CN102685833A - Inter-system community reselection method of terminal, terminal and systems - Google Patents
Inter-system community reselection method of terminal, terminal and systems Download PDFInfo
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- CN102685833A CN102685833A CN2011100599279A CN201110059927A CN102685833A CN 102685833 A CN102685833 A CN 102685833A CN 2011100599279 A CN2011100599279 A CN 2011100599279A CN 201110059927 A CN201110059927 A CN 201110059927A CN 102685833 A CN102685833 A CN 102685833A
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Abstract
The invention discloses an inter-system community reselection method of a terminal, the terminal and systems, so that a multi-mode and multi-standby terminal can reselect inter-system communities. The method comprises the following steps that: a network side carries special community reselection parameters of a packet switched (PS) domain in a system message; the terminal receives the system message in a current community, reads the special community reselection parameters of the PS domain, and selects the received special community reselection parameters of the PS domain to reselect the inter-system communities when that only the business of the PS domain exists is judged. The terminal comprises a receiving device and a reselection device, wherein the receiving device is used for receiving the system message which is broadcast and sent by the network side, and reading the carried special community reselection parameters of the PS domain; and the reselection device is used for judging to select the special community reselection parameters of the PS domain to reselect the inter-system communities when that only the business of the PS domain exists is judged. Through the scheme of the invention, the multi-mode and multi-standby terminal has the priority to residing in an appropriate network when only the business of the PS domain resides, so that the requirements of the multi-mode and multi-standby terminal are met.
Description
Technical field
The present invention relates to moving communicating field, be specifically related to method, terminal and the system of the different system cell gravity treatment in a kind of terminal.
Background technology
The development pole the earth of personal mobile communication has enriched people's life, make people can be in any place, any time, incoming communication network easily under any condition, enjoy voice or communication of data service.People are for the development and the evolution that has promoted mobile communication technology with professional variation of craving for of two-forty mobile communication; Present 3G (Third Generation) Moblie technology is ripe and got into the commercialization epoch; The Long Term Evolution of 3GPP (Long Term Evolution; Abbreviation LTE) also progresses into the trial period; The situation that the second generation (2G), the third generation (3G) and the coexistence of LTE mobile communications network have occurred, corresponding with it is the appearance of the multimode terminal of compatible 2G, 3G and LTE network simultaneously.
Mobile management for multimode terminal; Need to support the different system reselection functionality between 2G, 3G and the LTE; With from TD-SCDMA (Time Division-Synchronous Code Division Multiple Access; TD SDMA) sub-district is an example to the gravity treatment of GSM (Global System for Mobile Communications, global system for mobile communications) sub-district, and the R criterion need be followed in the terminal:
For current Serving cell:
R
s＝Q
meas，s+Qhyst
s (1)
For neighbor cell:
R
n＝Q
meas，n-Qoffset
s，n-TO
n*(1-L
n)(2)
Wherein, subscript s representes current service cell, and n representes neighbor cell.Qmeas representes by the Primary Common Control Physical Channel of terminal measurement cell (Primary Common Control Physical Channel; Abbreviation PCCPCH) reception signal RSCP (Received Signal Code Power, the received signal code power) value that is obtained.Qhyst
sBe the sluggish parameter of district reselecting, Qoffset
S, nBe the offset parameter of adjacent sub-district n with respect to Serving cell, Qhyst
sAnd Qoffset
S, nCan from system message, read.TO
nOffset parameter for different layers inter-stage sub-district.When neighbor cell and current service cell are not same levels, if Ln=1 then is same level, then Ln=0.
The RSCP value S that on PCCPCH, records when Serving cell
x(=Q
Meas, s) less than the threshold value S that broadcasts in the system message
Search, RATThe time, isosystem measurement is carried out at the terminal, and different system Neighboring Cell List is broadcasted in system message.
According to the R criterion, calculate R according to the result who measures
sAnd R
n, select a R
nIf maximum GSM adjacent area is at the time T reselection of system message broadcasting
sIn still satisfy R
nGreater than R
s, then the terminal gravity treatment is to this GSM sub-district.
But multi-mode multi-standby terminal for example dual-mode dual-standby can have two transceivers, simultaneously can standby in two different systems, therefore present different system cell reselecting method can't be applicable to multi-mode multi-standby terminal.
Summary of the invention
The technical problem that the present invention will solve provides method, terminal and the system of the different system cell gravity treatment in a kind of terminal, can supply multi-mode multi-standby terminal to carry out different system cell gravity treatment.
For solving the problems of the technologies described above, the invention provides the method for the different system cell gravity treatment in a kind of terminal, comprising:
Network side carries the special-purpose cell reselection parameters in packet switching (PS) territory in system message;
The terminal receives said system message in current area, reads the special-purpose cell reselection parameters in said PS territory, judges when only having the PS territory professional, and said terminal selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
Further, the special-purpose cell reselection parameters in said PS territory comprises: thresholding, offset parameter and sluggish parameter are measured in different system cell gravity treatment.
Further, said only have PS territory business to be meant: the terminal only has the PS business resident, or the terminal only supports PS professional, or the terminal is not professional in the resident oversampling circuit exchange of said current area (CS) territory.
Further, the value of the value of thresholding less than co-frequency cell reselecting parameters and alien-frequency district reselecting parameters measured in said different system cell gravity treatment; Said offset parameter and sluggish values of parameters are to make the PS territory business at said terminal preferentially reside in the value in the non-GSM network.
Further, the span of said different system cell gravity treatment measurement thresholding is the even number between-32 to 20; The span of said offset parameter is the even number between 0 to 40; Said sluggish parameter range is the integer between-50 to 50.
Further; The step that said terminal selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment comprises: received signal code power (RSCP) the value Sx that the Primary Common Control Physical Channel (PCCPCH) of said terminal measurement current area is obtained; As said Sx during less than said different system cell gravity treatment thresholding; Startup is carried out the calculating of R criterion to the measurement of different system cell according to said offset parameter and sluggish parameter, carries out different system cell gravity treatment.
Further, said method also comprises: when judgement had circuit switching (CS) territory and PS territory business simultaneously, said terminal selected for use network side to carry out different system cell gravity treatment through the cell reselection parameters in the non-PS territory of system message broadcasting.
Further, said terminal is a multi-mode multi-standby terminal.
Further, said terminal comprises: LTE/GSM double-mode and double-standby terminal, perhaps TD-SCDMA/GSM double-mode and double-standby terminal, perhaps LTE/TD-SCDMA/GSM three mould double-standby terminals.
For solving the problems of the technologies described above, the invention provides the system of the different system cell gravity treatment in a kind of terminal, comprise first device that is positioned at network side and second device that is positioned at end side, wherein:
Said first device is used for carrying the special-purpose cell reselection parameters in packet switching (PS) territory in system message;
Said second device is used for receiving said system message in current area, reads the special-purpose cell reselection parameters in said PS territory, judges when only having the PS territory professional, selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
For solving the problems of the technologies described above, the invention provides a kind of terminal, it comprises receiving system and gravity concentration apparatus, wherein:
Said receiving system is used to receive the system message that network side broadcasting is sent, and reads the special-purpose cell reselection parameters in PS territory of wherein carrying;
Said gravity concentration apparatus is used for judging when only having the PS territory professional, selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
Through embodiment of the invention scheme, multi-mode multi-standby terminal is having only the PS territory professional when resident, the PS territory can preferential resident suitable network in, thereby satisfied the demand of multi-mode multi-standby terminal.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart of LTE/GSM double-mode and double-standby terminal district reselecting.
Fig. 2 is the flow chart of TD-SCDMA/GSM double-mode and double-standby terminal district reselecting.
Embodiment
Consider that multimode terminal has at present that double-mode single-standby, dual-mode dual-standby, three moulds are two to be treated etc., along with the progress of end product, may extend more pattern.Divide according to the situation of standby, multimode terminal can be divided into multimode and singly treat two kinds of terminal and multi-mode multi-standby terminals.Multimode treats that singly the terminal is meant that two or more standards is supported at the terminal simultaneously but the same time can only be realized the standby of single net.Multi-mode multi-standby terminal is meant that the terminal supports two or more standards simultaneously and can realize the online and seamless links simultaneously of two patterns.Singly treat the terminal for multimode, when different system re-selecting cell parameter configuration, can be more prone to the terminal more early move to the GSM network.And, hope that then PS (Packet Switched, packet switching) territory resides in (for example TD or LTE network) in the non-GSM network as much as possible for multi-mode multi-standby terminal, and CS (Circuit Switched, circuit switching) territory resides in the GSM network as far as possible.
Based on above-mentioned consideration, the present invention has introduced the special-purpose cell reselection parameters in PS territory on existing cell reselection parameters basis.During by network side broadcast transmission system message, in system message, carry the special-purpose cell reselection parameters in this PS territory; The terminal receives this system message in current area, reads the special-purpose cell reselection parameters in PS territory wherein, and when terminal judges had only the PS territory professional, this terminal selected for use the special-purpose cell reselection parameters in this PS territory that receives to carry out different system cell gravity treatment.
When the terminal had CS territory and PS territory business simultaneously, this terminal selected for use existing network side to carry out different system cell gravity treatment through the cell reselection parameters (being the cell reselection parameters in non-PS territory) of system message broadcasting.
The present invention makes multi-mode multi-standby terminal confirm the configuration of cell reselection parameters according to the business in PS territory and CS territory.
The special-purpose cell reselection parameters in above-mentioned PS territory comprises: thresholding S is measured in different system cell gravity treatment
Search, RAT, offset parameter Qoffset
S, nWith sluggish parameter Qhyst
sOffset parameter is meant the offset parameter of adjacent sub-district with respect to Serving cell.
This S
Search, RATValue preferably less than co-frequency cell reselecting parameters (S
Intrasearch) and the reselecting parameters (S of alien-frequency district
Intersearch) value.Particularly, S
Search, RATSpan preferably get the even number between-32 to 20.With the TD-SCDMA/GSM dual-mode terminal is example, when the value that disposes different system cell gravity treatment thresholding compares parameter S
IntrasearchAnd S
IntersearchValue all hour, TD will preferentially be carried out with frequently or the gravity treatment of alien frequencies adjacent area in the terminal in the scope that the TD network coverage is arranged, and secondly just will consider gravity treatment to the GSM sub-district.
Said Qoffset
S, nAnd Qhyst
sValue be to make the PS territory business at terminal preferentially reside in the value in the non-GSM network.Particularly, Qoffset
S, nSpan be preferably the even number between 0 to 40.Qhyst
sSpan be preferably the integer between-50 to 50.With the TD-SCDMA/GSM dual-mode terminal is example, can satisfy at the TD network under the situation of service quality, can adjust Qoffset
S, nAnd Qhyst
sValue so that the terminal resides in the TD network Qoffset in the PS territory as far as possible
S, nAnd Qhyst
sConcrete value confirm when being the network planning network optimization, broadcast by network side.
Obtain to make PS territory, terminal business preferentially reside in the parameter value in the non-GSM network through test, different to the different values of system.
Above-mentioned only have PS territory business to be meant: the terminal only has the PS business resident; Perhaps be meant: the terminal only supports PS professional; Perhaps be meant: the terminal is not professional at the resident CS of mistake of current area.Determination methods can adopt existing techniques in realizing, and this paper repeats no more.
The step that above-mentioned terminal selects for use the special-purpose cell reselection parameters in the PS territory that receives to carry out different system cell gravity treatment comprises: the RSCP value Sx that PCCPCH obtained of current area is measured at the terminal, when said Sx less than said different system cell gravity treatment thresholding S
Search, RATThe time, start measurement, according to Qoffset to different system cell
S, nAnd Qhyst
sCarry out the calculating of R criterion, carry out different system cell gravity treatment.
Said method is applicable to the multi-mode multi-standby terminal of any system, LTE/GSM double-mode and double-standby terminal for example, and this moment, the PS territory should reside in the LTE network as far as possible; The TD-SCDMA/GSM double-mode and double-standby terminal, this moment, the PS territory should reside in the TD network as far as possible; LTE/TD-SCDMA/GSM three mould double-standby terminals, this moment, the PS territory should reside in the LTE network or the like as far as possible.
Through the present invention, multi-mode multi-standby terminal is having only the PS territory professional when resident, the PS territory can preferential resident suitable network in, thereby satisfied the demand of multi-mode multi-standby terminal.
Realize the system of the different system cell gravity treatment in terminal of said method, comprise first device that is positioned at network side and second device that is positioned at end side, wherein:
This first device is used for carrying the special-purpose cell reselection parameters in PS territory in system message;
This second device is used for receiving said system message in current area, reads the special-purpose cell reselection parameters in said PS territory, judges when only having the PS territory professional, selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
The terminal of realizing said method comprises receiving system and gravity concentration apparatus, wherein:
This receiving system is used to receive the system message that network side broadcasting is sent, and reads the special-purpose cell reselection parameters in PS territory of wherein carrying;
This gravity concentration apparatus is used for judging when only having the PS territory professional, selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.Need to prove that under the situation of not conflicting, embodiment among the application and the characteristic among the embodiment be combination in any each other.Following examples are that example describes with LTE/GSM double-mode and double-standby terminal and TD-SCDMA/GSM double-mode and double-standby terminal only, and the different system cell gravity treatment of other multi-mode multi-standby terminals can realize with reference to following examples.
Embodiment 1
Present embodiment is described the flow process of LTE/GSM double-mode and double-standby terminal district reselecting, and is as shown in Figure 1, may further comprise the steps:
Step 101: the terminal resides in the LTE sub-district, and read system message obtains cell selecting and reselecting parameters, wherein includes the special-purpose cell reselection parameters in PS territory, wherein comprises parameter S at least
Search, RAT, Qoffset
S, n, Qhyst
sDeng;
S
Search, RATBe that different system cell gravity treatment measures thresholding, the RSCP value S that on PCCPCH, records when current area
xLess than the threshold value S that broadcasts in the system message
Search, RATThe time, isosystem measurement is carried out at the terminal; S
Search, RATScope be the even number in (32,20);
Qhyst
sBe the sluggish parameter of district reselecting, span is the even number in (0,40).Qoffset
S, nBe the offset parameter of adjacent sub-district n with respect to Serving cell, span is the integer in (50,50).These two values influence the result of calculation in the R criterion, and its result makes and prolongs the residence time of terminal in current service cell as far as possible.
Parameter S
Search, RAT, Qoffset
S, n, Qhyst
sElement definitions is following:
Table 1
Step 102: judge whether the terminal has only the PS territory professional, if the terminal also has the CS territory professional, then execution in step 103; Has only then execution in step 104 of PS territory business else if;
Step 103: use traditional cell reselection parameters to carry out district reselecting;
Step 104: use the special-purpose cell reselection parameters of obtaining in PS territory to carry out district reselecting;
Step 105: the RSRP (Reference Signal Receiving Power, Reference Signal Received Power) that measures on the broadcast channel also obtains Sx value, and and system message in the parameter S broadcasted
Search, RATCompare, if Sx＞=S
Search, RATThen continue step 105, otherwise execution in step 106;
Step 106: start the measurement to the GSM adjacent area, Neighboring Cell List is broadcasted in system message, calculates Rs and Rn according to the result who measures according to formula (1) and (2);
Step 107: at the time T reselection of system message broadcasting
sIf interior still have Rn＞Rs, then execution in step 108, otherwise execution in step 105;
Step 108: PS territory gravity treatment is carried out to this GSM sub-district in the terminal.
Embodiment 2
Present embodiment is described the flow process of TD-SCDMA/GSM double-mode and double-standby terminal district reselecting, and is as shown in Figure 2, may further comprise the steps:
Step 201: the terminal resides in the TD sub-district, and read system message, obtains cell selecting and reselecting parameters, wherein includes the cell reselection parameters of PS of the present invention territory only, wherein comprises parameter S at least
Search, RAT, Qoffset
S, n, Qhyst
sDeng;
Parameter S
Search, RAT, Qoffset
S, n, Qhyst
sElement definitions is as shown in table 1.
Step 202: judge whether the terminal has only the PS territory professional, if the terminal also has the CS territory professional, then execution in step 103; Has only then execution in step 104 of PS territory business else if;
Step 203: use traditional cell reselection parameters to carry out district reselecting;
Step 204: use the special-purpose cell reselection parameters in PS territory to carry out district reselecting;
Step 205: the RSCP that measures on the PCCPCH also obtains Sx value, and and system message in the parameter S broadcasted
Search, RATCompare, if Sx＞=S
Search, RATThen continue step 205; Otherwise execution in step 206;
Step 206: start the measurement to the GSM adjacent area, Neighboring Cell List is broadcasted in system message, calculates Rs and Rn according to the result who measures according to formula (1) and (2);
Step 207: at time T reselection
sIf interior still have Rn＞Rs, then execution in step 208, otherwise execution in step 205;
Step 208: PS territory gravity treatment is carried out to this GSM sub-district in the terminal.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to accomplish through program, said program can be stored in the computer-readable recording medium, like read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each the module/unit in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (13)
1. the method for the different system cell gravity treatment in terminal comprises:
Network side carries the special-purpose cell reselection parameters in packet switching (PS) territory in system message;
The terminal receives said system message in current area, reads the special-purpose cell reselection parameters in said PS territory, judges when only having the PS territory professional, and said terminal selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
2. the method for claim 1 is characterized in that:
The special-purpose cell reselection parameters in said PS territory comprises: thresholding, offset parameter and sluggish parameter are measured in different system cell gravity treatment.
3. the method for claim 1 is characterized in that:
Said only have PS territory business to be meant: the terminal only has the PS business resident, or the terminal only supports PS professional, or the terminal is not professional in the resident oversampling circuit exchange of said current area (CS) territory.
4. method as claimed in claim 2 is characterized in that:
The value of the value of thresholding less than co-frequency cell reselecting parameters and alien-frequency district reselecting parameters measured in said different system cell gravity treatment;
Said offset parameter and sluggish values of parameters are to make the PS territory business at said terminal preferentially reside in the value in non-global system for mobile communications (GSM) network.
5. method as claimed in claim 4 is characterized in that:
The span that thresholding is measured in said different system cell gravity treatment is the even number between-32 to 20;
The span of said offset parameter is the even number between 0 to 40; Said sluggish parameter range is the integer between-50 to 50.
6. like claim 2 or 3 or 4 or 5 described methods, it is characterized in that:
The step that said terminal selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment comprises:
Received signal code power (RSCP) the value Sx that the Primary Common Control Physical Channel (PCCPCH) of said terminal measurement current area is obtained; As said Sx during less than said different system cell gravity treatment thresholding; Startup is to the measurement of different system cell; Carry out the calculating of R criterion according to said offset parameter and sluggish parameter, carry out different system cell gravity treatment.
7. the method for claim 1 is characterized in that:
Said method also comprises: when judgement had circuit switching (CS) territory and PS territory business simultaneously, said terminal selected for use network side to carry out different system cell gravity treatment through the cell reselection parameters in the non-PS territory of system message broadcasting.
8. like claim 1 or 2 or 3 or 4 or 6 or 7 described methods, it is characterized in that:
Said terminal is a multi-mode multi-standby terminal.
9. method as claimed in claim 8 is characterized in that:
Said terminal comprises: LTE/GSM double-mode and double-standby terminal, perhaps TD-SCDMA/GSM double-mode and double-standby terminal, perhaps LTE/TD-SCDMA/GSM three mould double-standby terminals.
10. the system of the different system cell gravity treatment in terminal comprises first device that is positioned at network side and second device that is positioned at end side, wherein:
Said first device is used for carrying the special-purpose cell reselection parameters in packet switching (PS) territory in system message;
Said second device is used for receiving said system message in current area, reads the special-purpose cell reselection parameters in said PS territory, judges when only having the PS territory professional, selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
11. system as claimed in claim 10 is characterized in that:
The special-purpose cell reselection parameters in said PS territory comprises: thresholding, offset parameter and sluggish parameter are measured in different system cell gravity treatment; Wherein, the value of the value of thresholding less than co-frequency cell reselecting parameters and alien-frequency district reselecting parameters measured in said different system cell gravity treatment; Said offset parameter and sluggish values of parameters are to make the PS territory business at said terminal preferentially reside in the value in the non-GSM network.
12. a terminal, it comprises receiving system and gravity concentration apparatus, wherein:
Said receiving system is used to receive the system message that network side broadcasting is sent, and reads the special-purpose cell reselection parameters in packet switching (PS) territory of wherein carrying;
Said gravity concentration apparatus is used for judging when only having the PS territory professional, selects for use the special-purpose cell reselection parameters in PS territory that receives to carry out different system cell gravity treatment.
13. terminal as claimed in claim 12 is characterized in that:
The special-purpose cell reselection parameters in said PS territory comprises: thresholding, offset parameter and sluggish parameter are measured in different system cell gravity treatment; Wherein, the value of the value of thresholding less than co-frequency cell reselecting parameters and alien-frequency district reselecting parameters measured in said different system cell gravity treatment; Said offset parameter and sluggish values of parameters are to make the PS territory business at said terminal preferentially reside in the value in the non-GSM network.
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| WO2014101198A1 (en) * | 2012-12-31 | 2014-07-03 | 华为技术有限公司 | Cell reselection method and device |
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| CN108260174B (en) * | 2016-12-29 | 2020-11-27 | 辰芯科技有限公司 | Method for cell reselection in a cellular telecommunications network in a fast moving environment |
| WO2019157890A1 (en) * | 2018-02-13 | 2019-08-22 | 中兴通讯股份有限公司 | Cell processing method, device, and system |
| WO2021007789A1 (en) * | 2019-07-16 | 2021-01-21 | 北京小米移动软件有限公司 | Information processing method and apparatus, and computer storage medium |
| WO2023133671A1 (en) * | 2022-01-11 | 2023-07-20 | Qualcomm Incorporated | Power saving for relaxed measurement in multiple-subscriber identity module (msim) mode |
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