CN101835246A - Executing method of multimode terminal network selection and multimode terminal - Google Patents
Executing method of multimode terminal network selection and multimode terminal Download PDFInfo
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Abstract
The embodiment of the invention discloses an executing method of multimode terminal network selection and a multimode terminal, relating to the technical field of communication and solving the technical problem that the multimode terminal is frequently switched when a CSFB mode is adopted in the prior art. The method comprises the steps of: judging whether a circuit domain service is executed by the CSFB mode according to a circuit domain switch setting mode; if so, entering a first network executing circuit switch service, and judging whether a hung-up uncompleted data domain service exists in a second network after the circuit domain service is completely executed, wherein the first network at least supports the circuit domain service, and the second network supports the data domain service; and if the hung-up uncompleted data domain service exists in the second network, continuing to remain the first network. The embodiment of the invention is mainly applied to the terminal.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of LTE (Long Term Evolution, Long Term Evolution) multimode terminal method of network entry and a kind of multimode terminal.
Background technology
The LTE terminal is a kind of multimode terminal, support LTE/WCDMA (Wideband-Code DivisionMultiple Access, Wideband Code Division Multiple Access (WCDMA))/GSM (Global System for Mobile Communications global system for mobile telecommunications) network schemer, or LTE/CDMA (Code-Division Multiple Access, code division multiple access) network schemer.
LTE is the network of a simple support data field business.Because the LTE network is better than networks such as WCDMA, GSM, CDMA with main support voice territory business to the handling property of data field business, think advantages such as the two-forty that makes the user enjoy the LTE network to the full to bring, low delay, operator generally is provided with the LTE network priority and is higher than WCDMA, GSM, cdma network, and the LTE terminal also can preferentially select to reside in the LTE network.But different with present GSM, WCDMA, cdma network is, because the LTE network is not supported circuit domain business, so the LTE network is not supported the voice and the short message service of present circuit domain.For this reason, industry has adopted CSFB (Circuit Switch Fall Back, circuit domain voice rollback) mode to solve the problem of LTE voice service.
The CSFB mode mainly comprises: when the each initiation of user or reception speech business or short message service, all to return back to WCDMA, GSM, cdma network from the LTE network, circuit domain by WCDMA, GSM, cdma network is carried out voice or short message service, turns back to the LTE network at once again then after voice or short message service end.
State in realization in the process of CSFB mode, the inventor finds that there are the following problems at least in the prior art: for the very frequent LTE terminal of circuit domain business, between LTE network and WCDMA, GSM, cdma network, switch continually or network upgrades, the signaling traffic load and the LTE power consumption of terminal of network are increased, cause the effective rate of utilization of network and LTE terminal resource to reduce.
Summary of the invention
Embodiments of the invention provide a kind of manner of execution and multimode terminal of multimode terminal network selection, so that strengthen effective utilization of Internet resources and LTE terminal resource.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of manner of execution of multimode terminal network selection comprises:
Judge whether to return CSFB mode executive circuit territory business according to the circuit domain business set-up mode by the circuit domain voice;
If judge by CSFB mode executive circuit territory business, then
Enter into the first network executive circuit territory business, and after executing circuit domain business, judge whether to have the uncompleted data field business of hanging up, wherein at second network, described first network is supported circuit domain business at least, the described second network support data field business;
If judge the uncompleted data field business that does not have hang-up at described second network, then continue to reside in described first network.
A kind of multimode terminal comprises:
Carry out determining unit, be used for judging whether to return CSFB mode executive circuit territory business by the circuit domain voice according to the circuit domain business set-up mode;
The circuit domain performance element, be used for when described execution determining unit is judged by CSFB mode executive circuit territory business, enter into the first network executive circuit territory business, and after executing circuit domain business, judge whether to have the uncompleted data field business of hanging up at second network, wherein, described first network is supported circuit domain business at least, the described second network support data field business;
The first network selection unit is used for judging when described second network does not exist the uncompleted data field of hang-up professional when described circuit domain performance element, continues to reside in described first network.
The technical scheme that the embodiment of the invention provides has following beneficial effect: when user terminal returns to first network and finishes circuit domain business, need not directly to return second network at once, reduced the frequent process of between first network and second network, switching of user terminal, having reduced the time-delay, signaling traffic load and the LTE power consumption of terminal that cause in the network switching process increases, for the user has brought favorable experience, improved the effective rate of utilization of network and LTE terminal resource.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of manner of execution of the multimode terminal network selection of the embodiment of the invention 1;
Fig. 2 is the schematic flow sheet of manner of execution of the multimode terminal network selection of the embodiment of the invention 2;
Fig. 3 is the result schematic diagram of the multimode terminal of the embodiment of the invention 3.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.And, below each embodiment be possibility of the present invention, embodiment put in order and the numbering execution sequence preferred of embodiment with it irrelevant.
Embodiment 1
Present embodiment provides a kind of manner of execution of multimode terminal network selection, and this method is applicable to multimode terminal, and as shown in Figure 1, this method comprises:
Behind the starting up of terminal, initiate the registration process of associating by second network and register, and after registration, reside in second network, also promptly support the network of data field business.
The embodiment of the invention by employing make multimode terminal after executing circuit domain business can the technological means that resides in first network of supporting circuit domain business at least, reduced when adopting the CSFB mode to realize circuit domain business, the flow process that multimode terminal switches between first network and second network continually or network upgrades, thus reduced because of time-delay that switching causes, reduced the consumption of LTE multimode terminal electric energy and network side signaling traffic load.
Embodiment 2
Present embodiment specifically describes a kind of manner of execution of multimode terminal network selection, this method is applicable to terminal, this terminal can be specially the LTE multimode terminal, need to prove, because the LTE network is only supported the data field business, so will only support that first network of data field business is that example is described with the representative of LTE network in the present embodiment; Networks such as WCDMA, GSM, CDMA are supported circuit domain business and data field business simultaneously, promptly are the networks of supporting circuit domain business at least, so be that example is described with it with second network in the present embodiment.
After the start of LTE multimode terminal, initiate the registration process of associating by the LTE network and register, and after registration, reside in the LTE network.
As shown in Figure 2, this method comprises:
Wherein, terminal judges whether can realize in the following way by CSFB mode executive circuit territory business according to the circuit domain business set-up mode:
One, the circuit domain business set-up mode specifically refers to: the speech business set-up mode.
Speech business set-up mode on the terminal has following several: and IMS (IP Multimedia System, IP multimedia system) is preferential/and CSFB is non-preferential; CSFB is preferential/and IMS is non-preferential; IMS ONLY; CSFBONLY.
Wherein, (1) IMS preferential/CSFB is non-to be preferably: terminal is initiated registration process earlier, if succeed in registration, and network carries network support IMS VoIP (Voice over Internet Protocol in the response message that returns, the width phone) indication, then terminal adopts IMS VoIP mode to carry out speech business.
(2) CSFB preferential/IMS is non-preferential: terminal is initiated the registration process of associating by the LTE network, if network support CSFB mode is then represented in succeeding in registration of associating, then terminal adopts the CSFB mode.
(3) IMS ONLY: terminal is only used IMS VoIP mode.
(4) CSFB ONLY: terminal is only used CSFB ONLY mode.
Terminal judges that according to the set-up mode of speech business according to foregoing as can be known, when the set-up mode of speech business was (2) and (4), terminal was judged by CSFB mode executive circuit territory business, and execution in step 202.
In addition, need to prove that though the speech business set-up mode on the terminal is (1), some network is only supported the CSFB mode, in this case, terminal also can be judged by CSFB mode executive circuit territory business, and execution in step 202.
Two, the circuit domain business set-up mode is specially: set up relevant preferential resident option, or software presets default value.
In this mode, can on terminal, set up the relevant preferential resident option of user, perhaps set up the relevant preferential resident option of operator, this relevant preferential resident option comprises: the preferential resident network of circuit domain business, the preferential resident LTE network supported at least; The former represents to represent the network park scenario that will adopt in this enforcement, promptly carries out according to step 202, and the latter represents the network park scenario of existing standard suggestion, promptly carries out according to step 203; Perhaps, terminal software presets default value, and for example: for the data card Terminal Type of similar wireless Internet card etc., the software default value is preferential resident LTE; For the cell phone type terminal, the software default value is preferential resident first network.
Terminal judges according to the option set up, when the described option of setting up when preferentially residing in the network of supporting circuit domain business at least, terminal is judged by CSFB mode executive circuit territory business, and execution in step 202, otherwise execution in step 203; Perhaps
Terminal presets default value according to software to be judged, when described software presets the default value GC group connector and is used for speech business more, when promptly belonging to the cell phone type terminal, judge by CSFB mode executive circuit territory business, and execution in step 202; Otherwise execution in step 203.
Particularly, this step 202 can judge it is to prepare to initiate business such as data field such as online grade according to user's operation for: terminal, still prepare to initiate circuit domain business such as speech business, circuit domain supplementary service, fax, or receive the circuit domain business such as CS paging message that network issues, if judge and initiate the data field business, then execution in step 204; If judge then execution in step 207 of initiation or receiving circuit territory business.
For example: the LTE network priority is higher than other 3G/2G networks, after the LTE multimode terminal enters WCDMA, GSM, cdma network owing to reasons such as wireless signals, when suitable LTE cell signal is arranged, the LTE multimode terminal is by sub-district gravity treatment or network reselection, be linked into the LTE network of high priority, so that advantages such as performance LTE network delay is low, message transmission rate height.
Following step 204 is flow processs that terminal is initiated the data field business to step 206.
Whether step 204 has business to carry out in the terminal judges current network; If, then represent present terminal to have business to carry out, continue step 205; If not, then representative is not have to prepare under the professional ongoing situation to initiate the data field business current, then carry out step 206.
Wherein, above-mentioned terminal is carried out the process of network reselection, also can carry out according to the mode of prior art, and for example: terminal gets access to the signal power of neighbor cell by measurement, the network service that this sub-district provides is enjoyed in base station under the stronger sub-district of inserting to signal.
Support second network of circuit domain business may also support the data field business simultaneously, but the handling property to the data field business of LTE network is more superior, so current when not having under the professional ongoing situation data field of initiation professional, go to carry out if can redirect to the LTE network, will be of value to the treatment effeciency of raising the data field business.
Following step 207 is flow processs of initiation or receiving circuit territory business to step 209.
Wherein, the uncompleted data field business of this hang-up is for example: terminal has ongoing data service at the LTE network when speech business, but network is not supported LTE network PS (Packet Switch, packet switching) and the switching between the network PS such as WCDMA, GSM, at this moment LTE network suspension data territory business is temporarily recovered this data field business again when terminal is returned the LTE network.
The manner of execution of the multimode terminal network selection that present embodiment provides, can reduce the process that the LTE multimode terminal switches continually or network upgrades when adopting the CSFB mode to carry out the voice domain business between LTE network and WCDMA/GSM/CDMA network, thereby reduced power consumption of terminal and network signal load, improved the effective rate of utilization of terminal resource and Internet resources.
Embodiment 3
Present embodiment provides a kind of multimode terminal 300, and multimode terminal can be specially the LTE multimode terminal, and as shown in Figure 3, this terminal 300 comprises: carry out determining unit 31, circuit domain performance element 32, network selection unit 33.
Carry out determining unit 31, be used for judging whether to return CSFB mode executive circuit territory business by the circuit domain voice according to the circuit domain business set-up mode; Circuit domain performance element 32, be used for when performed determining unit 31 is judged by CSFB mode executive circuit territory business, enter into the first network executive circuit territory business, and after executing circuit domain business, whether judgement exists the uncompleted data field business of hang-up at second network, wherein, described first network is supported circuit domain business at least, the described second network support data field business; Network selection unit 33 is used for judging when described second network does not exist the uncompleted data field of hang-up professional when circuit domain performance element 32, continues to reside in described first network; When circuit domain performance element 32 is judged when described second network exists uncompleted data field professional, thereby turn back to second network and carry out described data field business by carrying out network reselection.
Wherein, foregoing circuit territory business setting mode can be the speech business set-up mode; Perhaps business setting mode in foregoing circuit territory is: set up relevant preferential resident option, or software presets default value.Correspondingly, in one embodiment,
Carrying out determining unit 31 comprises: standard determining module 311; Preferential resident determination module 312.
Standard determining module 311 is used for judging according to the speech business set-up mode, when described speech business set-up mode is: and the preferential and network support CSFB of CSFB mode, when perhaps only using the CSFB mode, judge by CSFB mode executive circuit territory business; Described standard determining module 311, also be used for judging according to the speech business mode of speech business set-up mode and network support, when described speech business set-up mode is: the CSFB mode is non-preferential, but network is not supported preferential speech business mode, and when supporting the CSFB mode, judge by CSFB mode executive circuit territory business; Set up determination module 312, be used for judging according to relevant preferential resident option, when described option when preferentially residing in first network, perhaps presetting default value according to software judges, when described software presets the default value GC group connector and is used for speech business more, judge by CSFB mode executive circuit territory business; Judge by CSFB mode executive circuit territory business.
In the present embodiment, network selection unit 33, also be used for judging by after the business of CSFB mode executive circuit territory in performed determining unit 31, and it is current when not having under the professional ongoing situation data field of initiation professional, judge whether current resident network is described second network, if judging current resident network is not described second network, then turns back to described second network, and carry out described data field business by described second network that returns by carrying out network reselection; If judge when current resident network is described second network then direct described data field business.
The terminal that the embodiment of the invention provides has following beneficial effect: after user terminal returns to first network and when finishing circuit domain business, need not directly to return second network at once, reduced the frequent process of between first network and second network, switching of user terminal, having reduced the signaling traffic load and the LTE power consumption of terminal that cause in the network switching process increases, and has improved the effective rate of utilization of network and LTE terminal resource.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk as computer, hard disk or CD etc., comprise that some instructions are with so that arbitrarily terminal (can be mobile phone, also can be wireless Internet card etc.) is carried out the described method of each embodiment of the present invention.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (10)
1. the manner of execution of a multimode terminal network selection is characterized in that, comprising:
Judge whether to return CSFB mode executive circuit territory business according to the circuit domain business set-up mode by the circuit domain voice;
If judge by CSFB mode executive circuit territory business, then
Enter into the first network executive circuit territory business, and after executing circuit domain business, judge whether to have the uncompleted data field business of hanging up, wherein at second network, described first network is supported circuit domain business at least, the described second network support data field business;
If judge the uncompleted data field business that does not have hang-up at described second network, then continue to reside in described first network.
2. method according to claim 1 is characterized in that, this method also comprises:
If judge at described second network to have the uncompleted data field business of hanging up, thereby then turn back to described second network and carry out described data field business by carrying out network reselection.
3. method according to claim 1 is characterized in that, this method also comprises: enter into described second network and carry out the data field business, comprising:
When not having under the professional ongoing situation data field of initiation professional, judge whether current resident network is described second network current;
If judge that current resident network is not described second network, then turn back to described second network, and carry out described data field business by described second network that returns by carrying out network reselection.
4. method according to claim 1 is characterized in that, described circuit domain business set-up mode is: the speech business set-up mode;
Described judging whether according to the circuit domain business set-up mode by CSFB mode executive circuit territory business is:
Judge according to described speech business set-up mode,, when perhaps only using the CSFB mode, judge by CSFB mode executive circuit territory business when described speech business set-up mode is the preferential and network support CSFB mode of CSFB mode; Perhaps
Speech business mode according to speech business set-up mode and network support is judged, when described speech business set-up mode is that the CSFB mode is non-preferential, but network is not supported preferential speech business mode, and when supporting the CSFB mode, judges by CSFB mode executive circuit territory business.
5. method according to claim 1 is characterized in that, described circuit domain business set-up mode is: set up relevant preferential resident option, or software presets default value;
Described judging whether according to the circuit domain business set-up mode by CSFB mode executive circuit territory business is:
Judge according to described relevant preferential resident option, when described relevant preferential resident option when preferentially residing in first network, judge and pass through CSFB mode executive circuit territory business; Perhaps
Preset default value according to described software and judge, when described software presets the default value GC group connector and is used for speech business more, judge by CSFB mode executive circuit territory business.
6. a multimode terminal is characterized in that, comprising:
Carry out determining unit, be used for judging whether to return CSFB mode executive circuit territory business by the circuit domain voice according to the circuit domain business set-up mode;
The circuit domain performance element, be used for when described execution determining unit is judged by CSFB mode executive circuit territory business, enter into the first network executive circuit territory business, and after executing circuit domain business, judge whether to have the uncompleted data field business of hanging up at second network, wherein, described first network is supported circuit domain business at least, the described second network support data field business;
The network selection unit is used for judging when described second network does not exist the uncompleted data field of hang-up professional when described circuit domain performance element, continues to reside in described first network.
7. terminal according to claim 6 is characterized in that,
Described network selection unit also is used for judging when described second network exists the uncompleted data field of hanging up professional when described circuit domain performance element, thereby turns back to described second network and carry out described data field business by carrying out network reselection.
8. the terminal of stating according to claim 6 is characterized in that,
Described network selection unit, also be used for current when not having under the professional ongoing situation data field of initiation professional, judge whether current resident network is described second network, if judge it is not described second network, then turn back to described second network, and carry out described data field business by described second network that returns by carrying out network reselection.
9. terminal according to claim 6 is characterized in that, described circuit domain business set-up mode is: the speech business set-up mode; Described execution determining unit comprises:
Standard determining module, be used for when described speech business set-up mode be: the CSFB mode is preferential, when perhaps only using CSFB mode and network support CSFB mode, judges by CSFB mode executive circuit territory business; Perhaps,
Described standard determining module, also be used for judging according to the speech business mode of speech business set-up mode and network support, when described speech business set-up mode is: the CSFB mode is non-preferential, but network is not supported preferential speech business mode, and when supporting the CSFB mode, judge by CSFB mode executive circuit territory business.
10. terminal according to claim 6 is characterized in that, described circuit domain business set-up mode is: set up relevant preferential resident option, or software presets default value; Described execution determining unit comprises:
Preferential resident determination module, be used for when described relevant preferential resident option when preferentially residing in first network, perhaps when described software preset the default value GC group connector and is used for speech business more, CSFB mode executive circuit territory business was passed through in judgement.
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| CN102316554A (en) * | 2011-09-02 | 2012-01-11 | 工业和信息化部电信传输研究所 | Network selection method based on circuit domain service falling technology and mobile terminal |
| CN102740388A (en) * | 2011-03-31 | 2012-10-17 | ***通信集团公司 | Method and terminal for residing network |
| CN102882588A (en) * | 2011-09-07 | 2013-01-16 | 美商威睿电通公司 | Communication transmission method and system |
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| CN102882588A (en) * | 2011-09-07 | 2013-01-16 | 美商威睿电通公司 | Communication transmission method and system |
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