CN101080883A - Method of executing handover in broadband wireless access system - Google Patents
Method of executing handover in broadband wireless access system Download PDFInfo
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- CN101080883A CN101080883A CNA2006800013804A CN200680001380A CN101080883A CN 101080883 A CN101080883 A CN 101080883A CN A2006800013804 A CNA2006800013804 A CN A2006800013804A CN 200680001380 A CN200680001380 A CN 200680001380A CN 101080883 A CN101080883 A CN 101080883A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/04—Reselecting a cell layer in multi-layered cells
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
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Abstract
The primitives between an upper management layer and the MAC layer within a mobile station and a base station are defined in order to specify and clarify the operations within the protocol stack layers in a broadband wireless access system to allow a mobile station to execute handover. Media Independent Handover (MIH) procedures can be achieved because the NCMS and MIH layer can communicate through use of these primitives.
Description
Technical field
The present invention relates to BWA, and relate more specifically to carry out effective handover, and clearly define the primitive that is used at the protocol stack of mobile radio station and the protocol stack in the base station in order to allow.
Background technology
System about the IEEE 802.16e that stands International standardization of BWA, do not have as the layered architecture of forming by HLR (attaching position register), VLR (Visited Location Registor), MSC (mobile switching centre), BSC (base station controller), RNC (radio network controller) or the like in existing 2G and 3G mobile communication, but only form by MSS (mobile subscriber station), BS (base station) and ASA (authentication service mandate).
This BWA has defined the agreement of MAC public between base station and mobile radio station (MSS) (media interviews control) layer and PHY (physics) layer.Fig. 1 has described to be used for the example protocol layer architecture of BWA.
Execution is as follows to the process of the prior art of the handover of the portable terminal of another base station from a base station:
1) cell selecting
Mobile radio station can be by using neighbours' base station advertises message (for example MOB_NBR-ADV) or scanning the information that obtains about the neighbours base station by using, and this neighbours' base station advertises message is broadcasted by serving BS.
2) handover decision and startup
Can start by mobile radio station or by Current Serving BTS and carry out the decision of mobile radio station to the handover of another base station.
3) target BS scanning
Mobile radio station should be carried out scanning on target BS, with obtain down link and uplink channel and theirs synchronously.
4) network reenters
Mobile radio station and target BS should be carried out range finding (ranging) and reenter with the network that allows mobile radio station
5) Fu Wu termination
After having carried out the handover of another base station, mobile radio station finishes and all services of base station before.
In the prior art, the message about handover will be explained as follows:
1) MOB_MSHO-REQ message
In order to ask handover, mobile radio station sends MOB_MSHO-REQ message to the base station.This MOB_MSHO-REQ message comprises the ID of the target BS of being recommended by mobile radio station, preamble index value, CINR value, HO-ID or the like that is used for handover.
2) MOB_BSHO-RSP message
Under the situation that receives MOB_MSHO-REQ message, the base station sends MOB_BSHO-RSP message to mobile radio station in response.
3) MOB_BSHO-REQ message
This is the message that sends to mobile radio station by the base station of this mobile radio station of current service, to ask the handover of another base station.This MOB_BSHO-REQ message can comprise the information about the neighbours base station of having been recommended by the base station.
4) MOB_HO-IND message
After receiving MOB_BSHO-RSP message or MOB_BSHO-REQ message, and determining finally after it carries out the target BS of handover, mobile radio station release is connected with Current Serving BTS, and sends this MOB_HO-IND message when handover is about to carry out another base station.
Fig. 2 has described the process that is used for carrying out in BWA handover according to prior art.
(1) mobile radio station obtains the relevant information of neighbours base station by scheduling process and neighbours' base station broadcast message.
(2) mobile radio station will be used to ask the transmission of messages of handover to Current Serving BTS.Here, based on the information that obtains by scanning process the base station of recommending is included in the transmission.
(3) after receiving this request message, Current Serving BTS is transferred to the pre-notification message of handover (HO-pre-notification) to be recommended base station, the pre-notification message of this handover to comprise moving station mark for example, requires the value of bandwidth, connectivity parameter etc.
(4) in response, recommend the base station to send the pre-push-notification-answer message of handover (HO-pre-notification-rsp).
(5) after checking this response message of recommending the base station, Current Serving BTS determines to be applicable to the target BS of mobile radio station, and sends handover confirm message (HO-confirm) and send handover response message (MOB-HO-RSP) to mobile radio station.
(6) mobile radio station finally sends MOB_HO-indication message and is used to carry out handover to the base station.
(7) mobile radio station is carried out with handover and will be carried out the range finding of its base station.
Summary of the invention
As preceding explanation, in the prior art, that definition utilizes base station transmits and reception and make the message that is used for carrying out scanning by mobile radio station, but do not define the operation that in fact relates to scanning for protocol stack in mobile radio station (layer) and the protocol stack in the base station (layer).Just, do not have respectively in the protocol stack of mobile radio station and base station for definition about the primitive of the information between MAC layer and upper management entity, transmitted via NCMS (network control management system).
One aspect of the present invention comprise the inventor for as the understanding of the shortcoming of the prior art of preceding explanation.In order to address these problems, the invention provides the method that is defined in the primitive between upper management layer and the MAC layer, specifying and to be illustrated in the operation in the protocol stack layers in the BWA, thereby allow mobile radio station to carry out handover.
Description of drawings
Be included to provide accompanying drawing for the understanding of the present invention, comprise in this application and constitute its part, described embodiments of the invention, and be used for explaining principle of the present invention with describing.In the drawings:
Fig. 1 has described to be used for the example protocol layer architecture of BWA.
Fig. 2 has described the process that is used for carrying out in BWA handover according to prior art.
Fig. 3 has described to consider the example protocol architectural model of medium independence handover (MIH).
Figure 4 and 5 have been described according to primitive of the present invention work principle how.
Fig. 6 has described the flow chart of exemplary embodiment of the present invention.
Fig. 7 has described the flow chart of another exemplary embodiment of the present invention.
Embodiment
The present invention is described as be in the BWA of 802.16e network for example and carries out.Yet, the present invention can also change and carry out in the communication system that the communication specification (for example 802.16g, 802.21,802.11u etc.) of other types is worked down, because notion of the present invention and instruction can be applied to multiple communication plan, this multiple communication plan is worked in a similar manner based on current techique.Non-restrictive illustrative embodiment of the present invention will explained below with reference to accompanying drawing.
And, the specific names of reference entity, interface, primitive, message or the like is described in some aspect of the present invention, but those skilled in the art will know and know, these titles are nonrestrictive, because other titles (label, term etc.) also can be used, as long as their function is corresponding to the present invention instructed.
The invention provides a kind of method, it allows the management or the control of entity executive system (mobile radio station or base station), to come managing MAC layer and PHY layer (physical layer) by utilizing NCMS (network control management system) from the MAC layer primitive to be transferred to required upper management entity.Especially, when mobile radio station is carried out scanning, provide a kind of method, it defines primitive in the protocol stack of mobile radio station and base station, and this primitive need transmit between MAC layer and upper management entity via NCMS.
After this, management entity is represented the entity that all are connected with the NCMS interface, and can be any IP layer in the equipment or the logic manage entity or physical management entity on its upper strata of being present in.Work of the present invention seems just as NCMS directly sends (transmission) primitive because via NCMS from the upper management entity to management SAP (M-SAP) or control SAP (C-SAP) executive communication.
Upper management entity used in this invention can be located on the layer management entity in the protocol stack, as shown in fig. 1, and can be divided into physics or logic manage entity, and its management SAP by NCMS or layer management entity communicates by letter.The upper management entity may reside in the particular protocol stack, or can be used as separately or independently system or stack exist, but at the conceptive upper management entity that is expressed as.
Fig. 3 has described to consider the example protocol architectural model of medium independence handover (MIH).
Primitive provided by the present invention is transmitted (transmission) to NCMS (network control and management system) via management SAP (M-SAP) or control SAP (C-SAP), and NCMS can transmit (transmission) to the desired location that comprises the upper management entity with this primitive.
M-SAP can have and is used for executive system configuration, is used to monitor statistics (statistics) and is used to the function notifying/trigger or the like, still not only is confined to these functions.C-SAP can have and is used to carry out handover (for example from the notice of the HO request of MS etc.), is used for idle mode mobility (mobility) management (for example moving into idle pulley), is used for user and session management (for example mobile queued session is set up), is used for the function of RRM etc., but is not limited to only these functions.Though can distinguish primitive of the present invention according to the function of above-mentioned they, can transmit these primitive by M-SAP and/or C-SAP.
Fig. 4 and Fig. 5 have described according to the present invention how work principle of primitive.Figure 4 illustrates need with the primitive of remote entity collaborative work, and figure 5 illustrates the primitive that only in local stack, transmits.
As shown in Figure 4, when with the remote entity collaborative work, carry out a pair of operation that comprises request and confirm or comprise response and indication.
As shown in fig. 5, when in operating in local stack, taking place, have two kinds of situations: intercoursing between management entity and NCMS (bidirectional operation just) or one-way operation.For bidirectional operation, be called as request by M-SAP/C-SAP to the transmission of NCMS from management entity, and the response that it is transmitted is called as indication.For one-way operation, be called as request by M-SAP/C-SAP to the transmission of NCMS from management entity, and folk prescription in the opposite direction is called as indication to transmission.
Can be used for multi-mode mobile station according to primitive of the present invention, wherein the corresponding pattern of management entity indication or when this associative mode transmission information is to all multimodal entities of management.Under such situation, can there be two kinds of following situations.
At first, when primitive by when MIH layer or MIH function are delivered to lower floor, MIH (layer or function) can explain the information (for example order) that receives from the upper strata when transmitting corresponding primitive, or can shine upon upper layer information (order) and launch with order of the present invention.
Second, when primitive is delivered to MIH layer or MIH function from lower floor, MIH (layer or function) can explain the primitive that receives from lower floor when transmission will be delivered to the primitive (the unified primitive that limits at the MIH place just) of the correspondence on upper strata, or the primitive of lower floor can be shone upon similarly with the primitive that will send to the upper strata and emission then.
When being used in the medium independence handover (MIH), can be made it possible to realize the MIH technology by by transmitting at SAP between NCMS and the MIH or the SAP between management entity and MIH by the primitive of the present invention's definition.
A kind of method of carrying out handover in BWA comprises: by the handoff request message of mobile radio station MAC layer reception from serving BS; To be included in from the information in the handoff request message of serving BS by first primitive by mobile radio station MAC layer and to be delivered to the upper management entity; Come mobile radio station MAC layer is responded by transmitting second primitive by the upper management entity; And send handoff request message to serving BS, and the handover of carrying out target BS by mobile radio station MAC layer.
A kind of method of carrying out handover in BWA comprises: by transmitting the 3rd primitive to the upper management entity by serving BS MAC layer, notify mobile radio station to be handed over to another base station; By transmitting the 4th primitive to mobile radio station MAC layer, indicate mobile radio station will utilize target BS to carry out network and reenter process by mobile radio station upper management layer; Send RNG-REG message to target BS by mobile radio station MAC layer; After receiving RNG-REG message, target BS MAC layer is by sending the Wuyuan language, the information in the RNG-REG message of being included in is delivered to the upper management entity of target BS; Upper management entity by target BS responds by transmitting the 6th primitive; Send RNG-RSP message to mobile radio station MAC layer by target BS, and after receiving this RNG-RSP message, mobile radio station MAC layer is delivered to mobile radio station upper management entity via the 7th primitive with the information that is included in this RNG-RSP message.
Carry out handover for the MAC message that allows mobile radio station to utilize the base station to send and to receive, will describe the operation that explanation is carried out between upper management entity and MAC layer via the NCMS in mobile radio station and base station with reference to figure 6 and 7 by use
Fig. 6 has described the flow chart of exemplary embodiment of the present invention, and wherein mobile radio station is asked the handover of base station by MOB_MSHO-REQ.
Mobile radio station upper management entity sends M_MACHandover.request to mobile radio station MAC layer [S51] by NCMS, and indication mobile radio station MAC layer sends MOB_MSHO-REQ message to serving BS (BS1) MAC layer.Mobile radio station MAC layer sends MOB_MSHO-REQ message then to serving BS (BS1) MAC layer [S52].
Serving BS MAC layer is notified its upper management entity [S53] by transmitting M_MACHandover.indication primitive with the mobile radio station hand-off request.Serving BS upper management entity is delivered to its MAC layer with M_MACHandover.response primitive, with the result [S54] of notice mobile radio station hand-off request.Serving BS MAC layer sends to mobile radio station MAC layer [S55] with MOB_BSHO-RSP message.
Mobile radio station MAC layer is delivered to its upper management entity with M_MACHandover.confirmation primitive, with notice hand-off request result [S56].After determining to carry out the final goal base station of handover to it, mobile radio station upper management entity is delivered to its MAC layer to notify this situation [S57] with M_HOIND.request primitive.Mobile radio station MAC layer sends to serving BS [S58] with MOB_HO-IND message, and carries out the handover of target BS (BS2).
Mobile radio station MAC layer is delivered to mobile radio station upper management entity with M_HOIND.confirmation primitive, with MOB_HO-ING transmission of messages result notification mobile radio station upper management entity [S59].Mobile radio station upper management entity sends M_Ranging.request primitive to its MAC layer [S60], and the network that should carry out about target BS with the indication mobile radio station reenters process.
Mobile radio station MAC layer sends RNG-REQ message to target BS [S61].After receiving this RNG-REQ message, target BS MAC layer is delivered to its upper management entity [S62] by the information that M_Ranging.indication primitive will be included in the RNG-REQ message.Upper management entity in base station comes it is responded [S63] by sending M_Ranging.response primitive.Target BS sends RNG-RSP message to mobile radio station MAC layer [S64].After receiving this RNG-RSP message, mobile radio station MAC layer is delivered to its upper management entity [S65] by M_Ranging.confirmation primitive with the information that is included in the RNG-RSP message.
Fig. 7 has described the flow chart of another exemplary embodiment of the present invention, and wherein the handover of mobile radio station is asked in the base station by MOB_BSHO-REQ message.
Serving BS (BS1) upper management entity is delivered to its MAC layer [S71] with M_MACHandover.request primitive, and indicates its MAC layer to send handoff request message to mobile radio station.Serving BS MAC layer sends MOB_BSHO-REQ message to mobile radio station [S72].Mobile radio station MAC layer is delivered to its upper management entity [S73] via M_MACHandover.indication primitive with the serving BS handoff request message.Mobile radio station upper management entity is delivered to its MAC layer to respond [S74] with M_MACHandover.response primitive.Mobile radio station MAC layer sends MOB_HO-IND message to serving BS [S75], and the handover of carrying out target BS (BS2).
Serving BS MAC layer is delivered to its upper management entity [S76] with M_MACHandover.confirmation primitive, is given another base station by handover to notify this mobile radio station.
Mobile radio station upper management entity transmits M-Ranging.request primitive to its MAC layer, and the network of carrying out target BS with the indication mobile radio station reenters process [S77].Mobile radio station MAC layer sends RNG-REQ message to target BS [S78].
After receiving RNG-REQ message, target BS MAC layer is delivered to its upper management entity [S79] via the information that M_Ranging.indication primitive will be included in the RNG-REQ message.Target BS upper management entity responds [S80] by transmitting M_Ranging.response primitive.Target BS sends RNG-RSP message to mobile radio station MAC layer [S81].After receiving RNG-RSP message, mobile radio station MAC layer is delivered to its upper management entity [S82] via the information that M_Ranging.confirmation primitive will be included in the RNG-RSP message.
As explaining, will explain in more detail hereinafter by the primitive of the handover of mobile radio station or base station requests with execution by management SAP (M_SAP) and/or control SAP (C_SAP) transmission with reference to figure 6 and 7.
(1) M_MACHandover.request primitive
1) function
M_MACHandover.request is sent to indicate its MAC layer to send the primitive of handoff request message to the base station by the upper management entity of mobile radio station.
2) semanteme
M_MACHandover.request
{
Source，
Destination，
N_Recommended
Neighbor BS ID，
BS CINR Mean，
Current link identifier，
HandoverMode，
Current link action
}
Following form shows the exemplary data format of M_MACHandover.request primitive.
[table 1]
| Title | Type | Effective range | Explanation |
| Source | The starting point of request | ||
| Destination | The impact point that request will be delivered to | ||
| N Recommended | The number of the target BS that MS can be handed over to | ||
| Neighbor BS ID | The ID of the handover available neighbor BS that recommends by MS | ||
| BS CINR Mean | The average CINR value of neighbours BS | ||
| Current link identifier | The identifier of current link | ||
| HandoverMode | Enumerate | The make-before-break break-before-make | Indication finish with being connected of new link before previous link connect whether should be released (disconnection) |
| Current link action | Bitmap | 0:LINK_DISCONNECT 1:LINK_LOW-POWER 2:LINK_POWER_DOWN 3:LINK_NO_ACTION 4: (Reserved) of reservation |
3) formation time
When the upper management entity indication MAC of mobile radio station layer sends handoff request message (MOB_MSHO-REQ) to the base station, form M_MACHandover.request primitive.
Effect when 4) receiving
After the MAC of mobile radio station layer received M_MACHandover.request primitive, it sent the base station of MOB_MSHO-REQ to current connection.
(2) M_MACHandover.indication primitive
1) function
M_MACHandover.indication is such primitive, and its MAC layer by the base station uses, and will be delivered to its upper management entity from the request for handover that portable terminal receives.
2) semanteme
M_MACHandover.indication
{
Source，
Destination，
MS MAC Address，
N_Recommended
Neighbor BS ID，
BS CINR Mean，
Current link identifier，
HandoverMode，
Current link action
}
Following form has shown the exemplary data format of M_MACHandover.indication primitive.
[table 2]
| Title | Type | Effective range | Explanation |
| Source | The starting point of request | ||
| Destination | The impact point that indication will be delivered to | ||
| MS MAC Address | Asked the MAC Address of the MS of handover | ||
| N Recommended | The number of the target BS that MS can be handed over to | ||
| Neighbor BS ID | The ID of the handover available neighbor BS that recommends by MS | ||
| BS CINR Mean | The average CINR value of neighbours BS | ||
| Current link identifier | The identifier of existing link | ||
| HandoverMode | Enumerate | The make-before-break break-before-make | Indication finish with being connected of new link before previous link connect whether should be released (disconnection) |
| Current link action | Bitmap | 0:LINK_DISCONNECT 1:LINK_LOW-POWER 2:LINK_POWER_DOWN 3:LINK_NO_ACTION 4: (Reserved) of reservation |
3) formation time
When the MAC of base station layer is delivered to its upper management entity with it after receiving MOB_MSHO-REQ message from mobile radio station, form M_MACHandover.request primitive.
4) effect when receiving
When the upper management entity of base station receives M_MACHandover.indication primitive, the base station of the handover of the mobile radio station that it determine to recommend to be used to utilize target BS to pass through trunk message.
(3) M_MACHandover.response primitive
1) function
M_MACHandover.response is such primitive, and its upper management entity by the base station uses, to indicate the result of its MAC layer transmission about the hand-off request of mobile radio station.
2) semanteme
M_MACHandover.response
{
Source，
Destination，
N_Recommended
Neighbor BS ID，
HO Process Optimization，
HOID
}
Following form has shown the exemplary data format of M_MACHandover.response primitive.
[table 3]
| Title | Type | Effective range | Explanation |
| Source | The starting point of request | ||
| Destination | The impact point that response will be delivered to | ||
| N Recommended | The number of the target BS that MS can be handed over to | ||
| Neighbor BS ID | The ID of neighbours BS that is used for the handover of MS | ||
| HO Process Optimization | This field is included in the information that MS can keep during the handover of corresponding BS.If corresponding position is set as 1, even this indication is being handed over to the information that can keep continuously on the corresponding BS. position #0:SBC-REQ/RSP message digit #1:PKM-REQ/RSP message digit #2:REG-REQ/RSP message digit #3:IP address bit #4: the date is obtained the time position #5:TFTF message digit #6 of (Day Acquisition) message: the information relevant with operation with all services | ||
| HOID | The ID that is used to carry out initial ranging at MS during the handover of target BS |
3) formation time
When the upper management entity of substrate will be delivered to its MAC layer about the hand-off request of mobile radio station, form M_MACHandover.response primitive.
Effect when 4) receiving
When the MAC of base station layer received M_MACHandover.response primitive, it sent to mobile radio station with MOB_BSHO-RSP message.
(4) M_MACHandover.confirmation primitive
1) function
M_MACHandover.confirmation is such primitive, and it is used by MAC layer of mobile radio station, being delivered to its upper management entity about the result of the hand-off request that receives from the base station.
2) semanteme
M_MACHandover.confirmation
{
Source，
Destination，
N_Recommended
Neighbor BS ID，
HO Process Optimization，
HOID，
Current link identifer，
HandoverAck
}
Following form shows the exemplary data format of M_MACHandover.confirmation primitive.
[table 4]
| Title | Type | Effective range | Explanation |
| Source | The starting point of request | ||
| Destination | The impact point that affirmation will be delivered to | ||
| N Recommended | The number of the target BS that MS can be handed over to | ||
| Neighbor BS ID | The ID of target BS that is used for the handover of MS | ||
| HO Process Optimization | This field is included in the information that MS can keep during the handover of corresponding BS.If corresponding position is set as 1, even this indication is being handed over to the information that can keep continuously on the corresponding BS. position #0:SBC-REQ/RSP message digit #1:PKM-REQ/RSP message digit #2:REG-REQ/RSP message digit #3:IP address bit #4: the date is obtained the time position #5:TFTF message digit #6 of (Day Acquisition) message: the information relevant with operation with all services | ||
| HOID | The ID that is used to carry out initial ranging at MS during the handover of target BS | ||
| Current link identifier | The identifier of existing | ||
| HandoverAck | Enumerate | ||
| 0 or 1 | 1: start handover 0: interrupt (abort) handover |
3) formation time
After the MOB_BSHO-RSP message that receives from the base station, when the MAC of mobile radio station layer will be delivered to its upper management entity about the result of hand-off request, form M_MACHandover.confirmation primitive.
4) effect when receiving
When the upper management entity of mobile radio station received M_MACHandover.confirmation, it determined whether to carry out the handover of target BS.
(5) M_HOIND.request primitive
1) function
M_HOIND.request is such primitive, and its upper management entity by mobile radio station uses, and with after determining target BS, notifies the MAC layer to carry out final handover target BS.
2) semanteme
M_HOIND.request
{
Source，
Destination，
HO_IND_type，
Target_BS_ID，
Current link action
}
Following form has shown the exemplary data format of M_HOIND.request primitive.
[table 5]
| Title | Type | Effective range | Explanation |
| Source | The starting point of request | ||
| Destination | The impact point that request will be delivered to | ||
| HO_IND_type | Enumerate | Handover handover cancellation handover rejection | Its handover that is indicated to target BS is to be performed, and still is cancelled or refuses |
| Target BS ID | Be identified for the ID of target BS of the handover of MS | ||
| Current link action | Bitmap | 0:LINK_DISCONNECT 1:LINK_LOW-PWER 2:LINK_POWER_DOWN 3:LINK_NO_ACTION 4: (Reserved) of reservation |
3) formation time
After determining target BS, when the upper management entity of mobile radio station indicates its MAC layer to carry out the handover of target BS, form M_HOIND.request primitive.
4) effect when receiving
When the MAC of mobile radio station layer received M_HOIND.request primitive, it arrived the base station with the MOB_HO-IND transmission of messages, and under these circumstances, if HO_IND-class indication handover, then mobile radio station is carried out the handover of target BS.
(6) M_HOIND.confirmation primitive
1) function
M_HOIND.confirmation is such primitive, and its MAC layer by mobile radio station uses, and with after transmission MOB_HO-IND message, it arrives the base station with the MOB_HO-IND transmission of messages notice upper management entity.
2) semanteme
M_HOIND.confirmation
{
Source，
Destination，
ResultCode，
Current link action，
HandoverStatus
}
| Title | Type | Effective range | Explanation |
| RangingType | Enumerate | The initial handover position update cycle | The range finding type |
3) formation time
When mobile radio station is upgrading under the idle pulley that its position is connected, attempts the network connection with the starting stage handover after under idle pulley with network or periodically execution is found range, form M_Ranging by the upper management entity, request primitive.
4) effect when receiving
When the upper management entity receives M_Ranging.request primitive, it carries out range finding with transmission RNG-REQ MAC administrative messag or ranging CDMA sign indicating number by adding corresponding required LV (type lengths values) via air interface therein according to RangingType.
(8) M_Ranging.indication primitive
1) function
M_Ranging.indication is such primitive, and it is used to notify by the MAC administrative messag and receives the request that is used for from the range finding of upper management entity.
2) semanteme
M_Ranging.indication
{
MS Address，
CDMA Code，
MAC Version，
Required Downlink Burst Profile，
Serving BS ID，
Target BS ID，
HO Indication，
Location Update Request，
Paging Controller ID
}
Following form has shown the exemplary data format of M_Ranging.indication primitive.
[table 8]
| Title | Type | Effective range | Explanation |
| MS Address | The MAC address | Any effective single MAC Address | Asked the MAC Address of the MS that finds range |
| MAC Version | Enumerate | IEEE Std 802.16-2001 IEEE Std 802.16c-2002 and former IEEE Std 802.16a-2003 thereof and former IEEE Std 802.16-2004 thereof | The version of the MAC that MS supports |
| Required Downlink Burst Profile | The required DIUC value of down link impulse waveform | ||
| Serving BS ID | Under the situation that network under handover case, in idle pulley under the situation of scheduler, in idle pulley enters, the ID of serving BS broadcasts | ||
| Target BS ID | Under the situation that network under handover case, in idle pulley under the situation of scheduler, in idle pulley enters, and under the situation of carrying out range finding, the ID of target BS | ||
| HO Indication | Be used for when carrying out handover, indicating the designator of the range finding of carrying out by MS | ||
| Location Update Request | Being used in reference to be shown in utilizes MS to upgrade the designator of finding range for executing location under the idle pulley | ||
| Paging Controller ID | As the position renewal of management MS under idle pulley of generation or the ID of the paging controller that network enters |
3) formation time
When the MAC layer receives RNG-REQ or range finding code via air interface, form M_Ranging.indication primitive.
4) effect when receiving
The distance measurement request that the MAC layer analysis receives, and the response range finding forms M_Ranging.response.
(9) M_Ranging.response primitive
1) function
M_Ranging.response is the primitive that is used for notifying about the result of distance measurement request.
2) semanteme
M_Ranging.response
{
MSAddress，
ResultCode，
ManagementCIDs，
Resource Retain Flag，
HO Process Optimization，
Location Update Response，
Paging Information，
Paging Controller ID，
Next Periodic Ranging
}
Following form has shown the exemplary data format of M_Ranging.response.
[table 9]
| Title | Type | Effective range | Explanation |
| MS Address | The MAC address | Any effective single MAC Address | Asked the MAC Address of the MS that finds range |
| ResultCode | Enumerate | Continue successfully | By handling the result that distance measurement request obtains |
| Management CIDs | Enumerate | Basic CID primary management CID | Under the situation of successful distance measurement request, distribute to the management CID of MS |
| Resource Retain Flag | Its indication is after handover, and whether the information of MS maintains in the previous base station | ||
| HO Process Optimization | Omissible process when its indication is carried out network and entered after handover | ||
| Location Update Response | Enumerate | Fail successfully | The result that its indication position under idle pulley is upgraded |
| Paging Information | Be used to notify the parameter of paging cycle and skew, and the paging group ID when the position is upgraded successfully | ||
| Paging Controller ID | The ID of the entity of management idle pulley | ||
| Next Periodic Ranging | When notice is the vertical shift of next Perodic ranging under the park mode situation |
3) formation time
After receiving M_Ranging.indication primitive, determine the result's that notice is corresponding time point, form M_Ranging.response primitive.
Effect when 4) receiving
The MAC layer sends RNG-RSP and MAC administrative messag, comprises the parameter that receives by M_Ranging.indication primitive.
(10) M_Ranging.confirmation primitive
1) function
M_Ranging.confirmation is used for primitive with about the result notification upper management entity in the response message that is included in range finding.
2) semanteme
M_Ranging.confirmation
{
MSAddress，
ResultCode，
ManagementCIDs，
Resource Retain Flag，
HO Process Optimization，
Location Update Response
Paging Information，
Paging Controller ID，
Next Periodic Ranging
}
Following form shows the exemplary data format of M_Ranging.confirmation primitive.
[table 10]
| Title | Type | Effective range | Explanation |
| MS Address | The MAC address | Any effective single MAC Address | Asked the MAC Address of the MS that finds range |
| ResultCode | Enumerate | Continue successfully | By handling the result that distance measurement request obtains |
| Management CIDs | Enumerate | Basic CID primary management CID | Under the situation of successful distance measurement request, distribute to the management CID of MS |
| Resource Retain Flag | Its indication is after handover, and whether the information of MS maintains in the previous base station | ||
| HO Process Optimization | Omissible process when its indication is carried out network and entered after handover | ||
| Location Update Response | Enumerate | Fail successfully | The result that its indication position under idle pulley is upgraded |
| Paging Information | Be used to notify the parameter of paging cycle and skew, and the paging group ID when the position is upgraded successfully | ||
| Paging Controller ID | The ID of the entity of management idle pulley | ||
| Next Periodic Ranging | When notice is the vertical shift of next Perodic ranging under the park mode situation |
3) formation time
When the MAC layer receives RNG-RSP by air interface, form M_Ranging.confirmation primitive.
Effect when 4) receiving
Result notification upper management entity with range finding.
In order to carry out above-mentioned a plurality of feature, the present invention can adopt polytype hardware and/or software part (module).For example, different hardware modules can be included in needed multiple circuit of step and the parts of carrying out the above method of scanning in the BWA.And different software module (being carried out by processor and/or other hardware) can comprise needed multiple code of the step of carrying out the inventive method and agreement.
For handover (from MS MAC), the invention provides the method for execution by the handover of mobile radio station startup, comprising: receive first primitive from mobile radio station (MS) network control management system (NCMS), this first primitive indication hand-off request; Send handoff request message to network; Receive the handover response response from this network; And second primitive that will indicate handover to confirm sends to MS NCMS.This method may further include: use the heterogeneous network handover of first and second primitive execution between one or more tie-points (POA), wherein the target P OA of this first and second primitive indication networks of different type.This method may further include: receive the 3rd primitive from MS NCMS, the handover of indication request is carried out in its indication; The handover Indication message is sent to network; And sending the 4th primitive to MS NCMS, the handover that indication is confirmed is carried out in the indication of the 4th primitive.This method may further include: use the heterogeneous network handover of third and fourth primitive execution between one or more tie-points (POA), wherein the target P OA of this third and fourth primitive indication networks of different type.First primitive or handoff request message comprise target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).First primitive comprise the number of recommending tie-point (POA), POA sign (for example: MAC Address), be used for corresponding POA radio signal quality (for example: CINR average (mean), RSSI etc.), HO pattern, current link behavior at least one of them.The indication of HO pattern is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.The current link behavior indicates whether to carry out the disconnection of current link, the power that reduces link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, bi-directional data type conversion (bi-casting) request or handover cancellation.The handover response message or second primitive comprise target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).Wireless quality, link resources reservations, data forwarding request, bi-directional data type conversion (bi-casting) request, the handover that the handover response message or second primitive comprise the number of recommending POA, HO process optimization, HO ID, POA sign and is used for corresponding POA cancelled, HO abandons (abort)/failure cause at least one of them.Whether the IP address before the indication of HO process optimization can be used for target P OA.HO ID will be used to improve the HO range finding.The 3rd primitive or handover Indication message comprise target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).The 3rd primitive or handover Indication message comprise HO indication type.HO indication type comprises HO, HO cancellation or HO refusal.The 3rd primitive or handover Indication message comprise the current link behavior, and this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, bi-directional data type conversion (bi-casting) request, handover cancellation.The 4th primitive comprises object code, and this object code is indicated to result's the success or the failure of the transmission of messages of network.
For handover (from the viewpoint of network/BS NCMS), the invention provides the method for execution by the handover of network startup, comprising: receive handoff request message from mobile radio station (MS) medium access controls (MAC) layer; First primitive is sent to network N CMS (network control management system), and this first primitive indication handover is carried out indication; Receive second primitive from network N CMS, the handover of response is carried out in this second primitive indication; And handover response message sent to MS MAC layer.Network N CMS supports the management function of mobile radio station, and is as the layer in the independent community in the management entity.This method may further include: use first and second primitive to carry out the heterogeneous network handover between one or more tie-points (POA), wherein the target P OA of first and second primitive indication different type network.First primitive or handoff request message comprise target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).First primitive or handoff request message comprise the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior at least one of them.The indication of HO pattern is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.The current link behavior indicates whether to carry out the disconnection of current link, the power that reduces link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, bi-directional data type conversion (bi-casting) request or handover cancellation.The handover response message or second primitive comprise target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).The handover response message or second primitive comprise the number of recommending POA.HO process optimization, HO ID, POA sign and the radio signal quality, link resources reservations, data forwarding request, bi-directional data type conversion (bi-casting) request, the handover that are used for corresponding POA are cancelled, HO abandons/failure cause at least one of them.The HO process preferably indicates previous IP address whether to can be used in target P OA.HO ID will be used to improve the HO range finding.
For handover (from the viewpoint of MS MIH), the invention provides the method for execution by the handover of mobile radio station startup, comprise: first primitive is sent to mobile radio station (MS) enlist the services of control management system (NCMS), this first primitive indication hand-off request; And second primitive that receives the affirmation of indication handover from MS NCMS.This method also further comprises: use first and second primitive to carry out the heterogeneous network handover between one or more POA, wherein the target P OA of first and second primitive indication networks of different type.This method can further comprise before receiving step:, if desired,, wait for receiving second primitive in order to carry out the repeating transmission of first primitive.Carry out wait by using timer.First primitive comprises target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).First primitive comprises at least one of the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior.The indication of HO pattern is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.The current link behavior indicates whether to carry out the disconnection of current link, the power that reduces link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, bi-directional data type conversion (bi-casting) request or handover cancellation.Second primitive comprises target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).Radio signal quality, link resources reservations, data forwarding request, bi-directional data type conversion (bi-casting) request, the handover that second primitive comprises the number of recommending POA, HO process optimization, HO ID, POA sign and is used for corresponding POA cancelled, HO abandons/failure reason could at least one of them.Whether the IP address can be used for target P OA before the indication of HO process optimization.HO ID will be used for improved HO range finding.This method may further include: send the 3rd primitive to MS NCMS, the handover of indication request is carried out in the indication of the 3rd primitive; And receiving the 4th primitive from MS NCMS, the handover that indication is confirmed is carried out in the indication of the 4th primitive.This method may further include: use third and fourth primitive to carry out the heterogeneous network handover between one or more POA, wherein the target P OA of third and fourth primitive indication networks of different type.The 3rd primitive comprises target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).The 3rd primitive comprises HO indication type.HO indication type comprises HO, HO cancellation or HO refusal.The 3rd primitive comprises the current link behavior, and it indicates whether to carry out the disconnection of current link, the power that reduces link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, bi-directional data type conversion (bi-casting) request, handover cancellation.The 4th primitive comprises object code, and it is indicated to result's the success or the failure of the transmission of messages of network.This method may further include: unified (unified) interface is set up on the upper strata of mobile radio station, be used to manage and from least one message of homogeneous network and heterogeneous network.
For handover (from the viewpoint of network MIH), the invention provides the method for execution by the handover of network startup, comprising: receive first primitive from network N CMS (network control management system), this first primitive indication hand-off request; And sending second primitive to network N CMS, this second primitive indication handover is confirmed.This method may further include: use first and second primitive to carry out the heterogeneous network handover between one or more POA, wherein the target P OA of first and second primitive indication networks of different type.First primitive comprises target candidate person.Target candidate person comprises at least one tie-point (POA).POA comprises base station (BS) or access point (AP).First primitive comprise the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior at least one of them.The indication of HO pattern is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.The current link behavior indicates whether to carry out the disconnection of current link, the power that reduces link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, bi-directional data type conversion (bi-casting) request or handover cancellation.Second primitive comprises that target candidate person, target candidate then comprise at least one tie-point (POA).POA comprises base station (BS) or access point (AP).Radio signal quality, link resources reservations, data forwarding request, bi-directional data type conversion (bi-casting) request, the handover that second primitive comprises the number of recommending POA, HO process optimization, HO ID, POA sign and is used for corresponding POA cancelled, HO abandons/at least one of failure cause.Whether the IP address can be used in target P OA before the indication of HO process optimization.HO ID will be used for improved HO range finding.This method may further include: be established to the unified interface on the upper strata of network, be used to manage and from least one message of homogeneous network and heterogeneous network.
As for result of the present invention, when mobile radio station is carried out handover by the primitive that uses the definition according to the present invention, can finish the accurate operation in protocol stack layers.Therefore, because NCMS and MIH layer can be used for communicating in direct or indirect mode by making of primitive, can obtain medium independence handover (MIH) process.
This specification has been described a plurality of illustrative embodiments of the present invention.The scope intention of claim covers the multiple modification and the equivalent of disclosed illustrative embodiments in the specification.Therefore, following claim should be shown the corresponding to modification of spirit and scope, equivalent structure and the feature that covers with invention disclosed herein with reasonable broad interpretation one.
Claims (79)
1. the method for the handover that started by mobile radio station of an execution comprises:
Receive first primitive from mobile radio station (MS) network control management system (NCMS), this first primitive indication hand-off request;
Handoff request message is sent to network;
Receive handover response message from network; And
Send second primitive to MS NCMS, this second primitive indication handover is confirmed.
2. method according to claim 1 further comprises:
Use first and second primitive between one or more tie-points (POA), to carry out the heterogeneous network handover,
Wherein, the target P OA of this first and second primitive indication different type network.
3. method according to claim 1 further comprises:
Receive the 3rd primitive from MS NCMS, the 3rd primitive indication handover is carried out indication request;
The handover Indication message is sent to network; And
Send the 4th primitive to MS NCMS, the 4th primitive indication handover carry out indication really with.
4. method according to claim 3 further comprises:
Use third and fourth primitive between one or more tie-points (POA), to carry out the heterogeneous network handover,
Wherein, the target P OA of this third and fourth primitive indication networks of different type.
5. method according to claim 1, wherein, this first primitive or handoff request message comprise target candidate person.
6. method according to claim 5, wherein, described target candidate person comprises at least one tie-point (POA).
7. method according to claim 6, wherein, this POA comprises base station (BS) or access point (AP).
8. method according to claim 1, wherein, this first primitive or handoff request message comprise the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior at least one of them.
9. method according to claim 8, wherein, this HO pattern indication is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.
10. method according to claim 8, wherein, this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, the request of bi-directional data type conversion or handover cancellation.
11. method according to claim 1, wherein, this handover response message or second primitive comprise target candidate person.
12. method according to claim 11, wherein, this target candidate person comprises at least one tie-point (POA).
13. method according to claim 12, wherein, this POA comprises base station (BS) or access point (AP).
14. method according to claim 1, wherein, this handover response message or second primitive radio signal quality, link resources reservations, data forwarding request, the request of bi-directional data type conversion, the handover that comprise the number of recommending POA, HO process optimization, HO ID, POA sign and be used for corresponding POA cancelled, HO abandons/failure cause at least one of them.
15. method according to claim 14, wherein, whether the IP address before this HO process optimization indication can be used in target P OA.
16. method according to claim 14, wherein, this HO ID will be used for improved HO range finding.
17. method according to claim 3, wherein, the 3rd primitive or handover Indication message comprise target candidate person.
18. method according to claim 17, wherein, this target candidate person comprises at least one tie-point (POA).
19. method according to claim 18, wherein, this POA comprises base station (BS) or access point (AP).
20. method according to claim 3, wherein, the 3rd primitive or handover Indication message comprise HO indication type.
21. method according to claim 20, wherein, this HO indication type comprises HO, HO cancellation or HO refusal.
22. method according to claim 3, wherein, the 3rd primitive or handover Indication message comprise the current link behavior, and this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, the request of bi-directional data type conversion, handover cancellation.
23. method according to claim 3, wherein, the 4th primitive comprises object code, and this structural code is indicated to the transmission of messages result's of network success or failure.
24. an execution is comprised by the method for the handover of network startup:
Receive handoff request message from mobile radio station (MS) medium access controls (MAC) layer;
Send first primitive to network N CMS (network control management system), this first primitive indication handover is carried out indication;
Receive second primitive from network N CMS, this second primitive indication handover is carried out response; And
Send handover response message to MS MAC layer.
25. method according to claim 24, wherein, this network N CMS supports the management function of mobile radio station, and is as the layer in the independent community of management entity.
26. method according to claim 24 further comprises:
Use first and second primitive between one or more tie-points (POA), to carry out the heterogeneous network handover,
Wherein, the target P OA of this first and second primitive indication networks of different type.
27. method according to claim 24, wherein, this first primitive or handoff request message comprise target candidate person.
28. method according to claim 27, wherein, this target candidate person comprises at least one tie-point (POA).
29. method according to claim 28, wherein, this POA comprises base station (BS) or access point (AP).
30. method according to claim 24, wherein, this first primitive or handoff request message comprise the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior at least one of them.
31. method according to claim 30, wherein, this HO pattern indication is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.
32. method according to claim 30, wherein, this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, the request of bi-directional data type conversion or handover cancellation.
33. method according to claim 24, wherein, this handover response message or second primitive comprise target candidate person.
34. method according to claim 33, wherein, this target candidate person comprises at least one tie-point (POA).
35. method according to claim 34, wherein, this POA comprises base station (BS) or access point (AP).
36. method according to claim 24, wherein, this handover response message or second primitive radio signal quality, link resources reservations, data forwarding request, the request of bi-directional data type conversion, the handover that comprise the number of recommending POA, HO process optimization, HO ID, POA sign and be used for corresponding POA cancelled, HO abandons/failure cause at least one of them.
37. method according to claim 36, wherein, whether the IP address before this HO process optimization indication can be used in target P OA.
38. method according to claim 36, wherein, this HO ID will be used for improved HO range finding.
39. the method for the handover that an execution is started by mobile radio station, it comprises:
Send first primitive to mobile radio station (MS) network control management system (NCMS), this first primitive indication hand-off request; And
Receive second primitive from MS NCMS, this second primitive indication handover is confirmed.
40., further comprise according to the described method of claim 39:
Use first and second primitive between one or more POA, to carry out the heterogeneous network handover,
Wherein, the target P OA of this first and second primitive indication networks of different type.
41. according to the described method of claim 39, further comprise, before receiving step:
If desired, for the purpose of the repeating transmission of carrying out first primitive, wait for receiving second primitive.
42. according to the described method of claim 41, wherein, this wait is carried out by using timer.
43. according to the described method of claim 39, wherein, this first primitive comprises target candidate person.
44. according to the described method of claim 43, wherein, this target candidate person comprises at least one tie-point (POA).
45. according to the described method of claim 44, wherein, this POA comprises base station (BS) or access point (AP).
46. according to the described method of claim 39, wherein, this first primitive comprise the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior at least one of them.
47. according to the described method of claim 46, wherein, this HO pattern indication is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.
48. according to the described method of claim 46, wherein, this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, the request of bi-directional data type conversion or handover cancellation.
49. according to the described method of claim 39, wherein, this second primitive comprises target candidate person.
50. according to the described method of claim 49, wherein, this target candidate person comprises at least one tie-point (POA).
51. according to the described method of claim 50, wherein, this POA comprises base station (BS) or access point (AP).
52. according to the described method of claim 39, wherein, this second primitive radio signal quality, link resources reservations, data forwarding request, the request of bi-directional data type conversion, handover of comprising the number of recommending POA, HO process optimization, HO ID, POA sign and being used for corresponding POA cancelled, HO abandons/failure cause at least one of them.
53. according to the described method of claim 52, wherein, whether the IP address before this HO process optimization indication can be used in target P OA.
54. according to the described method of claim 52, wherein, this HO ID will be used for improved HO range finding.
55., further comprise according to the described method of claim 39:
Send the 3rd primitive to MS NCMS, the 3rd primitive indication handover is carried out indication request; And
Receive the 4th primitive from MS NCMS, the 4th primitive indication handover is carried out indication and is confirmed.
56., further comprise according to the described method of claim 55:
Use third and fourth primitive between one or more POA, to carry out the heterogeneous network handover;
Wherein, the target P OA of this third and fourth primitive indication networks of different type.
57. according to the described method of claim 55, wherein, the 3rd primitive comprises target candidate person.
58. according to the described method of claim 57, wherein, this target candidate person comprises at least one tie-point (POA).
59. according to the described method of claim 58, wherein, this POA comprises base station (BS) or access point (AP).
60. according to the described method of claim 55, wherein, the 3rd primitive comprises HO indication type.
61. according to the described method of claim 60, wherein, this HO indication type comprises HO, HO cancellation or HO refusal.
62. according to the described method of claim 55, wherein, the 3rd primitive comprises the current link behavior, and this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, the request of bi-directional data type conversion, handover cancellation.
63. according to the described method of claim 55, wherein, the 4th primitive comprises object code, this object code is indicated to result's the success or the failure of the transmission of messages of network.
64., further comprise according to the described method of claim 39:
Unified interface is set up on upper strata to mobile radio station, be used to manage homogeneous network and heterogeneous network at least one message and from least one message of homogeneous network and heterogeneous network.
65. an execution is comprised by the method for the handover of network startup:
Receive first primitive from network N CMS (network control management system), this first primitive indication hand-off request; And
Send second primitive to network N CMS, this second primitive indication handover is confirmed.
66., further comprise according to the described method of claim 65:
Use first and second primitive between one or more POA, to carry out the heterogeneous network handover,
Wherein, the target P OA of this first and second primitive indication networks of different type.
67. according to the described method of claim 65, wherein, this first primitive comprises target candidate person.
68. according to the described method of claim 67, wherein, this target candidate person comprises at least one tie-point (POA).
69. according to the described method of claim 68, wherein, this POA comprises base station (BS) or access point (AP).
70. according to the described method of claim 65, wherein, this first primitive comprise the number of recommending tie-point (POA), POA sign, the radio signal quality that is used for corresponding POA, HO pattern, current link behavior at least one of them.
71. according to the described method of claim 70, wherein, this HO pattern indication is to carry out HO before disconnecting current link, still disconnects current link before carrying out HO.
72. according to the described method of claim 70, wherein, this current chained line is disconnection, the power that reduces link that indicates whether to carry out current link, the outage of carrying out link, the no behavior of carrying out link, link resources reservation, data forwarding request, the request of bi-directional data type conversion or handover cancellation.
73. according to the described method of claim 65, wherein, this second primitive comprises target candidate person.
74. according to the described method of claim 73, wherein, this target candidate person comprises at least one tie-point (POA).
75. according to the described method of claim 74, wherein, this POA comprises base station (BS) or access point (AP).
76. according to the described method of claim 65, wherein, this second primitive radio signal quality, link resources reservations, data forwarding request, the request of bi-directional data type conversion, handover of comprising the number of recommending POA, HO process optimization, HO ID, POA sign and being used for corresponding POA cancelled, HO abandons/failure cause at least one of them.
77. according to the described method of claim 76, wherein, whether the IP address before this HO process optimization indication can be used in target P OA.
78. according to the described method of claim 76, wherein, this HO ID will be used for improved HO range finding.
79., further comprise according to the described method of claim 65:
Be established to the unified interface on the upper strata of network, be used to manage homogeneous network and heterogeneous network at least one message and from least one message of homogeneous network and heterogeneous network.
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| KR20060020731A KR20060103106A (en) | 2005-03-24 | 2006-03-04 | Method of executing handover in broadband wireless access system |
| KR1020060020731 | 2006-03-04 | ||
| KR10-2006-0020731 | 2006-03-04 | ||
| PCT/KR2006/001087 WO2006101368A1 (en) | 2005-03-24 | 2006-03-24 | Method of executing handover in broadband wireless access system |
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| CN101080883B CN101080883B (en) | 2013-02-27 |
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| KR (1) | KR20060103106A (en) |
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| US8379596B2 (en) * | 2007-07-11 | 2013-02-19 | Intel Corporation | Requesting MAC context information from neighbor base stations |
| WO2010107278A2 (en) * | 2009-03-20 | 2010-09-23 | Lg Electronics Inc. | Method of reliable handover signaling procedure in a broadband wireless access system |
| US9264954B2 (en) | 2010-04-28 | 2016-02-16 | Qualcomm Incorporated | Neighbor relation information management |
| US9294972B2 (en) | 2010-04-28 | 2016-03-22 | Qualcomm Incorporated | Neighbor relation information management |
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| US6542490B1 (en) * | 1999-01-29 | 2003-04-01 | Nortel Networks Limited | Data link control proctocol for 3G wireless system |
| KR100943901B1 (en) * | 2003-08-19 | 2010-02-24 | 엘지전자 주식회사 | Method of Sharing Radio Protocol Entity for Broadcasting and Multicast |
| KR100689508B1 (en) * | 2003-09-04 | 2007-03-02 | 삼성전자주식회사 | Method for performing handover in a communication system |
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- 2006-03-24 TW TW95110385A patent/TWI299627B/en not_active IP Right Cessation
- 2006-03-24 CN CN2006800013804A patent/CN101080883B/en not_active Expired - Fee Related
- 2006-03-24 JP JP2008502921A patent/JP4619435B2/en not_active Expired - Fee Related
- 2006-03-24 AT AT06732689T patent/ATE515910T1/en not_active IP Right Cessation
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| US8631232B2 (en) | 2008-01-18 | 2014-01-14 | China Iwncomm Co., Ltd. | Wireless personal area network accessing method |
| CN101232419B (en) * | 2008-01-18 | 2010-12-08 | 西安西电捷通无线网络通信股份有限公司 | Wireless local area network access method based on primitive |
| US8984287B2 (en) | 2008-01-18 | 2015-03-17 | China Iwncomm Co., Ltd. | Wireless personal area network access method based on primitive |
| US9072015B2 (en) | 2008-01-25 | 2015-06-30 | Lg Electronics Inc. | Method for performing handover procedure and creating data |
| CN101911546B (en) * | 2008-01-25 | 2014-10-15 | Lg电子株式会社 | Method for performing handover procedure and creating data |
| US9326215B2 (en) | 2008-01-25 | 2016-04-26 | Lg Electronics Inc. | Method for performing handover procedure and creating data |
| US9681355B2 (en) | 2008-01-25 | 2017-06-13 | Lg Electronics Inc. | Method for performing handover procedure and creating data |
| CN102111832A (en) * | 2009-12-29 | 2011-06-29 | 中兴通讯股份有限公司 | Hard-switching method, communication system and base stations |
| CN102215539A (en) * | 2010-04-12 | 2011-10-12 | 三星电子株式会社 | Apparatus and method for supporting cooperative handover in broadband wireless communication system |
| CN102215539B (en) * | 2010-04-12 | 2015-07-15 | 三星电子株式会社 | Apparatus and method for supporting cooperative handover in broadband wireless communication system |
| US9380499B2 (en) | 2010-04-12 | 2016-06-28 | Samsung Electronics Co., Ltd. | Apparatus and method for supporting cooperative handover in broadband wireless communication system |
| CN104885518A (en) * | 2012-12-24 | 2015-09-02 | 诺基亚技术有限公司 | Methods and apparatus for differencitating security configurations in a radio local area network |
| CN104885518B (en) * | 2012-12-24 | 2019-03-12 | 诺基亚技术有限公司 | Method and apparatus in radio lan for distinguishing security configuration |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101080883B (en) | 2013-02-27 |
| TW200704215A (en) | 2007-01-16 |
| JP2008533943A (en) | 2008-08-21 |
| IL182534A (en) | 2012-09-24 |
| TWI299627B (en) | 2008-08-01 |
| KR20060103106A (en) | 2006-09-28 |
| IL182534A0 (en) | 2007-09-20 |
| ATE515910T1 (en) | 2011-07-15 |
| JP4619435B2 (en) | 2011-01-26 |
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