CN102143560A - Inter-heterosystem redirection method and system - Google Patents
Inter-heterosystem redirection method and system Download PDFInfo
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Abstract
The invention discloses an inter-heterosystem redirection method and system. The method comprises the following steps: a base station transmits a first message to a terminal to indicate the terminal to perform redirection operation; and the terminal accesses to a redirection network. Through the method and the system, the problem that a mobile terminal completely autonomously performs inter-heterosystem network redirection in an HRPD (High Rate Packet Data) network in a related technology is solved, so that the effects of reducing load of the current network, reducing network operation cost and guaranteeing service quality of the user to the greatest extent are achieved.
Description
Technical field
The present invention relates to the communications field, in particular to reorientation method and the system between a kind of different system.
Background technology
At present, code division multiple access inserts (Code Division Multiple Access, abbreviate CDMA as) the follow-up evolvement network of technology and the network of other wireless access technologys, particularly the interoperability of long evolving system (Long Term Evolution abbreviates LTE as) network is a trend of wireless telecommunications development.But, evolve to the LTE network from commercial cdma network, will be the alternative Process of a complexity, and, in this alternative Process, can there be a very long co-existence periods, during this co-existence periods, these two kinds of wireless networks will interconnect.
With CDMA HRPD (high rate packet data) (High Speed Packet Data, abbreviating HRPD as) system is example, for the portable terminal that is in the HRPD network, particularly be in the portable terminal of critical zone, the HRPD network should provide certain machine-processed indicating terminal to be linked into the LTE network of adjacency by network reselection.The most basically, the HRPD network should send the different system neighboring BS information that has configured by shared overhead channel or Dedicated Traffic Channel to terminal, after terminal is received this information, can carry out different system pilot voluntarily and measure, and decide the different system that whether switches to adjacency in its sole discretion according to control informations such as thresholding in the neighboring BS information or priority.
But such scheme can not satisfy the HRPD network demand fully.This sentences HRPD and LTE is that example is explained, and it should be noted that said problem is also applicable to the situation of interoperability between HRPD and other wireless access technologys herein.Fig. 1 is the network diagram according to the LTE network design initial stage of correlation technique, as shown in Figure 1, at the LTE network design initial stage, the HRPD network is that the whole network covers, and LTE does local focus and covers, and the signal strength signal intensity of HRPD network and signal quality are always fine, in this case, rely on the autonomous measurement and the gravity treatment mechanism of terminal, terminal may always be selected the HRPD network, and this will cause the utilance of LTE network lower.Fig. 2 is the network diagram according to the LTE network large scale deployment of correlation technique, as shown in Figure 2, large scale deployment along with the LTE network, the covering meeting of LTE network is greater than the HRPD network coverage, at this moment, for consideration such as energy-conservation grade, when the customer volume of HRPD network more after a little while, operator may wish to turn-off the HRPD base station, and the user of this HRPD base station is redirected in the LTE network, still, in this case, depend on the autonomous measurement and the gravity treatment mechanism of terminal, terminal also may always be selected the HRPD network.In addition, when the HRPD network load was very heavy, network may wish to be redirected a part of terminal and go to the LTE system; Perhaps, at some application type of terminal, for example require the video class business of high bandwidth, network may wish to provide higher-quality service by the LTE network of high bandwidth for it.But the mechanism of autonomous measurement of the existing terminal that places one's entire reliance upon and gravity treatment all can not satisfy the demand.
Summary of the invention
Main purpose of the present invention is to provide the redirection scheme between a kind of different system, the problem when independently carrying out different grid gravity treatment to solve in the correlation technique terminal in the HRPD network at least.
According to an aspect of the present invention, provide the reorientation method between a kind of different system, comprising: the base station sends first message to terminal, and indicating terminal carries out redirect operation; Terminal is linked into redirecting network.
According to a further aspect in the invention, provide the Redirectional system between a kind of different system, having comprised: base station and terminal, wherein, the base station is used for sending first message to terminal, and indicating terminal carries out redirect operation; Terminal is used for being linked into redirecting network after receiving first message.
By the present invention, adopt the base station indicating terminal to carry out the mode that different system is redirected, solved the problem that portable terminal fully independently carries out different grid gravity treatment in the HRPD network in the correlation technique, and then reached and alleviated present networks load, alleviate the network operation cost, guarantee the effect of quality of services for users to greatest extent.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the network diagram according to the LTE network design initial stage of correlation technique;
Fig. 2 is the network diagram according to the LTE network large scale deployment of correlation technique;
Fig. 3 is the flow chart according to the reorientation method between the different system of the embodiment of the invention;
Fig. 4 is the schematic diagram according to the reorientation method of the terminal auxiliary network control of the embodiment of the invention;
Fig. 5 is the schematic diagram according to the reorientation method of the network assistance terminal control of the embodiment of the invention;
Fig. 6 is the redirected flow process figure according to the terminal auxiliary network control of the embodiment of the invention;
Fig. 7 is the redirected flow process figure according to the network assistance terminal control of the embodiment of the invention;
Fig. 8 is the structured flowchart according to the Redirectional system between the different system of the embodiment of the invention.
Embodiment
Hereinafter will describe the present invention with reference to the accompanying drawings and in conjunction with the embodiments in detail.Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Method embodiment
The embodiment of the invention provides the reorientation method between a kind of different system, and this method is applicable to the situation of interoperability between HRPD and other wireless access technologys, for example, and the situation of HRPD and LTE interoperability.
Fig. 3 is the flow chart according to the reorientation method between the different system of the embodiment of the invention, and as shown in Figure 3, this method comprises:
Step S302, the base station sends first message to terminal, and indicating terminal carries out redirect operation;
Step S304, terminal is linked into redirecting network.
In the present embodiment, carry out redirect operation by the base station indicating terminal, thereby a series of problems that produced when having avoided terminal independently to carry out different grid gravity treatment, for example, when the HRPD network load is higher, the base station indicating mobile terminal is redirected, so that alleviate the present networks load, and has guaranteed quality of services for users.
In a preferred implementation of the embodiment of the invention, terminal response starts measuring operation in first message, and when definite measurement result satisfied the condition of being redirected, terminal was linked into redirecting network.In the present embodiment, terminal further judges whether and be redirected according to measurement result, thus can be more stable carry out being redirected of network.
Wherein, the base station sends to terminal with above-mentioned redirected condition, and for example, the base station sends redirect message to terminal by first message.
In another preferred implementation of the embodiment of the invention,, can once operate before terminal sends first message in the base station: the base station sends second message to terminal, the indicating terminal to report measurement result; Terminal is returned the 3rd message to the base station, and wherein, the 3rd message carries the measurement result of terminal, and this measurement result is the measurement result that base station requests reports; The base station determines that according to this measurement result the terminal needs carry out redirect operation.
Preferably, the base station determines that according to this measurement result the terminal needs carry out redirect operation and can comprise: the base station determines that according to this measurement result and the network operation situation terminal needs carry out redirect operation.The factors such as type of service that network operation situation wherein can be network load, provide for terminal.
Preferably, after the base station determines that according to this measurement result the terminal needs carry out redirect operation, one or more redirected sub-districts can also be selected according to this measurement result in the base station, then, should one or more redirected cell notification give terminal by first message, be redirected for this terminal.
Wherein, second message can be other wireless access technology Neighboring Cell List message or routing update request message.
Wherein, the 3rd message can be for measuring reporting message or routing update message.
Wherein, above-mentioned measurement result can comprise following one of at least: cell identification information, carrier frequency information, signal quality information, signal strength information.
Preferably, first message can be for one of following: redirect message, redirect message between other wireless access technology Neighboring Cell List message, wireless access technology.
Preferably, first message can carry following one of at least: radio access technology types, the sign that whether is redirected, be redirected threshold information, be redirected cell identification information, carrier frequency information, be redirected failure and return indication, redirection information in groups.
Wherein, the base station sends first message to terminal and comprises: the base station sends first message by broadcasting or mode of unicast to terminal.
Method embodiment 1
According to the embodiment of the invention, provide a kind of net control terminal auxiliary reorientation method.Fig. 4 is the flow chart according to the reorientation method of the embodiment of the invention, and as shown in Figure 4, this method comprises that following step S402 is to step S406:
Step S402, the base station sends second message to terminal, wherein, carries in second message and is used to make the indication information of terminal to report measurement result;
Step S104, terminal sends the 3rd message to the base station, wherein, carries measurement result information in the 3rd message;
Step S106, the base station sends first message to terminal, wherein, carries the information that is used to be redirected in first message.
Then, terminal can be carried out redirect operation.
Method embodiment 2
According to embodiments of the invention, a kind of network assistance terminal control reorientation method is provided, Fig. 5 is the flow chart according to the reorientation method of the embodiment of the invention, as shown in Figure 5, this method comprises that following step S502 is to step S504:
Step S502, the base station sends first message to terminal, wherein, carries in first message and is used to make terminal to carry out the Redirectional system information of redirect operation;
Step S504, terminal receives first message that the base station sends, and starts measuring operation, if measurement result satisfies the redirected thresholding that the base station requires, terminal is linked into corresponding system (that is redirecting network).
Example one
In the present embodiment, being redirected to the LTE system with HRPD system indicating mobile terminal is that example is described, but it should be noted, present embodiment is not limited to this, and content that is comprised in the present embodiment and execution mode go for HRPD system indicating terminal equally and be redirected demand to the system of other wireless access technologys.
Fig. 6 is the redirected flow process figure that assists according to the net control terminal based on the HRPD system of the inventive method embodiment 1, and as shown in Figure 6, this flow process comprises the steps:
Step S601, portable terminal are positioned at the HRPD system, and are in free time or connection status.
Step S602, portable terminal move to the crossover region of HRPD system and the covering of LTE system.
Step S603, HRPD system wish this terminal is redirected according to the information such as type of service of current system loading or terminal.The base station sends other wireless access technology Neighboring Cell List message to terminal, comprises the indication information of requirement terminal to report measurement result in this message, also comprises the information of the network of wishing that terminal is measured in this message, for example, and carrier frequency information, threshold information etc.Need to prove that in this step, the base station also can send the message that other carry identical content to terminal, for example, the routing update request message.
Step S604, terminal starts measuring operation after receiving and comprising the message that measurement result reports indication, and measurement result is reported the base station; Comprise in this measurement result following one of at least: sector auxiliary information, carrier frequency information, signal strength information, signal quality information etc.
Step S605, after the message that comprises measurement result of terminal to report is received in the base station, one of comprehensive following or its combination: information such as signal strength signal intensity, signal quality, sector load, terminal traffic type, select redirected target sector, if terminal to report a plurality of sectors, then according to priority sort to these sectors in the base station, and by the message that is used to be redirected the redirection target sector of selecting is sent to terminal.
Step S606, terminal is redirected to the LTE system.If terminal is in connected state, optionally, before being redirected to the LTE system, can send release message earlier to the HRPD system, that is, terminal can send release message earlier to present base station before being linked into redirecting network (LTE network).
Example two
In the present embodiment, being redirected to the LTE system with HRPD system indicating mobile terminal is that example is described, but it should be noted, present embodiment is not limited to this, and content that is comprised in the present embodiment and execution mode are equally applicable to HRPD system indicating terminal and are redirected demand to the system of other wireless access technologys.
Fig. 7 is the redirected flow process figure that controls according to the network assistance terminal based on the HRPD system of the inventive method embodiment 2, and as shown in Figure 7, this flow process comprises the steps:
Step S701, portable terminal are positioned at the HRPD system, and are in free time or connection status.
Step S702, portable terminal move to the crossover region of HRPD system and the covering of LTE system.
Step S703, HRPD system wish this terminal is redirected according to the information such as type of service of current system loading or terminal.The base station sends other wireless access technology Neighboring Cell List message to terminal, comprises the indication information that the requirement terminal is redirected in this message, also comprises the information of the network of wishing that terminal is measured in this message, for example, and carrier frequency information, threshold information etc.Need to prove that in this step, the base station also can send the message that other carry identical content to terminal, for example, the routing update request message.
Step S704, terminal starts measuring operation after receiving and comprising the message that is redirected indication, if measurement result satisfies the redirected thresholding (that is, being redirected condition) that the base station requires, terminal is linked into redirecting network.If terminal is in connected state, optionally, before being redirected to the LTE system, can send release message earlier to the HRPD system, that is, terminal can send release message earlier to present base station before being linked into redirecting network (LTE network).
System embodiment
The embodiment of the invention provides the Redirectional system between a kind of different system, and this system is used to realize said method.
Fig. 8 is the structured flowchart according to the Redirectional system between the different system of the embodiment of the invention, and as shown in Figure 8, this system comprises: base station 82 and terminal 84, and wherein, base station 82 is used for sending first message to terminal, and indicating terminal carries out redirect operation; Terminal 84 is coupled to base station 82, is used for being linked into redirecting network after receiving first message.
In a preferred embodiment of the embodiment of the invention, terminal 84 also was used for before being linked into redirecting network, started measuring operation, determined that measurement result satisfies the condition of being redirected.
Preferably, base station 82 is used for above-mentioned redirected condition is sent to terminal 84.
In another preferred embodiment of the embodiment of the invention, base station 82 is used for sending second message, indicating terminal 84 reporting measurement results to terminal 84; Terminal 84 is used for returning the 3rd message to base station 82, and wherein, the 3rd message carries the measurement result of terminal 84; Base station 82 is used for determining that according to this measurement result terminal 84 needs carry out redirect operation; Then, base station 82 sends first message to terminal.
Preferably, base station 82 also is used for determining that according to this measurement result and the network operation situation terminal 84 needs carry out redirect operation, the factors such as type of service that wherein, network operation situation can be network load, provide for terminal.
Preferably, base station 82 also is used for selecting one or more redirected sub-districts according to measurement result after determining that according to this measurement result terminal 84 needs carry out redirect operation, and gives terminal 84 by first message with one or more redirected cell notification.
Wherein, second message can be other wireless access technology Neighboring Cell List message or routing update request message.
Wherein, the 3rd message can be for measuring reporting message or routing update message.
Wherein, above-mentioned measurement result can comprise following one of at least: cell identification information, carrier frequency information, signal quality information, signal strength information.
Preferably, first message can be for one of following: redirect message, redirect message between other wireless access technology Neighboring Cell List message, wireless access technology.
Preferably, first message can carry following one of at least: radio access technology types, the sign that whether is redirected, be redirected threshold information, be redirected cell identification information, carrier frequency information, be redirected failure and return indication, redirection information in groups.
Wherein, base station 82 also is used for sending first message by broadcasting or mode of unicast to terminal 84.
In sum, pass through the above embodiment of the present invention, make the HRPD network Home Network lower part portable terminal can be redirected to other networks, alleviate the present networks load on the one hand, at some type of service, allow terminal under other wireless access technology networks, to enjoy higher-quality service on the other hand.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. the reorientation method between a different system is characterized in that, comprising:
The base station sends first message to terminal, indicates described terminal to carry out redirect operation;
Described terminal is linked into redirecting network.
2. method according to claim 1 is characterized in that, before described terminal was linked into redirecting network, described method also comprised:
Described starting terminal measuring operation determines that measurement result satisfies the condition of being redirected.
3. method according to claim 2 is characterized in that, before described starting terminal measuring operation, described method also comprises:
Described base station sends to described terminal with described redirected condition.
4. method according to claim 1 is characterized in that, before terminal sent first message, described method also comprised in the base station:
Described base station sends second message to described terminal, indicates described terminal to report measurement result;
Described terminal is returned the 3rd message to described base station, and wherein, described the 3rd message carries the described measurement result of described terminal;
Described base station determines that according to described measurement result described terminal needs carry out redirect operation.
5. method according to claim 4 is characterized in that, described base station determines that according to described measurement result described terminal needs carry out redirect operation and comprise:
Described base station determines that according to described measurement result and network operation situation described terminal needs carry out redirect operation.
6. method according to claim 4 is characterized in that, after described base station determined that according to described measurement result described terminal needs carry out redirect operation, described method also comprised:
One or more redirected sub-districts are selected according to described measurement result in described base station, and give described terminal by described first message with described one or more redirected cell notification.
7. according to each described method among the claim 4-6, it is characterized in that described second message is one of following: other wireless access technology Neighboring Cell List message, routing update request message.
8. according to each described method among the claim 4-6, it is characterized in that described the 3rd message is one of following: measure reporting message, routing update message.
9. according to each described method among the claim 4-6, it is characterized in that, described measurement result comprise following one of at least: cell identification information, carrier frequency information, signal quality information, signal strength information.
10. according to each described method among the claim 1-6, it is characterized in that described first message is one of following:
Redirect message, redirect message between other wireless access technology Neighboring Cell List message, wireless access technology.
11. according to each described method among the claim 1-6, it is characterized in that, described first message carry following one of at least:
Radio access technology types, the sign that whether is redirected, be redirected threshold information, be redirected cell identification information, carrier frequency information, be redirected failure and return indication, redirection information in groups.
12., it is characterized in that the base station sends first message to terminal and comprises according to each described method among the claim 1-6:
Described base station sends described first message by broadcasting or mode of unicast.
13. the Redirectional system between a different system comprises: base station and terminal, it is characterized in that,
Described base station is used for sending first message to described terminal, indicates described terminal to carry out redirect operation;
Described terminal is used for being linked into redirecting network after receiving described first message.
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| JP2014501405A JP6200412B2 (en) | 2011-03-29 | 2012-01-18 | Redirection method and system between different systems |
| PCT/CN2012/070536 WO2012129977A1 (en) | 2011-03-29 | 2012-01-18 | Method and system for redirection between disparate systems |
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| CN2011100773222A CN102143560A (en) | 2011-03-29 | 2011-03-29 | Inter-heterosystem redirection method and system |
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| CN102143560A true CN102143560A (en) | 2011-08-03 |
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| WO (1) | WO2012129977A1 (en) |
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| WO2012129977A1 (en) * | 2011-03-29 | 2012-10-04 | 中兴通讯股份有限公司 | Method and system for redirection between disparate systems |
| CN103249101A (en) * | 2012-02-06 | 2013-08-14 | 中兴通讯股份有限公司 | Method and system for redirecting from UMTS to LTE |
| CN103313410A (en) * | 2012-03-14 | 2013-09-18 | 中兴通讯股份有限公司 | Coordinated dispatching method and device |
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| CN103856998A (en) * | 2012-12-05 | 2014-06-11 | 华为技术有限公司 | User switching method, communication system and related device |
| CN103916923A (en) * | 2013-01-04 | 2014-07-09 | 中国移动通信集团公司 | Method, device and system for redirecting terminal under multimode network state |
| CN104081822A (en) * | 2012-10-26 | 2014-10-01 | 华为技术有限公司 | Method, device and system for air interface connection redirection between systems |
| CN104885525A (en) * | 2012-12-20 | 2015-09-02 | Lg电子株式会社 | Method for communicating in wireless communication system supporting multiple access network and apparatus supporting same |
| CN105491634A (en) * | 2016-01-05 | 2016-04-13 | 努比亚技术有限公司 | Terminal and network switching method for terminal |
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| CN110650499A (en) * | 2018-06-26 | 2020-01-03 | 华为技术有限公司 | Redirection method, communication system and communication device |
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| WO2012129977A1 (en) * | 2011-03-29 | 2012-10-04 | 中兴通讯股份有限公司 | Method and system for redirection between disparate systems |
| CN103249101A (en) * | 2012-02-06 | 2013-08-14 | 中兴通讯股份有限公司 | Method and system for redirecting from UMTS to LTE |
| CN103249101B (en) * | 2012-02-06 | 2018-04-20 | 中兴通讯股份有限公司 | A kind of method and system that LTE is redirected to from UMTS |
| CN103313410A (en) * | 2012-03-14 | 2013-09-18 | 中兴通讯股份有限公司 | Coordinated dispatching method and device |
| CN103313410B (en) * | 2012-03-14 | 2018-01-30 | 中兴通讯股份有限公司 | A kind of coordinated scheduling method and device |
| CN103369615A (en) * | 2012-04-06 | 2013-10-23 | 中兴通讯股份有限公司 | Multi-mode terminal information processing method and multi-mode terminal as well as access network equipment |
| CN103369615B (en) * | 2012-04-06 | 2019-12-31 | 中兴通讯股份有限公司 | A multi-mode terminal information processing method and multi-mode terminal |
| US9769722B2 (en) | 2012-04-06 | 2017-09-19 | Zte Corporation | Multimode terminal information processing method, multimode terminal and access network device |
| WO2013149568A1 (en) * | 2012-04-06 | 2013-10-10 | 中兴通讯股份有限公司 | Multimode terminal information processing method, multimode terminal and access network device |
| CN103391591A (en) * | 2012-05-09 | 2013-11-13 | 中兴通讯股份有限公司 | Redirection indicating method, wireless network controller, access method and user device |
| CN103391591B (en) * | 2012-05-09 | 2018-04-27 | 中兴通讯股份有限公司 | Redirect indicating means and radio network controller, cut-in method and user equipment |
| CN103582059A (en) * | 2012-07-19 | 2014-02-12 | 中兴通讯股份有限公司 | Redirection method, redirection device, mobile terminal and base station |
| CN103582018A (en) * | 2012-08-03 | 2014-02-12 | 华为技术有限公司 | Intersystem load control method, access equipment and user equipment |
| CN103686878A (en) * | 2012-08-30 | 2014-03-26 | 中兴通讯股份有限公司 | Redirection method and device, terminal and base station |
| CN104081822A (en) * | 2012-10-26 | 2014-10-01 | 华为技术有限公司 | Method, device and system for air interface connection redirection between systems |
| CN104081822B (en) * | 2012-10-26 | 2018-06-26 | 华为技术有限公司 | It eats dishes without rice or wine to connect the method, apparatus and system redirected between system |
| CN103856998A (en) * | 2012-12-05 | 2014-06-11 | 华为技术有限公司 | User switching method, communication system and related device |
| CN104885525A (en) * | 2012-12-20 | 2015-09-02 | Lg电子株式会社 | Method for communicating in wireless communication system supporting multiple access network and apparatus supporting same |
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| CN104885525B (en) * | 2012-12-20 | 2019-04-16 | Lg电子株式会社 | For the method that communicates in the wireless communication system for supporting multi-access network and the device for supporting it |
| CN103916923A (en) * | 2013-01-04 | 2014-07-09 | 中国移动通信集团公司 | Method, device and system for redirecting terminal under multimode network state |
| CN105491634A (en) * | 2016-01-05 | 2016-04-13 | 努比亚技术有限公司 | Terminal and network switching method for terminal |
| CN107635260A (en) * | 2016-07-19 | 2018-01-26 | 中兴通讯股份有限公司 | Circuit domain dropping CSFB reorientation methods, device, terminal and system |
| CN107635260B (en) * | 2016-07-19 | 2021-05-28 | 中兴通讯股份有限公司 | Circuit Switched Fallback (CSFB) redirection method, device, terminal and system |
| CN110650499A (en) * | 2018-06-26 | 2020-01-03 | 华为技术有限公司 | Redirection method, communication system and communication device |
| US11523310B2 (en) | 2018-06-26 | 2022-12-06 | Huawei Technologies Co., Ltd. | Redirection method, communications system, and communications apparatus |
| CN111669790A (en) * | 2019-03-08 | 2020-09-15 | 中国移动通信有限公司研究院 | Cell reselection or redirection method, device, network side device and terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014512747A (en) | 2014-05-22 |
| JP6200412B2 (en) | 2017-09-20 |
| WO2012129977A1 (en) | 2012-10-04 |
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