CN101741417A - Method and device for searching cells - Google Patents
Method and device for searching cells Download PDFInfo
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- CN101741417A CN101741417A CN200810177984A CN200810177984A CN101741417A CN 101741417 A CN101741417 A CN 101741417A CN 200810177984 A CN200810177984 A CN 200810177984A CN 200810177984 A CN200810177984 A CN 200810177984A CN 101741417 A CN101741417 A CN 101741417A
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Abstract
The invention relates to a method and a device for searching cells, wherein, the method executed by a mobile terminal comprises the following steps: when the mobile terminal is started up, if the communication mode currently selected by the mobile terminal is different from the communication mode of a service cell that the mobile terminal resides in last time, checking whether network information of an adjacent cell of which the communication mode is the currently selected one is prestored; when the network information is prestored, detecting the signal strength of the adjacent cell based on the network information of the adjacent cell; and when the signal strength of the adjacent cell is larger than a preset threshold, taking the adjacent cell as the service cell and residing in the adjacent cell. By adopting the method and the device for searching the cells, the time for searching the service cells when the mobile terminal capable of working under various communication modes is started up can be reduced as much as possible.
Description
Technical field
The present invention relates to mobile communications network, relate in particular to a kind of method and apparatus that is used for search cell.
Background technology
Current, China Mobile's 8 main cities (Beijing, Shanghai, Tianjin, Shenyang, Guangzhou, Shenzhen, Xiamen and Qinhuangdao) has at home launched the examination commercialization of TD-SCDMA communication system, by the end of at present, developed the commercial user of 300,000 examinations, more massive TD-SCDMA networking is about to launch, more user will transfer to the TD-SCDMA network from second generation mobile communication system (GSM or CDMA), enjoy colourful application and experience.
But TD-SCDMA is constantly perfect network technologies of needs after all, serves as the main telecommunication service (having only the network signal that just has TD-SCDMA in the urban area such as present Beijing) that provides with traditional GSM network still at the TD-SCDMA first stage of construction.
Present processing method is to adopt the TD-SCDMA/GSM mode mobile terminal, and this also is the development trend in the long duration very from now on.Fig. 1 shows the mobile communication network structure schematic diagram of supporting two kinds of communication standards of TD-SCDMA/GSM, as shown in Figure 1, UTRAN is the access network of TD-SCDMA communication standard, and GERAN is the access network of gsm communication standard, the two shared core net (also networking separately separately certainly).
In the area that TD-SCDMA communication standard and gsm communication standard all cover, the communication standard that the user can specify portable terminal to select for use according to the requirement of oneself.
The dual-network and dual-standby portable terminal that present China Mobile promotes mainly provides following two kinds of options: (1) TD-SCDMA/GSM is two to be treated, preferred TD-SCDMA communication standard; (2) TD-SCDMA/GSM is two treats preferred gsm communication standard.
After the user has specified the preferred communication standard of portable terminal, portable terminal is at first searched for preferred communication standard place after start frequency band to be searching the enough strong sub-district of signal strength signal intensity as Serving cell, and if can find such sub-district then reside in wherein.
If can not find the sub-district that can be used as Serving cell in the frequency band at this preferred communication standard place, then portable terminal is searched the sub-district that can be used as Serving cell at another communication standard, and if can find such sub-district then reside in wherein.
After mobile terminal-opening, the signal strength signal intensity that portable terminal is constantly measured current service cell and faced the sub-district is so that can switching cell.Wherein, the list of neighbor cells of measure signal intensity is to obtain from the system message of current service cell Web broadcast.Demand according to the network planning, the sub-district that can comprise two kinds of communication standards in the general list of neighbor cells, that is to say to guarantee the user can gravity treatment when the TD-SCDMA communication standard can not provide normal service in the gsm communication standard, thereby can not interrupt service that the user is provided.
Common start search cell process be the frequency band of the communication standard selected for use from portable terminal according to frequency the signal strength signal intensity from minimum to the highest each sub-district of sequence detection, and signal strength signal intensity the highest and greater than the sub-district of predetermined threshold as Serving cell and reside in wherein.Yet, adopting this common start search cell process, portable terminal generally need take a long time and just can search Serving cell and reside in wherein.
Consider that most of users are not strong usually (because the user is having a rest with portable terminal shutdown back mobility, just shutdown under the situations such as meeting), the user shuts down and starts shooting portable terminal and generally occurs in the same area, therefore, present single mode portable terminal (promptly only working in the portable terminal under a kind of communication standard), the network information of the Serving cell when shutdown before the storage shutdown (for example, the frequency range of sub-district, synchronous code, frame regularly, slot timing etc.), at first whether the network information according to the Serving cell before the shutdown of being stored detects the signal strength signal intensity of this sub-district greater than predetermined threshold next time when starting shooting, if the signal strength signal intensity that detects this sub-district of discovery is greater than this predetermined threshold, then portable terminal still this sub-district as Serving cell and reside in wherein, if and signal strength signal intensity that detect to find this sub-district is less than this predetermined threshold, then according to common start search cell process search service sub-district and reside in wherein.
Similar with the start search cell process of present single mode portable terminal, the network information of present mode mobile terminal (promptly can work in two kinds of portable terminals under the communication standard) Serving cell before the storage shutdown when shutdown, and when starting shooting next time, if the communication standard of the Serving cell before the current communication standard of selecting for use of portable terminal and the shutdown of being stored is identical, whether the signal strength signal intensity that then detects the signal strength signal intensity of this sub-district according to the network information of the Serving cell before the shutdown of being stored and judge this sub-district is greater than predetermined threshold, if judged result shows that the signal strength signal intensity of this sub-district is greater than this predetermined threshold, then portable terminal still this sub-district as Serving cell and reside in wherein, if and judged result shows that the signal strength signal intensity of this sub-district is less than this predetermined threshold, perhaps, the communication standard of the Serving cell before the current communication standard of selecting for use of portable terminal and the shutdown of being stored is inequality, and then portable terminal is attempted from the current communication standard of selecting for use the search service sub-district according to common start search cell process and resided in wherein.If portable terminal is searched for from the current communication standard of selecting for use less than the sub-district that can be used as Serving cell according to common start search cell process, then portable terminal is attempted from another communication standard different with the current communication standard of selecting for use the search service sub-district according to common start search cell process and is resided in wherein.
By as can be seen above-mentioned, for mode mobile terminal, identical but the portable terminal of the communication standard of the Serving cell before the communication standard of selecting for use when portable terminal is current and the shutdown of being stored is searched for from the current communication standard of selecting for use when can be used as the sub-district of Serving cell, portable terminal need be attempted search service sub-district from another communication standard different with the current communication standard of selecting for use according to common start search cell process, and, the communication standard of the Serving cell before the communication standard of selecting for use when portable terminal is current and the shutdown of being stored not simultaneously, portable terminal need be attempted search service sub-district from the current communication standard of selecting for use according to common start search cell process.In both cases, portable terminal generally need take a long time and just can search Serving cell and reside in wherein.
Summary of the invention
Consider the above-mentioned defective of prior art, the present invention proposes a kind of method and apparatus that is used for search cell, utilize the method and apparatus of this search cell, can reduce the time of the mobile terminal-opening search service sub-district that can be operated under the multiple communication standard as much as possible.
In order to realize purpose of the present invention, according to a kind of method of carrying out by portable terminal of the present invention, comprise step: when described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is different, then check whether store the network information of facing the sub-district that its communication standard is the described current communication standard of selecting for use in advance; When check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And, when described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
In order to realize purpose of the present invention, according to a kind of method of carrying out by portable terminal of the present invention, comprise step: when described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is identical from the described current communication standard of selecting for use search less than the sub-district as Serving cell, then check whether store the network information of facing the sub-district that its communication standard is other communication standard different with the current communication standard of selecting for use of described portable terminal in advance; When check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And, when described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
In order to realize purpose of the present invention, according to a kind of portable terminal of the present invention, comprise: check module, be used for when described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is different, then check whether store the network information of facing the sub-district that its communication standard is the described current communication standard of selecting for use in advance; Detection module, be used for when check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And resident module is used for when described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
In order to realize purpose of the present invention, according to a kind of portable terminal of the present invention, comprise: check module, be used for when described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is identical from the described current communication standard of selecting for use search less than the sub-district as Serving cell, then check whether store the network information of facing the sub-district that its communication standard is other communication standard different with the current communication standard of selecting for use of described portable terminal in advance; Detection module, be used for when check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And resident module is used for when described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
Description of drawings
Other purpose of the present invention, characteristic and advantage will become more apparent by the detailed description below in conjunction with accompanying drawing, wherein:
Fig. 1 is the flow chart that the method that the portable terminal according to one embodiment of the invention shuts down is shown.
Fig. 2 A-2C is the flow chart that illustrates according to the method for the mobile terminal-opening search cell of one embodiment of the invention.
Embodiment
According to one aspect of the present invention, strong usually (because the user is having a rest based on most of users in back mobility that portable terminal is shut down, just shutdown under the situations such as meeting), the user shuts down and starts shooting portable terminal and generally occurs in rule in the same area, can be operated in the communication standard information and the network information that the portable terminal under the multiple communication standard time is not only stored current resident Serving cell in shutdown, but also the different communication standard information and the network informations of facing the sub-district of communication standard of its communication standard and current resident Serving cell in the storage list of neighbor cells, and when this mobile terminal-opening, if portable terminal need be searched for the sub-district that can be used as current service cell in the communication standard identical with the communication standard that faces the sub-district of this storage, then at first detect these and face whether there is the sub-district that can be used as current service cell in the sub-district, thereby compared with prior art, the time of mobile terminal-opening search service sub-district can be reduced as much as possible.
Below, will describe each embodiment of the present invention in conjunction with the accompanying drawings in detail.
Fig. 1 is the flow chart that the method that the portable terminal according to one embodiment of the invention shuts down is shown.In the present embodiment, be that example is described the method that portable terminal shuts down with the portable terminal that can be operated in TD-SCDMA communication standard and gsm communication standard.
As shown in Figure 1, when portable terminal will shut down, the communication standard information and the network information (step S100) of the current resident Serving cell of mobile terminal stores.Here, this network information can comprise band information, synchronous code information, frame timing information and/or the slot timing information etc. of current resident Serving cell.
Then, whether include in the mobile terminal check list of neighbor cells its communication standard different with the communication standard of current resident Serving cell face sub-district (step S110).For example, if the communication standard of current resident Serving cell is TD-SCDMA, then whether include the sub-district of facing that its communication standard is GSM in the mobile terminal check list of neighbor cells, perhaps, if the communication standard of current resident Serving cell is GSM, then whether include the sub-district of facing that its communication standard is TD-SCDMA in the mobile terminal check list of neighbor cells.
When the check result of step S110 when being, the different communication standard information of facing the sub-district and the network informations (step S120) of communication standard of its communication standard and current resident Serving cell in the mobile terminal stores list of neighbor cells.
At last, portable terminal shutdown (step S130).
Fig. 2 A-2C is the flow chart that illustrates according to the method for the mobile terminal-opening search cell of one embodiment of the invention.In the present embodiment, be the method that example is described the mobile terminal-opening search cell with the portable terminal that can be operated in TD-SCDMA communication standard and gsm communication standard.
Shown in Fig. 2 A-2C, when mobile terminal-opening, portable terminal reads the communication standard information (step S200) of resident Serving cell last time of being stored.
Portable terminal is based on the communication standard information that is read, judge the current communication standard of selecting for use of portable terminal whether with the communication standard identical (step S210) of this last time of resident Serving cell.
When the judged result of step S210 when being, portable terminal reads the network information (step S220) of resident Serving cell this last time of being stored.
Portable terminal detects this last time of resident Serving cell current signal intensity (step S230) based on the network information that is read.
Portable terminal judges that whether this last time resident Serving cell current signal intensity is greater than predetermined threshold T (step S240).Wherein, when this last time, resident Serving cell current signal intensity was greater than predetermined threshold T, show that this last time, resident Serving cell can be used as the portable terminal current service cell, and when this last time, resident Serving cell current signal intensity was less than predetermined threshold T, show that this last time resident Serving cell cannot be as the portable terminal current service cell.
When the judged result of step S240 when being, portable terminal this last time resident Serving cell as current service cell and reside in wherein (step S250).Then, flow process finishes.
When the judged result of step S240 for not the time, portable terminal detects the signal strength signal intensity (step S260) of each sub-district of the current communication standard of selecting for use one by one on the frequency band of the current communication standard of selecting for use.
Portable terminal judges in each sub-district of the current communication standard of selecting for use whether have the sub-district (step S270) of its signal strength signal intensity greater than predetermined threshold T.
When the judged result of step S270 when being, portable terminal its signal strength signal intensity in each sub-district of the current communication standard of selecting for use greater than the sub-district of predetermined threshold T as current service cell and reside in wherein (step S280).Then, flow process finishes.
When the judged result of step S270 for not the time, whether mobile terminal check stores the network information of facing the sub-district (step S290) that its communication standard is another communication standard different with the current communication standard of selecting for use.For example, if the current communication standard of selecting for use is TD-SCDMA, then whether mobile terminal check stores the network information of facing the sub-district that its communication standard is another communication standard GSM, perhaps, if the current communication standard of selecting for use is GSM, then whether mobile terminal check stores the network information of facing the sub-district that its communication standard is another communication standard TD-SCDMA.
When the check result of step S290 when being, portable terminal is the network information of facing the sub-district of another communication standard different with the current communication standard of selecting for use based on its communication standard, and that detects its communication standard and be another communication standard different with the current communication standard of selecting for use faces sub-district current signal intensity (step S300).
Portable terminal judge its communication standard be another communication standard different with the current communication standard of selecting for use face whether there be the sub-district (step S310) of its current signal intensity in the sub-district greater than predetermined threshold W.
When the judged result of step S310 when being, portable terminal its communication standard be this another communication standard face its current signal intensity in the sub-district greater than the sub-district of predetermined threshold W as current service cell and reside in wherein (step S320).Then, flow process finishes.
When the judged result of step S310 for not, perhaps, the check result of step S290 is not for the time, portable terminal detects the signal strength signal intensity (step S330) of each sub-district of this another communication standard one by one on the frequency band of this another communication standard.
Portable terminal judges in each sub-district of this another communication standard whether have the sub-district (step S340) of its signal strength signal intensity greater than predetermined threshold W.
When the judged result of step S340 when being, portable terminal its signal strength signal intensity in each sub-district of this another communication standard greater than the sub-district of predetermined threshold W as current service cell and reside in wherein (step S350).Then, flow process finishes.
When the judged result of step S340 for not the time, portable terminal is exported failed message (step S360) to the user.
When the judged result of step S210 for not, that is: current communication standard of selecting for use of portable terminal and last time resident Serving cell communication standard not simultaneously, whether mobile terminal check stores its communication standard network information of facing sub-district (step S370) identical with the current communication standard of selecting for use.For example, if the current communication standard of selecting for use is TD-SCDMA, then whether mobile terminal check stores the network information of facing the sub-district that its communication standard is TD-SCDMA, perhaps, if the current communication standard of selecting for use is GSM, then whether mobile terminal check stores the network information of facing the sub-district that its communication standard is GSM.
When the check result of step S370 when being, portable terminal is based on its communication standard network information of facing sub-district identical with the current communication standard of selecting for use, detect its communication standard identical with the current communication standard of selecting for use face sub-district current signal intensity (step S380).
Portable terminal judges whether face identical with the current communication standard of selecting for use of its communication standard exists the sub-district (step S390) of its current signal intensity greater than predetermined threshold W in the sub-district.
When the judged result of step S390 when being, portable terminal its communication standard identical with the current communication standard of selecting for use face its current signal intensity in the sub-district greater than the sub-district of predetermined threshold W as current service cell and reside in wherein (step S400).Then, flow process finishes.
When the judged result of step S390 for not, perhaps, the check result of step S370 is not for the time, and portable terminal detects the signal strength signal intensity (step S410) of each sub-district of this another communication standard one by one on the frequency band of another communication standard different with the current communication standard of selecting for use.
Portable terminal judges in each sub-district of this another communication standard whether have the sub-district (step S420) of its signal strength signal intensity greater than predetermined threshold T.
When the judged result of step S420 when being, portable terminal its signal strength signal intensity in each sub-district of this another communication standard greater than the sub-district of predetermined threshold T as current service cell and reside in wherein (step S430).Then, flow process finishes.
When the judged result of step S430 for not the time, portable terminal is exported failed message (step S440) to the user.
It will be appreciated by those skilled in the art that communication standard of the present invention and not only be confined to TD-SCDMA and GSM, can also be other communication standard.In addition, portable terminal of the present invention is not limited to and only is operated under two kinds of communication standards, also can be operated under the two or more communication standards.
It will be appreciated by those skilled in the art that the disclosed method of top each embodiment can realize in the mode of software mode, hardware mode or soft or hard combination.
It will be appreciated by those skilled in the art that each embodiment disclosed in this invention, can make various distortion and change under the situation that does not depart from invention essence, therefore, protection scope of the present invention is defined by appending claims.
Claims (11)
1. method of being carried out by portable terminal comprises step:
When described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is different, then check whether store the network information of facing the sub-district that its communication standard is the described current communication standard of selecting for use in advance;
When check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And
When described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
2. the method for claim 1, wherein also comprise step:
When described check result for negating, perhaps described signal strength signal intensity of facing the sub-district detects the signal strength signal intensity of each sub-district of the described current communication standard of selecting for use during less than described predetermined threshold one by one on the frequency band of the described current communication standard of selecting for use;
Judge in each sub-district of the described current communication standard of selecting for use and whether have the sub-district of its signal strength signal intensity greater than described predetermined threshold; And
When judged result for certainly the time, its signal strength signal intensity greater than the described sub-district of described predetermined threshold as Serving cell and reside in wherein.
3. method as claimed in claim 2 wherein, also comprises step:
When described judged result when negating, on the frequency band of other communication standard different, detect the signal strength signal intensity of each sub-district of described other communication standard one by one with the described current communication standard of selecting for use;
Determine whether there be the sub-district of its signal strength signal intensity in each sub-district of described other communication standard greater than the predetermined strength value; And
When definite result for certainly the time, its signal strength signal intensity greater than the described sub-district of described predetermined strength value as Serving cell and reside in wherein.
4. method of being carried out by portable terminal comprises step:
When described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is identical from the described current communication standard of selecting for use search less than the sub-district as Serving cell, then check whether store the network information of facing the sub-district that its communication standard is other communication standard different with the current communication standard of selecting for use of described portable terminal in advance;
When check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And
When described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
5. method as claimed in claim 4 wherein, also comprises step:
When described check result for negating, perhaps described signal strength signal intensity of facing the sub-district detects the signal strength signal intensity of each sub-district of described other communication standard during less than described predetermined threshold one by one on the frequency band of described other communication standard;
Judge in each sub-district of described other communication standard and whether have the sub-district of its signal strength signal intensity greater than described predetermined threshold; And
When judged result for certainly the time, its signal strength signal intensity greater than the described sub-district of described predetermined threshold as Serving cell and reside in wherein.
6. as claim 1 or 4 described methods, wherein, also comprise step:
When the shutdown of described portable terminal, check the communication standard that whether has the current resident Serving cell of its communication standard and described portable terminal in the list of neighbor cells different face the sub-district; And
When check result show in the described list of neighbor cells communication standard that has the current resident Serving cell of its communication standard and described portable terminal different face the sub-district time, the different described communication standard information and the network informations of facing the sub-district of communication standard of storing the current resident Serving cell of its communication standard and described portable terminal.
7. method as claimed in claim 6 wherein, also comprises step:
When the shutdown of described portable terminal, store the communication standard information and the network information of the current resident Serving cell of described portable terminal.
8. portable terminal comprises:
Check module, be used for when described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is different, then check whether store the network information of facing the sub-district that its communication standard is the described current communication standard of selecting for use in advance;
Detection module, be used for when check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And
Resident module is used for when described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
9. portable terminal comprises:
Check module, be used for when described mobile terminal-opening, if the communication standard of the Serving cell that the current communication standard of selecting for use of described portable terminal and described portable terminal last time are resident is identical from the described current communication standard of selecting for use search less than the sub-district as Serving cell, then check whether store the network information of facing the sub-district that its communication standard is other communication standard different with the current communication standard of selecting for use of described portable terminal in advance;
Detection module, be used for when check result for certainly the time, detect described signal strength signal intensity of facing the sub-district based on the described network information of facing the sub-district; And
Resident module is used for when described signal strength signal intensity of facing the sub-district during greater than predetermined threshold, the described sub-district of facing as Serving cell and reside in wherein.
10. portable terminal as claimed in claim 8 or 9 wherein, also comprises:
Determination module is used for when the shutdown of described portable terminal, check the communication standard that whether has the current resident Serving cell of its communication standard and described portable terminal in the list of neighbor cells different face the sub-district; And
Memory module, be used for when check result show described list of neighbor cells exist the communication standard of the current resident Serving cell of its communication standard and described portable terminal different face the sub-district time, the different described communication standard information and the network informations of facing the sub-district of communication standard of storing the current resident Serving cell of its communication standard and described portable terminal.
11. portable terminal as claimed in claim 10, wherein
Described memory module also is used for when the shutdown of described portable terminal, stores the communication standard information and the network information of the current resident Serving cell of described portable terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810177984A CN101741417A (en) | 2008-11-26 | 2008-11-26 | Method and device for searching cells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810177984A CN101741417A (en) | 2008-11-26 | 2008-11-26 | Method and device for searching cells |
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| Publication Number | Publication Date |
|---|---|
| CN101741417A true CN101741417A (en) | 2010-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810177984A Pending CN101741417A (en) | 2008-11-26 | 2008-11-26 | Method and device for searching cells |
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| CN (1) | CN101741417A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102752715A (en) * | 2012-06-27 | 2012-10-24 | 华为终端有限公司 | Data service control method, terminal and server |
| CN103188748A (en) * | 2011-12-31 | 2013-07-03 | 联想(北京)有限公司 | Network residing method used for mobile terminal and mobile terminal |
| CN104320831A (en) * | 2014-10-24 | 2015-01-28 | 成都天奥信息科技有限公司 | Satellite terminal network selection and fast network access method and device |
| CN106791129A (en) * | 2016-12-28 | 2017-05-31 | 上海与德信息技术有限公司 | A kind of movable signal reminding method and device |
| WO2023202263A1 (en) * | 2022-04-19 | 2023-10-26 | 华为技术有限公司 | Communication method and apparatus |
-
2008
- 2008-11-26 CN CN200810177984A patent/CN101741417A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103188748A (en) * | 2011-12-31 | 2013-07-03 | 联想(北京)有限公司 | Network residing method used for mobile terminal and mobile terminal |
| CN102752715A (en) * | 2012-06-27 | 2012-10-24 | 华为终端有限公司 | Data service control method, terminal and server |
| CN102752715B (en) * | 2012-06-27 | 2015-04-29 | 华为终端有限公司 | Data service control method, terminal and server |
| CN104320831A (en) * | 2014-10-24 | 2015-01-28 | 成都天奥信息科技有限公司 | Satellite terminal network selection and fast network access method and device |
| CN106791129A (en) * | 2016-12-28 | 2017-05-31 | 上海与德信息技术有限公司 | A kind of movable signal reminding method and device |
| WO2023202263A1 (en) * | 2022-04-19 | 2023-10-26 | 华为技术有限公司 | Communication method and apparatus |
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