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WO2016082079A1 - Système de communication, station de base et procédé de communication - Google Patents

Système de communication, station de base et procédé de communication Download PDF

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Publication number
WO2016082079A1
WO2016082079A1 PCT/CN2014/092040 CN2014092040W WO2016082079A1 WO 2016082079 A1 WO2016082079 A1 WO 2016082079A1 CN 2014092040 W CN2014092040 W CN 2014092040W WO 2016082079 A1 WO2016082079 A1 WO 2016082079A1
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WO
WIPO (PCT)
Prior art keywords
base station
service request
request data
terminal
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
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PCT/CN2014/092040
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English (en)
Chinese (zh)
Inventor
田光晓
李亮
郑婵珺
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Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to PCT/CN2014/092040 priority Critical patent/WO2016082079A1/fr
Priority to CN201480026128.3A priority patent/CN105830529A/zh
Publication of WO2016082079A1 publication Critical patent/WO2016082079A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices

Definitions

  • Embodiments of the present invention relate to communication technologies, and in particular, to a communication system, a base station, and a communication method.
  • LTE Long Term Evolution
  • the network architecture of the latest mobile communication technology LTE includes an Evolved Universal Terrestrial Radio Access Network (E-UTRAN) and an Evolved Packet Core (EPC).
  • E-UTRAN Evolved Universal Terrestrial Radio Access Network
  • EPC Evolved Packet Core
  • the access network is connected to the core network, and the core network is connected to the external network.
  • the external network may be the Internet.
  • the access network includes an evolved Node B (e-NodeB, e-NB for short). ).
  • the service data transmission process in the existing LTE network architecture includes: the UE sends the service data to the e-NodeB, and after processing the service data, the e-NodeB sends the processed service data to the core network, as described above in the core network.
  • the device processes it and sends it to the external network.
  • the radio access network corresponding to the E-UTRAN has a long delay, and cannot meet the real-time strong service data processing requirements.
  • the embodiment of the invention provides a communication system, a first base station and a communication method, so as to effectively reduce the delay of the radio access network corresponding to the E-UTRAN.
  • an embodiment of the present invention provides a communication system, including a terminal, a first base station, and an external network, where the first base station is connected to the external network;
  • the terminal is configured to send service request data to the first base station
  • the first base station is configured to acquire the service request data, where the service request data carries the identification information of the terminal, processes the service request data, and obtains the processed service request data according to the identifier of the terminal.
  • the information transmits the processed service request data to the external network.
  • the system further includes a second base station, where the second base station is connected to the first base station;
  • the second base station is configured to receive the to-be-processed service request data sent by the terminal, process the to-be-processed service request data, and obtain the service request data, and send the service request data to the first base station. .
  • the first base station is a macro base station
  • the second base station is a micro base station
  • the service request data is data that is sent by the terminal and processed by the first base station
  • the first base station is further configured to receive the to-be-processed service request data sent by the terminal before acquiring the service request data, and process the to-be-processed service request data.
  • the first base station is configured to perform the service request data Processing, specifically including:
  • the at least one processing performed by the first base station to perform the following request for the service request data includes:
  • the system further includes a core network, the first base station and The core network is connected;
  • the processed service request data is directly sent to the external network
  • the processed service request data is sent to the core network.
  • the first base station is further configured to receive the external network according to The processed service requests data returned by the data, and sends the returned data to the terminal.
  • an embodiment of the present invention provides a base station, where the base station is a first base station, where the first base station includes:
  • An obtaining module configured to obtain service request data, where the service request data carries identifier information of the terminal;
  • a processing module configured to process the service request data, and obtain the processed service request data
  • a sending module configured to send the processed service request data to the external network according to the identifier information of the terminal.
  • the service request data is data that is sent by the terminal by using a second base station, where the first base station further includes a first receiving module, where The station receives the service request data acquired after being processed by the second base station.
  • the service request data is data that is sent by the terminal and processed by the first base station
  • the first base station further includes a second receiving And a module, configured to receive the to-be-processed service request data sent by the terminal, and perform physical layer processing, media access control layer processing, and radio resource control processing on the to-be-processed service request data.
  • the processing module is specifically configured to:
  • Performing at least one of the following processing on the service request data includes:
  • the sending module specifically includes:
  • a determining unit configured to determine whether the identifier information of the terminal is included in the identifier database stored in the first base station, where the identifier database stores identifier information of at least one terminal;
  • a first sending unit configured to: if the identifier database stored in the first base station includes the identifier information of the terminal, send the processed service request data directly to an external network;
  • the second sending unit is configured to: if the identifier database stored in the first base station does not include the identifier information of the terminal, the base station sends the processed service request data to the core network.
  • the first base station further includes a third receiving module, where Receiving data returned by the external network according to the processed service request data, and transmitting the returned data to the terminal.
  • an embodiment of the present invention provides a communication method, including:
  • the first base station acquires service request data, where the service request data carries identifier information of the terminal;
  • the first base station processes the service request data, and obtains the processed service request data
  • the first base station sends the processed service request data to an external network according to the identifier information of the terminal.
  • the service request data is data that is sent by the terminal by using the second base station, and the first base station, before acquiring the service request data, further includes:
  • the first base station receives the service request data acquired after being processed by the second base station.
  • the service request data is data that is sent by the terminal and processed by the first base station, and the first base station acquires the service request.
  • the data also includes:
  • the first base station receives the to-be-processed service request data sent by the terminal, and performs physical layer processing, media access control layer processing, and radio resource control processing on the to-be-processed service request data.
  • the first base station performs the following at least the service request data One treatment includes:
  • the first base station according to the identifier information of the terminal
  • the processed service request data is sent to the external network, including:
  • the first base station directly sends the processed service request data to an external network.
  • the first base station sends the processed service request data to the core network.
  • the method further includes:
  • the first base station receives data returned by the external network according to the processed service request data, and sends the returned data to the terminal.
  • the embodiment of the present invention provides a communication system, a base station, and a communication method.
  • the terminal sends the service request data to the first base station, and the first base station processes the service request data according to the The identification information of the terminal sends the processed service request data to the external network.
  • the service request data sent by the terminal is sent to the base station, and then needs to go through the core network to reach the external network.
  • the communication system of the implementation may be The delay of the radio access network corresponding to the E-UTRAN is effectively reduced, and the data processing efficiency is improved, so that the service with strong real-time performance can be satisfied.
  • FIG. 1 is a schematic diagram of an LTE network architecture in the prior art
  • Embodiment 1 of a communication system according to the present invention is a schematic structural diagram of Embodiment 1 of a communication system according to the present invention.
  • Embodiment 2 of a communication system is a schematic structural diagram of Embodiment 2 of a communication system according to the present invention.
  • Embodiment 1 of a base station according to the present invention is a schematic structural diagram of Embodiment 1 of a base station according to the present invention.
  • Embodiment 2 of a base station according to the present invention is a schematic structural diagram of Embodiment 2 of a base station according to the present invention.
  • Embodiment 3 of a base station is a schematic structural diagram of Embodiment 3 of a base station according to the present invention.
  • Embodiment 7 is a schematic structural diagram of Embodiment 4 of a base station according to the present invention.
  • FIG. 8 is a flowchart of Embodiment 1 of a communication method according to the present invention.
  • Embodiment 9 is a flowchart of Embodiment 2 of a communication method according to the present invention.
  • FIG. 10 is a schematic diagram of a network architecture for performing communication by using the communication method of FIG. 9;
  • FIG. 11 is a flowchart of Embodiment 3 of a communication method according to the present invention.
  • FIG. 12 is a schematic diagram of a network architecture for performing communication by using the communication method of FIG. 11;
  • FIG. 13 is a flowchart of Embodiment 4 of a communication method according to the present invention.
  • an LTE access network E-UTRAN includes an e-NodeB
  • an LTE core network EPC is a Mobility Management Entity (Mobility Management Entity, MME), Serving GateWay (S-GW) and Packet Data Network Gateway (P-GW), where e-NodeBs are directly connected by X2 interface, e-NodeB and core
  • MME Mobility Management Entity
  • S-GW Serving GateWay
  • P-GW Packet Data Network Gateway
  • the main functions of the e-NodeB include: radio resource management functions (ie, implementing radio bearer control), radio admission control, and connection mobility control, and completing dynamic resource allocation on the UE on the uplink and downlink ( Scheduling); IP header compression and encryption of the user data stream; selection of the MME when the UE is attached; implementing routing of the S-GW user plane data; performing scheduling and transmission of paging information and broadcast information initiated by the MME; Measurement and measurement reports for mobility configuration and scheduling, etc.
  • radio resource management functions ie, implementing radio bearer control
  • radio admission control ie, implementing dynamic resource allocation on the UE on the uplink and downlink ( Scheduling)
  • IP header compression and encryption of the user data stream ie, IP header compression and encryption of the user data stream
  • selection of the MME when the UE is attached implementing routing of the S-GW user plane data; performing scheduling and transmission of paging information and broadcast information initiated by the MME; Measurement and measurement reports for mobility configuration and scheduling, etc.
  • the main functions of the MME include: encryption and integrity protection of Non-Access Stratum (NAS) signaling; Access Stratum (AS) security control, idle state mobility control; Evolved packet Evolved Packet System (EPS) bearer control; supports paging, handover, roaming, authentication, etc.
  • the main functions of the S-GW include: packet data routing and forwarding; mobility and handover support; lawful interception; billing.
  • the main functions of the P-GW include: packet data filtering; IP address allocation of the UE; uplink and downlink billing and speed limit.
  • the UE sends the service data to the e-NodeB, and the e-NodeB passes the layer 1 (Layer1, L1 for short), Layer 2 (L2), and Layer 3 (L3) for the service data.
  • the processed service data is sent to the core network, and the devices (S-GW, P-GW, and MME) in the core network perform corresponding processing (for example, packet data routing and forwarding, lawful interception, charging, and UE).
  • the external network may specifically be the Internet (Internet), in such a communication mode, the mobile network's Radio Access Network (RAN)
  • Internet Internet
  • RAN Radio Access Network
  • the extension is long, and the communication method cannot meet the demand for the real-time strong business demand such as industrial control and real-time game. Asked about this technology
  • the present invention proposes a new communication system, a base station, and a communication method, and a specific implementation manner will be described as follows.
  • the system in this embodiment may include a terminal 21, a first base station 22, and an external network 23, and the first base station 22 and the external network.
  • the terminal 21 is configured to send the service request data to the first base station, where the first base station 22 is configured to obtain the service request data, where the service request data carries the identifier information of the terminal, where the service is The request data is processed, the processed service request data is obtained, and the processed service request data is sent to the external network according to the identification information of the terminal.
  • the identifier information of the terminal in the embodiment of the present invention may be information for identifying the terminal, such as a terminal IP address or a terminal number.
  • the first base station stores the identifier information of the terminal, and the first base station stores and stores the terminal identifier information.
  • the service request data sent by the corresponding terminal is processed and sent to the external network.
  • the external network in the embodiment of the present invention refers to a network that provides a data connection service for the terminal, and the external network can provide services such as communication and resource sharing for the terminal, for example, providing video or audio data resources to the terminal, and the Internet (Internet). It belongs to the external network.
  • the connection of the first base station 22 to the external network 23 may be through a fiber or a cable, which is not limited thereto.
  • the terminal 21 sends the service request data to the first base station 22.
  • the first base station 22 processes the service request data, and processes the processed service according to the identification information of the terminal carried by the service request data.
  • the request data is transmitted to an external network connected to the first base station 21.
  • the terminal sends the service request data to the first base station, and the first base station processes the service request data, and then the processed service request data can be sent to the external network.
  • the terminal After the sent service request data is sent to the base station, it needs to go through the core network to reach the external network.
  • the communication system of the present implementation can effectively reduce the delay of the radio access network corresponding to the E-UTRAN, and improve the data processing efficiency, thereby satisfying the real-time. Stronger business requirements for delay.
  • the radio access network delay corresponding to the E-UTRAN specifically refers to the delay of the data from the e-NodeB in the access network E-UTRAN to the core network, that is, the RAN corresponding to the E-UTRAN. (Radio Access Network) delay.
  • FIG. 3 is a schematic structural diagram of a second embodiment of a communication system according to the present invention.
  • the communication system of this embodiment is further configured to include a second base station 24,
  • the second base station 24 is connected to the first base station 22, and the second base station is configured to receive the to-be-processed service request data sent by the terminal, and process the to-be-processed service request data to obtain the service request data, and the service is performed.
  • Request data is sent to the first base station 22.
  • the second base station 24 may be any e-NodeB of the E-UTRAN in FIG. 1.
  • the second base station 24 is connected to the first base station 22, and the second base station 24 may be A micro base station, such as an indoor miniaturized base station, is used to complement the signal coverage of the first base station 22.
  • the second base station 24 can receive the service request data to be processed sent by the terminal in the coverage area, process the service request data to obtain the service request data, and send the service request data to the first base station 22.
  • the base station 22 After processing, the base station 22 directly sends the data to the external network, and sends the obtained service request data to the core network, and then sends the data to the external network through the core network, and uses the air interface transmission between the second base station and the first base station. In this way, the data transmission speed is faster, and the data can reach the external network without going through the core network, which can effectively reduce the RAN transmission delay.
  • the service request data is data that is sent by the terminal by the first base station 22, and the first base station 22 is further configured to receive the to-be-processed service sent by the terminal 21 before acquiring the service request data. Requesting data to process the to-be-processed service request data.
  • the first base station 22 may directly receive the to-be-processed service request data sent by the terminal, and the first base station 22 processes the to-be-processed service request data to obtain the service request data, and the processing of the service request data to be processed may specifically include:
  • the processing service request data is subjected to physical layer (L1) processing, media access control layer (L2) processing, and radio resource control (L3) processing.
  • the first base station is configured to process the service request data, and specifically includes:
  • the performing, by the first base station, the following at least one processing on the service request data includes: performing mobility management, handover management, lawful interception, and charging on the terminal according to the service request data, and requesting the service Data is used for packet data routing and forwarding; or an IP address is allocated to the terminal according to the service request data, packet data filtering is performed on the service request data; or mobility control is performed on the terminal according to the service request data.
  • the first base station in the implementation may perform at least one of the foregoing processing on the service request data, that is, the first base station in the implementation may have one or more of the S-GW, the P-GW, or the MME.
  • the first base station in the implementation may have one or more of the S-GW, the P-GW, or the MME.
  • the communication system of this embodiment may further include a core network 25, and the first base station 22 is connected to the core network 25.
  • the core network is a network subsystem including network devices such as S-GW and P-GW in the prior art.
  • the first base station 22 sends the processed service request data to the external network according to the identifier information of the terminal, where the first base station 22 determines the identifier stored in the first base station 22. Whether the identification information of the terminal is included in the database, where the identifier database stores identifier information of at least one terminal; if the identifier database stored in the first base station includes identifier information of the terminal, The processed service request data is directly sent to the external network.
  • the first base station is further configured to: if the identifier database stored in the first base station does not include the identifier information of the terminal, send the processed service request data to the core network 25.
  • the first base station 22 of the present embodiment can be configured to store the identification information of the communication terminal in the identification database in the first base station 22, so that the first base station 22 can perform the service.
  • the processed service request data is sent to the corresponding network according to the identification information
  • the terminal allowing the first base station 22 to communicate refers to a terminal that allows the first base station to communicate without using the core network
  • the terminal and the first base station and the external network may form a local area network, and the terminal belonging to the local area network may be referred to as an intra-network terminal, and the identification information of the terminal in the network is stored in the identification database of the first base station, and the first base station is based on the identification database.
  • the identification information of the terminal in the terminal can determine whether the terminal that sends the data belongs to the intra-network terminal, and the first base station 22 processes the data sent by the terminal in the network and sends the data to the external network, and the data sent by the external network terminal is processed and sent to the core. network.
  • the intra-network terminal specifically refers to a terminal in the mobile local area network within the coverage of the first base station that allows the base station to communicate.
  • the first base station is further configured to receive the paging request data sent by the core network 25, obtain the identifier information of the terminal carried in the paging request data, and send the paging according to the identifier information of the terminal.
  • the request message is sent to the terminal corresponding to the identification information of the terminal.
  • the first base station 22 is further configured to receive the external network 23 according to the processing.
  • the service requests data returned by the data and sends the returned data to the terminal. For example, if the terminal needs to access a webpage, the terminal 21 sends the service request data to the first base station 22, and after being processed by the first base station 22, sends the data to the external network, and the external network 23 obtains the data return. To the terminal 21.
  • the terminal needs to send the service data to the base station, and after the base station performs corresponding processing, the processed service data is sent to the core network, and further processed by the core network, and then sent to the external network (Internet)
  • the first base station processes the service request data, and then sends the processed service request data to the external network. Therefore, the RAN transmission delay can be effectively reduced, and the communication system of the embodiment can satisfy the business delay requirement (such as industrial control, real-time game, etc.) with strong real-time performance.
  • the base station in this embodiment is the first base station in FIG. 2 or FIG. 3, and the first base station in this embodiment may include: an acquiring module 221
  • the processing module 222 is configured to obtain the service request data, where the service request data carries the identification information of the terminal, and the processing module 222 is configured to process the service request data, and obtain the processing.
  • the subsequent service request data, the sending module 223 is configured to send the processed service request data to the external network according to the identification information of the terminal.
  • the identifier information of the terminal may be information for identifying the terminal, such as a terminal IP address or a terminal number.
  • the obtaining module 221 obtains the service request data
  • the first base station in the embodiment obtains the identifier information of the terminal carried in the service request data
  • the first base station may obtain the current type, the current
  • the service type may be a voice service, a data service, or the like.
  • the processing module 222 processes the service request data according to the identification information of the terminal, and the sending module 223 sends the processed data of the processing module 222 to the external network.
  • the base station in the prior art After receiving the service request data sent by the terminal, the base station in the prior art will process through Layer 1 (L1), Layer 2 (L2), and Layer 3 (L3).
  • the processed service data is sent to the core network, and is processed by the devices (S-GW, P-GW, and MME) in the core network, and then sent to the external network.
  • the base station in this embodiment receives the data from the base station. After the service requests the data, the service request data can be processed accordingly.
  • the processed service request data is directly sent to the external network according to the identification information of the terminal, so that the RAN transmission delay can be effectively reduced.
  • the base station in this embodiment can meet the service delay requirement with strong real-time performance (for example, industrial control, real-time Games, etc.)
  • FIG. 5 is a schematic structural diagram of Embodiment 2 of a base station according to the present invention.
  • the base station in this embodiment further includes: a first receiving module 224 and a second, based on the structure of the base station shown in FIG.
  • the receiving module 225 wherein the service request data is data sent by the terminal by using the second base station, and the first receiving module 224 is configured to receive, by the station, the service request data acquired after being processed by the second base station;
  • the service request data is data that is sent by the terminal and is processed by the first base station, and the second receiving module 225 is configured to receive the to-be-processed service request data sent by the terminal, and perform physical processing on the to-be-processed service request data.
  • the second base station receives the to-be-processed service request data sent by the terminal, and the second base station processes the to-be-processed service request data and sends the data to the first base station, where the first receiving module 224 of the first base station receives the second base station processing.
  • the second request module 225 of the first base station receives the to-be-processed service request data sent by the terminal, and the first base station sequentially performs physical layer processing, media access control layer processing, and The service request data is obtained after the radio resource control process.
  • the processing module 222 of the first base station processes the service request data, including at least one of the following:
  • the processing module 222 of the first base station in this embodiment may perform the foregoing at least one processing on the service request data, so that the first base station has one or more functions in the S-GW, the P-GW, or the MME.
  • the terminal directly sends a to-be-processed service request to the first base station in this embodiment.
  • the first receiving module 224 of the first base station of the present embodiment receives the service request data to be processed
  • the L1, L2, and L3 processes are sequentially processed for the to-be-processed service request data
  • the service request data is obtained.
  • the obtaining module 221 obtains the service request data, where the service request data carries the identifier information of the terminal.
  • the first base station in this embodiment performs mobility management, handover management, lawful interception, and charging on the terminal according to the service request data, assigns an IP address to the terminal, and performs packet data routing and forwarding on the service request data. And performing packet data filtering to obtain processed service request data.
  • the service request data is directly acquired by the obtaining module 221.
  • the first base station in this embodiment performs mobility management, handover management, lawful interception, and charging on the terminal according to the service request data, assigns an IP address to the terminal, and performs packet data routing and forwarding on the service request data. And performing packet data filtering.
  • the second base station exists, multiple second base stations in the network may be in the coverage of the first base station. In this case, the first base station in this embodiment needs to manage different cells.
  • the processing module 12 of the first base station in this embodiment needs to perform mobility control on the terminal according to the service request data, and support paging, handover, roaming or authentication of the terminal, and the service is performed.
  • the data is requested to perform encryption and integrity protection of the non-access stratum signaling, and access layer security control, and then, the processed service request data is obtained.
  • the first base station of the present embodiment may use the second base station as the micro base station, receive the service request data sent by the second base station, further process the service request data, and receive the to-be-processed service request data sent by the terminal, and the service to be processed Requesting data for further processing, and transmitting the processed data to an external network, wherein processing the service request data may be performing packet data routing and forwarding, performing mobility management, handover management, lawful interception, and charging on the terminal, and Performing packet data filtering, assigning an IP address to the terminal, and performing mobility control on the terminal and supporting paging, handover, roaming, or authentication of the terminal, and transmitting the terminal or transmitting the terminal through the second base station according to the prior art.
  • processing the service request data may be performing packet data routing and forwarding, performing mobility management, handover management, lawful interception, and charging on the terminal, and Performing packet data filtering, assigning an IP address to the terminal, and performing mobility control on the terminal and supporting paging, handover, roaming, or authentication
  • the transmitted data needs to go to the core network side to complete the packet data routing and forwarding of the data, perform the mobility management, the handover management, and the like on the terminal, and then send the data to the external network.
  • the first base station in this embodiment can effectively reduce the RAN transmission. Delay, using the first base station of this embodiment Meet the needs of real-time traffic delay (such as industrial control, real-time games, etc.) strong.
  • FIG. 6 is a schematic structural diagram of Embodiment 3 of a base station according to the present invention, as shown in FIG.
  • the base station is further configured by: the determining unit 2231, the first sending unit 2232, and the second sending unit 2233.
  • the determining unit 2231 is configured to determine the location. Whether the identification information of the terminal is included in the identifier database stored in the first base station, where the identifier database stores identification information of at least one terminal, and the first sending unit 2232 is configured to store in the first base station.
  • the identifier database includes the identifier information of the terminal, and the processed service request data is directly sent to the external network, and the second sending unit 2233 is configured to: if the identifier database stored in the first base station is not in the database And including the identifier information of the terminal, and sending the processed service request data to the core network.
  • the first base station in the implementation may send the processed service request data to the core network or directly to the external network according to the identifier information of the terminal.
  • the identification information of the terminal is not included in the identifier database stored by the first base station, the terminal does not belong to the intranet terminal, and the second sending unit 2233 sends the processed service request data to the core network device.
  • the identification information of the terminal is included in the identifier database stored by the first base station itself, and the terminal belongs to the intranet terminal, and the first sending unit 2232 directly sends the processed service request data to the external network, where the external network is located. It can be the Internet.
  • the service type of the service request data may be a data service or a voice service. If the service type is a data service, and the terminal belongs to the intranet terminal, the second sending unit 2233 directly sends the processed service request data to the external network. After the L1, L2, and L3 processing is performed on the service request data, the base station sends the processed data to the core network device, and the core network device performs further processing and then sends the data to the external network. Therefore, compared with the prior art, the transmission delay of the Internet access by the first base station of the embodiment is greatly reduced.
  • the first base station stores the identification information of the terminal, that is, the terminal is in the mobile local area network of the coverage of the first base station, and the first base station allows the terminal to use the first base station. If the communication is performed, the first sending unit 2232 in the sending module 223 sends the processed service request data to the external network through the Voip gateway. If the identification information of the terminal is not stored in the first base station, the second sending unit 2233 processes the data. The subsequent service request data is sent to the core network. Compared with the service request data of the voice service sent by the base station in the prior art, after the L1, L2, and L3 processing is performed on the service request data, the processed data is sent to the core network device for further processing by the core network device.
  • the first base station of the embodiment is for the network.
  • the service request data sent by the internal terminal is directly sent to the external network through the Voip gateway, so that the first base station in this embodiment can establish a mobile communication local area network, so as to reduce the communication cost and transmission delay in the network, and improve the convenience of internal communication. safety.
  • ordinary enterprises, learning, or government can establish their own mobile communication local area network like their own local area network in a fixed network.
  • the processing model 222 of the first base station sends the identifier to the terminal.
  • the processed service request data is sent to the core network, and further processed by the core network and sent to the external network terminal; if the terminal performs voice service with the internal network terminal, the first base station After the processing module 222 performs corresponding processing on the service request data sent by the terminal, the processed service request data is sent to the external network through the Voip gateway for processing, and then sent to the internal network terminal.
  • the first base station of the first base station After obtaining the identification information of the terminal that sends the service request data, the first base station of the first base station sends the service request data to the external network if the identifier database of the first base station includes the identification information of the terminal, and if If the identification information of the terminal is not included in the identifier database of the first base station, the service request data is sent to the core network side. Therefore, the terminal that is allowed to be used by the first base station in this embodiment can directly access the external network without going through the core network, thereby effectively reducing the RAN transmission delay, and reducing the occupation rate of the network and improving the network access efficiency.
  • the first base station in the implementation may further receive the paging request data sent by the core network, obtain the identifier information of the terminal carried in the paging request data, and send the paging request message according to the identifier information of the terminal.
  • the first base station in this embodiment may receive message data sent by the core network side network device in the existing LTE network. After receiving the paging request data sent by the core network, the first base station acquires the identifier information of the destination terminal of the paging request data, and sends the paging request message to the terminal corresponding to the identifier information of the terminal according to the identifier information. Thereby achieving seamless integration with existing networks.
  • FIG. 7 is a schematic structural diagram of Embodiment 4 of a base station according to the present invention.
  • the base station in this embodiment may further include: third, based on the structure of the base station shown in FIG. 4 or FIG. 5 or FIG.
  • the receiving module 226 is configured to receive data returned by the external network according to the processed service request data, and send the returned data to the terminal.
  • the processed service request data is sent to the external network, and the external network performs corresponding processing and returns data to the first base station, where The base station transmits the returned data to the terminal.
  • FIG. 8 is a flowchart of Embodiment 1 of a communication method according to the present invention. As shown in FIG. 8, the method in this embodiment may include:
  • Step 101 The first base station acquires the service request data, and obtains the identifier information of the terminal carried in the service request data.
  • Step 102 The first base station processes the service request data, and obtains the processed service request data.
  • Step 103 The first base station sends the processed service request data to an external network according to the identifier information of the terminal.
  • processing, by the first base station, the service request data includes at least one of the following or a combination thereof:
  • the communication method provided in this embodiment is used to complete the processing of the first base station shown in FIG. 4, and the implementation principle and technical effects are similar, and details are not described herein again.
  • FIG. 9 is a flowchart of a second embodiment of a communication method according to the present invention.
  • FIG. 10 is a schematic diagram of a network architecture for performing communication by using the communication method of FIG. 9. As shown in FIG. 8, the method in this embodiment may include:
  • Step 201 The first base station receives the to-be-processed service request data sent by the terminal, and performs physical layer processing, media access control layer processing, and radio resource control processing on the to-be-processed service request data.
  • Step 202 The first base station acquires service request data.
  • the service request data is data of a pending service request sent by the receiving terminal, After the processing of the above step 201 is performed, the service request data is acquired.
  • Step 203 The first base station performs packet data routing and forwarding on the service request data, performs mobility management, handover management, lawful interception, and charging on the terminal, and performs packet data filtering, and allocates an IP address to the terminal. , obtain processed business request data.
  • the first base station in the embodiment of the present invention can implement the S-GW and P-GW functions to complete the processing of the service request data.
  • Step 204 The first base station sends the processed service request data to the external network according to the identifier information of the terminal.
  • the processed service request data is sent to the external network, where the service type of the service request data is a data service.
  • the service request data is directly sent to the external network. If the service type of the service request data is voice service, the service may be processed by the Voip-GW and sent to the external network; if the terminal is not stored in the identification database of the first base station
  • the identification information is sent to the core network, where, if the service type of the service request data is a data service, the processed service request data is sent to the core network, and the core network device performs corresponding After being processed, the data is sent to the external network.
  • the processed service request data is sent to the core network for further processing by the core network device, and if the service request data belongs to the voice service.
  • Both the transmitting terminal and the receiving terminal belong to the first base of the embodiment.
  • a first base station in the network terminal, the present embodiment is post-processed service request directly to an external data network, the network terminal transmits to the external network through a first base station for further processing.
  • the communication method provided in this embodiment is used to complete the processing of the first base station shown in FIG. 5, and the implementation principle and technical effects are similar, and details are not described herein again.
  • FIG. 11 is a flowchart of a third embodiment of a communication method according to the present invention.
  • FIG. 12 is a schematic diagram of a network architecture for performing communication by using the communication method of FIG. 11. As shown in FIG. 11, the method in this embodiment may include:
  • Step 301 The first base station receives the service request data sent by the second base station, and obtains the identifier information of the terminal carried in the service request data.
  • Step 302 The first base station performs packet data routing and forwarding on the service request data, performs mobility management, handover management, lawful interception, and charging on the terminal, and performs packet numbering.
  • the terminal is assigned an IP address
  • the service request data is subjected to encryption and integrity protection of the non-access stratum signaling, access layer security control, mobility control of the terminal, and support of the terminal. Paging, switching, roaming, or authentication, and obtaining processed service request data.
  • Step 303 The first base station sends the processed service request data to the external network according to the identifier information of the terminal.
  • the communication methods of FIG. 9 and FIG. 11 can be applied to the network architecture of FIG. 12. Specifically, if the terminal directly sends the service request data to be processed, the first base station performs L1, L2, and the service request data to be processed. After the L3 process, the service request data is processed in step 302, and if the terminal sends the service request data through the second base station, the first base station directly performs the process of step 302 on the service request data.
  • the communication method provided in this embodiment is used to complete the processing of the first base station shown in FIG. 5, and the implementation principle and technical effects are similar, and details are not described herein again.
  • FIG. 13 is a flowchart of Embodiment 4 of a communication method according to the present invention. As shown in FIG. 13, the method in this embodiment may include:
  • Step 401 The first base station acquires the service request data, and obtains the identifier information of the terminal carried in the service request data.
  • Step 402 The first base station processes the service request data, and obtains the processed service request data.
  • Step 403 Determine whether the identifier information of the terminal is included in the identifier database stored in the first base station, and if yes, execute step 404, otherwise perform step 405.
  • Step 404 The first base station directly sends the processed service request data to an external network.
  • Step 405 The first base station sends the processed service request data to the core network.
  • the communication method provided in this embodiment is used to complete the processing of the first base station shown in FIG. 6, and the implementation principle and technical effects are similar, and details are not described herein again.
  • FIG. 14 is a flowchart of Embodiment 5 of the communication method of the present invention. As shown in FIG. 14, the method in this embodiment may further include:
  • Step 501 The first base station receives data returned by the external network according to the processed service request data.
  • Step 502 The first base station sends the returned data to the terminal.
  • the communication method provided in this embodiment is used to complete the processing of the first base station shown in FIG. 7, and the implementation principle and technical effects are similar, and details are not described herein again.
  • first receiving module 224, the second receiving module 225, and the third receiving module 226 in the embodiment of the present invention may correspond to the receiver of the base station, and may also correspond to the transceiver of the base station.
  • the sending module 223 may correspond to a transmitter of the base station, or may correspond to a transceiver of the base station.
  • the obtaining module 221 and the processing module 222 may correspond to the processor of the base station, where the processor may be a central processing unit (CPU), or an application specific integrated circuit (ASIC), or complete the implementation.
  • CPU central processing unit
  • ASIC application specific integrated circuit
  • the base station may further include a memory, where the memory is used to store the instruction code, and the processor calls the instruction code of the memory to control the first receiving module 224, the second receiving module 225, the third receiving module 226, and the sending module 223 in the embodiment of the present invention. The above operation.
  • the first base station and the communication method according to the embodiment of the present invention can effectively reduce the RAN transmission delay to meet the real-time performance. Strong service delay requirements (such as industrial control, real-time games, etc.), it is expected that the current RAN round-trip delay can be reduced from the current 10 ms to 1 ms; second, in the coverage of the first base station in the embodiment of the present invention, 2
  • the terminal data no longer needs to be transmitted to the core network EPC and then returned to the first base station, but the communication between the two terminals can be completed through the first base station, and the data of the terminal accessing the network does not need to pass through the core network EPC.
  • Direct access via the Internet which greatly reduces the occupancy rate of the network and improves the efficiency of network utilization, which brings great convenience to densely populated places such as hospitals, enterprises, schools, and governments; Ordinary consumers, as well as enterprises, schools, governments, etc., can build their own mobile communication LANs just like building their own local area networks in a fixed network. In order to reduce communication costs and network transmission delay, improve internal communication convenience, security, and network data communication and voice communication can be achieved free and so on.
  • the first base station and the communication method in the embodiment of the present invention are future individual base stations and home base stations. And the establishment of regional mobile LANs such as enterprises, schools, shopping malls, etc. provides an achievable solution.
  • the disclosed apparatus and method can be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as the unit may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. . Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units.
  • the above-described integrated unit implemented in the form of a software functional unit can be stored in a computer readable storage medium.
  • the above software functional unit is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor to perform the methods of the various embodiments of the present invention. Part of the steps.
  • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un système de communication, une station de base et un procédé de communication. Le système de communication d'après la présente invention comprend un terminal, une première station de base et un réseau externe. La première station de base est connectée au réseau externe. Le terminal est utilisé pour envoyer des données de demande de service à la première station de base. La première station de base est utilisée pour : obtenir les données de demande de service, les données de demande de service véhiculant des informations d'identifiant relatives à un terminal; traiter les données de demande de service; obtenir les données de demande de service traitées; et envoyer les données de demande de service traitées au réseau externe en fonction des informations d'identifiant relatives au terminal. Le système de communication d'après le présent mode de réalisation peut réduire efficacement un temps de propagation d'un réseau d'accès radio correspondant à E-UTRAN et accroître l'efficacité du traitement des données de manière à répondre aux exigences d'un service avec une plus grande instantanéité d'un temps de propagation.
PCT/CN2014/092040 2014-11-24 2014-11-24 Système de communication, station de base et procédé de communication Ceased WO2016082079A1 (fr)

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