CN106341864A

CN106341864A - Communication method, device and system under multiple wireless access nodes

Info

Publication number: CN106341864A
Application number: CN201510394704.6A
Authority: CN
Inventors: 刘佳敏; 秦飞
Original assignee: China Academy of Telecommunications Technology CATT
Current assignee: China Academy of Telecommunications Technology CATT; Datang Mobile Communications Equipment Co Ltd
Priority date: 2015-07-07
Filing date: 2015-07-07
Publication date: 2017-01-18
Anticipated expiration: 2035-07-07
Also published as: CN106341864B

Abstract

The invention discloses a communication method, device and system under multiple wireless access nodes. The communication method comprises the steps of sending the same public information to user equipment at each wireless access node; configuring a wireless access nodes used for providing communication services for the user equipment according to a signal measurement result, wherein when multiple wireless access nodes used for providing communication services for the user equipment are provided, resources are coordinated in a unified manner by one of the wireless access nodes so as to enable the wireless access nodes to collaboratively provide communication services for the user equipment. By adopting the communication method disclosed by the invention, the multiple wireless access nodes can be enabled to provide efficient services for the user equipment in a larger coverage area.

Description

A kind of communication means under many radio access nodes, apparatus and system

Technical field

The present invention relates to wireless communication technology field, particularly to the communication under a kind of many radio access nodes Method, apparatus and system.

Background technology

Fig. 1 be lte schematic network structure, as illustrated, lte (long term evolution, Long Term Evolution) in system, between the node of network side, mostly carry out wired connection, i.e. enb (evolution base station) Between connected by wire link, enb and core net node, such as mme (mobility management Entity, Mobility Management Entity), between the equipment such as s-gw (serving gateway, gateway) Also wire link is taken to connect.

Fig. 2 is dual link configuration diagram, as illustrated, in small cell (lower powered wireless access section Point) in enhanced research it is proposed that dual link framework, i.e. ue (user equipment, user equipment) It is connected except maintaining with macro base station, still maintain with a radio access node and be connected, using two websites Resource, is wirelessly transferred.

In prior art, although the framework of dual link can solve the problem that a part of ue is connected with radio access node Problem, but its deficiency is: dual link framework still relies on existing macro base station, works as wireless access When interstitial content is more, then either network efficiency or the experience of ue, is all limited by this framework, Preferably state can not be reached.

For example, ue is if necessary to the resource using two or more radio access nodes, then necessary Extension is more to connect number, and when ue moves between radio access node, though not carrying out traditional Switching flow, but the high speed data transfer of ue still can be subject to certain interrupting, and business experience does not connect Continuous, and when not having macro base station to cover, cannot continuously provide service between radio access node, switching is made The frequent signaling consumption becoming and the decline of Consumer's Experience will be very serious.

Content of the invention

The invention provides a kind of communication means under many radio access nodes, apparatus and system, in order to improve Communication efficiency when there is many radio access nodes.

Embodiments provide the communication means under a kind of many radio access nodes, comprising:

Send identical public information in each radio access node to ue；

According to signal measurement result be configured to ue provide communication service radio access node, wherein, for When the radio access node of ue offer communication service is multiple, by the unified association of one of radio access node Source of raising wages provides communication service so that each radio access node is worked in coordination with for ue.

It is preferred that resource is being uniformly coordinated by one of radio access node so that each radio access node is assisted Be all ue provide communication service when, be uniformly coordinated resource radio access node be by with each wireless access Interactive interfacing resource coordination information between node and/or United Dispatching information are so that each radio access node is worked in coordination with There is provided communication service for ue.

It is preferred that when there is macro base station, providing communication service, wherein, one by dual link framework for ue Bar carries and is provided by macro base station, and another carrying is provided by each radio access node.

It is preferred that determining whether to provide for ue by dual link framework according to one of following condition or a combination thereof Communication service:

Whether ue is simultaneously under macro base station and the covering of each radio access node；

Ue to each radio access node and macro base station transmission channel conditions whether meet basic communication will Ask；

Whether ue possesses the ability of dual link；

The business transmission demand of ue is the need of using dual link framework.

It is preferred that when there is macro base station, providing rrc to connect by macro base station and controlling plane signaling, by each Radio access node provides data-carrying service.

It is preferred that described signal measurement result is: the special measurement signal to each radio access node for the ue Measure the signal measurement result obtaining, or, radio access node is carried out to the upward signal that ue sends Measure the signal measurement result obtaining.

It is preferred that further including: when the radio access node providing communication service for ue changes, There is provided the transmission information of ue to the radio access node not having ue transmission information, to provide even for ue Continuous communication service.

It is preferred that when multiple radio access nodes provide communication service for ue:

After receiving core net and be sent to the downlink data of ue, it is distributed to each radio access node, by each Radio access node sends to ue；

After converging the upstream data of ue transmission that each radio access node receives, send to core net.

It is preferred that be configured to ue provide communication service radio access node include one of herein below or The rrc functional configuration of a combination thereof: ue, the configuration eated dishes without rice or wine, the configuration of ue.

It is preferred that resource is being uniformly coordinated by one of radio access node so that each radio access node is assisted When being all ue offer communication service, the radio access node that this is uniformly coordinated resource is to be referred to according to preset strategy Fixed, or, being to be produced according to preset strategy by each radio access node.

It is preferred that described ue is in the ue of low-speed motion or resting state.

Embodiments provide a kind of method that radio access node provides communication, comprising:

Public information is sent according to the instruction receiving；

When the radio access node for ue offer communication service is multiple, with other radio access nodes association Being all ue provides communication service.

It is preferred that when working in coordination with as ue offer communication service with other radio access nodes, by one of Radio access node is uniformly coordinated resource so that each radio access node is worked in coordination with when providing communication service for ue, The radio access node that this is uniformly coordinated resource is specified according to preset strategy, or, being by each wireless access Node produces according to preset strategy.

It is preferred that with other radio access nodes work in coordination with for ue provide communication service when, by with each nothing Interactive interfacing resource coordination information between line access node and/or United Dispatching information are so that radio access node Working in coordination with other radio access nodes provides communication service for ue.

It is preferred that when there is macro base station, providing communication service, wherein, one by dual link framework for ue Bar carries and is provided by macro base station, and another carrying is worked in coordination with by radio access node and other radio access nodes and carried For.

It is preferred that by macro base station provide rrc connect with control plane signaling when, radio access node and its His radio access node is worked in coordination with and is provided data-carrying service.

After radio access node receives the downlink data of convergence processing equipment transmission, send to ue；

After the upstream data that the ue that radio access node receives sends, send and set to convergence process Standby.

Indicate that each radio access node sends identical public information to ue；

According to signal measurement result be configured to ue provide communication service radio access node, wherein, for When the radio access node of ue offer communication service is multiple, instruction one of radio access node unification Coordinate resource so that each radio access node is worked in coordination with provides communication service for ue.

It is preferred that when there is macro base station, configuring each radio access node with macro base station by dual link framework is Ue provides communication service, and wherein, a carrying is provided by macro base station, and another carries by each wireless access Node provides.

Whether ue possesses the ability of dual link；

It is preferred that when there is macro base station, configuration provides rrc to connect by macro base station and controls plane signaling, There is provided data-carrying service by each radio access node.

Embodiments providing a kind of radio access node provides the device of communication, comprising:

Public information sending module, for sending public information according to the instruction receiving；

Communication module, for when the radio access node for ue offer communication service is multiple, with other Radio access node is worked in coordination with provides communication service for ue.

It is preferred that further including: principal and subordinate's decision module, for working in coordination with other radio access nodes being When ue provides communication service, resource is uniformly coordinated by one of radio access node so that each wireless access Node work in coordination with for ue provide communication service when, according to preset strategy specify, or, with other wireless access sections According to preset strategy, point determines that this is uniformly coordinated the radio access node of resource.

It is preferred that further including: coordination information module, for working in coordination with other radio access nodes being Ue provide communication service when, by each radio access node between interactive interfacing resource coordination information and/or United Dispatching information provides communication service so that radio access node and other radio access nodes are worked in coordination with for ue 's.

It is preferred that coordination information module is further used in the radio access node providing communication service for ue The transmission information of ue, when changing, is provided to the radio access node not having ue transmission information, so that There is provided continuous communication service for ue.

It is preferred that communication module is further used for, when there is macro base station, providing for ue by dual link framework Communication service, wherein, a carrying is provided by macro base station, another carry by radio access node and other Radio access node is worked in coordination with to be provided.

It is preferred that communication module is further used for when providing rrc to connect with controlling plane signaling by macro base station, Working in coordination with other radio access nodes provides data-carrying service.

It is preferred that communication module is further used for when multiple radio access nodes provide communication service for ue: After radio access node receives the downlink data of convergence processing equipment transmission, send to ue；? After the upstream data that the ue that radio access node receives sends, send to convergence processing equipment.

Embodiments provide the communicator under a kind of many radio access nodes, comprising:

Indicating module, for indicating each radio access node to ue transmission identical public information；

Configuration module, provides the wireless access section of communication service for being configured to ue according to signal measurement result Point, wherein, when the radio access node for ue offer communication service is multiple, instruction is one of no Line access node is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue.

It is preferred that configuration module is further used for when there is macro base station, configure each radio access node with grand Base station is pressed dual link framework and is provided communication service for ue, and wherein, a carrying is provided by macro base station, another Bar carries and is provided by each radio access node.

It is preferred that configuration module is further used for being determined whether by double according to one of following condition or a combination thereof Connect framework for ue offer communication service:

Whether ue possesses the ability of dual link；

It is preferred that configuration module is further used for when there is macro base station, configuration provides rrc by macro base station Connect and control plane signaling, provide data-carrying service by each radio access node.

It is preferred that configuration module is further used for according to ue, the special measurement of each radio access node being believed Number measure the signal measurement result obtaining, or, the upward signal that radio access node sends to ue enters The signal measurement result that row measurement obtains, being configured to ue provides the radio access node of communication service.

It is preferred that further including:

User plane convergence module, for when multiple radio access nodes provide communication service for ue: connecing After receiving the downlink data that core net is sent to ue, it is distributed to each radio access node, by each wireless access Node sends to ue；After converging the upstream data of ue transmission that each radio access node receives, send To core net.

It is preferred that configuration module is further used for providing the radio access node configuration bag of communication service for ue The rrc functional configuration including one of herein below or a combination thereof: ue, the configuration eated dishes without rice or wine, the configuration of ue.

Embodiments provide the communication system under a kind of many radio access nodes, comprising: above-mentioned nothing Line access node provides the device of communication, and the communicator under above-mentioned many radio access nodes, wherein:

Communicator under many radio access nodes is identical for indicating that each radio access node sends to ue Public information；Being configured to ue according to signal measurement result provides the radio access node of communication service, its In, when the radio access node for ue offer communication service is multiple, indicate one of wireless access Node is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue；

Radio access node provides the device of communication, for sending public information according to the instruction receiving；? For ue provide communication service radio access node be multiple when, work in coordination with as ue with other radio access nodes Communication service is provided.

The present invention has the beneficial effect that:

Due to sending identical public information so that each radio access node in each radio access node to ue Can make up a virtual subdistrict, so that multiple radio access node can be bigger in a unification Service is provided for ue in coverage；And be multiple in the radio access node providing communication service for ue When, resource is uniformly coordinated by one of radio access node so that each radio access node is worked in coordination with and carried for ue For communication service, due to there is the radio access node of the coordinating and unifying so that multiple radio access node is at this Service can efficiently be provided for ue, for example, in virtual subdistrict in the bigger coverage of individual unification It is not necessary to change cell ID it is not necessary to switch over process when mobile, ue can enjoy unified continuous Data, services；Meanwhile, multiple wireless radio access nodes participate in communication service it is clear that efficiency also can be higher.

Brief description

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes of the present invention Point, the schematic description and description of the present invention is used for explaining the present invention, does not constitute to the present invention not Work as restriction.In the accompanying drawings:

Fig. 1 is lte schematic network structure in background technology；

Fig. 2 is dual link configuration diagram in background technology；

Fig. 3 is the communication means implementation process diagram under many radio access nodes in the embodiment of the present invention；

Fig. 4 provides the method implementation process diagram of communication for radio access node in the embodiment of the present invention；

Fig. 5 is the communication under the many radio access nodes implemented in centralized control node in the embodiment of the present invention Method implementation process diagram；

Fig. 6 is that the communication network in the heterogeneous network double small area having macro base station to cover in the embodiment of the present invention is illustrated Figure；

Fig. 7 is Deta bearer schematic diagram when macro base station and virtual subdistrict layer dual link in the embodiment of the present invention；

Fig. 8 is that the communication network of the heterogeneous network list cell having macro base station to cover in the embodiment of the present invention is illustrated Figure；

Fig. 9 is the communication network signal that in the embodiment of the present invention, intensive radio access node monolayer covers single cell Figure；

Figure 10 is the Deta bearer that in the embodiment of the present invention, intensive radio access node monolayer covers during single cell Schematic diagram；

Figure 11 provides the apparatus structure schematic diagram of communication for radio access node in the embodiment of the present invention；

Figure 12 is the communication apparatus structure schematic diagram under many radio access nodes in the embodiment of the present invention；

Figure 13 is the communication system architecture schematic diagram under many radio access nodes in the embodiment of the present invention；

Figure 14 is radio access node structural representation in the embodiment of the present invention；

Figure 15 is architecture of base station schematic diagram in the embodiment of the present invention.

Specific embodiment

Below in conjunction with the accompanying drawings the specific embodiment of the present invention is illustrated.

In mobile communication system future development, in order to better meet user's request, significant increase network capacity And handling capacity, more access nodes will be introduced, that is, following is super-intensive network.With access node Increase, it is desirable to have a kind of effective method preferably to manage substantial amounts of access point, and preferably be user The data transport service of big speed is provided.In order to improve management and control and the network operation efficiency of super-intensive network, with When preferably ensure the experience of user, the cell that will propose in a kind of super-intensive network in the embodiment of the present invention is empty The framework of planization and programme of work, to meet the demand of two-forty, high-throughput and the low time delay of future communications, And improve network efficiency.

In declarative procedure, first implemented on centralized control node and multiple radio access node to including Technical scheme illustrate, then more respectively in centralized control node and each radio access node Implement technical scheme illustrate, subsequently again with example to scheme be embodied as illustrate.Need Bright, centralized control node is equipment defined herein, and the function that it is realized will be with step in method Rapid form illustrates, and specific function is explained below, in being embodied as, centralized Control section Point is an independent logic entity, function can be added on the big macro base station covering it is also possible to by many Individual or network equipment is realizing.

Fig. 3 is the communication means implementation process diagram under many radio access nodes, as illustrated, can wrap Include:

Step 301, each radio access node to ue send identical public information；

Step 302, be configured to according to signal measurement result ue provide communication service radio access node, Wherein, when the radio access node for ue offer communication service is multiple, by one of wireless access Node is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue.

In being embodied as, in technical scheme provided in an embodiment of the present invention, multiple radio access nodes are adopted Taken the design of virtual subdistrict, that is, multiple radio access nodes virtual for unified big coverage cell, with for User connects and accesses.Multiple radio access nodes carry out management and control, the application by unified centralized control node In, for ease of description, the equipment implementing this management and control function is named as centralized control node, centralized Control section Put the chain of command anchor point as user and mobility anchor point.

The multiple radio access nodes meeting transmission conditions requirement around ue provide service for ue simultaneously, The service radio access node cluster of the radio access node composition ue of service is provided simultaneously, in the application, is It is easy to describe, the structure of multiple radio access node compositions for same ue service is named as node cluster, In the application, virtual subdistrict is a logical concept, and node cluster is physical entity.Virtual subdistrict is by numerous sections Point cluster composition, unification is controlled by a centralized control node, and the node sending identical public message is common One virtual subdistrict of composition.For example, 100 ap are all to be controlled by a centralized control node, form one Individual virtual subdistrict, then any ue once of service under this 100 ap, is all attached to same in logic One cell.But the specific service node of each ue is different, the node cluster of such as ue1 is ap1、ap2、ap3；The node cluster of ue2 is ap2, ap5, ap6... etc..

The semi-static adjustment of service radio access node cluster is responsible for by centralized control node, centralized Control section Point can be with the configuration data transmission channel of the radio access node in configuration service radio access node cluster.? In service radio access node cluster, there is a main radio access node, be responsible for the money of multiple radio access nodes Source is coordinated and the dynamic management such as United Dispatching, radio access node supplemented by other, works in coordination with as user service.Collection Interface is had to be connected between middle control node and radio access node, by interface, you can to control wireless access section Point sends identical common signal, and selects and configuration service radio access node cluster for ue, or specifies Main radio access node.For ue, the radio access node cluster of service is provided wirelessly to be connect by which for it Ingress forms, and can unknown or clearly know, equally, main radio access node, Auxiliary radio access node is also for ease of describing the name giving in the application.

Being achieved in that of virtual subdistrict sends identical public information by multiple radio access nodes, for example extensively Broadcast, public reference signal, cell ID etc., for idle (idle) state ue, receive these Information, its technique effect covers wider big base station similar to residing in one.And wirelessly connect for being connected to For the connected state ue of ingress, its technique effect is also similar to that and is connected to a big logical base station, It is not necessary to change cell ID it is not necessary to switch over process, ue enjoys when moving in the range of virtual subdistrict By unified continuous data, services.

Multiple radio access nodes that virtual subdistrict is related to, to be uniformly controlled by centralized control node, Can be that preferable backhaul connects or non-ideal backhaul between centralized control node and radio access node Connect.Centralized control node can be that an independent logic entity covers greatly it is also possible to function is added to Macro base station on.

In enforcement, can further include:

Being configured to ue according to the resource using status of each radio access node provides the wireless access of communication service Node.

In being embodied as, the node cluster of ue can be semi-statically configured, as ue because movement leads to now Some service radio access node clusters e insufficient to meet transmission needs, then, more preferable if there are channel condition Radio access node can newly add the service radio access node cluster of ue, or channel condition is deteriorated Radio access node delete from the service radio access node cluster of ue, increase and delete according to By ue, the measurement of downlink dedicated signal is reported or radio access node measures to the upward signal of ue Result is judged, is certainly also required to consider radio access node own resources use state, for example Load condition, disposal ability situation etc..In being embodied as, ue is added to service the nothing of radio access node cluster Line access node preferably while meet channel quality requirement and radio access node oneself state can bear for Ue provides the condition of service, the two one of them be unsatisfactory for, radio access node can be from the clothes of ue Delete in business radio access node cluster.

In enforcement, resource is being uniformly coordinated by one of radio access node so that each radio access node is assisted Be all ue provide communication service when, be uniformly coordinated resource radio access node be by with each wireless access Interactive interfacing resource coordination information between node and/or United Dispatching information are so that each radio access node is worked in coordination with There is provided communication service for ue.

In being embodied as, main radio access node passes through the interface between radio access node, can be to eat dishes without rice or wine to pass Defeated form, the resource coordination information of ue and United Dispatching information are sent to other service radio access nodes Auxiliary radio access node in cluster, makes the wireless access section in all of service radio access node cluster then Point can be unified to provide the user cooperation with service.

In enforcement, when there is macro base station, communication service can be provided by dual link framework for ue, wherein, Article one, carrying is provided by macro base station, and another carrying is provided by each radio access node.

In being embodied as, can be determined whether according to one of following condition or a combination thereof by dual link framework be Ue offer communication service:

Whether ue possesses the ability of dual link；

In being embodied as, if ue meets the condition using virtual subdistrict resource with macro base station dual link, The dual link of macro base station and virtual subdistrict can be set up for ue, generally, connect based on macro base station, Connect supplemented by the layer of virtual subdistrict.So-called virtual subdistrict and the use condition of macro base station dual link, in being embodied as Typically can consider:

Under ue is in macro base station and covers while the layer of virtual subdistrict, to the biography of virtual subdistrict layer and macro base station Defeated channel condition meets basic communicating requirement；

The ability of this dual link is possessed on ue ability；

Extra it is also contemplated that the demand of ue business transmission, such as rate requirement etc. it is also contemplated that The factor such as the load balancing of network and access equilibrium.

In enforcement, when there is macro base station, can by macro base station provide rrc (radio resource control, Wireless heterogeneous networks) connect and control plane signaling, provide data-carrying service by each radio access node.

In being embodied as, when radio access node does not form single cell, but with macro base station cell one When playing composition virtual subdistrict, for ue, rrc connects and all control plane signalings can be attached to Macro base station, radio access node only need to undertake the transmission of partial data carrying.

In enforcement, described signal measurement result may is that the special measurement to each radio access node for the ue Signal measures the signal measurement result obtaining, or, the upward signal that radio access node sends to ue Measure the signal measurement result obtaining.

In being embodied as, each radio access node can have special measurement signal to configure, in order to ue pair These special measurement signals measure, thus the preferable radio access node of selection signal quality is as ue Service radio access node cluster；

Ue can also be configured and send upward signal, by the upward signal to ue for the radio access node of surrounding Measure, therefrom the preferable radio access node of selection signal quality is as the service wireless access section of ue Point cluster.

In enforcement, may further include:

When the radio access node providing communication service for ue changes, to there is no ue transmission information Radio access node provides the transmission information of ue, to provide continuous communication service for ue.

In being embodied as, when there is change in the service radio access node cluster of ue, in order that the body of ue Test more continuous, can be by the context of each transmission protocol layer of ue and status information and cache contents by old nothing Line access node is delivered to new radio access node, can take over old nothing as early as possible in order to new radio access node Line access node be ue provide continuous service, for example can transmit rlc (radio link control, no Wired link control) and mac (medium access control, medium education) layer status information, Cache information.

In enforcement, when multiple radio access nodes provide communication service for ue:

In being embodied as, when the function of centralized control node is divided into chain of command function and user plane functions, For user plane functions, it possesses user plane aggregation feature, if realize user plane functions is to concentrate route section Point, then, the downlink data to ue, first it is issued to collection routing nodes by core net, then by concentrating Routing node is distributed on the service radio access node of ue and completes to send；Upstream data is conversely, by ue Service radio access node pass through eat dishes without rice or wine receive, be then forwarded to collect routing nodes, via concentrate route section Point enters core network footpath or other local path.

It should be noted that collection routing nodes, centralized control node are as function device, concentrate route section Point can be as a single equipment naturally it is also possible to also in centralized control node, this place increases newly and concentrates This equipment of routing node is for only for ease of description and understands.Specifically to chain of command function and user plane work( The enforcement of energy, can be illustrated with example further below.

In enforcement, be configured to ue provide communication service radio access node include one of herein below or The rrc functional configuration of a combination thereof: ue, the configuration eated dishes without rice or wine, the configuration of ue.

In being embodied as, when the function of centralized control node is divided into chain of command function and user plane functions, For chain of command function, the rrc function of ue may be located at centralized control node, to the configuration eated dishes without rice or wine and The configuration of ue is it is also possible to be responsible for by centralized control node.

In enforcement, resource is being uniformly coordinated by one of radio access node so that each radio access node is assisted When being all ue offer communication service, the radio access node that this is uniformly coordinated resource is to be referred to according to preset strategy Fixed, or, being to be produced according to preset strategy by each radio access node.

In being embodied as, ue services the main radio access node in radio access node cluster, can be by concentrating Control node in configuration, select it is also possible to by the nothing in service radio access node cluster by semi-static carrying out Line access node consults to decide.

In enforcement, ue can be in the ue of low-speed motion or resting state.

In being embodied as, resident strategy can consider:

According to current deployment scenario, the indoor environment of such as virtual subdistrict layer deployment, in this context Ue is in low speed or static state, now can consider to allow ue to reside in virtual subdistrict frequency, If the outdoor of virtual subdistrict layer deployment is possible to the environment including road, ue in this context is possible to It is at a high speed in eastern state, now can consider not allowing ue resident virtual subdistrict frequency；

State according to ue carries out resident, if ue is in low-speed motion state, may reside within void Intend subdistrict frequency point, if ue is in high-speed motion state, do not allow to reside in virtual subdistrict frequency.

The technical scheme implemented in following centralized control node and each radio access node, because In the above-mentioned technical scheme including and implementing on centralized control node and multiple radio access node It is illustrated, just it will not be described, specific enforcement may refer to the enforcement of such scheme, repeat Part repeats no more.

Fig. 4 provides the method implementation process diagram of communication for radio access node, as illustrated, can wrap Include:

The instruction that step 401, basis receive sends public information；

Step 402, for ue provide communication service radio access node be multiple when, wireless with other Access node is worked in coordination with provides communication service for ue.

In enforcement, when working in coordination with as ue offer communication service with other radio access nodes, can be by wherein One radio access node is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue When, the radio access node that this is uniformly coordinated resource is specified according to preset strategy, or, being by each wireless Access node produces according to preset strategy.

In enforcement, with other radio access nodes work in coordination with for ue provide communication service when, can by with Interactive interfacing resource coordination information between each radio access node and/or United Dispatching information are so that wireless access Node and other radio access nodes are worked in coordination with provides communication service for ue.

In enforcement, may further include: the radio access node providing communication service for ue changes When, provide the transmission information of ue to the radio access node not having ue transmission information, to carry for ue For continuous communication service.

In enforcement, when there is macro base station, communication service can be provided by dual link framework for ue, wherein, Article one, carrying is provided by macro base station, and another carrying is worked in coordination with other radio access nodes by radio access node There is provided.

In enforcement, by macro base station provide rrc connect with control plane signaling when, radio access node and its His radio access node is worked in coordination with and is provided data-carrying service.

Fig. 5 is that the communication means implementing procedure under the many radio access nodes implemented in centralized control node shows It is intended to, as illustrated, may include that

Step 501, each radio access node of instruction send identical public information to ue；

Step 502, be configured to according to signal measurement result ue provide communication service radio access node, Wherein, when the radio access node for ue offer communication service is multiple, indicate that one of them wirelessly connects Ingress is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue.

In enforcement, may further include: be configured to according to the resource using status of each radio access node Ue provides the radio access node of communication service.

In enforcement, when there is macro base station, configuring each radio access node with macro base station by dual link framework is Ue provides communication service, and wherein, a carrying is provided by macro base station, and another carries by each wireless access Node provides.

In enforcement, determine whether to provide for ue by dual link framework according to one of following condition or a combination thereof Communication service:

Whether ue possesses the ability of dual link；

In enforcement, when there is macro base station, can configure and providing rrc to connect and chain of command letter by macro base station Order, provides data-carrying service by each radio access node.

In enforcement, being configured to ue provides the radio access node of communication service can include one of herein below Or the rrc functional configuration of a combination thereof: ue, the configuration eated dishes without rice or wine, the configuration of ue.

For more fully understanding the enforcement of the present invention, illustrated with example below.

Embodiment 1: have the enforcement in the heterogeneous network double small area of macro base station covering

Fig. 6 is the communication network schematic diagram in the heterogeneous network double small area having macro base station to cover, as illustrated, figure In in order to illustrate for ue provide communication service communication network include a macro base station, three low-power Radio access node, and a ue, wherein, macro base station provides more wide big covering, its covering Radius can be distributed with more low-power no in hundred meters and above magnitude in the range of macro base station Line access node, the covering radius scope of these low-power wireless access nodes is much smaller than macro base station, for example, exist Ten meters of magnitudes.Low-power wireless access node, when super-intensive is disposed, is typically alien frequencies and macro base station between. These numerous low-power wireless access nodes can execute virtual subdistrict operation under the control of macro base station. Mainly as follows in communication network:

Multiple radio access nodes are synchronous and send identical public information, such as broadcast letter in same asset Breath, synchronizing information, cell common reference, cell ID etc.；

When ue is set up with radio access node frequency layer and is connected, be equivalent to the virtual logical unified with The connection that node is set up, the function of this virtual logical node may be located at macro base station or individually patrols Collect entity；In the application, virtual subdistrict is logical concept, corresponds in physical concept, that is, be by multiple works Make the radio access node in identical frequency bandwidth, transmission identical public message to collectively constitute, these are no Line access node cooperative frequency bandwidth, referred to as frequency layer in the application, is that a physics is general Read.

Dual link operation can be carried out between virtual subdistrict layer and macro base station；

Each radio access node can have special measurement signal to configure, in order to ue to these special measurements Signal measures, thus the preferable radio access node of selection signal quality wirelessly connects as the service of ue Ingress cluster；Ue can also be configured and send upward signal, the radio access node by surrounding is upper to ue Row signal measures, and therefrom the preferable radio access node of selection signal quality is wireless as the service of ue Access node cluster.

The main flow that ue is operated in virtual subdistrict is as follows:

1st, ue, according to different resident strategies and network requirement, resides in currently suitable cell；Namely Say that ue may reside in macro base station it is also possible to reside in virtual subdistrict frequency；

Resident strategy when being embodied as middle can consider:

2nd, when ue needs initiation business, ue to its resident network initiate the request of rrc connection establishment and Follow-up process, sets up rrc connection establishment and radio bearer；

If 3 ue meet the condition using virtual subdistrict resource with macro base station dual link, can be ue Set up the dual link of macro base station and virtual subdistrict, generally, connect based on macro base station, virtual subdistrict Connect supplemented by layer.

So-called virtual subdistrict and the use condition of macro base station dual link, typically can consider:

Under ue is in macro base station and covers while each radio access node, to virtual subdistrict layer and macro base station Transmission channel conditions meet basic communicating requirement；

The ability of this dual link is possessed on ue ability；

Ue may be located at macro base station centralized entity in the connection of virtual subdistrict layer, the function of its chain of command, uses The convergence point in family face can also be macro base station centralized entity, namely the chain of command function of centralized control node Positioned at macro base station, due to the repertoire of the not centralized control node of function herein, therefore in the present embodiment It is referred to as network centralized entity to show difference.The active service radio access node cluster of ue is semi-static choosing Select, when ue needs to set up data transmission path with virtual subdistrict layer, can configure about to ue The DRS (Dedicated Reference Signal) of radio access node, is measured to it by ue and result is reported network centralized entity, Network centralized entity, according to measurement result, selects wherein channel condition preferably one or several wireless access Node is as the service radio access node cluster of ue；It could also be possible that it is upper to ue by radio access node Row signal is detected, the preamble signal of such as Stochastic accessing, or other upward signal, Ran Hougen According to quality of uplink signal measurement result, select wherein channel condition preferably one or several wireless access sections Point is as the service radio access node cluster of ue.

The service radio access node cluster of ue can be semi-statically configured, and as ue because mobile, leads to When existing service radio access node cluster e insufficient to meet transmission needs, if there being the more preferable nothing of channel condition Line access node can newly add the service radio access node cluster of ue, or the nothing that channel condition is deteriorated Line access node is deleted from the service radio access node cluster of ue, and the foundation increasing and deleting all is passed through Ue reports to the measurement of downlink dedicated signal or the upward signal measurement result to ue for the radio access node Judged, be certainly also required to consider the state of radio access node itself, such as load condition, place Reason capabilities might etc..In general, the radio access node that ue services radio access node cluster is added to need Meet channel quality requirement simultaneously and radio access node oneself state can bear to provide for ue and service, two Person is unsatisfactory for one of them, and radio access node is likely to by the service radio access node cluster of ue Delete.The semi-static adjustment of service radio access node cluster is responsible for by centralized control node, centralized Control Node needs the configuration data transmission channel of the radio access node in configuration service radio access node cluster. For ue, it is known that the concrete composition of its service radio access node cluster is not it is also possible to know, In the case of ignorant, ue only need to carry out data transmission according to up-to-date eat dishes without rice or wine configuration and dispatch situation Can be it is not necessary to be clearly known specifically which radio access node of service to provide it with.

When the service radio access node cluster of ue occurs change, in order that the experience of ue is more continuous, can So that the context of each transmission protocol layer of ue and status information and cache contents to be passed by old radio access node It is delivered to new radio access node, can take over old radio access node as early as possible in order to new radio access node is Ue provides continuous service, for example, can transmit the status information of rlc and mac layer, cache information.

In the service radio access node cluster of ue, there is radio access node based on a radio access node, Radio access node supplemented by other radio access nodes.The major function of main radio access node is to collaborative biography Defeated and resource coordination carries out unified allotment, such as when the radio access node pair of service radio access node cluster When ue carries out joint transmission, the downlink data of ue by centralized control node be issued to participation each is wireless At access node, then by main radio access node, resource is scheduling, and schedule information is sent in advance To other auxiliary radio access nodes, after auxiliary radio access node receives scheduling, according to the concrete letter of scheduling Breath, sends information to ue, on the same resource thus ue can merge reception simultaneously.When service nothing When the radio access node of line access node cluster carries out resource coordination to ue, it is also by main radio access node Resource is coordinated, schedule information is sent in advance other auxiliary radio access nodes, auxiliary wireless access section After point receives scheduling, when carrying out own schedule, avoid the interference to this ue scheduling as far as possible.

Radio access node in the service radio access node cluster of ue, can be provided by interface message The transmission in source, interface message may include that auxiliary radio access node by the state of itself, such as resource situation, Treat dispatch situation, disturbed condition etc., notify to main radio access node；Scheduling is determined by main radio access node Plan information is sent to auxiliary radio access node.The sending method of interface message, can pass through radio access node Between wire link be transmitted it is also possible to set up wireless transfer channel between radio access node, lead to Cross wave point to be transmitted.

Ue services the main radio access node in radio access node cluster, can joined by centralized control node When putting, semi-static carrying out is selected it is also possible to be assisted by the radio access node in service radio access node cluster Business determines.

Fig. 7 is macro base station and the Deta bearer schematic diagram during layer dual link of virtual subdistrict, as illustrated, shunting To the carrying data of radio access node, for example, go up in figure in pdcp (packet data convergence Protocol, packet data polymerized agreement) layer is diverted to the data of ap1 and ap2, can be identical number According to for many radio access nodes joint transmission or different data, for many wireless access section The coordinating transmissions of point.

Embodiment 2: have the enforcement of the heterogeneous network list cell of macro base station covering

Fig. 8 is the communication network schematic diagram of the heterogeneous network list cell having macro base station to cover, as illustrated, figure In in order to illustrate for ue provide communication service communication network include a macro base station, three low-power Radio access node, and a ue, this scene is similar with Fig. 6 of embodiment 1, is all by macro base station Cover and radio access node covers composition, with main difference is that of embodiment 1, radio access node group The frequency becoming in this example, is not formed single cell, but is formed virtual little together with macro base station cell Area.

The feature of this virtual subdistrict is mainly as follows:

Macro base station provides public information, such as broadcast message, public reference signal, synchronizing information, cell mark In these public informations that knowledge information etc., wherein macro base station provide, except comprising the configuration of macro base station itself, The configuration of radio access node frequency can also be comprised, such as, in broadcast message, carry radio access node Frequency bandwidth information, the configuration information of radio access node etc.；

Radio access node frequency is invisible for idle ue, is only used as the resource of connected state；

For ue, rrc connects and all control plane signalings can all be attached to macro base station, wirelessly connects Ingress only need to undertake the transmission of partial data carrying；

Measurement to radio access node and identification can be based on special measurement signal, configured by dedicated signaling To ue.

The main flow that ue is operated in virtual subdistrict is as follows:

1st, ue resides in macrocell, and can obtain radio access node from the system message of macrocell must Want information；

2nd, when ue needs to carry out data cube computation, send rrc connection establishment to macrocell and ask and follow-up Flow process, sets up rrc connection establishment and radio bearer；

If 3 ue meet the condition using radio access node resource, configure wireless access section for ue Point relevant configuration, and set up the data channel of radio access node.

The use condition of radio access node resource, typically can consider:

Ue is under covering while macro base station and radio access node layer, to radio access node layer and grand The transmission channel conditions of base station meet basic communicating requirement；

This ability simultaneously carrying out with macro base station and radio access node transmission is possessed on ue ability；

Extra it is also contemplated that the demand of ue business transmission, such as rate requirement etc. it is also contemplated that The factor such as the load balancing of each node of network and access equilibrium.

In the present embodiment, the service radio access node cluster of ue and the configuration of main radio access node, renewal Mechanism etc., all may be referred to the embodiment of embodiment 1, and carrying can also be as the reality of Fig. 7 of embodiment 1 Apply mode, here is omitted.

It should be noted that in embodiment 1 and 2, the change of radio access node aspect all will not be carried out During the change of handoff procedure, only macrocell, just switch over process.

Embodiment 3: intensive radio access node monolayer covers the enforcement of single cell

Fig. 9 is the communication network schematic diagram that intensive radio access node monolayer covers single cell, as illustrated, If in figure includes a centralized control node in order to the communication network illustrating to provide communication service for ue Dry low-power wireless access node and a ue, wherein three low-power wireless access nodes carry for ue For service, in example, for the intensive overlay area of low-power wireless access node, this region does not have macro base station to cover Lid, or the coverage condition not considering macro base station.The present embodiment is introduced and is only considered radio access node composition How virtual subdistrict works.

First, virtual subdistrict needs centralized control node, and this centralized control node is as virtual subdistrict scope The interior centralized control node of all radio access nodes and/or data gathering node.That is, centralized Control section Point can be one, both managed chain of command and managed user plane convergence, centralized control node can also be two Independent logical node, manages chain of command by centralized control node, to carry out data by collection routing nodes and to put down The convergence in face.Isolate collection routing nodes is for the ease of functionally better illustrating centralized Control herein The enforcement of node, is not intended to the equipment needing to certainly exist entitled collection routing nodes in force, Those skilled in the art are readily apparent that, as function device, a certain equipment can be transferred to as needed to realize.

Introduce chain of command function and the user plane functions of centralized control node individually below:

The rrc function of chain of command function: ue all can be located at centralized control node, to the configuration eated dishes without rice or wine and The configuration of ue, to be responsible for by centralized control node；

User plane aggregation feature: the downlink data to ue, first it is issued to collection routing nodes by core net, Again by collection routing nodes be distributed on the service radio access node of ue complete send, upstream data conversely, Pass through to eat dishes without rice or wine to receive by the service radio access node of ue, be then forwarded to collect routing nodes, via concentration Routing node enters core net path or other local path.

Figure 10 is the Deta bearer schematic diagram that intensive radio access node monolayer covers during single cell, protocol stack Can be as shown in the figure.

These numerous low-power wireless access nodes can execute virtual under the control of centralized control node Cell operation, the mainly following content of inclusion:

When ue is set up with radio access node frequency layer and is connected, be equivalent to the virtual logical unified with The connection that node is set up, the function of this virtual logical node is located at centralized control node；

The process that ue is transmitted in virtual subdistrict is mainly as follows:

1st, ue normally resides in virtual subdistrict, because each of virtual subdistrict radio access node is all sent out Send identical public information, for ue, the message no matter receiving from which radio access node is all one Cause, with to reside in a big cell be the same therefore for ue；

2nd, when ue needs the transmission of initiation business, ue initiates to virtual subdistrict according to normal access procedure Stochastic accessing and the request of rrc connection establishment, set up rrc by centralized control node for ue and connect sum According to carrying；

During Stochastic accessing, up preamble (lead code) signal of ue, can be by multiple Radio access node is received, when multiple radio access nodes are satisfied by quality of reception thresholding, this multiple nothing Line access node all can be as the alternative services radio access node cluster of ue, by radio access node by signal It is sent to centralized control node with related metrical information, centralized control node connects to access and rrc builds Vertical data carries foundation and is processed, and with ue interaction it is established that being connected；

Centralized control node can also be joined to ue in above-mentioned selected alternative services radio access node cluster Put special measurement, make ue that the radio access node in these alternative services radio access node clusters is carried out Further accurate measurement, to select and to be configured to formally service radio access node cluster.

Certainly the process of measurement can also be the configuration up sending signal of ue, surveyed by radio access node Amount, the collection according to radio access node measurement result and comparing, selected and just configured by centralized control node Formula services radio access node cluster.

In service radio access node cluster, can also there is main radio access node, wherein main wireless access section The selection of point and function, are embodied as may be referred to embodiment 1, here is omitted.

Inside a virtual subdistrict under ue controls in same centralized control node, change different clothes When business radio access node or more new demand servicing radio access node cluster, ue does not need to switch over process. Only when ue removes the coverage of this virtual subdistrict, need to enter another virtual subdistrict or another During cell, ue switches over process.

Based on same inventive concept, additionally providing a kind of radio access node in the embodiment of the present invention provides communication Device, the communicator under a kind of many radio access nodes, the communication system under a kind of many radio access nodes System, the principle due to these equipment solve problems provides the method communicating, one kind with a kind of radio access node Communication means under many radio access nodes is similar, and the enforcement of therefore these equipment may refer to the reality of method Apply, repeat no more in place of repetition.

Figure 11 provides the apparatus structure schematic diagram of communication for radio access node, as illustrated, can in device To include:

Public information sending module 1101, for sending public information according to the instruction receiving；

Communication module 1102, for for ue provide communication service radio access node be multiple when, with Other radio access nodes are worked in coordination with provides communication service for ue.

In enforcement, can further include:

Principal and subordinate's decision module 1103, for working in coordination with as ue offer communication service with other radio access nodes When, resource is uniformly coordinated by one of radio access node so that each radio access node is worked in coordination with and carried for ue For, during communication service, being specified according to preset strategy, or, being determined according to preset strategy with other radio access nodes This is uniformly coordinated the radio access node of resource calmly.

In enforcement, can further include:

Coordination information module 1104, for working in coordination with as ue offer communication service with other radio access nodes When, by each radio access node between interactive interfacing resource coordination information and/or United Dispatching information so that Radio access node and other radio access nodes are worked in coordination with provides communication service for ue.

In enforcement, coordination information module can also be further used for providing wirelessly connecing of communication service for ue The transmission information of ue, when ingress changes, is provided to the radio access node not having ue transmission information, To provide continuous communication service for ue.

In enforcement, communication module can also be further used for when there is macro base station, by dual link framework be Ue provides communication service, and wherein, a carrying is provided by macro base station, and another carries by wireless access section Point is worked in coordination with other radio access nodes and is provided.

In enforcement, communication module can also be further used for providing rrc to connect and chain of command by macro base station During signaling, working in coordination with other radio access nodes provides data-carrying service.

In enforcement, communication module can also be further used for providing communication in multiple radio access nodes for ue During service: radio access node receive convergence processing equipment transmission downlink data after, send to ue；After the upstream data that the ue that radio access node receives sends, send and set to convergence process Standby.

Figure 12 is the communication apparatus structure schematic diagram under many radio access nodes, as illustrated, can in device To include:

Indicating module 1201, for indicating each radio access node to ue transmission identical public information；

Configuration module 1202, provides wirelessly connecing of communication service for being configured to ue according to signal measurement result Ingress, wherein, when the radio access node for ue offer communication service is multiple, indicates wherein one Individual radio access node is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue.

In enforcement, configuration module can also be further used for the resource using status according to each radio access node Being configured to ue provides the radio access node of communication service.

In enforcement, configuration module can also be further used for, when there is macro base station, configuring each wireless access section Point and macro base station are pressed dual link framework and are provided communication service for ue, and wherein, a carrying is provided by macro base station, Another carrying is provided by each radio access node.

In enforcement, configuration module can also be further used for being determined according to one of following condition or a combination thereof is No is ue offer communication service by dual link framework:

Whether ue is simultaneously under macro base station and the covering of virtual subdistrict layer；

Whether ue possesses the ability of dual link；

In enforcement, configuration module can also be further used for when there is macro base station, and configuration is provided by macro base station Rrc connects and controls plane signaling, provides data-carrying service by each radio access node.

In enforcement, configuration module can also be further used for special to each radio access node according to ue Measurement signal measures the signal measurement result obtaining, or, radio access node ue is sent up Signal measures the signal measurement result obtaining, and being configured to ue provides the radio access node of communication service.

In enforcement, can further include:

User plane convergence module 1203, for when multiple radio access nodes provide communication service for ue: After receiving core net and be sent to the downlink data of ue, it is distributed to each radio access node, by each wireless Access node sends to ue；After converging the upstream data of ue transmission that each radio access node receives, Send to core net.

In enforcement, configuration module can also be further used for providing the radio access node of communication service for ue Configure the rrc functional configuration including one of herein below or a combination thereof: ue, the configuration eated dishes without rice or wine, ue Configuration.

Figure 13 is the communication system architecture schematic diagram under many radio access nodes, as illustrated, can in system To include: the radio access node described in Figure 11 provides the device of communication, and many described in Figure 12 Communicator under radio access node, wherein:

Communicator 1301 under many radio access nodes, for indicating each radio access node to ue transmission Identical public information；Being configured to ue according to signal measurement result provides the radio access node of communication service, Wherein, when the radio access node for ue offer communication service is multiple, indicate that one of them wirelessly connects Ingress is uniformly coordinated resource so that each radio access node is worked in coordination with provides communication service for ue；

Radio access node provides the device 1302 of communication, for sending public letter according to the instruction receiving Breath；When the radio access node for ue offer communication service is multiple, with other radio access nodes association Being all ue provides communication service.

For convenience of description, each several part of apparatus described above is divided into various modules or unit respectively with function Description.Certainly, can be the function of each module or unit in same or multiple softwares when implementing the present invention Or realize in hardware.

When implementing technical scheme provided in an embodiment of the present invention, can implement as follows.

Figure 14 is radio access node structural representation, as illustrated, may include that

Processor 1400, for reading the program in memorizer 1420, the following process of execution:

Data processing is provided to support for the data message that transceiver sends；

Transceiver 1410, for sending data under the control of processor 1400, the following process of execution:

Public information is sent according to the instruction receiving；

In enforcement, when working in coordination with as ue offer communication service with other radio access nodes, by one of Radio access node is uniformly coordinated resource so that each radio access node is worked in coordination with when providing communication service for ue, The radio access node that this is uniformly coordinated resource is specified according to preset strategy, or, being by each wireless access Node produces according to preset strategy.

In enforcement, with other radio access nodes work in coordination with for ue provide communication service when, by with each nothing Interactive interfacing resource coordination information between line access node and/or United Dispatching information are so that radio access node Working in coordination with other radio access nodes provides communication service for ue.

In enforcement, further include:

In enforcement, when there is macro base station, provide communication service, wherein, one by dual link framework for ue Bar carries and is provided by macro base station, and another carrying is worked in coordination with by radio access node and other radio access nodes and carried For.

Wherein, in fig. 14, bus architecture can include bus and the bridge of any number of interconnection, specifically The various electricity of the memorizer that the one or more processors being represented by processor 1400 and memorizer 1420 represent Road links together.Bus architecture can also by ancillary equipment, manostat and management circuit etc. it Various other circuit of class link together, and these are all it is known in the art, therefore, no longer right herein It is described further.EBI provides interface.Transceiver 1410 can be multiple element, that is, wrap Include transmitter and transceiver, the unit for being communicated with various other devices over a transmission medium is provided.Process Device 1400 is responsible for bus architecture and common process, and memorizer 1420 can store processor 1400 The data being used in execution operation.

Figure 15 is architecture of base station schematic diagram, as illustrated, may include that

Processor 1500, for reading the program in memorizer 1520, the following process of execution:

According to signal measurement result be configured to ue provide communication service radio access node, wherein, for When the radio access node of ue offer communication service is multiple, determine one of radio access node unification Coordinate resource so that each radio access node is worked in coordination with provides communication service for ue；

Transceiver 1510, for sending data under the control of processor 1500, the following process of execution:

In enforcement, further include: be configured to ue according to the resource using status of each radio access node and carry Radio access node for communication service.

Whether ue possesses the ability of dual link；

In enforcement, when there is macro base station, configuration provides rrc to connect by macro base station and controls plane signaling, There is provided data-carrying service by each radio access node.

In enforcement, described signal measurement result is: the special measurement signal to each radio access node for the ue Measure the signal measurement result obtaining, or, radio access node is carried out to the upward signal that ue sends Measure the signal measurement result obtaining.

Wherein, in fig .15, bus architecture can include bus and the bridge of any number of interconnection, specifically The various electricity of the memorizer that the one or more processors being represented by processor 1500 and memorizer 1520 represent Road links together.Bus architecture can also by ancillary equipment, manostat and management circuit etc. it Various other circuit of class link together, and these are all it is known in the art, therefore, no longer right herein It is described further.EBI provides interface.Transceiver 1510 can be multiple element, that is, wrap Include transmitter and transceiver, the unit for being communicated with various other devices over a transmission medium is provided.Process Device 1500 is responsible for bus architecture and common process, and memorizer 1520 can store processor 1500 The data being used in execution operation.

In sum, in technical scheme provided in an embodiment of the present invention, introduce centralized virtual subdistrict skill Art, turns to a cell by virtual for multiple independent radio access nodes, by the unified control of centralized control node System provides the user service, the multiple radio access node composition service radio access node clusters around ue, A main radio access node is wherein had to be responsible for the resource coordination between multiple radio access nodes and dynamic tune Degree, the wherein semi-static control to ue completes by centralized control node, and dynamic control and dispatch coordination are by leading Radio access node completes, and forms two-layer and controls framework.Specifically provide:

Centralized virtual subdistrict, centralized control node function；

Virtual radio access node layer and macro base station carry out dual link；

The chain of command data that centralized control node/macro base station is responsible for virtual radio access node layer converges；

Centralized control node/macro base station is responsible for ue and is serviced being semi-statically configured of radio access node cluster；

Ue services the main radio access node control function in radio access node cluster；

The selection of main radio access node and replacement, can be responsible for by macro base station it is also possible to service wireless access In node cluster, interaction determines；

When service radio access node cluster substitutes, carry out the state of the transmission protocol layer of ue, context, delay Deposit transmission, to ensure continuously to service；

Radio access node unified virtual subdistrict with macrocell composition；

The use of radio access node layer；

The technical scheme of wireless network virtual subdistrict provided in an embodiment of the present invention, can be by multiple wireless Access node is virtual to be a cell, provides the user unified continuous service, increased the efficiency of network, Improve the experience of user, and two-layer controls the realization of framework, both ensure that central controlled gain and shifting Dynamic property lifting, remains the flexibility ratio of dynamic control and the lifting of air-interface efficiency again, is the effect of super-intensive network Rate provides strong guarantee.

Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or meter Calculation machine program product.Therefore, the present invention can be using complete hardware embodiment, complete software embodiment or knot Close the form of the embodiment of software and hardware aspect.And, the present invention can adopt and wherein wrap one or more Computer-usable storage medium containing computer usable program code (including but not limited to disk memory and Optical memory etc.) the upper computer program implemented form.

The present invention is to produce with reference to method according to embodiments of the present invention, equipment (system) and computer program The flow chart of product and/or block diagram are describing.It should be understood that can by computer program instructions flowchart and / or block diagram in each flow process and/or the flow process in square frame and flow chart and/or block diagram and/ Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embed The processor of formula datatron or other programmable data processing device is to produce a machine so that passing through to calculate The instruction of the computing device of machine or other programmable data processing device produces for realizing in flow chart one The device of the function of specifying in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.

These computer program instructions may be alternatively stored in and computer or other programmable datas can be guided to process and set So that being stored in this computer-readable memory in the standby computer-readable memory working in a specific way Instruction produce and include the manufacture of command device, the realization of this command device is in one flow process or multiple of flow chart The function of specifying in flow process and/or one square frame of block diagram or multiple square frame.

These computer program instructions also can be loaded in computer or other programmable data processing device, makes Obtain and series of operation steps is executed on computer or other programmable devices to produce computer implemented place Reason, thus the instruction of execution is provided for realizing in flow chart one on computer or other programmable devices The step of the function of specifying in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.

Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the present invention Bright spirit and scope.So, if the present invention these modification and modification belong to the claims in the present invention and Within the scope of its equivalent technologies, then the present invention is also intended to comprise these changes and modification.

Claims

1. the communication means under a kind of many radio access nodes is it is characterised in that include:

Send identical public information in each radio access node to user equipment ue；

2. method according to claim 1 is it is characterised in that by one of wireless access section Point is uniformly coordinated resource so that each radio access node is worked in coordination with when providing communication service for ue, is uniformly coordinated money The radio access node in source be by each radio access node between interactive interfacing resource coordination information and/or United Dispatching information provides communication service so that each radio access node is worked in coordination with for ue.

3. it is characterised in that when there is macro base station in method according to claim 1, by doubly-linked Connecing framework provides communication service for ue, and wherein, a carrying is provided by macro base station, and another carries by each Radio access node provides.

4. method according to claim 3 it is characterised in that according to one of following condition or its Combination determines whether that by dual link framework be ue offer communication service:

Whether ue possesses the ability of dual link；

5. it is characterised in that when there is macro base station in method according to claim 1, by grand base The offer wireless heterogeneous networks rrc that stands connects and controls plane signaling, provides data to hold by each radio access node Carry service.

6. method according to claim 1 is it is characterised in that described signal measurement result is: ue The signal measurement result obtaining is measured to the special measurement signal of each radio access node, or, wirelessly The upward signal that access node sends to ue measures the signal measurement result obtaining.

7. method according to claim 1 is it is characterised in that further include:

8. method according to claim 1 is it is characterised in that be ue in multiple radio access nodes When communication service is provided:

9. method according to claim 1 provides communication service it is characterised in that being configured to ue Radio access node include the rrc functional configuration of one of herein below or a combination thereof: ue, eat dishes without rice or wine Configuration, the configuration of ue.

10. method according to claim 1 is it is characterised in that by one of wireless access section Point is uniformly coordinated resource so that each radio access node is worked in coordination with when providing communication service for ue, and this is uniformly coordinated The radio access node of resource is specified according to preset strategy, or, being according to pre- by each radio access node If strategy produces.

11. according to the arbitrary described method of claim 1 to 10 it is characterised in that described ue is in Low-speed motion or the ue of resting state.

A kind of 12. radio access nodes provide the method for communication it is characterised in that including:

Public information is sent according to the instruction receiving；

13. methods according to claim 12 it is characterised in that with other radio access nodes Work in coordination with when providing communication service for ue, resource is uniformly coordinated by one of radio access node so that each no Line access node is worked in coordination with when providing communication service for ue, and the radio access node that this is uniformly coordinated resource is root Specify according to preset strategy, or, being to be produced according to preset strategy by each radio access node.

14. methods according to claim 12 it is characterised in that with other radio access nodes Work in coordination with for ue provide communication service when, by each radio access node between interactive interfacing resource coordination letter Breath and/or United Dispatching information are so that radio access node and other radio access nodes are worked in coordination with as ue offer Communication service.

15. methods according to claim 12 are it is characterised in that further include:

16. methods according to claim 12 it is characterised in that when there is macro base station, by double Connect framework be ue provide communication service, wherein, carryings is provided by macro base station, another carrying by Radio access node is worked in coordination with other radio access nodes and is provided.

17. methods according to claim 12 are it is characterised in that providing rrc even by macro base station Connect with when controlling plane signaling, radio access node and other radio access nodes are worked in coordination with provides Deta bearer clothes Business.

18. according to the arbitrary described method of claim 12 to 17 it is characterised in that wirelessly connecing multiple When ingress provides communication service for ue:

Communication means under a kind of 19. many radio access nodes is it is characterised in that include:

20. methods according to claim 19 are it is characterised in that when there is macro base station, configure Each radio access node and macro base station are pressed dual link framework and are provided communication service for ue, wherein, a carrying There is provided by macro base station, another carrying is provided by each radio access node.

21. methods according to claim 20 it is characterised in that according to one of following condition or A combination thereof determines whether that by dual link framework be ue offer communication service:

Whether ue possesses the ability of dual link；

22. methods according to claim 19 are it is characterised in that when there is macro base station, configure There is provided rrc to connect by macro base station and control plane signaling, provide data-carrying service by each radio access node.

23. methods according to claim 19 are it is characterised in that described signal measurement result is: Ue measures, to the special measurement signal of each radio access node, the signal measurement result obtaining, or, The upward signal that radio access node sends to ue measures the signal measurement result obtaining.

24. methods according to claim 19 are it is characterised in that in multiple radio access nodes be When ue provides communication service:

25. carry it is characterised in that being configured to ue according to the arbitrary described method of claim 19 to 24 Radio access node for communication service includes the rrc function of one of herein below or a combination thereof: ue and joins The configuration put, eated dishes without rice or wine, the configuration of ue.

A kind of 26. radio access nodes provide the device of communication it is characterised in that including:

27. devices according to claim 26 are it is characterised in that further include:

Principal and subordinate's decision module, for other radio access nodes work in coordination with for ue provide communication service when, Resource is uniformly coordinated by one of radio access node so that each radio access node work in coordination with provide for ue logical During telecommunications services, specified according to preset strategy, or, determining to be somebody's turn to do according to preset strategy with other radio access nodes It is uniformly coordinated the radio access node of resource.

28. devices according to claim 26 are it is characterised in that further include:

Coordination information module, for other radio access nodes work in coordination with for ue provide communication service when, Interactive interfacing resource coordination information between by each radio access node and/or United Dispatching information are so that no Line access node and other radio access nodes are worked in coordination with provides communication service for ue.

29. devices according to claim 26 are it is characterised in that coordination information module is used further In when providing the radio access node of communication service to change for ue, to there is no ue transmission information Radio access node provides the transmission information of ue, to provide continuous communication service for ue.

30. devices according to claim 26 are it is characterised in that communication module is further used for When there is macro base station, provide communication service by dual link framework for ue, wherein, one carries by macro base station There is provided, another carries by the collaborative offer of radio access node and other radio access nodes.

31. devices according to claim 26 are it is characterised in that communication module is further used for When providing rrc to connect with controlling plane signaling by macro base station, working in coordination with other radio access nodes provides data Carrying service.

32. according to the arbitrary described device of claim 26 to 31 it is characterised in that communication module enters one Walk for when multiple radio access nodes provide communication service for ue: receive number in radio access node According to after the downlink data that convergence processing equipment sends, send to ue；The ue receiving in radio access node After the upstream data sending, send to convergence processing equipment.

Communicator under a kind of 33. many radio access nodes is it is characterised in that include:

34. devices according to claim 33 are it is characterised in that configuration module is further used for When there is macro base station, configuring each radio access node provides, for ue, the clothes that communicate by dual link framework with macro base station Business, wherein, a carrying is provided by macro base station, and another carrying is provided by each radio access node.

35. devices according to claim 34 are it is characterised in that configuration module is further used for root One of condition or a combination thereof is descended to determine whether that by dual link framework be ue offer communication service according to this:

Whether ue possesses the ability of dual link；

36. devices according to claim 33 are it is characterised in that configuration module is further used for When there is macro base station, configuration provides rrc to connect by macro base station and controls plane signaling, by each wireless access section Point provides data-carrying service.

37. devices according to claim 33 are it is characterised in that configuration module is further used for root According to ue, the signal measurement result obtaining is measured to the special measurement signal of each radio access node, or, The upward signal that radio access node sends to ue measures the signal measurement result obtaining, and is configured to ue The radio access node of communication service is provided.

38. devices according to claim 33 are it is characterised in that further include:

39. according to the arbitrary described device of claim 33 to 38 it is characterised in that configuration module enters one Walk for providing the radio access node configuration of communication service to include one of herein below or its group for ue Close: the rrc functional configuration of ue, the configuration eated dishes without rice or wine, the configuration of ue.

Communication system under a kind of 40. many radio access nodes is it is characterised in that include: such as claim 26 to 32 arbitrary described radio access nodes provide the device of communication, and as claim 33 to 39 Communicator under arbitrary described many radio access nodes, wherein: