CN105992291A - Method and device for supporting ProSe business continuity - Google Patents
Method and device for supporting ProSe business continuity Download PDFInfo
- Publication number
- CN105992291A CN105992291A CN201510052161.XA CN201510052161A CN105992291A CN 105992291 A CN105992291 A CN 105992291A CN 201510052161 A CN201510052161 A CN 201510052161A CN 105992291 A CN105992291 A CN 105992291A
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- Prior art keywords
- base station
- resource
- reserved
- subscriber equipment
- information
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 105
- 238000004891 communication Methods 0.000 claims abstract description 24
- 238000012508 change request Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 10
- 230000011664 signaling Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/23—Manipulation of direct-mode connections
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/03—Reselecting a link using a direct mode connection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides a method and device for supporting the ProSe business continuity in the base station of a wireless communication network. The method comprises: a first base station sends the switching request information of reserved source information distributed by a transmission user device to a second base station; the second base station reserves information according to the reserved source information and sends the successfully reservation information for indicating that the source has been reserved for the transmission user device by the second base station; and the first base station sends a switching instruction for indicating that the transmission user device goes on using the current source transmission ProSe business to the transmission user device. The first base station also can send the information of a first source pool to the second base station, the second base station distributes the second resource pool according to the information of the first source pool, and the source of the first source pool and the source of the second source pool are not completely same. Therefore, the continuity of the ProSe business is ensured, a receiving user device can go on receiving ProSe information in the switching process of the transmission user device to avoid business interruption.
Description
Technical field
The present invention relates to cordless communication network, particularly relate in a communication network for supporting
The method of ProSe business continuance and device.
Background technology
Have been introduced into close to business (ProSe:Proximity at the LTE of 3GPP R12
Service) directly communication and ProSe directly find, but do not support under handoff scenario
The seriality of ProSe business.As it is shown in figure 1, when subscriber equipment wireless heterogeneous networks (RRC:
Radio Resource Control) under connection status on identical carrier wave (frequency is identical) from
Community 1 moves to community 2, even if ProSe business, business are all supported in community 1 and community 2
Interruption is inevitable.Such as, before handover, subscriber equipment is in the first base station 110 institute
The community 1 of linchpin performs ProSe business on the private resource of the first base station 110 configuration.Should
Subscriber equipment is referred to as transmitting subscriber equipment (Transmitter UE)；Accordingly, this user is received
The subscriber equipment of the ProSe business that equipment is transmitted is referred to as receiving subscriber equipment (Receiver
UE).When transmitting subscriber equipment and wanting to switch to community 2, although the second base station 120 can
With the hand off signaling general by comprising ProSe communication configuration parameter (ProSeCommonConfig)
The running time-frequency resource that this subscriber equipment directly communicates for ProSe in community 2 is sent to the first base
Stand 110, then hand off signaling is sent to by the first base station 110 described subscriber equipment again, use
Family equipment is after receiving hand off signaling, it is impossible to control (SC:Side-link at current direct link
Control) cycle use that the second base station 120 is user device configuration for directly communication time
Frequently resource, subscriber equipment must wait until that the next direct link control cycle joins described in could using
The running time-frequency resource put carries out the direct communications of ProSe, as in figure 2 it is shown, currently carry out
ProSe business will interrupt.This is the most unfavorable to Consumer's Experience.
Therefore, how being effectively prevented from service disconnection makes ProSe business protect in handoff procedure
Holding seriality is urgent problem.
Summary of the invention
As described above, due in cell switch process, the ProSe of subscriber equipment
There is the problem interrupted in business.In consideration of it, be necessary that providing a kind of keeps in handoff procedure
The scheme of ProSe business continuance.
According to the first aspect of the invention, it is provided that a kind of the first base at cordless communication network
For the method supporting ProSe business continuance in standing, the method includes: A. is to the second base
Standing and send handover request message, described handoff request message includes as transmission user equipment allocation
Reserved resource information for ProSe business；B. receive and come from the pre-of described second base station
Staying success message, described reserved success message to be used for indicating described second base station is that described transmission is used
Family equipment has reserved the resource indicated by reserved resource information in described handover request；And
C. sending switching command to described transmission subscriber equipment, it is described that described switching command comprises instruction
Transmission subscriber equipment is continuing with the message of current resource transmission ProSe business；Wherein, institute
Stating the second base station is target BS, and described first base station is source base station.
According to one embodiment of present invention, described reserved resource information includes distributing to described biography
Defeated subscriber equipment control the cycle or next direct link controls the cycle at current direct link
Running time-frequency resource information and carrier resource information.
According to one embodiment of present invention, described step B also includes: receive described in coming from
The reserved failed message of the second base station, described reserved failed message is used for indicating described second base station
The reserved resource information indication in described handover request can not be reserved for described transmission subscriber equipment
The resource shown.
According to the second aspect of the invention, it is provided that a kind of the second base at cordless communication network
For the method for supporting ProSe business continuance in standing, described method includes: a. receive from
In the handover request message of the first base station, described handoff request message includes as transmission subscriber equipment
The reserved resource information for ProSe business of distribution；B. according to described reserved resource information it is
Resource reserved by described transmission subscriber equipment；And c. sends to described first base station and reserves successfully
Message, it is described transmission subscriber equipment that described reserved success message is used for indicating described second base station
Reserve the resource indicated by reserved resource information in described handover request；Wherein, described
Two base stations are target BS, and described first base station is source base station.
According to one embodiment of present invention, described reserved resource information includes distributing to described biography
Defeated subscriber equipment control the cycle or next direct link controls the cycle at current direct link
Running time-frequency resource information and carrier resource information.
According to one embodiment of present invention, described step c also includes: to described first base station
Sending reserved failed message, described reserved failed message is used for indicating described second base station not to be
The money indicated by reserved resource information in described handover request reserved by described transmission subscriber equipment
Source.
According to one embodiment of present invention, described step b also includes: according to described reserved money
Source information is dispatched other subscriber equipment and is made described second base station be that described transmission subscriber equipment is pre-
Stay the resource indicated by reserved resource information in described handover request.
According to the third aspect of the present invention, it is provided that a kind of the first base at cordless communication network
For the method for supporting ProSe business continuance in standing, comprising: send the to the second base station
The information of one resource pool, described first resource pond is that described first base is distributed in described first base station
Stand the resource for ProSe business of subscriber equipment of jurisdiction district；And reception comes from institute
Stating the information in the Secondary resource pond of the second base station, described Secondary resource pond is that described second base station is divided
The resource for ProSe business of the subscriber equipment of the second jurisdiction district, base station described in dispensing.
According to one embodiment of present invention, when described first jurisdiction district, base station and described second
When the carrier wave of jurisdiction district, base station is identical, the resource in described first resource pond and described Secondary resource
The resource in pond is incomplete same.
According to the fourth aspect of the present invention, it is provided that a kind of the second base at cordless communication network
For the method supporting ProSe business continuance in standing, come from the first base comprising: receive
The information in the first resource pond stood, described first resource pond is described in described first base station is distributed to
The resource for ProSe business of the subscriber equipment of the first jurisdiction district, base station；According to described
The information of one resource pool, distributes the Secondary resource pond of described second jurisdiction district, base station；And to
Described first base station sends the information in the Secondary resource pond of described second jurisdiction district, base station, described
Secondary resource pond is that described second base station is distributed to the user of described second jurisdiction district, base station and set
The standby resource for ProSe business.
According to one embodiment of present invention, when described first jurisdiction district, base station and described second
When jurisdiction district, base station carrier wave is identical, the resource in described first resource pond and described Secondary resource pond
Resource incomplete same.
According to the fifth aspect of the present invention, it is provided that a kind of the first base at cordless communication network
For supporting the device of ProSe business continuance in standing, described device includes: first launches list
Unit, its for second base station send handover request message, described handoff request message include into
The reserved resource information for ProSe business of transmission user equipment allocation, described reserved resource
Information include distributing to described transmission subscriber equipment current direct link control the cycle or under
One direct link controls running time-frequency resource information and the carrier resource information in cycle；Receive single
Unit, it comes from the reserved success message of described second base station, described reserved success for receiving
Message be used for indicating described second base station be described transmission subscriber equipment reserved described switching please
The resource indicated by reserved resource information asked；And second transmitter unit, it is for institute
Stating transmission subscriber equipment and send switching command, described switching command comprises instruction described transmission user
Equipment is continuing with the message of current resource transmission ProSe business；
Wherein, described second base station is target BS, and described first base station is source base station.
According to the sixth aspect of the invention, it is provided that a kind of the second base at cordless communication network
For supporting the device of ProSe business continuance in standing, described device includes: receive unit,
It comes from the handover request message of the first base station for receiving, and described handoff request message includes
For transmitting the reserved resource information for ProSe business of user equipment allocation, described reserved money
Source information include distributing to described transmission subscriber equipment current direct link control the cycle or
Next direct link controls running time-frequency resource information and the carrier resource information in cycle；Reserved single
Unit, it is used for according to described reserved resource information is that resource reserved by described transmission subscriber equipment；With
And transmitter unit, it is for sending reserved success message to described first base station, described reserved
It is to have cut described in described transmission subscriber equipment has been reserved that success message is used for indicating described second base station
Change the resource indicated by reserved resource information in request；Wherein, described second base station is target
Base station, described first base station is source base station.
According to the seventh aspect of the present invention, it is provided that a kind of the first base at cordless communication network
For supporting the device of ProSe business continuance in standing, described device includes: transmitter unit,
It for sending the information in first resource pond to the second base station, and described first resource pond is described the
One base station distribute to the subscriber equipment of described first jurisdiction district, base station for ProSe business
Resource；And reception unit, it comes from the Secondary resource pond of described second base station for receiving
Information, it is administrative little that described Secondary resource pond is that described second base station is distributed in described second base station
The resource for ProSe business of the subscriber equipment in district, wherein, when described first base station is administrative
When community is identical with the carrier wave of described second jurisdiction district, base station, the resource in described first resource pond
Differ with the resource in described Secondary resource pond.
According to the eighth aspect of the present invention, it is provided that a kind of the second base at cordless communication network
For supporting the device of ProSe business continuance in standing, described device includes: receive unit,
It is for receiving the information in the first resource pond coming from the first base station, and described first resource pond is
Described first base station distribute to the subscriber equipment of described first jurisdiction district, base station for ProSe
The resource of business；Allocation unit, it distributes institute for the information according to described first resource pond
State the Secondary resource pond of the second jurisdiction district, base station, when described first jurisdiction district, base station and described
When the carrier wave of the second jurisdiction district, base station is identical, the resource in described first resource pond and described second
The resource of resource pool differs；And transmitter unit, it is for sending institute to described first base station
Stating the information in the Secondary resource pond of the second jurisdiction district, base station, described Secondary resource pond is described
Two base stations distribute to the subscriber equipment of described second jurisdiction district, base station for ProSe business
Resource.
Based on the solution of the present invention, by before handover, the second base station 3 is reserved transmission
Subscriber equipment carries out the running time-frequency resource of ProSe business so that the ProSe industry of transmission subscriber equipment
Business can keep seriality, receives subscriber equipment and also is able to the handoff procedure at transmission subscriber equipment
In continue to receive ProSe information, thus avoid the waste of resource, improve system effectiveness with
And improve the satisfaction of user.
And, by the negotiation of resource pool, can not only farthest avoid different user to set
The standby interference between ProSe business, and preferably can keep during switching
The seriality of ProSe business.
Various aspects of the invention are more clear by the explanation by embodiment in detail below
Clear.
Accompanying drawing explanation
The detailed description that non-limiting example is made made with reference to the following drawings by reading,
The other features, objects and advantages of the present invention will become more apparent:
Fig. 1 shows the ambulant schematic diagram of the subscriber equipment of ProSe business；
Fig. 2 shows the schematic diagram of the ProSe service disconnection caused by switching；
Fig. 3 shows the flow process that ProSe service resources according to an embodiment of the invention is reserved
Figure；
Fig. 4 shows the stream that ProSe service resources pond according to an embodiment of the invention is consulted
Cheng Tu；
Fig. 5 shows the stream that ProSe service resources according to another embodiment of the invention is reserved
Cheng Tu；
Fig. 6 shows the device that ProSe service resources according to an embodiment of the invention is reserved
The schematic diagram of 600；
Fig. 7 shows the device that ProSe service resources according to an embodiment of the invention is reserved
The schematic diagram of 700；
Fig. 8 shows the dress that ProSe service resources pond according to an embodiment of the invention is consulted
Put the schematic diagram of 800；And
Fig. 9 shows the dress that ProSe service resources pond according to an embodiment of the invention is consulted
Put the schematic diagram of 900.
In the drawings, same or similar reference represents identical or corresponding parts or feature.
Detailed description of the invention
In the specific descriptions of following preferred embodiment, by with reference to the part constituting the present invention
Appended accompanying drawing.Appended accompanying drawing has been illustrated by way of example and has been capable of the present invention's
Specific embodiment.The embodiment of example is not intended as the limit all enforcements according to the present invention
Example.Although it should be noted that accompanying drawing describing method in the present invention with particular order
Step, but this do not require that or imply must according to this particular order to perform these behaviour
Make, or having to carry out the most shown operation could realize desired result, on the contrary, herein
Described in step can change execution sequence.Additionally or alternatively, it is convenient to omit some
Multiple steps are merged into a step and are performed, and/or are decomposed into multiple by a step by step
Step performs.
The present invention and embodiment mainly describe relevant with 3GPP specification for specific example
The network configuration of property and the non-limiting embodiment of deployment.Particularly by LTE communication system
The suitability of described embodiment is described as non-limiting example.Therefore, given in the text
The description of the exemplary embodiment gone out refers specifically to directly related term.This term is only used for
The content of non-limiting example, limits the present invention the most never in any form.On the contrary, only
Features described herein to be met, it is possible to use other any network configuration or system deployment
Deng.
The central scope of the present invention there are provided the side for supporting ProSe business continuance
Case.
Fig. 3 shows the flow process that ProSe service resources according to an embodiment of the invention is reserved
Figure.In order to allow transmission subscriber equipment also can be consecutively carried out ProSe business after switching,
Source base station need switching message in notify target BS distribute to this subscriber equipment for ProSe
The resource of business, so that target BS can reserve source for this subscriber equipment on the same carrier
The resource that base station is distributed.
In step S301, the first base station 310 sends handover request message to the second base station 320,
This handoff request message include for transmission subscriber equipment 330 distribution for transmitting ProSe business
Reserved resource information, this resource information is referred to as reserved resource information in this patent.Transmission is used
Family equipment 330 can receive subscriber equipment with one or more other and carry out ProSe business, its
In the first base station 310 be source base station, the second base station 320 is target BS.
This reserved resource information can include distributing to transmitting subscriber equipment 330 at current directly chain
Road controls the running time-frequency resource letter in (SC:Sidelink Control) cycle or next SC cycle
Breath and carrier resource information.Concrete, carrier resource information refers to carrier frequency, running time-frequency resource
Information refers to transmit the time-frequency location of the such as Physical Resource Block PRB of ProSe business.
In step 302, second base station 320 receive come from the first base station 310 switching please
Seek message, and reserve resource according to this reserved resource information for transmission subscriber equipment 330.
If the second base station 320 find in handover request message for transmission subscriber equipment 330
The resource indicated by reserved resource information of distribution is idle, then the second base station 320 is in step S303
Middle transmission to the first base station 310 reserves success message, and this reserved success message is used for instruction second
Base station 320 is the reserved resource information indication that transmission subscriber equipment 330 has been reserved in handover request
The resource shown.Reserved success message may be embodied in switching request acknowledgement message, and this needs
Existing switching request acknowledgement message comprises the reserved success message of newly-increased cell instruction.
If the second base station 320 find in handover request message for transmission subscriber equipment 330
The resource indicated by reserved resource information of distribution is not idle, such as, already is allocated to it
Its subscriber equipment, the second base station 320 can use such as seize (pre-emption) mode or
Other mode dispatched (as the carrying out of other subscriber equipmenies using this resource is rescheduled,
Avoid using this resource) reserve resource for transmission subscriber equipment 330.Then, in step S303
In, the second base station 320 sends reserved success message to the first base station 310, and this is reserved and successfully disappears
Breath for instruction the second base station 320 for transmission subscriber equipment 330 reserved in handover request pre-
Stay the resource indicated by resource information.
If the second base station 320 find in handover request message for transmission subscriber equipment 330
The resource indicated by reserved resource information of distribution is not idle, and the second base station 320 does not has
Way is that the first desired resource in base station 310 is reserved, in step S3021 in the first base station 310
In, the second base station 320 sends reserved failed message to the first base station 310, and this is reserved and unsuccessfully disappears
Breath can not be reserved in handover request for transmission subscriber equipment 330 for instruction the second base station 320
Reserved resource indicated by resource information.
Come from described second reserving of base station 320 successfully disappear when the first base station 310 receives
Breath, in step S303, the first base station 310 sends switching life to transmission subscriber equipment 330
Order, this switching command comprises the described transmission subscriber equipment 330 of instruction and is continuing with current resource
The message of transmission ProSe business, this current resource can be that current direct link controls the cycle
Or next one direct link controls running time-frequency resource and the carrier resource in cycle, current direct herein
The link control cycle refers to that the direct link at switching command place controls the cycle；Next directly chain
The road control cycle refers to that the direct link after switching command controls the cycle.Then complete in switching
Afterwards, transmission subscriber equipment 330 can be believed according to the scheduling of resource coming from the second base station 320
Breath carries out ProSe business.
And, after receiving the switching command coming from the first base station 310, transmit user
Equipment 320 can be to the administrative Target cell initiating random access procedure of the second base station 320.Root
According to the carrier wave configuring condition of the second base station 320, transmission subscriber equipment can with perform ProSe
Random access procedure is performed on same or different carrier wave.
As it has been described above, by before handover, in the second base station 320, reserved transmission user sets
Standby 330 time-frequency and the carrier resources carrying out ProSe business so that transmission subscriber equipment 330
ProSe business can keep seriality, receive subscriber equipment and also be able at transmission subscriber equipment
The handoff procedure of 330 continues to receive ProSe information, thus avoids the waste of resource, carry
High system effectiveness, improves the satisfaction of user.
Fig. 4 shows the stream that ProSe service resources pond according to an embodiment of the invention is consulted
Cheng Tu.Source base station and target BS can enter by the way of such as at X2 interface resource negotiation
The distribution of row resource pool is to support ProSe business continuance.
In step S401, the first base station 410 sends first resource pond to the second base station 420
Information, this first resource pond is that the first jurisdiction district, base station 410 is distributed in the first base station 410
The resource for ProSe business of subscriber equipment.
In step S402, the second base station 420 receives and comes from the first of the first base station 410
The information of resource pool, according to the information in first resource pond, the second base station is distributed in the second base station 420
The Secondary resource pond of 420 jurisdiction districts.
Preferably, when the first jurisdiction district, base station 410 and described second jurisdiction district, base station 420
When carrier wave is identical, the resource in first resource pond and the resource in Secondary resource pond differ.
Such as, in the carrier wave in the first jurisdiction district, base station 410 for ProSe business
The resource in first resource pond is Physical Resource Block 1-10 (PRB:Physical Resource Block),
For the Secondary resource pond of ProSe business in same carrier wave in the second jurisdiction district, base station
Resource is PRB30-40.
The most such as, in the carrier wave in the first jurisdiction district, base station 410 for ProSe business
The resource in first resource pond be PRB1-10, the same carrier wave in the second jurisdiction district, base station
In for the resource in Secondary resource pond of ProSe business be PRB5-15.
In step S403, the second base station 420 sends the second base station 420 to the first base station 410
The information in the Secondary resource pond of jurisdiction district, this Secondary resource pond is that the second base station 420 is distributed to
The resource for ProSe business of the subscriber equipment of the second jurisdiction district, base station.
By the negotiation of resource pool, can not only farthest avoid different user devices
Interference between ProSe business, and can preferably keep ProSe during switching
The seriality of business.
Fig. 5 shows the stream that ProSe service resources according to another embodiment of the invention is reserved
Cheng Tu.In Figure 5, first the first base station 510 and the second base station 520 carry out resource pool negotiation,
Then the second base station 520 carries out resource reservation for transmission subscriber equipment 530.
In step S501, the first base station 510 sends first resource pond to the second base station 520
Information, this first resource pond is the use that the first jurisdiction district, base station 510 is distributed in the first base station 510
The resource for ProSe business of family equipment, wherein the first base station 510 is source base station, the second base
Stand 520 for target BS.
In step S502, the second base station 520 receives the first money coming from the first base station 510
The information in pond, source, according to the information in first resource pond, the second base station 520 is distributed in the second base station 520
The Secondary resource pond of jurisdiction district.
Preferably, carry when the first jurisdiction district, base station 510 and described second jurisdiction district, base station 520
When ripple is identical, the resource in first resource pond and the resource in Secondary resource pond differ.
Such as, in the carrier wave in the first jurisdiction district, base station 510 for the of ProSe business
The resource of one resource pool is PRB1-10, is used in the same carrier wave in the second jurisdiction district, base station
The resource in the Secondary resource pond of ProSe business is PRB30-40.
The most such as, in the carrier wave in the first jurisdiction district, base station 510 for ProSe business
The resource in first resource pond is PRB1-10, uses in the same carrier wave in the second jurisdiction district, base station
Resource in the Secondary resource pond of ProSe business is PRB5-15.
In step S503, the second base station 520 sends the second base station 520 to the first base station 510
The information in the Secondary resource pond of jurisdiction district, this Secondary resource pond is that the second base station 520 distributes to
The resource for ProSe business of the subscriber equipment of two jurisdiction district, base stations.
It will be understood by those skilled in the art that the process that resource pool is consulted can be by participating in resource
Arbitrary base station in the base station that pond is consulted is initiated.
In step S504, the first base station 510 sends handover request message to the second base station 520,
This handoff request message include for transmission subscriber equipment 530 distribution for transmitting ProSe business
Reserved resource information.Transmission subscriber equipment 530 can be carried out with other subscriber equipmenies one or more
ProSe business.
This reserved resource information can include distributing to transmitting subscriber equipment 530 in the current SC cycle
Or the running time-frequency resource information in next SC cycle and carrier resource information.Specifically, carrier wave money
Source information refers to that carrier frequency, running time-frequency resource information refer to transmit the such as physics money of ProSe business
The time-frequency location of source block PRB.
In step 505, the second base station 520 receives the handover request coming from the first base station 510
Message, and reserve resource according to this reserved resource information for transmission subscriber equipment 530.
If the second base station 520 find in handover request message for transmission subscriber equipment 530 points
The resource indicated by reserved resource information joined is idle, and (the such as resource in first resource pond is
PRB1-10, the resource in Secondary resource pond is PRB30-40, and the second base station 520 is not for other
In the case of the desired resource of transmission subscriber equipment 530 in user equipment allocation PRB1-10),
Then the second base station 520 sends reserved success message in step S505 to the first base station 510, should
Reserved success message has reserved switching for instruction the second base station 520 for transmission subscriber equipment 530 please
The resource indicated by reserved resource information asked.
It addition, even if the resource in first resource pond and Secondary resource pond overlaps, such as,
The resource of one resource pool is PRB1-10, and the resource in Secondary resource pond is PRB5-15.Considering it
In the case of the dispatching requirement of his subscriber equipment, the second base station 520 can be transmission subscriber equipment 530
The desired resource of transmission subscriber equipment 530 being reserved on same carrier wave, if the second base station 520
The desired resource of transmission subscriber equipment 530 on PRB1-10 is not distributed to other use
Family.
Even if under special circumstances, the resource in first resource pond and Secondary resource pond is identical, only
Want the second base station 520 not by transmission subscriber equipment 530 institute in same carrier wave same asset pond
Desired resource distributes to other subscriber equipment, and the second base station 520 still can be that transmission user sets
Standby its desired resource reserved.
If the second base station 520 find in handover request message for transmission subscriber equipment 530 points
The resource indicated by reserved resource information joined is not for idle, such as, already is allocated to other and uses
Family equipment, the second base station 520 still can use such as seize the mode of (pre-emption) or its
The mode of its scheduling reserves resource for transmission subscriber equipment 530.Then, in step S505,
Second base station 520 sends reserved success message to the first base station 510, and this reserved success message is used for
Indicating the second base station 520 is the reserved resource letter that transmission subscriber equipment 330 has been reserved in handover request
Resource indicated by breath.
Reserved success message can also be included in switching request acknowledgement message, and this needs existing
Switching request acknowledgement message in comprise the newly-increased cell reserved success message of instruction.
If the second base station 520 find in handover request message for transmission subscriber equipment 530 points
The resource indicated by reserved resource information joined is not for idle, and has no idea in the second base station 520
It is that the first desired resource in base station 510 is reserved in the first base station 510, in step S5052, the
Two base stations 520 send reserved failed message to the first base station 510, and this reserved failed message is used for referring to
Show the reserved resource letter that the second base station 520 can not be reserved in handover request for transmission subscriber equipment 530
Resource indicated by breath.It should be noted that, reserved failed message can be disappeared by Handover Request Acknowledge
Breath does not comprise reserved success message indicate.
The reserved success message of described second base station 520 is come from when the first base station 510 receives,
In step S506, the first base station 510 sends switching command to transmission subscriber equipment 530, should
Switching command comprises the described transmission subscriber equipment 530 of instruction and is continuing with current resource transmission
The message of ProSe business, this current resource can be current direct link control the cycle or next
Individual direct link controls running time-frequency resource and the carrier resource in cycle, herein current direct link control
Cycle processed refers to that the direct link at switching command place controls the cycle, and next direct link controls
Cycle refers to that the direct link after switching command controls the cycle.The most after the completion of the handover,
Transmission subscriber equipment 530 can be carried out according to the resource scheduling information coming from the second base station 320
ProSe business.And, after receiving the switching command coming from the first base station 510, pass
Defeated subscriber equipment S530 can initiate Stochastic accessing mistake by the administrative Target cell to the second base station 520
Journey.According to the carrier wave configuring condition of the second base station 520, transmission subscriber equipment 530 can with hold
Random access procedure is performed on the same or different carrier wave of row ProSe.
When transmission subscriber equipment can continue executing with current ProSe in target BS jurisdiction district
During business, for the reception subscriber equipment corresponding with transmission subscriber equipment, it is the most understanding
Know and be switched to target BS jurisdiction district from source base station jurisdiction district to transmission subscriber equipment,
In the SC cycle that switching occurs, receive subscriber equipment may proceed to receive the data of transmission subscriber equipment.
In the next SC cycle in the SC cycle that switching occurs, transmission subscriber equipment can set to receiving user
Preparation send the dispatching distribution (SA:Scheduling being associated with target BS jurisdiction district
Assignment) information, such as, the resource information in Secondary resource pond.Thus receive user and set
Standby can continue to receives the data coming from transmission subscriber equipment.
Fig. 6 shows what ProSe service resources according to an embodiment of the invention was reserved
The schematic diagram of device 600.Device 600 can be such as or can be implemented in above in association with figure
The first base station 310 or the first base station 510 in embodiment described by 3 or Fig. 5.
As shown in Figure 6, device 600 includes the first transmitter unit 610, and it is for second
Base station sends handover request message, and this handoff request message includes as transmission user equipment allocation
Reserved resource information, this reserved resource information include distributing to transmitting subscriber equipment current straight
Chain link road controls cycle or the running time-frequency resource information in next direct link control cycle and load
Ripple resource information；Receiving unit 620, it comes from the reserved of described second base station for receiving
Success message, reserved success message is used for indicating described second base station to reserve for transmission subscriber equipment
Resource indicated by reserved resource information in handover request；Second transmitter unit 630, its
For sending switching command to transmission subscriber equipment, this switching command comprises instruction transmission user and sets
The standby message being continuing with current resource transmission ProSe business；Wherein, this second base station is
Target BS, this first base station is source base station.
Fig. 7 shows the dress that ProSe service resources according to an embodiment of the invention is reserved
Put the schematic diagram of 700.Device 700 can be such as or can be implemented in above in association with Fig. 3
Or the second base station 320 or the second base station 520 in the embodiment described by Fig. 5.
As it is shown in fig. 7, device 700 includes receiving unit 710, it comes from for reception
The handover request message of one base station, handoff request message includes as transmitting the pre-of user equipment allocation
Stay resource information, this reserved resource information include distributing to transmitted subscriber equipment current straight
Chain link road controls cycle or the running time-frequency resource information in next direct link control cycle and load
Ripple resource information；Prearranged elements 720, it is that described transmission is used for the reserved resource information of basis
Family equipment reserves resource.Transmitter unit 730, it successfully disappears for sending to reserve to the first base station
Breath, it is that described transmission subscriber equipment is reserved that reserved success message is used for indicating described second base station
The resource indicated by reserved resource information in handover request；Wherein, the second base station is target base
Standing, the first base station is source base station.
Fig. 8 shows the dress that ProSe service resources pond according to an embodiment of the invention is consulted
Put the schematic diagram of 800.Device 800 can be such as or can be implemented in above in association with Fig. 4
Or the first base station 410 or the second base station 510 in the embodiment described by Fig. 5.
As shown in Figure 8, device 800 includes transmitter unit 810, and it is for sending to the second base station
The information in first resource pond, described first resource pond is that described first base is distributed in described first base station
Stand the resource for ProSe business of subscriber equipment of jurisdiction district；Receiving unit 820, it is used
Come from the information in the Secondary resource pond of the second base station in reception, Secondary resource pond is described second base
The resource for ProSe business of the subscriber equipment of described second jurisdiction district, base station is distributed at station,
Wherein, when the first jurisdiction district, base station is identical with the carrier wave of the second jurisdiction district, base station, the first money
The resource in pond, source and the resource in described Secondary resource pond are incomplete same.
Fig. 9 shows the dress that ProSe service resources pond according to an embodiment of the invention is consulted
Put the schematic diagram of 900.Device 900 can be such as or can be implemented in above in association with Fig. 4
Or the second base station 420 or the second base station 520 in the embodiment described by Fig. 5.
As it is shown in figure 9, device 900 includes receiving unit 910, it comes from first for reception
The information in the first resource pond of base station, it is administrative that first resource pond is that the first base station is distributed in the first base station
The resource for ProSe business of the subscriber equipment of community；Allocation unit 920, it is used for basis
The information in first resource pond, distributes the Secondary resource pond of the second jurisdiction district, base station, when the first base station
When jurisdiction district is identical with the carrier wave of the second jurisdiction district, base station, the resource in first resource pond and second
The resource of resource pool is incomplete same；Transmitter unit 930, it is described for sending to the first base station
The information in the Secondary resource pond of the second jurisdiction district, base station, Secondary resource pond is that described second base station is divided
The resource for ProSe business of the subscriber equipment of the second jurisdiction district, base station described in dispensing.
It should be pointed out that, above-described embodiment is to illustrate rather than limit the invention, and
It should be appreciated that without departing from the spirit and scope of the present invention, such as this area skill
The modifications and variations that art personnel should be appreciated that be possible use.Such modifications and variations quilt
It is considered within the present invention and scope of the following claims.Protection scope of the present invention by
Appended claim limits.Additionally, any reference in the claims should not be solved
It is interpreted as limiting claim.Use verb " to include " and variant is not precluded from not wanting in right
Element described in asking or the existence of step.Indefinite article " one " before an element or step
Or " one " is not excluded for multiple such element or the existence of step.
Claims (15)
1. one kind is used for supporting ProSe business continuity in the first base station of cordless communication network
The method of property, described method includes:
A. sending handover request message to the second base station, described handoff request message includes as passing
The reserved resource information for ProSe business of defeated user equipment allocation；
B. receiving the reserved success message coming from described second base station, described reserving successfully disappears
It is that described handover request reserved by described transmission subscriber equipment that breath is used for indicating described second base station
In the resource indicated by reserved resource information；And
C. sending switching command to described transmission subscriber equipment, described switching command comprises instruction
Described transmission subscriber equipment is continuing with the message of current resource transmission ProSe business；
Wherein, described second base station is target BS, and described first base station is source base station.
Method the most according to claim 1, it is characterised in that described reserved resource information
Cycle or the next one is controlled at current direct link including distribute to described transmission subscriber equipment
Direct link controls running time-frequency resource information and the carrier resource information in cycle.
Method the most according to claim 1, it is characterised in that described step B is also wrapped
Include:
Receiving the reserved failed message coming from described second base station, described reserved failed message is used
Can not reserve in described handover request for described transmission subscriber equipment in indicating described second base station
The resource indicated by reserved resource information.
4. one kind is used for supporting ProSe business continuity in the second base station of cordless communication network
The method of property, described method includes:
A. receiving the handover request message coming from the first base station, described handoff request message includes
For transmitting the reserved resource information for ProSe business of user equipment allocation；
B. it is that resource reserved by described transmission subscriber equipment according to described reserved resource information；And
C. sending reserved success message to described first base station, described reserved success message is used for referring to
Show that described second base station is that reserving in described handover request reserved by described transmission subscriber equipment
Resource indicated by resource information；
Wherein, described second base station is target BS, and described first base station is source base station.
Method the most according to claim 4, it is characterised in that described reserved resource information
Cycle or the next one is controlled at current direct link including distribute to described transmission subscriber equipment
Direct link controls running time-frequency resource information and the carrier resource information in cycle.
Method the most according to claim 4, it is characterised in that described step c also includes:
Sending reserved failed message to described first base station, described reserved failed message is used for indicating
Reserving in described handover request can not be reserved for described transmission subscriber equipment in described second base station
Resource indicated by resource information.
Method the most according to claim 4, it is characterised in that described step b also includes:
Dispatching other subscriber equipment according to described reserved resource information makes described second base station to be
The money indicated by reserved resource information in described handover request reserved by described transmission subscriber equipment
Source.
8. one kind is used for supporting ProSe business continuity in the first base station of cordless communication network
The method of property, comprising:
Send the information in first resource pond to the second base station, described first resource pond is described first
The money for ProSe business of the subscriber equipment of described first jurisdiction district, base station is distributed in base station
Source；And
Receive the information in the Secondary resource pond coming from described second base station, described Secondary resource pond
Distribute to for described second base station described second jurisdiction district, base station subscriber equipment for
The resource of ProSe business.
Method the most according to claim 8, it is characterised in that when described first base station institute
When linchpin community is identical with the carrier wave of described second jurisdiction district, base station, the money in described first resource pond
The resource in source and described Secondary resource pond is incomplete same.
10. one kind is used for supporting ProSe business continuity in the second base station of cordless communication network
The method of property, comprising:
Receiving the information in the first resource pond coming from the first base station, described first resource pond is institute
State the first base station distribute to described first jurisdiction district, base station subscriber equipment for ProSe industry
The resource of business；
According to the information in described first resource pond, distribute the second of described second jurisdiction district, base station
Resource pool；And
The letter in the Secondary resource pond of described second jurisdiction district, base station is sent to described first base station
Breath, described Secondary resource pond is that described second jurisdiction district, base station is distributed in described second base station
The resource for ProSe business of subscriber equipment.
11. methods according to claim 10, it is characterised in that when described first base station
When jurisdiction district is identical with described second jurisdiction district, base station carrier wave, the money in described first resource pond
The resource in source and described Secondary resource pond is incomplete same.
12. 1 kinds are used for supporting ProSe business continuity in the first base station of cordless communication network
The device of property, described device includes:
First transmitter unit, it is for sending handover request message, described switching to the second base station
Request message includes believing for the reserved resource for ProSe business of transmission user equipment allocation
Breath, described reserved resource information include distributing to described transmission subscriber equipment at current directly chain
Road controls cycle or the running time-frequency resource information in next direct link control cycle and carrier wave money
Source information；
Receiving unit, it comes from the reserved success message of described second base station, institute for receiving
Stating reserved success message for indicating described second base station is that described transmission subscriber equipment is reserved
The resource indicated by reserved resource information in described handover request；And
Second transmitter unit, it is for sending switching command to described transmission subscriber equipment, described
Switching command comprises the described transmission subscriber equipment of instruction and is continuing with current resource transmission ProSe
The message of business；
Wherein, described second base station is target BS, and described first base station is source base station.
13. 1 kinds are used for supporting ProSe business continuity in the second base station of cordless communication network
The device of property, described device includes:
Receiving unit, it comes from the handover request message of the first base station for receiving, described in cut
Change request message to include believing for the reserved resource for ProSe business of transmission user equipment allocation
Breath, described reserved resource information include distributing to described transmission subscriber equipment at current directly chain
Road controls cycle or the running time-frequency resource information in next direct link control cycle and carrier wave money
Source information；
Prearranged elements, it is used for according to described reserved resource information is that described transmission subscriber equipment is pre-
Stay resource；And
Transmitter unit, it is for sending reserved success message to described first base station, described reserved
It is to have cut described in described transmission subscriber equipment has been reserved that success message is used for indicating described second base station
Change the resource indicated by reserved resource information in request；
Wherein, described second base station is target BS, and described first base station is source base station.
14. 1 kinds are used for supporting that ProSe business is even in the first base station of cordless communication network
The device of continuous property, described device includes:
Transmitter unit, it for sending the information in first resource pond to the second base station, and described first
Resource pool is the subscriber equipment that described first jurisdiction district, base station is distributed in described first base station
Resource for ProSe business；And
Receiving unit, it is for receiving the letter in the Secondary resource pond coming from described second base station
Breath, described Secondary resource pond is that described second jurisdiction district, base station is distributed in described second base station
The resource for ProSe business of subscriber equipment, wherein, when described first jurisdiction district, base station
Time identical with the carrier wave of described second jurisdiction district, base station, the resource in described first resource pond and institute
The resource stating Secondary resource pond differs.
15. 1 kinds are used for supporting ProSe business continuity in the second base station of cordless communication network
The device of property, described device includes:
Receiving unit, it is for receiving the information in the first resource pond coming from the first base station, institute
Stating first resource pond is the user that described first jurisdiction district, base station is distributed in described first base station
The resource for ProSe business of equipment；
Allocation unit, it, for the information according to described first resource pond, distributes described second base
Stand the Secondary resource pond of jurisdiction district, when described first jurisdiction district, base station and described second base station
When the carrier wave of jurisdiction district is identical, the resource in described first resource pond and described Secondary resource pond
Resource differs；And
Transmitter unit, it is for sending described second jurisdiction district, base station to described first base station
The information in Secondary resource pond, described Secondary resource pond is that described second base station distributes to described second
The resource for ProSe business of the subscriber equipment of jurisdiction district, base station.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052161.XA CN105992291B (en) | 2015-01-30 | 2015-01-30 | For supporting the method and device of ProSe business continuance |
| TW105100166A TW201639391A (en) | 2015-01-30 | 2016-01-05 | Method and apparatus for supporting prose service continuity |
| PCT/IB2016/000257 WO2016120727A2 (en) | 2015-01-30 | 2016-01-19 | Method and apparatus for supporting prose service continuity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052161.XA CN105992291B (en) | 2015-01-30 | 2015-01-30 | For supporting the method and device of ProSe business continuance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105992291A true CN105992291A (en) | 2016-10-05 |
| CN105992291B CN105992291B (en) | 2019-10-25 |
Family
ID=55590105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510052161.XA Active CN105992291B (en) | 2015-01-30 | 2015-01-30 | For supporting the method and device of ProSe business continuance |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105992291B (en) |
| TW (1) | TW201639391A (en) |
| WO (1) | WO2016120727A2 (en) |
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| WO2018141230A1 (en) * | 2017-02-02 | 2018-08-09 | Qualcomm Incorporated | Downlink data coordination based low or 0 ms mobility interruption |
| CN111417086A (en) * | 2019-01-07 | 2020-07-14 | 中国移动通信有限公司研究院 | Resource management method and base station |
| WO2020200135A1 (en) * | 2019-03-29 | 2020-10-08 | 华为技术有限公司 | Resource configuration method and communication device |
| WO2021068813A1 (en) * | 2019-10-08 | 2021-04-15 | 中国移动通信有限公司研究院 | Resource negotiation method and apparatus, and related device and storage medium |
| CN112805952A (en) * | 2018-12-18 | 2021-05-14 | 诺基亚技术有限公司 | Resource allocation for data transmission |
| US11805531B2 (en) | 2018-06-21 | 2023-10-31 | Vivo Mobile Communication Co., Ltd. | Resource allocation method, node, and storage medium |
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| CN110875760B (en) * | 2018-08-31 | 2023-05-12 | 上海华为技术有限公司 | Communication method and device |
| CN114650572A (en) * | 2020-12-18 | 2022-06-21 | 中兴通讯股份有限公司 | Terminal control method, base station, and storage medium |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW201639391A (en) | 2016-11-01 |
| CN105992291B (en) | 2019-10-25 |
| WO2016120727A2 (en) | 2016-08-04 |
| WO2016120727A3 (en) | 2016-10-13 |
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