CN101711050B - Method and system for selecting RPLMN - Google Patents
Method and system for selecting RPLMN Download PDFInfo
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- CN101711050B CN101711050B CN2009102215651A CN200910221565A CN101711050B CN 101711050 B CN101711050 B CN 101711050B CN 2009102215651 A CN2009102215651 A CN 2009102215651A CN 200910221565 A CN200910221565 A CN 200910221565A CN 101711050 B CN101711050 B CN 101711050B
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Abstract
The invention discloses a method for selecting a Registered Public Land Mobile Network (RPLMN), which particularly selects the RPLMN according to user demand and practical registration situation by giving full consideration to the user demand and the practical registration situation while meeting protocol specification. Correspondingly, the invention also discloses a system for selecting the RPLMN, which comprises a parameter acquisition unit and an RPLMN selecting unit. Since the method and the system consider the intention of a user under the situation that the capacity of a mobile terminal is satisfactory and select the RPLMN by combining the practical registration situation, the method and the system can rapidly and effectively select the RPLMN so as to improve network seeking efficiency and user experience.
Description
Technical field
The present invention relates to Long Term Evolution, relate in particular to the method and system of a kind of registered public land wireless network of selection (RPLMN).
Background technology
When the start of portable terminal band card, plug-in card or recovery cover; At first can select RPLMN and public land wireless network of equal value (PLMN) thereof to carry out PLMN and select flow process; Its theory is also to be in portable terminal at this moment same position, same wireless environment with shutdown, when pulling out card or losing covering; Therefore, preferentially attempt PLMN and PLMN of equal value thereof that the last time success is registered, to obtain service support as early as possible.So, select the protocol compliant regulation and meet the RPLMN of user's request very crucial, can greatly shorten portable terminal time to find network, thereby promote user satisfaction.
For supporting global system for mobile communications (Global System for Mobile Communications; GSM) or global terrestrial radio insert (Universal Terrestrial Radio Access; UTRAN) portable terminal; From corresponding subscriber identification card (Subscriber Identity Module, SIM) or Universal Integrated Circuit Card (Universal Integrated Circuit Card, UICC) in the lane place message file preserve file EF
LOCIThe location area information of file (Location Area Information; LAI) part parses RPLMN; (Nonvolatile Memory, NV) middle its PLMN of equal value that obtains tabulates (if the words that exist), just can initiate cell selecting flow process and then execution registration rules from nonvolatile memory again.
And after being upgraded to LTE, for supporting GSM/UTRAN and support the portable terminal of LTE simultaneously, if successfully registration on LTE, generally can depositing in the UICC card positional information, login state in the EPS positional information and preserve file EF
EPSLOCIFile if switch to GSM or UTRAN system and successfully registration above that, generally can deposit positional information, login state in UICC card EF
LOCIAnd EF
PSLOCIFile (PLMN that wherein comprises number is consistent).Therefore, choose the right moment, for example start or when recovering to cover again at PLMN next time; Portable terminal possibly obtain the PLMN that two successes are once registered from the UICC card, if optional one of which initiates to look for net, the network that very possible appearance begins to cut most is not the most rational situation of network; Like this; Possibly carry out follow-up switching and just can switch to the most reasonably network, look for net efficient lower, and be unfavorable for user experience.
Summary of the invention
In view of this, main purpose of the present invention is to provide the method and system of a kind of RPLMN of selection, can improve and look for net efficient, raising user experience.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of method of selecting registered public land wireless network RPLMN, mobile terminal UE had both supported global system for mobile communications GSM and/or global terrestrial radio to insert UTRAN, also supported Long Term Evolution LTE, and this method comprises:
UE obtains the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, CS location information domain LAI, CS area update state CS update status, evolved packet system EPS tracking area identification RTAI, EPS update mode EPS update status;
Afterwards, under the professional preferential situation of PS, UE carries out following steps:
Whether the EPS update status that a, judgement are obtained is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status be EU1, execution in step b then, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish,
Whether the CS update status that b, judgement are obtained is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status be not U1, forward step c to, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish,
C, judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses, identical from the IMSI HPLMN that parses and the PLMN that from RTAI, parses and the PLMN that from LAI, parses, then flow process end; Otherwise, be RPLMN with HPLMN;
Under the professional preferential situation of CS, UE carries out following steps:
Whether the CS update status that d, judgement are obtained is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status is not U1, forward step e to,
Whether the EPS update status that e, judgement are obtained is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status is not EU1, then forward said step f to,
F, judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses, identical from the IMSI HPLMN that parses and the PLMN that from RTAI, parses and the PLMN that from LAI, parses, then flow process end; Otherwise, be RPLMN with HPLMN.
Said PS is preferentially professional or CS is professional preferentially is provided with or the system default setting by the user in advance,
The relevant information that said UE obtains also comprises professional preferred disposition.
A kind of method of selecting registered public land wireless network RPLMN, mobile terminal UE is only supported GSM and/or UTRAN, this method comprises:
UE obtains the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, LAI, CS update status;
UE judges whether the CS update status that obtains is U1, when being U1 as if CS update status, is RPLMN with the PLMN that parses among the LAI; If, be RPLMN with said HPLMN judging that CS update status is not U1 and HPLMN that from IMSI, parses and the PLMN that from LAI, parses when inequality; Judging CS update status for U1 and from IMSI, parse HPLMN when identical with the PLMN that from LAI, parses, process ends, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish.
A kind of method of selecting registered public land wireless network RPLMN, mobile terminal UE is only supported LTE, this method comprises:
UE obtains the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, RTAI, EPS update status;
UE judges whether the EPS update status that obtains is EU1, when being EU1 as if EPS update status, is RPLMN with the PLMN that parses among the RTAI; If when judging that the PLMN that parses during EPS update status is for EU1 and HPLMN that from IMSI, parses and RTAI is inequality, be RPLMN with said HPLMN; Judging that EPS update status is not the PLMN that parses among EU1 and the HPLMN that from IMSI, parses and RTAI when identical, process ends, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish.
A kind of system of selecting RPLMN, this system is positioned on the UE, comprises parameter acquiring unit and RPLMN selected cell, wherein,
Said parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, LAI, CS update status, RTAI, EPS update status;
Said RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell is carried out and is judged under the professional preferential situation of PS:
A ', RPLMN selected cell judge whether the EPS update status that obtains is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status be EU1, execution in step b ' then, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish,
B ', RPLMN selected cell judge whether the CS update status that obtains is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status be not U1, forward step c ' to, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish,
C ', RPLMN selected cell judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses; It is identical to reach the PLMN that from LAI, parses from IMSI HPLMN that parses and the PLMN that from RTAI, parses, and then flow process finishes; Otherwise, be RPLMN with HPLMN;
The RPLMN selected cell under the professional preferential situation of CS, execution in step:
D ', RPLMN selected cell judge whether the CS update status that obtains is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status is not U1, forward step e ' to;
E ', RPLMN selected cell judge whether the EPS update status that obtains is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status is not EU1, then forward said step f ' to,
F ', RPLMN selected cell judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses; It is identical to reach the PLMN that from LAI, parses from IMSI HPLMN that parses and the PLMN that from RTAI, parses, and then flow process finishes; Otherwise, be RPLMN with HPLMN.
Said parameter acquiring unit also is used for after the UE start, obtaining professional preferred disposition.
A kind of system of selecting RPLMN, this system is positioned on the UE that only supports GSM and/or UTRAN, comprises parameter acquiring unit and RPLMN selected cell, wherein,
Said parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, LAI, CS update status;
Said RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell judges whether the CS update status that obtains is U1, when being U1 as if CS update status, is RPLMN with the PLMN that parses among the LAI; If judging that CS update status is for U1 and from IMSI, to parse HPLMN when inequality, be RPLMN with said HPLMN with the PLMN that from LAI, parses; Judging CS update status for U1 and from IMSI, parse HPLMN when identical with the PLMN that from LAI, parses, process ends, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish.
A kind of system of selecting RPLMN, this system is positioned on the UE that only supports LTE, comprises parameter acquiring unit and RPLMN selected cell, wherein,
Said parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, RTAI, EPS update status;
Said RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell judges whether the EPS update status that obtains is EU1, when being EU1 as if EPS update status, is RPLMN with the PLMN that parses among the RTAI; If when judging that the PLMN that parses during EPS update status is for EU1 and HPLMN that from IMSI, parses and RTAI is inequality, be RPLMN with said HPLMN; Judging that EPS update status is not the PLMN that parses among EU1 and the HPLMN that from IMSI, parses and RTAI when identical, process ends, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish.
The present invention selects the method for RPLMN, when satisfying the agreement regulation, takes into full account user's request and actual registered situation, selects RPLMN according to user's request and actual registered situation.Owing under the condition that capacity of mobile terminal satisfies, consider user intention, and combine actual registered situation selection RPLMN,, look for net efficient, raising user experience thereby improve so the present invention can select RPLMN in effective and rapid ground.
Description of drawings
Fig. 1 selects the method flow sketch map of RPLMN for the present invention;
Fig. 2 is for looking for the schematic flow sheet of net behind the mobile terminal-opening;
Fig. 3 is that the present invention selects the method flow sketch map of RPLMN when considering the UE ability.
Embodiment
Basic thought of the present invention is: when satisfying the agreement regulation, take into full account user's request and actual registered situation, select RPLMN according to user's request and actual registered situation.
The acquisition methods of RPLMN and login state thereof is described earlier here:
Positional information under GSM, the UTRAN standard and update mode are kept at the EF of UICC card
LOCIAnd EF
PSLOCIIn the file, the RPLMN that wherein preserves is consistent, therefore usually from EF
LOCIIn obtain;
Positional information under the EUTRAN standard and update mode are kept at the EF of UICC card
EPSLOCIIn the file, this file possibly not exist.
Implication to login state (update status) describes again:
Login state under GSM, the UTRAN is by U1, U2 and U3 sign, and concrete implication is following:
U1 represent last registration or more new order normally accomplish, network side accepts request, and is the normal registration attitude;
U2 representes last registration, more new order or service request (service request) rules abnormal end, does not for example in time receive the response or the refuse information of network side, is improper registration attitude;
U3 representes last registration, more new order or service request rules are normally accomplished, but request is improper registration attitude by the network side refusal.
Login state under the LTE is by EU1, EU2 and EU3 sign, and its implication is identical with U1, U2 and U3 respectively.
Below in conjunction with accompanying drawing the enforcement of technical scheme is done further to describe in detail.
Fig. 1 selects the method flow sketch map of RPLMN for the present invention, and as shown in Figure 1, the present invention selects the method for RPLMN to generally comprise following steps:
After the step 101:UE start, obtain the relevant information of selecting RPLMN.
Fig. 2 is for looking for the schematic flow sheet of net behind the mobile terminal-opening, and is as shown in Figure 2, behind the mobile terminal-opening; (Mobile Network MN) can judge power on mode, if not charge mode and offline mode to mobile network management module wherein; Start mobile management (the Mobility Management of portable terminal; MM), MM begins self initialization, from the NV of portable terminal, reads information such as UE ability parameter, professional preferred disposition, PLMN of equal value tabulation; After all module initializations are accomplished; MN sends out attach request to MM; MM starts the Card Reader process, read IMSI International Mobile Subscriber Identity (International Mobile Subscriber Identity, IMSI); CS territory temporary mark (TMSI), positional information (LAI) and update mode (CS update status), and EPS temporary mark (GUTI), tracking area identification (RTAI) and update mode information such as (EPS update status).
Among the present invention, the relevant information of the selection RPLMN that obtains comprises at least: professional preferred disposition, IMSI, LAI, CS update status, RTAI, EPS update status.
Whether step 102:UE judges is provided with priority business, if, execution in step 103; Otherwise, execution in step 114.
It is preferential whether step 103:UE is provided with PS according to professional preferred disposition judges, if, execution in step 104; Otherwise, execution in step 110.
Step 104: whether the EPS update status that determining step 101 obtains is EU1, if, execution in step 105; Otherwise, execution in step 106.
Step 105: with the PLMN that parses among the RTAI is RPLMN, and flow process finishes.
Step 106: whether the CS update status that determining step 101 obtains is U1, if, execution in step 107; Otherwise, execution in step 108.
Step 107: with the PLMN that parses among the LAI is RPLMN, and flow process finishes.
Step 108: judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses, if flow process finishes; Otherwise, execution in step 109.
Need to prove; The HPLMN that parses from IMSI is identical with the PLMN that from RTAI, parses; And when identical with the PLMN that from LAI, parses, the ability process ends, otherwise; From IMSI HPLMN that parses and the PLMN that from RTAI, parses and the PLMN that from LAI, parses at least one different, then serve as the RPLMN of final selection with said HPLMN.
Step 109: with HPLMN is the final RPLMN that selects, and flow process finishes.
Step 110: whether the CS update status that determining step 101 obtains is U1, if, execution in step 111; Otherwise, execution in step 112.
Step 111: with the PLMN that parses among the LAI is RPLMN, and flow process finishes.
Step 112: whether the EPS update status that determining step 101 obtains is EU1, if, execution in step 113; Otherwise, execution in step 108.
Step 113: with the PLMN that parses among the RTAI is RPLMN, and flow process finishes.
Step 114: select according to default setting.
Here, it is professional preferential or CS is professional preferential to give tacit consent to PS, and acquiescence PS is professional when preferential, forwards step 104 to, and acquiescence CS is professional when preferential, forwards step 110 to.
Behind above-mentioned steps selection RPLMN; UE checks whether from NV, obtained its PLMN tabulation of equal value, initiates the cell selecting flow process with this RPLMN and possible PLMN tabulation of equal value thereof to AS afterwards, if do not obtain RPLMN through above-mentioned steps; MM can initiate the PLMN search routine; Select the PLMN that at first will attempt registering again in view of the above to obtain current effective PLMN tabulation, the PLMN search routine is a prior art, does not describe in detail at this.
Need to prove that selection flow process shown in Figure 2 is both to have supported GSM and/or UTRAN to UE, also supports the situation of LTE; Only support GSM and/or UTRAN for UE in the practical application, perhaps UE only supports the situation of LTE, also can carry out the selection of RPLMN according to thought of the present invention; Fig. 3 is that the present invention selects the method flow sketch map of RPLMN, and is as shown in Figure 3 when considering the UE ability; When considering the UE ability, the present invention selects the method for RPLMN to generally comprise following steps:
After the step 301:UE start, obtain the relevant information of selecting RPLMN.
Here, the relevant information of the selection RPLMN that obtains comprises at least: UE ability parameter, professional preferred disposition, IMSI, LAI, CS update status, RTAI, EPS update status.
Step 302:UE resolves the UE ability parameter, judges the standard that UE supports, UE only supports GSM and/or UTRAN, execution in step 303; UE only supports LTE, execution in step 308; UE had both supported GSM and/or UTRAN, also supported LTE, and then execution in step 312.
Step 303: whether the CS update status that determining step 301 obtains is U1, if, execution in step 304; Otherwise, execution in step 305.
Step 304: with the PLMN that parses among the LAI is RPLMN, and flow process finishes.
Step 305: from the IMSI that step 301 is obtained, parse HPLMN.
Step 306: judge whether the said HPLMN that parses is identical with the PLMN that from LAI, parses, if HPLMN is the RPLMN of registration failure before this, flow process finishes; Otherwise, execution in step 307.
Step 307: with HPLMN is the final RPLMN that selects, and flow process finishes.
Step 308: whether the EPS update status that determining step 301 obtains is EU1, if, execution in step 309; Otherwise, execution in step 310.
Step 309: with the PLMN that parses among the RTAI is RPLMN, and flow process finishes.
Step 310: judge whether the PLMN that parses among the HPLMN from IMSI, parse and the RTAI is identical, if then RPLMN selects failure, the flow process end; Otherwise, execution in step 311.
Step 311: with HPLMN is the final RPLMN that selects, and flow process finishes.
Step 312: whether judges is provided with priority business, if, execution in step 313; Otherwise, execution in step 324.
Step 313: check professional priority configuration, whether judges selects PS preferential, if, execution in step 314; Otherwise CS is preferential, execution in step 320.
Step 314: judge whether EPS update status is EU1, if, execution in step 315; Otherwise, execution in step 316.
Step 315: with the PLMN that parses among the RTAI is RPLMN, and flow process finishes.
Step 316: judge whether CS update status is U1, if, execution in step 317; Otherwise, execution in step 318.
Step 317: with the PLMN that parses among the LAI is RPLMN, and flow process finishes.
Step 318: judge HPLMN whether with RTAI in the PLMN that parses and the PLMN that from LAI, parses identical, if flow process finishes; Otherwise, execution in step 319.
Step 319: with HPLMN is the final RPLMN that selects, and flow process finishes.
Step 320: judge whether CS update status is U1, if, execution in step 321; Otherwise, execution in step 322.
Step 321: with the PLMN that parses among the LAI is RPLMN, and flow process finishes.
Step 322: judge whether EPS update status is EU1, if, execution in step 323, otherwise, forward step 318 to.
Step 323: with the PLMN that parses among the RTAI is RPLMN, and flow process finishes.
Step 324: acquiescence CS is professional preferential, judges whether CS update status is U1, if, execution in step 325; Otherwise, forward step 322 to.
Need to prove that it is professional preferential to the invention is not restricted to give tacit consent to CS.
Step 325: the PLMN that parses with LAI is RPLMN, and flow process finishes.
The present invention also discloses the system of a kind of RPLMN of selection, and this system is positioned on the UE, comprises parameter acquiring unit and RPLMN selected cell, wherein,
Parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, LAI, CS update status, RTAI, EPS update status;
The RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell is carried out and is judged under the professional preferential situation of PS:
A ', RPLMN selected cell judge whether the EPS update status that obtains is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status is not EU1, execution in step b ' then,
B ', RPLMN selected cell judge whether the CS update status that obtains is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status is not U1, forward step c ' to;
C ', RPLMN selected cell judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses; It is identical to reach the PLMN that from LAI, parses from IMSI HPLMN that parses and the PLMN that from RTAI, parses, and then flow process finishes; Otherwise, be RPLMN with HPLMN;
The RPLMN selected cell under the professional preferential situation of CS, execution in step:
D ', RPLMN selected cell judge whether the CS update status that obtains is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status is not U1, forward step e ' to;
E ', RPLMN selected cell judge whether the EPS update status that obtains is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status is not EU1, then forward said step f ' to,
F ', RPLMN selected cell judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses; It is identical to reach the PLMN that from LAI, parses from IMSI HPLMN that parses and the PLMN that from RTAI, parses, and then flow process finishes; Otherwise, be RPLMN with HPLMN.
Parameter acquiring unit also is used for after the UE start, obtaining professional preferred disposition.
The present invention also discloses the system of a kind of RPLMN of selection, and this system is positioned on the UE, comprises parameter acquiring unit and RPLMN selected cell, wherein,
Parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, LAI, CS update status;
The RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell judges whether the CS update status that obtains is U1, when being U1 as if CS update status, is RPLMN with the PLMN that parses among the LAI; If judging that CS update status is for U1 and from IMSI, to parse HPLMN when inequality, be RPLMN with said HPLMN with the PLMN that from LAI, parses; Judging that CS update status is for U1 and from IMSI, parse HPLMN when identical with the PLMN that from LAI, parses, process ends.
The present invention also discloses the system of a kind of RPLMN of selection, and this system is positioned on the UE, comprises parameter acquiring unit and RPLMN selected cell, wherein,
Parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI, RTAI, EPS update status;
The RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell judges whether the EPS update status that obtains is EU1, when being EU1 as if EPS update status, is RPLMN with the PLMN that parses among the RTAI; If when judging that the PLMN that parses during EPS update status is for EU1 and HPLMN that from IMSI, parses and RTAI is inequality, be RPLMN with said HPLMN; Judging that EPS update status is not the PLMN that parses among EU1 and the HPLMN that from IMSI, parses and RTAI when identical, process ends.
Can find out that the present invention takes into full account user's request and actual conditions when satisfying the agreement regulation, a kind of method of selecting RPLMN efficiently and effectively is provided.Its principle is: pay the utmost attention to terminal capability, under the condition that ability satisfies, consider user intention, and combine the actual registered situation.Particularly, when selecting the RPLMN that will register, judge the UE ability earlier; If only support GSM/UTRAN, or only support LTE, then select the RPLMN of RPLMN under the corresponding standard for registering; If registration or renewal failure on this RPLMN before this, and this RPLMN is not HPLMN, then selects HPLMN.If all support, the professional priority that is provided with according to the user combines login state to select again, if the preferred PS of user is professional; Then preferentially insert the LTE system, if the RPLMN of its RPLMN for registering then selected in successfully registration above that before this; If registration or renewal failure perhaps do not have the corresponding position information file in the card, then check the RPLMN under the GSM/UTRAN; Then select its RPLMN if succeed in registration, if HPLMN is then selected in also failure; If the preferred CS of user is professional, also select according to above-mentioned rule.If travelling carriage is not only supported GSM/UTRAN but also support LTE, but the service of configuration service priority is not provided for the user, then consider two login states under the standard; Select the successfully RPLMN of registration; If there is not the positional information file of LTE in the card, perhaps all successfully register, give tacit consent to the RPLMN of preferred GSM/UTRAN; If all the RPLMN of HPLMN for registering selected in not successfully registration.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (8)
1. a method of selecting registered public land wireless network RPLMN is characterized in that, mobile terminal UE had both supported global system for mobile communications GSM and/or global terrestrial radio to insert UTRAN, also supported Long Term Evolution LTE, and this method comprises:
UE obtains the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, CS location information domain LAI, CS area update state CS update status, evolved packet system EPS tracking area identification RTAI, EPS update mode EPS update status;
Afterwards, under the professional preferential situation of PS, UE carries out following steps:
Whether the EPS update status that a, judgement are obtained is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status be EU1, execution in step b then, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish,
Whether the CS update status that b, judgement are obtained is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status be not U1, forward step c to, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish,
C, judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses, identical from the IMSI HPLMN that parses and the PLMN that from RTAI, parses and the PLMN that from LAI, parses, then flow process end; Otherwise, be RPLMN with HPLMN;
Under the professional preferential situation of CS, UE carries out following steps:
Whether the CS update status that d, judgement are obtained is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status is not U1, forward step e to,
Whether the EPS update status that e, judgement are obtained is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status is not EU1, then forward said step f to,
F, judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses, identical from the IMSI HPLMN that parses and the PLMN that from RTAI, parses and the PLMN that from LAI, parses, then flow process end; Otherwise, be RPLMN with HPLMN.
2. method according to claim 1 is characterized in that,
Said PS is preferentially professional or CS is professional preferentially is provided with or the system default setting by the user in advance,
The relevant information that said UE obtains also comprises professional preferred disposition.
3. a method of selecting registered public land wireless network RPLMN is characterized in that, mobile terminal UE only supports global system for mobile communications GSM and/or global terrestrial radio to insert UTRAN, and this method comprises:
UE obtains the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, CS location information domain LAI, CS area update state CS update status;
UE judges whether the CS update status that obtains is U1, when being U1 as if CS update status, is RPLMN with the PLMN that parses among the LAI; If, be RPLMN with said HPLMN judging that CS update status is not U1 and HPLMN that from IMSI, parses and the PLMN that from LAI, parses when inequality; Judging CS update status for U1 and from IMSI, parse HPLMN when identical with the PLMN that from LAI, parses, process ends, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish.
4. a method of selecting registered public land wireless network RPLMN is characterized in that mobile terminal UE is only supported Long Term Evolution LTE, and this method comprises:
UE obtains the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, evolved packet system EPS tracking area identification RTAI, EPS update mode EPS update status;
UE judges whether the EPS update status that obtains is EU1, when being EU1 as if EPS update status, is RPLMN with the PLMN that parses among the RTAI; If when judging that the PLMN that parses during EPS update status is for EU1 and HPLMN that from IMSI, parses and RTAI is inequality, be RPLMN with said HPLMN; Judging that EPS update status is not the PLMN that parses among EU1 and the HPLMN that from IMSI, parses and RTAI when identical, process ends, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish.
5. system of selecting registered public land wireless network RPLMN, this system is positioned on the UE, it is characterized in that, and this system comprises parameter acquiring unit and RPLMN selected cell, wherein,
Said parameter acquiring unit; Be used for after the UE start, obtaining the relevant information of selecting RPLMN, said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, CS location information domain LAI, CS area update state CS update status, evolved packet system EPS tracking area identification RTAI, EPS update mode EPS update status;
Said RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell is carried out and is judged under the professional preferential situation of PS:
A ', RPLMN selected cell judge whether the EPS update status that obtains is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status be EU1, execution in step b ' then, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish,
B ', RPLMN selected cell judge whether the CS update status that obtains is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status be not U1, forward step c ' to, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish,
C ', RPLMN selected cell judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses; It is identical to reach the PLMN that from LAI, parses from IMSI HPLMN that parses and the PLMN that from RTAI, parses, and then flow process finishes; Otherwise, be RPLMN with HPLMN;
The RPLMN selected cell under the professional preferential situation of CS, execution in step:
D ', RPLMN selected cell judge whether the CS update status that obtains is U1, and CS update status is U1, is RPLMN with the PLMN that parses among the LAI that obtains then; If CS update status is not U1, forward step e ' to;
E ', RPLMN selected cell judge whether the EPS update status that obtains is EU1, and EPS update status is EU1, is RPLMN with the PLMN that parses among the RTAI that obtains then; If EPS update status is not EU1, then forward said step f ' to,
F ', RPLMN selected cell judge that the HPLMN that parses from IMSI is whether identical with PLMN that from RTAI, parses and the PLMN that from LAI, parses; It is identical to reach the PLMN that from LAI, parses from IMSI HPLMN that parses and the PLMN that from RTAI, parses, and then flow process finishes; Otherwise, be RPLMN with HPLMN.
6. system according to claim 5 is characterized in that,
Said parameter acquiring unit also is used for after the UE start, obtaining professional preferred disposition.
7. system of selecting registered public land wireless network RPLMN; This system is positioned at and only supports global system for mobile communications GSM and/or global terrestrial radio to insert on the UE of UTRAN, it is characterized in that this system comprises parameter acquiring unit and RPLMN selected cell; Wherein
Said parameter acquiring unit is used for after the UE start, obtaining the relevant information of selecting RPLMN, and said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, CS location information domain LAI, CS area update state CS update status;
Said RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell judges whether the CS update status that obtains is U1, when being U1 as if CS update status, is RPLMN with the PLMN that parses among the LAI; If judging that CS update status is for U1 and from IMSI, to parse HPLMN when inequality, be RPLMN with said HPLMN with the PLMN that from LAI, parses; Judging CS update status for U1 and from IMSI, parse HPLMN when identical with the PLMN that from LAI, parses, process ends, said U1 is the login state GSM, UTRAN under, its expression last time register or more new order normally accomplish.
8. system of selecting registered public land wireless network RPLMN, this system is positioned on the UE that only supports Long Term Evolution LTE, it is characterized in that, and this system comprises parameter acquiring unit and RPLMN selected cell, wherein,
Said parameter acquiring unit; Be used for after the UE start, obtaining the relevant information of selecting RPLMN, said relevant information comprises at least: IMSI International Mobile Subscriber Identity IMSI, evolved packet system EPS tracking area identification RTAI, EPS update mode EPS update status;
Said RPLMN selected cell, the relevant information of the selection RPLMN that is used for obtaining according to parameter acquiring unit is selected RPLMN, is specially:
The RPLMN selected cell judges whether the EPS update status that obtains is EU1, when being EU1 as if EPS update status, is RPLMN with the PLMN that parses among the RTAI; If when judging that the PLMN that parses during EPS update status is for EU1 and HPLMN that from IMSI, parses and RTAI is inequality, be RPLMN with said HPLMN; Judging that EPS update status is not the PLMN that parses among EU1 and the HPLMN that from IMSI, parses and RTAI when identical, process ends, said EU1 is the login state LTE under, its expression last time register or more new order normally accomplish.
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| CN102523574B (en) | 2011-12-13 | 2015-03-18 | 华为终端有限公司 | LTE (long term evolution) single-card double-standby multi-mode terminal and CS (circuit switched) service and PS (packet switched) service concurrent processing method thereof |
| CN102869071B (en) * | 2012-09-12 | 2015-02-18 | 青岛海信移动通信技术股份有限公司 | Method and device for supporting global system for mobile communications (GSM) terminal to search long term evolution (LTE) network |
| CN105359600B (en) * | 2014-05-12 | 2019-04-19 | 华为技术有限公司 | A kind of update method and user equipment of RPLMN information |
| CN111148212B (en) * | 2019-12-30 | 2022-10-11 | 北京华为数字技术有限公司 | Network registration method and device |
| CN111083692A (en) * | 2019-12-30 | 2020-04-28 | 瓴盛科技有限公司 | Method and device for identifying SIM/USIM card not supporting mobile communication network and mobile terminal |
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