WO2016161551A1 - Procédé et appareil permettant une convergence multiflux - Google Patents

Procédé et appareil permettant une convergence multiflux Download PDF

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Publication number
WO2016161551A1
WO2016161551A1 PCT/CN2015/075983 CN2015075983W WO2016161551A1 WO 2016161551 A1 WO2016161551 A1 WO 2016161551A1 CN 2015075983 W CN2015075983 W CN 2015075983W WO 2016161551 A1 WO2016161551 A1 WO 2016161551A1
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Prior art keywords
standard
network device
access network
address
user equipment
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PCT/CN2015/075983
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English (en)
Chinese (zh)
Inventor
刘菁
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华为技术有限公司
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Priority to PCT/CN2015/075983 priority Critical patent/WO2016161551A1/fr
Priority to CN201580078338.1A priority patent/CN107431919A/zh
Publication of WO2016161551A1 publication Critical patent/WO2016161551A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/20—Transfer of user or subscriber data

Definitions

  • the present invention relates to the field of communications and, more particularly, to a method and apparatus for multi-stream aggregation.
  • the existing 3rd Generation Partnership Project (3GPP) standard has proposed a technology for interconnecting 3GPP networks and Wireless Local Area Networks (WLANs).
  • the WLAN network performs data offloading on the 3GPP network.
  • the main discussion in the current standard is based on data offloading of the 3GPP core network. As shown in FIG.
  • the WLAN network can be directly connected to the Packet Data Network Gateway (PDN-GW) of the 3GPP core network through the S2a interface; if the WLAN network is an untrusted network
  • the WLAN network can access the Evolved Packet Data Gateway (ePDG) through the SWn interface, and then the ePDG is directly connected to the PDN-GW of the 3GPP core network through the S2b interface.
  • PDN-GW Packet Data Network Gateway
  • the services in the 3GPP network are offloaded by the PDN-GW in the 3GPP core network.
  • the PDN-GW receives data sent by the packet data network to the user equipment, and the PDN-GW further determines whether the data needs to be offloaded to the WLAN network according to the data offload policy. If the data needs to be offloaded to the WLAN network, the PDN-GW sends the data to the user equipment over the WLAN network.
  • the PDN-GW is a device in the 3GPP core network, the PDN-GW cannot consider the current link quality of the user equipment in the access network, the load of the 3GPP network, and the load of the WLAN network when determining whether to perform data offloading.
  • the factor that may cause the PDN-GW to make an unloading decision is not the optimal solution in the current network state, thereby reducing system performance.
  • Embodiments of the present invention provide a method and apparatus for multi-stream aggregation, which can implement data offloading from a first-standard network controlled by the first-standard access network device to the second-standard network.
  • a method for multi-stream aggregation is provided, which is applied to a network including a first standard And a communication system of the second standard network, wherein the first standard network includes a first standard access network device, and the first standard access network device is configured to control data from the first standard network to the second standard network Unloading, the method includes: obtaining, by the first-standard access network device, an Internet Protocol IP address of the user equipment in the first-standard network; the first-standard access network device to the second-standard network in the second-standard network The device sends first indication information for indicating the IP address, so that the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first-standard access network device obtains an IP address of the user equipment in the first-standard network, including: receiving, by the first-standard access network device Information about the IP address sent by the mobility management entity.
  • the first-standard access network device obtains an IP address of the user equipment in the first-standard network, including: receiving, by the first-standard access network device Information about the IP address sent by the user equipment.
  • the first-standard access network device obtains an IP address of the user equipment in the first-standard network, including: receiving, by the first-standard access network device The information of the IP address sent by the source access network device in the first-standard network, where the user equipment is switched by the source access network device to the first-standard access network device.
  • the method further includes: the first standard access network device determines to offload downlink data of the user equipment to the second standard network device;
  • the standard access network device encapsulates the downlink data into an IP packet, where the destination address of the IP packet is the IP address, and the first standard access network device sends the IP packet to the second standard network device, so as to facilitate the
  • the second-standard network device determines the user equipment corresponding to the IP packet according to the destination address of the IP packet, and sends the downlink data carried in the IP packet to the user equipment.
  • the first standard access network device sends a first indication information indicating the IP address to the second standard network device in the second standard network.
  • the first standard access network device sends the first indication information to the second standard network device when establishing a data transmission tunnel with the second standard network device.
  • the first-standard access network device when establishing a data transmission tunnel with the second-standard network device, to the second system
  • the network device sends the first indication information, including: the first standard access network device sends a tunnel establishment request to the second standard network device, where the tunnel establishment request is used to request the first standard access network device and the And establishing, by the second standard network device, a data transmission tunnel corresponding to the service bearer of the user equipment, and the tunnel establishment request carries the first indication information; the first standard access network device receiving the second standard network device according to the The tunnel establishment response sent by the tunnel establishment request.
  • the first-standard access network device sends a data transmission tunnel to the second-standard network device when establishing a data transmission tunnel with the second-standard network device
  • the first indication information includes: the first standard access network device receives a tunnel establishment request sent by the second standard network device, where the tunnel establishment request is used to request the first standard access network device and the first Establishing, by the two-standard network device, a data transmission tunnel corresponding to the service bearer of the user equipment; the first-standard access network device sends a tunnel establishment response to the second-standard network device according to the tunnel establishment request, and the tunnel establishment response Carrying the first indication information.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • another method for multi-stream aggregation for a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device,
  • the first standard access network device is configured to control data offloading from the first standard network to the second standard network
  • the method includes: receiving, by the second standard network device, indication information sent by the first standard access network device, where The indication information is used to indicate an Internet Protocol IP address of the user equipment in the first standard network, wherein the second standard network includes the second standard access network device; and the second standard network device determines to uninstall according to the IP address.
  • the user equipment corresponding to the downlink data of the second-standard network device; the second-standard network device sends the downlink data to the user equipment.
  • the second standard network device receives the indication information sent by the first standard access network device, where the second standard network device is established with the first standard access network device. When the data transmission tunnel is between, the indication information sent by the first standard access network device is received.
  • the second standard network device receives the data transmission tunnel between the first standard access network device and the first standard access network.
  • the information about the IP address sent by the device includes: the second standard network device receives a tunnel establishment request sent by the first standard access network device, where the tunnel establishment request is used for requesting A data transmission tunnel corresponding to the service bearer of the user equipment is established between the first-standard access network device and the second-standard network device, and the tunnel establishment request carries the indication information; the second-standard network device is established according to the tunnel The request sends a tunnel establishment response to the first standard access network device.
  • the second standard network device receives the data transmission tunnel between the first standard access network device and the first standard access network.
  • the indication information sent by the device includes: the second standard network device sends a tunnel establishment request to the first standard access network device, where the tunnel establishment request is used to request the first standard access network device and the second standard Establishing, by the network device, a data transmission tunnel corresponding to the service bearer of the user equipment, where the second standard network device receives a tunnel establishment response sent by the first standard access network device according to the tunnel establishment request, where the tunnel establishment response carries the Instructions.
  • the method further includes: receiving, by the second standard network device, the first IP packet sent by the user equipment, where the first IP packet carries uplink data and the first The source address of an IP packet is the IP address.
  • the second mode network device sends the uplink data carried in the first IP packet to the first standard access network device according to the source address of the first IP packet.
  • the method further includes: the second standard network device storing the IP address and the second standard network device to the first standard access network device Corresponding relationship between the routing paths; the second-standard network device sends the uplink data carried in the first IP packet to the first-standard access network device according to the source address of the first IP packet, including: Determining, according to the correspondence between the source address of the first IP packet and the stored IP address and the routing path from the second standard network device to the first standard access network device, determining, to the first The standard access network device sends the uplink data carried in the first IP packet; the second standard network device sends the uplink data to the first standard access network device.
  • the second standard network device determines, according to the IP address, data that is offloaded by the first standard access network device to the second standard network device.
  • the method further includes: the second standard network device storing a correspondence between the IP address and a media access control MAC address of the user equipment; the second standard network device receiving the first system a second IP packet sent by the network access device, where the second IP packet carries the downlink data, and the destination address of the second IP packet is the IP address; the second standard network device determines, according to the IP address, The first standard access network device is unloaded to The user equipment corresponding to the downlink data of the second-standard network device includes: the second-standard network device according to the destination address of the second IP packet and the correspondence between the stored IP address and the MAC address of the user equipment The relationship determines the user equipment corresponding to the second IP packet.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • another method for multi-stream aggregation for a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device and a a standard core network device, the first standard access network device is configured to control data offloading from the first standard network to the second standard network, the method comprising: receiving, by the user equipment, an indication sent by the first standard core network device Information, the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first standard network; the user equipment sends the information of the IP address to the first standard access network device, so as to facilitate the first system connection
  • the network access device sends the information of the IP address to the second-standard network device in the second-standard network, and the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device.
  • the method further includes: the user equipment determines to send uplink data to the first standard access network device by using the second standard network device; and the user equipment encapsulates the uplink data into an IP packet.
  • the source address of the IP packet is the IP address; the user equipment sends the IP packet to the second standard network device.
  • the first-standard network is a long-term evolution network
  • the second-standard network is a wireless local area network
  • an apparatus for multi-stream aggregation for a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, the a system of accessing the network device for controlling data offloading from the first system network to the second system network, the device comprising: an obtaining module, configured to obtain an internet protocol IP address of the user equipment in the first standard network; a sending module, configured to send, to the second-standard network device in the second-standard network, first indication information that is used to indicate the IP address obtained by the acquiring module, so that the second-standard network device determines to uninstall according to the IP address.
  • the user equipment corresponding to the data of the second standard network device.
  • the first standard network is a long term evolution network
  • the second The standard network is a wireless local area network.
  • the acquiring module is specifically configured to receive information about the IP address sent by the mobility management entity.
  • the acquiring module is specifically configured to receive information about the IP address sent by the user equipment.
  • the acquiring module is specifically configured to receive information about the IP address sent by the source access network device in the first standard network, where the user equipment is used by the source device The access network device switches to the first standard access network device.
  • the apparatus further includes: a determining module, configured to: offload downlink data of the user equipment to the second standard network device; and a packaging module, where The downlink data is encapsulated into an IP packet, where the destination address of the IP packet is the IP address, and the sending module is further configured to send the IP packet encapsulated by the encapsulating module to the second standard network device, so as to facilitate the second standard.
  • the network device determines the user equipment corresponding to the IP packet according to the destination address of the IP packet, and sends the downlink data carried in the IP packet to the user equipment.
  • the sending module is specifically configured to send the data to the second standard network device when establishing a data transmission tunnel with the second standard network device An indication message.
  • the sending module includes: a first sending unit, configured to send a tunnel establishment request to the second standard network device, where the tunnel establishment request is used to request a data transmission tunnel corresponding to the service bearer of the user equipment is established between the first-standard access network device and the second-standard network device, and the tunnel establishment request carries the first indication information; the first receiving unit is configured to receive The second standard network device sends a tunnel establishment response according to the tunnel establishment request sent by the first sending unit.
  • the sending module includes: a second receiving unit, configured to receive a tunnel establishment request sent by the second standard network device, where the tunnel establishment request is used for And requesting, by the first standard access network device, the data transmission tunnel corresponding to the service bearer of the user equipment, and the second sending unit, configured to receive the tunnel according to the second receiving unit Establishing a request, sending a tunnel establishment response to the second standard network device, where the tunnel establishment response carries the first indication information.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • another apparatus for multi-stream aggregation for a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, The first standard access network device is configured to control data offloading from the first standard network to the second standard network, the device belongs to the second standard network, and the device comprises: a receiving module, configured to receive the first system An indication information sent by the network access device, where the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first standard network, where the determining module is configured to determine to offload to the IP address according to the IP address received by the receiving module The user equipment corresponding to the downlink data of the device, and the sending module, configured to send the downlink data to the user equipment determined by the determining module.
  • the receiving module is specifically configured to receive the indication information sent by the first standard access network device when establishing a data transmission tunnel with the first standard access network device.
  • the receiving module includes: a first receiving unit, configured to receive a tunnel establishment request sent by the first standard access network device, where the tunnel establishment request is used for And requesting, by the first standard access network device, the data transmission tunnel corresponding to the service bearer of the user equipment, and the tunnel establishment request carries the indication information; the first sending unit is configured to use the first The tunnel establishment request received by the receiving unit sends a tunnel establishment response to the first standard access network device.
  • the receiving module includes: a second sending unit, configured to send a tunnel establishment request to the first standard access network device, where the tunnel establishment request is used for the request Establishing a data transmission tunnel corresponding to the service bearer of the user equipment between the first standard access network device and the device; and receiving, by the second receiving unit, the first standard access network device according to the second sending unit
  • the tunnel establishment request sent by the tunnel establishment request is sent, and the tunnel establishment response carries the indication information.
  • the receiving module is further configured to receive a first IP packet sent by the user equipment, where the first IP packet carries uplink data and a source of the first IP packet The address is the IP address, and the sending module is further configured to send the uplink data carried in the first IP packet to the first standard access network device according to the source address of the first IP packet received by the receiving module.
  • the apparatus further includes: a first storage module, configured to store the IP address received by the receiving module, and the device to the first standard access network Corresponding relationship between routing paths of the device;
  • the sending module includes: a determining unit, Determining, according to a correspondence between a source address of the first IP packet received by the receiving module and the IP address stored by the first storage module, and a routing path from the device to the first standard access network device Sending the uplink data carried in the first IP packet to the first standard access network device;
  • the third sending unit is configured to send the uplink data to the first standard access network device determined by the determining unit.
  • the apparatus further includes: a second storage module, configured to determine, by the determining module, offloading to the first standard access network device according to the IP address Before the user equipment corresponding to the data of the device, the correspondence between the IP address and the media access control MAC address of the user equipment is stored; the receiving module is further configured to receive the second information sent by the first standard access network device An IP packet, wherein the second IP packet carries the downlink data, and the destination address of the second IP packet is the IP address; the determining module is specifically configured to: according to the destination address of the second IP packet received by the receiving module, The correspondence between the IP address stored in the second storage module and the MAC address of the user equipment determines the user equipment corresponding to the second IP packet.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station, and the device is an access point or an access controller.
  • another apparatus for multi-stream aggregation for use in a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device and a a standard core network device, the first standard access network device is configured to control data offloading from the first standard network to the second standard network, the device comprising: a receiving module, configured to receive the first standard core network device And the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first standard network; and the sending module is configured to send, to the first standard access network device, the indication information received by the receiving module Information of the IP address, so that the first-standard access network device sends the information of the IP address to the second-standard network device in the second-standard network, and the second-standard network device determines to uninstall to the IP address according to the IP address.
  • the user equipment corresponding to the data of the second standard network device.
  • the apparatus further includes: a determining module, configured to determine, by using the second standard network device, send uplink data to the first standard access network device; and a packaging module, configured to use the uplink data Encapsulated as an IP packet, where the source address of the IP packet is the IP address; the sending The module is further configured to send the IP packet encapsulated by the encapsulation module to the second standard network device.
  • the first-standard network is a long-term evolution network
  • the second-standard network is a wireless local area network
  • a method and apparatus for multi-stream aggregation acquires an IP address of a user equipment in a first-standard network by using a first-standard access network device, and sends the IP address to the second-standard network device.
  • a first indication information for indicating the IP address so that the second standard network device can determine, according to the IP address, the user equipment corresponding to the data that is offloaded to the second standard network device, and send the data to the user equipment
  • data offloading from the first-standard network controlled by the first-standard access network device to the second-standard network is implemented, thereby improving system performance and user experience.
  • FIG. 1 is a schematic diagram of a system architecture for data offloading of a 3GPP network by a WLAN network in the prior art.
  • FIG. 2 is a schematic diagram of an application scenario according to an embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of a method for multi-stream aggregation provided by an embodiment of the present invention.
  • FIG. 4 is a schematic flowchart of another method for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 5 is a schematic flowchart of another method for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 6 is a schematic flowchart of another method for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 7 is a schematic flowchart of another method for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 8 is a schematic block diagram of an apparatus for multi-stream aggregation provided by an embodiment of the present invention.
  • FIG. 9 is a schematic block diagram of another apparatus for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 10 is a schematic block diagram of another apparatus for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 11 is a schematic block diagram of another apparatus for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 12 is a schematic block diagram of another apparatus for multi-stream aggregation according to an embodiment of the present invention.
  • FIG. 13 is a schematic block diagram of another apparatus for multi-stream aggregation according to an embodiment of the present invention.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • a user equipment may be referred to as a terminal (Mobile), a mobile station (Mobile Station, MS), a mobile terminal (Mobile Terminal), etc.
  • the user equipment may be A radio access network (RAN) communicates with one or more core networks.
  • the user equipment may be a mobile phone (or a cellular phone), a computer with a mobile terminal, etc., for example, the user equipment may also Portable, pocket-sized, handheld, computer-integrated or in-vehicle mobile devices that exchange voice and/or data with a wireless access network.
  • the base station may be a Base Transceiver Station (BTS) in GSM or CDMA, a base station (NodeB) in WCDMA, or an evolved base station in LTE ( Evolved Node B, eNB or e-NodeB), which is not limited by the present invention.
  • BTS Base Transceiver Station
  • NodeB base station
  • LTE evolved Node B, eNB or e-NodeB
  • the communication system 100 includes a first system network and a second system network, wherein the first system network and the second system network can have different communication systems.
  • the first standard network may be a 3GPP network, for example, the first standard network is LTE or GSM;
  • the second standard network may be a non-3GPP network, for example, the second standard network is a WLAN, but the present invention The embodiment is not limited to this.
  • the first standard network includes a first standard access network and a first standard core network.
  • the first-standard access network may include a first-standard access network device 102 (e.g., a base station), the first-standard core network including one or more core network devices, for example, a PDN-GW 104, a mobility management entity (Mobile Management) Entity, MME), and so on.
  • the second-standard network includes a second-standard network device 106, wherein the second-standard network device 106 can be an access network device (eg, an access point) or a controller of the access network device in the second-standard network ( For example, an access controller) or other device, but the embodiment of the present invention is not limited thereto.
  • the communication system 100 can also include one or more user equipments 108 that can access (or attach to) the first-standard access network device 102 by performing a random access procedure, at this time, the PDN- The GW may allocate an Internet Protocol (IP) address to the user equipment 108, and may notify the user equipment 108 of the IP address by the MME through a Non-Access Stratum (NAS) message.
  • IP Internet Protocol
  • NAS Non-Access Stratum
  • the user equipment 108 may be in accordance with an indication sent by the first-standard access network device 102 or according to the user equipment 108 to the second-standard network. The result of the scanning is accessed to the second standard access network device 106.
  • the user equipment 108 can be associated with the second standard access network device 106 while maintaining the radio resource control (RRC) connection with the first standard access network device 102, that is, the first system.
  • RRC radio resource control
  • the access network device 102 and the second standard access network device 106 simultaneously provide services for the user device 108, but the embodiment of the present invention is not limited thereto.
  • the first-standard access network device 102 is configured to control and manage data offloading in the first-standard network, and perform data offloading to the second-standard network. Specifically, data offloading may be performed by a Packet Data Convergence Protocol (PDCP) layer of the first standard access network device, but the embodiment of the present invention is not limited thereto.
  • PDCP Packet Data Convergence Protocol
  • the first standard access network device 102 and the second standard network device corresponding to the second standard access network device 106 may have a wireless interface, so that the first standard access network device 102 can data of the user equipment.
  • the second standard network device is offloaded to the second system network, wherein the second standard network device corresponding to the second standard access network device 106 may be the second standard access network device 106 itself or the second The control device or other device of the system access network device is not limited in this embodiment of the present invention.
  • the first-standard access network device 102 can determine whether to offload data carried by a certain service of the user equipment to the second-standard network. Specifically, the first-standard access network device 102 can determine that all the data in the service bearer is transmitted through the first-standard network, that is, the data in the service bearer is not offloaded to the second-standard network. The downlink data in the service bearer passes through the first system core in turn. The network and the first-standard access network device arrive at the user equipment.
  • the first-standard access network device 102 may determine that all data in the service bearer is transmitted through the second-standard network, that is, all data carried by the service is offloaded to the second-standard network, and the service bearer is The downlink data sequentially reaches the user equipment through the first standard core network, the first standard access network device, and the second standard network device.
  • the first-standard access network device 102 may determine that part of the data in the service bearer is transmitted through the first-standard network, and another part of the data is transmitted through the second-standard network, that is, part of the data carried by the service is offloaded to the first A two-standard network, and another portion of data is retained for transmission in the first-standard network.
  • the first-standard access network device 102 may determine, according to factors such as the current network load status and the link quality, whether the received downlink data needs to be offloaded to the second-standard network, but Embodiments of the invention are not limited thereto.
  • the data unloading is managed and controlled by the first-standard access network device, and the first-standard access network device can be compared with the prior art in which the PDN-GW is responsible for controlling the data offload.
  • the decision of the network state can improve the overall performance of the system.
  • the communication system 100 supports Multi-Stream Aggregation (MSA) technology, that is, part of data carried by the service can be directly transmitted through the first-standard network, and another part of data can be offloaded to the second-standard network for transmission, and
  • MSA Multi-Stream Aggregation
  • FIG. 2 only shows components related to the embodiments of the present invention.
  • the communication system 100 may further include other components.
  • the first system network and the second system network may further include other components, and the embodiment of the present invention does not. Limited to this.
  • FIG. 3 is a schematic flowchart of a method 200 for multi-stream aggregation according to an embodiment of the present invention.
  • the method 200 may be applied to a communication system including a first standard network and a second standard network, where the first standard network includes The first standard access network device is configured to control data offloading from the first standard network to the second standard network.
  • the communication system may be the communication system 100, but the embodiment of the present invention is not limited thereto.
  • the method 200 is performed by the first standard access network device.
  • S220 Send, to the second-standard network device in the second-standard network, first indication information that is used to indicate the IP address, so that the second-standard network device determines, according to the IP address, offloading to the second-standard network device.
  • the user equipment corresponding to the data The user equipment corresponding to the data.
  • the first standard network may include a first standard core network and a first standard access network, and the first standard access network device belongs to the first standard access network.
  • the second-standard network device includes the second-standard network device, and the first-standard access network device and the second-standard access network device corresponding to the second-standard network device currently provide services for the user equipment.
  • the first standard access network device and the second standard network device may have a wireless interface.
  • the first-standard access network device may determine to partially or completely offload data corresponding to a certain bearer of the user equipment to the second-standard network device, and send the service to the user equipment by using the second-standard network device. Data (ie, data that is offloaded to the second standard network).
  • the method for multi-stream aggregation acquires an IP address of the user equipment in the first-standard network by using the first-standard access network device, and sends the IP address to the second-standard network device to indicate the IP address. a first indication information of the address, so that the second-standard network device can determine, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device, and send the data to the user equipment, thereby implementing Data unloading from the first-standard network controlled by the first-standard access network device to the second-standard network improves system performance and user experience.
  • the first system network and the second system network can simultaneously provide services for user equipment.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station.
  • the second standard network device is an access point or an access controller.
  • the IP address may be allocated by the PDN-GW to the user equipment in the process of accessing the first mode network by the user equipment, and the PDN-GW may notify the IP address by using the MME.
  • User equipment but embodiments of the present invention are not limited thereto.
  • the first-standard access network device can learn the IP address through multiple channels. As an optional embodiment, if the first-standard network is LTE, S210, acquiring an IP address of the user equipment in the first-standard network includes:
  • the first mode access network device may receive the S1 signaling sent by the MME, where the S1 signaling carries the information of the IP address, where the S1 signaling may be initially sent by the MME to the eNB.
  • the following is an original Context Setup Request, or a Path Switch Request Acknowledge sent by the MME to the eNB, but the embodiment of the present invention is not limited thereto.
  • S210 Obtain an IP address of the user equipment in the first standard network, including:
  • the first standard access network device may receive the RRC signaling sent by the user equipment, where the RRC signaling carries the information of the IP address, where the user equipment may obtain the NAS signaling sent by the MME.
  • the information of the IP address but the embodiment of the present invention is not limited thereto.
  • the first standard access network device is currently providing services for the user equipment, and before the handover, the source access network in the first standard network The device provides services for the user device.
  • the source access network device may notify the first standard access network device of the IP address of the user equipment in the first standard network, for example: The handover request message (Handover Request), but the embodiment of the present invention is not limited thereto.
  • the first standard access network device receives information of the IP address sent by the source access network device in the first standard network.
  • the first-standard access network device may obtain the IP address by using other methods, and the embodiment of the present invention is not limited thereto.
  • the first-standard access network device may further notify the second-standard network of the IP address, and perform data transmission between the second-standard network and the user equipment. Specifically, the first-standard access network device may perform data transmission between the second-standard network device and the user equipment, where the second-standard network device has wireless communication with the first-standard access network device. interface.
  • the second-standard network device may determine an IP address of the user equipment in the first-standard network in multiple manners. For example, the second standard network device may receive the information of the IP address sent by the user equipment, or the second standard network device may receive the information of the IP address sent by the first standard access network device, but the implementation of the present invention The example is not limited to this.
  • the first standard access network device may send the first indication information to the second standard network device in multiple manners.
  • the first standard access network device can be established with the When the data transmission tunnel between the second standard network devices (for example, a GPRS tunnel protocol (GTP) tunnel), the first indication information is sent to the second standard network device, and the data transmission may also be established.
  • the first indication information is sent to the second-standard network device in the process of the tunnel or after the data transmission tunnel is established, and the embodiment of the present invention is not limited thereto.
  • the first indication information for indicating the IP address is sent to the second-standard network device, including:
  • the first indication information is sent to the second standard network device when establishing a data transmission tunnel with the second standard network device.
  • the establishment of the data transmission tunnel may be initiated by the first standard access network device or the second standard network device.
  • the second-standard network device may determine, by using a plurality of manners, the first-standard access network device currently accessed by the user equipment, for example, the second standard
  • the network device may receive information (eg, identification information, address information, and the like) of the first-standard access network device sent by the user equipment, or the second-standard network device may be extended with the security authentication device on the network side.
  • the first standard access network device that is sent by the security authentication device for example, an authentication, authorization, and accounting (AAA) server
  • AAA authentication, authorization, and accounting
  • the user equipment may access the second standard access network device corresponding to the second standard network device by using a WLAN Control Protocol (WLCP) signaling to the first
  • WLCP WLAN Control Protocol
  • the two-standard network device sends the information of the first-standard access network device. If the second-standard network device corresponding to the second-standard access network device is different from the second-standard access network device, the user device may access the second-standard access network device corresponding to the second-standard network device.
  • WLCP WLAN Control Protocol
  • the second-standard network device sends the information of the first-standard access network device
  • the user equipment may send the information of the first-standard access network device to the AP associated with the user equipment, so that the AP is
  • the AC corresponding to the AP sends the information of the first-standard access network device, but the embodiment of the present invention is not limited thereto.
  • the first indication information includes:
  • the service carries the corresponding data transmission tunnel
  • the tunnel establishment request may be specifically a session establishment request, where the tunnel establishment request may carry the IP address information and the tunnel endpoint identifier allocated by the second-standard network device for the user equipment for user plane transmission.
  • the Tunnel Endpoint Identifier (TEID) information after receiving the tunnel establishment request, the first-standard access network device may send a tunnel establishment response to the second-standard network device, for example, a session establishment response (create session response)
  • the tunnel establishment response may carry the information of the IP address of the user equipment in the first-standard network, and may further carry the IP allocated by the first-standard access network device for the user equipment for user plane transmission. Address information and TEID information, but embodiments of the present invention are not limited thereto.
  • the IP address of the user equipment in the first standard network is used for data offloading by the first standard access network device to the second standard network device, and the second standard network The device may determine a routing path of the data packet according to the IP address carried in the received uninstall data.
  • the IP address of the user equipment in the first-standard network may be allocated by the PDN-GW, but the embodiment of the present invention is not limited thereto.
  • the IP address allocated by the first mode access network device and the second standard network device for the user plane for user plane transmission may be used to distinguish the first standard access network device from the second standard network device. Different data transmission tunnels are established, wherein the first standard access network device and the second standard network device can allocate different IP addresses for user plane transmission for different data transmission tunnels.
  • the IP address transmitted on the user plane can be used to identify a data transmission tunnel independently; or the first standard access network device and the second standard network device can allocate the same for user plane transmission for multiple data transmission tunnels.
  • the IP address and the TEID for the user plane transmission may jointly identify a data transmission tunnel, but the embodiment of the present invention is not limited thereto.
  • the IP address of the user equipment refers to the IP address of the user equipment in the first standard network, but the embodiment of the present invention is not limited thereto.
  • the establishment of the data transmission tunnel is initiated by the first standard access network device, and correspondingly, when establishing a data transmission tunnel with the second standard network device, Sending the first indication information to the second standard network device, including:
  • tunnel establishment request carries the first indication information
  • the data transmission tunnel may be a first data transmission tunnel established between the first standard access network device and the second standard network device.
  • the tunnel establishment request may be specifically a session establishment request.
  • the data transmission tunnel may not be the first data transmission tunnel between the first standard access network device and the second standard network device.
  • the tunnel establishment request may be specifically a bearer setup request. (create bearer request), but the embodiment of the present invention is not limited thereto.
  • the tunnel establishment request may carry the IP address information and TEID information allocated by the first-standard access network device for the user equipment for user plane transmission, and the second-standard network device may receive the tunnel establishment request according to the current A network status (eg, current load, amount of data buffer, etc.) determines whether to agree to offload data in the first-standard network, and sends a tunnel to the second-standard network device when it is determined to agree to offload data in the first-standard network Establishing a response, such as a create session response or a create bearer response, the tunnel establishment response may carry IP address information allocated by the second-standard network device for the user equipment for user plane transmission and TEID information, but the embodiment of the present invention is not limited thereto.
  • the first-standard access network device can determine the second-standard network device that the user equipment currently corresponds to in multiple manners.
  • the method 200 before sending the tunnel establishment request to the second-standard network device, the method 200 further includes:
  • the second-standard network device corresponding to the second-standard access network device currently accessed by the user equipment may be specifically the second-standard network device corresponding to the second-standard access network device currently accessed by the user equipment.
  • the second-standard network device corresponding to the second-standard access network device may be the second-standard access network device itself (for example, an AP), or the second-standard network corresponding to the second-standard access network device.
  • the device may be a control device (for example, an AC) of the second-standard access network device, or the second-standard network device corresponding to the second-standard access network device may be another device in the second-standard network, and the implementation of the present invention This example does not limit this.
  • the user equipment may perform a random access procedure to access the first standard access network device before accessing the second standard network, and after the user equipment successfully accesses the second standard access network device, Sending the access completion indication information to the first standard access network device by using RRC signaling or other signaling, where the user equipment may actively send the access complete indication information or according to the first standard access network device.
  • the indication of the access completion indication information is sent, and the embodiment of the present invention is not limited thereto.
  • the access completion indication information may include information of the second standard network device, for example, identification information of the second standard network device.
  • the first-standard access network device may determine an IP address of the second-standard network device according to the identifier information, and initiate establishment of a data transmission tunnel to the second-standard network device according to the IP address.
  • the access completion indication information may further include the second-standard access network device.
  • Information such as a Basic Service Set Identifier (BSSID) and/or an IP address.
  • BSSID Basic Service Set Identifier
  • the first standard access network device may determine the second information according to the information of the second standard access network device.
  • the second access type network device corresponding to the standard access network device but the embodiment of the present invention is not limited thereto.
  • the user equipment may determine the second-standard access network device in multiple manners.
  • the user equipment may actively perform a WLAN search to determine the second-standard access network device.
  • the method 200 before the receiving the access completion indication information sent by the user equipment, the method 200 further includes:
  • the measurement configuration message carries measurement configuration information of at least one candidate access network device in the second standard network, where the at least one candidate access network device includes the second standard network device;
  • the receiving the access completion indication information sent by the user equipment includes:
  • the measurement configuration message may carry measurement configuration information of each candidate access network device in the at least one candidate access network device, where the measurement configuration information may include identification information of the candidate access network device, for example, a basic service set
  • the Basic Service Set Identifier (BSSID) may further carry the measurement report amount (for example, signal reception strength and/or signal reception quality), but the embodiment of the present invention is not limited thereto.
  • the user equipment may perform measurement on each of the designated candidate access network devices according to the measurement configuration message. Specifically, the user equipment may send a signal to each candidate access network device (for example, a beacon frame) is measured to obtain each candidate for The measurement result of the access network device.
  • the user equipment may select a second standard access network device from the at least one candidate access network device according to a measurement result of each candidate access network device, and access the second standard access network device.
  • the user equipment accessing the second access network device may include the user equipment being associated with the second standard access network device.
  • the user equipment may send an association establishment request to the second standard access network device, and receive an association establishment response sent by the second standard access network device, but the embodiment of the present invention is not limited thereto.
  • the user equipment may also determine the second standard access network device according to the indication of the first standard access network device.
  • the method 200 further includes:
  • the access indication information may specifically indicate that the second-standard network device is configured as a secondary carrier or a secondary cell of the user equipment, but the embodiment of the present invention is not limited thereto.
  • the access completion indication information may be further used to indicate that the user equipment successfully accesses the second standard access network device, but the embodiment of the present invention is not limited thereto.
  • the first standard access network device may determine whether to allow data offloading by using the second standard network device.
  • the first-standard access network device may initiate establishment of a data transmission tunnel to the second-standard access network device.
  • the first-standard access network device may directly send a tunnel establishment request to the second-standard network device, without performing determining whether to allow the second standard to be passed.
  • the network device performs the operation of data offloading, and the embodiment of the present invention is not limited thereto.
  • the first standard access network device may notify the user equipment to correspond to the service bearer.
  • the establishment of the data transmission tunnel is such that the user equipment can determine how to send the uplink data carried by the service. Accordingly, the method 200 further includes:
  • Radio resource control signaling carries tunnel indication information
  • the tunnel indication information is used to indicate that data transmission is completed between the first standard access network device and the second standard network device.
  • the establishment of the tunnel, and the radio resource control signaling carries the service bearer information corresponding to the data transmission tunnel.
  • the user equipment may determine that the data transmission tunnel corresponding to the service bearer between the first-standard access network device and the second-standard network device has been established, and may perform uplink data offloading of the corresponding service bearer.
  • the method 200 further includes:
  • the first-standard core network device may include a first-standard core network device.
  • the first-standard access network device may receive the first-standard core network device through the first-standard access network device and the first standard.
  • PDU PDCP protocol data unit
  • the first-standard access network device may determine, according to the data transmission tunnel between the first-standard access network device and the first-standard core network device, that the downlink data is sent to the user equipment, and determine whether The downlink data is offloaded to the second standard network for transmission.
  • the first-standard access network device may be based on a current network state (eg, current load status, current resource usage, current state of a link between the first-standard access network device and the user equipment, etc.) Determining whether to offload the downlink data to the second standard network for transmission, but the embodiment of the present invention is not limited thereto.
  • a current network state eg, current load status, current resource usage, current state of a link between the first-standard access network device and the user equipment, etc.
  • the first standard access network device may encapsulate the downlink data into an IP packet, so that the destination address of the IP packet is the IP address, for example, An extra header is added outside the downlink data, and the destination address in the header is set to the IP address to obtain the IP packet.
  • the first standard access network device may use the PDCP PDU as a payload, and add a packet header outside the PDCP PDU to obtain an IP packet.
  • the first standard access network device can send the IP packet to the second standard network device, so that the first The two-standard network device determines, according to the destination address in the IP packet, that the downlink data carried in the IP packet is sent to the user equipment, and sends the downlink data carried in the IP packet to the user equipment.
  • the second-standard network device may directly send the IP packet to the user equipment without performing any processing, or may also send the IP packet after processing, for example, the second-standard network device may perform a de-packet header. The operation is performed to obtain the downlink data carried in the IP packet, and the downlink data is encapsulated into an IP packet whose destination address is an IP address of the user equipment in the second standard network, but the embodiment of the present invention is not limited thereto.
  • the first standard access network device may receive the first uplink data packet sent by the second standard network device, where the first uplink data packet carries uplink unloading data (specifically, may be a PDCP PDU) And the source address of the first uplink data packet is an IP address of the user equipment in the first standard network or the second standard network.
  • the first standard access network device may determine, according to the source address in the first uplink data packet, that the first uplink data packet is from the user equipment, and process the first uplink data packet to obtain The second uplink data packet (for example, a service data unit (SDU)). Then, the first standard access network device may send the second uplink data packet to the first standard core network, but the embodiment of the present invention is not limited thereto.
  • SDU service data unit
  • the method for multi-stream aggregation acquires the IP address of the user equipment in the first-standard network by the first-standard access network device, and the first-standard access network device moves to the second system.
  • the network device sends the first indication information for indicating the IP address, so that the second standard network device can determine, according to the IP address, the user equipment corresponding to the downlink data that is offloaded to the second standard network device, and
  • the device sends the downlink data, thereby implementing data offloading from the first standard network controlled by the first standard access network device to the second standard network, thereby improving system performance and user experience.
  • the method for multi-stream aggregation provided by the embodiment of the present invention is described in detail above with reference to FIG. 3 from the perspective of the first-standard access network device. The following describes the embodiment of the present invention from the perspective of the second-standard network device. A method provided for multi-stream aggregation.
  • FIG. 4 illustrates another method 300 for multi-stream aggregation provided by an embodiment of the present invention.
  • the method 300 can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access network device is used to control the Data offloading from a standard network to the second standard network.
  • the communication system may be the communication system 100, but the embodiment of the present invention is not limited thereto.
  • the method 300 can be performed by a second mode network device in a second mode network.
  • S310 Receive indication information sent by the first standard access network device, where the indication information is used to indicate an IP address of the user equipment in the first standard network.
  • the first standard network may include a first standard core network and a first standard access network, and the first standard access network device belongs to the first standard access network.
  • the second standard network includes the second standard network device, and the second standard network device and the first standard access network device can currently provide services for the user equipment.
  • the first standard access network device and the second standard network device may have a wireless interface, and correspondingly, the first standard access network device may pass the first standard access network device and the second standard network device The wireless interface between the two sends the indication information to the second standard network device.
  • the method for multi-stream aggregation receives, by the second-standard network device, indication information that is sent by the first-standard access network device to indicate an IP address of the user equipment in the first-standard network.
  • the second standard network device may determine, according to the IP address, the user equipment corresponding to the downlink data, when receiving the downlink data that is offloaded by the first standard access network device to the second standard network device, and The downlink data is sent to the user equipment, so that data offloading from the first standard network controlled by the first standard access network device to the second standard network can be implemented, thereby improving system performance and user experience.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • the second standard network device may also be other devices in the second standard network, and the embodiment of the present invention is not limited thereto.
  • the second standard network device can determine the IP address of the user equipment in the first standard network in multiple manners. For example, the second-standard network device receives the information of the IP address reported by the user equipment, or the second-standard network device may receive the indication information sent by the first-standard access network device, where the indication information may include the IP Information of the address, but the embodiment of the present invention is not limited thereto.
  • the second standard network device can establish data with the first standard access network device Receiving the indication information sent by the first standard access network device when transmitting the tunnel, or receiving the indication information sent by the first standard access network device in the process of establishing a data transmission tunnel or after establishing a data transmission tunnel
  • the embodiment of the invention is not limited thereto.
  • S310 receiving the indication information sent by the first standard access network device, includes:
  • the establishment of the data transmission tunnel may be initiated by the first standard access network device or the second standard network device.
  • the receiving the indication information sent by the first standard access network device includes:
  • the tunnel establishment request is used to request to establish data corresponding to the service bearer of the user equipment between the first standard access network device and the second standard network device. Transmitting a tunnel, and the tunnel establishment request carries the indication information;
  • the data transmission tunnel may be a first data transmission tunnel between the first standard access network device and the second standard network device.
  • the tunnel establishment request may be specifically a session establishment request (create session request); Or the data transmission tunnel is not the first data transmission tunnel between the first standard access network device and the second standard network device.
  • the tunnel establishment request may be a create bearer request, but Embodiments of the invention are not limited thereto.
  • the tunnel establishment request may carry the IP address information and TEID information allocated by the first-standard access network device for the user equipment for user plane transmission, and the second-standard network device may receive the tunnel establishment request according to the current A network status (eg, amount of cached data) determines whether to agree to offload data in the first-standard network, and sends a tunnel establishment response, such as session establishment, to the second-standard network device upon determining to agree to offload data in the first-standard network
  • the tunnel establishment response may carry the IP address information and TEID information allocated by the second-standard network device for the user plane transmission for the user plane, but the present invention is a response (create session response) or a bearer response (create bearer response). The embodiment is not limited to this.
  • the tunnel establishment request further carries service bearer information corresponding to the data transmission tunnel
  • the method 300 before sending a tunnel establishment response to the first standard access network device, the method 300 further includes:
  • the second-standard network device can determine whether to allow the data transmission tunnel to be established according to a current state (eg, a data buffer amount, etc.).
  • the second-standard network device may determine, according to the service bearer information, whether to allow data of the service to be transmitted through the second-standard network device, but the embodiment of the present invention is not limited thereto.
  • the receiving the indication information sent by the first standard access network device includes:
  • Transmission tunnel Sending a tunnel establishment request to the first standard access network device, where the tunnel establishment request is used to request to establish data corresponding to the service bearer of the user equipment between the first standard access network device and the second standard network device.
  • the second-standard network device initiates establishment of a data transmission tunnel, where the second-standard network device can determine, by using a plurality of manners, the first-standard access network device currently accessed by the user equipment, for example, the second
  • the system network device may receive the information of the first-standard access network device sent by the user equipment, or the second-standard network device may receive the security authentication device during the process of authenticating with the network-side security authentication device (for example, The AAA server transmits the information of the first-standard access network device, but the embodiment of the present invention is not limited thereto.
  • the second-standard network device may route the received data packet according to the IP address.
  • the method 300 further includes:
  • the second standard network device may determine, according to the source address of the first IP packet, the next hop node of the uplink data carried in the first IP packet, and send the first IP address to the next hop node.
  • the upstream data carried in the package may directly send the first IP packet to the next hop node without processing, or the second standard network device may process the first IP packet and send the processed First IP packet, but embodiments of the present invention are not limited this.
  • the second-standard network device may further determine an IP address of the user equipment in the second-standard network, where the IP address of the user equipment in the second-standard network may be AC/Dynamic Host Configuration Protocol (DHCP) mode. If the second-standard network device receives the IP packet whose source address is the IP address of the user equipment in the second-standard network, it may determine that the IP packet is sent to the Internet, but the embodiment of the present invention is not limited thereto.
  • DHCP AC/Dynamic Host Configuration Protocol
  • the method 300 further includes:
  • the sending according to the source address of the first IP packet, the uplink data carried in the first IP packet to the first standard access network device, including:
  • the device Determining to the first standard access network according to a correspondence between a source address of the first IP packet and the stored IP address and a routing path from the second standard network device to the first standard access network device The device sends the uplink data carried in the first IP packet.
  • the second standard network device sends the uplink data to the first standard access network device.
  • the second standard network device may store a correspondence between the IP address and an IP address of the first standard access network device, or the second standard network device may also store the IP address and the second standard network.
  • the correspondence between the device and the next hop node of the second-standard network device in the routing path of the first-standard access network device but the embodiment of the present invention is not limited thereto.
  • the second-standard network device may also store a correspondence between an IP address of the user equipment in the second-standard network and a routing path from the second-standard network device to the Internet, and receive the source.
  • the address is an IP packet of the IP address of the user equipment in the second-standard network
  • determining that the IP packet is sent by the user equipment to the Internet through the second-standard network and sending the Internet packet to the Internet through the second-standard network
  • the uplink data carried in the IP packet but the embodiment of the present invention is not limited thereto.
  • the second standard network device can store the correspondence between the multiple IP addresses of the user equipment and the routing path, where the correspondence may include the IP address and the IP address of the user equipment in the first standard network. Corresponding relationship between the routing path of the second-standard network device to the first-standard access network device, and the IP address of the user equipment in the second-standard network and the second device by the second-standard network device between the routing paths of the standard network reaching the Internet Corresponding to the relationship, and determining the next hop node of the data carried by the data packet according to the received source address in the data packet sent by the user equipment and the stored multiple correspondences, but the embodiment of the present invention is not limited thereto.
  • the transmission path of the uplink data may be determined, that is, it needs to be sent to the Internet through the second standard network, and needs to be sent to the first standard network, or needs to be sent to the first through the second standard network.
  • System network transmission the user equipment may encapsulate the uplink data into a data packet according to the transmission path of the uplink data, where the user equipment may source the data packet if the uplink data needs to be sent to the Internet through the second standard network.
  • the address is set to an IP address of the user equipment in the second standard network, and if the uplink data needs to be sent to the first standard network through the second standard network, the user equipment may set the source address of the data packet.
  • the IP address of the user equipment in the first-standard network, and the data carried in the data packet is sent to the second-standard network device, so that the second-standard network device can be based on the source address of the data packet.
  • the next hop address of the data carried in the data packet is determined, but the embodiment of the present invention is not limited thereto.
  • the method 300 before S320, the method 300 further includes:
  • the second IP packet receives, by the first standard access network device, the second IP packet, where the second IP packet carries the downlink data that is offloaded to the second standard network device, and the destination address of the second IP packet is the IP address;
  • S320 determining, according to the IP address, the user equipment corresponding to the downlink data that is offloaded to the second-standard network device, including:
  • the second-standard network device may store a correspondence between an IP address of the user equipment in the first-standard network and a MAC address of the user equipment, and receive the first system
  • the MAC address corresponding to the destination IP address of the downlink IP packet is queried from the stored multiple correspondences, and the user equipment corresponding to the downlink IP packet is determined according to the MAC address, and The corresponding user equipment sends the downlink data carried in the downlink IP packet, but the embodiment of the present invention is not limited thereto.
  • the method for multi-stream aggregation is set by the second system network Receiving, by the first standard access network device, indication information indicating an IP address of the user equipment in the first standard network, and the second standard network device may receive the access network device by the first standard
  • the data of the second-standard network device is offloaded, the user equipment corresponding to the data is determined according to the IP address, and the data is sent to the user equipment, so that the first control by the first-standard access network device can be implemented.
  • Data offloading from a standard network to the second standard network improves system performance and user experience.
  • FIG. 5 illustrates another method 400 for multi-stream aggregation provided by an embodiment of the present invention.
  • the method 400 for multi-stream aggregation can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device and a first system core network device, The first standard access network device is configured to control data offloading from the first standard network to the second standard network.
  • the communication system may be the communication system 100, but the embodiment of the present invention is not limited thereto.
  • the method for multi-stream aggregation can be performed by a user equipment. As shown in FIG. 5, the method 400 for multi-stream aggregation includes:
  • S410 Receive the indication information sent by the first-standard core network device, where the indication information is used to indicate an IP address of the user equipment in the first-standard network.
  • S420 Send the information of the IP address to the first-standard access network device, so that the first-standard access network device sends the information of the IP address to the second-standard network device in the second-standard network, and the The two-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device.
  • the user equipment sends the information of the IP address of the user equipment in the first-standard network to the first-standard access network device, so that the first-standard access can be made.
  • the network device sends the information of the IP address to the second-standard network device in the second-standard network, and the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device. And transmitting the data to the user equipment, thereby implementing data offloading from the first standard network controlled by the first standard access network device to the second standard network, improving system performance and user experience.
  • the first-standard core network device belongs to the first-standard core network, and the first-standard core network device may be the mobility management entity, but the embodiment of the present invention is not limited thereto.
  • the first standard access network device and the second standard network device may currently provide services for the user equipment.
  • the indication information may include information of the IP address.
  • the first-standard core network device may send NAS signaling to the user equipment after the user equipment accesses the first-standard network, the NAS The indication information is carried in the signaling, but the embodiment of the present invention is not limited thereto.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • the second standard network device may also be other devices in the second standard network, and the embodiment of the present invention is not limited thereto.
  • the user equipment may send the information of the IP address to the first standard access network device by using RRC signaling.
  • the first-standard access network device may perform data transmission between the second-standard network device in the second-standard network and the user equipment according to the IP address.
  • the method 400 further includes:
  • the IP packet is sent to the second standard network device.
  • the second standard network device may determine, according to the source address of the IP packet, that the data packet is sent to the first standard network, and send the IP packet to the first standard network device, but
  • the embodiment of the invention is not limited thereto.
  • the transmission path of the uplink data may be determined, that is, it needs to be sent to the Internet through the second standard network, and needs to be sent to the first standard network, or needs to be sent to the first through the second standard network.
  • System network transmission the user equipment may encapsulate the uplink data into a data packet according to the transmission path of the uplink data, where the user equipment may source the data packet if the uplink data needs to be sent to the Internet through the second standard network.
  • the address is set to an IP address of the user equipment in the second standard network, and if the uplink data needs to be sent to the first standard network through the second standard network, the user equipment may set the source address of the data packet.
  • An IP address of the user equipment in the first-standard network and sending the data packet to the second-standard network device, so that the second-standard network device can determine the data packet according to the source address of the data packet.
  • the next hop address but the embodiment of the present invention is not limited thereto.
  • the method 400 further includes:
  • the radio resource control signaling may further carry the service bearer information corresponding to the data transmission tunnel and the uninstallation of the service corresponding to the service bearer information.
  • the unloading type of the service is a first unloading type or a second unloading type, and if the service belongs to the first unloading type, all data of the service is offloaded by the first standard access network device to the second standard If the service belongs to the second unloading type, part of the data in the service is offloaded by the first standard access network device to the second standard network, and another part of the data remains in the first Transmission in a standard network;
  • the determining, by the second standard network device, sending the uplink data to the first standard access network device including:
  • the user equipment can access the second standard network in multiple manners.
  • the user equipment may perform measurement on at least one candidate access network device in the second standard network to obtain a measurement result of each candidate access network device in the at least one candidate access network device, and And determining, according to the measurement result of each candidate access network device in the at least one candidate access network device, the second standard access network device from the at least one candidate access network device. Then, the user equipment can access the second standard access network device.
  • the user equipment may also send the access completion indication information to the first standard access network device after the access to the second standard access network device, where the access completion indication information is used to indicate the user.
  • the identification information of the second-standard access network device that the device accesses but the embodiment of the present invention is not limited thereto.
  • the user equipment may perform measurement on the at least one candidate access network device, or perform measurement on the at least one candidate access network device according to the measurement configuration message sent by the first standard access network device, where the measurement configuration
  • the message includes measurement configuration information of the at least one second-standard candidate access network device, but the embodiment of the present invention is not limited thereto.
  • the user equipment may receive the access indication information sent by the first standard access network device, where the access indication information is used to indicate that the user equipment accesses the second standard access network device, and correspondingly The user equipment may determine to access the second standard access network device according to the access indication information, but the embodiment of the present invention is not limited thereto.
  • the user equipment sends the information of the IP address of the user equipment in the first-standard network to the first-standard access network device, so that the first-standard access can be made.
  • the network device sends the network device to the second standard network device in the second standard network Information of the IP address, and the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device, and sends the data to the user equipment, thereby implementing the first standard
  • the data is offloaded by the first-standard network controlled by the access network device to the second-standard network to improve system performance and user experience.
  • the first-standard network is LTE
  • the first-standard access network device is an evolved base station (eNB)
  • the second-standard network is a WLAN
  • the second-standard network is an AP, but the embodiment of the present invention is not limited thereto.
  • FIG. 6 is a schematic flowchart of another method 500 for multi-stream aggregation according to an embodiment of the present invention, in which an eNB triggers establishment of a GTP bearer between an eNB and a WLAN node, and in the process of establishing a GTP bearer. Notifying the WLAN node of the IP address of the UE in LTE.
  • the UE accesses the AP.
  • the UE Before the UE accesses the AP, the UE may establish an RRC connection with the eNB.
  • the UE sends RRC signaling to the eNB, where the RRC signaling carries the BSSID of the AP.
  • the eNB may determine, according to the BSSID carried in the RRC signaling, the AP accessed by the UE.
  • the eNB sends a session establishment request (Create Session Request) to the AP, where the session establishment request carries the IP address of the UE in the LTE.
  • a session establishment request (Create Session Request)
  • the AP After receiving the session establishment request sent by the eNB, the AP sends a session establishment response (Create Session Response) to the eNB.
  • a session establishment response Create Session Response
  • the UE may send the identity information (eg, BSSID) of the AP that it accesses to the eNB through RRC signaling, so that the eNB knows that the UE has successfully accessed the WLAN.
  • the eNB may determine the WLAN IP address corresponding to the identifier information according to the identifier information of the AP, and send a Create Session Request message to the corresponding WLAN IP address, where the message may be
  • the information of the IP address and TEID allocated for the user plane transmission allocated by the eNB side is carried, and carries information of the IP address allocated by the PGW to the UE.
  • the AP may return a Create Session Response message to the eNB, where the message may carry information about the IP address and TEID allocated by the WLAN side for user plane transmission.
  • a data transmission tunnel corresponding to the service bearer is established between the AP and the eNB.
  • the eNB can offload data in the service to the WLAN by using the data transmission tunnel, or the AP can pass the uplink data sent by the user equipment through the number.
  • the transmission tunnel is transmitted to the eNB, but the embodiment of the present invention is not limited thereto.
  • FIG. 7 is a schematic flowchart of another method 600 for multi-stream aggregation according to an embodiment of the present invention, where a WLAN node triggers establishment of a GTP bearer between an eNB and a WLAN node, and the eNB establishes a GTP bearer.
  • the WLAN node is notified to the IP address of the UE in LTE during the process.
  • the UE accesses the AP.
  • the UE Before the UE accesses the AP, the UE may establish an RRC connection with the eNB.
  • the AAA server In the process of performing EAP authentication between the AP and the AAA server, the AAA server sends the information of the eNB to which the UE is attached to the AP.
  • the eNB may determine, according to information about the eNB, an eNB to which the UE is attached.
  • the AP sends a session establishment request (Create Session Request) to the eNB.
  • the eNB After receiving the session establishment request sent by the AP, the eNB sends a session establishment response (Create Session Response) to the AP, where the session establishment response carries the IP address of the UE in the LTE.
  • a session establishment response (Create Session Response)
  • the UE During the initial access of the UE to the eNB, the UE needs to perform security authentication with the eNB.
  • the MME may inform the HSS/AAA server of the information of the base station to which the UE is attached (for example, the IP address of the base station).
  • the UE accesses the WLAN, the UE needs to perform security authentication with the AP.
  • the AAA server may notify the AP of the obtained information about the base station to which the UE is attached, so that the AP learns the eNB accessed by the UE.
  • the AP may send a Create Session Request message to the eNB, where the message may carry the IP address and TEID information allocated by the WLAN side for user plane transmission.
  • the eNB may return a Create Session Response message to the AP, where the message may carry the IP address and TEID information allocated by the eNB for user plane transmission, and carries the IP address allocated by the PGW for the UE. Address information. In this way, a data transmission tunnel corresponding to the service bearer is established between the AP and the eNB.
  • the eNB may offload data in the service to the WLAN through the data transmission tunnel, or the AP may send the uplink data sent by the user equipment to the eNB through the data transmission tunnel, but the embodiment of the present invention is not limited thereto. this.
  • FIG. 6 and FIG. 7 are intended to help those skilled in the art to better understand the embodiments of the present invention and not to limit the scope of the embodiments of the present invention. Those skilled in the art according to the given It is apparent that various modifications and changes can be made to the examples of FIG. 6 and FIG. 7, and such modifications or variations are also within the scope of the embodiments of the present invention.
  • the data transmission tunnel may be specifically a GTP tunnel or other tunnel, and the embodiment of the present invention is not limited thereto.
  • FIGS. 1 through 7 A method for multi-stream convergence according to an embodiment of the present invention is described in detail above with reference to FIGS. 1 through 7, and an apparatus for multi-stream aggregation according to an embodiment of the present invention will be described below with reference to FIGS. 8 through 13.
  • FIG. 8 shows an apparatus 700 for multi-stream aggregation provided by an embodiment of the present invention.
  • the apparatus 700 can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access network device is used to control the Data offloading from a standard network to the second standard network.
  • the apparatus 700 includes:
  • the obtaining module 710 is configured to obtain an internet protocol IP address of the user equipment in the first standard network.
  • the sending module 720 is configured to send first indication information for indicating the IP address acquired by the obtaining module 710 to the second standard network device in the second standard network, so that the second standard network device is configured according to the IP address. Determining the user equipment corresponding to the data that is offloaded to the second standard network device.
  • the apparatus for multi-stream aggregation obtains the IP address of the user equipment in the first-standard network, and sends the first indication information for indicating the IP address to the second-standard network device, So that the second standard network device can determine the user equipment corresponding to the data that is offloaded to the second standard network device according to the IP address, and send the data to the user equipment, thereby implementing the first standard access network device. Controlling data unloading from the first-standard network to the second-standard network improves system performance and user experience.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • the obtaining The module 710 is specifically configured to receive information about the IP address sent by the mobility management entity.
  • the obtaining module 710 is specifically configured to receive information about the IP address sent by the user equipment.
  • the acquiring module 710 is specifically configured to receive information about the IP address sent by the source access network device in the first standard network, where the user equipment is switched by the source access network device to the first A standard access network device.
  • the source device ie, the source access network device
  • the target device of the handover ie, the first target access network device.
  • the apparatus 700 further includes:
  • a determining module configured to determine to offload downlink data of the user equipment to the second standard network device
  • the encapsulating module is configured to encapsulate the downlink data into an IP packet, where a destination address of the IP packet is the IP address;
  • the sending module 720 is further configured to send the IP packet encapsulated by the encapsulating module to the second standard network device, so that the second standard network device determines the user corresponding to the IP packet according to the destination address of the IP packet.
  • the device sends the downlink data carried in the IP packet to the user equipment.
  • the sending module 720 is specifically configured to send the first indication information to the second standard network device when establishing a data transmission tunnel with the second standard network device.
  • the sending module 720 includes:
  • a first sending unit configured to send a tunnel establishment request to the second standard network device, where the tunnel establishment request is used to request establishment of the user equipment between the first standard access network device and the second standard network device
  • the service carries a corresponding data transmission tunnel, and the tunnel establishment request carries the first indication information
  • the first receiving unit is configured to receive a tunnel establishment response that is sent by the second standard network device according to the tunnel establishment request sent by the first sending unit.
  • the sending module 720 includes:
  • a second receiving unit configured to receive a tunnel establishment request sent by the second standard network device, where the tunnel establishment request is used to request establishment between the first standard access network device and the second standard network device
  • the data transmission tunnel corresponding to the service of the user equipment
  • a second sending unit configured to send the tunnel establishment request according to the second receiving unit to the
  • the second standard network device sends a tunnel establishment response, and the tunnel establishment response carries the first indication information.
  • the apparatus 700 for multi-stream aggregation according to an embodiment of the present invention may correspond to a first-standard access network apparatus in a method for multi-stream aggregation according to an embodiment of the present invention, and is used in the apparatus 700 for multi-stream aggregation.
  • the above and other operations and/or functions of the respective modules are respectively implemented in order to implement the respective processes of the respective methods in FIG. 2 to FIG. 7 , and are not described herein again for brevity.
  • the apparatus for multi-stream aggregation obtains the IP address of the user equipment in the first-standard network, and sends the first indication information for indicating the IP address to the second-standard network device, So that the second standard network device can determine the user equipment corresponding to the data that is offloaded to the second standard network device according to the IP address, and send the data to the user equipment, thereby implementing the first standard access network device. Controlling data unloading from the first-standard network to the second-standard network improves system performance and user experience.
  • FIG. 9 shows another apparatus 800 for multi-stream aggregation provided by an embodiment of the present invention.
  • the apparatus 800 can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access network device is used to control the Data offloading from a standard network to the second standard network.
  • the device 800 belongs to the second system network.
  • the apparatus 800 includes:
  • the receiving module 810 is configured to receive indication information sent by the first standard access network device, where the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first standard network;
  • the determining module 820 is configured to determine, according to the IP address received by the receiving module 810, the user equipment corresponding to the downlink data that is uninstalled to the device 800;
  • the sending module 830 is configured to send the downlink data to the user equipment determined by the determining module 820.
  • the apparatus for multi-stream aggregation receives the indication information sent by the first-standard access network device for indicating the IP address of the user equipment in the first-standard network, and the apparatus may Receiving the downlink data corresponding to the downlink data according to the IP address, and transmitting the downlink data to the user equipment according to the IP address, so that the downlink data can be sent by the user equipment
  • the data is offloaded by the first standard network controlled by the first standard access network device to the second standard network to improve system performance and user experience.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station, and the device 800 is an access point or an access controller.
  • the receiving module 810 is specifically configured to receive the indication information sent by the first standard access network device when establishing a data transmission tunnel with the first standard access network device.
  • the receiving module 810 includes:
  • a first receiving unit configured to receive a tunnel establishment request sent by the first standard access network device, where the tunnel establishment request is used to request establishment of the user equipment between the first standard access network device and the device 800
  • the service carries a corresponding data transmission tunnel, and the tunnel establishment request carries the indication information
  • the first sending unit is configured to send a tunnel establishment response to the first standard access network device according to the tunnel establishment request received by the first receiving unit.
  • the receiving module 810 includes:
  • a second sending unit configured to send a tunnel establishment request to the first standard access network device, where the tunnel establishment request is used to request to establish a service with the user equipment between the first standard access network device and the device 800. Carrying a corresponding data transmission tunnel;
  • the second receiving unit is configured to receive a tunnel establishment response that is sent by the first standard access network device according to the tunnel establishment request sent by the second sending unit, where the tunnel establishment response carries the indication information.
  • the receiving module 810 is further configured to receive a first IP packet sent by the user equipment, where the first IP packet carries uplink data, and a source address of the first IP packet is the IP address;
  • the sending module 830 is further configured to send the uplink data carried in the first IP packet to the first standard access network device according to the source address of the first IP packet received by the receiving module 810.
  • the apparatus 800 further includes:
  • a first storage module configured to store a correspondence between the IP address received by the receiving module 810 and a routing path from the device 800 to the first standard access network device;
  • the sending module 830 includes:
  • a determining unit configured to determine, according to the source address of the first IP packet received by the receiving module 810, the IP address stored by the first storage module, and a routing path from the device 800 to the first standard access network device Corresponding relationship, determining to send the first IP to the first standard access network device The uplink data carried in the packet;
  • a third sending unit configured to send the uplink data to the first standard access network device determined by the determining unit.
  • the apparatus 800 further includes:
  • a second storage module configured to determine, according to the IP address, the IP address and the user equipment before the user equipment corresponding to the data that is unloaded by the first standard access network device to the device 800
  • the media access controls the correspondence between MAC addresses.
  • the receiving module 810 is further configured to receive the second IP packet sent by the first standard access network device, where the second IP packet carries the downlink data, and the destination address of the second IP packet is the IP address. address;
  • the determining module 820 is specifically configured to determine, according to the correspondence between the destination address of the second IP packet received by the receiving module 810 and the IP address stored by the second storage module and the MAC address of the user equipment. The user equipment corresponding to the second IP packet.
  • the apparatus 800 for multi-stream aggregation according to an embodiment of the present invention may correspond to a second-standard network device in a method for multi-stream aggregation according to an embodiment of the present invention, and each of the apparatuses 800 for multi-stream aggregation
  • the above and other operations and/or functions of the modules are respectively implemented in order to implement the respective processes of the respective methods in FIG. 3 to FIG. 7 , and are not described herein again for brevity.
  • the apparatus for multi-stream aggregation receives the indication information sent by the first-standard access network device for indicating the IP address of the user equipment in the first-standard network, and the apparatus may Receiving the downlink data corresponding to the downlink data according to the IP address, and transmitting the downlink data to the user equipment according to the IP address, so that the downlink data can be sent by the user equipment
  • the data is offloaded by the first standard network controlled by the first standard access network device to the second standard network to improve system performance and user experience.
  • FIG. 10 shows another apparatus 900 for multi-stream aggregation provided by an embodiment of the present invention.
  • the apparatus 900 can be applied to a communication system including a first standard network and a second standard network, wherein the first standard network
  • the first standard access network device and the first standard core network device are configured to control data offloading from the first standard network to the second standard network.
  • the apparatus 900 includes:
  • the receiving module 910 is configured to receive the indication information sent by the first-standard core network device, where the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first-standard network;
  • a sending module 920 configured to send, by the first standard access network device, the receiving module 910 to receive The information indicating the IP address indicated by the indication information, so that the first standard access network device sends the information of the IP address to the second standard network device in the second standard network, and the second standard network device according to the The IP address determines the user equipment corresponding to the data that is offloaded to the second-standard network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the device 900 further includes:
  • a determining module configured to determine, by using the second standard network device, to send uplink data to the first standard access network device
  • An encapsulating module configured to encapsulate the uplink data into an IP packet, where a source address of the IP packet is the IP address;
  • the sending module 920 is further configured to send the IP packet encapsulated by the encapsulating module to the second standard network device.
  • the apparatus 900 for multi-stream aggregation according to an embodiment of the present invention may correspond to a user equipment in a method for multi-stream aggregation according to an embodiment of the present invention, and the above-described respective modules in the apparatus 900 for multi-stream aggregation And other operations and/or functions, respectively, in order to implement the corresponding processes of the respective methods in FIG. 4 to FIG. 7, for brevity, no further details are provided herein.
  • the apparatus for multi-stream aggregation can enable the first-standard access network device by transmitting the information of the IP address of the user equipment in the first-standard network to the first-standard access network device. Transmitting the information of the IP address to the second-standard network device in the second-standard network, and the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device, and The data is sent to the user equipment, thereby implementing data offloading from the first standard network controlled by the first standard access network device to the second standard network, thereby improving system performance and user experience.
  • FIG. 11 shows an apparatus 1100 for multi-stream aggregation provided by an embodiment of the present invention.
  • the apparatus 1100 can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access network device is used to control the Data offloading from a standard network to the second standard network.
  • the device 1100 includes:
  • the processor 1110 is configured to obtain an Internet Protocol IP address of the user equipment in the first standard network.
  • the transmitter 1120 is configured to send, to the second standard network device in the second standard network, first indication information for indicating the IP address acquired by the processor 1110, so that the second standard network device is configured according to the IP address. Determining the user equipment corresponding to the data that is offloaded to the second standard network device.
  • the apparatus for multi-stream aggregation obtains the IP address of the user equipment in the first-standard network, and sends the first indication information for indicating the IP address to the second-standard network device, So that the second standard network device can determine the user equipment corresponding to the data that is offloaded to the second standard network device according to the IP address, and send the data to the user equipment, thereby implementing the first standard access network device. Controlling data unloading from the first-standard network to the second-standard network improves system performance and user experience.
  • the processor 1110 may be a central processing unit (“CPU"), and the processor 1110 may also be other general-purpose processors, digital signal processors (DSPs). , an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, and the like.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the apparatus 1100 can also include a memory, which can include read only memory and random access memory, and provides instructions and data to the processor 1110.
  • a portion of the memory may also include a non-volatile random access memory.
  • the memory can also store information of the device type.
  • each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 1110 or an instruction in a form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor 1110 reads the information in the memory and completes the steps of the above method in combination with the hardware thereof. To avoid repetition, it will not be described in detail here.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station
  • the second standard network device is an access point or an access controller
  • the device 1100 further includes a receiver, and the processor 1110 specifically receives the mobility management through the receiver.
  • the device 1100 further includes a receiver, where the processor 1110 receives, by the receiver, information about the IP address sent by the user equipment.
  • the device 1100 further includes a receiver, where the processor 1110 receives, by using a receiver, information about the IP address sent by the source access network device in the first standard network, where the user equipment is used by the receiver.
  • the source access network device switches to the first standard access network device.
  • the source device (ie, the source access network device) of the user equipment sends the information of the IP address of the user equipment to the target device of the handover (ie, the first target access network device).
  • the processor 1110 is further configured to: determine to offload downlink data of the user equipment to the second standard network device; and encapsulate the downlink data into an IP packet, where the destination address of the IP packet For the IP address;
  • the transmitter 1120 is further configured to send the IP packet encapsulated by the processor 1110 to the second standard network device, so that the second standard network device determines the corresponding IP packet according to the destination address of the IP packet.
  • the user equipment sends the downlink data carried in the IP packet to the user equipment.
  • the transmitter 1120 is specifically configured to send the first indication information to the second standard network device when establishing a data transmission tunnel with the second standard network device.
  • the transmitter 1120 is specifically configured to send a tunnel establishment request to the second standard network device, where the tunnel establishment request is used to request establishment between the first standard access network device and the second standard network device.
  • the service of the user equipment carries a corresponding data transmission tunnel, and the tunnel establishment request carries the first indication information;
  • the apparatus 1100 further includes: a receiver, configured to receive a tunnel establishment response sent by the second standard network device according to the tunnel establishment request sent by the transmitter 1120.
  • the apparatus 1100 further includes: a receiver, configured to receive a tunnel establishment request sent by the second standard network device, where the tunnel establishment request is used to request access in the first mode Establishing a data transmission tunnel corresponding to the service bearer of the user equipment between the network device and the second standard network device;
  • the transmitter 1120 is further configured to send a tunnel establishment response to the second standard network device according to the tunnel establishment request received by the receiver, where the tunnel establishment response carries the first indication information.
  • the apparatus 1100 for multi-stream aggregation according to an embodiment of the present invention may correspond to a first-standard access network apparatus in a method for multi-stream aggregation according to an embodiment of the present invention, and is used for multi-stream aggregation
  • the above and other operations and/or functions of the respective modules in the device 1100 are respectively omitted in order to implement the respective processes of the respective methods in FIG. 2 to FIG. 7 for brevity.
  • the apparatus for multi-stream aggregation obtains the IP address of the user equipment in the first-standard network, and sends the first indication information for indicating the IP address to the second-standard network device, So that the second standard network device can determine the user equipment corresponding to the data that is offloaded to the second standard network device according to the IP address, and send the data to the user equipment, thereby implementing the first standard access network device. Controlling data unloading from the first-standard network to the second-standard network improves system performance and user experience.
  • FIG. 12 shows another apparatus 1200 for multi-stream aggregation provided by an embodiment of the present invention.
  • the apparatus 1200 can be applied to a communication system including a first system network and a second system network, wherein the first system network includes a first system access network device, and the first system access network device is used to control the Data offloading from a standard network to the second standard network.
  • the device 1200 belongs to the second system network.
  • the apparatus 1200 includes:
  • the receiver 1210 is configured to receive the indication information sent by the first standard access network device, where the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first standard network;
  • the processor 1220 is configured to determine, according to the IP address received by the receiver 1210, the user equipment corresponding to the downlink data that is uninstalled to the device 1200;
  • the transmitter 1230 is configured to send the downlink data to the user equipment determined by the processor 1220.
  • the apparatus for multi-stream aggregation receives the indication information sent by the first-standard access network device for indicating the IP address of the user equipment in the first-standard network, and the apparatus may Receiving the downlink data corresponding to the downlink data according to the IP address, and transmitting the downlink data to the user equipment according to the IP address, so that the downlink data can be sent by the user equipment
  • the data is offloaded by the first standard network controlled by the first standard access network device to the second standard network to improve system performance and user experience.
  • the processor 1220 may be a CPU, and the processor 1220 may also be other general-purpose processors, DSPs, ASICs, FPGAs, or other programmable logic devices, discrete gates or transistor logic devices, and discrete Hardware components, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the apparatus 1200 can also include a memory that can include read only memory and random access memory and provides instructions and data to the processor 1220.
  • a portion of the memory may also include a non-volatile random access memory.
  • the memory can also store information of the device type.
  • each step of the above method may be completed by an integrated logic circuit of hardware in the processor 1220 or an instruction in the form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor 1220 reads the information in the memory and combines the hardware to perform the steps of the above method. To avoid repetition, it will not be described in detail here.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the first standard access network device is a base station, and the device 1200 is an access point or an access controller.
  • the receiver 1210 is specifically configured to receive the indication information sent by the first standard access network device when establishing a data transmission tunnel with the first standard access network device.
  • the receiver 1210 is specifically configured to receive a tunnel establishment request sent by the first standard access network device, where the tunnel establishment request is used to request the first standard access network device and the device 1200. Establishing a data transmission tunnel corresponding to the service bearer of the user equipment, and the tunnel establishment request carries the indication information;
  • the transmitter 1230 is further configured to send a tunnel establishment response to the first standard access network device according to the tunnel establishment request received by the receiver 1210.
  • the transmitter 1230 is further configured to send a tunnel establishment request to the first standard access network device, where the tunnel establishment request is used to request the first standard access network device and the device 1200. Establishing a data transmission tunnel corresponding to the service bearer of the user equipment;
  • the receiver 1210 is further configured to receive a tunnel establishment response sent by the first standard access network device according to the tunnel establishment request sent by the transmitter 1230, where the tunnel establishment response carries the indication information.
  • the receiver 1210 is further configured to receive a first IP packet sent by the user equipment, where the first IP packet carries uplink data, and a source address of the first IP packet is the IP address;
  • the transmitter 1230 is further configured to send the uplink data carried in the first IP packet to the first standard access network device according to the source address of the first IP packet received by the receiver 1210.
  • the apparatus 1200 further includes:
  • a memory for storing a correspondence between the IP address received by the receiver 1210 and a routing path from the device 1200 to the first standard access network device;
  • the processor 1220 is further configured to: according to the source address of the first IP packet received by the receiver 1210 and the IP address stored in the memory, and a routing path from the device 1200 to the first standard access network device. And determining, by the corresponding relationship, the uplink data carried in the first IP packet to the first standard access network device;
  • the transmitter 1230 is further configured to send the uplink data to the first-standard access network device determined by the processor 1220.
  • the apparatus 1200 further includes:
  • a memory for the processor 1220 to determine, according to the IP address, the IP address and the media access control of the user equipment before the user equipment corresponding to the data of the device 1200 is offloaded by the first standard access network device Correspondence between MAC addresses.
  • the receiver 1210 is further configured to receive the second IP packet sent by the first standard access network device, where the second IP packet carries the downlink data, and the destination address of the second IP packet is the IP address. address;
  • the processor 1220 is specifically configured to determine the second according to the correspondence between the destination address of the second IP packet received by the receiver 1210 and the IP address stored in the memory and the MAC address of the user equipment.
  • the user equipment corresponding to the IP packet.
  • the apparatus 1200 for multi-stream aggregation according to an embodiment of the present invention may correspond to a second-standard network device in a method for multi-stream aggregation according to an embodiment of the present invention, and each of the apparatuses 1200 for multi-stream aggregation
  • the above and other operations and/or functions of the modules are respectively implemented in order to implement the respective processes of the respective methods in FIG. 3 to FIG. 7 , and are not described herein again for brevity.
  • the apparatus for multi-stream aggregation receives the indication information sent by the first-standard access network device for indicating the IP address of the user equipment in the first-standard network, and the apparatus may Receiving the downlink data corresponding to the downlink data according to the IP address, and transmitting the downlink data to the user equipment according to the IP address, so that the downlink data can be sent by the user equipment
  • the data is offloaded by the first standard network controlled by the first standard access network device to the second standard network to improve system performance and user experience.
  • FIG. 13 shows another apparatus 1300 for multi-stream aggregation provided by an embodiment of the present invention, and the apparatus 1300 can be applied to a communication system including a first standard network and a second standard network, where The first-standard network includes a first-standard access network device and a first-standard core network device, and the first-standard access network device is configured to control data offloading from the first-standard network to the second-standard network.
  • the apparatus 1300 includes:
  • the receiver 1310 is configured to receive the indication information sent by the first-standard core network device, where the indication information is used to indicate an Internet Protocol IP address of the user equipment in the first-standard network;
  • the sender 1320 is configured to send the information of the IP address indicated by the indication information received by the receiver 1310 to the first standard access network device, so that the first standard access network device is in the second standard network.
  • the second-standard network device sends the information of the IP address, and the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device.
  • the first standard network is a long term evolution network
  • the second standard network is a wireless local area network.
  • the apparatus 1300 further includes:
  • a processor configured to send uplink data to the first standard access network device by using the second standard network device; and encapsulate the uplink data into an IP packet, where a source address of the IP packet is the IP address;
  • the transmitter 1320 is further configured to send the IP packet encapsulated by the processor to the second standard network device.
  • the apparatus 1300 for multi-stream aggregation according to an embodiment of the present invention may correspond to a user equipment in a method for multi-stream aggregation according to an embodiment of the present invention, and the above-described respective modules in the apparatus 1300 for multi-stream aggregation And other operations and/or functions, respectively, in order to implement the corresponding processes of the respective methods in FIG. 4 to FIG. 7, for brevity, no further details are provided herein.
  • the apparatus for multi-stream aggregation can enable the first-standard access network device by transmitting the information of the IP address of the user equipment in the first-standard network to the first-standard access network device. Transmitting the information of the IP address to the second-standard network device in the second-standard network, and the second-standard network device determines, according to the IP address, the user equipment corresponding to the data that is offloaded to the second-standard network device, and The data is sent to the user equipment, thereby implementing data offloading from the first standard network controlled by the first standard access network device to the second standard network, thereby improving system performance and user experience.
  • association relationship describing the associated object indicates that there may be three relationships.
  • a and / or B can mean: A exists alone, There are three cases of A and B, and B alone.
  • the character / in this paper generally indicates that the contextual object is an OR relationship.
  • the disclosed systems, devices, and methods 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, or an electrical, mechanical or other form of connection.
  • 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 objectives of the embodiments of the present invention.
  • 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.
  • a storage medium includes instructions for causing 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, which can store program codes. .

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  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé et un appareil permettant une convergence multiflux. Le procédé comprend les étapes suivantes : un dispositif de réseau d'accès d'un premier mode détermine une adresse IP d'un équipement utilisateur dans un réseau d'un premier mode ; en fonction de l'adresse IP, le dispositif de réseau d'accès du premier mode décharge partiellement ou entièrement un service de l'équipement utilisateur vers un dispositif de réseau d'accès d'un second mode, le dispositif de réseau d'accès d'un premier mode étant utilisé pour commander le déchargement des données du réseau du premier mode vers le réseau du second mode Le procédé de convergence multiflux selon la présente invention permet d'effectuer le déchargement de données du réseau du premier mode vers le réseau du second mode, qui est commandé par le dispositif de réseau d'accès du premier mode. La performance du système et l'expérience de l'utilisateur s'en trouvent améliorées.
PCT/CN2015/075983 2015-04-07 2015-04-07 Procédé et appareil permettant une convergence multiflux WO2016161551A1 (fr)

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PCT/CN2015/075983 WO2016161551A1 (fr) 2015-04-07 2015-04-07 Procédé et appareil permettant une convergence multiflux
CN201580078338.1A CN107431919A (zh) 2015-04-07 2015-04-07 用于多流汇聚的方法和装置

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PCT/CN2015/075983 WO2016161551A1 (fr) 2015-04-07 2015-04-07 Procédé et appareil permettant une convergence multiflux

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