CN103858475A - Method for coordinating and scheduling radio resources on multi-rat network - Google Patents

Method for coordinating and scheduling radio resources on multi-rat network Download PDF

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CN103858475A
CN103858475A CN201280025674.6A CN201280025674A CN103858475A CN 103858475 A CN103858475 A CN 103858475A CN 201280025674 A CN201280025674 A CN 201280025674A CN 103858475 A CN103858475 A CN 103858475A
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access network
network elements
base station
wireless
rrm
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肖登坤
贺媛
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]

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  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
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  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention relates to a method for scheduling radio resources on a wireless network. The wireless network comprises at least one base station that uses at least one radio access technology (RAT). The method comprises: receiving radio resource management information about at least one base station from at least one access network element; receiving a scheduling request from a first access network element, the scheduling request being a radio resource coordinating request sent by the first access network element for a first multi-mode terminal served by the first access network element; generating a scheduling response according to the received radio resource management information and the scheduling request; and sending the scheduling response to the first access network element. In the present invention, resources are coordinated and scheduled between at least two base stations that use different RATs on a wireless network, thereby increasing the resource utilization of the entire network, avoiding a system throughput loss, and improving quality of service.

Description

Method for coordinating and scheduling radio resources on multi-rat network
Specification
Radio Resource coordinated scheduling method technical field under many RAT networks
The present invention relates to multi-radio access technology(RAT:Radio Access Technology) network, in particular it relates to method and system, RRM telegon and access network elements for the wireless resource scheduling in many RAT networks.Background technology
Current wireless network includes a variety of wireless access technologys, such as 2G, 3G, Long Term Evolution(LTE:Long Term Evolution), advanced Long Term Evolution (LTE-A:Advanced Long Term Evolution) etc..Fig. 1 is the structural representation of the existing wireless network using many RAT systems, including multiple RRM controller (such as RRM_2G, RRM_3G, RRM_4G ... RRM_NG), core network and master controllers using different RAT.Master controller is connected to core network, and is connected to multiple base stations using the one or more RAT such as 2G, 3G, LTE.Master controller is mainly responsible for switching and/or cell reselection of the terminal between different base station, for example, can collect on cell capacity and the information of load to contribute to base station to determine Target cell.RRM controller can be a module in a single node device or base station.
Under normal circumstances, because its Radio Resource is independently dispatched in the RRM controller of each RAT system or base station, and there is no direct interface using between the base station of different RAT technologies, corresponding resource, load and other information can not be interacted between them, respective resource is caused to coordinate utilization, the resource utilization of whole wireless network is have impact on to a certain extent, can not also make full use of the resource of whole wireless network to improve QoS.
It can be seen that, in existing many RAT networks, consider in terms of throughput of system, interference, power saving, resource utilization, the independent scheduling of base station is all not optimal.Therefore, need A kind of technology that can aid in and efficient wireless resource scheduling is carried out in many RAT networks is wanted, resource utilization is improved and is prevented effectively from throughput of system loss.The content of the invention
For problem above, the invention provides the method and system for the wireless resource scheduling in many RAT networks, RRM telegon and base station.
It is used for the method for scheduling radio resources in the wireless network there is provided a kind of according to an aspect of the present invention, the wireless network is included using at least one wireless access technology(RAT at least one base station), methods described includes:Receive schedule information at least one base station from least one access network elements, wherein the schedule information include be respectively at least one described base station Radio Resource scheduled in the scheduled terminal of its service information;Receive dispatch request from the first access network elements at least one described access network elements, the first multimode terminal that the dispatch request is first access network elements to be serviced for it and the Radio Resource that sends coordinates request;According to the schedule information and dispatch request received, dispatching response is produced;And the dispatching response is sent to first access network elements.
According to another aspect of the present invention, a kind of method for the wireless resource scheduling being used for by access network elements in wireless network is provided, the wireless network includes RRM telegon and is connected at least one base station of at least one wireless access technology of use of the RRM telegon, and methods described includes:Dispatching response is received from the RRM telegon, wherein the dispatching response is in response to the dispatch request of the first access network elements transmission in the wireless network and produced;Scheduling is produced according to the dispatching response to indicate or scheduling result.
According to another aspect of the present invention there is provided a kind of RRM telegon for the wireless dispatching resource being used in wireless network, the wireless network is included using at least one wireless access technology(RAT at least one base station), the RRM telegon includes:Receiver, is configured to from schedule information of at least one access network elements reception at least one base station, and received from the first access network elements at least one described access network elements Dispatch request;Wherein described schedule information include be respectively at least one described base station Radio Resource scheduled in the scheduled terminal of its service information, the first multimode terminal that the dispatch request is first access network elements to be serviced for it and the Radio Resource that sends coordinates request;Processor, is configured to, according to the schedule information and dispatch request received, produce dispatching response;And emitter, it is configured to the dispatching response being sent to first access network elements.
According to another aspect of the present invention there is provided a kind of access network elements for the wireless resource scheduling being able to carry out in wireless network, the wireless network is included using at least one wireless access technology(RAT at least one base station), the access network elements include:Receiver, is configured to receive dispatching response from the RRM telegon, wherein the dispatching response is in response to the dispatch request of the first access network elements transmission in the wireless network and produced;And processor, it is configured to produce scheduling instruction or scheduling result according to the dispatching response.
It is used for the device of scheduling radio resources in the wireless network there is provided a kind of according to another aspect of the present invention, the wireless network is included using at least one wireless access technology(RAT at least one base station), described device includes:From at least one access network elements receive at least one base station schedule information module, wherein the schedule information include at least one described base station be respectively its service scheduled terminal scheduled in Radio Resource information;The module of dispatch request is received from the first access network elements at least one described access network elements, the first multimode terminal that the dispatch request is first access network elements to be serviced for it and the Radio Resource that sends coordinates request;According to the schedule information and dispatch request received, the module of dispatching response is produced;And the dispatching response is sent to the module of first access network elements.
According to another aspect of the present invention, a kind of device for the wireless resource scheduling being used for by access network elements in wireless network is provided, the wireless network includes RRM telegon and is connected at least one base station of at least one wireless access technology of use of the RRM telegon, and described device includes:The module of dispatching response is received from the RRM telegon, wherein the dispatching response is in response to the first access network in the wireless network Network element send dispatch request and produce;And the module of scheduling instruction or scheduling result is produced according to the dispatching response.
According to a further aspect of the invention there is provided a kind of machine readable media, instruction set is stored thereon with, when the instruction set is performed so that the machine can perform above-mentioned method.
The present invention is by being coordinated and being dispatched to the resource that at least two base stations in wireless network using different RAT can be dispatched, so as to improve the resource utilization of whole network, it is to avoid throughput of system loses, and improves QoS.Brief description of the drawings
Fig. 1 is the structural representation of the existing wireless network using many RAT systems;Fig. 2 is the wireless network schematic that embodiments in accordance with the present invention carry out wireless resource scheduling;
Fig. 3 is the flow chart of the scheduling method for wireless resource according to embodiments of the present invention in RRM telegon side;
Fig. 4 is the flow chart of the scheduling method for wireless resource according to embodiments of the present invention in access network elements side;
Fig. 5 shows the exemplary process diagram for carrying out Radio Resource coordination and scheduling in the wireless network according to another embodiment of the present invention;
Fig. 6 is the scheduling schematic diagram in the case that the base station in different RAT according to still another embodiment of the invention is colocation site base station;
Fig. 7 shows the structural representation of RRM telegon according to embodiments of the present invention;
Fig. 8 shows the structural representation for being used to service the access network elements of multimode terminal according to embodiments of the present invention;
Fig. 9 shows the schematic diagram that RRM telegon side is used for the device of wireless resource scheduling that is arranged on according to embodiments of the present invention;And
Figure 10 shows that the access network elements side that is arranged on according to embodiments of the present invention is used for wirelessly The schematic diagram of the device of scheduling of resource.Embodiment
Embodiments in accordance with the present invention, in view of in existing many RAT networks the problem of lacking between base station caused by the independent scheduling of effective direct interface and base station, propose a kind of RRM telegon, it is set effectively to interact the scheduled wireless resource information in each base station with the base station in wireless network, so that base station is considered that the Radio Resource of each base station scheduled mistake when for terminal scheduling Radio Resource, it is to avoid disturb and improve resource utilization.
It should be understood that technical scheme can apply to various wireless communication systems, such as:Global system for mobile telecommunications(GSM, Global System of Mobile communication) system, CDMA(CDMA, Code Division Multiple Access) system, WCDMA(WCDMA, Wideband Code Division Multiple Access) system, TDS-CDMA system(TD-SCDMA, Time Division- Synchronous Code Division Multiple Access), CDMA 2000 system(CDMA2000, Code Division Multiple Access 2000), GPRS (GPRS, General Packet Radio Service), Long Term Evolution (LTE, Long Term Evolution) system, advanced Long Term Evolution (LTE- A, Advanced long term evolution) system, UMTS(UMTS, Universal Mobile Telecommunication System) etc..Embodiments of the invention will be illustrated by taking LTE system and WCDMA system as an example, but embodiments of the invention are not limited to this.
It is also understood that in the present invention, terminal is also referred to as user equipment(UE:User Equipment), mobile station (MS:Mobile Station), mobile terminal (Mobile Terminal), access terminal(Access Terminal) etc..Terminal can be via wireless access network(RAN:Radio Access Network) communicated with one or more core nets.For example, terminal can be mobile phone(Or be " honeycomb " phone), computer with radio communication function etc..In addition, for example, terminal can also be portable, pocket, Hand-held, built-in computer or vehicle-mounted mobile device.
Multimode terminal refers to that a variety of different radio signal processing modes can be supported using a variety of RAT technologies and the terminal used in the wireless network of different RAT technical standards.
It should also be understood that in an embodiment of the present invention, base station can be the base station in GSM and GPRS(BTS, Base Transceiver Station) or WCDMA, TD- SCDMA, CDMA 2000 in base station(NB, NodeB), it can also be the evolved base station in LTE and LTE-A systems(ENB or eNodeB, Evolutional Node B), or low power nodes(LPN, Low Power Node), including femto base station(Pico), relay station(Relay), Home eNodeB(Femto/HeNB), far end radio frequency head(RRH), transponder(Repeater) etc..Although embodiments of the invention are not limited to this, for convenience of description, following embodiments will be illustrated by taking base station NB and evolved base station eNB as an example.
It will also be understood that, in an embodiment of the present invention, access network elements can be above-mentioned base station, can also be the radio network controller (Radio Network Controller, RNC) in WCDMA, TD-SCDMA and CDMA 2000 or the base station controller in GSM network and GPRS network(Base Station Controller, BSC) .
Fig. 2 is the schematic diagram for the Radio Network System that embodiments in accordance with the present invention carry out wireless resource scheduling.The first multimode user equipment in two neighboring cell(That is the first multimode terminal) UE1 and the second multimode user equipment UE2 (hereinafter referred to as multimode UE1, multimode UE2) serving BS be first base station BS1 and the second base station BS 2 respectively, corresponding wireless network is the RATI and RAT2 using different radio access technologies respectively.Multimode UEl is also in the common coverage in the first and second base stations.As shown in Fig. 2 RRM telegon(RRM coordinator) it is connected respectively to first base station BSl and the second base station BS 2.Multimode UE1 and multimode UE2 that Fig. 2 exemplarily only shows two base station BSs 1 and base station BS 2 and its each serviced, it should be appreciated that a number of other base stations and terminal using different RAT for performing similar functions can also be included in actual wireless network.Radio Network System described further below shown in Fig. 2 carries out the exemplary embodiment of wireless resource scheduling, and wherein emphasis description is for place The communication service of multimode UE1 in the range of two cells are collectively covered and the wireless resource scheduling carried out and coordination.
Fig. 3 shows the exemplary process diagram for scheduling method for wireless resource according to embodiments of the present invention.This method can be RRM telegon in wireless network to perform.Wireless network is included using at least one wireless access technology(RAT at least one base station), e.g. using two or more RAT multiple base stations.As shown in figure 3, in step S310, the wireless resource management information at least one base station using many RAT technologies is received from least one access network elements.Wireless resource management information is the information related to the management of the Radio Resource of base station, can be one or more of schedule information, load information and Radio Resource condition information of base station, schedule information therein includes the information for the Radio Resource scheduled in the scheduled terminal of its service on base station.RRM telegon can produce dispatching response using the combination of any of wireless resource management information or some information.In general, the wireless resource management information that RRM telegon is collected is more, the scheduling and the coordination ability to Radio Resource are stronger.Any one access network elements at least one access network elements therein can be controller or base station in wireless network, and controller or base station can send wireless resource management information and give RRM telegon.
Schedule information for example may include on corresponding to the time resource of distribution of scheduled terminal, dividing frequency resource, allocation space resource, distribution codeword resource, use transmission power, QoS(QoS), the information of one or more of transmission rate, dispatching cycle, terminal location, multipoint cooperative set.Schedule information can be used for the Radio Resource for determining that each base station can dispatch for UE1.
In step S320, receive on carrying out scheduling of resource in the wireless network to service a certain multimode terminal from the first access network elements(Refering in particular to its communication service needs by submitting the multimode terminal improved on the dispatch request of Radio Resource, herein for sake of convenience, it is assumed to be multimode UE1, base station for its service is first base station BS1, is the first access network elements for its access network elements for providing access service)Dispatch request, multimode UE1 that the dispatch request is the first access network elements to be serviced for it and the Radio Resource that sends coordinates request.When base station BS 1 During business demand of the scheduled inadequate resource to meet multimode UE1, or when the communication channel conditions between base station BS 1 and multimode UE1 are deteriorated, you can send dispatch request to RRM telegon.Dispatch request may include the information related to multimode UE1 current working state.For example, dispatch request may include the QoS (QoS) on multimode UE1, the bandwidth of business needs, multimode UE1 transmission rate, multimode UE1 transmission power(Such as current transmission power and maximum transmission power), one or more of a variety of RAT information supported of multimode UE1 position, the measurement result of the measurement amount of associated base stations, multimode UE1 and multipoint cooperative set information.
In step S330, according to the dispatch request and wireless resource management information received, the dispatching response for dispatch request is produced.Embodiments in accordance with the present invention, the connection status that the generation of dispatching response will also be according to multimode UE1 and each access network elements that Radio Resource can be provided for it.
When other each access network elements foundation of the multimode UE1 not yet with that can provide Radio Resource for it is connected, dispatching response indicates that multimode UE1 needs to set up to other each related access network elements and connected, and may include the information required for foundation connection, it is connected to make multimode UE1 be set up with each access network elements.Access network elements or base station on providing Radio Resource for multimode UE1, can be determined according on the wireless resource management information and dispatch request of base station.Dispatching response can include one or more of the various information set up required for connection, such as related to access network elements to be connected many RAT system banners, controller identifier, Base Station Identification, cell ID, carrier identification, frequency point information.
When each access network elements foundation of the multimode UE1 with that can provide Radio Resource for it is connected(Such as this connection is pre-establishing or being set up by said process), dispatching response is that, according to dispatch request and wireless resource management information generation, it indicates that suggestion distributes to multimode UE1 and is used for the Radio Resource of communication service, in order to carry out the scheduling of resource of next step.For example, dispatching response indicator is to the Radio Resource that is distributed proposed by base station, including:It is recommended that time resource, suggestion frequency resource, suggestion space resources, suggestion code source, suggestion use transmission power, suggestion dispatching cycle, suggestion multipoint cooperative set in one Or it is multiple.Dispatching response may also include the mark of the base station related to the Radio Resource of proposed distribution and/or cell.RRM telegon can propose to advise for the scheduling of resource of dispatch request by dispatching response to related access network elements.
Embodiments in accordance with the present invention, when multimode UE1 is in the coverage of at least one base station, in the case where the Radio Resource that there are some base stations differs and surely meets dispatch request, RRM telegon can determine that the resource that can be dispatched can meet the base station of dispatch request according to the wireless resource management information and dispatch request received at least one base station;Selection can make multimode UE1 QoS reach optimal base station in identified base station;And according to dispatch request and the wireless resource management information of selected base station, produce dispatching response.Wireless resource scheduling is realized by using such dispatching response, multimode UE1 QoS can be made to reach most preferably.For example, when the bandwidth that transmission rate and transmission power and multimode UE1 business that dispatch request at least includes multimode UE1 need, it can select at least one base station to dispatch its resource in all or part of base station from for example multiple base stations according to the principle for maximizing throughput of system and/or minimizing multimode UE1 transmission power.When one or more of the signal intensity measured by all or part of base station in the dispatch request at least measurement result of the measurement amount including base station and the multiple base stations of measurement result instruction, signal quality, signal to noise ratio, according to measurement result, one or more of maximum base station of the best base station of the measured signal intensity of selection most strong base station, signal quality, signal to noise ratio.By dispatching the resource of the base station so selected, multimode UE1 QoS can be made to reach most preferably.When wireless resource management information includes load information or Radio Resource condition information on base station, load minimum or at least one most base station of idling-resource can be selected to dispatch its resource according to wireless resource management information.It should be noted that, in order that multimode UE1 QoS reaches most preferably, when carrying out its scheduling of resource in above-mentioned selection base station, selected base station is not necessarily a base station, can also be two or more base stations, i.e. by dispatching the Radio Resource of two or more base stations come common service multimode UE1, so that its QoS reaches most preferably.
In step S340, dispatching response is sent to the first access network elements.If the first access Network element is base station, then using the dispatching response, at least the Radio Resource of corresponding first base station can be coordinated and be dispatched, and coordinates to ask to meet the Radio Resource sent for the multimode UE1 that first base station is serviced.The other access network elements for giving and needing the other Radio Resources coordinated related also can be transmitted in the dispatching response., can be to multimode UE1 at least two base stations be covered in multiple base stations using different RAT technologies and its service range using the dispatching response(Such as BS1 and BS2, refer to all or part of other base stations in addition to BS1 with BS2 below)The resource that can be dispatched is coordinated and dispatched, to meet multimode UE1 business needs.
In resource coordination and scheduling process, RRM telegon can produce dispatching response according to wireless resource management information and dispatch request.First access network elements can produce scheduling according to dispatching response and indicate or scheduling result.Scheduling is indicated or scheduling result can pass through the first access network elements(Can be base station BS 1) it is sent to multimode UE1;Then multimode UE1 is indicated according to scheduling or scheduling result is operated.Multimode UE1 is serviced by coordinating and dispatching resource that at least base station BS 1 and BS2 can be dispatched, more resources can be used in wireless network to be directed to multimode UE1 service quality with improvement.
Resource in wireless network is coordinated and dispatched, the wireless resource management information that multimode UE1 all or part of base stations can be covered according to its service range at least one base station is carried out, and the resource that can be dispatched so as to select all or part of base stations that multimode UE1 can be covered to service range is coordinated and dispatched., can be according to the dispatch request and wireless resource management information received, in for example multiple base stations, it is determined that the resource that can be dispatched can meet the base station of dispatch request in the base station selection procedure;And selection can make multimode UE1 QoS reach optimal base station in identified base station.In addition, coordination and scheduling to the Radio Resource of each base station, can be according to the principle for maximizing throughput of system and/or minimizing multimode UE1 transmission power, the resource that each associated base stations can be dispatched is coordinated and dispatched, to service multimode UE1, so as to improve throughput of system and multimode UE1 is realized energy-conservation.
Fig. 4 shows exemplary process diagram in the wireless network for scheduling method for wireless resource according to embodiments of the present invention.Wireless network includes RRM telegon and is connected at least one base station of at least one wireless access technology of use of RRM telegon. This method can be performed by the access network elements in wireless network.
In step S410, dispatching response is received from RRM telegon, wherein dispatching response is in response to the dispatch request of the first access network elements transmission in wireless network and produced.
In step S420, scheduling is produced according to dispatching response and indicated or scheduling result.
Scheduling is indicated or scheduling result can be sent to its first multimode UE1 serviced by the first access network elements.An access network elements in wireless network can be controller therein or base station.If the access network elements related to the Radio Resource being related in scheduling instruction or scheduling result are the controllers in wireless network, it can indicate the scheduling or scheduling result is sent to its corresponding base station.If the first access network elements are base station controllers, then dispatching response forwarding is given first base station by it, if it is exactly first base station to be dispatched instruction or scheduling result by first base station generation and be sent to multimode UEl the first access network elements of o, is directly produced by first base station and dispatch instruction or scheduling result and be sent to multimode UE1.
Access network elements can also send the wireless resource management information on base station for producing dispatching response to RRM telegon.The transmission of wireless resource management information can be carried out periodically or the request of response RRM telegon is carried out.Access network elements can also send dispatch request to RRM telegon.For example, when business demand of the inadequate resource scheduled in first base station corresponding with the first access network elements to meet multimode UE1 or multimode UE1 portfolio increase or Traffic Channel situation variation when, send dispatch request.
In an embodiment of the present invention, dispatching response is related to the connection status for other access network elements that its requested resource is associated to multimode UE1.Before dispatching response is received, two kinds of situations are generally there are.The first situation is, multimode UE1 does not set up with other access network elements in wireless network in addition to the first access network elements and is connected, other resources can not still be dispatched to service multimode UE1, the dispatching response now received from RRM telegon by the first access network elements informs the first access network elements:Multimode UE1, which needs to set up with least one access network elements in other access network elements, to be connected, to dispatch other resources;First Access network elements produce scheduling according to dispatching response and indicated;The scheduling indicates that informing that multimode UE1 needs to set up with least one access network elements in other access network elements is connected.Dispatching response and scheduling now indicates to may also include one or more of the information set up required for connection, such as many RAT system banners, controller identifier, Base Station Identification, cell ID, carrier identification, frequency point information.
Second of situation be, multimode UE1 is connected with other access network elements foundation in wireless network in addition to the first access network elements in advance or by said process, now typically it can produce scheduling result by the first access network elements according to the dispatching response received from RRM telegon;The scheduling result indicates that distributing to multimode UE1 is used for the Radio Resource of communication service.
Fig. 5 shows the exemplary process diagram for carrying out Radio Resource coordination and scheduling in the wireless network according to another embodiment of the present invention.The embodiment of the scheduling method for wireless resource, RRM telegon and access network elements of the present invention is further described referring to Fig. 5.Fig. 5 wireless network at least includes RRM telegon, the first access network elements and the second access network elements using different RAT.It may include more access network elements in some wireless networks.Comprised the following steps according to the scheduling method for wireless resource of the embodiment:
Step S510:RRM telegon receives the wireless resource management information for the base station BS 1 that the first access network elements are sent.
For example, first access network elements can be any kind of base station in many RAT networks (for example, the NB in the eNB in LTE/LTE-A, 3G, BTS in GSM and GPRS) or many RAT networks in any kind of controller(For example, the BSC in RNC, GSM and GPRS in WCDMA, TD-SCDMA and CDMA 2000).Especially, the first access network elements can be base station BS 1, or the first access network elements are the controller of management base station BS 1.If the first access network elements are the controller of management base station BS 1, then the controller of management base station BS 1 can also send the wireless resource management information of other base stations of its management to RRM telegon.
First access network elements and the second access network elements can be assisted to RRM respectively Device is adjusted to send the wireless resource management information of base station BS 1 and base station BS 2(Such as schedule information, one or more of load information and Radio Resource condition information), similarly, other access network elements in wireless network can also send the wireless resource management information of its own or its base station managed to RRM telegon.In some cases, the scheduled Radio Resource that schedule information is reflected can ensure the service quality of scheduled terminal(QoS ) .Schedule information for example can include on corresponding to the time resource of distribution of scheduled terminal, dividing frequency resource, allocation space resource, distribution codeword resource, use transmission power, QoS of survice, the information of one or more of transmission rate, dispatching cycle, terminal location, multipoint cooperative set.In addition, schedule information can also include the cell ID and terminal iidentification corresponding to scheduled terminal.
For example, in LTE/LTE-A systems, schedule information can be specifically included further:On physical layer resources block(PRB the multiple eNodeB for serving terminal UE or the multipoint cooperative set of low power nodes etc. information), are included.
Alternatively, the first access network elements can periodically send the schedule information of base station BS 1 to RRM telegon.Optionally, in addition, the first access network elements can also send the schedule information of base station BS 1 based on the requirement of RRM telegon.For example, RRM telegon can send the request of the schedule information for obtaining base station BS 1 to the first access network elements first, then, the first access network elements can send the schedule information of base station BS 1 in response to the request.
Alternatively, the terminal corresponding to transmitted schedule information can be the terminal of the low speed movement of the coverage edge positioned at its serving BS.It will be apparent to those skilled in the art that can be by reference to signal reception power(RSRP:Reference Signal Receiving Power), wave beam forming(Beam forming) or the multiple technologies such as GPS determine the position of terminal.
Step S520:First access network elements send dispatch request to RRM telegon.
For example, multimode UE1 and the first access network elements set up connection, to support multimode UE1 business to transmit, and multimode UE1 is dispatched by base station BS 1.When multimode UE1 portfolio increases Or multimode UE1 deteriorated channel conditions when, the scheduling resource of base station BS 1 is inadequate, the demand of multimode UE1 QoS of survice can not be met, transmission rate, transmission bandwidth, transmission delay of business need etc. can not be such as met, the first access network elements send dispatch request to RRM telegon.
Dispatch request can include the information related to multimode UE1 current working state.For example, dispatch request can include the information of one or more of the bandwidth that multimode UE1 QoS of survice, the business need, the carrier wave that multimode UE1 transmission rate, multimode UE1 transmission power, multimode UE1 position, multimode UE1 many RAT ability informations, the measurement result of the measurement amount of base station, multimode UE1 are used and multipoint cooperative set.In addition, dispatch request can also include multimode UE1 cell ID and terminal iidentification.Many RAT ability informations therein, the i.e. information for multiple RAT that multimode UE1 is supported.
On base station(Such as BS1 and BS2) measurement amount, wireless communication field in the prior art all it is existing clearly and specification definition.On the measurement result of the measurement amount to different RAT base stations, there is provided the example below.In LTE/LTE-A systems, eNB measurement amount is the RSRP Reference Signal Received Power of reference signal(Reference Signal Receiving Power, RSRP) and RSRQ Reference Signal Received Quality(Reference Signal Receiving Quality, RSRQ), wherein reference signal includes CRS cell reference signals(Common Reference Signal, CRS), channel state information reference signals(Channel State Indication RS, CSI-RS) or PRS location reference signals(Position Reference Signal, PRS ) .In a wcdma system, NB measurement amount is that UMTS terrestrial wireless access step person point is multiplexed that (UMTS Terrestrial Radio Access Frequency Division Duplex Common Pilot Channel Received Signal Code Power) is public to lead step person's channel(Common Pilot Channel, CPICH) received signal code power(Received Signal Code Power, RSCP), UTRA FDD Carrier carrier received signal intensity refers to not that (Carrier Received Signal Strength Indication) standing grain mouthful UTRA FDD CPICH Ec/Noo are in TD-SCDMA system, and NB measurement amount is UTRA TDD carrier wave Carrier RSSI and UTRA TDD P-CCPCH RSCP (Time Division Duplex, Common Control Physical Channel RSCP, TDD time division multiplexings)P- Common Control Physical Channel RSCP) (Common Control Physical Channel, CCPCH) RSCP.In the cdma 2000 system, NB measurement amount is CDMA2000 lx RTT Pilot Strength radio transmission techniques pilot frequency intensity (Radio Transmission Technology Pilot Strength) and CDMA2000 HRPD Pilot Strength HRPD pilot frequency intensities(High Rate Packet Data Pilot Strength) .In gsm system, BTS measurement amount is GSM carrier wave Carrier RSSI.
Step S530:RRM telegon produces dispatching response according to the wireless resource management information and dispatch request of at least one base station, and is sent to the first access network elements.
Step S540:First access network elements produce scheduling according to dispatching response and indicated or scheduling result, and issue multimode UE1.
Step S550:Multimode UE1 is indicated according to scheduling or scheduling result carries out different operations.Example 1:Multimode UE1 sets up connection in one or more RAT systems, and by one or more RAT base station schedulings.When Added Business or portfolio increase, service RAT base station scheduling resources inadequate, RRM telegon is by coordinating, so that multimode UE1 sets up connection in other new RAT systems, and come by other new RAT base station schedulings with providing new Radio Resource for its traffic services.It is described in detail below:
Multimode UE1 sets up with eNB and connects and be scheduled, but no and RNC sets up and connects and dispatched by NB.
1) multimode UE1 known to RRM telegon is in the NB coverages of WCDMA system, this point can be known by the positional information of the multimode UE1 in dispatch request, can also be known by the mark Query Location server of multimode UE1 in dispatch request.
2) when such as Added Business or portfolio increase, service RAT base station scheduling resources inadequate, RRM telegon determines that NB can provide dispatch service for multimode UE1 according to NB schedule information, Radio Resource condition information and/or load information and dispatch request.Specifically, NB is the base station for the QoS of survice for meeting multimode UE1, NB supports the bandwidth that the business needs, and NB is the RAT base stations that multimode UE1 is supported, NB is multimode UE1 measurement result Meet the base station of threshold value.
3) RRM telegon sends dispatching response to eNB, informs that the multimode UE1 of its service needs to set up with the RNC in WCDMA system and connects and dispatched by NB.Dispatching response includes many RAT system banners for needing foundation to connect(It can be indicated with the mode of bit), controller identifier, one or more of Base Station Identification.In the citing, many RAT systems are WCDMA system, and controller is RNC, and base station is NB.
4) eNB sends scheduling and is indicated to multimode UE1, informs that it sets up with the RNC in WCDMA system and connects and dispatched by NB.Scheduling indicates to set up many RAT system banners of connection comprising needs(It can be indicated with the mode of bit), controller identifier, one or more of Base Station Identification.In the citing, many RAT systems are WCDMA system, and controller is RNC, and base station is NB.RRM telegon is by coordinating so that multimode UE1 sets up connection in other new RAT systems, and by other new RAT base station schedulings.
A kind of situation is that multimode UE1 has turned on WCDMA associated radio frequencies and base band, in a wcdma system in Idle state, you can to receive the broadcast message or beep-page message of WCDMA system.In the case, multimode UE1 sets up process by connection, and RNC sets up connection, and the NB managed by RNC is dispatched.
Another situation is that multimode UE1 is not turned on WCDMA associated radio frequencies and base band for power saving.In the case, multimode UE1 opens WCDMA associated radio frequencies and base band, and by cell identification, the process such as connection foundation, and RNC set up connection, and the NB managed by RNC is dispatched.
In addition, when same business is in multiple RAT base station schedulings, RRM telegon is by coordinating so that the time difference that business packet is transmitted between multimode UE1 and multiple RAT base stations can tolerate, i.e., do not influence QoS of survice.
Example 2:Multimode UE1 sets up connection in one or more RAT systems, and by one or more RAT base station schedulings.When the scheduling resource of service RAT base station BSs 1 is not enough, it is necessary to which RRM telegon carries out resource coordination and scheduling to other RAT systems, to effectively utilize the resource in different RAT systems, traffic services matter of the improvement for multimode UE1 Amount.It is described in detail below:
Such as multimode UE1 sets up with eNB and connects and be scheduled, connects and is dispatched by NB while being set up with RNC.
1) multimode UE1 reports the measurement result of the measurement amount of different RAT base stations.
2) measurement result of different RAT base stations is sent to RRM telegon by difference RAT base stations or difference RAT controllers.In the citing, eNB sends one or more of RSRP, RSRQ to RRM telegon, and RNC sends one or more of UTRA FDD CPICH RSCP, UTRA FDD carrier RSSK UTRA FDD CPICH Ec/No to RRM telegon.
3) RRM telegon from different RAT base stations or difference RAT controllers know different RAT systems in difference RAT base stations or difference RAT controllers Radio Resource condition information and/or load information.In the citing, RRM telegon knows eNB Radio Resource condition information and/or load information from eNB, and RRM telegon knows NB Radio Resource condition information and/or load information from RNC.
4) RRM telegon is according to the schedule information of different RAT base stations, the measurement result of difference RAT base stations(Such as the measurement signal intensity of different RAT base stations), difference RAT base stations Radio Resource condition information and/or load information and maximum system throughput and the principle for minimizing multimode terminal transmission power, determine to dispatch multimode UEl o in the resource of different RAT base stations specifically, the maximum RAT base stations of measurement result(For example:Maximum base station of the best base station of signal intensity most strong base station, signal quality, signal to noise ratio etc.)So that multimode UE1 transmission powers are minimum, the RAT base stations or the most RAT base stations of idled radio resource for loading minimum cause throughput of system maximum.
5) RRM telegon sends dispatching response to eNB and/or NB, inform the Radio Resource of different RAT base stations suggestion, including the time resource of suggestion, the frequency resource of suggestion, the space resources of suggestion, the code source of suggestion, suggestion use transmission power, the dispatching cycle of suggestion, one or more of the multipoint cooperative set of suggestion.
6) eNB and/or NB sends scheduling result and gives multimode UE1, informs the resource of distribution. 7) multimode UE1 utilizes the resource transmission data distributed.
According to the embodiment, the resource in different RAT systems can be effectively utilized, RRM telegon improves throughput of system by coordinating, saves multimode terminal power.
Fig. 6 shows that the base station according to another embodiment of the present invention in different RAT is colocation site base station(Base station 1 and base station Γ colocation sites, base station 2 and base station 2' colocation sites)In the case of scheduling schematic diagram, wherein, the coverage of different RAT base station is overlapped, and terminal 1 is a multimode user equipment.As shown in fig. 6, for example, RATI and RAT2 can be LTE systems and WCDMA system respectively, wherein base station 1 and base station 2 can be LTE base stations(ENodeB), base station Γ and base station 2' can be WCDMA base stations(NodeB ) .According to the embodiment, it is possible to use the Radio Resources such as time, frequency, space, power, code word are carried out unified coordinated scheduling by RRM telegon between different RAT base station, more effectively to improve the systematic function of whole network.Specifically, if base station Γ duty factor is lighter(For example, only used a bit of frequency resource in 5 MHz bandwidth), and base station 1, the heavier loads of base station 2, then when base station 1 is needed to new 1 scheduling radio resources of edge termination, the internal resource that base station 1 can not may have been carried out in same RAT systems with base station 2 is coordinated.Now, dispatch request is sent out to RRM telegon in base station 1, RRM telegon can produce the dispatching response of the frequency resource for example for base station Γ according to dispatch request, and the dispatching response also indicates to need terminal 1 and base station 1, sets up connection;Base station 1 receives the dispatching response, and connection is set up in instruction terminal 1 and base station 1, and then realizes with base station 1 and base station 1, the effect that is serviced simultaneously to terminal 1 of Radio Resource.In this embodiment, it can indicate that the frequency resource that RAT2 (WCDMA) is special, base station Γ is not yet scheduled to its service terminal is scheduled to the terminal 1 that base station 1 is serviced by base station 1, so that base station Γ can be using its idle frequency resource come service terminal 1.In addition, in such a scenario, the coordinated scheduling that other Radio Resources in addition to frequency resource can also be used between base station.In this embodiment, the wireless resource management information that RRM telegon is utilized can be the load state or resources idle situation of base station.
Fig. 7 shows the structural representation of RRM telegon 700 according to embodiments of the present invention.RRM telegon 700 can be performed above in association with described in Fig. 3-Fig. 6 The operation of RRM telegon.
Embodiments in accordance with the present invention, RRM telegon 700 in Fig. 7 can be from the base station effectively scheduled wireless resource information of interacting base station in wireless network using different RAT, so that base station is considered that the Radio Resource of at least one base station scheduled mistake when for terminal scheduling Radio Resource, it is to avoid disturb and improve resource utilization.RRM telegon 700 can be implemented as the independent community in wireless network, can also be embodied as the functional module in base station or other network entities.
The description to the structure of RRM telegon 700 is only exemplary below, and the RRM telegon that the embodiment of the present invention is proposed is not limited to any specific concrete structure.For example, the RRM telegon that the embodiment of the present invention is proposed can have with existing RRM equipment identical hardware configuration, and be only through the function upgrading to existing RRM equipment to realize the scheme described according to embodiments of the present invention.In addition, alternatively, in some cases, for example in order that the transmission for the message that the embodiment of the present invention is proposed further standardizes, some new interfaces can be defined between RRM telegon and between RRM telegon and base station, to be exclusively used in transmitting these message.Certainly, the invention is not limited in the interface of these new definition, but the transmission of these message can also be realized by existing appropriate interface.
As shown in fig. 7, RRM telegon 700 can include receiver 710, processor 720 and emitter 730.Receiver 710 is configurable to receive the wireless resource management information of at least one base station on the different RAT of use in wireless network from least one access network elements, and receive dispatch request from the first access network elements at least one access network elements, the multimode UE1 that the dispatch request is the first access network elements to be serviced for it and the Radio Resource that sends coordinates request.Processor 720 is configurable to, according to the wireless resource management information and dispatch request received, produce dispatching response.Emitter 730 is configurable to the dispatching response of generation being sent to the first access network elements.
Alternatively, at least one access network elements periodically can send wireless resource management information to RRM telegon 700, and in this case, receiver 710 can be further It is configured to periodically receive wireless resource management information from least one access network elements.In addition, alternatively, at least one access network elements can send wireless resource management information based on the requirement of RRM telegon, in this case, emitter 730 can further be configured to send request for obtaining wireless resource management information at least one access network elements, and receiver 710 can further be configured to receive the wireless resource management information in response to the request from access network elements.It is to meet the resource scheduling request on multimode UE1 because RRM telegon 700 carries out scheduling of resource, the wireless resource management information of base station need not be received from all access network elements in network, only its service range can cover the resource of the multimode UE1 corresponding base station of access network elements can serve multimode UE1 by scheduling;Therefore receiver 710 can be that the access network elements that can cover multimode UE1 from its service range receive wireless resource management information.The resource scheduling request on multimode UE1 can be met by carrying out resource coordination and scheduling using these information.
According to one embodiment of present invention, processor 720 is further configured to when multimode UE1 sets up with other access network elements at least one access network elements in addition to the first access network elements and is connected, according to the wireless resource management information and dispatch request received, dispatching response is produced.The dispatching response indicates that suggestion distributes to multimode UE1 and is used for the Radio Resource of communication service;Emitter 730 is further configured to being sent to dispatching response at least one access network elements the access network elements related to the Radio Resource of proposed distribution, so that these related access network elements participate in the coordination and scheduling of resource.Because scheduling of resource is to be directed to multimode UE1, dispatching response is sent to the first access network elements by emitter 730, notifies multimode UE1 to perform corresponding operation will pass through base station BS 1.
Alternatively, when there are several base stations resource schedulable be used for service multimode UE1 and need not utilize all schedulable resource when, processor 720 can be further configured to according to the dispatch request and wireless resource management information received, in for example multiple base stations, it is first determined the resource that can be dispatched can meet the base station of dispatch request;Then selection can make multimode UE1 QoS reach optimal one or more base stations in identified base station;And according to dispatch request and the wireless resource management information of selected base station, produce dispatching response. State in realization in the first base station selected example, the first access network elements send the bandwidth that transmission rate and transmission power and its business in dispatch request, and the dispatch request at least including multimode UE1 need to RRM telegon 700.Processor 720 is further configured to according to the principle for maximizing throughput of system and/or minimizing multimode UE1 transmission power, and at least one base station is selected in all or part of base station from for example multiple base stations.By dispatching the Radio Resource using at least one selected base station, realize that throughput of system maximizes and/or makes multimode UE1 transmission power minimum.
State in realization in the second base station selected example, one or more of signal intensity, signal quality, signal to noise ratio in the measurement result for the dispatch request at least measurement amount including base station that first access network elements are sent to RRM telegon 700, for example multiple base stations of measurement result instruction measured by all or part of base station.Processor 720 is according to measurement result, one or more of maximum base station of the best base station of the measured signal intensity of selection most strong base station, signal quality, signal to noise ratio.By dispatching the Radio Resource using selected base station, so that the improvement of multimode UE1 QoS reaches most preferably.
State in realization in the 3rd base station selected example, the wireless resource management information transmitted by access network elements includes the load information or Radio Resource condition information on base station.Processor 720 is according to the load information on base station or Radio Resource condition information, at least one base station of selection load minimum or idling-resource at most.By dispatching the Radio Resource using selected base station, so that the improvement of multimode UE1 QoS reaches most preferably.
According to another embodiment of the invention, processor 720 is further configured to when multimode UE1 does not set up with other access network elements at least one access network elements except the first access network elements and is connected, according to the wireless resource management information and dispatch request received, dispatching response is produced;Emitter 710 is further configured to dispatching response being sent to the first access network elements;The dispatching response informs the first access network elements:Multimode UE1, which needs to set up with least one access network elements in other access network elements, to be connected, to dispatch and using the resource of the associated base station of other access network elements.Transmitted dispatching response comprising set up connection required for many RAT system banners, controller identifier, Base Station Identification, cell ID, carrier identification, One or more of frequency point information.
Alternatively, processor 720 can also be directly according to the wireless resource management information and dispatch request on base station, it is determined that can be the base station of multimode UE1 scheduling resources, then indicating that the multimode UE1 access network elements corresponding with identified base station are set up by the dispatching response of generation connects.
In addition, RRM telegon 700 and its included receiver 710, processor 720 and emitter 730 can also be configured to carry out being related in the embodiment that describes any operation of RRM telegon above in association with Fig. 3 to Fig. 6.
Fig. 8 shows the structural representation of access network elements 800 according to embodiments of the present invention.Access network elements 800 can perform the operation above in association with Fig. 3 to Fig. 6 access network elements described.
According to the present invention, access network elements 800 can be an access network elements in many RAT networks.Many RAT networks can also include using at least one wireless access technology and can perform a number of other access network elements with the similar functions of access network elements 800.Many RAT networks can also include RRM telegon as described above in conjunction with Figure 7.
As shown in figure 8, access network elements 800 can include receiver 810 and processor 820.Receiver 810 is configured to receive dispatching response from RRM telegon, and the dispatching response is in response to the dispatch request of the first access network elements transmission in wireless network and produced;Processor 820 is configured to produce scheduling instruction or scheduling result according to dispatching response.Access network elements 800 can be base station or controller in wireless network(Such as base station controller).By the wireless resource scheduling that access network elements perform in wireless network is the multimode UE1 serviced for the first access network elements resource scheduling request, the service range of access network elements should cover multimode UE1.
Alternatively, access network elements 800 also include emitter 830, be configured to indicate scheduling or scheduling result is sent to the multimode UE1 that the first access network elements are serviced.Access network elements 800 now are exactly generally the first access network elements, it is also possible to being other access network elements.
Alternatively, access network elements 800 also include another emitter, are configured to send wireless resource management information to RRM telegon.Another emitter can also with it is foregoing Emitter 830 merges into an emitter, i.e., send wireless resource management information by emitter 830 and scheduling is indicated or scheduling result.Emitter 830 periodically can send wireless resource management information to RRM telegon, and request that can also be in response to RRM telegon to wireless resource management information sends wireless resource management information to RRM equipment.
According to one embodiment of present invention, receiver 810 is further configured to, when multimode UE1 sets up with other access network elements in wireless network in addition to the first access network elements and is connected, dispatching response be received from RRM telegon;Processor 820 is further configured to produce scheduling result according to dispatching response;Emitter 830 is further configured to scheduling result being sent to multimode UE1.Scheduling result indicates that distributing to multimode UE1 is used for the Radio Resource of communication service.For example, dispatching response indicator is to the Radio Resource proposed by base station, including:It is recommended that time resource, the frequency resource of suggestion, the space resources of suggestion, the code source of suggestion, suggestion use transmission power, the dispatching cycle of suggestion, one or more of the multipoint cooperative set of suggestion.
According to another embodiment of the present invention, receiver 810 is further configured to, when multimode UE1 does not set up with other access network elements in wireless network in addition to the first access network elements and is connected, dispatching response be received from RRM telegon;The dispatching response informs the first access network elements:Multimode UE1, which needs to set up with least one access network elements in other access network elements, to be connected.Processor 820 is further configured to produce scheduling instruction according to dispatching response.Emitter 830 is further configured to send scheduling instruction to multimode UE1;The scheduling indicates that informing that multimode UE1 needs to set up with least one access network elements in other access network elements is connected.Dispatching response and scheduling indicate also to include needing to set up the mark of the access network elements of connection, such as one or more of many RAT system banners, controller identifier, Base Station Identification and the cell ID set up required for connection, carrier identification, frequency point information comprising the access network elements for needing to set up connection.
In addition, access network elements 800 and its included receiver 810, processor 820 and emitter 830 can also be configured to carry out relating in the embodiment that describes above in association with Fig. 3 to Fig. 6 And any operation of access network elements.
Fig. 9 shows the schematic diagram of the device 900 of the wireless resource scheduling being used in wireless network according to embodiments of the present invention, and the wireless network includes at least one base station using at least one RAT.As shown in figure 9, device 900 can include:The module 910 of the wireless resource management information at least one base station is received from least one access network elements;The module 920 of dispatch request is received from the first access network elements at least one access network elements, the multimode UE1 that the dispatch request is the first access network elements to be serviced for it and the Radio Resource that sends coordinates request;According to the wireless resource management information and dispatch request received, the module 930 of dispatching response is produced;And dispatching response is sent to the module 940 of the first access network elements.In addition, device 900 can also include multiple functional modules respectively to perform the operations above in association with Fig. 3 to Fig. 6 RRM telegons described.
Figure 10 shows the device 1000 of the wireless resource scheduling for being used to be used in wireless network in access network elements side according to embodiments of the present invention, and the wireless network includes RRM telegon and is connected at least one RAT of use of RRM telegon at least one base station.Device 1000 includes:The module 1010 of dispatching response is received from RRM telegon, the dispatching response is in response to the dispatch request of the first access network elements transmission in wireless network and produced;The module 1020 of scheduling instruction or scheduling result is produced according to dispatching response.Device 1000 may also include the module 1030 for sending scheduling instruction or scheduling result.
Various aspects described herein can be realized with hardware, software, firmware, middleware, microcode or its any combination.When these devices and/or method are realized using software, firmware, middleware, microcode, program code or code segment, it can store it in machine readable media, for example, be stored in memory unit.Realized for software, technique described herein can use the module for realizing function described herein(Such as program, function)To realize.It can be performed by software code storage in a memory cell by processor.Memory cell can be realized within a processor, or can be located at outside processor.In the latter case, memory can be connected by various means with processor.
Description to disclosed embodiment provided above is used to enable those skilled in the art Realize or with the present invention.The various modifications of these embodiments will will be appreciated that to those skilled in the art, and general principles defined herein can be applied to other embodiments in the case where not departing from the spirit or scope of the present invention.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and should be given the widest scope consistent with novel feature with principle disclosed herein.

Claims (83)

  1. Claim
    1. a kind of be used for the method for scheduling radio resources in the wireless network, the wireless network is included using at least one wireless access technology(RAT at least one base station), methods described includes:
    The wireless resource management information at least one base station is received from least one access network elements;
    Receive dispatch request from the first access network elements at least one described access network elements, the first multimode terminal that the dispatch request is first access network elements to be serviced for it and the Radio Resource that sends coordinates request;
    According to the wireless resource management information and dispatch request received, dispatching response is produced;And
    The dispatching response is sent to first access network elements.
    2. the method as described in claim 1, wherein, the wireless resource management information is one or more of schedule information, load information and Radio Resource condition information of the base station;The schedule information include at least one described base station be respectively its service scheduled terminal scheduled in Radio Resource information.
    3. method as claimed in claim 2, wherein, the schedule information include on corresponding to the time resource of distribution of scheduled terminal, dividing frequency resource, allocation space resource, distribution codeword resource, use transmission power, QoS(QoS), the information of one or more of transmission rate, dispatching cycle, terminal location, multipoint cooperative set.
    4. the method as described in claim 1, wherein, methods described is the RRM telegon by being arranged in the wireless network to perform.
    5. the method as described in claim 1, wherein, at least one described access network elements are controller and/or base station in the wireless network.
    6. the method as described in claim 1, wherein, the reception wireless resource management information includes:
    The wireless resource management information is periodically received from least one described access network elements.
    7. the method as described in claim 1, wherein, the reception wireless resource management information includes:
    The request for obtaining the wireless resource management information is sent at least one described access network elements;And
    The wireless resource management information in response to the request is received from least one described access network elements.
    8. the method as described in claim 1, wherein, the reception wireless resource management information is that the access network elements that can cover first multimode terminal from its service range are received.
    9. the method as described in claim 1, wherein, the dispatch request includes the information related to the current working state of first multimode terminal.
    10. method as claimed in claim 9, wherein, the dispatch request includes the QoS on first multimode terminal(QoS), the information of one or more of the information for a variety of RAT that the bandwidth of the business needs, the transmission rate of first multimode terminal, the transmission power of first multimode terminal, the position of first multimode terminal, the measurement result of the measurement amount of base station, first multimode terminal are supported and multipoint cooperative set.
    11. the method as described in claim 1, in addition to:
    The dispatching response is sent to the access network elements related to Radio Resource coordination request.
    12. the method as described in claim 1, in addition to:
    When first multimode terminal is set up with other access network elements at least one described access network elements except first access network elements to be connected, according to the wireless resource management information and dispatch request received, the dispatching response is produced;Wherein, the dispatching response indicates that suggestion distributes to first multimode terminal and is used for the Radio Resource of communication service;And the dispatching response is sent to access network elements related to the Radio Resource of proposed distribution at least one described access network elements;Wherein, the related access network elements at least include first access network elements.
    13. method as claimed in claim 12, wherein, the dispatching response indicator to the Radio Resource that is distributed proposed by base station, including:It is recommended that time resource, the frequency resource of suggestion, the space resources of suggestion, the code source of suggestion, suggestion use transmission power, the dispatching cycle of suggestion, one or more of the multipoint cooperative set of suggestion.
    14. method as claimed in claim 12, wherein, the dispatching response also includes the mark of the base station related to the Radio Resource of proposed distribution and/or cell.
    15. the method as described in claim 1 or 12, the generation dispatching response includes:According to the wireless resource management information and dispatch request received, at least one described base station, it is determined that the resource that can be dispatched can meet the base station of the dispatch request;
    Selection can make the QoS of first multimode terminal reach optimal base station in identified base station;And
    According to the dispatch request and the wireless resource management information of selected base station, institute is produced State dispatching response.
    16. method as claimed in claim 15, wherein, the bandwidth that transmission rate and transmission power and the business of the dispatch request at least including first multimode terminal need;The selection base station includes:
    According to the principle for maximizing throughput of system and/or minimizing the transmission power of first multimode terminal, at least one base station is selected in all or part of base station from least one described base station.
    17. method as claimed in claim 15, wherein, one or more of signal intensity, signal quality, signal to noise ratio in the measurement result of the dispatch request at least measurement amount including base station, described at least one described base station of measurement result instruction measured by all or part of base station;Wherein, the selection base station is included according to the measurement result, one or more of maximum base station of the best base station of the measured signal intensity of selection most strong base station, signal quality, signal to noise ratio.
    18. method as claimed in claim 15, wherein, the wireless resource management information includes load information or Radio Resource condition information, and the selection base station includes selecting at least one base station that load is minimum or idling-resource is most according to the wireless resource management information.
    19. the method as described in claim 1, in addition to:
    When first multimode terminal is not set up with other access network elements at least one described access network elements except first access network elements to be connected, according to the wireless resource management information and dispatch request received, the dispatching response is produced;And
    The dispatching response is sent to first access network elements;Wherein, the dispatching response informs first access network elements:First multimode terminal, which needs to set up with least one access network elements in other access network elements, to be connected.
    20. method as claimed in claim 19, in addition to:
    According to the wireless resource management information and the dispatch request on base station, it is determined that can be the base station of the first multimode terminal scheduling resource.
    21. method as claimed in claim 19, wherein, the dispatching response includes one or more of many RAT system banners required for setting up connection, controller identifier, Base Station Identification, cell ID, carrier identification, frequency point information.
    22. the RAT that the method for claim 1, wherein first base station corresponding with first access network elements is used is different from the RAT that some other base station at least one described base station is used.
    23. the method for claim 1, wherein the scheduled terminal or first multimode terminal are the terminals of the low speed movement of the coverage edge positioned at corresponding base station.
    24. a kind of method for the wireless resource scheduling being used for by access network elements in wireless network, the wireless network includes RRM telegon and is connected at least one base station of at least one wireless access technology of use of the RRM telegon, and methods described includes:
    Dispatching response is received from the RRM telegon, wherein the dispatching response is in response to the dispatch request of the first access network elements transmission in the wireless network and produced;Scheduling is produced according to the dispatching response to indicate or scheduling result.
    25. method as claimed in claim 24, in addition to:
    The scheduling is indicated or scheduling result is sent to the first multimode terminal that first access network elements are serviced.
    26. method as claimed in claim 24, in addition to:
    The wireless resource management information on base station is sent to the RRM telegon.
    27. method as claimed in claim 26, wherein, the wireless resource management information is one or more of schedule information, load information and Radio Resource condition information of the base station, wherein the schedule information include be respectively at least one described base station Radio Resource scheduled in the scheduled terminal of its service information.
    28. method as claimed in claim 27, wherein, the schedule information include on corresponding to the time resource of distribution of scheduled terminal, dividing frequency resource, allocation space resource, distribution codeword resource, use transmission power, QoS(QoS), the information of one or more of transmission rate, dispatching cycle, terminal location, multipoint cooperative set.
    29. method as claimed in claim 24, wherein, the access network elements are controller and/or base station in the wireless network.
    30. method as claimed in claim 26, wherein, the transmission wireless resource management information includes:
    The wireless resource management information is periodically sent to the RRM telegon.
    31. method as claimed in claim 26, wherein, the transmission wireless resource management information includes:
    The request for obtaining the wireless resource management information is received from the RRM telegon;And
    32. method as claimed in claim 24, in addition to:
    The dispatch request is sent to the RRM telegon;Wherein, the dispatch request the first multimode terminal that to be first access network elements serviced for it and the Radio Resource that sends coordinates request.
    33. method as claimed in claim 32, wherein, when business demand of the inadequate resource scheduled in first base station corresponding with first access network elements to meet first multimode terminal, send the dispatch request.
    34. method as claimed in claim 33, wherein, when portfolio increase or the Traffic Channel situation variation of first multimode terminal, send the dispatch request.
    35. method as claimed in claim 24, wherein, the related information of the current working state of the first multimode terminal that the dispatch request includes to first access network elements are serviced.
    36. method as claimed in claim 35, wherein, the dispatch request includes the QoS on first multimode terminal(QoS), the information of one or more of the information for a variety of RAT that the bandwidth of the business needs, the transmission rate of first multimode terminal, the transmission power of first multimode terminal, the position of first multimode terminal, the measurement result of the measurement amount of base station, first multimode terminal are supported and multipoint cooperative set.
    37. method as claimed in claim 26, wherein, cover described by its service range
    38. method as claimed in claim 24, in addition to:
    When first multimode terminal is set up with other access network elements in the wireless network in addition to first access network elements to be connected, the dispatching response is received from the RRM telegon;
    The scheduling result is produced according to the dispatching response;Wherein, the scheduling result indicates that distributing to first multimode terminal is used for the Radio Resource of communication service.
    39. method as claimed in claim 38, wherein, the dispatching response indicator to the Radio Resource that is distributed proposed by base station, including:It is recommended that time resource, the frequency resource of suggestion, the space resources of suggestion, the code source of suggestion, suggestion use transmission power, the dispatching cycle of suggestion, one or more of the multipoint cooperative set of suggestion.
    40. method as claimed in claim 38, wherein, the dispatching response also includes the mark of the base station related to the Radio Resource distributed and/or cell.
    41. method as claimed in claim 24, in addition to:
    When first multimode terminal is not set up with other access network elements in the wireless network in addition to first access network elements to be connected, the dispatching response is received from the RRM telegon;Wherein, the dispatching response informs first access network elements:First multimode terminal, which needs to set up with least one access network elements in other access network elements, to be connected;
    The scheduling is produced according to the dispatching response to indicate;
    Wherein, the scheduling indicates that informing that first multimode terminal needs to set up with least one access network elements in other access network elements is connected.
    42. the method as described in claim 41, wherein, one or more of cell ID, carrier identification, frequency point information required for the dispatching response and many RAT system banners, controller identifier, Base Station Identification and the foundation dispatched required for instruction also includes foundation connection are connected.
    43. method as claimed in claim 24, wherein, the RAT that the first base station corresponding with first access network elements is used is different from the RAT that some other base station at least one described base station is used.
    44. method as claimed in claim 24, wherein, the first multimode terminal that first access network elements are serviced is the terminal of the low speed movement of the coverage edge positioned at corresponding base station.
    45. a kind of RRM telegon for the wireless dispatching resource being used in wireless network, the wireless network is included using at least one wireless access technology(RAT at least one base station), the RRM telegon includes:
    Receiver, is configured to from wireless resource management information of at least one access network elements reception at least one base station, and receive dispatch request from the first access network elements at least one described access network elements;The first multimode terminal that wherein described dispatch request is first access network elements to be serviced for it and the Radio Resource that sends coordinates request;
    Processor, is configured to, according to the wireless resource management information and dispatch request received, produce dispatching response;And
    Emitter, is configured to the dispatching response being sent to first access network elements.
    46. RRM telegon as claimed in claim 45, wherein, the wireless resource management information is schedule information, load information and the Radio Resource situation letter of the base station One or more of breath;The schedule information include at least one described base station be respectively its service scheduled terminal scheduled in Radio Resource information.
    47. RRM telegon as claimed in claim 46, wherein, the schedule information include on corresponding to the time resource of distribution of scheduled terminal, dividing frequency resource, allocation space resource, distribution codeword resource, use transmission power, QoS(QoS), the information of one or more of transmission rate, dispatching cycle, terminal location, multipoint cooperative set.
    48. RRM telegon as claimed in claim 45, wherein, the receiver is further configured to periodically receive the wireless resource management information from least one described access network elements.
    49. RRM telegon as claimed in claim 45, wherein, the emitter is further configured to send the request for obtaining the wireless resource management information at least one described access network elements;And
    The receiver further configures the wireless resource management information received from least one described access network elements in response to the request.
    50. RRM telegon as claimed in claim 45, wherein, the dispatch request includes the information related to the current working state of first multimode terminal.
    51. RRM telegon as claimed in claim 45, wherein, the dispatch request includes the QoS on first multimode terminal(QoS in the information for a variety of RAT that bandwidth that), the business needs, the transmission rate of first multimode terminal, the transmission power of first multimode terminal, the position of first multimode terminal, the measurement result of the measurement amount of base station, first multimode terminal are supported and multipoint cooperative set One or more information.
    52. RRM telegon as claimed in claim 45, wherein, the receiver is further configured to receive the wireless resource management information from the access network elements that its service range can cover first multimode terminal.
    53. RRM telegon as claimed in claim 45, wherein, the processor is further configured to when first multimode terminal is set up with other access network elements at least one described access network elements except first access network elements and is connected, according to the wireless resource management information and dispatch request received, the dispatching response is produced;Wherein, the dispatching response indicates that suggestion distributes to first multimode terminal and is used for the Radio Resource of communication service;And
    The emitter is further configured to being sent to the dispatching response into access network elements related to the Radio Resource of proposed distribution at least one described access network elements;Wherein, the related access network elements at least include first access network elements.
    54. RRM telegon as claimed in claim 53, wherein, the dispatching response indicator to the Radio Resource that is distributed proposed by base station, including:It is recommended that time resource, the frequency resource of suggestion, the space resources of suggestion, the code source of suggestion, suggestion use transmission power, the dispatching cycle of suggestion, one or more of the multipoint cooperative set of suggestion.
    55. RRM telegon as claimed in claim 53, wherein, the dispatching response also includes the mark of the base station related to the Radio Resource of proposed distribution and/or cell.
    56. RRM telegon as claimed in claim 53, the processor is further configured to according to the dispatch request and wireless resource management information received, it is described extremely In a few base station, it is determined that the resource that can be dispatched can meet the base station of the dispatch request;Selection can make the QoS of first multimode terminal reach optimal base station in identified base station;And according to the dispatch request and the wireless resource management information of selected base station, produce the dispatching response.
    57. RRM telegon as claimed in claim 56, wherein, the bandwidth that transmission rate and transmission power and the business of the dispatch request at least including first multimode terminal need;The processor is further configured to according to the principle for maximizing throughput of system and/or minimizing the transmission power of first multimode terminal, and at least one base station is selected in all or part of base station from least one described base station.
    58. RRM telegon as claimed in claim 56, wherein, one or more of signal intensity, signal quality, signal to noise ratio in the measurement result of the dispatch request at least measurement amount including base station, described at least one described base station of measurement result instruction measured by all or part of base station;The processor is further configured to according to the measurement result, one or more of maximum base station of the best base station of the measured signal intensity of selection most strong base station, signal quality, signal to noise ratio.
    59. RRM telegon as claimed in claim 56, wherein, the wireless resource management information includes the load information or Radio Resource condition information on base station;The processor is further configured to according to the load information or Radio Resource condition information, selection load minimum or at least one most base station of idling-resource.
    60. RRM telegon as claimed in claim 45, wherein, the processor is further configured to when first multimode terminal is not set up with other access network elements at least one described access network elements except first access network elements and is connected, according to the wireless resource management information and dispatch request received, the dispatching response is produced;And The emitter is further configured to the dispatching response being sent to first access network elements;Wherein, the dispatching response informs first access network elements:First multimode terminal, which needs to set up with least one access network elements in other access network elements, to be connected.
    61. RRM telegon as claimed in claim 60, wherein, the dispatching response includes one or more of many RAT system banners required for setting up connection, controller identifier, Base Station Identification, cell ID, carrier identification, frequency point information.
    62. RRM telegon as claimed in claim 60, wherein, the processor is further configured to according to the wireless resource management information and the dispatch request on base station, it is determined that can be the base station of the first multimode terminal scheduling resource.
    63. RRM telegon as claimed in claim 45, wherein, the RAT that the first base station corresponding with first access network elements is used is different from the RAT that some other base station at least one described base station is used.
    64. RRM telegon as claimed in claim 45, wherein, the scheduled terminal or first multimode terminal are the terminals of the low speed movement of the coverage edge positioned at corresponding base station.
    65. a kind of access network elements for the wireless resource scheduling being able to carry out in wireless network, the wireless network is included using at least one wireless access technology(RAT at least one base station), the access network elements include:
    Receiver, is configured to receive dispatching response from the RRM telegon, wherein the dispatching response is in response to the dispatch request of the first access network elements transmission in the wireless network and produced;And Processor, is configured to produce scheduling instruction or scheduling result according to the dispatching response.
    66. the access network elements as described in claim 65, in addition to:Emitter, is configured to indicate the scheduling or scheduling result is sent to the first multimode terminal that first access network elements are serviced.
    67. the access network elements as described in claim 65, in addition to:Emitter, is configured to send wireless resource management information to the RRM telegon.
    68. the access network elements as described in claim 67, wherein, the wireless resource management information is one or more of schedule information, load information and Radio Resource condition information of the base station, wherein the schedule information include be respectively at least one described base station Radio Resource scheduled in the scheduled terminal of its service information.
    69. access network elements as recited in claim 68, wherein, the schedule information include on corresponding to the time resource of distribution of scheduled terminal, dividing frequency resource, allocation space resource, distribution codeword resource, use transmission power, QoS
    (QoS), the information of one or more of transmission rate, dispatching cycle, terminal location, multipoint cooperative set.
    70. the access network elements as described in claim 65, wherein, the access network elements are controller or base station in the wireless network.
    71. the access network elements as described in claim 67, wherein, the emitter is further configured to periodically send the wireless resource management information to the RRM telegon. 72nd, the access network elements as described in claim 67, wherein, the receiver is further configured to receive the request for obtaining the wireless resource management information from the RRM telegon;And
    The emitter is further configured to ask to send the wireless resource management information to the RRM telegon in response to described.
    73rd, the access network elements as described in claim 65, wherein, the dispatch request includes the information related to the current working state of the first multimode terminal that first access network elements are serviced.
    74th, the access network elements as described in claim 73, wherein, the dispatch request includes the QoS on terminal(QoS), transmission rate, one or more of the bandwidth that needs of a variety of RAT information, the business supported using measurement result, the terminal of carrier wave, maximum transmission power, the position of terminal, the measurement amount of base station and multipoint cooperative set information.
    75th, the access network elements as described in claim 65, wherein, the service range of the access network elements covers first multimode terminal.
    76th, the access network elements as described in claim 66, wherein, the receiver is further configured to, when first multimode terminal is set up with other access network elements in the wireless network in addition to first access network elements and is connected, the dispatching response be received from the RRM telegon;
    The processor is further configured to produce scheduling result according to the dispatching response;And
    The emitter is further configured to the scheduling result being sent to first multimode terminal, wherein, the scheduling result indicates that distributing to first multimode terminal is used to communicate The Radio Resource of business.
    77. the access network elements as described in claim 76, wherein, the dispatching response indicator to the Radio Resource proposed by base station, including:It is recommended that time resource, the frequency resource of suggestion, the space resources of suggestion, the code source of suggestion, suggestion use transmission power, the dispatching cycle of suggestion, one or more of the multipoint cooperative set of suggestion.
    78. the access network elements as described in claim 67, wherein, the receiver is further configured to, when first multimode terminal is not set up with other access network elements in the wireless network in addition to first access network elements and is connected, the dispatching response be received from the RRM telegon;Wherein, the dispatching response informs first access network elements:First multimode terminal, which needs to set up with least one access network elements in other access network elements, to be connected;
    The processor is further configured to be referred to according to the dispatching response generation scheduling
    The emitter is further configured to send the scheduling instruction to first multimode terminal;
    Wherein, the scheduling indicates that informing that first multimode terminal needs to set up with least one access network elements in other access network elements is connected;The dispatching response and scheduling indicate also to include needing to set up the mark of the access network elements of connection.
    79. the access network elements as described in claim 78, wherein, the mark of the access network elements for needing foundation to connect includes one or more of many RAT system banners, controller identifier, Base Station Identification and the cell ID set up required for connecting, carrier identification, frequency point information of the access network elements for needing foundation to connect.
    80. the access network elements as described in claim 65, wherein, with the described first access The RAT that the corresponding first base station of network element is used is different from the RAT that some other base station at least one described base station is used.
    81. the access network elements as described in claim 65, wherein, the first multimode terminal of the first access network elements service is the terminal of the low speed movement of the coverage edge positioned at corresponding base station.
    82. a kind of be used for the device of scheduling radio resources in the wireless network, the wireless network is included using at least one wireless access technology(RAT at least one base station), described device includes:
    The module of the wireless resource management information at least one base station is received from least one access network elements;
    The module of dispatch request is received from the first access network elements at least one described access network elements, the first multimode terminal that the dispatch request is first access network elements to be serviced for it and the Radio Resource that sends coordinates request;
    According to the wireless resource management information and dispatch request received, the module of dispatching response is produced;And
    The dispatching response is sent to the module of first access network elements.
    83. a kind of device for the wireless resource scheduling being used for by access network elements in wireless network, the wireless network includes RRM telegon and is connected at least one base station of at least one wireless access technology of use of the RRM telegon, and described device includes:
    The module of dispatching response is received from the RRM telegon, wherein the dispatching response is in response to the dispatch request of the first access network elements transmission in the wireless network and produced;And
    The module of scheduling instruction or scheduling result is produced according to the dispatching response.
    84. a kind of machine readable media, is stored thereon with instruction set, when the instruction set is performed so that the machine can perform the method any one of Claims 1-4 4.
CN201280025674.6A 2012-09-27 2012-09-27 Method for coordinating and scheduling radio resources on multi-rat network Pending CN103858475A (en)

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