WO2016061735A1 - Procédé d'accès à un réseau et appareil associé - Google Patents

Procédé d'accès à un réseau et appareil associé Download PDF

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Publication number
WO2016061735A1
WO2016061735A1 PCT/CN2014/088950 CN2014088950W WO2016061735A1 WO 2016061735 A1 WO2016061735 A1 WO 2016061735A1 CN 2014088950 W CN2014088950 W CN 2014088950W WO 2016061735 A1 WO2016061735 A1 WO 2016061735A1
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WIPO (PCT)
Prior art keywords
network element
configuration information
access network
rrc connection
message
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PCT/CN2014/088950
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English (en)
Chinese (zh)
Inventor
于映辉
马慧
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201480030843.4A priority Critical patent/CN105723794B/zh
Priority to PCT/CN2014/088950 priority patent/WO2016061735A1/fr
Publication of WO2016061735A1 publication Critical patent/WO2016061735A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method for accessing a network and related devices.
  • the network access scheme of the user equipment needs to establish an RRC (Radio Resource Control) connection between the UE and the access network after the random access procedure is triggered. Therefore, the UE is changed from the idle state to the data-transferable state, where the establishment of the RRC connection is initiated by the UE sending an RRC connection request message to the access network, and after the access network receives the RRC connection request message, the allocation of the radio resource and the establishment of the information are started.
  • the steps of carrying the bearer, establishing the user plane bearer, transmitting data, and releasing the bearer, etc., the entire network access process needs to implement a complete set of complex signaling procedures.
  • MTC Machine Type Communications
  • the embodiment of the invention provides a method for accessing a network and related devices, which can optimize the network access process without changing the core network, and improve the use efficiency of the wireless network resource.
  • a first aspect of the embodiment of the present invention provides an access network element, where the access network element includes:
  • a receiving unit configured to receive a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection;
  • a sending unit configured to reply, to the UE, a random access reply message according to the random access request message received by the receiving unit, where the random access reply message includes the access network element as Radio resource allocation information allocated by the UE;
  • a processing unit configured to establish an RRC connection with the radio resource configuration information in the random access reply message sent by the UE according to the sending unit;
  • the receiving unit is further configured to receive an RRC connection setup complete message sent by the UE.
  • the radio resource configuration information includes signaling radio bearer SRB configuration information
  • the processing unit is specifically configured to establish an SRB with the UE based on the SRB configuration information.
  • the SRB configuration information includes logical channel configuration information and a medium access control layer MAC. Any one or more of configuration information and physical layer PHY configuration information.
  • the RRC connection setup complete message carries service request information.
  • the processing unit is further configured to: after the receiving unit receives the RRC connection setup complete message sent by the UE, based on the service request information and the core network element in the RRC connection setup complete message received by the receiving unit establish connection.
  • the sending unit is further configured to: after the processing unit establishes a connection with the core network element based on the service request information in the RRC connection setup complete message received by the receiving unit, send an RRC connection reconfiguration message to the UE, where The RRC connection reconfiguration message carries data radio bearer DRB configuration information;
  • the processing unit is further configured to establish a DRB with the DRB configuration information in the RRC connection reconfiguration message sent by the UE according to the sending unit.
  • the radio resource configuration information further includes DRB configuration information
  • the sending unit is further configured to: after the processing unit establishes a connection with the core network element based on the service request information in the RRC connection setup complete message received by the receiving unit, the RRC connection reconfiguration message sent to the UE
  • the RRC connection reconfiguration message carries a DRB identifier, the DRB Establishing a correspondence between the identifier and the DRB configuration information;
  • the processing unit is further configured to establish, by the UE, the DRB according to the DRB configuration information corresponding to the DRB identifier in the RRC connection reconfiguration message sent by the sending unit.
  • the receiving unit is further configured to: after the processing unit and the UE establish a DRB based on the DRB configuration information, receive an indication message that is returned by the UE, where the indication message is used to indicate that the RRC connection reconfiguration is completed;
  • the indication message includes an RRC Connection Reconfiguration Complete message or a MAC signaling for indicating RRC connection reconfiguration completion.
  • the DRB configuration information includes bearer configuration information and logical channel configuration. Any one or more of MAC configuration information and PHY configuration information.
  • the sending unit is further configured to: before the sending unit sends an RRC connection reconfiguration message to the UE, the processing unit is based on the service request information and the core network in the RRC connection setup complete message received by the receiving unit. After the UE establishes the connection, sending a security mode instruction message to the UE, where the security mode instruction message carries security mode information;
  • the receiving unit is further configured to: after the receiving unit receives the indication message replied by the UE, receive a security mode complete message replied by the UE.
  • the RRC connection reconfiguration message also carries security mode information
  • the indication message also carries security mode reply information.
  • the random access request message further carries NAS security configuration information
  • the processing unit is further configured to: when the NAS security configuration is not changed, query the local service request information or generate a service request message according to the random access request message received by the receiving unit. interest;
  • the processing unit is further configured to establish a connection with the core network element based on the service request information that is queried or generated by the processing unit;
  • the radio resource configuration information includes SRB configuration information and DRB configuration information
  • the processing unit is specifically configured to establish an SRB with the UE based on the SRB configuration information and establish a DRB based on the DRB configuration information.
  • the NAS security configuration information includes a NAS indication, where the NAS indication is used for Indicates whether the NAS security configuration has changed.
  • the access network element and the UE When the original SRB configuration information of the previous access network is saved, the SRB configuration information includes an SRB indication, and the SRB indication is used to indicate that the original SRB before the UE is restored;
  • the processing unit is specifically configured to: restore, by the UE, the original SRB according to the SRB indication in the random access reply message sent by the sending unit.
  • the request information is used to A cause value indication indicating the cause of the RRC connection establishment.
  • a second aspect of the embodiments of the present invention provides a UE, where the UE includes:
  • a sending unit configured to send a random access request message to the access network element, where the random access request message carries request information for requesting to establish an RRC connection;
  • a receiving unit configured to receive a random access reply message that is sent by the access network element according to the random access request message sent by the sending unit, where the random access reply message includes the access network element as a Decoding the radio resource configuration information allocated by the UE;
  • a processing unit configured to establish an RRC connection with the radio resource configuration information in the random access reply message received by the receiving unit by the access network element;
  • the sending unit is further configured to send an RRC connection setup complete message to the access network element.
  • the radio resource configuration information includes signaling radio bearer SRB configuration information
  • the processing unit is specifically configured to establish an SRB with the access network element based on the SRB configuration information.
  • the SRB configuration information includes logical channel configuration information and a medium access control layer MAC. Any one or more of configuration information and physical layer PHY configuration information.
  • the RRC connection setup complete message carries service request information.
  • the receiving unit is further configured to: after the sending unit sends an RRC connection setup complete message to the access network element, receive an RRC connection reconfiguration message sent by the access network element, where the RRC connection reconfiguration message is sent Carrying data radio bearer DRB configuration information; the RRC connection reconfiguration message is sent after the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message sent by the sending unit;
  • the processing unit is further configured to establish, by the access network element, the DRB according to the DRB configuration information in the RRC connection reconfiguration message received by the receiving unit.
  • the radio resource configuration information further includes DRB configuration information;
  • the RRC connection setup complete message carries service request information;
  • the receiving unit is further configured to: after the sending unit sends an RRC connection setup complete message to the access network element, receive an RRC connection reconfiguration message sent by the access network element, where the RRC connection reconfiguration message is sent Carrying a DRB identifier, the DRB identifier and the DRB configuration information are associated with each other; the RRC connection reconfiguration message is based on the service in the RRC connection setup complete message sent by the access network element by the sending unit The request information is sent after establishing a connection with the core network element;
  • the processing unit is further configured to establish, by the access network element, the DRB according to the DRB configuration information corresponding to the DRB identifier in the RRC connection reconfiguration message received by the receiving unit.
  • the sending unit is further configured to: after the processing unit and the access network element establish a DRB based on the DRB configuration information, return an indication message to the access network element, where the indication message is used to refer to Indicates that the RRC connection reconfiguration is completed;
  • the indication message includes an RRC Connection Reconfiguration Complete message or a MAC signaling for indicating RRC connection reconfiguration completion.
  • the DRB configuration information includes bearer configuration information and logical channel configuration. Any one or more of MAC configuration information and PHY configuration information.
  • the receiving unit is further configured to: before the receiving unit receives the RRC connection reconfiguration message sent by the access network element, the access network element is based on the service in the RRC connection setup complete message sent by the sending unit. After the request information is connected to the core network element, the security mode command message sent by the access network element is received, and the security mode command message carries security mode information;
  • the sending unit is further configured to: after the sending unit returns an indication message to the access network element, return a security mode complete message to the access network element.
  • the RRC connection reconfiguration message also carries security mode information
  • the indication message also carries security mode reply information.
  • the random access request message further carries NAS security configuration information
  • the random access reply message is used by the access network element to query the local service request information or the generated service request information according to the random access request message, and establish a connection with the core network element based on the service request information. After sending;
  • the radio resource configuration information includes SRB configuration information and DRB configuration information
  • the processing unit is specifically configured to establish an SRB with the access network element based on the SRB configuration information and establish a DRB based on the DRB configuration information.
  • the NAS security configuration information includes a NAS indication, where the NAS indication is used for indication Whether the NAS security configuration has changed.
  • the UE and the access network element are saved.
  • the SRB configuration information includes an SRB indication, where the SRB indication is used to indicate that the original SRB before the UE is restored;
  • the processing unit is specifically configured to restore the original SRB based on the SRB indication with the access network element.
  • the request information includes A cause value indication indicating the cause of the RRC connection establishment.
  • a third aspect of the embodiments of the present invention provides a method for accessing a network, where the method includes:
  • the access network element replies to the UE with a random access reply message, where the random access reply message includes radio resource configuration information allocated by the access network element to the UE;
  • the access network element receives an RRC connection setup complete message sent by the UE.
  • the radio resource configuration information includes signaling radio bearer SRB configuration information.
  • Establishing an RRC connection between the access network element and the UE based on the radio resource configuration information includes:
  • the access network element and the UE establish an SRB based on the SRB configuration information.
  • the SRB configuration information includes logical channel configuration information and a medium access control layer MAC. Any one or more of configuration information and physical layer PHY configuration information.
  • the RRC connection setup complete message carries service request information.
  • the method further includes:
  • the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message.
  • the access network element After the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message, the access network element further includes:
  • the access network element sends an RRC connection reconfiguration message to the UE, where the RRC connection reconfiguration message carries data radio bearer DRB configuration information;
  • the access network element and the UE establish a DRB based on the DRB configuration information.
  • the radio resource configuration information further includes DRB configuration information
  • the method further includes:
  • RRC connection reconfiguration message sent by the access network element to the UE, where the RRC connection reconfiguration message carries a DRB identifier, and a correspondence between the DRB identifier and the DRB configuration information is established;
  • the access network element and the UE establish a DRB based on the DRB configuration information corresponding to the DRB identifier.
  • the access network element and the UE are based on the After the DRB configuration information is established, the DRB further includes:
  • the indication message includes an RRC Connection Reconfiguration Complete message or a MAC signaling for indicating RRC connection reconfiguration completion.
  • the DRB configuration information includes bearer configuration information and logical channel configuration. Any one or more of MAC configuration information and PHY configuration information.
  • the access network element Before the access network element sends an RRC connection reconfiguration message to the UE, the access network element further establishes a connection with the core network element based on the service request information in the RRC connection setup complete message.
  • the access network element sends a security mode instruction message to the UE, where the security mode instruction message carries security mode information;
  • the method further includes:
  • the access network element receives a security mode complete message replied by the UE.
  • the RRC connection reconfiguration message also carries security mode information
  • the indication message also carries security mode reply information.
  • the random access request message further carries NAS security configuration information
  • the method further includes:
  • the access network element queries the local service request information or generates the service request information according to the random access request message, and establishes a connection with the core network element based on the service request information.
  • the radio resource configuration information includes SRB configuration information and DRB configuration information
  • the access network element establishes an SRB with the UE based on the SRB configuration information, and establishes a DRB based on the DRB configuration information.
  • the NAS security configuration information includes a NAS indication, where the NAS indication is used for Indicates whether the NAS security configuration has changed.
  • the access network element and the UE When the original SRB configuration information of the previous access network is saved, the SRB configuration information includes an SRB indication, and the SRB indication is used to indicate that the original SRB before the UE is restored;
  • the establishing the SRB by the access network element and the UE based on the SRB configuration information includes:
  • the access network element and the UE restore the original SRB based on the SRB indication.
  • the request information includes A cause value indication indicating the cause of the RRC connection establishment.
  • a fourth aspect of the embodiments of the present invention provides a method for accessing a network, where the method includes:
  • the UE sends a random access request message to the access network element, where the random access request message carries request information for requesting to establish an RRC connection;
  • the UE sends an RRC Connection Setup Complete message to the access network element.
  • the radio resource configuration information includes signaling radio bearer SRB configuration information
  • Establishing an RRC connection between the UE and the access network element based on the radio resource configuration information includes:
  • the UE and the access network element establish an SRB based on the SRB configuration information.
  • the SRB configuration information includes logical channel configuration information and a medium access control layer MAC. Any one or more of configuration information and physical layer PHY configuration information.
  • the RRC connection setup complete message carries service request information
  • the method further includes:
  • an RRC connection reconfiguration message sent by the access network element where the RRC connection reconfiguration message carries data radio bearer DRB configuration information; the RRC connection reconfiguration message is based on an RRC connection of the access network element
  • the service request information in the establishment completion message is sent after establishing a connection with the core network element;
  • the UE and the access network element establish a DRB based on the DRB configuration information.
  • the radio resource configuration information further includes DRB configuration information;
  • the RRC connection setup complete message carries service request information;
  • the method further includes:
  • the RRC connection reconfiguration message carries a DRB identifier, and a correspondence between the DRB identifier and the DRB configuration information is established;
  • the RRC connection The reconfiguration message is sent after the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message;
  • the UE and the access network element establish a DRB based on the DRB configuration information corresponding to the DRB identifier.
  • the UE and the access network element are based on After the DRB configuration information is established, the DRB further includes:
  • the UE returns an indication message to the access network element, where the indication message is used to indicate that the RRC connection reconfiguration is completed.
  • the indication message includes an RRC Connection Reconfiguration Complete message or a MAC signaling for indicating RRC connection reconfiguration completion.
  • the DRB configuration information includes bearer configuration information and logical channel configuration. Any one or more of MAC configuration information and PHY configuration information.
  • the access network element Before the UE receives the RRC connection reconfiguration message sent by the access network element, the access network element further includes: after establishing the connection between the service request information in the RRC connection setup complete message and the core network element:
  • the method further includes:
  • the UE replies to the access network element with a security mode complete message.
  • the RRC connection reconfiguration message also carries security mode information
  • the indication message also carries security mode reply information.
  • the random access request message further carries NAS security configuration information
  • the random access reply message queries the local network service request information or generates service request information according to the random access request message, and is based on the service request.
  • the information is sent after establishing a connection with the core network element;
  • the radio resource configuration information includes SRB configuration information and DRB configuration information
  • the UE and the access network element establish an SRB based on the SRB configuration information and establish a DRB based on the DRB configuration information.
  • the NAS security configuration information includes a NAS indication, where the NAS indication is used for indicating Whether the NAS security configuration has changed.
  • the UE and the access network element are saved.
  • the SRB configuration information includes an SRB indication, where the SRB indication is used to indicate that the original SRB before the UE is restored;
  • the UE and the access network element restore the original SRB based on the SRB indication.
  • the request information includes A cause value indication indicating the cause of the RRC connection establishment.
  • a fifth aspect of the embodiments of the present invention provides a system for accessing a network, including:
  • An access network element configured to receive a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection; and replies to the UE with a random access reply message, where the random access
  • the incoming reply message includes radio resource configuration information allocated by the access network element to the UE; and the UE establishes an RRC connection based on the radio resource configuration information; and receives an RRC connection setup complete message sent by the UE.
  • the UE is configured to send the random access request message to the access network element, receive the random access reply message replied by the access network element, and the access network element is based on the wireless
  • the resource configuration information establishes an RRC connection; and sends the RRC connection setup complete message to the access network element.
  • the random access request message received by the access network element carries the request information for requesting to establish an RRC connection, and the access network element allocates the radio resource to the UE according to the request message, and The UE replies to the random access reply message including the radio resource configuration information, so that the UE can be configured according to the radio resource configuration information, establish an RRC connection with the access network element based on the radio resource configuration information, and after the RRC connection is completed, The RRC connection setup complete message is replied to the access network element.
  • the embodiment of the present invention can complete the allocation of the radio resource by the access network element in the random access procedure, and encapsulate the allocated radio resource configuration information in the random access reply message, so that the UE After the completion of the random access procedure, the RRC connection can be established directly with the access network element by using the radio resource configuration information, and the network access procedure can be optimized to solve the problem of excessive control plane overhead, thereby effectively improving the use efficiency of the wireless network resource.
  • the entire network access procedure only involves signaling optimization between the UE and the access network, and no modification to the core network is required.
  • FIG. 1 is a schematic diagram of an embodiment of a system for accessing a network according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of an embodiment of a method for accessing a network according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of another embodiment of a method for accessing a network according to an embodiment of the present disclosure
  • FIG. 4 is a schematic diagram of another embodiment of a method for accessing a network according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of another embodiment of a method for accessing a network according to an embodiment of the present disclosure
  • FIG. 6 is a schematic diagram of another embodiment of a method for accessing a network according to an embodiment of the present disclosure
  • FIG. 7 is a schematic diagram of another embodiment of a method for accessing a network according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic diagram of an embodiment of an access network element according to an embodiment of the present invention.
  • FIG. 9 is a schematic diagram of another embodiment of an access network element according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic diagram of another embodiment of an access network element according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic diagram of another embodiment of an access network element according to an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of an embodiment of a UE according to an embodiment of the present disclosure.
  • FIG. 13 is a schematic diagram of another embodiment of a UE according to an embodiment of the present disclosure.
  • FIG. 14 is a schematic diagram of another embodiment of a UE according to an embodiment of the present disclosure.
  • FIG. 15 is a schematic diagram of another embodiment of a UE according to an embodiment of the present invention.
  • the embodiment of the invention provides a method for accessing a network and related devices, which can optimize the network access process without changing the core network, and improve the use efficiency of the wireless network resource. The details are described below separately.
  • the technical solution of the present invention can be applied to various communication systems, such as: GSM (Global System for Mobile Communication), CDMA (Code Division Multiple Access), WCDMA, CDMA2000, WIMAX (Worldwide Interoperability for Microwave Access, global interoperability microwave access, wideband code division multiple access, GPRS (General Packet Radio Service), LTE (Long Term Evolution).
  • GSM Global System for Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Code Division Multiple Access
  • CDMA2000 Code Division Multiple Access 2000
  • WIMAX Worldwide Interoperability for Microwave Access
  • global interoperability microwave access global interoperability microwave access
  • wideband code division multiple access wideband code division multiple access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FIG. 1 it is a schematic structural diagram of a communication system according to the present invention, which includes a core network element 11 , an access network element 12 , and a UE 13 ; the core network element 11 can be connected and connected to the access network element 12 by wire.
  • the incoming network element 12 can be communicatively coupled to at least one UE 13 in a wireless manner.
  • the core network element 11 and the access network element 12 on the network side may be upper
  • the core network part and the access network part in the arbitrarily standard communication system such as GSM, CDMA, or LTE are not limited herein.
  • the core network is a WCDMA core network
  • the access network is a UTRAN (Universal Terrestrial Radio Access Network)
  • the UTRAN includes an RNC (Radio Network Controller) and a base station (NodeB).
  • the UE wherein the RNC controls the radio resources of the UTRAN, including completing connection establishment and disconnection, handover, macro division and merge, and radio resource management control.
  • the core network is an LTE core network, including an MME, an SAE GW, and the like
  • the access network includes an evolved base station (eNodeB) and a UE.
  • the eNodeB not only has the functions of the original NodeB, but also performs most of the functions of the original RNC, including the physical layer, the MAC layer, the RRC, the scheduling, the access control, the bearer control, and the access mobility management.
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • the UE 13 may be any device with a network connection function, such as a mobile phone supporting a network connection function, an MTC terminal, a television, a server, a wireless router, various other household appliances or office equipment, etc. Not listed here.
  • the access network element 12 is configured to receive a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection; and replies to the UE with random access.
  • a reply message the random access reply message includes radio resource configuration information allocated by the access network element to the UE; establishing an RRC connection with the UE based on the radio resource configuration information; and receiving an RRC sent by the UE Connection establishment complete message.
  • the UE is configured to send the random access request message to the access network element, receive the random access reply message replied by the access network element, and the access network element is based on the wireless
  • the resource configuration information establishes an RRC connection; and sends the RRC connection setup complete message to the access network element.
  • an embodiment of a method for accessing a network in an embodiment of the present invention includes:
  • the access network element receives a random access request message sent by the UE.
  • the UE may send a random access request message to the access network element on the resource indicated by the DCI (Downlink Control Information) for the resource to initiate the randomization. Access process.
  • the random access request message carries request information for requesting to establish an RRC connection.
  • the related parameters that carry the random access may refer to the existing related standards and the provisions in the subsequent related standards, and are not described in this embodiment.
  • the access network element returns a random access reply message to the UE.
  • the access network element After receiving the random access request message sent by the UE, the access network element responds to the random access request message and allocates a radio resource to the UE according to the request information, and encapsulates the radio resource configuration information corresponding to the allocated information in a random manner.
  • the random access reply message includes radio resource configuration information allocated by the access network element for the UE, in addition to the random access response information.
  • the access network element and the UE establish an RRC connection according to the radio resource configuration information.
  • the UE After the UE receives the random access reply message sent by the access network element, the UE randomly obtains the random access, and also acquires the radio resource configuration information allocated by the access network element for the UE. After the UE is configured according to the radio resource configuration information, the access network element and the UE establish an RRC connection based on the radio resource configuration information.
  • the access network element receives an RRC connection setup complete message sent by the UE.
  • the access network element After the access network element establishes an RRC connection with the UE based on the radio resource configuration information, the UE accesses the network, and sends an RRC connection setup complete message to the access network element.
  • the random access request message received by the access network element carries the request information for requesting to establish an RRC connection, and the access network element allocates the radio resource to the UE according to the request message, and The UE replies to the random access reply message including the radio resource configuration information, so that the UE can be configured according to the radio resource configuration information, establish an RRC connection with the access network element based on the radio resource configuration information, and after the RRC connection is completed, The RRC connection setup complete message is replied to the access network element.
  • the embodiment of the present invention can complete the allocation of the radio resource by the access network element in the random access procedure, and encapsulate the allocated radio resource configuration information in the random access reply message, so that the UE After the completion of the random access procedure, the RRC connection can be established directly with the access network element by using the radio resource configuration information, and the network access procedure can be optimized to solve the problem of excessive control plane overhead, thereby effectively improving the use efficiency of the wireless network resource.
  • the entire network access procedure only involves signaling optimization between the UE and the access network, and no modification to the core network is required.
  • the UE is further connected to the core network through the access network element, with reference to the embodiment shown in FIG.
  • the access network element for the specific process, refer to FIG. 3, another embodiment of the method for accessing a network in the embodiment of the present invention includes:
  • the access network element receives a random access request message sent by the UE.
  • the UE may send a random access request message to the access network element on the resource indicated by the DCI (Downlink Control Information) for the resource to initiate the randomization. Access process.
  • DCI Downlink Control Information
  • the random access request message carries the request information for requesting to establish an RRC connection, in addition to the random access related parameter.
  • the related parameter that carries the random access may include the UE identifier.
  • the UE identifier may be a 40-bit random number, and the network side allocates the TMSI to the UE (Temporary Mobile).
  • the UE identifier may be a TMSI, and the network side allocates a C-RNTI (Cell Radio Network Temporary Identifier) to the UE or the UE remains in the connected state, and the previous allocation is saved.
  • the UE identifier may be a C-RNTI, which is not limited herein.
  • the request information includes a cause value indication for indicating an RRC connection establishment cause, where the RRC connection establishment cause may include: an emergency call, a high priority access, an MT access, an MO signaling, an MO data, and MTC service access, etc., is not limited here. It can be understood that, according to the cause value indication, the access network element can perform corresponding radio resource allocation according to the indicated RRC connection establishment reason.
  • the random access request message may be a random access request message, or may be a message of another name having the same function, which is not limited herein.
  • the access network element returns a random access reply message to the UE.
  • the access network element After receiving the random access request message sent by the UE, the access network element responds to the random access request message and allocates a radio resource to the UE according to the request information, and encapsulates the radio resource configuration information corresponding to the allocated information in a random manner.
  • the random access reply message includes radio resource configuration information allocated by the access network element for the UE, in addition to the random access response information.
  • the radio resource configuration information may include SRB configuration information, where the SRB configuration information includes logical channel configuration information, media access control layer MAC configuration information, and physical layer PHY. Any one or more of the configuration information; wherein the logical channel configuration information may include a logical channel id, a logical channel priority, and the like. It can be understood that, in order to further reduce the signaling overhead of the air interface transmission, part of the configuration information in the SRB configuration information may be directly written into the protocol, and is not transmitted in the air interface, for example, the media access control layer MAC configuration and the physical layer PHY configuration may be configured by default. .
  • the SRB configuration information may include an SRB indication, and the SRB indication
  • the original SRB is used to indicate the recovery between the UEs, that is, the access network element and the UE can identify the original SRB configuration information according to the SRB indication to establish the original SRB based on the original SRB configuration information.
  • the SRB is configured.
  • the specific expression of the information is not limited.
  • the radio resource configuration information may further include other information related to radio resource allocation, in addition to the SRB configuration information, which is not limited herein.
  • the random access reply message may be a random access response message, or may be a message of another name having the same function, which is not limited herein.
  • the random access procedure of the UE is applicable to the random access process in multiple different types or multiple triggering conditions, which is not limited herein. Can be selected according to actual needs.
  • the allocation of the SRB configuration resource by the access network element may be completed in the random access procedure, and the allocated SRB configuration resource is encapsulated in the random access reply message sent to the UE.
  • the access network element and the UE establish an SRB based on the SRB configuration information.
  • the UE After the UE receives the random access reply message sent by the access NE, the UE randomly obtains the radio resource configuration information including the SRB configuration information allocated by the access network element to the UE. After the UE is configured according to the SRB configuration information, the access network element and the UE establish an SRB based on the SRB configuration information.
  • the access network element receives an RRC connection setup complete message sent by the UE.
  • the UE accesses the network, and sends an RRC connection setup complete message to the access network element.
  • the RRC connection setup complete message may be an RRC Connection Setup Complete message, or may be a message of another name with the same function, which is not limited herein.
  • the embodiment further includes that the UE accesses through the access network element.
  • the RRC connection setup complete message carries service request information, such as a service request Service Request, which is initiated by the NAS layer of the UE.
  • the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message.
  • the initial context establishment process of the UE between the access network element and the core network element may refer to the existing related standards and the provisions in the subsequent related standards.
  • step 305 may be used.
  • the access network element sends the initial context information of the UE to the network element of the core network, where the initial context information of the UE carries the service request information.
  • the access network element receives the UE context setup request information sent by the MME, where the UE context setup request information carries the QoS parameters and the like.
  • the embodiment of the present invention is applicable to multiple UE initial context establishment processes, and the specific implementation manner of the initial context establishment process of the UE is not limited herein.
  • the service request information in the initial context establishment process of the UE may not be carried in the RRC connection setup complete message, but may be generated by the access network element, for example, in the NAS security configuration.
  • the application scenario of the same service is initiated during the change.
  • the RRC reconfiguration process may further be included in the RRC reconfiguration process, where the RRC reconfiguration process may refer to existing related standards and subsequent related standards, for example, RRC reconfiguration.
  • the process may include the following steps 306 and 307, specifically:
  • the access network element sends an RRC connection reconfiguration message to the UE.
  • the RRC connection reconfiguration message carries a DRB establishment parameter, where the DRB configuration information includes any one or more of bearer configuration information, logical channel configuration information, media access control layer MAC configuration information, and physical layer PHY configuration information.
  • the configuration information may include a bearer id, such as an EPS id, an RB id, etc.
  • the logical channel configuration information may include a logical channel id, a logical channel priority, and the like. It can be understood that, in order to further reduce the signaling overhead of the air interface transmission, part of the configuration information in the DRB configuration information may be directly written into the protocol, and is not transmitted in the air interface, for example, the media access control layer MAC configuration and the physical layer PHY configuration may be configured by default. .
  • the access network element and the UE establish a DRB based on the DRB configuration information.
  • the UE After the access network element sends the RRC connection reconfiguration message to the UE, the UE acquires the DRB configuration information that the access network element allocates for the UE. After the UE is configured according to the DRB configuration information, the access network element and the UE establish a DRB based on the DRB configuration information.
  • the embodiment of the present invention is applicable to multiple RRC reconfiguration processes.
  • the RRC reconfiguration process may include the following operations:
  • the radio resource configuration information in step 302 may further include DRB configuration information, and the corresponding RRC reconfiguration process may include:
  • the access network element sends an RRC connection reconfiguration message to the UE;
  • the RRC connection reconfiguration message carries a DRB identifier, and the DRB identifier and the DRB configuration information are associated with each other.
  • the access network element and the UE are pre-established with the foregoing correspondence relationship.
  • the corresponding DRB configuration information is determined by the corresponding relationship.
  • the DRB is established based on the DRB configuration information.
  • the RRC reconfiguration process may further include, after the establishing the DRB, step 308: the access network element receives the indication message that the UE replies;
  • the indication message is used to indicate that the RRC connection reconfiguration is completed.
  • the specific implementation of the indication message may be an RRC connection reconfiguration complete message (such as an RRC Connection Reconfiguration Complete message or a message with another name having the same function) in an RRC message manner, or may be a MAC message.
  • the MAC signaling of the mode is used to indicate the completion of the RRC connection reconfiguration.
  • step 308 is only an optional step in the RRC reconfiguration process. In the actual application process, step 308 may also be omitted by invisibly indicating RRC connection reconfiguration completion, for example, may be set to meet the following conditions. Then, the RRC connection reconfiguration is completed: the timer maintained by the access network element times out, the access network element receives the ACK acknowledgement of the RRC connection reconfiguration message, or the access network element receives the first uplink data.
  • the allocation of the SRB configuration resource and the DRB configuration resource by the access network element may be completed in the random access procedure, and the allocation is completed.
  • the formed SRB configuration resource and the DRB configuration resource are encapsulated in a random access reply message sent to the UE.
  • the security configuration process may further include: the security configuration process may refer to existing related standards and subsequent related standards.
  • the security configuration process may include:
  • the access network element After performing the RRC reconfiguration process, the access network element sends a security mode command message to the UE, where the security mode command message carries the security mode information; after performing the RRC reconfiguration process, the access network element is performed. Receive a security mode complete message replied by the UE.
  • the security mode command message may be a Security Mode Command message, or may be a message with another name of the same function, which is not limited herein; the security mode completion message may be a Security Mode Complete message, or may have the same function. Other name messages are not limited here.
  • the security configuration process may be combined with the RRC reconfiguration process to activate AS security. That is, in this embodiment, the RRC connection reconfiguration message also carries the security mode information, and the indication message also carries the security mode reply information.
  • the embodiment of the present invention is applicable to multiple security configuration processes, and the specific implementation manner of the security configuration process is not limited herein. It should be noted that, in some application scenarios, considering the update mechanism of the AS security configuration (updated once a day), when the access network element and the UE retain the AS context, even if the RRC connection has been removed, the network is accessed again. You can also use the last AS configuration information and omit the security configuration process.
  • the data transmission may be performed between the access network element and the UE.
  • the RRC connection release procedure may further be included, and the RRC connection release procedure is to release the RRC connection.
  • the RRC connection release process may include: the established radio bearer and the release of all the radio resources, so that the UE returns to the IDLE state.
  • the RRC connection release procedure may refer to the existing related standards and the requirements in the subsequent related standards.
  • the RRC connection release process may include When the UE receives the ACK of the last data packet, the UE initiates an RRC connection release procedure.
  • the access network element receives the MAC signaling sent by the UE for requesting to release the RRC connection, and the access network element receives the After the UE Context Release Command message sent by the core network element, the MAC signaling for releasing the RRC connection is sent to the UE.
  • the technical solution provided by the embodiment of the present invention provides a technical solution.
  • the security configuration authentication may be completed in the RRC reconfiguration process to reduce the signaling overhead.
  • the access is The network element replies to the UE in the random access reply message and also carries the DRB configuration information, so that when the access network element sends the RRC connection reconfiguration message to the UE, the RRC connection reconfiguration message does not need to carry the DRB configuration information, but only The DRB identifier needs to be carried to determine the corresponding DRB configuration information according to the corresponding relationship.
  • FIG. 1 Another embodiment of the method for accessing a network in an embodiment of the invention includes:
  • the access network element receives a random access request message sent by the UE.
  • step 401 in this embodiment is different from the step 301 in the embodiment shown in FIG. 3 in that, in this embodiment, the random access request message further carries NAS security configuration information.
  • the NAS security configuration information may include a NAS indication, where the NAS indication is used to indicate whether the NAS security configuration changes. In other application scenarios, it may be determined by the access network element whether the NAS security configuration is changed according to the NAS security configuration information, which is not limited herein.
  • the access network element queries the local service request information or generates service request information according to the random access request message.
  • the access network element queries the access network element for the service request information saved by the UE according to the UE identifier in the random access request message, or the access network element according to the UE in the random access request message.
  • the identification and request information generates service request information.
  • the service request information may be related parameter information corresponding to the service request, or may be directly a service request Service Request.
  • the access network element establishes a connection with the core network element based on the service request information.
  • the access network element sends the service request information (the service request Service Request or the related parameter information corresponding to the service request) that is queried or generated to the core network element, and is based on the service request information and the core network.
  • the network element establishes a connection.
  • Step 403 is a process for establishing an initial context of the UE between the access network element and the core network element, for example, In this embodiment, step 403 may include:
  • the access network element sends the initial context information of the UE to the network element of the core network, where the initial context information of the UE carries the service request information.
  • the access network element receives the UE context setup request information sent by the MME, where the UE context setup request information carries the QoS parameters and the like.
  • step 305 in the embodiment shown in FIG. 3, which is not described in this embodiment.
  • the access network element returns a random access reply message to the UE.
  • the access network element responds to the random access request message and allocates a radio resource to the UE according to the request information, and encapsulates the radio resource configuration information corresponding to the allocated information in a random access reply message. Therefore, in this embodiment, the random access reply message includes radio resource configuration information allocated by the access network element for the UE, in addition to the random access response information.
  • the radio resource configuration information may include SRB configuration information and DRB configuration information.
  • SRB configuration information refer to the detailed description in step 302 in the embodiment shown in FIG. 3, and details are not described herein again.
  • DRB configuration information refer to the detailed description in step 306 in the embodiment shown in FIG. No longer.
  • the radio resource configuration information may further include other information related to radio resource allocation, in addition to the SRB configuration information and the DRB configuration information, which is not limited herein.
  • the random access reply message may be a random access response message, or may be a message of another name having the same function, which is not limited herein.
  • the random access procedure of the UE ends.
  • the embodiment of the present invention can be applied to multiple random access processes of different types or multiple triggering conditions, which is not limited herein. , can be selected according to actual needs.
  • the allocation of the SRB configuration resource and the DRB configuration resource by the access network element may be completed in the random access procedure, and the allocated SRB configuration resource and the DRB configuration resource are encapsulated in a random connection sent to the UE. In the reply message.
  • the access network element and the UE establish an SRB based on the SRB configuration information.
  • the UE After the UE receives the random access reply message sent by the access NE, the UE randomly obtains the radio resource configuration information including the SRB configuration information allocated by the access network element to the UE. After the UE is configured according to the SRB configuration information, the access network element and the UE establish an SRB based on the SRB configuration information.
  • the access network element and the UE establish a DRB based on the DRB configuration information.
  • the UE After the access network element and the UE establish the SRB based on the SRB configuration information, the UE performs configuration according to the DRB configuration information, and establishes a DRB with the access network element based on the DRB configuration information, and the data between the access network element and the UE can be performed. Transmission, the UE is quickly connected to the network.
  • the access network element receives an RRC connection setup complete message sent by the UE.
  • the UE accesses the network, and sends an RRC connection setup complete message to the access network element.
  • the RRC connection setup complete message may be an RRC Connection Setup Complete message, or may be a message of another name with the same function, which is not limited herein.
  • the technical solution provided by the embodiment of the present invention provides a process for accessing a UE to a core network element and establishing a DRB through an access network element based on different signaling procedures, and is applicable.
  • the application scenario of the same service is initiated during the period when the NAS security configuration is unchanged.
  • the technical solution provided by the embodiment of the present invention can quickly access the UE to the network.
  • FIG. 2 to FIG. 4 The embodiment shown in FIG. 2 to FIG. 4 is described from the perspective of the access network element.
  • the method for accessing the network in the embodiment of the present invention is described in detail below from the perspective of the UE. For details, refer to FIG. 5, which is implemented by the present invention.
  • Another embodiment of a method for accessing a network in an example includes:
  • the UE sends a random access request message to the access network element.
  • the UE may send a random access request message to the access network element on the resource indicated by the DCI (Downlink Control Information) for the resource to initiate the randomization. Access process.
  • the random access request message carries the request information for requesting to establish an RRC connection, in addition to the random access related parameter.
  • the related parameters that carry the random access may refer to the existing related standards and the provisions in the subsequent related standards, and are not described in this embodiment.
  • the UE receives a random access reply message that is accessed by the access network element.
  • the access network element After receiving the random access request message sent by the UE, the access network element responds to the random access request message and allocates a radio resource to the UE according to the request information, and encapsulates the radio resource configuration information corresponding to the allocated information in a random manner. Accessing the reply message, therefore, in this embodiment, random access back
  • the complex message includes radio resource configuration information allocated by the access network element for the UE.
  • the UE and the access network element establish an RRC connection according to the radio resource configuration information.
  • the UE After the UE receives the random access reply message sent by the access network element, the UE randomly obtains the random access, and also acquires the radio resource configuration information allocated by the access network element for the UE. After the UE is configured according to the radio resource configuration information, the UE establishes an RRC connection with the access network element based on the radio resource configuration information.
  • the UE sends an RRC connection setup complete message to the access network element.
  • the UE accesses the network, and sends an RRC connection setup complete message to the access network element.
  • the random access request message sent by the UE to the access network element carries the request information for requesting to establish an RRC connection, so that the access network element can allocate the radio resource to the UE according to the request message.
  • the random access reply message including the radio resource configuration information the UE may be configured according to the radio resource configuration information, establish an RRC connection with the access network element based on the radio resource configuration information, and complete the RRC connection.
  • the backward access network element replies with an RRC connection setup complete message.
  • the embodiment of the present invention can complete the allocation of the radio resource by the access network element in the random access procedure, and encapsulate the allocated radio resource configuration information in the random access reply message, so that the UE After the completion of the random access procedure, the RRC connection can be established directly with the access network element by using the radio resource configuration information, and the network access procedure can be optimized to solve the problem of excessive control plane overhead, thereby effectively improving the use efficiency of the wireless network resource.
  • the entire network access procedure only involves signaling optimization between the UE and the access network, and no modification to the core network is required.
  • FIG. 6 another embodiment of the method for accessing the network in the embodiment of the present invention includes:
  • the UE sends a random access request message to the access network element.
  • the UE may send a random access request message to the access network element on the resource indicated by the DCI (Downlink Control Information) for the resource to initiate the randomization. Access process.
  • DCI Downlink Control Information
  • the random access request message carries the request information for requesting to establish an RRC connection, in addition to the random access related parameter.
  • carrying The relevant parameters of the random access may include a UE identifier.
  • the UE identifier may be a 40-bit random number, and the network side allocates a TMSI (Temporary Mobile Subscriber Identity) to the UE.
  • the UE identifier may be a TMSI.
  • the UE identifier may be a C-RNTI, which is not limited herein.
  • a person skilled in the art may refer to the existing related standards and the requirements in the subsequent related standards, and details are not described in this embodiment.
  • the request information includes a cause value indication for indicating an RRC connection establishment cause, where the RRC connection establishment cause may include: an emergency call, a high priority access, an MT access, an MO signaling, an MO data, and MTC service access, etc., is not limited here. It can be understood that, according to the cause value indication, the access network element can perform corresponding radio resource allocation according to the indicated RRC connection establishment reason.
  • the random access request message may be a random access request message, or may be a message of another name having the same function, which is not limited herein.
  • the UE receives a random access reply message that is accessed by the access network element.
  • the access network element After receiving the random access request message sent by the UE, the access network element responds to the random access request message and allocates a radio resource to the UE according to the request information, and encapsulates the radio resource configuration information corresponding to the allocated information in a random manner.
  • the random access reply message includes radio resource configuration information allocated by the access network element for the UE, in addition to the random access response information.
  • the radio resource configuration information may include SRB configuration information, where the SRB configuration information includes any one or more of logical channel configuration information, media access control layer MAC configuration information, and physical layer PHY configuration information;
  • the channel configuration information may include a logical channel id, a logical channel priority, and the like. It can be understood that, in order to further reduce the signaling overhead of the air interface transmission, part of the configuration information in the SRB configuration information may be directly written into the protocol, and is not transmitted in the air interface, for example, the media access control layer MAC configuration and the physical layer PHY configuration may be configured by default. .
  • the SRB configuration information may include an SRB indication, and the SRB indication Used to indicate the original SRB between the UEs to recover, that is, the access network element and the UE can identify the original according to the SRB indication.
  • the SRB configuration information is used to establish the original SRB based on the original SRB configuration information.
  • the specific expression of the SRB configuration information is not limited.
  • the radio resource configuration information may further include other information related to radio resource allocation, in addition to the SRB configuration information, which is not limited herein.
  • the random access reply message may be a random access response message, or may be a message of another name having the same function, which is not limited herein.
  • the steps 601 and 602 are the random access procedure of the UE, and the embodiment of the present invention can be applied to multiple random access procedures of different types or multiple triggering conditions, which is not limited herein. Can be selected according to actual needs.
  • the allocation of the SRB configuration resource by the access network element may be completed in the random access procedure, and the allocated SRB configuration resource is encapsulated in the random access reply message sent to the UE.
  • the UE and the access network element establish an SRB based on the SRB configuration information.
  • the UE After the UE receives the random access reply message sent by the access NE, the UE randomly obtains the radio resource configuration information including the SRB configuration information allocated by the access network element to the UE. After the UE is configured according to the SRB configuration information, the access network element and the UE establish an SRB based on the SRB configuration information.
  • the UE sends an RRC connection setup complete message to the access network element.
  • the UE accesses the network, and sends an RRC connection setup complete message to the access network element.
  • the RRC connection setup complete message may be an RRC Connection Setup Complete message, or may be a message of another name with the same function, which is not limited herein.
  • the embodiment further includes a UE initial context establishment process in which the UE accesses the core network element by using the access network element.
  • the RRC connection setup complete message carries service request information, such as a service request Service Request, which is initiated by the NAS layer of the UE.
  • the UE initial context establishment procedure is step 605: the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message.
  • the initial context establishment process of the UE between the access network element and the core network element may refer to the existing related standards and the provisions in the subsequent related standards.
  • step 605 may be used. Includes:
  • the access network element sends the initial context information of the UE to the network element of the core network, where the initial context information of the UE carries the service request information.
  • the access network element receives the UE context setup request information sent by the MME, where the UE context setup request information carries the QoS parameters and the like.
  • the embodiment of the present invention is applicable to multiple UE initial context establishment processes, and the specific implementation manner of the initial context establishment process of the UE is not limited herein.
  • the service request information in the initial context establishment process of the UE may not be carried in the RRC connection setup complete message, but may be generated by the access network element, for example, in the NAS security configuration.
  • the application scenario of the same service is initiated during the change.
  • the RRC reconfiguration process may further be included in the RRC reconfiguration process, where the RRC reconfiguration process may refer to existing related standards and subsequent related standards, for example, RRC reconfiguration.
  • the process may include the following steps 606 and 607, specifically:
  • the UE receives an RRC connection reconfiguration message sent by the access network element.
  • step 606 is sent after the access network element establishes a connection with the core network element based on the service request information in the RRC connection setup complete message.
  • the RRC connection reconfiguration message carries a DRB establishment parameter, where the DRB configuration information includes any one or more of bearer configuration information, logical channel configuration information, media access control layer MAC configuration information, and physical layer PHY configuration information.
  • the configuration information may include a bearer id, such as an EPS id, an RB id, etc.
  • the logical channel configuration information may include a logical channel id, a logical channel priority, and the like. It can be understood that, in order to further reduce the signaling overhead of the air interface transmission, part of the configuration information in the DRB configuration information may be directly written into the protocol, and is not transmitted in the air interface, for example, the media access control layer MAC configuration and the physical layer PHY configuration may be configured by default. .
  • the UE and the access network element establish a DRB based on the DRB configuration information.
  • the UE After the access network element sends the RRC connection reconfiguration message to the UE, the UE acquires the DRB configuration information that the access network element allocates for the UE. After the UE is configured according to the DRB configuration information, the access network element and the UE establish a DRB based on the DRB configuration information.
  • the embodiment of the present invention is applicable to multiple RRC reconfiguration processes.
  • the RRC reconfiguration process is used. Can include the following operations:
  • the radio resource configuration information in step 602 may further include DRB configuration information, and the corresponding RRC reconfiguration process may include:
  • the RRC connection reconfiguration message carries a DRB identifier, and the DRB identifier and the DRB configuration information are associated with each other.
  • the UE and the access network element are pre-established with the foregoing correspondence relationship.
  • the DRB identifier is received, the corresponding DRB configuration information is determined by the corresponding relationship.
  • the UE and the access network element establish a DRB based on the DRB configuration information corresponding to the DRB identifier;
  • the DRB is established based on the DRB configuration information.
  • the RRC reconfiguration process may further include the step 608 after the DRB is established: the UE returns an indication message to the access network element.
  • the indication message is used to indicate that the RRC connection reconfiguration is completed.
  • the specific implementation of the indication message may be an RRC connection reconfiguration complete message (such as an RRC Connection Reconfiguration Complete message or a message with another name having the same function) in an RRC message manner, or may be a MAC message.
  • the MAC signaling of the mode is used to indicate the completion of the RRC connection reconfiguration.
  • step 608 is only an optional step in the RRC reconfiguration process. In the actual application process, step 608 may also be omitted by implicitly indicating RRC connection reconfiguration completion, for example, it may be set to meet the following conditions.
  • the RRC connection reconfiguration is completed: the timer maintained by the access NE is timed out, the access network element receives the ACK acknowledgement of the RRC connection reconfiguration message, or the access network element receives the first uplink data.
  • the allocation of the SRB configuration resource and the DRB configuration resource by the access network element may be completed in the random access procedure, and the SRB configuration resource and the completed SRB configuration resource may be allocated.
  • the DRB configuration resource is encapsulated in the random access reply message sent to the UE. Therefore, the UE can obtain the SRB configuration resource and the DRB configuration resource allocated by the access network element for the UE in the random access procedure.
  • the security configuration process may further include: the security configuration process may refer to existing related standards and subsequent related standards.
  • the security configuration process may include:
  • the UE After performing the RRC reconfiguration process, the UE receives the security mode command message sent by the access network element, where the security mode command message carries the security mode information; after performing the RRC reconfiguration process, the UE forwards The incoming network element replies to the security mode completion message.
  • the security mode command message may be a Security Mode Command message, or may be a message with another name of the same function, which is not limited herein; the security mode completion message may be a Security Mode Complete message, or may have the same function. Other name messages are not limited here.
  • the security configuration process may be combined with the RRC reconfiguration process to activate AS security. That is, in this embodiment, the RRC connection reconfiguration message also carries the security mode information, and the indication message also carries the security mode reply information.
  • the embodiment of the present invention is applicable to multiple security configuration processes, and the specific implementation manner of the security configuration process is not limited herein. It should be noted that, in some application scenarios, considering the update mechanism of the AS security configuration (updated once a day), when the UE and the access network element retain the AS context, even if the RRC connection has been removed, the network is accessed again. You can also use the last AS configuration information and omit the security configuration process.
  • the RRC connection release procedure may further be included, and the RRC connection release procedure is to release the RRC connection.
  • the RRC connection release process may include: the established radio bearer and the release of all the radio resources, so that the UE returns to the IDLE state.
  • the RRC connection release procedure may refer to the existing related standards and the requirements in the subsequent related standards.
  • the RRC connection release process may include When the UE receives the ACK of the last data packet, the UE initiates an RRC connection release procedure.
  • the UE sends a MAC signaling for requesting to release the RRC connection to the access network element, and the access network element receives the core.
  • the UE receives the MAC signaling sent by the access network element to release the RRC connection.
  • the technical solution provided by the embodiment of the present invention provides a process for a UE to access a core network element and establish a DRB by using an access network element.
  • the security configuration authentication may be completed in the RRC reconfiguration process to reduce the signaling overhead.
  • the UE receives The random access reply message replied by the access network element also carries the DRB configuration information, so that the UE is connected.
  • the RRC connection reconfiguration message sent by the access network element does not need to carry the DRB configuration information in the RRC connection reconfiguration message, but only needs to carry the DRB identifier to determine the corresponding DRB configuration information according to the corresponding relationship.
  • FIG. 1 Another embodiment of the method for accessing a network in an embodiment of the invention includes:
  • the UE sends a random access request message to the access network element.
  • step 701 in this embodiment is different from the step 601 in the embodiment shown in FIG. 6 in that, in this embodiment, the random access request message further carries NAS security configuration information.
  • the NAS security configuration information may include a NAS indication, where the NAS indication is used to indicate whether the NAS security configuration changes. In other application scenarios, it may be determined by the access network element whether the NAS security configuration is changed according to the NAS security configuration information, which is not limited herein.
  • the access network element queries the local service request information or generates service request information according to the random access request message;
  • the access network element queries the access network element for the service request information saved by the UE according to the UE identifier in the random access request message, or the access network element according to the UE in the random access request message.
  • the identification and request information generates service request information.
  • the service request information may be related parameter information corresponding to the service request, or may be directly a service request Service Request.
  • the service request information in the initial context establishment process of the UE is not carried in the RRC connection setup complete message, but is queried or generated by the access network element in the foregoing manner.
  • the access network element establishes a connection with the core network element based on the service request information obtained by the query or the generation manner, so as to complete the initial context establishment process of the UE between the access network element and the core network element.
  • the initial context establishment process of the UE between the access network element and the core network element may be implemented by referring to existing related standards and subsequent related standards, for example, in In this embodiment, the UE initial context establishment process may include step 702:
  • the access network element sends the initial context information of the UE to the core network element, and the initial context information of the UE is carried.
  • business request information
  • the access network element receives the UE context setup request information sent by the MME, where the UE context setup request information carries the QoS parameters and the like.
  • step 605 in the embodiment shown in FIG. 6, which is not described in this embodiment.
  • the UE receives a random access reply message that is accessed by the access network element.
  • the random access reply message is that the access network element queries the local service request information or generates the service request information according to the random access request message, and based on the service request information and the core network.
  • the network element sends after establishing a connection;
  • the access network element responds to the random access request message and allocates a radio resource to the UE according to the request information, and encapsulates the radio resource configuration information corresponding to the allocated information in a random access reply message. Therefore, in this embodiment, the random access reply message includes radio resource configuration information allocated by the access network element for the UE, in addition to the random access response information.
  • the radio resource configuration information may include SRB configuration information and DRB configuration information.
  • SRB configuration information refer to the detailed description in the step 602 in the embodiment shown in FIG. 6 , and details are not described herein again.
  • DRB configuration information refer to the detailed description in step 606 in the embodiment shown in FIG. 3 . No longer.
  • the radio resource configuration information may further include other information related to radio resource allocation, in addition to the SRB configuration information and the DRB configuration information, which is not limited herein.
  • the random access reply message may be a random access response message, or may be a message of another name having the same function, which is not limited herein.
  • the random access procedure of the UE ends.
  • the embodiment of the present invention can be applied to multiple random access processes of different types or multiple triggering conditions, which is not limited herein. , can be selected according to actual needs.
  • the allocation of the SRB configuration resource and the DRB configuration resource by the access network element may be completed in the random access procedure, and the allocated SRB configuration resource and the DRB configuration resource are encapsulated in a random connection sent to the UE. In the reply message.
  • the UE and the access network element establish an SRB based on the SRB configuration information.
  • the UE After the UE receives the random access reply message sent by the access network element, the UE randomly accesses the random access. At the same time, the radio resource configuration information including the SRB configuration information allocated by the access network element to the UE is also obtained. After the UE is configured according to the SRB configuration information, the UE and the access network element establish an SRB based on the SRB configuration information.
  • the UE and the access network element establish a DRB based on the DRB configuration information.
  • the UE After the UE establishes an SRB with the access network element based on the SRB configuration information, the UE performs configuration according to the DRB configuration information, and establishes a DRB with the access network element based on the DRB configuration information, and the data can be performed between the UE and the access network element. Transmission, the UE is quickly connected to the network.
  • the UE sends an RRC connection setup complete message to the access network element.
  • the UE accesses the network, and sends an RRC connection setup complete message to the access network element.
  • the RRC connection setup complete message may be an RRC Connection Setup Complete message, or may be a message of another name with the same function, which is not limited herein.
  • the technical solution provided by the embodiment of the present invention provides a process for accessing a UE to a core network element and establishing a DRB through an access network element based on different signaling procedures, and is applicable.
  • the application scenario of the same service is initiated during the period when the NAS security configuration is unchanged.
  • the technical solution provided by the embodiment of the present invention can quickly access the UE to the network.
  • an embodiment of the access network element in the embodiment of the present invention includes:
  • the access network element in the embodiment of the present invention may implement the process of the embodiment shown in Figure 2, where the access network element includes:
  • the receiving unit 801 is configured to receive a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection;
  • the sending unit 802 is configured to reply, according to the random access request message received by the receiving unit 801, a random access reply message to the UE, where the random access reply message includes the access network element as the UE Allocated radio resource configuration information;
  • the processing unit 803 is configured to establish an RRC connection with the radio resource configuration information in the random access reply message sent by the UE according to the sending unit 802.
  • the receiving unit 801 is further configured to receive an RRC connection setup complete message sent by the UE.
  • the receiving unit 801 receives a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection; the sending unit 802 replies to the UE with a random access reply message, the random access The reply message includes radio resource configuration information allocated by the access network element to the UE; the processing unit 803 establishes an RRC connection with the UE based on the radio resource configuration information; and the receiving unit 801 further receives the RRC connection sent by the UE.
  • the RRC Connection Setup Complete message is a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection; the sending unit 802 replies to the UE with a random access reply message, the random access The reply message includes radio resource configuration information allocated by the access network element to the UE; the processing unit 803 establishes an RRC connection with the UE based on the radio resource configuration information; and the receiving unit 801 further receives the RRC connection sent by the UE.
  • the random access request message received by the access network element carries the request information for requesting to establish an RRC connection, and the access network element allocates the radio resource to the UE according to the request message, and The UE replies to the random access reply message including the radio resource configuration information, so that the UE can be configured according to the radio resource configuration information, establish an RRC connection with the access network element based on the radio resource configuration information, and after the RRC connection is completed, The RRC connection setup complete message is replied to the access network element.
  • the embodiment of the present invention can complete the allocation of the radio resource by the access network element in the random access procedure, and encapsulate the allocated radio resource configuration information in the random access reply message, so that the UE After the completion of the random access procedure, the RRC connection can be established directly with the access network element by using the radio resource configuration information, and the network access procedure can be optimized to solve the problem of excessive control plane overhead, thereby effectively improving the use efficiency of the wireless network resource.
  • the entire network access procedure only involves signaling optimization between the UE and the access network, and no modification to the core network is required.
  • FIG. 9 another embodiment of the access network element in the embodiment of the present invention includes:
  • the access network element in the embodiment of the present invention may implement the process of the embodiment shown in Figure 3.
  • the access network element includes:
  • the receiving unit 901 is configured to receive a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection;
  • the sending unit 902 is configured to reply, according to the random access request message received by the receiving unit 901, a random access reply message to the UE, where the random access reply message includes the access network element as the UE Allocated radio resource configuration information;
  • the processing unit 903 is configured to establish an RRC connection with the radio resource configuration information in the random access reply message sent by the UE according to the sending unit 902.
  • the receiving unit 901 is further configured to receive an RRC connection setup complete message sent by the UE.
  • the radio resource configuration information includes signaling radio bearer SRB configuration information
  • the processing unit 903 is specifically configured to establish an SRB with the UE based on the SRB configuration information.
  • the SRB configuration information includes any one or more of logical channel configuration information, media access control layer MAC configuration information, and physical layer PHY configuration information.
  • the RRC connection setup complete message carries service request information
  • the processing unit 903 is further configured to: after the receiving unit receives the RRC connection setup complete message sent by the UE, based on the service request information and the core network in the RRC connection setup complete message received by the receiving unit Yuan establishes a connection.
  • the sending unit 902 is further configured to: after the processing unit establishes a connection with the core network element based on the service request information in the RRC connection setup complete message received by the receiving unit, send the RRC connection reconfiguration message to the UE.
  • the RRC connection reconfiguration message carries data radio bearer DRB configuration information
  • the processing unit 903 is further configured to establish a DRB with the DRB configuration information in the RRC connection reconfiguration message sent by the UE according to the sending unit.
  • the radio resource configuration information further includes DRB configuration information
  • the sending unit 902 is further configured to: after the processing unit establishes a connection with the core network element based on the service request information in the RRC connection setup complete message received by the receiving unit, the RRC connection reconfiguration sent to the UE a message that the RRC connection reconfiguration message carries a DRB identifier, and a correspondence between the DRB identifier and the DRB configuration information is established;
  • the processing unit 903 is further configured to establish, by the UE, the DRB according to the DRB configuration information corresponding to the DRB identifier in the RRC connection reconfiguration message sent by the sending unit.
  • the receiving unit 901 is further configured to: after the processing unit and the UE establish a DRB based on the DRB configuration information, receive an indication message that is returned by the UE, where the indication message is used to indicate that the RRC connection reconfiguration is completed;
  • the indication message includes an RRC Connection Reconfiguration Complete message or a MAC signaling for indicating RRC connection reconfiguration completion.
  • the DRB configuration information includes any one or more of bearer configuration information, logical channel configuration, MAC configuration information, and PHY configuration information.
  • the sending unit 902 is further configured to: before the sending unit sends an RRC connection reconfiguration message to the UE, the processing unit is based on the service request information and the core network in the RRC connection setup complete message received by the receiving unit. After the network element establishes the connection, sending a security mode instruction message to the UE, where the security mode instruction message carries security mode information;
  • the receiving unit 901 is further configured to: after the receiving unit receives the indication message replied by the UE, receive a security mode complete message replied by the UE.
  • the RRC connection reconfiguration message further carries security mode information; the indication message further carries security mode reply information.
  • the SRB configuration information includes an SRB indication, and the SRB indication is used to indicate Recovering the previous original SRB by the UE;
  • the processing unit 903 is specifically configured to: restore, by the UE, the original SRB according to the SRB indication in the random access reply message sent by the sending unit.
  • the request information includes a cause value indication for indicating an RRC connection establishment cause.
  • the UE may access the core network based on different signaling flows, and another description may be further described below.
  • the access network element that performs the process of the UE accessing the core network element refer to FIG. 10, another embodiment of the method for accessing the network in the embodiment of the present invention includes:
  • the access network element in the embodiment of the present invention may implement the process of the embodiment shown in FIG. 4, where the access network element includes:
  • the receiving unit 1001 is configured to receive a random access request message sent by the UE, where the random access request message carries request information for requesting to establish an RRC connection;
  • the sending unit 1002 is configured to reply, according to the random access request message received by the receiving unit 1001, a random access reply message to the UE, where the random access reply message includes the access network element as the UE Allocated radio resource configuration information;
  • the processing unit 1003 is configured to establish an RRC connection with the radio resource configuration information in the random access reply message sent by the UE according to the sending unit 1002.
  • the receiving unit 1001 is further configured to receive an RRC connection setup complete message sent by the UE.
  • the random access request message further carries NAS security configuration information
  • the processing unit 1003 is further configured to: when the NAS security configuration is not changed, query the local service request information or generate service request information according to the random access request message received by the receiving unit;
  • the processing unit 1003 is further configured to establish a connection with the core network element based on the service request information that is queried or generated by the processing unit;
  • the radio resource configuration information includes SRB configuration information and DRB configuration information
  • the processing unit 1003 is specifically configured to establish an SRB with the UE based on the SRB configuration information and establish a DRB based on the DRB configuration information.
  • the NAS security configuration information includes a NAS indication, where the NAS indication is used to indicate whether the NAS security configuration changes.
  • the SRB configuration information includes an SRB indication, and the SRB indication is used to indicate Recovering the previous original SRB by the UE;
  • the processing unit 1003 is specifically configured to restore the original SRB with the SRB in the random access reply message sent by the UE according to the sending unit.
  • the request information includes a cause value indication for indicating an RRC connection establishment cause.
  • the access network element in the embodiment of the present invention is described above from the perspective of a modular functional entity. In the technical solution of the present invention, the access network element in the embodiment of the present invention may also be described from the perspective of hardware processing.
  • the receiving unit in the embodiment shown in FIG. 8 to FIG. 10 may correspond to the receiver of the access network element, or may correspond to the transceiver of the access network element, and the processing unit may correspond to the processor of the access network element, where the processing is performed.
  • the device may be a CPU, or an ASIC, or one or more integrated circuits that implement the embodiments of the present invention.
  • the sending unit may correspond to a transmitter of the access network element, or may correspond to a transceiver of the access network element. For details, please refer to FIG.
  • the access network element may further include a memory for storing the instruction code, and the processor 1103 calls the instruction code of the memory to control the receiver 1101 and the transmitter 1102 in the embodiment of the present invention to perform corresponding operations.
  • the access network element according to the embodiment of the present invention may have more or less components than those shown in FIG. 11, may combine two or more components, or may have different component configurations or settings, and each component may Hardware, software, or a combination of hardware and software, including one or more signal processing and/or application specific integrated circuits.
  • an embodiment of the UE in the embodiment of the present invention includes:
  • the UE in the embodiment of the present invention may implement the process of the embodiment shown in Figure 5, where the UE includes:
  • the sending unit 1201 is configured to send a random access request message to the access network element, where the random access request message carries request information for requesting to establish an RRC connection;
  • the receiving unit 1202 is configured to receive a random access reply message that is sent by the access network element according to the random access request message sent by the sending unit 1201, where the random access reply message includes the access network element Radio resource configuration information allocated for the UE;
  • the processing unit 1203 is configured to establish an RRC connection with the radio resource configuration information in the random access reply message that is received by the access network element according to the receiving unit 1202.
  • the sending unit 1201 is further configured to send an RRC connection setup complete message to the access network element.
  • the sending unit 1201 is configured to send a random access request message to the access network element, where the random access request message carries request information for requesting to establish an RRC connection, and the receiving unit 1202 receives the access network element according to the sending a random access reply message replied by the random access request message sent by the unit 1201, where the random access reply message includes radio resource configuration information allocated by the access network element to the UE; the processing unit 1203 and the The access network element establishes an RRC connection based on the radio resource configuration information in the random access reply message received by the receiving unit, and the sending unit 1201 further sends an RRC connection setup complete message to the access network element.
  • the random access request message sent by the UE to the access network element carries the request information for requesting to establish an RRC connection, so that the access network element can be configured according to the request.
  • the message allocates a radio resource to the UE, and returns a random access reply message including the radio resource configuration information to the UE.
  • the UE may perform configuration according to the radio resource configuration information, and establish an RRC with the access network element based on the radio resource configuration information. Connect, and reply to the access NE with an RRC Connection Setup Complete message after the RRC connection is completed.
  • the embodiment of the present invention can complete the allocation of the radio resource by the access network element in the random access procedure, and encapsulate the allocated radio resource configuration information in the random access reply message, so that the UE After the completion of the random access procedure, the RRC connection can be established directly with the access network element by using the radio resource configuration information, and the network access procedure can be optimized to solve the problem of excessive control plane overhead, thereby effectively improving the use efficiency of the wireless network resource.
  • the entire network access procedure only involves signaling optimization between the UE and the access network, and no modification to the core network is required.
  • FIG. 13 another embodiment of the UE in the embodiment of the present invention includes:
  • the UE in the embodiment of the present invention may implement the process of the embodiment shown in Figure 6, where the UE includes:
  • the sending unit 1301 is configured to send a random access request message to the access network element, where the random access request message carries request information for requesting to establish an RRC connection;
  • the receiving unit 1302 is configured to receive a random access reply message that is sent by the access network element according to the random access request message sent by the sending unit 1301, where the random access reply message includes the access network element Radio resource configuration information allocated for the UE;
  • the processing unit 1303 is configured to establish an RRC connection with the radio resource configuration information in the random access reply message that is received by the access network element according to the receiving unit 1302.
  • the sending unit 1301 is further configured to send an RRC connection setup complete message to the access network element.
  • the radio resource configuration information includes signaling radio bearer SRB configuration information
  • the processing unit 1303 is specifically configured to establish an SRB with the access network element based on the SRB configuration information.
  • the SRB configuration information includes any one or more of logical channel configuration information, media access control layer MAC configuration information, and physical layer PHY configuration information.
  • the RRC connection setup complete message carries service request information
  • the receiving unit 1302 is further configured to: after the sending unit 1301 sends an RRC connection setup complete message to the access network element, receive an RRC connection reconfiguration message sent by the access network element, where The RRC connection reconfiguration message carries data radio bearer DRB configuration information; the RRC connection reconfiguration message is based on the service request information and the core network in the RRC connection setup complete message sent by the access network element by the sending unit The element is sent after the connection is established;
  • the processing unit 1303 is further configured to establish, by the access network element, the DRB according to the DRB configuration information in the RRC connection reconfiguration message received by the receiving unit.
  • the radio resource configuration information further includes DRB configuration information;
  • the RRC connection setup complete message carries service request information;
  • the receiving unit 1302 is further configured to: after the sending unit 1301 sends an RRC connection setup complete message to the access network element, receive an RRC connection reconfiguration message sent by the access network element, where the RRC connection is heavy
  • the matching message carries a DRB identifier, and the DRB identifier is associated with the DRB configuration information; the RRC connection reconfiguration message is in the RRC connection setup complete message sent by the access network element based on the sending unit.
  • the service request information is sent after establishing a connection with the core network element;
  • the processing unit 1303 is further configured to establish, by the access network element, the DRB according to the DRB configuration information corresponding to the DRB identifier in the RRC connection reconfiguration message received by the receiving unit 1302.
  • the sending unit 1301 is further configured to: after the processing unit 1303 and the access network element establish a DRB based on the DRB configuration information, return an indication message to the access network element, where the indication message is used to indicate RRC connection reconfiguration is completed;
  • the indication message includes an RRC Connection Reconfiguration Complete message or a MAC signaling for indicating RRC connection reconfiguration completion.
  • the DRB configuration information includes any one or more of bearer configuration information, logical channel configuration, MAC configuration information, and PHY configuration information.
  • the receiving unit 1302 is further configured to: before the receiving unit 1302 receives the RRC connection reconfiguration message sent by the access network element, the access network element is based on the RRC connection setup complete message sent by the sending unit 1301. After establishing the connection between the service request information and the core network element, receiving a security mode command message sent by the access network element, where the security mode command message carries security mode information;
  • the sending unit 1301 is further configured to: after the sending unit 1301 returns an indication message to the access network element, return a security mode complete message to the access network element.
  • the RRC connection reconfiguration message further carries security mode information; the indication message further carries security mode reply information.
  • the SRB configuration information includes an SRB indication, and the SRB indication is used to indicate Recovering the previous original SRB by the UE;
  • the processing unit 1303 is specifically configured to restore the original SRB based on the SRB indication with the access network element.
  • the request information includes a cause value indication for indicating an RRC connection establishment cause.
  • the UE may access the core network based on different signaling flows, and another description may be further described below.
  • the UE that performs the process of the UE accessing the core network element, please refer to FIG. 14 , another embodiment of the UE in the embodiment of the present invention includes:
  • the UE in the embodiment of the present invention may implement the process of the embodiment shown in Figure 7, where the UE includes:
  • the sending unit 1401 is configured to send a random access request message to the access network element, where the random access request message carries request information for requesting to establish an RRC connection;
  • the receiving unit 1402 is configured to receive a random access reply message that is sent by the access network element according to the random access request message sent by the sending unit 1401, where the random access reply message includes the access network element Radio resource configuration information allocated for the UE;
  • the processing unit 1403 is configured to establish an RRC connection with the radio resource configuration information in the random access reply message that is received by the access network element according to the receiving unit 1402.
  • the sending unit 1401 is further configured to send an RRC connection setup complete message to the access network element.
  • the random access request message further carries NAS security configuration information
  • the random access reply message is used by the access network element to query the local service request information or the generated service request information according to the random access request message, and establish a connection with the core network element based on the service request information. After sending;
  • the radio resource configuration information includes SRB configuration information and DRB configuration information
  • the processing unit 1403 is specifically configured to establish an SRB with the access network element based on the SRB configuration information and establish a DRB based on the DRB configuration information.
  • the NAS security configuration information includes a NAS indication, where the NAS indication is used to indicate whether the NAS security configuration changes.
  • the SRB configuration information includes an SRB indication, and the SRB indication is used to indicate Recovering the previous original SRB by the UE;
  • the processing unit 1403 is specifically configured to restore the original SRB based on the SRB indication with the access network element.
  • the request information includes a cause value indication for indicating an RRC connection establishment cause.
  • the UE in the embodiment of the present invention is described above from the perspective of a modular functional entity.
  • the UE in the embodiment of the present invention may also be described from the perspective of hardware processing, and then FIG. 12 to FIG. 14
  • the receiving unit in the embodiment may correspond to the receiver of the UE, and may also correspond to the transceiver of the UE, and the processing unit may correspond to the processor of the UE, where the processor may be a CPU, or an ASIC, or implement the present invention.
  • the transmitting unit may correspond to a transmitter of the UE, or may correspond to a transceiver of the UE.
  • the UE may further include a memory for storing the instruction code, and the processor 1503 calls the instruction code of the memory to control the receiver 1501 and the transmitter 1502 in the embodiment of the present invention to perform corresponding operations.
  • the access network element according to the embodiment of the present invention may have more or less components than those shown in FIG. 15, may combine two or more components, or may have different component configurations or settings, and each component may Hardware, software, or a combination of hardware and software, including one or more signal processing and/or application specific integrated circuits.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • the technical solution of the present invention which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium.
  • a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

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Abstract

La présente invention concerne un procédé pour accéder à un réseau et un appareil associé, qui peut optimiser un procédé d'accès réseau et améliorer l'efficacité d'utilisation de ressources de réseau sans fil dans un cas dans lequel un réseau central n'est pas modifié. Le procédé comprend les étapes suivantes : un élément de réseau d'accès reçoit un message de demande d'accès aléatoire envoyé par un UE, le message de demande d'accès aléatoire transportant un message de demande utilisé pour demander l'établissement d'une connexion RRC; l'élément de réseau d'accès renvoie un message de réponse d'accès aléatoire à l'UE, le message de réponse d'accès aléatoire comprenant des informations de configuration de ressources sans fil attribuées par l'élément de réseau d'accès à l'UE; l'élément de réseau d'accès et l'UE établissent la connexion RRC en fonction des informations de configuration de ressource sans fil; et l'élément de réseau d'accès reçoit un message d'achèvement d'établissement de connexion RRC envoyé par l'UE.
PCT/CN2014/088950 2014-10-20 2014-10-20 Procédé d'accès à un réseau et appareil associé WO2016061735A1 (fr)

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WO2018032357A1 (fr) * 2016-08-16 2018-02-22 广东欧珀移动通信有限公司 Procédé et dispositif de transmission d'informations
CN109314999A (zh) * 2016-08-16 2019-02-05 Oppo广东移动通信有限公司 传输信息的方法和设备
TWI728148B (zh) * 2016-08-16 2021-05-21 大陸商Ｏｐｐｏ廣東移動通信有限公司 傳輸信息的方法和設備
US11337250B2 (en) 2016-08-16 2022-05-17 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for transmitting information
CN110072270A (zh) * 2017-10-26 2019-07-30 中国电信股份有限公司 无线资源控制连接释放方法、装置和系统

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