CN105307177B - Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and device - Google Patents
Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and device Download PDFInfo
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- CN105307177B CN105307177B CN201410351868.6A CN201410351868A CN105307177B CN 105307177 B CN105307177 B CN 105307177B CN 201410351868 A CN201410351868 A CN 201410351868A CN 105307177 B CN105307177 B CN 105307177B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
- H04W16/10—Dynamic resource partitioning
Abstract
The present invention provides a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and devices, belong to wireless communication field.The Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method, for first base station, first base station can provide service using dual link framework as user equipment (UE) with the second base station, and UE distribution C-RNTI is combined into according to same C-RNTI collection, distribution method includes: receiving step, and the C-RNTI that first base station passes through the second base station of interface between base station distributes information；Determine step, when needing to distribute C-RNTI for the UE of first base station and the second base station common service, first base station distributes the information C-RNTI that selection one is not used by first base station and the second base station from C-RNTI set according to the C-RNTI of the second base station；C-RNTI is distributed to UE by allocation step, first base station.The present invention is able to solve the problem of master base station conflicts with slave base stations C-RNTI distribution.
Description
Technical field
The present invention relates to wireless communication field, a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and dress are particularly related to
It sets.
Background technique
Existing statistical result shows 70% hair of 60% and data service of current mobile operator mobile voice service
Life is indoors；It was predicted that Future Data business estimated 10 years increase by 1000 times, and wherein house data portfolio will account for total business
The 90% of amount.Therefore, the coverage mode of conventional cellular network is for supporting the indoor bottleneck with the development of hot spot wireless data service
It becomes increasingly conspicuous, the network Development of mobile operator faces various challenges:
(1) tradition 2G network, 3G network wireless access capacity limitation gradually show；
(2) site, antenna feeder resource acquisition difficulty increasingly increase, and the station spacing of dense city is difficult to prop up close to theoretical limit
Hold legacy cellular macro base station dense deployment；
(3) Disposition & Operation of macro base station are with high costs, and the networking mode for increasing macro base station dilatation newly is hard to carry on.
In order to maintain the health and sustainable development of industrial chain, the development of mobile communications network must take into consideration how to pass through net
The innovation of promotion, deployment way and the operation way of network technical capability etc. constantly to reduce the networking, deployment and fortune of network
Seek cost.
The solution for the development of indoor and hot spot wireless data service has two classes: WiFi and LTE Small at present
Cell.The base station Pico and Home eNodeB defined in standard are referred to as cell (Small Cell) by industry at present.Due to small
The deployment of cell supports interference management, node self-starting and shares core net and network management system with cellular network, so that it is disposed
With management relative ease, have become the main solution of following indoor and hot spot wireless data service covering and capacity.
In the network environment for deploying cell, in order to more effectively utilize the resource of macro base station, gulping down for user is improved
The amount of spitting proposes the carrier aggregation scheme (doubly-linked between a kind of base station in 3GPP (third generation partner program) Release12
Connect framework), as shown in Figure 1.Wherein, user plane data can respectively by master base station (MeNB) and slave base stations (SeNB) simultaneously
It is transferred to user equipment (UE), to promote the hardware circuit solution of user.
Based on the prior art, C-RNTI (Cell Radio Network Temporary of the UE under slave base stations
Identifier, Cell Radio Network Temporary Identifier/Identity, Cell-RNTI) there can be following two method of salary distribution:
Mode one: as shown in Fig. 2, slave base stations determine to distribute to the C-RNTI of UE, slave base stations are that UE1 configures subordinate base
C-RNTI1 under standing, and provide this information to master base station；Master base station does not modify the information of slave base stations offer；Master base station is raw
At RRC (Radio Resource Control, radio resource control) signaling and C-RNTI1 is allocated to UE1.
Mode two: as shown in figure 3, master base station determines to distribute to the C-RNTI of UE, master base station is that UE1 is configured under slave base stations
C-RNTI1；Master base station generates RRC signaling and C-RNTI1 is allocated to UE1.
But the existing C-RNTI method of salary distribution has the following deficiencies:
If employing mode one is that UE configures C-RNTI, the C-RNTI1 of slave base stations configuration may be with the UE2 under master base station
The C-RNTI1 used is identical, thus when master base station with C-RNTI1 to retrieve UE when can find UE1 and UE2 simultaneously, lead to not
Distinguish UE1 and UE2.
If employing mode two be UE configure slave base stations under C-RNTI, master base station configuration C-RNTI1 may with from
The C-RNTI1 that uses of UE3 belonged under base station is identical, thus when slave base stations with C-RNTI1 to retrieve UE when can find UE1 simultaneously
And UE3, lead to not distinguish UE1 and UE3.
In conclusion the existing C-RNTI method of salary distribution may cause master base station and slave base stations are the C-RNTI of UE distribution
The problem of clashing.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and device, energy
Enough solve the problems, such as that master base station conflicts with slave base stations C-RNTI distribution.
In order to solve the above technical problems, the embodiment of the present invention offer technical solution is as follows:
On the one hand, a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI distribution method is provided, is used for first base station, described the
One base station can provide service, the first base station and the second base station root by user equipment (UE) of dual link framework with the second base station
It is combined into UE distribution C-RNTI according to same C-RNTI collection, the distribution method includes:
Receiving step, the C-RNTI that the first base station passes through the second base station described in the interface between base station distribute letter
Breath；
Determine step, it is described when needing to distribute C-RNTI for the UE of the first base station and the second base station common service
First base station according to the C-RNTI of second base station distribute information from the C-RNTI set selection one not by described first
The C-RNTI that base station and the second base station use；
The C-RNTI is distributed to the UE by allocation step, the first base station.
Further, second base station C-RNTI distribution information include the used C-RNTI in second base station or
Not used C-RNTI.
Further, the C-RNTI distribution information of second base station includes the C-RNTI that second base station is able to use
Section is distributed, the determining step specifically includes:
The first base station from the C-RNTI gather described in the second base station be able to use C-RNTI distribution section it
A C-RNTI is selected in outer C-RNTI.
Further, before the receiving step further include:
Negotiation step, the first base station pass through what the interface between base station was respectively able to use with second base station negotiation
C-RNTI distributes section, the distribution section C-RNTI that the first base station is able to use and the C- that second base station is able to use
RNTI distribution section is not overlapped.
Further, when the first base station is slave base stations, and second base station is master base station, the allocation step
Include:
The C-RNTI is sent to second base station by the interface between base station by the first base station, so as to described
Two base stations are identified the C-RNTI, identify the C-RNTI and are distributed by the first base station, and make second base
It is to be allocated to the UE that station, which records the C-RNTI,.
Further, when the first base station is master base station, and second base station is slave base stations, the allocation step
Include:
The C-RNTI is sent to second base station by the interface between base station by the first base station, so as to described
Two base stations are identified the C-RNTI, identify the C-RNTI and are distributed by the first base station, and record the C-
RNTI is to be allocated to the UE.
Further, after the allocation step further include:
Notifying process, after the C-RNTI of the UE is distributed in first base station release, the first base station passes through
Interface between base station notifies the C-RNTI to second base station, so that second base station is able to use the C-
RNTI。
The embodiment of the invention also provides a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI distributors, are used for the first base
Stand, the first base station can provide service using dual link framework as user equipment (UE) with the second base station, the first base station and
Second base station is combined into UE distribution C-RNTI according to same C-RNTI collection, and the distributor includes:
Receiving module, for distributing information by the C-RNTI of the second base station described in the interface between base station；
Determining module, for need for the UE of the first base station and the second base station common service distribute C-RNTI when,
According to the C-RNTI of second base station distribute information from the C-RNTI set selection one not by the first base station and the
The C-RNTI that two base stations use；
Distribution module, for the C-RNTI to be distributed to the UE.
Further, second base station C-RNTI distribution information include the used C-RNTI in second base station or
Not used C-RNTI.
Further, the C-RNTI distribution information of second base station includes the C-RNTI that second base station is able to use
Section is distributed, the determining module is specifically used for C-RNTI points that the second base station described in C-RNTI set is able to use
With selecting a C-RNTI in the C-RNTI except section.
Further, described device further include:
Negotiation module, for negotiating the C-RNTI being respectively able to use points with second base station by the interface between base station
With section, the distribution section C-RNTI that the first base station is able to use and the C-RNTI that second base station is able to use are distributed
Section is not overlapped.
Further, when the first base station is slave base stations, and second base station is master base station,
The distribution module is specifically used for the C-RNTI being sent to second base station by the interface between base station, with
Toilet is stated the second base station and is identified to the C-RNTI, identifies the C-RNTI and is distributed by the first base station, and makes institute
Stating the second base station and recording the C-RNTI is to be allocated to the UE.
Further, when the first base station is master base station, and second base station is slave base stations,
The distribution module is specifically used for the C-RNTI being sent to second base station by the interface between base station, with
Toilet is stated the second base station and is identified to the C-RNTI, identifies the C-RNTI and is distributed by the first base station, and records
The C-RNTI is to be allocated to the UE.
Further, described device further include:
Notification module, for the first base station release distribute to the C-RNTI of the UE after, by between base station
Interface notifies the C-RNTI to second base station, so that second base station is able to use the C-RNTI.
The embodiment of the present invention has the advantages that
In above scheme, first base station can provide service with dual link framework with the second base station for UE, first base station and
Second base station is combined into UE distribution C-RNTI according to same C-RNTI collection, is needing for first base station and the second base station common service
When UE distributes C-RNTI, first base station according to the C-RNTI of the second base station distribute information from C-RNTI set selection one not by the
The C-RNTI that one base station and the second base station use, and the C-RNTI is distributed into the UE.Technical solution of the present invention is able to solve
The problem of master base station conflicts with slave base stations C-RNTI distribution.
Detailed description of the invention
Fig. 1 schematic diagram that carrier wave polymerize between base station；
Fig. 2 is that slave base stations determine to distribute to the schematic diagram of the C-RNTI of UE；
Fig. 3 is that master base station determines to distribute to the schematic diagram of the C-RNTI of UE；
Fig. 4 is the flow diagram of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of embodiment of the present invention distribution method；
Fig. 5 is the structural block diagram of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of embodiment of the present invention distributor.
Specific embodiment
To keep the embodiment of the present invention technical problems to be solved, technical solution and advantage clearer, below in conjunction with
Drawings and the specific embodiments are described in detail.
The embodiment of the present invention may cause master base station and slave base stations for the existing C-RNTI method of salary distribution as UE points
The problem of C-RNTI matched is clashed provides a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and device, is able to solve
The problem of master base station conflicts with slave base stations C-RNTI distribution.
Fig. 4 is the flow diagram of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of embodiment of the present invention distribution method, C- of the invention
RNTI distribution method is used for first base station, and the first base station can be mentioned with the second base station using dual link framework as user equipment (UE)
For service, the first base station and the second base station are combined into UE according to same C-RNTI collection and distribute C-RNTI, as shown in figure 4, described
Distribution method includes:
Receiving step, the C-RNTI that the first base station passes through the second base station described in the interface between base station distribute letter
Breath；
Determine step, it is described when needing to distribute C-RNTI for the UE of the first base station and the second base station common service
The first base station C-RNTI that selection one is not used by the first base station and the second base station from C-RNTI set；
The C-RNTI is distributed to the UE by allocation step, the first base station.
C-RNTI distribution method of the invention, first base station can provide clothes with dual link framework with the second base station for UE
Business, first base station and the second base station are combined into UE distribution C-RNTI according to same C-RNTI collection, are needing for first base station and second
When the UE of base station common service distributes C-RNTI, first base station is distributed information according to the C-RNTI of the second base station and is gathered from C-RNTI
The C-RNTI that middle selection one is not used by first base station and the second base station, and the C-RNTI is distributed into the UE.Skill of the invention
Art scheme is able to solve the problem of master base station conflicts with slave base stations C-RNTI distribution.
Further, in another embodiment of the present invention, including on the basis of above-mentioned steps, the C- of second base station
It includes second base station used C-RNTI or not used C-RNTI that RNTI, which distributes information,.
Further, in another embodiment of the present invention, including on the basis of above-mentioned steps, the C- of second base station
RNTI distribution information includes the C-RNTI distribution section that second base station is able to use, and the determining step specifically includes:
The first base station from the C-RNTI gather described in the second base station be able to use C-RNTI distribution section it
A C-RNTI is selected in outer C-RNTI.
Further, in another embodiment of the present invention, including on the basis of above-mentioned steps, before the receiving step also
Include:
Negotiation step, the first base station pass through what the interface between base station was respectively able to use with second base station negotiation
C-RNTI distributes section, the distribution section C-RNTI that the first base station is able to use and the C- that second base station is able to use
RNTI distribution section is not overlapped.
Further, in another embodiment of the present invention, including on the basis of above-mentioned steps, the first base station be from
Belong to base station, when second base station is master base station, the allocation step includes:
The C-RNTI is sent to second base station by the interface between base station by the first base station, so as to described
Two base stations are identified the C-RNTI, identify the C-RNTI and are distributed by the first base station, and make second base
It is to be allocated to the UE that station, which records the C-RNTI,.
Further, in another embodiment of the present invention, including on the basis of above-mentioned steps, based on the first base station
Base station, when second base station is slave base stations, the allocation step includes:
The C-RNTI is sent to second base station by the interface between base station by the first base station, so as to described
Two base stations are identified the C-RNTI, identify the C-RNTI and are distributed by the first base station, and record the C-
RNTI is to be allocated to the UE.
Further, after the allocation step further include:
Notifying process, after the C-RNTI of the UE is distributed in first base station release, the first base station passes through
Interface between base station notifies the C-RNTI to second base station, so that second base station is able to use the C-
RNTI。
Fig. 5 is the structural block diagram of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of embodiment of the present invention distributor, C- of the invention
RNTI distributor is used for first base station, and the first base station can be mentioned with the second base station using dual link framework as user equipment (UE)
For service, the first base station and the second base station are combined into UE according to same C-RNTI collection and distribute C-RNTI, as shown in figure 5, described
Distributor includes:
Receiving module, for distributing information by the C-RNTI of the second base station described in the interface between base station；
Determining module, for need for the UE of the first base station and the second base station common service distribute C-RNTI when,
According to the C-RNTI of second base station distribute information from the C-RNTI set selection one not by the first base station and the
The C-RNTI that two base stations use；
Distribution module, for the C-RNTI to be distributed to the UE.
In the embodiment of the present invention, first base station can provide service, the first base with dual link framework with the second base station for UE
It stands and the second base station is combined into UE according to same C-RNTI collection and distributes C-RNTI, needing to take jointly for first base station and the second base station
When the UE of business distributes C-RNTI, C-RNTI distributor of the invention distributes information from C-RNTI according to the C-RNTI of the second base station
The C-RNTI that selection one is not used by first base station and the second base station in set, and the C-RNTI is distributed into the UE.The present invention
Technical solution be able to solve the problem of master base station and slave base stations C-RNTI distribution conflict.
Further, second base station C-RNTI distribution information include the used C-RNTI in second base station or
Not used C-RNTI.
Further, the C-RNTI distribution information of second base station includes the C-RNTI that second base station is able to use
Section is distributed, the determining module is specifically used for C-RNTI points that the second base station described in C-RNTI set is able to use
With selecting a C-RNTI in the C-RNTI except section.
Further, described device further include: negotiation module, for being assisted by the interface between base station with second base station
The C-RNTI that quotient is respectively able to use distributes section, the distribution section C-RNTI and described second that the first base station is able to use
The C-RNTI distribution section that base station is able to use is not overlapped.
Further, when the first base station is slave base stations, and second base station is master base station,
The distribution module is specifically used for the C-RNTI being sent to second base station by the interface between base station, with
Toilet is stated the second base station and is identified to the C-RNTI, identifies the C-RNTI and is distributed by the first base station, and makes institute
Stating the second base station and recording the C-RNTI is to be allocated to the UE.
Further, when the first base station is master base station, and second base station is slave base stations,
The distribution module is specifically used for the C-RNTI being sent to second base station by the interface between base station, with
Toilet is stated the second base station and is identified to the C-RNTI, identifies the C-RNTI and is distributed by the first base station, and records
The C-RNTI is to be allocated to the UE.
Further, described device further include:
Notification module, for the first base station release distribute to the C-RNTI of the UE after, by between base station
Interface notifies the C-RNTI to second base station, so that second base station is able to use the C-RNTI.
Below with reference to specific embodiment and embodiment, to Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method of the invention
Further introduced:
Embodiment one
In the present embodiment, master base station and slave base stations are UE transmission user data simultaneously, determine to distribute to by slave base stations
The C-RNTI of UE.Specifically, the present embodiment can solve master base station by following embodiments and slave base stations C-RNTI is distributed
The problem of conflict.
Embodiment one: itself real-time C-RNTI is distributed state notifying its covering model by master base station by inter-base station interface
There are Chong Die base station (i.e. those may carry out the base station of dual link transmission with it) in enclosing or with its coverage area, such as each
The available C-RNTI in base station is 1-100, and the 1-50 C-RNTI of master base station is occupied, and 51~No. 100 C-RNTI are still
So unallocated, then master base station can inform that slave base stations itself have used 1-50 C- by the interface between slave base stations
RNTI.Update for C-RNTI distribution status information, by the way of master base station can be configured using increment, such as No. 51 C-
RNTI is by master base station in use, master base station only needs notice No. 51 C-RNTI of slave base stations to be used this information by No. 51 C-
The distribution state of RNTI is updated from unallocated to having used；Alternatively, master base station only needs notice subordinate when No. 49 C-RNTI are available
The C-RNTI of base station 49 is not used by this information for the state of No. 49 C-RNTI from using becoming unallocated.
When the UE that slave base stations need carrying out dual link transmission for some distributes C-RNTI, slave base stations are from main base
It stands and selects a C-RNTI in not used C-RNTI and distribute to the UE, slave base stations pass through the interface between master base station later
The C-RNTI distributed for the UE is sent to master base station, so that master base station generates RRC information, which is allocated to the UE.
Embodiment two: when the UE that slave base stations need carrying out dual link transmission for some distributes C-RNTI, from
Category base station selects a C-RNTI at random and distributes to the UE, and slave base stations will be the UE by the interface between master base station later
The C-RNTI of distribution is sent to master base station, and master base station will be identified the C-RNTI, shows the C-RNTI for slave base stations institute
The C-RNTI is no longer distributed to other UE by distribution, master base station, and master base station generates RRC information, which is allocated to the UE.
Embodiment three: the C-RNTI that itself is able to use by master base station by inter-base station interface distributes section and it is notified to cover
There are Chong Die base stations within the scope of lid or with its coverage area, for example the available C-RNTI in each base station is 1-100, master base station
1-60 C-RNTI can be used, when the UE that slave base stations need carrying out dual link transmission for some distributes C-RNTI,
Slave base stations select a C-RNTI from 61-100 C-RNTI and distribute to the UE, and slave base stations pass through between master base station later
Interface the C-RNTI distributed for the UE is sent to master base station, master base station generates RRC information, which is allocated to this
UE。
Embodiment four: when the UE that slave base stations need carrying out dual link transmission for some distributes C-RNTI, from
Category base station selects a C-RNTI at random and distributes to the UE, and slave base stations will be the UE by the interface between master base station later
The C-RNTI of distribution is sent to master base station, and master base station carries out C-RNTI collision detection, detect the C-RNTI whether with master base station
The C-RNTI conflict used, if the C-RNTI conflicts with the used C-RNTI of master base station, master base station is returned to slave base stations
C-RNTI collision detection is returned as a result, request slave base stations reconfigure new C-RNTI；After slave base stations receive request, again
A new C-RNTI is distributed for the UE, and the new C-RNTI is sent to master base station, master base station carries out C-RNTI punching again
Prominent detection, if the new C-RNTI still conflicts with the used C-RNTI of master base station, repeats the above process, if subordinate base
Stand the C-RNTI and the used C-RNTI Lothrus apterus of master base station distributed for the UE, then master base station generates RRC information, by the C-
RNTI is allocated to the UE.
Embodiment five: when the UE that slave base stations need carrying out dual link transmission for some distributes C-RNTI, from
Category base station selects a C-RNTI at random and distributes to the UE, and slave base stations will be the UE by the interface between master base station later
The C-RNTI of distribution is sent to master base station, and master base station carries out C-RNTI collision detection, detect the C-RNTI whether with master base station
The C-RNTI conflict used, if the C-RNTI conflicts with the used C-RNTI of master base station, master base station leads to a conflict
Other UE configure new C-RNTI, and generate RRC information, which is allocated to the UE.
Further, after the C-RNTI of UE is distributed in slave base stations release, slave base stations pass through the interface between base station
The C-RNTI of release is notified to master base station, so that master base station is able to use the C-RNTI.
Embodiment two
In the present embodiment, master base station and slave base stations are UE transmission user data simultaneously, are determined to distribute to UE by master base station
C-RNTI.Specifically, the present embodiment can solve master base station by following embodiments and slave base stations C-RNTI distribution is rushed
Prominent problem.
Embodiment one: itself real-time C-RNTI is distributed state notifying its covering by slave base stations by inter-base station interface
In range or there are Chong Die base station (i.e. those may carry out the base station of dual link transmission with it) with its coverage area, such as often
A available C-RNTI in base station is 1-100, and the 1-50 C-RNTI of slave base stations is occupied, 51~No. 100 C-
RNTI is still unallocated, then slave base stations can inform that master base station itself has used 1-50 by the interface between master base station
Number C-RNTI.Update for C-RNTI distribution status information, by the way of slave base stations can be configured using increment, such as when 51
Number C-RNTI is by slave base stations in use, slave base stations only need notice No. 51 C-RNTI of master base station to be used this information by 51
The distribution state of number C-RNTI is updated from unallocated to having used；Alternatively, slave base stations only need to lead to when No. 49 C-RNTI are available
Know that No. 49 C-RNTI of master base station are not used by this information for the state of No. 49 C-RNTI from using becoming unallocated.
When the UE that master base station needs carrying out dual link transmission for some distributes C-RNTI, master base station is from slave base stations
A C-RNTI is selected in not used C-RNTI and distributes to the UE, and master base station generates RRC information later, which is configured
Give the UE.
Embodiment two: when the UE that master base station needs carrying out dual link transmission for some distributes C-RNTI, main base
It stands and selects a C-RNTI at random and distribute to the UE, master base station generates RRC information, which is allocated to the UE.It leads later
The C-RNTI distributed for the UE is sent to slave base stations by the interface between slave base stations by base station, and slave base stations will be to this
C-RNTI is identified, and shows that the C-RNTI is distributed by master base station, which is no longer distributed to other UE by slave base stations,
Embodiment three: the C-RNTI that itself is able to use by slave base stations by inter-base station interface distributes section and notifies it
In coverage area or there are Chong Die base stations with its coverage area, for example the available C-RNTI in each base station is 1-100, subordinate
61-100 C-RNTI can be used in base station, when the UE that master base station needs carrying out dual link transmission for some distributes C-RNTI
When, master base station selects a C-RNTI from 1-60 C-RNTI and distributes to the UE, and master base station generates RRC information later, by the C-
RNTI is allocated to the UE.
Embodiment four: when the UE that master base station needs carrying out dual link transmission for some distributes C-RNTI, main base
Standing at random, selecting a C-RNTI distributes to the UE, and master base station will be distributed by the interface between slave base stations later for the UE
C-RNTI be sent to slave base stations, slave base stations carry out C-RNTI collision detection, detect the C-RNTI whether with slave base stations
Used C-RNTI conflict, if the C-RNTI conflicts with the used C-RNTI of slave base stations, slave base stations are to main base
It stands and returns to C-RNTI collision detection as a result, request master base station reconfigures new C-RNTI；After master base station receives request, again
A new C-RNTI is distributed for the UE, and the new C-RNTI is sent to slave base stations, slave base stations carry out C- again
RNTI collision detection repeats the above process, such as if the new C-RNTI still conflicts with the used C-RNTI of slave base stations
Fruit master base station is the C-RNTI and the used C-RNTI Lothrus apterus of slave base stations of UE distribution, then master base station generates RRC information,
The C-RNTI is allocated to the UE.
Embodiment five: when the UE that master base station needs carrying out dual link transmission for some distributes C-RNTI, main base
Standing at random, selecting a C-RNTI distributes to the UE, and generates RRC information, which is allocated to the UE.Master base station later
The C-RNTI distributed for the UE is sent to slave base stations by the interface between slave base stations, slave base stations carry out C-RNTI
Collision detection, detects whether the C-RNTI conflicts with the used C-RNTI of slave base stations, if the C-RNTI and slave base stations
Used C-RNTI conflict, then slave base stations are that the other UE to lead to a conflict configure new C-RNTI.
Further, after the C-RNTI of UE is distributed in master base station release, the interface that master base station passes through between base station will be released
The C-RNTI put is notified to slave base stations, so that slave base stations are able to use the C-RNTI.
The present invention provides interactions and negotiation mechanism that C-RNTI between a kind of master base station and slave base stations distributes information, can
Solve the problems, such as that master base station conflicts with slave base stations C-RNTI distribution.
This many functional component described in this description is all referred to as module, specifically to emphasize its realization side
The independence of formula.
In the embodiment of the present invention, module can use software realization, to be executed by various types of processors.Citing comes
It says, the executable code module of a mark may include the one or more physics or logical block of computer instruction, citing
For, object, process or function can be built as.Nevertheless, the executable code of institute's mark module is without physically
It is located together, but may include the different instructions being stored in Bu Tong physically, be combined together when in these command logics
When, it constitutes module and realizes the regulation purpose of the module.
In fact, executable code module can be the either many item instructions of individual instructions, and can even be distributed
It on multiple and different code segments, is distributed in distinct program, and is distributed across multiple memory devices.Similarly, it grasps
Making data can be identified in module, and can realize according to any form appropriate and be organized in any appropriate class
In the data structure of type.The operation data can be used as individual data collection and be collected, or can be distributed on different location
(including in different storage device), and at least partly can only be present in system or network as electronic signal.
When module can use software realization, it is contemplated that the level of existing hardware technique, it is possible to implemented in software
Module, without considering the cost, those skilled in the art can build corresponding hardware circuit to realize correspondence
Function, the hardware circuit includes conventional ultra-large integrated (VLSI) circuit or gate array and such as logic core
The existing semiconductor of piece, transistor etc either other discrete elements.Module can also use programmable hardware device, such as
Field programmable gate array, programmable logic array, programmable logic device etc. are realized.
In each method embodiment of the present invention, the serial number of each step can not be used to limit the successive suitable of each step
Sequence, for those of ordinary skill in the art, without creative efforts, the successive variation to each step
Within protection scope of the present invention.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI distribution method, which is characterized in that be used for first base station, described first
Base station can with the second base station using dual link framework as user equipment (UE) provide service, the first base station and the second base station according to
Same C-RNTI collection is combined into UE distribution C-RNTI, and the distribution method includes:
Receiving step, the C-RNTI that the first base station passes through the second base station described in the interface between base station distribute information；
Determine step, when needing to distribute C-RNTI for the UE of the first base station and the second base station common service, described first
Base station according to the C-RNTI of second base station distribute information from the C-RNTI set selection one not by the first base station
The C-RNTI used with the second base station；
The C-RNTI is distributed to the UE by allocation step, the first base station；
Before the receiving step further include:
Negotiation step, the first base station pass through the interface between base station and negotiate the C- being respectively able to use with second base station
RNTI distributes section, the distribution section C-RNTI that the first base station is able to use and the C- that second base station is able to use
RNTI distribution section is not overlapped.
2. C-RNTI distribution method according to claim 1, which is characterized in that the C-RNTI of second base station distributes letter
Breath includes second base station used C-RNTI or not used C-RNTI.
3. C-RNTI distribution method according to claim 1, which is characterized in that the C-RNTI of second base station distributes letter
Breath includes the C-RNTI distribution section that second base station is able to use, and the determining step specifically includes:
Except the C-RNTI distribution section that the first base station second base station described in C-RNTI set is able to use
A C-RNTI is selected in C-RNTI.
4. C-RNTI distribution method according to claim 1, which is characterized in that the first base station be slave base stations,
When second base station is master base station, the allocation step includes:
The C-RNTI is sent to second base station by the interface between base station by the first base station, so as to second base
It stands and the C-RNTI is identified, identify the C-RNTI and distributed by the first base station, and remember second base station
Recording the C-RNTI is to be allocated to the UE.
5. C-RNTI distribution method according to claim 1, which is characterized in that the first base station be master base station, institute
State the second base station be slave base stations when, the allocation step includes:
The C-RNTI is sent to second base station by the interface between base station by the first base station, so as to second base
It stands and the C-RNTI is identified, identify the C-RNTI and distributed by the first base station, and record the C-RNTI and be
It is allocated to the UE.
6. C-RNTI distribution method according to claim 1, which is characterized in that after the allocation step further include:
Notifying process, after the C-RNTI of the UE is distributed in first base station release, the first base station passes through base station
Between interface the C-RNTI is notified to second base station so that second base station is able to use the C-RNTI.
7. a kind of Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI distributor, which is characterized in that be used for first base station, described first
Base station can with the second base station using dual link framework as user equipment (UE) provide service, the first base station and the second base station according to
Same C-RNTI collection is combined into UE distribution C-RNTI, and the distributor includes:
Receiving module, for distributing information by the C-RNTI of the second base station described in the interface between base station；
Determining module, for need for the UE of the first base station and the second base station common service distribute C-RNTI when, according to
The C-RNTI of second base station distribute information from the C-RNTI set selection one not by the first base station and the second base
The C-RNTI that station uses；
Distribution module, for the C-RNTI to be distributed to the UE；
Negotiation module distributes area for negotiating the C-RNTI being respectively able to use with second base station by the interface between base station
Between, the distribution section C-RNTI that the first base station is able to use and the C-RNTI distribution section that second base station is able to use
It is not overlapped.
8. C-RNTI distributor according to claim 7, which is characterized in that the C-RNTI of second base station distributes letter
Breath includes second base station used C-RNTI or not used C-RNTI.
9. C-RNTI distributor according to claim 7, which is characterized in that the C-RNTI of second base station distributes letter
Breath includes the C-RNTI distribution section that second base station is able to use, and the determining module is specifically used for from the C-RNTI collection
A C-RNTI is selected in C-RNTI except the C-RNTI distribution section that the second base station is able to use described in conjunction.
10. C-RNTI distributor according to claim 7, which is characterized in that the first base station be slave base stations,
When second base station is master base station,
The distribution module is specifically used for the C-RNTI being sent to second base station by the interface between base station, with toilet
It states the second base station to be identified the C-RNTI, identifies the C-RNTI and distributed by the first base station, and make described
It is to be allocated to the UE that two base stations, which record the C-RNTI,.
11. C-RNTI distributor according to claim 7, which is characterized in that the first base station be master base station, institute
State the second base station be slave base stations when,
The distribution module is specifically used for the C-RNTI being sent to second base station by the interface between base station, with toilet
It states the second base station to be identified the C-RNTI, identifies the C-RNTI and distributed by the first base station, and described in record
C-RNTI is to be allocated to the UE.
12. C-RNTI distributor according to claim 7, which is characterized in that described device further include:
Notification module, for passing through the interface between base station after the C-RNTI of the UE is distributed in first base station release
The C-RNTI is notified to second base station, so that second base station is able to use the C-RNTI.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410351868.6A CN105307177B (en) | 2014-07-22 | 2014-07-22 | Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and device |
| PCT/CN2015/079891 WO2016011846A1 (en) | 2014-07-22 | 2015-05-27 | Cell radio network temporary identifier (c-rnti) allocation method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410351868.6A CN105307177B (en) | 2014-07-22 | 2014-07-22 | Cell Radio Network Temporary Identifier/Identity, Cell-RNTI distribution method and device |
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| CN105307177A CN105307177A (en) | 2016-02-03 |
| CN105307177B true CN105307177B (en) | 2019-06-25 |
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| WO (1) | WO2016011846A1 (en) |
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| CN110035473B (en) * | 2018-01-11 | 2020-11-20 | 维沃移动通信有限公司 | System information transmission method and user terminal |
| CN116389406B (en) * | 2023-06-05 | 2023-08-15 | 上海星思半导体有限责任公司 | UE ID determining method, UE ID range sending method, device and processor |
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| CN101990210A (en) * | 2009-07-31 | 2011-03-23 | 中兴通讯股份有限公司 | Distribution method of PCIs (Physical Cell Identities) in long-term evolution network |
| CN101998550A (en) * | 2009-08-11 | 2011-03-30 | 大唐移动通信设备有限公司 | Method and device for assigning RNTI (Radio Network Temporary Identifier) in carrier aggregation system |
| CN102469557A (en) * | 2010-11-15 | 2012-05-23 | 华为技术有限公司 | Method for accessing base station, base station and user equipment |
| CN103517351A (en) * | 2012-06-29 | 2014-01-15 | 华为技术有限公司 | DRB establishing method and device |
| CN103582132A (en) * | 2012-07-24 | 2014-02-12 | 电信科学技术研究院 | C-RNTI distribution method and system |
| CN103582133A (en) * | 2012-07-26 | 2014-02-12 | 电信科学技术研究院 | Allocating method and system for C-RNTIs |
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2014
- 2014-07-22 CN CN201410351868.6A patent/CN105307177B/en active Active
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2015
- 2015-05-27 WO PCT/CN2015/079891 patent/WO2016011846A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101990210A (en) * | 2009-07-31 | 2011-03-23 | 中兴通讯股份有限公司 | Distribution method of PCIs (Physical Cell Identities) in long-term evolution network |
| CN101998550A (en) * | 2009-08-11 | 2011-03-30 | 大唐移动通信设备有限公司 | Method and device for assigning RNTI (Radio Network Temporary Identifier) in carrier aggregation system |
| CN102469557A (en) * | 2010-11-15 | 2012-05-23 | 华为技术有限公司 | Method for accessing base station, base station and user equipment |
| CN103517351A (en) * | 2012-06-29 | 2014-01-15 | 华为技术有限公司 | DRB establishing method and device |
| CN103582132A (en) * | 2012-07-24 | 2014-02-12 | 电信科学技术研究院 | C-RNTI distribution method and system |
| CN103582133A (en) * | 2012-07-26 | 2014-02-12 | 电信科学技术研究院 | Allocating method and system for C-RNTIs |
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|---|---|
| WO2016011846A1 (en) | 2016-01-28 |
| CN105307177A (en) | 2016-02-03 |
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