CN103828471B

CN103828471B - Carrying establishing method, base station and user equipment

Info

Publication number: CN103828471B
Application number: CN201280001168.3A
Authority: CN
Inventors: 张力学; 吕永霞
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2012-08-30
Filing date: 2012-08-30
Publication date: 2019-03-08
Anticipated expiration: 2032-08-30
Also published as: CN103828471A; WO2014032258A1

Abstract

The embodiment of the present invention provides a kind of carrying establishing method, base station and user equipment, this method comprises: sending mixed messaging to base station, the mixed messaging includes radio resource control RRC connection request and service request；If media access control MAC layer contention resolved clock time-out and the first count value are less than the maximum retransmission of mixed messaging, mixed messaging is sent to base station again；If MAC layer contention resolved clock time-out and the first count value are greater than or equal to the maximum retransmission of the mixed messaging, then common message is sent to the base station, the common message includes the RRC connection request and does not include the service request, and first count value is the number for sending the mixed messaging to the base station.Therefore, it can be return back to serial operation mode when UE parallel operational mode fails, in this way, effectively guaranteeing the compatibility with parallel work-flow and serial operation, can be improved the success rate that carrying is established.

Description

Carrying establishing method, base station and user equipment

Technical field

The present embodiments relate to fields of communication technology, and more particularly, to carrying establishing method, base station and user Equipment.

Background technique

With the development of communication network technology, M2M(Machine to Machine, Machine To Machine) communication be increasingly becoming The mainstream communication technology has huge market potential.M2M technology is communication and the integration of information technology, can be used for two-way Letter.

Typical M2M network structure includes M2M terminal, M2M network and MTC(Machine TypeCommunication, Machine type communication) server.M2M terminal can be various wired or wireless communication terminal device, adopt for data Collection, environmental monitoring, plant maintenance or device upgrade etc..For example, the electricity of acquisition residential households consumption or gas volume etc., thus Avoid manually visiting the cumbersome work of meter reading.In another example in environment measuring, water pollution warning or landslide monitoring etc..M2M Network can be various cable networks, such as Internet or Intranet, be also possible to various wireless networks, such as GSM (Global System of Mobile communication, global system for mobile communications), CDMA(Code Division Multiple Access, CDMA), UMTS(Universal MobileTelecommunications System, it is general Mobile communication system), LTE(Long Term Evolution, long term evolution) or WiMax(Worldwide Interoperability for Microwave Access, worldwide interoperability for microwave accesses) etc. cellular communications networks, or Zigbee or Wifi(Wireless Fidelity, Wireless Fidelity) etc. short distance communication networks.MTC server is in monitoring The position of the heart for the data that each terminal of periodic harvest reports, and provides analysis result and triggering M2M terminal upgrade etc.. Additionally, there are other kinds of M2M network structure, as being communicated between the automobile and automobile of intelligent transportation, traffic accident it is tight The technologies such as anxious alarm or road surface instruction.

The data volume that M2M business has the characteristics that terminal quantity is more, transmits every time is small and certain periodicity is presented in business. For example, the M2M business of smart meter reading class Cellular Networks a cell may up to 30000 terminals, the number reported every time According to packet size less than 50 bytes, meanwhile, service period characteristic is obvious, and terminal can per hour, daily, weekly or monthly report one Secondary data.

Existing network design is usually to be directed to H2H(Human to Human, Human To Human) communication business.For example, bee Interpersonal voice telephone service or file transmission etc. in nest communication network.But exist for the network of H2H communication scheme Can exist when in face of M2M business a large amount of insufficient.For example, in order to transmit data packet of the M2M business less than 50 bytes, UE needs to divide Zhi Hang following multiple steps: to network side initiate RRC (Radio Resource Control, RRC) connection establish request and Service request establishes SRB(Signaling Radio Bearer, Signaling Radio Bearer) and DRB(Data Radio Bearer, Data Radio Bearer), it receives the RRC connection reconfiguration that network side is sent and sets message, processing RRC connection reconfiguration is set, sent out to network side It send RRC connection reconfiguration to set and completes message, send business to network side and complete message etc..Therefore, M2M industry is realized using the prior art The network signal interaction times of business are more, cause network transmission efficiency low.In another example in order to increase concurrency UE while send request Message (send RRC connection to network side simultaneously and establish request and service request) causes the network coverage to die down, access failure Probability increases, and may enable UE that can not access network under extreme case, if therefore network coverage situation and network work and Certain compromise done on line mode guarantee while effectively meeting network utilization efficiency the covering situation of network.

Summary of the invention

The embodiment of the present invention provides a kind of carrying establishing method and equipment, can be improved the success rate that carrying is established.

In a first aspect, a kind of carrying establishing method is provided, this method comprises: mixed messaging is sent to base station, it is described mixed Closing message includes radio resource control RRC connection request and service request；If media access control MAC layer contention resolved clock Time-out and the first count value are less than the maximum retransmission of the mixed messaging, then send the mixing to the base station again and disappear Breath；If media access control MAC layer contention resolved clock is overtime and the first count value is greater than or equal to the mixed messaging Maximum retransmission, then send common message to the base station, and the common message includes the RRC connection request and do not include The service request, first count value are the number for sending the mixed messaging to the base station.

With reference to first aspect, in the first possible implementation, specific implementation can be with are as follows:

If MAC layer contention resolved clock time-out and the second count value are less than the maximum retransmission of the common message, Then the common message is sent to the base station again；Wherein, second count value is described general to base station transmission The number of logical message or second count value are the maximum retransmission of the mixed messaging plus to base station hair The maximum re-transmission time for sending the maximum retransmission of the number of the common message and the mixed messaging to be less than the common message Number.

With reference to first aspect or the first possible implementation of first aspect, in second of possible implementation In, it is described send mixed messaging to base station before, specific implementation can be with are as follows:

Determine the maximum retransmission of the mixed messaging.

According to second of possible implementation of first aspect, in the third possible implementation, the determination The maximum retransmission of the mixed messaging, specific implementation can be with are as follows:

Receive the maximum retransmission of the mixed messaging of the base station notice；Or

Preset the maximum retransmission of the mixed messaging.

With reference to first aspect or the first possible implementation of first aspect is to the third possible implementation, In 4th kind of possible implementation, specific implementation can be with are as follows:

The RRC connection request includes that Temporary Mobile Subscriber Identity with RRC connects the reason of establishing, wherein the RRC connects Connecing the reason of establishing includes machine-to-machine communication business.

The service request includes the parameter of secure authentication, the parameter of the secure authentication include agreement identification, security header, Key set identifier or verifying SMS code.

Second aspect provides a kind of carrying establishing method, this method comprises: mixed messaging is sent to base station, it is described mixed Closing message includes radio resource control RRC connection request and service request；The base station is received to be sent according to the mixed messaging Contention resolution message；It receives the mixing RRC connection that the base station is sent and establishes message, the mixing RRC establishes message and includes The configuration information of Signaling Radio Bearer, the configuration information of Data Radio Bearer and safe mode command.

In conjunction with second aspect, in the first possible implementation, specific implementation can be with are as follows:

Message, which is established, according to the mixing RRC connection establishes the Signaling Radio Bearer of user equipment (UE), Data Radio Bearer And safe mode；Mixing RRC connection setup complete message, the mixing RRC connection setup complete message are sent to the base station The business request information is not carried.

The third aspect provides a kind of carrying establishing method, disappears this method comprises: receiving the mixing that user equipment (UE) is sent Breath, the mixed messaging includes radio resource control RRC connection request and service request；According to the mixed messaging to the UE Contention resolution message is sent, and initial UE message is sent to mobile management entity MME according to the mixed messaging.According to described The initial UE context that MME is sent according to the initial UE message establishes the context and the UE that request message establishes the UE Radio access bearer；Mixing RRC connection is sent to the UE and establishes message, and it includes letter that message is established in the mixing RRC connection Enable the configuration information of radio bearer, the configuration information of Data Radio Bearer and safe mode command.

In conjunction with the third aspect, in the first possible implementation, specific implementation can be with are as follows:

Receive the mixing RRC connection setup complete message that the UE establishes message transmission according to the mixing RRC connection, institute It states mixing RRC connection setup complete message and does not carry the business request information；It is established according to the mixing RRC connection and completes to disappear It ceases to MME and sends initial UE context foundation completion message.

Fourth aspect provides a kind of user equipment, which includes: the first transmission unit, for sending out to base station Mixed messaging is sent, the mixed messaging includes radio resource control RRC connection request and service request；Second transmission unit is used It is retransmitted and if first count value overtime in media access control MAC layer contention resolved clock is less than the maximum of the mixed messaging Number then sends the mixed messaging to the base station again；If media access control MAC layer contention resolved clock time-out and First count value is greater than or equal to the maximum retransmission of the mixed messaging, then sends common message to the base station, described Common message includes the RRC connection request and does not include the service request, and first count value is to the base station Send the number of the mixed messaging.

In conjunction with fourth aspect, in the first possible implementation, second transmission unit is also used to:

In conjunction with the possible implementation of the first of fourth aspect or fourth aspect, in second of possible implementation In, the user equipment further include:

Determination unit, for determining the maximum retransmission of the mixed messaging.

According to second of possible implementation of fourth aspect, in the third possible implementation, the determination Unit is specifically used for:

Receive the maximum retransmission of the mixed messaging of the base station notice；Or preset the mixed messaging Maximum retransmission.

5th aspect, provides a kind of user equipment, which includes: transmission unit, mixed for sending to base station Message is closed, the mixed messaging includes radio resource control RRC connection request and service request；Receiving unit, for receiving State the contention resolution message that base station is sent according to the mixed messaging；It is built for receiving the mixing RRC connection that the base station is sent Vertical message, the mixing RRC establish message include the configuration information of Signaling Radio Bearer, Data Radio Bearer configuration information and Safe mode command.

In conjunction with the 5th aspect, in the first possible implementation, the user equipment further include:

Establish unit, for according to it is described mixing RRC connection establish message establish user equipment (UE) Signaling Radio Bearer, Data Radio Bearer and safe mode；The transmission unit is also used to: the base station Xiang Suoshu sends mixing RRC connection foundation and completes to disappear Breath, the mixing RRC connection setup complete message do not carry the business request information.

6th aspect, provides a kind of base station, which includes: receiving unit, for receiving user equipment (UE) transmission Mixed messaging, the mixed messaging include radio resource control RRC connection request and service request；Transmission unit is used for basis The mixed messaging sends contention resolution message to the UE, and is sent according to the mixed messaging to mobile management entity MME Initial UE message.Unit is established, the initial UE context foundation for sending according to the MME according to the initial UE message is asked Message is asked to establish the context of the UE and the radio access bearer of the UE；The transmission unit is also used to send to the UE Message is established in mixing RRC connection, the mixing RRC connection establish message include the configuration information of Signaling Radio Bearer, data without The configuration information and safe mode command of line carrying.

In conjunction with the 6th aspect, in the first possible implementation, the receiving unit is also used to:

Receive the mixing RRC connection setup complete message that the UE establishes message transmission according to the mixing RRC connection, institute It states mixing RRC connection setup complete message and does not carry the business request information；The transmission unit is also used to: according to described mixed It closes RRC connection setup complete message and sends initial UE context foundation completion message to MME.

In the embodiment of the present invention, user equipment sends mixed messaging to base station, not only includes RRC connection in mixed messaging Request and service request, when media access control MAC layer contention resolved clock time-out and time to base station transmission mixed messaging When number is greater than or equal to the maximum retransmission of mixed messaging, common message is sent to base station, which includes RRC connection It requests and does not include service request.Therefore, it can be return back to serial operation mode when UE parallel operational mode fails, in this way, Effectively guarantee the compatibility with parallel work-flow and serial operation, can be improved the success rate that carrying is established.

Detailed description of the invention

In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be in embodiment or description of the prior art Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the invention Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is the flow chart of the carrying establishing method of one embodiment of the invention.

Fig. 2 is the schematic flow chart of the process of the carrying establishing method of one embodiment of the invention

Fig. 3 is the flow chart of the carrying establishing method of one embodiment of the invention.

Fig. 4 is the flow chart of the carrying establishing method of another embodiment of the present invention.

Fig. 5 is the schematic flow chart of the process of the carrying establishing method of another embodiment of the present invention.

Fig. 6 is the structural block diagram of the user equipment of one embodiment of the invention.

Fig. 7 is the structural block diagram of the user equipment of one embodiment of the invention.

Fig. 8 is the structural block diagram of the base station of another embodiment of the present invention.

Fig. 9 is the block diagram of the equipment of one embodiment of the invention

Figure 10 is the structural block diagram of the user equipment of one embodiment of the invention.

Figure 11 is the structural block diagram of the user equipment of one embodiment of the invention.

Figure 12 is the structural block diagram of the base station of another embodiment of the present invention.

Specific embodiment

Technical solution of the present invention can be applied to various communication systems, such as: global system for mobile communications (GSM, Global System of Mobile communication), CDMA (CDMA, CodeDivision Multiple Access) system, wideband code division multiple access (WCDMA, Wideband CodeDivision Multiple Access Wireless), UMTS (Universal MobileTelecommunications System, Universal Mobile Communication System), General Packet Radio Service (GPRS, General Packet Radio Service), long term evolution (LTE, Long Term Evolution) etc..

User equipment (UE, User Equipment), also referred to as mobile terminal (MobileTerminal), mobile use Family equipment etc. can be wired or wireless communication terminal device.For example, can through wireless access network (for example, RAN, Radio Access Network) it is communicated with one or more core nets.User equipment can be mobile terminal, such as mobile Phone (or be " honeycomb " phone) and computer with mobile terminal, for example, it may be portable, pocket, hand-held, Built-in computer or vehicle-mounted mobile device, they exchange language and/or data with wireless access network.

Base station can be the base station (BTS, Base Transceiver Station) in GSM or CDMA, be also possible to Base station (NodeB) in WCDMA can also be evolved base station (eNB or e-NodeB, evolutional Node in LTE B), the present invention to this and is not construed as limiting.

For convenience, following embodiments are illustrated by taking LTE system as an example.It should be understood that the embodiment of the present invention is not It is limited to this, can is other mobile communication system except LTE system.

Fig. 1 is the flow chart of the carrying establishing method of one embodiment of the invention.The method of Fig. 1 is executed by UE.

101, mixed messaging is sent to base station, mixed messaging includes RRC connection request and service request.

102, if media access control MAC layer contention resolved clock is overtime and the first count value is less than mixed messaging most Big number of retransmissions then sends mixed messaging to base station again.

103, if MAC layer contention resolved clock is overtime and the first count value is greater than or equal to the maximum of mixed messaging and retransmits Number, then send common message to base station, and common message includes RRC connection request and do not include service request, the first count value For the number for sending mixed messaging to base station.

Wherein, RRC(Radio Resource Control, wireless heterogeneous networks) connection request includes TMSI The reason of (Temporary Mobile SubscriberIdentity, Temporary Mobile Subscriber Identity), RRC connection are established.TMSI For uniquely identifying UE in core net, such as System Architecture Evolution-Temporary Mobile Subscriber Identity S-TMSI.What RRC connection was established Reason is for indicating that UE initiates the reason of RRC connection is established.For example, response calling or initiation caller etc..Optionally, M2M business It can also be used as the reason of RRC connection is established.Service request (Service Request) is a NAS(Non-Access Stratum, non-access layer information), the parameter of secure authentication is carried out including UE for identification and to UE.For example, agreement identifies, peace Full head, KSI(Key Set Identifier, key set identifier) or verifying SMS code etc..It should be understood that the embodiment of the present invention pair This is not limited.

Optionally, as one embodiment, RRC connection request can also include the PLMN(Public Land of UE selection Mobile Network, public land mobile network), specifically, in the case where access net is shared by multiple PLMN, RRC connects The PLMN that request includes UE selection is met, to indicate UE works in which PLMN.

Optionally, as another embodiment, before step 101, UE can determine the maximum re-transmission time of mixed messaging Number.For example, UE can preset the maximum retransmission of mixed messaging.Alternatively, the mixing that UE can receive base station notice disappears The maximum retransmission of breath.The embodiment of the present invention be should be understood that for the method for determination of the maximum retransmission of mixed messaging and mixed The maximum retransmission value for closing message does not limit.

Optionally, as another embodiment, after step 103, if MAC layer contention resolved clock time-out and second Count value is less than the maximum retransmission of common message, then sends common message to base station again.Wherein, the second count value is The number of common message is sent to base station or the second count value is the maximum retransmission of mixed messaging plus to base station hair The maximum retransmission for sending the maximum retransmission of the number of common message and mixed messaging to be less than common message.

By taking LTE system as an example, mixed messaging is the message 3 of parallel operational mode in LTE system loading establishing process (Msg3), referred to as " mixing Msg3 ", i.e. mixing Msg3 includes RRC connection request and service request；Common message is that LTE system is held The Msg3 of serial operation mode in establishment process is carried, referred to as " common Msg3 ", i.e. common message includes RRC connection request and do not wrap Include service request.Assuming that the maximum retransmission of mixing Msg3 is maxHARQ-HybridMsg3Tx, the maximum weight of common Msg3 Biography number is maxHARQ-Msg3Tx.If MAC layer contention resolved clock time-out, UE have sent the number of mixing Msg3 to base station For maxHARQ-HybridMsg3Tx, then UE sends common Msg3 to base station.In an implementation mode, it is sent to base station common Msg3 simultaneously resets the count value of number of retransmissions, referred to as " separate transmission mode ".Under another implementation, sent to base station The count value of common Msg3 and number of retransmissions is not reset, i.e., the count value of current number of retransmissions is maxHARQ- HybridMsg3Tx, referred to as " mixed transmission modes ", the maxHARQ-HybridMsg3Tx under mixed transmission modes are less than maxHARQ-Msg3Tx。

Below with reference to the unrestricted embodiment of example detailed description carrying establishing method.

Fig. 2 is the schematic flow chart of the process of the carrying establishing method of one embodiment of the invention.For convenience, Following embodiments are illustrated by taking LTE system as an example.It should be understood that the embodiment of the present invention is not limited to this, can for LTE system it Outer other mobile communication system.

201, eNB notify the maximum retransmission of mixing Msg3 to UE.

For example, eNB can send the information of the maximum retransmission of mixing Msg3, the mixing by way of Web broadcast The maximum retransmission of Msg3 is maxHARQ-HybridMsg3Tx.It should be understood that the embodiment of the present invention is for eNB notice UE mixing The mode of the maximum retransmission of Msg3 does not limit.

202, UE send random access preamble to eNB.

For example, UE, when accessing network, selection one is sent to eNB from the candidate random access preamble that network provides.

203, eNB send random access preamble response to UE.

ENB returns to a random access response when detecting the random access preamble of UE, at this point, network side equipment can't Identification is the random access preamble which UE is sent.

204, UE send mixing Msg3 to eNB.

Mixing Msg3 includes radio resource control RRC connection request and service request.Wherein, RRC connection request includes S- TMSI connects the reason of establishing with RRC.S-TMSI is used to uniquely identify UE in core net.The reason of RRC connection is established is used for Indicate that UE initiates the reason of RRC connection is established.For example, response calling or initiation caller etc..Optionally, M2M business can also be made The reason of being established for RRC connection.Service request is a NAS, and the parameter of secure authentication is carried out including UE for identification and to UE. For example, agreement identification, security header, KSI or verifying SMS code etc..It should be understood that the embodiment of the present invention does not limit this.

For example, RRC connection request can also include the PLMN of UE selection, specifically, shared in access net by multiple PLMN In the case where, RRC connection request includes the PLMN of UE selection, to indicate UE works in which PLMN.

205, the maximum retransmission of MAC layer contention resolved clock time-out and the first count value less than mixing Msg3.

206, UE send mixing Msg3 to eNB again.

For example, the first count value can send the number of mixing Msg3 to eNB for UE.When MAC layer contention resolved clock When overtime and the first count value is less than maxHARQ-HybridMsg3Tx, UE executes step 206.

207, the maximum re-transmission time of MAC layer contention resolved clock time-out and the first count value equal to or more than mixing Msg3 Number.

208, UE send common Msg3 to eNB.

For example, when MAC layer contention resolved clock is overtime and the first count value is greater than or equal to maxHARQ-HybridMsg3T When, UE sends common Msg3 to eNB.In an implementation mode, UE can execute separate transmission mode, i.e., send to eNB general Logical Msg3 simultaneously resets the count value of number of retransmissions.Under another implementation, UE can execute mixed transmission modes, i.e., to ENB sends common Msg3 and the count value of number of retransmissions is not reset, under mixed transmission modes, maxHARQ-HybridMsg3Tx Maximum retransmission maxHARQ-Msg3Tx less than common Msg3.

In the embodiment of the present invention, UE to eNB send mixing Msg3, mixing Msg3 in not only include RRC connection request and Service request sends the number for mixing Msg3 when MAC layer contention resolved clock time-out and to eNB more than or equal to mixing Msg3 Maximum retransmission when, send common Msg3 to eNB, which includes RRC connection request and do not include service request. Therefore, when UE parallel operational mode fail when can return back to serial operation mode, in this way, effectively guarantee with parallel work-flow and The compatibility of serial operation can be improved the success rate that carrying is established.

Fig. 3 is the flow chart of the carrying establishing method of one embodiment of the invention.The method of Fig. 3 is executed by UE.

301, mixed messaging is sent to base station, mixed messaging includes RRC connection request and service request.

302, receive the contention resolution message (ContentionResolution) that base station is sent according to mixed messaging.

303, it receives the mixing RRC connection that base station is sent and establishes message, it includes Signaling Radio Bearer that mixing RRC, which establishes message, Configuration information, Data Radio Bearer configuration information and safe mode command.

Wherein, RRC connection request includes the reason of TMSI, RRC connection are established.TMSI in core net for uniquely identifying UE, such as S-TMSI.The reason of RRC connection is established is for indicating that UE initiates the reason of RRC connection is established.For example, response calling or Initiate caller etc..Optionally, M2M business can also be used as the reason of RRC connection is established.Service request is a NAS, including with Carry out in identification UE and to UE the parameter of secure authentication.For example, agreement identification, security header, KSI or verifying SMS code etc..It answers Understand, the embodiment of the present invention does not limit this.

User equipment of the embodiment of the present invention to base station send mixed messaging, in mixed messaging include RRC connection request and Service request receives the mixing RRC connection that base station is sent and establishes message, and it includes that signaling is wirelessly held that mixing RRC, which establishes message not only, The configuration information of load and the configuration information of Data Radio Bearer, further include safe mode command, to be established according to mixing RRC connection Message establishes Signaling Radio Bearer, Data Radio Bearer and safe mode.Parallel operational mode is converted by serial operation mode, Therefore, the RRC connection reconfiguration that UE is not necessarily to receive base station transmission sets message, and processing RRC connection reconfiguration, which sets and sends RRC to base station, to be connected It connects to reconfigure and completes message etc., to reduce signalling, improve efficiency of transmission.

Optionally, as one embodiment, in step 301, if MAC layer contention resolved clock time-out and Xiang Jizhan The number for sending mixed messaging is less than the maximum retransmission of mixed messaging, then sends mixed messaging to base station again.

Optionally, as another embodiment, before step 301, UE can determine the maximum re-transmission time of mixed messaging Number.For example, UE can preset the maximum retransmission of mixed messaging.Alternatively, the mixing that UE can receive base station notice disappears The maximum retransmission of breath.The embodiment of the present invention be should be understood that for the method for determination of the maximum retransmission of mixed messaging and mixed The maximum retransmission value for closing message does not limit.

Optionally, as another embodiment, after step 303, UE can establish message according to mixing RRC connection and build Signaling Radio Bearer, Data Radio Bearer and the safe mode of vertical user equipment (UE)；Mixing RRC connection is sent to base station to have established At message, mixing RRC connection setup complete message does not carry business request information.

The unrestricted embodiment of the example detailed description carrying establishing method of Fig. 5 will be combined further below.

Fig. 4 is the flow chart of the carrying establishing method of another embodiment of the present invention.The method of Fig. 4 is executed by base station, and And it is corresponding with the method for Fig. 3, therefore will the appropriate embodiment repetitive description omitted with Fig. 3.

401, the mixed messaging that user equipment (UE) is sent is received, mixed messaging includes radio resource control RRC connection request And service request.

402, contention resolution message is sent to UE according to mixed messaging, and according to mixed messaging to mobile management entity MME Send initial UE message.

403, the initial UE context sent according to MME according to initial UE message establishes the context that request message establishes UE With the radio access bearer of UE.

404, mixing RRC connection is sent to UE and establishes message, and it includes Signaling Radio Bearer that message is established in mixing RRC connection Configuration information, the configuration information of Data Radio Bearer and safe mode command.

In step 402, base station is not triggered RRC connection foundation immediately and is sent just to MME after receiving mixed messaging Beginning UE message.Also, base station sends contention resolution message to UE, is conflicted with eliminating UE and sending to compete caused by mixed messaging.It answers Understand, the embodiment of the present invention sends contention resolution message to UE for base station and sends the sequence of initial UE message not to MME It limits.

Base station of the embodiment of the present invention receives the mixed messaging that UE is sent, which includes RRC connection request and business Request, is established in the initial UE message sent according to MME after the context of UE and the radio access bearer of UE, is sent to UE mixed It closes RRC connection and establishes message, it includes the configuration information of Signaling Radio Bearer, Data Radio Bearer that message is established in mixing RRC connection Configuration information and safe mode command.Parallel operational mode is converted by serial operation mode, in this way, base station is not necessarily to send out to UE It send RRC connection reconfiguration to set message and sets completion message etc. without receiving the RRC connection reconfiguration that UE is sent, to reduce signaling biography It is defeated, improve efficiency of transmission.

Optionally, as one embodiment, in step 404, by taking LTE system as an example, base station can send to UE and mix Message is established in RRC connection, and mixing RRC connection establishes message and carries the configuration information of SRB1, the configuration information of SRB2, DRB Configuration information and safe mode command.

Optionally, as another embodiment, after step 404, base station can receive UE and be connected according to above-mentioned mixing RRC The mixing RRC connection setup complete message for establishing message transmission is connect, since mixed messaging has included service request, in the mixing Business request information is not carried in RRC connection setup complete message.Further, according to mixing RRC connection setup complete message Initial UE context, which is sent, to MME establishes completion message.

Optionally, as another embodiment, before step 401, base station can notify the maximum of mixed messaging to UE Number of retransmissions.For example, base station can send the information of the maximum retransmission of mixed messaging with the forms of broadcasting.

Below with reference to the unrestricted embodiment of the example detailed description carrying establishing method of Fig. 5.

Fig. 5 is the schematic flow chart of the process of the carrying establishing method of another embodiment of the present invention.For the side of description Just, following embodiments are illustrated by taking LTE system as an example.It should be understood that the embodiment of the present invention is not limited to this, it can be LTE system Other mobile communication system except system.

501, eNB notify the maximum retransmission of mixing Msg3 to UE.

502, UE send random access preamble to eNB.

503, eNB send random access preamble response to UE.

504, UE send mixing Msg3 to eNB.

505, eNB send contention resolution message to UE.

506, eNB send initial UE message to MME.

For example, eNB is after step 504 receives mixing Msg3 not immediately for UE establishes SRB1 and sends to MME initial UE message.Also, eNB sends contention resolution message to UE, is conflicted with eliminating UE and sending to compete caused by mixing Msg3.Ying Li Solution, the embodiment of the present invention send contention resolution message to UE for eNB and send the sequence of initial UE message and unlimited to MME It is fixed.

507, MME, which send initial UE context to eNB, establishes request message.

For example, the initial UE context that eNB is received according to 507 steps establishes the context and E- that request message establishes UE RAB(E-UTRAN(Evolved Universal Terrestrial Radio AccessNetwork) Radio Access Bearer, the universal land radio access web radio access bearer of evolution).

508, eNB, which send mixing RRC connection to UE, establishes message.

For example, signalling is established in triggering RRC connection after eNB obtains UE context information.UE is received mixed according to step 508 It closes RRC connection and establishes SRB1, SRB2, DRB and safe mode that message establishes UE.

509, UE send mixing RRC connection setup complete message to eNB.

Since mixing Msg3 has included service request, business is not carried in mixing RRC connection setup complete message and is asked Seek message.Therefore, the RRC connection reconfiguration that UE is not necessarily to receive eNB transmission sets message, and processing RRC connection reconfiguration is set and sent to eNB RRC connection reconfiguration, which is set, completes message etc., to reduce signalling, improves efficiency of transmission.

510, eNB, which send initial UE context to MME, establishes completion message.

511, UE send upstream data to eNB.

UE of the embodiment of the present invention sends mixed messaging to eNB, includes that RRC connection request and business are asked in mixed messaging It asks.ENB is established after the context of UE and the radio access bearer of UE, is sent mixing RRC connection to UE and is established message, mixes It includes the configuration information of Signaling Radio Bearer and the configuration information of Data Radio Bearer that RRC, which establishes message not only, further includes safety Mode command.UE establishes message according to mixing RRC connection and establishes Signaling Radio Bearer, Data Radio Bearer and safe mode.It will Serial operation mode is converted into parallel operational mode, and therefore, the RRC connection reconfiguration that UE is not necessarily to receive eNB transmission sets message, handles RRC connection reconfiguration, which sets and sends RRC connection reconfiguration to eNB, sets completion message etc., to reduce signalling, improves transmission effect Rate.

Fig. 6 is the structural block diagram of the user equipment of one embodiment of the invention.The user equipment 600 of Fig. 6 includes the first hair Send unit 601 and the second transmission unit 602.

First transmission unit 601, for sending mixed messaging to base station, mixed messaging includes RRC connection request and business Request.

Second transmission unit 602, and if first count value overtime for MAC layer contention resolved clock is less than mixed messaging Maximum retransmission, then again to base station send mixed messaging；If MAC layer contention resolved clock time-out and the first count value More than or equal to the maximum retransmission of mixed messaging, then common message is sent to base station, common message includes RRC connection request And do not include service request, the first count value is the number for having sent mixed messaging to base station.

Wherein, RRC connection request includes the reason of TMSI, RRC connection are established.TMSI in core net for uniquely identifying UE, such as System Architecture Evolution-Temporary Mobile Subscriber Identity S-TMSI.The reason of RRC connection is established connects for indicating that UE initiates RRC Connect the reason of establishing.For example, response calling or initiation caller etc..Optionally, M2M business can also be used as RRC connection foundation Reason.Service request is a NAS, and the parameter of secure authentication is carried out including UE for identification and to UE.For example, agreement identification, Security header, KSI or verifying SMS code etc..It should be understood that the embodiment of the present invention does not limit this.

User equipment 600 can realize each step of user equipment involved in method of the Fig. 1 to Fig. 2, to avoid repeating, no It is described in detail again.

Optionally, as one embodiment, RRC connection request can also include that the PLMN of UE selection is specifically being accessed In the case that net is shared by multiple PLMN, RRC connection request includes the PLMN of UE selection, to indicate UE works in which PLMN.

Optionally, as another embodiment, the second transmission unit 602 is also used to: if MAC layer contention resolved clock is super When and the second count value be less than common message maximum retransmission, then again to base station send common message.Wherein, the second meter It is the maximum retransmission of mixed messaging plus that numerical value, which is to the number of base station transmission common message or the second count value, The maximum retransmission of the number from common message to base station and mixed messaging that send is less than the maximum retransmission of common message.

Optionally, as another embodiment, user equipment 600 further includes determination unit 603, and determination unit 603 is used for Determine the maximum retransmission of mixed messaging.Further, it is determined that unit 603 is specifically used for: the mixing for receiving base station notice disappears The maximum retransmission of breath；Or it is used for: presets the maximum retransmission of mixed messaging.It should be understood that the embodiment of the present invention The maximum retransmission value of method of determination and mixed messaging for the maximum retransmission of mixed messaging does not limit.

Fig. 7 is the structural block diagram of the user equipment of one embodiment of the invention.The user equipment 600 of Fig. 7 includes sending list Member 701 and receiving unit 702.

Transmission unit 701, for sending mixed messaging to base station, mixed messaging includes RRC connection request and service request.

Receiving unit 702, the contention resolution message sent for receiving base station according to mixed messaging；For receiving base station hair Message is established in the mixing RRC connection sent, and it includes that the configuration information of Signaling Radio Bearer, data are wirelessly held that mixing RRC, which establishes message, The configuration information and safe mode command of load.

User equipment 700 can realize each step of user equipment involved in method of the Fig. 3 to Fig. 5, to avoid repeating, no It is described in detail again.

Optionally, as one embodiment, user equipment 700 further includes establishing unit 703, establishes unit 703 for root The Signaling Radio Bearer, Data Radio Bearer and safe mode that message establishes UE are established according to mixing RRC connection.Transmission unit 701 It is also used to: sending mixing RRC connection setup complete message to base station, mixing RRC connection setup complete message, which does not carry business, asks Seek message.

Fig. 8 is the structural block diagram of the base station of another embodiment of the present invention.The base station 800 of Fig. 8 include receiving unit 801, Transmission unit 802 and establish unit 803.

Receiving unit 801 is used to receive the mixed messaging of UE transmission, and mixed messaging includes that radio resource control RRC connection is asked Summation service request.

Transmission unit 802, for sending contention resolution message to UE according to the received mixed messaging of receiving unit 801, and Initial UE message is sent to mobile management entity MME according to mixed messaging.

Unit 803 is established, the initial UE context for sending according to MME according to initial UE message is established request message and built The context of vertical UE and the radio access bearer of UE.

Transmission unit 802, which is also used to send mixing RRC connection to UE, establishes message, and message package is established in mixing RRC connection Include the configuration information of Signaling Radio Bearer, the configuration information of Data Radio Bearer and safe mode command.

Base station 800 can realize that each step of base station involved in method of the Fig. 3 to Fig. 5 is no longer retouched in detail to avoid repeating It states.

Optionally, as one embodiment, receiving unit 801 is also used to: being received UE according to mixing RRC connection and is established message The mixing RRC connection setup complete message of transmission, mixing RRC connection setup complete message do not carry business request information.It sends Unit 802 is also used to: being sent initial UE context to MME according to mixing RRC connection setup complete message and is established completion message.

The embodiment of the present invention, which further provides, realizes the Installation practice of each step and method in above method embodiment.This Inventive embodiments can be applied to base station and user equipment in various communication systems.Fig. 9 shows a kind of embodiment of equipment, In the embodiment, equipment 900 includes transmitter 902, receiver 903, power controller 906, decoding processor 905, processor 906, memory 909 and antenna 901.Processor 906 controls the operation of equipment 900, and processor 906 can also be known as central processing Device CPU or processor.Memory 909 may include read-only memory and random access memory, and provide to processor 906 Instruction and data.The a part of of memory 909 can also include non-volatile row random access memory (NVRAM).Specifically answer In, equipment 900 can be embedded in or itself can be exactly the wireless telecom equipment of such as mobile phone etc, can also include The carrier of transmitter 902 and receiver 903 is accommodated, to allow to carry out data transmitting and reception between equipment 900 and remote location. Transmitter 902 and receiver 903 may be coupled to antenna 901.The various components of equipment 900 are coupled in by bus system 910 Together, wherein bus system 910 further includes power bus, control bus and status signal bus in addition in addition to including data/address bus. But for the sake of clear explanation, various buses are all designated as bus system 910 in figure.Equipment 900 can also include being used for It handles the processor 906 of signal, additionally include power controller 904, decoding processor 905.

The method that the embodiments of the present invention disclose can apply above-mentioned equipment 900, mainly be connect in other words by therein Device 903, transmitter 902 and processor 906 are received to realize.Processor 906 may be a kind of IC chip, with signal Processing capacity.During realization, each step of the above method can pass through the integrated logic circuit of the hardware in processor 906 Or the instruction of software form is completed.Method for executing announcement of the embodiment of the present invention, above-mentioned decoding processor can be General processor, digital signal processor (DSP), specific integrated circuit (ASIC), ready-made programmable gate array (FPGA) or Other programmable logic device, discrete gate or transistor logic, discrete hardware components.It may be implemented or execute this hair Disclosed each method, step and logic diagram in bright embodiment.General processor can be microprocessor or the processor It is also possible to any conventional processor, decoder etc..The step of method in conjunction with disclosed in the embodiment of the present invention, can be direct Be presented as that hardware decoding processor executes completion, or in decoding processor hardware and software module combination execute completion. Software module can be located at random access memory, flash memory, read-only memory, programmable read only memory or electrically erasable programmable In the storage medium of this fields such as memory, register maturation.The storage medium is located at memory 909, and decoding unit reading is deposited Information in reservoir 909, in conjunction with the step of its hardware completion above method.

Further, Figure 10 is the structural block diagram of the user equipment of one embodiment of the invention.The user equipment of Figure 10 1000 include memory 1001 and transmitter 1002.

Transmitter 1002, for sending the mixed messaging that memory 1001 stores to base station, mixed messaging includes RRC connection Request and service request.If being also used to MAC layer contention resolved clock time-out and the first count value being less than the maximum of mixed messaging Number of retransmissions then sends mixed messaging to base station again, if MAC layer contention resolved clock time-out and the first count value be greater than or Equal to the maximum retransmission of mixed messaging, then the common message that memory 1001 stores is sent to base station, common message includes RRC connection request and do not include service request, the first count value is the number for having sent mixed messaging to base station.

User equipment 1000 can realize each step of user equipment involved in method of the Fig. 1 to Fig. 2, to avoid repeating, It is not described in detail.

Optionally, as another embodiment, transmitter 1002 is also used to: if MAC layer contention resolved clock time-out and Second count value is less than the maximum retransmission of common message, then sends common message to base station again.Wherein, the second count value Maximum retransmission to send the number of common message to base station or the second count value is mixed messaging adds Xiang Ji Stand send common message number and mixed messaging maximum retransmission be less than common message maximum retransmission.

Optionally, as another embodiment, user equipment 1000 further includes processor 1003, and processor 1003 is for true Determine the maximum retransmission of mixed messaging.Further, processor 1003 is specifically used for: obtaining the mixed messaging of base station notice Maximum retransmission；Or it is used for: presets the maximum retransmission of mixed messaging.It should be understood that the embodiment of the present invention for The method of determination of the maximum retransmission of mixed messaging and the maximum retransmission value of mixed messaging do not limit.

Figure 11 is the structural block diagram of the user equipment of one embodiment of the invention.The user equipment 1100 of Figure 11 includes transmitting Device 1101 and receiver 1102.

Transmitter 1101, for sending mixed messaging to base station, mixed messaging includes RRC connection request and service request.

Receiver 1102, the contention resolution message sent for receiving base station according to mixed messaging；For receiving base station hair Message is established in the mixing RRC connection sent, and it includes that the configuration information of Signaling Radio Bearer, data are wirelessly held that mixing RRC, which establishes message, The configuration information and safe mode command of load.

User equipment 1100 can realize each step of user equipment involved in method of the Fig. 3 to Fig. 5, to avoid repeating, It is not described in detail.

Optionally, as one embodiment, user equipment 1100 further includes processor 1103, and processor 1103 is used for basis Signaling Radio Bearer, Data Radio Bearer and safe mode that message establishes UE are established in mixing RRC connection.Transmitter 1101 is also used In: mixing RRC connection setup complete message is sent to base station, mixing RRC connection setup complete message does not carry service request and disappears Breath.

Figure 12 is the structural block diagram of the base station of another embodiment of the present invention.The base station 800 of Fig. 8 include receiver 1201, Transmitter 1202 and processor 1203.

Receiver 1201 is used to receive the mixed messaging of UE transmission, and mixed messaging includes that radio resource control RRC connection is asked Summation service request.

Transmitter 1202, for sending contention resolution message, and root to UE according to the received mixed messaging of receiver 1201 Initial UE message is sent to mobile management entity MME according to mixed messaging.

Processor 1203, the initial UE context for being sent according to MME according to initial UE message are established request message and are built The context of vertical UE and the radio access bearer of UE.

Transmitter 1202, which is also used to send mixing RRC connection to UE, establishes message, and mixing RRC connection establishes message and includes The configuration information of Signaling Radio Bearer, the configuration information of Data Radio Bearer and safe mode command.

Base station 1200 can realize each step of base station involved in method of the Fig. 3 to Fig. 5, to avoid repeating, no longer in detail Description.

Optionally, as one embodiment, receiver 1201 is also used to: being received UE according to mixing RRC connection and is established message The mixing RRC connection setup complete message of transmission, mixing RRC connection setup complete message do not carry business request information.Transmitting Device 1202 is also used to: being sent initial UE context to MME according to mixing RRC connection setup complete message and is established completion message.

Communication system according to an embodiment of the present invention may include above-mentioned user equipment 700/1100 or above-mentioned base station 800/ 1200。

Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed The scope of the present invention.

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.

In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit It closes or communicates to connect, can be electrical property, mechanical or other forms.

The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme 's.

It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that each unit physically exists alone, can also be integrated in one unit with two or more units.

It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. a kind of carrying establishing method of Machine To Machine M2M characterized by comprising

Mixed messaging is sent to base station, the mixed messaging includes radio resource control RRC connection request and service request, described RRC connection request includes that Temporary Mobile Subscriber Identity with RRC connects the reason of establishing, wherein the reason of RRC connection is established Including machine-to-machine communication business；

If media access control MAC layer contention resolved clock time-out and the first count value are less than the maximum weight of the mixed messaging Number is passed, then sends the mixed messaging to the base station again；

If MAC layer contention resolved clock time-out and the first count value are greater than or equal to the maximum re-transmission time of the mixed messaging Number, then send common message to the base station, and the common message includes the RRC connection request and do not include that the business is asked It asks, first count value is the number for sending the mixed messaging to the base station.

2. the method as described in claim 1, the method also includes:

If MAC layer contention resolved clock time-out and the second count value are less than the maximum retransmission of the common message, weigh Newly the common message is sent to the base station；

Wherein, second count value be to the base station send the common message number or it is described second count Value is the maximum retransmission of the mixed messaging plus sending the number of the common message and described mixed to the base station The maximum retransmission for closing message is less than the maximum retransmission of the common message.

3. it is method according to claim 1 or 2, before the mixed messaging to base station transmission, the method also includes:

Determine the maximum retransmission of the mixed messaging.

4. method as claimed in claim 3, the maximum retransmission of the determination mixed messaging, comprising:

Preset the maximum retransmission of the mixed messaging.

5. method according to claim 1 or 2, the service request includes the parameter of secure authentication, the secure authentication Parameter includes agreement identification, security header, key set identifier or verifying SMS code.

6. a kind of carrying establishing method of Machine To Machine M2M characterized by comprising

Receive the contention resolution message that the base station is sent according to the mixed messaging；

It receives the mixing RRC connection that the base station is sent and establishes message, it includes that signaling is wireless that message is established in the mixing RRC connection The configuration information of carrying, the configuration information of Data Radio Bearer and safe mode command；

Message is established according to the mixing RRC connection, establishes Signaling Radio Bearer, Data Radio Bearer and safe mode.

7. method as claimed in claim 6, the method also includes:

Mixing RRC connection setup complete message is sent to the base station, the mixing RRC connection setup complete message does not carry industry Business request message.

8. a kind of carrying establishing method of Machine To Machine M2M characterized by comprising

The mixed messaging that user equipment (UE) is sent is received, the mixed messaging includes radio resource control RRC connection request and industry Business request, the RRC connection request include that Temporary Mobile Subscriber Identity with RRC connect the reason of establishing, wherein the RRC company Connecing the reason of establishing includes machine-to-machine communication business；

Contention resolution message is sent to the UE according to the mixed messaging, and according to the mixed messaging to mobile management entity MME sends initial UE message；

The initial UE context sent according to the MME according to the initial UE message establishes request message, establishes the UE's The radio access bearer of context and the UE；

Mixing RRC connection is sent to the UE and establishes message, and it includes Signaling Radio Bearer that message is established in the mixing RRC connection Configuration information, the configuration information of Data Radio Bearer and safe mode command, in order to which the UE is according to the mixing RRC connection Message is established, Signaling Radio Bearer, Data Radio Bearer and safe mode are established.

9. method according to claim 8, the method also includes:

The mixing RRC connection setup complete message that the UE establishes message transmission according to the mixing RRC connection is received, it is described mixed It closes RRC connection setup complete message and does not carry business request information；

Initial UE context, which is sent, to MME according to the mixing RRC connection setup complete message establishes completion message.

10. a kind of user equipment characterized by comprising

First transmission unit, for sending mixed messaging to base station, the mixed messaging includes that radio resource control RRC connection is asked It sums service request, the RRC connection request includes that Temporary Mobile Subscriber Identity with RRC connects the reason of establishing, wherein described The reason of RRC connection is established includes machine-to-machine communication business；

Second transmission unit, and if first count value overtime for media access control MAC layer contention resolved clock is less than institute The maximum retransmission of mixed messaging is stated, then sends the mixed messaging to the base station again；If when MAC layer contention resolved Clock time-out and the first count value are greater than or equal to the maximum retransmission of the mixed messaging, then send to the base station and commonly disappear Breath, the common message include the RRC connection request and do not include the service request, and first count value is to institute State the number that base station sends the mixed messaging.

11. user equipment as claimed in claim 10, second transmission unit is also used to:

12. user equipment as described in claim 10 or 11, which is characterized in that the user equipment further include:

13. user equipment as claimed in claim 12, the determination unit is specifically used for:

Preset the maximum retransmission of the mixed messaging.

14. a kind of user equipment characterized by comprising

Transmission unit, for base station send mixed messaging, the mixed messaging include radio resource control RRC connection request and Service request, the RRC connection request include that Temporary Mobile Subscriber Identity with RRC connects the reason of establishing, wherein the RRC The reason of connection is established includes machine-to-machine communication business；

Receiving unit, the contention resolution message sent for receiving the base station according to the mixed messaging；It is described for receiving Message is established in the mixing RRC connection that base station is sent, and it includes Signaling Radio Bearer with confidence that message is established in the mixing RRC connection Breath, the configuration information of Data Radio Bearer and safe mode command；

Unit is established, establishes the Signaling Radio Bearer of user equipment (UE), data for establishing message according to the mixing RRC connection Radio bearer and safe mode.

15. user equipment as claimed in claim 14, the transmission unit is also used to: the base station Xiang Suoshu sends mixing RRC and connects It connects foundation and completes message, the mixing RRC connection setup complete message does not carry business request information.

16. a kind of base station characterized by comprising

Receiving unit, for receiving the mixed messaging of user equipment (UE) transmission, the mixed messaging includes radio resource control RRC Connection request and service request, the RRC connection request include that Temporary Mobile Subscriber Identity with RRC connects the reason of establishing, In, the reason of RRC connection is established includes machine-to-machine communication business；

Transmission unit, for sending contention resolution message to the UE according to the received mixed messaging of the receiving unit, And initial UE message is sent to mobile management entity MME according to the mixed messaging；

Unit is established, the initial UE context for being sent according to the MME according to the initial UE message establishes request message, Establish the context of the UE and the radio access bearer of the UE；

The transmission unit, which is also used to send mixing RRC connection to the UE, establishes message, and message is established in the mixing RRC connection The configuration information and safe mode command of configuration information, Data Radio Bearer including Signaling Radio Bearer, in order to the UE Message is established according to the mixing RRC connection, establishes Signaling Radio Bearer, Data Radio Bearer and safe mode.

17. base station as claimed in claim 16, the receiving unit is also used to:

The transmission unit is also used to: being sent initial UE context to MME according to the mixing RRC connection setup complete message and is built It is vertical to complete message.