; if the cell search is failed, obtaining geographical position information of the terminal; according to the obtained geographical position information of the terminal, determining whether the geographical position of the terminal is changed; or determing whether the geographical position of the terminal is a first geographical position, if so, restarting the cell search; or otherwise, stopping the cell search. Correspondingly, the present invention further provides the terminal. With the adoption of the cell search method and terminal, after the cell search is failed, if the terminal position is changed or the terminal is in the first geographical position, the cell search is restarted, so that the power consumption can be reduced.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of small region search method and terminal.
Background technology
Now, when the mobile terminals such as mobile phone cannot search network signal, mobile phone can initiate a Cell searching at set intervals again, until be successfully searched can be resident cell signal.
But in some cases, the mobile phone of user can be in a network signal blind spot district for a long time, such as, remote mountain areas.Like this, mobile phone can frequent search network signal, causes mobile phone electricity to be consumed fast, greatly shortens the stand-by time of mobile phone, reduce Consumer's Experience.
Summary of the invention
Embodiments provide a kind of small region search method and terminal, after Cell searching failure, if terminal location changes, or terminal is in described first geographic position, then restart Cell searching, can reduce power consumption of terminal.
Embodiment of the present invention first aspect provides a kind of small region search method, and the method comprises:
Terminal performs Cell searching, if Cell searching success, then resides in the community searched; If Cell searching failure, then obtain the geographical location information of terminal;
According to the geographical location information of the described terminal got, judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position, if, then restart described Cell searching, if not, then stop described Cell searching.
Embodiment of the present invention second aspect provides a kind of terminal, and this terminal comprises:
Search unit, for performing Cell searching, if Cell searching success, then resides in the community searched;
Acquiring unit, if for Cell searching failure, then obtain the geographical location information of terminal from server;
First judging unit, for the geographical location information according to the described terminal got, judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position;
Restart search unit, when the geographic position for described terminal changes or the geographic position of described terminal is the first geographic position, restart described Cell searching;
Stop search unit, the geographic position for described terminal does not change and the geographic position of described terminal is not the first geographic position time, stop described Cell searching.
Implement the embodiment of the present invention, if terminal performs Cell searching success, then this community resident.If terminal performs Cell searching failure, then whether monitoring position of terminal changes, or whether terminal is in described first geographic position, if so, then restarts Cell searching, can reduce power consumption of terminal.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow diagram of the first embodiment of the small region search method that the embodiment of the present invention provides;
Fig. 2 is the process flow diagram of the second embodiment of the small region search method that the embodiment of the present invention provides;
Fig. 3 is the process flow diagram of the 3rd embodiment of the small region search method that the embodiment of the present invention provides;
Fig. 4 is the structural representation of the first embodiment of the terminal that the embodiment of the present invention provides;
Fig. 5 is the structural representation of the second embodiment of the terminal that the embodiment of the present invention provides;
Fig. 6 is the structural representation of the 3rd embodiment of the terminal that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
See Fig. 1, be the process flow diagram of the first embodiment of the small region search method that the embodiment of the present invention provides, the method comprises:
Step S101: terminal performs Cell searching.
Intelligible, terminal only could use the service of network after signing in community.Terminal resides in a suitable community (the prominent community as recorded from radio frequency connector end) by Cell searching usually, thus to reach in time slot and frequency synchronous with the community searched, and then obtains the details of this community.
In specific implementation, terminal can perform described Cell searching after powering, also can perform described Cell searching after loading communication card, described Cell searching can also be performed after opening the transceiver communication device (such as, terminal cancels offline mode) of terminal.Needs illustrate, in practical application, terminal can also trigger described Cell searching by other operations, and such as, terminal performs once described Cell searching at set intervals, is not restricted here.
Step S103: whether Cell searching is successful.
In the embodiment of the present invention, in step S101, described Cell searching can be the one search operation that terminal performs, and also can be the search operation of the preset times that terminal performs continuously, especially the repeatedly search operation that performs continuously when first search network signal of terminal.
Concrete, if the success of described Cell searching, perform step S107, otherwise, perform step S105.
Step S105: the geographical location information obtaining terminal.
Concrete, if the failure of described Cell searching, terminal can obtain the current residing geographical location information of terminal, and triggers execution step S109.
In specific implementation, terminal such as, by outside locator meams, GPS, can obtain described geographical location information.If there is the address card (such as double-card dual-standby) of the telecommunication network provider of more than 2 or 2 in terminal, terminal also can obtain described geographical location information by other radio communication networks.
Needs illustrate, the embodiment of the present invention can also adopt other approach to obtain described geographical location information, is not restricted here.
Step S107: reside in the community searched.
Concrete, terminal resides in the community that is successfully searched to use the service of network.
Preferably, if Cell searching success, the geographical location information of the frequency point information and described terminal that are successfully searched community can be preserved by terminal one to one.Like this, before upper once terminal performs described Cell searching or restarts described Cell searching, terminal can judge whether the geographical location information of described terminal preserves corresponding frequency point information, if, then perform described Cell searching according to described corresponding frequency point information, the frequency point information that can realize directly preserving according to this locality carries out Cell searching, need not carry out full frequency band search, reduce system power dissipation, save the time of Cell searching.
Step S109: judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position.
In the embodiment of the present invention, after the described geographical location information that execution step S105 gets, terminal can judge whether the geographic position of terminal changes.
In specific implementation, whether the geographical location information of the terminal got described in terminal can judge is consistent with the up-to-date geographical location information preserved in terminal, if, then judge that the geographic position of terminal changes, and the geographical location information of the terminal got described in preserving, if not, then judge that the geographic position of terminal does not change.
Concrete, if the geographic position of terminal changes, then perform step S111.
In the embodiment of the present invention, after the described geographical location information that execution step S105 gets, whether the geographical location information of the terminal got described in terminal can also judge is the first geographic position.
Here, described first geographic position can be the excellent geographic position of signal.Described first geographic position both can be stored in terminal local, also can be stored in external server, not be restricted here.
In specific implementation, judging whether the geographic position of described terminal changes, or before whether the geographic position of described terminal be the first geographic position, terminal can obtain described first geographic position.
Concrete, if the geographic position of terminal belongs to described first geographic position, then perform step S111.
Concrete, if the geographic position of terminal does not change, and the geographic position of terminal does not belong to described first geographic position, then perform step S113.
Step S111: restart described Cell searching.
Concrete, if terminal is in the excellent area of signal, or the geographic position of terminal changes, and terminal can restart described Cell searching.
Step S113: stop described Cell searching.
Concrete, if terminal is in the excellent area of non-signal, and the geographic position of terminal does not change, and terminal can stop described Cell searching, in order to save system power dissipation.
Whether further, when the number of times that terminal performs described Cell searching exceedes preset times, terminal can also export the first information, select to stop performing described Cell searching in order to point out user.In addition, terminal can also receive the first instruction of user's input, and can stop performing described Cell searching according to described first instruction.Terminal can also receive the second instruction of user's input, and can restart described Cell searching according to described second instruction.
See Fig. 2, be the process flow diagram of the second embodiment of the small region search method that the embodiment of the present invention provides, the method comprises:
Step S201: terminal performs Cell searching.
In specific implementation, terminal can perform described Cell searching after powering, also can perform described Cell searching after loading communication card, described Cell searching can also be performed after opening the transceiver communication device (such as, terminal cancels offline mode) of terminal.Needs illustrate, in practical application, terminal can also trigger described Cell searching by other operations, and such as, terminal performs once described Cell searching at set intervals, is not restricted here.
Step S203: whether Cell searching is successful.
Concrete, after step S201, terminal can judge that whether described Cell searching is successful, if the success of described Cell searching, performs step S207, otherwise, perform step S205.
Step S205: the geographical location information obtaining terminal.
Concrete, if the failure of described Cell searching, terminal can obtain the current residing geographical location information of terminal, and triggers execution step S209.
In specific implementation, terminal such as, by outside locator meams, GPS, can obtain described geographical location information.If there is the address card (such as double-card dual-standby) of the telecommunication network provider of more than 2 or 2 in terminal, terminal also can obtain described geographical location information by other radio communication networks.
Needs illustrate, the embodiment of the present invention can also adopt other approach to obtain described geographical location information, is not restricted here.
Step S207: reside in the community searched.
Concrete, terminal resides in the community that is successfully searched to use the service of network.
Preferably, if Cell searching success, the geographical location information of the frequency point information and described terminal that are successfully searched community can be preserved by terminal one to one.Like this, before upper once terminal performs described Cell searching or restarts described Cell searching, terminal can judge whether the geographical location information of described terminal preserves corresponding frequency point information, if, then perform described Cell searching according to described corresponding frequency point information, the frequency point information that can realize directly preserving according to this locality carries out Cell searching, need not carry out full frequency band search, reduce system power dissipation, save the time of Cell searching.
Step S209: judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position.
In the embodiment of the present invention, after the described geographical location information that execution step S205 gets, terminal can judge whether the geographic position of terminal changes.
In specific implementation, whether the geographical location information of the terminal got described in terminal can judge is consistent with the up-to-date geographical location information preserved in terminal, if, then judge that the geographic position of terminal changes, and the geographical location information of the terminal got described in preserving, if not, then judge that the geographic position of terminal does not change.
Concrete, if the geographic position of terminal changes, then perform step S213.
In the embodiment of the present invention, after the described geographical location information that execution step S205 gets, whether the geographical location information of the terminal got described in terminal can also judge is the first geographic position.
Here, described first geographic position can be the excellent geographic position of signal.Described first geographic position both can be stored in terminal local, also can be stored in external server, not be restricted here.
Concrete, if the geographic position of terminal belongs to described first geographic position, then perform step S213.
Concrete, if the geographic position of terminal does not change, and the geographic position of terminal does not belong to described first geographic position, then perform step S211.
Step S211: stop described Cell searching.
Step S213: restart described Cell searching.
Step S215: whether the geographic position judging described terminal is the second geographic position.
Concrete, described second geographic position can be signal blind spot.Described second geographic position both can be stored in terminal local, also can be stored in external server, not be restricted here.
In specific implementation, after execution step S211, terminal can also judge whether the geographic position of described terminal is the second geographic position, namely, judge whether terminal is in signal blind spot, if, then perform step S217, otherwise, return and perform step 205, whether change in order to the position of continuing monitoring terminal.
Step S217: whether be moved by sensor sense terminals.
Concrete, if judge that terminal is in signal blind spot, then whether terminal can be moved by sensor sense terminals.
In specific implementation, described sensor can be the sensor of terminal built-in.Described sensor also can be the external sensor of terminal.
Concrete, if the described sensor sensor that to be terminal external.So, terminal can obtain the exercise data of sensor collection by the communication connection between described sensor.Communication connection between described sensor and terminal can be: bluetooth, Wi-Fi or Zigbee etc.After the exercise data obtaining the collection of described sensor, terminal can judge that whether described exercise data is consistent with the up-to-date exercise data preserved in terminal, if, then can judge that terminal there occurs movement, and preserve the exercise data of described sensor collection, if not, then can judge that terminal is not moved.
Concrete, if detect that terminal there occurs movement by sensor, then return and perform the described step obtaining the geographical location information of terminal from server, otherwise, can current operation be terminated, other operations in practical application, can also be performed, such as continue to perform step S217, be not restricted here.
See Fig. 3, be the process flow diagram of the 3rd embodiment of the small region search method that the embodiment of the present invention provides, the method comprises:
Step S301: terminal performs Cell searching.
In specific implementation, terminal can perform described Cell searching after powering, also can perform described Cell searching after loading communication card, described Cell searching can also be performed after opening the transceiver communication device (such as, terminal cancels offline mode) of terminal.Needs illustrate, in practical application, terminal can also trigger described Cell searching by other operations, and such as, terminal performs once described Cell searching at set intervals, is not restricted here.
Step S303: whether Cell searching is successful.
Concrete, after step S301, terminal can judge that whether described Cell searching is successful, if the success of described Cell searching, performs step S305, otherwise, perform step S307.
Step S305: reside in the community searched.
Concrete, terminal resides in the community that is successfully searched to use the service of network.
Preferably, if Cell searching success, the geographical location information of the frequency point information and described terminal that are successfully searched community can be preserved by terminal one to one.Like this, before upper once terminal performs described Cell searching or restarts described Cell searching, terminal can judge whether the geographical location information of described terminal preserves corresponding frequency point information, if, then perform described Cell searching according to described corresponding frequency point information, the frequency point information that can realize directly preserving according to this locality carries out Cell searching, need not carry out full frequency band search, reduce system power dissipation, save the time of Cell searching.
Step S307: judge whether the default communication connection between terminal and server exists.
Concrete, described server can be External Positioning Service device, such as, and GPS server.If there is the address card (such as double-card dual-standby) of the telecommunication network provider of more than 2 or 2 in terminal, described server can also be the server of radio communication network provider, is not restricted here.
Concrete, if described server is External Positioning Service device, then described default communication connection can be that satellite-signal connects.If described server is the server of radio communication network provider, then described default communication connection can be the communication connection that described provider provides.
In specific implementation, whether if, the failure of described Cell searching, terminal can also judge whether described default communication connection exists, if so, then perform step S309, if not, be then moved by sensor sense terminals, namely performs step S311.
Step S309: the geographical location information being obtained terminal by default communication connection from server.
Concrete, after described Cell searching failure, if the described default communication connection between terminal and server exists, terminal can obtain the geographical location information of terminal from server by described default communication connection, and triggering performs step S313.
Step S311: whether be moved by sensor sense terminals.
Concrete, after described Cell searching failure, if the default communication connection between terminal and server does not exist, then whether terminal can be moved by sensor sense terminals.
In specific implementation, described sensor can be the sensor of terminal built-in.Described sensor also can be the external sensor of terminal.
Concrete, if the described sensor sensor that to be terminal external.So, terminal can obtain the exercise data of sensor collection by the communication connection between described sensor.Communication connection between described sensor and terminal can be: bluetooth, Wi-Fi or Zigbee etc.After the exercise data obtaining the collection of described sensor, terminal can judge that whether described exercise data is consistent with the up-to-date exercise data preserved in terminal, if, then can judge that terminal there occurs movement, and preserve the exercise data of described sensor collection, if not, then can judge that terminal is not moved.
Concrete, if detect that terminal there occurs movement by sensor, then perform step S319, otherwise, can step S321 be performed.
Step S313: judge that whether the geographical location information of the terminal got from server is consistent with the up-to-date geographical location information preserved terminal.
Concrete, after described Cell searching failure, if the described default communication connection between terminal and server exists, terminal can obtain the geographical location information of terminal from server by described default communication connection.Further, terminal can judge that whether the geographical location information of the terminal got from server is consistent with the up-to-date geographical location information preserved terminal, if unanimously, then judge that the geographic position of terminal does not change, i.e. step S317, if inconsistent, then performs step S315.
Step S315: judge that the geographic position of terminal changes, and preserve the described geographical location information obtaining terminal from server.
Concrete, if judge that the geographic position of terminal there occurs change, then terminal can preserve the described geographical location information obtaining terminal from server, and triggers execution step S319.
Step S317: judge that the geographic position of terminal does not change.
Concrete, if judge that the geographic position of terminal does not change, then terminal can trigger and perform step S321.
Step S319: restart described Cell searching.
Step S321: stop described Cell searching.
See Fig. 4, be the structural representation of the first embodiment of terminal provided by the invention, terminal 40 as shown in Figure 4 can comprise: search unit 401, acquiring unit 403, the first judging unit 405, restarts search unit 407 and the unit 409 that stops search.Wherein:
Search unit 401, for performing Cell searching, if Cell searching success, then resides in the community searched;
Acquiring unit 403, if perform Cell searching failure for search unit 401, then obtains the geographical location information of terminal from server;
First judging unit 405, for the geographical location information of described terminal got according to acquiring unit 403, judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position;
Restart search unit 407, when the geographic position for described terminal changes or the geographic position of described terminal is the first geographic position, restart described Cell searching;
Stop search unit 409, the geographic position for described terminal does not change and the geographic position of described terminal is not the first geographic position time, stop described Cell searching.
Concrete, first judging unit 405, can be specifically for: whether the geographical location information judging the terminal that acquiring unit 403 obtains is consistent with the up-to-date geographical location information preserved in terminal, if, then judge that the geographical location information of terminal changes, and preserve the described geographical location information obtaining terminal from server, if not, then judge that the geographical location information of terminal does not change.
See Fig. 5, it is the structural representation of the second embodiment of terminal provided by the invention, terminal 40 is as shown in Figure 5 comprising: search unit 401, acquiring unit 403, first judging unit 405, restart search unit 407 and stop search outside unit 409, also can comprise: motion monitoring unit 411 and the second judging unit 413.Wherein:
Whether motion monitoring unit 411, after stopping described Cell searching at the unit 409 that stops search, be moved by sensor sense terminals, if so, then triggers acquiring unit 403 obtains terminal geographical location information from server;
Second judging unit 413, after stopping described Cell searching at the unit 409 that stops search, whether the geographic position judging described terminal is the second geographic position, if not, then triggers acquiring unit 403 and performs the described step obtaining the geographical location information of terminal from server;
In the embodiment of the present invention, described sensor can be the sensor of terminal built-in.Described sensor can also be the external sensor of terminal.
In specific implementation, if the described sensor sensor that to be terminal external.So, motion monitoring unit 411, can comprise: the 3rd acquiring unit and the 3rd judging unit.Wherein:
Described 3rd acquiring unit, for obtaining the exercise data that sensor gathers by the communication connection between terminal 40 and described sensor;
Described 3rd judging unit, whether consistent with the up-to-date exercise data preserved in terminal for the exercise data judging described sensor collection, if, then judge that terminal there occurs movement, and preserve the exercise data of described sensor collection, if not, then judge that terminal is not moved.
In the embodiment of the present invention, acquiring unit 403, can be specifically for: the geographical location information being obtained terminal by default communication connection from server.
Concrete, described server can be External Positioning Service device, such as, and GPS server.If there is the address card (such as double-card dual-standby) of the telecommunication network provider of more than 2 or 2 in terminal, described server can also be the server of radio communication network provider, is not restricted here.
Concrete, if described server is External Positioning Service device, then described default communication connection can be that satellite-signal connects.If described server is the server of radio communication network provider, then described default communication connection can be the communication connection that described provider provides.
Will be understood that, in terminal 40, the function of each functional module according to the method specific implementation in the embodiment of the method for above-mentioned Fig. 1 to Fig. 3, can repeat no more here.
See Fig. 6, it is the structural representation of the 3rd embodiment of terminal provided by the invention.Wherein, as shown in Figure 6, this terminal 100 can comprise: at least one processor 1001, such as CPU, at least one bus 1002, at least one input media 1003, at least one output unit 1004, storer 1005.Wherein, bus 1002 is for realizing the communication connection between these assemblies; Input media 1003 can comprise touch-screen (Touch Screen), and optional input media 1003 can also comprise keyboard (Keyboard), or other physical buttons, such as, and volume key; Output unit 1004 can comprise display screen (Display); Storer 1005 can be high-speed RAM storer, also can be non-labile storer (non-volatile memory), such as at least one magnetic disk memory, storer 1005 can also be optionally that at least one is positioned at the memory storage away from aforementioned processor 1001.As shown in Figure 6, operating system, network communication module, Subscriber Interface Module SIM and cell search procedure can be comprised as in a kind of storer 1005 of computer-readable storage medium.
In the terminal 100 shown in Fig. 6, processor 1001 can call the cell search procedure stored in storer 1005, and performs following operation:
Perform Cell searching, if Cell searching success, then reside in the community searched; If Cell searching failure, then obtain the geographical location information of terminal;
According to the geographical location information of the described terminal that input media 1003 gets, judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position, if, then restart described Cell searching, if not, then stop described Cell searching.
Further, judging whether the geographic position of described terminal changes, or before whether the geographic position of described terminal be the first geographic position, processor 1001 can also obtain described first geographic position by input media 1003.
Here, described first geographic position can be the excellent geographic position of signal.Described first geographic position both can be stored in terminal local, also can be stored in external server, not be restricted here.
Further, after the described Cell searching of stopping, processor 1001 can also judge whether the geographic position of described terminal is the second geographic position, if not, then performs the described step obtaining the geographical location information of terminal from server.
Here, described second geographic position can be signal blind spot.Described second geographic position both can be stored in terminal local, also can be stored in external server, not be restricted here.
In specific implementation, if the geographic position of described terminal is the second geographic position.So, after the described Cell searching of stopping, whether processor 1001 can also be moved by sensor sense terminals, if so, then performs the described step obtaining the geographical location information of terminal from server.
In the embodiment of the present invention, described sensor can be the sensor of terminal built-in.Described sensor also can be the external sensor of terminal.
Concrete, if the described sensor sensor that to be terminal external.So, processor 1001 can obtain by the communication connection between terminal and described sensor the exercise data that sensor gathers.Communication connection between described terminal and described sensor can be: bluetooth, Wi-Fi or Zigbee etc.After the exercise data obtaining the collection of described sensor, processor 1001 can also judge that whether described exercise data is consistent with the up-to-date exercise data preserved in terminal, if, then processor 1001 can judge that terminal there occurs movement, and preserve the exercise data of described sensor collection, if not, then processor 1001 can judge that terminal is not moved.
Further, processor 1001 performs the described the step whether geographic position of terminal changes that judges, can comprise: whether the geographical location information of the terminal got described in processor 1001 judges is consistent with the up-to-date geographical location information preserved in terminal, if, then processor 1001 judges that the geographical location information of terminal changes, and the geographical location information of the terminal got described in preserving, if not, then processor 1001 judges that the geographical location information of terminal does not change.
Further, processor 1001 performs the step of the geographical location information of described acquisition terminal, can comprise: processor 1001 is by presetting the geographical location information of communication connection from server acquisition terminal.
Concrete, described server can be External Positioning Service device, such as, and GPS server.If there is the address card (such as double-card dual-standby) of the telecommunication network provider of more than 2 or 2 in terminal, described server can also be the server of radio communication network provider, is not restricted here.
Concrete, if described server is External Positioning Service device, then described default communication connection can be that satellite-signal connects.If described server is the server of radio communication network provider, then described default communication connection can be the communication connection that described provider provides.
In specific implementation, before the geographical location information obtaining terminal, processor 1001 can also judge whether described default communication connection exists, and if so, then performs described terminal by presetting the step of communication connection from the geographical location information of server acquisition terminal, if not, then whether be moved by sensor sense terminals, if terminal is moved, then restart the step of described Cell searching described in performing, if terminal is not moved, then stop performing described Cell searching.
Whether further, when the number of times that processor 1001 performs described Cell searching exceedes preset times, processor 1001 can also export the first information by output unit 1004, select to stop performing described Cell searching in order to point out user.
In addition, processor 1001 can receive the first instruction of input by input media 1003, stop performing described Cell searching according to described first instruction.Processor 1001 can also receive the second instruction of input by input media 1003, restart described Cell searching according to described second instruction.
Further, after processor 1001 performs Cell searching, if Cell searching success, the geographical location information of the frequency point information and described terminal that are successfully searched community can be preserved by processor 1001 one to one.Like this, before processor 1001 performs Cell searching or restarts described Cell searching, processor 1001 can also judge whether the geographical location information of described terminal preserves corresponding frequency point information, if so, then performs described Cell searching according to described corresponding frequency point information.
Will be understood that, the step that processor 1001 performs with reference to the specific implementation in above-mentioned Fig. 1 to Fig. 3 embodiment of the method, can also repeat no more here.
In sum, implement the embodiment of the present invention, if terminal performs Cell searching success, then this community resident.If terminal performs Cell searching failure, then whether monitoring position of terminal changes, or whether terminal is in described first geographic position, if so, then restarts Cell searching, can reduce power consumption of terminal.
Module in all embodiments of the present invention or submodule, universal integrated circuit can be passed through, such as CPU (Central Processing Unit, central processing unit), or realized by ASIC (Application Specific Integrated Circuit, special IC).
The sequence of steps of the method for the embodiment of the present invention can carry out adjusting, merge or deleting according to actual needs.The module of the terminal of the embodiment of the present invention can carry out integrating according to actual needs, Further Division or delete.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (10)
1. a small region search method, is characterized in that, comprising:
Terminal performs Cell searching, if Cell searching success, then resides in the community searched; If Cell searching failure, then obtain the geographical location information of terminal;
According to the geographical location information of the described terminal got, judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position, if, then restart described Cell searching, if not, then stop described Cell searching.
2. the method for claim 1, it is characterized in that, after the described Cell searching of described stopping, also comprising: whether the geographic position judging described terminal is the second geographic position, if not, then the described step obtaining the geographical location information of terminal from server is performed.
3. method as claimed in claim 2, it is characterized in that, the geographic position of described terminal is the second geographic position, after the described Cell searching of described stopping, also comprising:
Whether be moved by sensor sense terminals, if so, then perform the described step obtaining the geographical location information of terminal from server.
4. the method for claim 1, it is characterized in that, describedly judge whether the geographic position of terminal changes, comprise: whether the geographical location information of the terminal got described in judgement is consistent with the up-to-date geographical location information preserved in terminal, if so, then judge that the geographical location information of terminal changes, and the geographical location information of the terminal got described in preserving, if not, then judge that the geographical location information of terminal does not change.
5. the method for claim 1, is characterized in that, the geographical location information of described acquisition terminal, comprising: terminal is by presetting the geographical location information of communication connection from server acquisition terminal;
Before the geographical location information of described acquisition terminal, also comprise: judge whether described default communication connection exists, if, then performing described terminal by presetting the step of communication connection from the geographical location information of server acquisition terminal, if not, then whether being moved by sensor sense terminals, if terminal is moved, restart the step of described Cell searching described in then performing, if terminal is not moved, then stop performing described Cell searching.
6. a terminal, is characterized in that, comprising:
Search unit, for performing Cell searching, if Cell searching success, then resides in the community searched;
Acquiring unit, if for Cell searching failure, then obtain the geographical location information of terminal from server;
First judging unit, for the geographical location information according to the described terminal got, judge whether the geographic position of described terminal changes, or whether the geographic position of described terminal is the first geographic position;
Restart search unit, when the geographic position for described terminal changes or the geographic position of described terminal is the first geographic position, restart described Cell searching;
Stop search unit, the geographic position for described terminal does not change and the geographic position of described terminal is not the first geographic position time, stop described Cell searching.
7. terminal as claimed in claim 6, it is characterized in that, also comprise: the second judging unit, after performing the step of the described Cell searching of described stopping at the described unit that stops search, whether the geographic position judging described terminal is the second geographic position, if not, then trigger described acquiring unit and perform the described step obtaining the geographical location information of terminal from server.
8. terminal as claimed in claim 7, it is characterized in that, the geographic position of described terminal is the second geographic position, also comprise: motion monitoring unit, after performing the step of the described Cell searching of described stopping at the described unit that stops search, whether be moved by sensor sense terminals, if so, then trigger described acquiring unit and perform the described step obtaining the geographical location information of terminal from server.
9. terminal as claimed in claim 6, it is characterized in that, described first judging unit, specifically for: whether the geographical location information judging the terminal that described acquiring unit gets is consistent with the up-to-date geographical location information preserved in terminal, if so, then judge that the geographical location information of terminal changes, and preserve the described geographical location information from obtaining terminal, if not, then judge that the geographical location information of terminal does not change.
10. terminal as claimed in claim 6, is characterized in that, described acquiring unit, specifically for: the geographical location information being obtained terminal by default communication connection from server; Described terminal also comprises: the 4th judging unit, for before the step of the geographical location information of described acquiring unit acquisition terminal, judge whether described default communication connection exists, if, then trigger described acquiring unit by presetting the geographical location information of communication connection from server acquisition terminal, if not, then whether be moved by sensor sense terminals, if terminal is moved, restart search unit described in then triggering and restart described Cell searching, if terminal is not moved, then the unit that stops search described in triggering stops performing described Cell searching.
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| CN201510282860.3A CN104899275A (en) | 2015-05-27 | 2015-05-27 | Cell search method and terminal |
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| CN201510282860.3A CN104899275A (en) | 2015-05-27 | 2015-05-27 | Cell search method and terminal |
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Application publication date: 20150909 |