CN104735678A - Micro-cell identification obtaining method and system achieved based on macro base station and base station - Google Patents
Micro-cell identification obtaining method and system achieved based on macro base station and base station Download PDFInfo
- Publication number
- CN104735678A CN104735678A CN201310718587.5A CN201310718587A CN104735678A CN 104735678 A CN104735678 A CN 104735678A CN 201310718587 A CN201310718587 A CN 201310718587A CN 104735678 A CN104735678 A CN 104735678A
- Authority
- CN
- China
- Prior art keywords
- base station
- microcell
- identification list
- macro base
- mark
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses a micro-cell identification obtaining method and system achieved based on a macro base station and a base station and relates to the field of wireless communication. The method comprises the steps that the micro base station allocates different micro-cell identification to mini base stations in the coverage area of the micro base station, in the random access process, the micro-cell identification is transmitted to the mini base stations, micro-cells can obtain the micro-cell identification in a wireless cackhaul scene, and the problems of collision and confusion of the micro-cell identification do not occur in the coverage area of the micro base station.
Description
Technical field
The present invention relates to wireless communication field, particularly a kind of Microcell sign acquiring method of realizing based on macro base station and system and base station.
Background technology
Along with the fast development of intelligent terminal and mobile Internet, mobile data services amount is also in rapid growth.Report according to International Telecommunication Association shows, and from 2010 to 2015, global mobile data services amount will have the growth of 15 to 30 times.The surge of mobile data services amount, will cause network capacity to become bottleneck gradually, and bring huge challenge to operator.In order to meet the demand of growing data traffic, layering networking, disposing Microcell is a kind of important and effective technological means.It is one of important problem that 3GPP Rel-12 proposes that Microcell strengthens.
Fig. 1 is layering networking schematic diagram.As shown in Figure 1, the ellipse representation macrocell that area is larger, the ellipse representation Microcell that area is less.Along with the appearance of a large amount of Microcell, due to reasons such as addressing difficulties, there is the planning of non-operator and dispose in following little base station deployment, as relaying (Relay), Home eNodeB (Home eNB) etc., simultaneously the transfer resource that needs of community more more, and the appearance of a large amount of Microcell will be a challenge greatly to return link (backhaul), and therefore industry proposition is based on the little base station deployment scheme of wireless backhaul.
Due to the existence of irregular little base station deployment and wireless backhaul, following problem can be there is when disposing Microcell: such as, under wireless backhaul scene, how to plan how Microcell mark (PCI) and Microcell obtain PCI; How to avoid and solve the problem of PCI collision; How to avoid and solve the problem of PCI confusion.Wherein, as shown in Figure 2, PCI confusion as shown in Figure 3 in PCI collision.
Based on the little base station deployment of wired passback, namely by operation management maintain (OperationAdministration and Maintenance, OAM) notify PCI or the PCI list that little base station can adopt, be not suitable for directly being applied in the picocell deployment based on wireless backhaul links.
Based in the little base station deployment scheme of wireless backhaul, the PCI of peripheral cell can be intercepted in little base station, selects the PCI that different from peripheral cell.Due to the irregular deployment of little base station, and the intercept capabilities of little base station is limited, can only intercept within certain limit, therefore adopts the method intercepted, and still can not avoid the problem that PCI collides and obscures.
Summary of the invention
An embodiment of the present invention technical problem to be solved is: solve the problem how Microcell under wireless backhaul scene obtains Microcell mark.
The embodiment of the present invention another technical problem to be solved is: solve the problem that Microcell mark is collided and obscured under the irregular deployment scenario of wireless backhaul scene and Microcell.
According to an aspect of the embodiment of the present invention, propose a kind of Microcell sign acquiring method realized based on macro base station, comprising: macro base station determines available Microcell identification list or forbidding Microcell identification list; Available Microcell identification list or forbidding Microcell identification list are sent to little base station by macro base station, so that the Microcell mark of oneself is determined according to available Microcell identification list or forbidding Microcell identification list in little base station.
In one embodiment, macro base station determines that available Microcell identification list or forbidding Microcell identification list comprise: macro base station receives the Microcell mark of the peripheral cell that in its coverage, each little base station sends, and determines the Microcell mark taken according to the Microcell mark of the peripheral cell of each little base station; Macro base station adds the Microcell taken mark to forbidding Microcell identification list, or, add unappropriated Microcell mark to available Microcell identification list.
In one embodiment, available Microcell identification list or forbidding Microcell identification list send to little base station to comprise by macro base station: available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage by broadcast message by macro base station; Or available Microcell identification list or forbidding Microcell identification list to be sent to the little base station set up RRC with macro base station and be connected by macro base station by radio resource control RRC signaling.
In one embodiment, according to available Microcell identification list or forbidding Microcell identification list, little base station determines that the Microcell mark of oneself comprises: in response to receiving available Microcell identification list, and Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself; In response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
According to another aspect of the embodiment of the present invention, propose a kind of Microcell sign acquiring method realized based on macro base station, comprising: little base station receives available Microcell identification list or the forbidding Microcell identification list of macro base station transmission; In response to receiving available Microcell identification list, Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself; In response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
In one embodiment, the available Microcell identification list that little base station reception macro base station sends or forbidding Microcell identification list comprise: little base station receives the broadcast message that macro base station sends, and broadcast message is carried available Microcell identification list or forbidden Microcell identification list; Or little base station and macro base station are set up after RRC is connected, and receive the RRC signaling that macro base station sends, RRC signaling carries available Microcell identification list or forbidding Microcell identification list.
In one embodiment, Microcell sign acquiring method also comprises: the Microcell mark of peripheral cell is intercepted in little base station, and the Microcell of peripheral cell mark is sent to macro base station, so that macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
According to another aspect of the embodiment of the present invention, propose a kind of Microcell sign acquiring method realized based on macro base station, comprising: macro base station receives the random access guiding that little base station sends; Macro base station sends accidental access response to little base station; Macro base station receives the scheduled transmission that little base station sends; Macro base station sends collision detection to little base station; Wherein, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is carried in accidental access response or collision detection and sends to little base station, so that little base station gets Microcell mark.
According to another aspect of the embodiment of the present invention, propose a kind of Microcell sign acquiring method realized based on macro base station, comprising: little base station sends random access guiding to macro base station; Little base station receives the accidental access response that macro base station sends; Little base station sends scheduled transmission to macro base station; Little base station receives the collision detection that macro base station sends; Wherein, carry the Microcell mark that macro base station is little base station assigns in accidental access response or collision detection, little base station obtains its Microcell mark by accidental access response or collision detection.
According to another aspect of the embodiment of the present invention, propose a kind of macro base station, comprising: identification list determination module, for determining available Microcell identification list or forbidding Microcell identification list; Sending module, for available Microcell identification list or forbidding Microcell identification list are sent to little base station, so that the Microcell mark of oneself is determined according to available Microcell identification list or forbidding Microcell identification list in little base station.
In one embodiment, identification list determination module, specifically for: the Microcell mark receiving the peripheral cell that in macro base station coverage, each little base station sends, the Microcell mark taken is determined according to the Microcell mark of the peripheral cell of each little base station; The Microcell taken mark is added to forbidding Microcell identification list, or, add unappropriated Microcell mark to available Microcell identification list.
In one embodiment, sending module, specifically for: by broadcast message, available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage; Or, by radio resource control RRC signaling available Microcell identification list or forbidding Microcell identification list sent to the little base station set up RRC with macro base station and be connected.
According to another aspect of the embodiment of the present invention, propose a kind of little base station, comprising: identification list receiver module, for receiving available Microcell identification list or the forbidding Microcell identification list of macro base station transmission; Mark determination module, in response to receiving available Microcell identification list, from the identification list of available Microcell, Stochastic choice Microcell mark is as the Microcell mark of oneself; In response to receiving forbidding Microcell identification list, outside the identification list of forbidding Microcell, Stochastic choice Microcell mark is as the Microcell mark of oneself.
In one embodiment, identification list receiver module, specifically for: receive the broadcast message that macro base station sends, broadcast message carries available Microcell identification list or forbidding Microcell identification list; Or setting up after RRC is connected with macro base station, receive the RRC signaling that macro base station sends, RRC signaling carries available Microcell identification list or forbidding Microcell identification list.
In one embodiment, little base station also comprises: intercept module, for intercepting the Microcell mark of peripheral cell, and the Microcell of peripheral cell mark is sent to macro base station, so that macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
According to another aspect of the embodiment of the present invention, propose a kind of Microcell mark acquisition system realized based on macro base station, comprising: aforesaid macro base station and aforesaid little base station.
According to another aspect of the embodiment of the present invention, propose a kind of macro base station, comprising: the first message reception module, for receiving the random access guiding that little base station sends; Second message transmission module, for sending accidental access response to little base station; 3rd message reception module, for receiving the scheduled transmission that little base station sends; 4th message transmission module, for sending collision detection to little base station; Wherein, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is carried in accidental access response or collision detection and sends to little base station, so that little base station gets Microcell mark.
According to another aspect of the embodiment of the present invention, propose a kind of little base station, comprising: the first message transmission module, for sending random access guiding to macro base station; Second message reception module, for receiving the accidental access response that macro base station sends; 3rd message transmission module, for sending scheduled transmission to macro base station; 4th message reception module, for receiving the collision detection that macro base station sends; Wherein, carry the Microcell mark that macro base station is little base station assigns in accidental access response or collision detection, little base station obtains its Microcell mark by accidental access response or collision detection.
According to another aspect of the embodiment of the present invention, propose a kind of Microcell mark acquisition system realized based on macro base station, comprising: aforesaid macro base station and aforesaid little base station.
The embodiment of the present invention has the following advantages:
First, propose the Microcell mark acquisition scheme of assisting realization based on macro base station, solve the problem of acquisition Microcell, Microcell mark under wireless backhaul scene.Wherein, a kind of Microcell mark acquisition scheme realized based on macro base station is: macro base station determines available/forbidding Microcell identification list, by broadcast message, list is sent to all little base stations within the scope of macrocell, each little base station can select the Microcell of oneself to identify according to list, or, list to be sent to the little base station set up RRC with it and be connected by macro base station by RRC signaling, this little base station can select the Microcell of oneself to identify according to list.Another Microcell mark acquisition scheme realized based on macro base station is: macro base station is the Microcell mark that the little base station assigns in its coverage is different, in the random access procedure Microcell mark is sent to little base station, so that little base station gets Microcell mark.
Again, be that the Microcell that little base station assigns in its coverage is different identifies by macro base station, the problem solving Microcell mark collision and obscure in macro base station coverage.
In addition, the Microcell mark of the peripheral cell listened to according to each little base station by macro base station, the Microcell taken mark is joined forbidding Microcell identification list, unappropriated Microcell mark joins available Microcell identification list, solve the problem that single little base station intercept capabilities is limited, little base station is according to determining oneself Microcell mark with/forbidding Microcell identification list, the problem improving Microcell mark collision to a certain extent and obscure.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present invention, further feature of the present invention and advantage thereof will become clear.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is layering networking schematic diagram.
Fig. 2 is that Microcell mark PCI collides schematic diagram.
Fig. 3 is Microcell mark PCI confusion schematic diagram.
Fig. 4 is that the present invention is in the random access procedure based on the schematic flow sheet of a Microcell sign acquiring method embodiment of macro base station realization.
Fig. 5 is the network reference schematic diagram that the present invention is based on the Microcell sign acquiring method embodiment that macro base station is realized by broadcast message.
Fig. 6 is the network reference schematic diagram that the present invention is based on the Microcell sign acquiring method embodiment that macro base station is realized by RRC signaling.
Fig. 7 is the structural representation that the present invention is based on the Microcell mark acquisition system embodiment that macro base station realizes.
Fig. 8 is the structural representation of a macro base station of the present invention embodiment.
Fig. 9 is the structural representation of the embodiment in the present invention little base station.
Figure 10 is the structural representation of another embodiment of macro base station of the present invention.
Figure 11 is the structural representation of another embodiment of the little base station of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit the scope of the invention.
Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing specification.
In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
In various embodiments of the present invention, little base station includes but not limited to relaying, Home eNodeB etc., compared with macro base station, the coverage of little base station is less, the coverage of macro base station is called macrocell, the coverage of little base station is called Microcell, can comprise one or more Microcell in a macrocell.
Fig. 4 is that the present invention is in the random access procedure based on the schematic flow sheet of a Microcell sign acquiring method embodiment of macro base station realization.
As shown in Figure 4, the method for the present embodiment comprises the following steps:
Step S401, little base station sends message 1, i.e. random access guiding to macro base station.
Wherein, PRACH(Physical Random AccessChannel can be passed through, Physical Random Access Channel in little base station) send message 1.
Step S402, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and macro base station sends message 2, i.e. accidental access response to little base station.A kind of mode, can carry Microcell mark in message 2.
Step S403, little base station sends message 3, i.e. scheduled transmission to macro base station.
Wherein, PUSCH(Physical Uplink SharedChannel can be passed through, Physical Uplink Shared Channel in little base station) send message 3.
Step S404, macro base station sends message 4, i.e. collision detection to little base station.Another kind of mode, can carry Microcell mark in message 4.
It should be noted that, carry Microcell in message 2 or message 4 and identify, without the need to all carrying Microcell mark in message 2 and message 4.
Another embodiment of Microcell sign acquiring method realized based on macro base station in the random access procedure comprises the following steps:
Macro base station receives the random access guiding that little base station sends;
Macro base station sends accidental access response to little base station;
Macro base station receives the scheduled transmission that little base station sends;
Macro base station sends collision detection to little base station;
Wherein, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is carried in accidental access response or collision detection and sends to little base station, so that little base station gets Microcell mark.
Another embodiment of Microcell sign acquiring method realized based on macro base station in the random access procedure comprises the following steps:
Little base station sends random access guiding to macro base station;
Little base station receives the accidental access response that macro base station sends;
Little base station sends scheduled transmission to macro base station;
Little base station receives the collision detection that macro base station sends;
Wherein, carry the Microcell mark that macro base station is little base station assigns in accidental access response or collision detection, little base station obtains its Microcell mark by accidental access response or collision detection.
Above-described embodiment, in the random access procedure, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is sent to little base station, so that little base station gets Microcell mark, solve the problem of Microcell acquisition Microcell mark under wireless backhaul scene, and in macro base station coverage, avoid Microcell mark collision and obscure.
In one embodiment, the Microcell sign acquiring method realized based on macro base station comprises the following steps: macro base station determines available Microcell identification list or forbidding Microcell identification list; Available Microcell identification list or forbidding Microcell identification list are sent to little base station by macro base station, so that the Microcell mark of oneself is determined according to available Microcell identification list or forbidding Microcell identification list in little base station.
Wherein, macro base station determines that available Microcell identification list or forbidding Microcell identification list such as comprise: macro base station receives the Microcell mark of the peripheral cell that in its coverage, each little base station sends, and determines the Microcell mark taken according to the Microcell mark of the peripheral cell of each little base station; Macro base station adds the Microcell taken mark to forbidding Microcell identification list, or, add unappropriated Microcell mark to available Microcell identification list.
Wherein, available Microcell identification list or forbidding Microcell identification list send to little base station to comprise by macro base station: available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage by broadcast message by macro base station; Or macro base station is by RRC(wireless heterogeneous networks) available Microcell identification list or forbidding Microcell identification list send to the little base station set up RRC with macro base station and be connected by signaling.
In one embodiment, the Microcell sign acquiring method realized based on macro base station comprises the following steps: little base station receives available Microcell identification list or the forbidding Microcell identification list of macro base station transmission; In response to receiving available Microcell identification list, Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself; In response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
Further, the method also comprises: the Microcell mark of peripheral cell is intercepted in little base station, and the Microcell of peripheral cell mark is sent to macro base station, so that macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
Fig. 5 is the network reference schematic diagram that the present invention is based on the Microcell sign acquiring method embodiment that macro base station is realized by broadcast message.
As shown in Figure 5, the method for the present embodiment comprises the following steps:
Step S501, the Microcell mark of peripheral cell is intercepted in each little base station, and the Microcell of peripheral cell mark is sent to macro base station.
Step S502, macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
Step S503, available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage by broadcast message SIB by macro base station.
Step S504, after each little base station receives the broadcast message of macro base station, performs following operation:
Step S505, in response to receiving available Microcell identification list, Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself.
Step S506, in response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
Fig. 6 is the network reference schematic diagram that the present invention is based on the Microcell sign acquiring method embodiment that macro base station is realized by RRC signaling.
As shown in Figure 6, the method for the present embodiment comprises the following steps:
Step S601, the Microcell mark of peripheral cell is intercepted in each little base station, and the Microcell of peripheral cell mark is sent to macro base station.
Step S602, macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
Step S603, available Microcell identification list or forbidding Microcell identification list to be sent to the little base station set up RRC with it and be connected by macro base station by RRC signaling.
Step S604, after little base station receives the RRC signaling of macro base station, performs following operation:
Step S605, in response to receiving available Microcell identification list, Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself.
Step S606, in response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
Above-described embodiment, the Microcell mark of the peripheral cell that macro base station listens to according to each little base station, the Microcell taken mark is joined forbidding Microcell identification list, unappropriated Microcell mark joins available Microcell identification list, solve the problem that single little base station intercept capabilities is limited, little base station is according to determining oneself Microcell mark with/forbidding Microcell identification list, the problem improving Microcell mark collision to a certain extent and obscure.
Fig. 7 is the structural representation that the present invention is based on the Microcell mark acquisition system embodiment that macro base station realizes.As shown in Figure 7, the system 70 of the present embodiment comprises: macro base station 71 and little base station 72.
In one embodiment, as shown in Figure 8, macro base station 71 comprises:
Identification list determination module 811, for determining available Microcell identification list or forbidding Microcell identification list;
Sending module 812, for available Microcell identification list or forbidding Microcell identification list are sent to little base station, so that the Microcell mark of oneself is determined according to available Microcell identification list or forbidding Microcell identification list in little base station.
Wherein, identification list determination module 811, specifically for the Microcell mark receiving the peripheral cell that in macro base station coverage, each little base station sends, determines the Microcell mark taken according to the Microcell mark of the peripheral cell of each little base station; The Microcell taken mark is added to forbidding Microcell identification list, or, add unappropriated Microcell mark to available Microcell identification list.
Wherein, sending module 812 specifically for: by broadcast message, available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage; Or, by radio resource control RRC signaling available Microcell identification list or forbidding Microcell identification list sent to the little base station set up RRC with macro base station and be connected.
In one embodiment, as shown in Figure 9, little base station 72 comprises:
Identification list receiver module 921, for receiving available Microcell identification list or the forbidding Microcell identification list of macro base station transmission;
Mark determination module 922, in response to receiving available Microcell identification list, from the identification list of available Microcell, Stochastic choice Microcell mark is as the Microcell mark of oneself; In response to receiving forbidding Microcell identification list, outside the identification list of forbidding Microcell, Stochastic choice Microcell mark is as the Microcell mark of oneself.
Wherein, identification list receiver module 921 specifically for: receive the broadcast message that macro base station sends, broadcast message carries available Microcell identification list or forbidding Microcell identification list; Or setting up after RRC is connected with macro base station, receive the RRC signaling that macro base station sends, RRC signaling carries available Microcell identification list or forbidding Microcell identification list.
In one embodiment, little base station 72 also comprises: intercept module, for intercepting the Microcell mark of peripheral cell, and the Microcell of peripheral cell mark is sent to macro base station, so that macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
In one embodiment, as shown in Figure 10, macro base station 71 comprises:
First message reception module 1001, for receiving the random access guiding that little base station sends;
Second message transmission module 1002, for sending accidental access response to little base station;
3rd message reception module 1003, for receiving the scheduled transmission that little base station sends;
4th message transmission module 1004, for sending collision detection to little base station;
Wherein, macro base station 71 is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is carried in accidental access response or collision detection and sends to little base station, so that little base station gets Microcell mark.
In one embodiment, as shown in figure 11, little base station 72 comprises:
First message transmission module 1101, for sending random access guiding to macro base station;
Second message reception module 1102, for receiving the accidental access response that macro base station sends;
3rd message transmission module 1103, for sending scheduled transmission to macro base station;
4th message reception module 1104, for receiving the collision detection that macro base station sends;
Wherein, carry the Microcell mark that macro base station is little base station assigns in accidental access response or collision detection, little base station 72 obtains its Microcell mark by accidental access response or collision detection.
The system that above-described embodiment provides and base station, achieve acquisition Microcell, little base station mark based on macro base station is auxiliary, solves the problem of acquisition Microcell, Microcell mark under wireless backhaul scene.On the one hand, be that the Microcell that little base station assigns in its coverage is different identifies by macro base station, the problem solving Microcell mark collision and obscure in macro base station coverage.On the other hand, the Microcell mark of the peripheral cell listened to according to each little base station by macro base station, the Microcell taken mark is joined forbidding Microcell identification list, unappropriated Microcell mark joins available Microcell identification list, solve the problem that single little base station intercept capabilities is limited, little base station is according to determining oneself Microcell mark with/forbidding Microcell identification list, the problem improving Microcell mark collision to a certain extent and obscure.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can have been come by hardware, the hardware that also can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (19)
1., based on the Microcell sign acquiring method that macro base station realizes, comprising:
Macro base station determines available Microcell identification list or forbidding Microcell identification list;
Available Microcell identification list or forbidding Microcell identification list are sent to little base station by macro base station, so that the Microcell mark of oneself is determined according to available Microcell identification list or forbidding Microcell identification list in little base station.
2. method according to claim 1, is characterized in that, described macro base station determines that available Microcell identification list or forbidding Microcell identification list comprise:
Macro base station receives the Microcell mark of the peripheral cell that in its coverage, each little base station sends, and determines the Microcell mark taken according to the Microcell mark of the peripheral cell of each little base station;
Macro base station adds the Microcell taken mark to forbidding Microcell identification list, or, add unappropriated Microcell mark to available Microcell identification list.
3. method according to claim 1, is characterized in that, available Microcell identification list or forbidding Microcell identification list send to little base station to comprise by described macro base station:
Available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage by broadcast message by macro base station;
Or,
Available Microcell identification list or forbidding Microcell identification list to be sent to the little base station set up RRC with macro base station and be connected by macro base station by radio resource control RRC signaling.
4. method according to claim 1, is characterized in that, according to available Microcell identification list or forbidding Microcell identification list, described little base station determines that the Microcell mark of oneself comprises:
In response to receiving available Microcell identification list, Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself;
In response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
5., based on the Microcell sign acquiring method that macro base station realizes, comprising:
Little base station receives available Microcell identification list or the forbidding Microcell identification list of macro base station transmission;
In response to receiving available Microcell identification list, Stochastic choice Microcell from the identification list of available Microcell, little base station identifies the Microcell mark as oneself;
In response to receiving forbidding Microcell identification list, little base station identifies from forbidding the Microcell that outside the identification list of Microcell, Stochastic choice Microcell identifies as oneself.
6. method according to claim 5, is characterized in that, the available Microcell identification list that described little base station reception macro base station sends or forbidding Microcell identification list comprise:
Little base station receives the broadcast message that macro base station sends, and broadcast message carries available Microcell identification list or forbidding Microcell identification list;
Or,
Little base station and macro base station are set up after RRC is connected, and receive the RRC signaling that macro base station sends, RRC signaling carries available Microcell identification list or forbidding Microcell identification list.
7. method according to claim 5, is characterized in that, also comprises:
The Microcell mark of peripheral cell is intercepted in little base station, and the Microcell of peripheral cell mark is sent to macro base station, so that macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
8., based on the Microcell sign acquiring method that macro base station realizes, comprising:
Macro base station receives the random access guiding that little base station sends;
Macro base station sends accidental access response to little base station;
Macro base station receives the scheduled transmission that little base station sends;
Macro base station sends collision detection to little base station;
Wherein, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is carried in accidental access response or collision detection and sends to little base station, so that little base station gets Microcell mark.
9., based on the Microcell sign acquiring method that macro base station realizes, comprising:
Little base station sends random access guiding to macro base station;
Little base station receives the accidental access response that macro base station sends;
Little base station sends scheduled transmission to macro base station;
Little base station receives the collision detection that macro base station sends;
Wherein, carry the Microcell mark that macro base station is little base station assigns in accidental access response or collision detection, little base station obtains its Microcell mark by accidental access response or collision detection.
10. a macro base station, comprising:
Identification list determination module, for determining available Microcell identification list or forbidding Microcell identification list;
Sending module, for available Microcell identification list or forbidding Microcell identification list are sent to little base station, so that the Microcell mark of oneself is determined according to available Microcell identification list or forbidding Microcell identification list in little base station.
11. macro base stations according to claim 10, is characterized in that, described identification list determination module, specifically for:
Receive the Microcell mark of the peripheral cell that in macro base station coverage, each little base station sends, determine the Microcell mark taken according to the Microcell mark of the peripheral cell of each little base station;
The Microcell taken mark is added to forbidding Microcell identification list, or, add unappropriated Microcell mark to available Microcell identification list.
12. macro base stations according to claim 10, is characterized in that, described sending module, specifically for:
By broadcast message, available Microcell identification list or forbidding Microcell identification list are sent to all little base stations in its coverage; Or,
By radio resource control RRC signaling available Microcell identification list or forbidding Microcell identification list sent to the little base station set up RRC with macro base station and be connected.
13. 1 kinds of little base stations, comprising:
Identification list receiver module, for receiving available Microcell identification list or the forbidding Microcell identification list of macro base station transmission;
Mark determination module, in response to receiving available Microcell identification list, from the identification list of available Microcell, Stochastic choice Microcell mark is as the Microcell mark of oneself; In response to receiving forbidding Microcell identification list, outside the identification list of forbidding Microcell, Stochastic choice Microcell mark is as the Microcell mark of oneself.
14. little base stations according to claim 13, is characterized in that, described identification list receiver module, specifically for:
Receive the broadcast message that macro base station sends, broadcast message carries available Microcell identification list or forbidding Microcell identification list; Or,
Setting up after RRC is connected with macro base station, receive the RRC signaling that macro base station sends, RRC signaling carries available Microcell identification list or forbidding Microcell identification list.
15. little base stations according to claim 13, is characterized in that, also comprise:
Intercept module, for intercepting the Microcell mark of peripheral cell, and the Microcell of peripheral cell mark is sent to macro base station, so that macro base station determines available Microcell identification list or forbidding Microcell identification list according to the Microcell mark of the peripheral cell of little base station each in its coverage.
16. 1 kinds of Microcell mark acquisition systems realized based on macro base station, comprising: the macro base station described in any one of claim 10-12 and the little base station described in any one of claim 13-15.
17. 1 kinds of macro base stations, comprising:
First message reception module, for receiving the random access guiding that little base station sends;
Second message transmission module, for sending accidental access response to little base station;
3rd message reception module, for receiving the scheduled transmission that little base station sends;
4th message transmission module, for sending collision detection to little base station;
Wherein, macro base station is the Microcell mark that the little base station assigns in its coverage is different, and Microcell mark is carried in accidental access response or collision detection and sends to little base station, so that little base station gets Microcell mark.
18. 1 kinds of little base stations, comprising:
First message transmission module, for sending random access guiding to macro base station;
Second message reception module, for receiving the accidental access response that macro base station sends;
3rd message transmission module, for sending scheduled transmission to macro base station;
4th message reception module, for receiving the collision detection that macro base station sends;
Wherein, carry the Microcell mark that macro base station is little base station assigns in accidental access response or collision detection, little base station obtains its Microcell mark by accidental access response or collision detection.
19. 1 kinds of Microcell mark acquisition systems realized based on macro base station, comprising: macro base station according to claim 17 and little base station according to claim 18.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310718587.5A CN104735678B (en) | 2013-12-24 | 2013-12-24 | The Microcell sign acquiring method and system realized based on macro base station and base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310718587.5A CN104735678B (en) | 2013-12-24 | 2013-12-24 | The Microcell sign acquiring method and system realized based on macro base station and base station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104735678A true CN104735678A (en) | 2015-06-24 |
| CN104735678B CN104735678B (en) | 2018-07-24 |
Family
ID=53459018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310718587.5A Active CN104735678B (en) | 2013-12-24 | 2013-12-24 | The Microcell sign acquiring method and system realized based on macro base station and base station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104735678B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017088736A1 (en) * | 2015-11-23 | 2017-06-01 | 华为技术有限公司 | Access method, device, and system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102065520A (en) * | 2009-11-13 | 2011-05-18 | 中兴通讯股份有限公司 | Base station searching method and terminal |
| CN102378229A (en) * | 2010-08-12 | 2012-03-14 | 电信科学技术研究院 | Method and system for distributing and detecting cell identifiers and equipment |
| CN102421101A (en) * | 2011-12-31 | 2012-04-18 | 北京邮电大学 | Method for self-configuring physical cell identifiers (PCI) |
| US20120178454A1 (en) * | 2011-01-10 | 2012-07-12 | Samsung Electronics Co. Ltd. | Method and apparatus for obtaining identifier of small cell in wireless communication system having hierarchical cell structure |
| CN102612038A (en) * | 2012-04-13 | 2012-07-25 | 北京邮电大学 | Self-configuration method of physical cell identity of family base station |
| CN102612024A (en) * | 2012-04-13 | 2012-07-25 | 北京邮电大学 | Self-configuration method of physical cell identity of relay station |
| CN102960021A (en) * | 2010-04-23 | 2013-03-06 | 高通股份有限公司 | Active macro-femto hand-in with help from out-of-band proxy |
-
2013
- 2013-12-24 CN CN201310718587.5A patent/CN104735678B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102065520A (en) * | 2009-11-13 | 2011-05-18 | 中兴通讯股份有限公司 | Base station searching method and terminal |
| CN102960021A (en) * | 2010-04-23 | 2013-03-06 | 高通股份有限公司 | Active macro-femto hand-in with help from out-of-band proxy |
| CN102378229A (en) * | 2010-08-12 | 2012-03-14 | 电信科学技术研究院 | Method and system for distributing and detecting cell identifiers and equipment |
| US20120178454A1 (en) * | 2011-01-10 | 2012-07-12 | Samsung Electronics Co. Ltd. | Method and apparatus for obtaining identifier of small cell in wireless communication system having hierarchical cell structure |
| CN102421101A (en) * | 2011-12-31 | 2012-04-18 | 北京邮电大学 | Method for self-configuring physical cell identifiers (PCI) |
| CN102612038A (en) * | 2012-04-13 | 2012-07-25 | 北京邮电大学 | Self-configuration method of physical cell identity of family base station |
| CN102612024A (en) * | 2012-04-13 | 2012-07-25 | 北京邮电大学 | Self-configuration method of physical cell identity of relay station |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017088736A1 (en) * | 2015-11-23 | 2017-06-01 | 华为技术有限公司 | Access method, device, and system |
| US10383015B2 (en) | 2015-11-23 | 2019-08-13 | Huawei Technologies Co., Ltd. | Access method, apparatus, and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104735678B (en) | 2018-07-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9794948B2 (en) | Communication control device, communication control method, and base station | |
| US20140235234A1 (en) | Method for maintaining direct device-to-device communication in wireless access system supporting device-to-device communication and apparatus for supporting same | |
| CN104883217B (en) | A kind of method, system and the equipment of transmitting satellite message | |
| CN111031529A (en) | Method for enhancing paging sending and receiving and user equipment | |
| CN102056160B (en) | Method, device and system for generating key | |
| US20190014465A1 (en) | Method and apparatus for access, handover, and encryption control of a ue | |
| CN109644491B (en) | Data transmission method, device and storage medium | |
| CN103124399A (en) | Method and device for monitoring paging of trunking group calling | |
| US11356918B2 (en) | Method and apparatus for controlling or paging a user equipment | |
| US10367633B2 (en) | Wireless communication | |
| CN108353380A (en) | Data routing in cellular communication system | |
| US11399333B2 (en) | Apparatus and method for a mobile telecommunications system | |
| US11234185B2 (en) | Cell identifier format per area in wireless network | |
| CN102469549A (en) | Network access method and system | |
| CN108432293A (en) | Terminal device, the network equipment, the method and wireless communication system for selecting cell | |
| CN104935375A (en) | Method, system and device for carrying out service relay for first standard terminal | |
| US20160119975A1 (en) | Method and apparatus for interworking wireless lan according to camping cell | |
| CN103108377A (en) | Communication method, system and center control node of machine-type communication (MTC) terminal | |
| CN104349497A (en) | UE proximity discovering method and device | |
| EP3099134B1 (en) | Access system, device and method | |
| EP4080911A1 (en) | Method and apparatus for tracking area topology | |
| CN104735678A (en) | Micro-cell identification obtaining method and system achieved based on macro base station and base station | |
| CN105262648A (en) | Implementation method, system and equipment for hybrid networking | |
| CN102056139A (en) | Method and device for reducing reported information quantity | |
| RU2711475C1 (en) | Protection of location information |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |