CN1901743B - Designating method for attaching paging controller in mobile wide band radio cut-in system - Google Patents
Designating method for attaching paging controller in mobile wide band radio cut-in system Download PDFInfo
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- CN1901743B CN1901743B CN2006100895341A CN200610089534A CN1901743B CN 1901743 B CN1901743 B CN 1901743B CN 2006100895341 A CN2006100895341 A CN 2006100895341A CN 200610089534 A CN200610089534 A CN 200610089534A CN 1901743 B CN1901743 B CN 1901743B
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Abstract
This invention discloses an assignment method for attribute paging controllers in a mobile broadband radio access system including: when a terminal enters into an idle mode, a service base station sends a request message that the terminal enters into idle mode to a local paging controller, which assigns a paging controller as the attribute paging controller of the terminal, the assigned controller receives the assignment or continues assigning other paging controllers the attribute paging controller of the terminal or feeds back failure response information to the controller assigning it, if a non-local paging controller receives the reponse information, it feeds back the response information to the controller, if the local paging controller assigns itself successfully or receives it successfully or fails many times, it feeds back the response information that the terminal enters into idle mode to the base station.
Description
Technical field
The present invention relates to mobile wide-band wire-less accessing system, when particularly relating to the terminal access idle mode in the system it is carried out the method that attaching paging controller is assigned.
Background technology
The IEEE802.16e standard is the broadband wireless access standard that ieee standard is organized to set up, and is compared to the IEEE802.16-2004 standard, has increased many supports for terminal mobility among the 802.16e.Such as switching and electricity-saving mechanism.
Idle pulley is a kind of very important electricity-saving mechanism in the 802.16e system.For the paging of support terminal under idle pulley, agreement has proposed the notion of paging zone.A plurality of base stations (BS) 101 are divided into a paging zone, allow overlapping between the paging zone.A plurality of paging zones are managed by a paging controller (PC) 102.As shown in Figure 1, BS0 and BS1 belong to paging group A, and BS1 and BS2 belong to paging group B, and PC0 is managing paging group A, and PC1 is managing paging group B, and PC0 links to each other with location register (LR) 103 respectively to preserve terminal related information with PC1.
When terminal (MS) when entering idle pulley, network is necessary for its assign home paging controller, effectively manages with the relevant information of preserving terminal with to the terminal under the idle pulley.Therefore be the indispensable process of support terminal idle pulley for the terminal assign home paging controller that enters idle pulley.How finding suitable paging controller and being assigned to the terminal that is about to enter idle pulley is the problem that the present invention studies.
Summary of the invention
Technical problem to be solved by this invention provides the assigning method of attaching paging controller in a kind of mobile wide-band wire-less accessing system, solves prior art can not be assigned suitable attaching paging controller effectively for the terminal that enters idle pulley technical problem.
For achieving the above object, the invention provides the assigning method of attaching paging controller in a kind of mobile wide-band wire-less accessing system, its characteristics are, comprise the steps:
Step 1, when terminal access idle mode, serving BS sends the terminal access idle mode request message to local paging controller;
Step 2, described local paging controller is assigned the attaching paging controller of a paging controller as described terminal;
Step 3, the paging controller that is assigned are accepted to assign or continued to assign other paging controller is the attaching paging controller of described terminal, and is accepting to assign the back to return the appointment response message to the paging controller of assigning it;
The paging controller that perhaps is assigned is accepted to assign or continued to assign other paging controller is the attaching paging controller of described terminal, does not accept and does not continue to assign other paging controller, then returns the appointment response message to the paging controller of assigning it;
The paging controller that perhaps is assigned is accepted to assign or continued to assign other paging controller is the attaching paging controller of described terminal, do not accept but continue to assign other paging controller, after waiting to assign end, then return the appointment response message to the paging controller of assigning it;
Step 4, non-local paging controller receives the appointment response message, if assign successfully or do not accept and do not continue to assign then described non-local paging controller returns the appointment response message to the paging controller of assigning it; Otherwise described non-local paging controller continues to assign the attaching paging controller of other paging controller as described terminal;
Step 5 is assigned successful response or is repeatedly assigned failure if described local paging controller is assigned own success or received, and then described local paging controller returns the terminal access idle mode response message to described serving BS; Otherwise described local paging controller continues to assign the attaching paging controller of other paging controller as described terminal.
Above-mentioned method, its characteristics are that in described step 2, described local paging controller is to assign a paging controller as described attaching paging controller according to the decision principle of setting or by the entity in the Access Network of place.
Above-mentioned method, its characteristics are that described step 3 further comprises:
Step a1 does not continue to assign the attaching paging controller of other paging controller as described terminal if the paging controller that is assigned is not accepted to assign under maximum appointment number of times no show condition, then repeating step three;
Step b1 if the paging controller that is assigned is not accepted and do not continued to assign the attaching paging controller of other paging controller as described terminal, then sends the response message of assigning failure to the paging controller of assigning it.
Step c1 if the paging controller that is assigned is accepted appointment, then sends to the paging controller of assigning it and assigns successful response message.
Above-mentioned method, its characteristics are that described step 4 further comprises:
Step a2 be " failure " but assign in maximum that other paging controller of continuation appointment is as the attaching paging controller of described terminal under the number of times no show condition if assign response message, and then repeating step three;
Step b2, if the appointment response message is for " failure " and do not continue to assign the attaching paging controller of other paging controller as described terminal, the paging controller that then receives described appointment response message returns the response message of assigning failure to the paging controller of assigning it;
Step c2 is " success " if assign response message, and the paging controller that then receives described appointment response message returns to the paging controller of assigning it assigns success response message.
Above-mentioned method, its characteristics are that described step 5 further comprises:
Step a3 be " failure " but maximumly assign that other paging controller of continuation appointment is as the attaching paging controller of described terminal under the number of times no show condition if assign response message, and then repeating step three;
Step b3 if assign response message for " failure " and do not continue to assign the attaching paging controller of other paging controller as described terminal, then returns the response message that terminal access idle mode is failed to serving BS;
If it is " success " that step c3 assigns response message, then return the response message of terminal access idle mode success to serving BS.
Above-mentioned method, its characteristics are, in described step a1 and b1, the maximum number of times of assigning is the maximum times N that relay is assigned, the number of times of assigning when relay is during more than or equal to N, and then paging controller no longer continues relay and assigns, and assigns failure response message to the paging controller feedback of assigning it; Otherwise continue to assign the attaching paging controller of other paging controller as described terminal.
Above-mentioned method, its characteristics are, in described step a2 and b2, the maximum number of times of assigning is the maximum appointment number of times M of single paging controller, the number of times of having assigned when described paging controller is during more than or equal to M, then paging controller no longer continues to assign, and returns the response message of assigning failure to the paging controller of assigning it; Otherwise continue to assign the attaching paging controller of other paging controller as described terminal.
Above-mentioned method, its characteristics are, in described step a3 and b3, the maximum number of times of assigning is the maximum appointment number of times K of local paging controller, the number of times of having assigned when local paging controller is during more than or equal to K, then no longer continue to assign, return the response message of terminal access idle mode failure to serving BS; Otherwise continue to assign the attaching paging controller of other paging controller as described terminal.
Above-mentioned method, its characteristics are, carry the sign of assigning paging controller in the assignment request message in described step a1, a2, a3 at least.
Above-mentioned method, its characteristics be, goes back carried terminal in the assignment request message in described step a1, a2, a3 and enter the paging information that information that idle pulley need preserve and local paging controller are recommended.
Above-mentioned method, its characteristics be, paging controller is selected to assign or the discriminative information of selecting to obtain appointment is assigned by the entity in the Access Network of place to the appointment of attaching paging controller.
Technique effect of the present invention is:
The inventive method can be assigned suitable attaching paging controller for it when terminal access idle mode, with the support terminal idle pulley, save system resource and terminal power consumption.
Attaching paging controller assigning method provided by the invention, can assign suitable attaching paging controller for the terminal that enters idle pulley effectively, the terminal access idle mode failure of avoiding attaching paging controller to assign failure and causing, or owing to the improper performance that influences system of the appointment of attaching paging controller.
Description of drawings
Fig. 1 is the schematic diagram that 802.16e system paging function logic entity constitutes;
Fig. 2 is a 802.16e system group network schematic diagram;
Fig. 3 is the appointment schematic flow sheet of attaching paging controller of the present invention.
Embodiment
The present invention proposes a kind of method, can when terminal access idle mode, assign suitable attaching paging controller,, save system resource and terminal power consumption with the support terminal idle pulley for it.
In the mobile broadband wireless system, for the terminal assign home paging controller that enters idle pulley is the indispensable process of support terminal idle pulley.The terminal access idle mode that the inventive method can be avoided attaching paging controller to assign and fail and cause is failed, or owing to the improper performance that influences system of the appointment of attaching paging controller.The inventive method mainly comprises: when Access Network will enter idle pulley in certain terminal, both can attempt assigning the attaching paging controller of the interior local paging controller (Local PC) of this Access Network, also can assign the attaching paging controller of other paging controller as described terminal as described terminal.If the attaching paging controller that is assigned is found own improper, the attaching paging controller that then is assigned can continue to assign the attaching paging controller of other paging controller as described terminal, also can return the response of assigning failure, assign the attaching paging controller of other paging controller again as described terminal by local paging controller to local access network.
The inventive method specifically may further comprise the steps:
The first step, when terminal access idle mode, the local paging controller in the service Access Network will be received the terminal access idle mode request message that serving BS is sent.
In second step, local paging controller is assigned own or other paging controller attaching paging controller as described terminal according to certain principle (or by other entity in the Access Network of place).
The 3rd step,
If the paging controller that a) is assigned is thought own improper attaching paging controller as described terminal, then return the response of failure and changed for second step over to, or assign (or assign by other entity in the Access Network of place) other paging controller as the attaching paging controller of the described terminal duplicate step of laying equal stress on to described local paging controller;
B) if the paging controller that is assigned accept to be assigned or do not accepted and do not continue to assign the attaching paging controller of other paging controller as described terminal, then send and assign response message to the paging controller of assigning it.
In the 4th step, local paging controller receives assigns successful response or repeatedly assigns the failure back to return the terminal access idle mode response message to described serving BS.
Be described further below in conjunction with accompanying drawing.
802.16e system network architecture as shown in Figure 2.Comprising: terminal 201, base station 202 and the IAD 203 that is connected core net.
Network be about to enter idle pulley terminal assign home paging controller schematic flow sheet as shown in Figure 3.
Idiographic flow among Fig. 3 is described as follows:
Certain terminal of step 1) need enter idle pulley, and serving BS is sent out the terminal access idle mode request message to local paging controller, requires local paging controller to assign the attaching paging controller of described terminal.This message may also have the information that terminal access idle mode need be preserved simultaneously.
Step 2) local paging controller is assigned by certain principle and oneself be the attaching paging controller of described terminal or send out the attaching paging controller assignment request message to other paging controller (being the paging controller in the Access Network (b) in the schematic diagram) that it is the attaching paging controller of described terminal with the trial appointment.This message may also have the paging information that information that terminal access idle mode need preserve and local paging controller are recommended simultaneously.If assign oneself is the paging controller success of described terminal, then changes step 8) over to, enters the idle pulley response message to what serving BS returned success.
After paging controller in the step 3) Access Network (b) receives the attaching paging controller assignment request message, handle by following judgment principle:
If a) accepting to assign or do not accept to assign and do not continue to assign other paging controller is the attaching paging controller of described terminal, then change step 5) over to.
B) if do not accept appointment, the paging controller in the Access Network (b) of (assigning number of times not reach as yet) under certain condition as the maximum of this paging controller also can send out the attaching paging controller assignment request message continue to assign other paging controller (being the paging controller in the Access Network (c) in the schematic diagram) for as described in the attaching paging controller of terminal.
After paging controller in the step 4) Access Network (c) receives the attaching paging controller assignment request message, repeating step 3) similar procedure in.This process will finally obtain assigning the result of success or failure, and the paging controller in Access Network (b) returns attaching paging controller appointment response message.
Paging controller in the step 5) Access Network (b) returns attaching paging controller to described local paging controller and assigns response message.If the paging controller in the Access Network (b) receives the response message of failure, (assign number of times not reach as yet) under certain condition also can to continue as maximum relay the paging controller of assigning other be as described in the attaching paging controller (not embodying not in the diagram) of terminal.
After the described local paging controller of step 6) receives attaching paging controller appointment response message, if assign successfully or no longer continue to assign then change step 8) over to, otherwise (assign number of times not reach as yet) under certain condition to continue as the maximum of local paging controller assign other paging controller (being the paging controller in the Access Network (d) in the schematic diagram) for as described in the attaching paging controller of terminal.
The paging controller repeating step 3 that step 7) is assigned) similar procedure in, and return the appointment response message to described local attaching paging controller.
The described local paging controller of step 8) returns terminal to serving BS and enters the control model response message, contains the indication of success or failure in the message.
As from the foregoing, adopt attaching paging controller assigning method provided by the invention, can assign suitable attaching paging controller for the terminal that enters idle pulley effectively, the terminal access idle mode failure of avoiding attaching paging controller to assign failure and causing, or owing to the improper performance that influences system of the appointment of attaching paging controller.
Certainly; the present invention also can have other various embodiments; such as coming the assign home paging controller by other entity in the Access Network; 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 (7)
1. the assigning method of attaching paging controller in the mobile wide-band wire-less accessing system is characterized in that, comprises the steps:
Step 1, when terminal access idle mode, serving BS sends the terminal access idle mode request message to local paging controller;
Step 2, described local paging controller is assigned the attaching paging controller of a paging controller as described terminal;
Step 3, the paging controller that is assigned are accepted to assign or continued to assign other paging controller is the attaching paging controller of described terminal, and is accepting to assign the back to return the appointment response message to the paging controller of assigning it;
Step 4, non-local paging controller receives the appointment response message, if assign successfully or do not accept and do not continue to assign then described non-local paging controller returns the appointment response message to the paging controller of assigning it; Otherwise described non-local paging controller continues to assign the attaching paging controller of other paging controller as described terminal;
Step 5 is assigned successful response if described local paging controller is assigned own success or received, and then described local paging controller returns the terminal access idle mode response message to described serving BS; Otherwise described local paging controller continues to assign the attaching paging controller of other paging controller as described terminal.
2. method according to claim 1 is characterized in that, in described step 2, described local paging controller is to assign a paging controller as described attaching paging controller according to the decision principle of setting or by the entity in the Access Network of place.
3. method according to claim 1 is characterized in that, described step 3 further comprises:
Step a1 does not continue to assign the attaching paging controller of other paging controller as described terminal if the paging controller that is assigned is not accepted to assign under maximum appointment number of times no show condition, then repeating step three;
Step b1 if the paging controller that is assigned is not accepted and do not continued to assign the attaching paging controller of other paging controller as described terminal, then sends the response message of assigning failure to the paging controller of assigning it;
Step c1 if the paging controller that is assigned is accepted appointment, then sends to the paging controller of assigning it and assigns successful response message.
4. method according to claim 1 is characterized in that, described step 4 further comprises:
Step a2 be " failure " but assign in maximum that other paging controller of continuation appointment is as the attaching paging controller of described terminal under the number of times no show condition if assign response message, and then repeating step three;
Step b2, if the appointment response message is for " failure " and do not continue to assign the attaching paging controller of other paging controller as described terminal, the paging controller that then receives described appointment response message returns the response message of assigning failure to the paging controller of assigning it;
Step c2 is " success " if assign response message, and the paging controller that then receives described appointment response message returns to the paging controller of assigning it assigns success response message.
5. method according to claim 1 is characterized in that, described step 5 further comprises:
Step a3 be " failure " but maximumly assign that other paging controller of continuation appointment is as the attaching paging controller of described terminal under the number of times no show condition if assign response message, and then repeating step three;
Step b3 if assign response message for " failure " and do not continue to assign the attaching paging controller of other paging controller as described terminal, then returns the response message that terminal access idle mode is failed to serving BS;
If it is " success " that step c3 assigns response message, then return the response message of terminal access idle mode success to serving BS.
6. method according to claim 4, it is characterized in that, in described step a2 and b2, the maximum number of times of assigning is the maximum appointment number of times M of single paging controller, the number of times of having assigned when described paging controller is during more than or equal to M, then paging controller no longer continues to assign, and returns the response message of assigning failure to the paging controller of assigning it; Otherwise continue to assign the attaching paging controller of other paging controller as described terminal.
7. method according to claim 5, it is characterized in that, in described step a3 and b3, the maximum number of times of assigning is the maximum appointment number of times K of local paging controller, the number of times of having assigned when local paging controller is during more than or equal to K, then no longer continue to assign, return the response message of terminal access idle mode failure to serving BS; Otherwise continue to assign the attaching paging controller of other paging controller as described terminal.
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| CN2006100895341A CN1901743B (en) | 2006-06-30 | 2006-06-30 | Designating method for attaching paging controller in mobile wide band radio cut-in system |
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