WO2017166988A1 - Procédé et appareil de traitement de tranche de réseau, terminal, station de base et support de stockage informatique - Google Patents

Procédé et appareil de traitement de tranche de réseau, terminal, station de base et support de stockage informatique Download PDF

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Publication number
WO2017166988A1
WO2017166988A1 PCT/CN2017/076199 CN2017076199W WO2017166988A1 WO 2017166988 A1 WO2017166988 A1 WO 2017166988A1 CN 2017076199 W CN2017076199 W CN 2017076199W WO 2017166988 A1 WO2017166988 A1 WO 2017166988A1
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Prior art keywords
service
network slice
network
terminal
information
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PCT/CN2017/076199
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English (en)
Chinese (zh)
Inventor
李大鹏
黄河
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中兴通讯股份有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service

Definitions

  • the present invention relates to the field of communications, and in particular to a network slice processing method and apparatus, a terminal, a base station, and a computer storage medium.
  • Network Function Virtualization makes it possible for operators to build different virtual networks for different business needs.
  • Network slicing is based on a common physical infrastructure, logically defining and dividing the network to form an end-to-end virtual network.
  • Each virtual network has different functional characteristics to dynamically meet various needs and business models.
  • a typical network slice includes a set of virtualized access network functions and core network functions.
  • the network slice is built by the operator according to the requirements and policies.
  • the functions included in a network slice are also determined by the operator according to the requirements and policies.
  • some network slices may include a dedicated forwarding plane in addition to the control plane functionality; some network slices may include only some basic control plane functions.
  • FIG. 1 is a schematic diagram of a network slice in the related art.
  • Figure 1 illustrates a common network (Common Network), as well as customized network slice categories A, B, and C.
  • the Common Network provides services for general-purpose services; and customized network slicing provides three different types of services (for example: Type A is ultra-high-speed services such as video services, virtual reality, etc.; Type B is bursty small business data services) Such as QQ, WeChat, etc.; type C is low-latency ultra-reliable services, such as car networking, smart grid, etc.), each type generates different network slice instances according to some differences (such as business requirements and business models, etc. For example, type A performs video services.
  • Type A performs video services.
  • the service rate is divided into a slice A1 supporting normal video and a slice A2 supporting high-definition video.
  • a network segment forms a virtual network and provides a specific mobile network access service for User Equipment (UE). And there is no related technology. Give a technical solution on how to choose a network slice.
  • UE User Equipment
  • the present invention provides a network slice processing method and apparatus, a terminal, a base station, and a computer storage medium to at least solve the technical problem of how to determine a network slice.
  • a network slice processing method including: determining one or more networks corresponding to a terminal service type according to a terminal service type of the terminal service and a mapping relationship between the network slice information and the service type. Slice information; determining a network slice for processing terminal services based on the determined one or more network slice information.
  • the service type includes at least one of the following: an ultra-high speed service, where the ultra-high speed service is a service corresponding to a common rate level with a minimum transmission rate less than or equal to a first predetermined threshold or a minimum transmission rate greater than a service corresponding to a high rate class of a predetermined threshold; a low latency service; wherein the low latency service is a service whose delay is less than a third predetermined threshold or a service whose delay is less than a fourth predetermined threshold; the fourth predetermined threshold
  • the high-reliability service is a service with a packet loss rate that is less than a fifth predetermined threshold and/or has independent security key management; a high-definition video service; wherein the high-definition video service is smaller than the third predetermined threshold; a service for which the transmission speed is greater than a sixth predetermined threshold and/or the pixel resolution is greater than a seventh predetermined threshold; burst small data service; wherein the burst small data service is
  • the network slice information includes at least one of the following: a network slice type; network slice access information; wherein the network slice type includes at least one of the following: an ultra-high speed service slice network; a burst small data service switching network.
  • the network slice access information includes at least one of the following: an operator identifier of the network slice; a slice identifier of the network slice; a carrier frequency information corresponding to the network slice; a cell identifier corresponding to the network slice; a priority identifier of the network slice; Public Land Mobile Network (PLMN) information; core network information corresponding to the network slice.
  • PLMN Public Land Mobile Network
  • the core network information includes at least one of the following: an identifier of a core network; an identifier of a core access point (SAP); and a PLMN information of the core network.
  • the mapping relationship is obtained by acquiring the mapping relationship from the terminal, obtaining the mapping relationship by using the network slice server, and sending the data through the receiving network side.
  • the system broadcast message acquires a mapping relationship; and obtains a mapping relationship by receiving a radio resource control RRC dedicated message sent by the network side.
  • the mapping relationship includes at least one of the following: one service type corresponds to one network slice information; one service type corresponds to multiple network slice information; and multiple service types correspond to multiple network slice information.
  • determining the network slice for processing the terminal service includes: obtaining multiple network slices according to the multiple network slice information; The order of priority of the network slices determines whether the network slice corresponding to the priority has a suitable cell camp; if there is a suitable cell camping, the network slice corresponding to the priority is selected as the determined network slice.
  • the method further includes: switching the terminal to the determined network slice according to one of the following methods: The terminal has not selected the cell providing the determined network slice by selecting the cell to select the cell of the determined network slice, and the terminal switches to the determined network slice; when the terminal camping cell does not provide the determined network slice service. Selecting, by the process of recreating the cell, the cell that provides the service of the determined network slice, and switching the terminal to the determined network slice; when the cell in the connected state where the terminal is in the network does not provide the service of the determined network slice, the process is selected through the handover process. Determining the serving cell of the network slice, switching the terminal to the determined network slice.
  • the method before determining one or more network slice information corresponding to the terminal service type, the method further includes: obtaining, by using an interface and/or a network management configuration manner, a mapping relationship between the network slice information and the service type in the neighbor base station. .
  • a network slice processing apparatus including: a first determining module, configured to determine, according to a terminal service type of a terminal service and a mapping relationship between a network slice information and a service type, Corresponding one or more network slice information; the second determining module is configured to determine a network slice for processing the terminal service according to the determined one or more network slice information.
  • the service type includes at least one of the following: an ultra-high speed service, where the ultra-high speed service is a service corresponding to a common rate level with a minimum transmission rate less than or equal to a first predetermined threshold or a minimum transmission rate greater than a service corresponding to a high rate class of a predetermined threshold; a low latency service; wherein the low latency service is a service whose delay is less than a third predetermined threshold or a service whose delay is less than a fourth predetermined threshold; the fourth predetermined threshold
  • the high-reliability service is a service with a packet loss rate that is less than a fifth predetermined threshold and/or has independent security key management; a high-definition video service; wherein the high-definition video service is smaller than the third predetermined threshold; a service for which the transmission speed is greater than a sixth predetermined threshold and/or the pixel resolution is greater than a seventh predetermined threshold; burst small data service; wherein the burst small data service is
  • the network slice information includes at least one of the following: a network slice type; network slice access information; wherein the network slice type includes at least one of the following: an ultra-high speed service slice network; a burst small data service switching network.
  • Low-latency service slicing network Low-latency service slicing network; high-reliability service slicing network; high-definition video service slicing network; static configuration network slicing; semi-static configuration network slicing; dynamic configuration network slicing; LTE network slicing; network slicing access information including at least one of the following : the operator identifier of the network slice; the slice identifier of the network slice; the carrier frequency information corresponding to the network slice; the cell identifier corresponding to the network slice; the priority identifier of the network slice; the PLMN information of the public land mobile telephone network to which the network slice belongs; Core network information.
  • the core network information includes at least one of the following: an identifier of the core network; an identifier of the core network access point SAP; and a PLMN information of the core network.
  • the apparatus further includes: an obtaining module, configured to determine one of the types corresponding to the terminal service type
  • the mapping relationship is obtained by acquiring the mapping relationship from the terminal, obtaining the mapping relationship through the network sharding server, obtaining the mapping relationship by receiving the system broadcast message sent by the network side, and receiving the wireless resource sent by the network side. Control RRC dedicated message acquisition mapping relationship.
  • the mapping relationship includes at least one of the following: one service type corresponds to one network slice information; one service type corresponds to multiple network slice information; and multiple service types correspond to multiple network slice information.
  • the second determining module is further configured to obtain a plurality of network slices according to the plurality of network slice information; and determine, according to the priority order of the plurality of network slices, whether the network slice corresponding to the priority has a suitable one.
  • the cell camps; and if there is a suitable cell camping, the network slice corresponding to the priority is selected as the determined network slice.
  • the apparatus further includes: a handover module, configured to switch the terminal to the determined network slice according to one of the following methods: in the case that the terminal has not been camped on the cell, the process selection is provided by selecting the cell Determining the serving cell of the network slice, switching the terminal to the determined network slice; when the terminal camping cell does not provide the service of the determined network slice, selecting, by the process of recreating the cell, the cell providing the determined network slice service, The terminal is switched to the determined network slice; when the cell in the connected state in which the terminal is located does not provide the service of the determined network slice, the cell providing the service of the determined network slice is selected through the handover procedure, and the terminal is switched to the determined network slice.
  • a handover module configured to switch the terminal to the determined network slice according to one of the following methods: in the case that the terminal has not been camped on the cell, the process selection is provided by selecting the cell Determining the serving cell of the network slice, switching the terminal to the determined network slice; when the terminal camping cell does not provide the service of the
  • the acquiring module is further configured to obtain, by using an interface and/or a network management configuration manner, a mapping relationship between the network slice information and the service type in the neighboring base station.
  • a terminal including the network slice processing apparatus described above.
  • a base station including the network slice processing apparatus described above.
  • a computer storage medium storing an execution instruction for executing the network slice processing method described above is provided.
  • a processor for executing a program, wherein the program is executed to perform an operation of the network slice processing method described above.
  • a technical solution for determining a network slice is provided, that is, a network slice for processing a terminal service is determined according to a service type of a terminal service and a mapping relationship between a network slice information and a service type, and how to determine a network is solved.
  • the technical problem of slicing is provided, that is, a network slice for processing a terminal service is determined according to a service type of a terminal service and a mapping relationship between a network slice information and a service type, and how to determine a network is solved.
  • FIG. 1 is a schematic diagram of a network slice in the related art
  • FIG. 2 is a flowchart of a network slice processing method according to an embodiment of the present invention.
  • FIG. 3 is a flowchart 1 of a network slice processing method according to a preferred embodiment of the present invention.
  • FIG. 4 is a second flowchart of a network slice processing method according to a preferred embodiment of the present invention.
  • FIG. 5 is a third flowchart of a network slice processing method according to a preferred embodiment of the present invention.
  • FIG. 6 is a structural block diagram 1 of a network slice processing apparatus according to an embodiment of the present invention.
  • FIG. 7 is a structural block diagram 2 of a network slice processing apparatus according to an embodiment of the present invention.
  • FIG. 8 is a structural block diagram 3 of a network slice processing apparatus according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of a network slice processing method according to an embodiment of the present invention. As shown in FIG. 2, the process includes the following steps:
  • Step S202 determining one or more network slice information corresponding to the terminal service type according to the terminal service type of the terminal service and the mapping relationship between the network slice information and the service type;
  • Step S204 Determine, according to the determined one or more network slice information, a network slice for processing terminal services.
  • a technical solution for determining a network slice is provided, that is, the network slice for processing the terminal service is determined according to the service type of the terminal service and the mapping relationship between the network slice information and the service type, and how to determine the network is solved.
  • the technical problem of slicing is provided, that is, the network slice for processing the terminal service is determined according to the service type of the terminal service and the mapping relationship between the network slice information and the service type, and how to determine the network is solved.
  • the execution body of the method may be a terminal or a base station, and is not limited thereto.
  • the method may include: acquiring the mapping relationship from the network side. Further, after the mapping relationship is acquired, the mapping relationship is saved, but is not limited thereto.
  • the method may further include: receiving service information reported by the terminal when accessing the terminal; wherein the service information includes the terminal service and the terminal service type of the terminal service. , but not limited to this.
  • mapping relationship may be a graph or a list, but is not limited thereto.
  • the foregoing service type may include at least one of the following: ultra-high speed service; low latency service; high reliability service; high definition video service; common service.
  • the network slice information may include at least one of the following: a network slice type; network slice access information; wherein the network slice type may include at least one of the following: an ultra-high speed service slice network; a burst small data service switching network; Extended service slicing network; high-reliability service slicing network; high-definition video service slicing network; static configuration network slicing; semi-static configuration network slicing; dynamic configuration network slicing;
  • the network slice access information may include at least one of the following: an operator identifier of the network slice; a slice identifier of the network slice; a carrier frequency information corresponding to the network slice; a cell identifier corresponding to the network slice; a priority identifier of the network slice; and a network slice
  • the core network information includes at least one of the following: an identifier of the core network; an identifier of the core network access point SAP; and a PLMN information of the core network.
  • the ultra-high speed service is a service corresponding to a common rate class whose minimum transmission rate is less than or equal to a first predetermined threshold or a service corresponding to a high rate class whose minimum transmission rate is greater than a second predetermined threshold;
  • the low latency service The service whose delay is less than the third predetermined threshold or the service whose delay is less than the fourth predetermined threshold; the fourth predetermined threshold is smaller than the third predetermined threshold;
  • the high reliability service is that the packet loss rate is less than the fifth predetermined threshold and / Or a service with independent security key management;
  • the high-definition video service is a service whose transmission speed is greater than a sixth predetermined threshold and/or the pixel resolution is greater than a seventh predetermined threshold;
  • the bursty small data service is between people or objects Services for communication between networked devices; long-term evolution of LTE services.
  • the first predetermined threshold may be 5G
  • the second predetermined threshold may be 5G
  • the third predetermined threshold may be 10ms
  • the fourth predetermined threshold may be 100ms
  • the fifth predetermined threshold may be 10e6
  • the sixth predetermined threshold may be 5G
  • the seventh predetermined threshold may be 4K.
  • each of the predetermined thresholds may be set according to actual conditions.
  • the foregoing common service may be an LTE service, for example, the LTE service may be a call service or a short message service, but is not limited thereto.
  • the method may further include: acquiring the mapping relationship; the obtaining manner may be at least one of the following manners: mode one, obtaining a mapping relationship from the terminal;
  • the splicing server obtains the mapping relationship.
  • the third method obtains the mapping relationship by receiving the system broadcast message sent by the network side.
  • the fourth method obtains the mapping relationship by receiving the radio resource control RRC dedicated message sent by the network side.
  • mapping relationship is previously written into the terminal, that is, the terminal is already configured when the terminal is shipped. Therefore, when the execution subject of the mapping relationship is the terminal, the terminal may directly access the terminal. If the mapping is obtained from the local device, the mapping is obtained from the terminal. The relationship is reported to the base station, but is not limited thereto.
  • the foregoing mapping relationship may be obtained by using a user plane, where the network slicing server is provided in the network, where the network slicing server is configured to configure the foregoing mapping relationship, and the foregoing obtaining the mapping
  • the execution subject of the relationship is a terminal
  • the terminal first enters the connected state access network, and the connected state access network is not the slice network that the terminal wants to access, and the terminal obtains the above mapping relationship after accessing the connected state network.
  • the terminal selects the appropriate mapping according to the mapping relationship If the main body of the mapping relationship is the base station, the mapping relationship may be obtained from the network slicing server.
  • the base station side broadcasts the mapping relationship in the system broadcast message.
  • the base station may be The base station providing the network slice may not be the base station providing the network slice service; if the current base station does not provide the network slice service, after obtaining the above mapping relationship, the terminal selects an appropriate network according to the information;
  • the message can be a new message or based on an existing message Enhanced.
  • the terminal may be specifically configured to: obtain the foregoing mapping relationship by using the RRC dedicated message; the base station may be a base station providing a network slice, or may not be a base station providing a network slice service; the terminal may obtain the foregoing by using an RRC dedicated message request. Mapping relations.
  • the network slice access information in the network slice information may be included in the foregoing mapping relationship, or may be independent of the mapping relationship.
  • the network slice access information and the mapping relationship may be jointly broadcasted and/or Or RRC dedicated messages are provided, but are not limited thereto.
  • the network slice access information may be access information of the base station and/or other base stations, and is not limited thereto.
  • the foregoing mapping relationship may include at least one of the following: one service type corresponds to one network slice information; one service type corresponds to multiple network slice information; and multiple service types correspond to multiple network slice information.
  • the method may further include: selecting a terminal service type according to a feature of the actual service; it should be noted that the actual service feature may be, but not limited to, a terminal moving rate. Delay requirements, throughput requirements, etc.
  • the network can be customized for a special service, and the user experience is improved, for example, a service that can obtain a high rate for a rate requirement, and a service that requires an ultra-low delay for a time delay.
  • step S204 may include: Multiple network slice information, obtaining multiple network slices; determining, according to the priority order of the multiple network slices, whether the network slice corresponding to the priority has a suitable cell camp; if a suitable cell resides, The network slice corresponding to the priority is selected as the determined network slice.
  • the foregoing mapping relationship may further include information such as carrier information (PLMN information) and carrier frequency information corresponding to the network slice type; for example, an operator provides a dynamic allocation type network slice, and provides different types of mutually separated networks on the same carrier frequency.
  • PLMN information carrier information
  • carrier frequency information corresponding to the network slice type
  • an operator provides a dynamic allocation type network slice, and provides different types of mutually separated networks on the same carrier frequency.
  • the slice entity, the terminal can find a suitable network slice based only on the PLMN and carrier frequency information.
  • the method may further include: switching the terminal to the determined network slice according to one of the following methods: by selecting the cell if the terminal has not camped on the cell yet The process selects a cell that provides a service of the determined network slice, and switches the terminal to the determined network slice; when the terminal camped cell does not provide the service of the determined network slice, the determined network slice is provided by the process selection of the reproduced cell
  • the serving cell switches the terminal to the determined network slice; when the cell in the connected state in which the terminal is located does not provide the service of the determined network slice, the cell that provides the service of the determined network slice is selected through the handover procedure, and the terminal is switched to the determination.
  • Network slice That is, it can be switched to the determined network slice according to different manners to process the terminal service.
  • the method may include: obtaining, by using an interface and/or a network management configuration, a mapping relationship between the network slice information and the service type in the neighbor base station.
  • the executor of the acquisition may be a base station or a terminal, and is not limited thereto.
  • the interface may be an inter-base station interface such as X2, S1 or may be a new interface, and Not limited to this.
  • the above method can further utilize the virtualization technology to support multiple logical networks on the same infrastructure, greatly improve resource utilization and reduce costs; the above method can also customize the network for special services and improve user experience, such as : A service that can obtain a high rate for the rate; a service that can obtain an ultra-low delay for the delay; the method does not need to notify all the slice information supported by the network side, and only needs to notify the service category.
  • the slice information reduces the content of the air interface transmission and saves air interface resources.
  • the user terminal UE performs a certain service, it is connected to a customized network slice according to the attribute (type) of the service.
  • FIG. 3 is a flowchart 1 of a network slice processing method according to a preferred embodiment of the present invention. As shown in FIG. 3, the method for obtaining a mapping relationship is obtained by using a user plane as an example. include:
  • Step S302 The terminal accesses the base station 2 and establishes a user plane connection; the terminal downloads the mapping relationship from the server (corresponding to the network slicing server in the above embodiment) through the user plane connection; the mapping relationship is data configured by the operator in the server. After the terminal passes the authorization, the mapping relationship information may be downloaded;
  • Step S304 The terminal obtains information of the network slice according to the mapping relationship and the service feature; (corresponding to step S202 in the foregoing embodiment);
  • the network slice information may include operator information, slice identification information, carrier frequency information, and the like.
  • the terminal determines, according to the network slice information, that the current access base station does not provide the required network slice service.
  • Step S306 The terminal switches to the base station that provides the network slice service (corresponding to switching the terminal to the determined network slice in the foregoing embodiment);
  • the terminal may notify the base station of the network slice information that the base station wishes to switch through the RRC dedicated message, and the base station triggers the terminal RRM measurement, and triggers the process of switching to the target base station according to the RRM measurement result.
  • FIG. 4 is a flowchart of a method for processing a network slice according to a preferred embodiment of the present invention. As shown in FIG. 4, the present embodiment is described by taking a mapping relationship obtained by using a system broadcast message, and the method includes:
  • Step S402 The base station 2 carries the mapping relationship between the network slice information and the terminal service in the system broadcast message (corresponding to the mapping relationship of the embodiment shown in FIG. 1);
  • the information can be read when the terminal camps on the cell of the base station 2;
  • the base station may also broadcast the indication information of the mapping relationship, and instruct the terminal to obtain the resource information by accessing;
  • Step S404 The terminal obtains information about the network slice according to the mapping relationship and the service feature (corresponding to step S202 in the foregoing embodiment);
  • the network slice information includes carrier information, slice identification information, carrier frequency information, and the like.
  • the terminal determines, according to the network slice information, that the current access base station 2 does not provide the required network slice service.
  • Step S406 The base station 1 that provides the network slice provides network access information.
  • the access information is, for example, slice identification information; the terminal can confirm the service of the network slice provided by the cell after reading the information of the cell.
  • Step S408 The terminal selects the base station 1 through the cell reselection process.
  • the terminal may preferentially select a cell of the base station 1 supporting the network slice through a cell reselection procedure. After the camping, the terminal triggers the process of accessing the network slice.
  • steps S406 to S408 are equivalent to switching the terminal to the determined network slice in the above embodiment.
  • FIG. 5 is a flowchart 3 of a network slice processing method according to a preferred embodiment of the present invention; as shown in FIG. 5, the mapping relationship is obtained by using a radio resource control (Radio Resource Control, RRC for short) dedicated message.
  • RRC Radio Resource Control
  • the above methods include:
  • Step S502 After the terminal accesses the base station 2, the terminal requests the base station to allocate the mapping relationship between the network slice information and the terminal service by using the RRC message; the base station sends the configuration information to the terminal according to the request; (corresponding to the mapping relationship in the foregoing embodiment) Pre-configured in the terminal)
  • Step S504 The terminal obtains information about the network slice according to the mapping relationship and the service feature (corresponding to step S202 in the foregoing embodiment);
  • the network slice information includes carrier information, slice identification information, carrier frequency information, and the like.
  • the terminal determines, according to the network slice information, that the current access base station 2 does not provide the required network slice service.
  • the mapping relationship in this example provides carrier information and carrier frequency information.
  • the information is also provided by the base station in the prior art. Therefore, the base station that does not need to provide the network slicing function provides network access information.
  • Step S506 The terminal selects the base station 1 by using a handover procedure (corresponding to switching the terminal to the determined network slice in the foregoing embodiment);
  • the terminal may notify the base station of the network slice information that the base station wishes to switch through the RRC dedicated message, and the base station triggers the terminal RRM measurement, and triggers the process of switching to the target base station according to the RRM measurement result.
  • the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation.
  • the technical solution of the present invention which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (eg, ROM/RAM, disk, CD-ROM includes a number of instructions for causing a terminal device (which may be a cell phone, a computer, a server, or a network device, etc.) to perform the methods described in various embodiments of the present invention.
  • a storage medium eg, ROM/RAM, disk, CD-ROM includes a number of instructions for causing a terminal device (which may be a cell phone, a computer, a server, or a network device, etc.) to perform the methods described in various embodiments of the present invention.
  • a network slice processing device is also provided, which is used to implement the foregoing embodiments and preferred embodiments, and has not been described again.
  • the term "module” may implement a combination of software and/or hardware of a predetermined function.
  • the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 6 is a structural block diagram 1 of a network slice processing apparatus according to an embodiment of the present invention. As shown in FIG. 6, the apparatus includes:
  • the first determining module 62 is configured to determine one or more network slice information corresponding to the terminal service type according to the terminal service type of the terminal service and the mapping relationship between the network slice information and the service type;
  • the second determining module 64 is connected to the first determining module 62, and is configured to determine a network slice for processing terminal services according to the determined one or more network slice information.
  • the first determining module 62 and the second determining module 64 are configured to determine the service type according to the service type of the terminal service and the mapping relationship between the network slice information and the service type.
  • the network slice processing of the terminal service solves the technical problem of how to determine the network slice.
  • mapping relationship may be a graph or a list, but is not limited thereto.
  • the foregoing service type may include at least one of the following: ultra-high speed service; low latency service; high reliability service; high definition video service; common service.
  • the network slice information may include at least one of the following: a network slice type; network slice access information; wherein the network slice type may include at least one of the following: an ultra-high speed service slice network; a burst small data service switching network; Extended service slicing network; high-reliability service slicing network; HD video service slicing network; static configuration network slicing; semi-static configuration network slicing; dynamic configuration network slicing; common network slicing; The operator identifier of the network slice; the slice identifier of the network slice; the carrier frequency information corresponding to the network slice; the cell identifier corresponding to the network slice; the priority identifier of the network slice; the PLMN information of the public land mobile telephone network to which the network slice belongs; Core network information.
  • the core network information includes at least one of the following: an identifier of the core network; an identifier of the core network access point SAP; and a PLMN information of the core network.
  • the ultra-high speed service is a service corresponding to a common rate class whose minimum transmission rate is less than or equal to a first predetermined threshold or a service corresponding to a high rate class whose minimum transmission rate is greater than a second predetermined threshold;
  • the low latency service The service whose delay is less than the third predetermined threshold or the service whose delay is less than the fourth predetermined threshold; the fourth predetermined threshold is smaller than the third predetermined threshold;
  • the high reliability service is that the packet loss rate is less than the fifth predetermined threshold and / Or a service with independent security key management;
  • the high-definition video service is a service whose transmission speed is greater than a sixth predetermined threshold and/or the pixel resolution is greater than a seventh predetermined threshold;
  • the bursty small data service is between people or objects Services for communication between networked devices; long-term evolution of LTE services.
  • the first predetermined threshold may be 5G
  • the second predetermined threshold may be 5G
  • the third pre- The predetermined threshold may be 10 ms
  • the fourth predetermined threshold may be 100 ms
  • the fifth predetermined threshold may be 10e6
  • the sixth predetermined threshold may be 5G
  • the seventh predetermined threshold may be 4K, but is not limited thereto, each of the foregoing predetermined The threshold can be set according to the actual situation.
  • the foregoing common service may be an LTE service, for example, the LTE service may be a call service or a short message service, but is not limited thereto.
  • FIG. 7 is a structural block diagram of a network slice processing apparatus according to an embodiment of the present invention. As shown in FIG. 7, the apparatus may further include:
  • the obtaining module 72 is connected to the foregoing first determining module 62, and is configured to obtain a mapping relationship by acquiring a mapping relationship from the terminal before obtaining one or more network slice information corresponding to the terminal service type, and acquiring the mapping relationship through the network slicing server.
  • the mapping relationship is obtained by receiving a system broadcast message sent by the network side, and obtaining a mapping relationship by receiving a radio resource control RRC dedicated message sent by the network side.
  • the obtaining module 72 is further configured to obtain a mapping relationship between the network slice information and the service type in the neighbor base station by using an interface and/or a network management configuration.
  • the device may be located in the base station or in the terminal, and is not limited thereto.
  • the interface may be an inter-base station interface such as X2, S1 or may be a new interface, and is not limited thereto. .
  • the device may further include a receiving module, configured to receive the service information reported when the terminal accesses, where the service information includes the terminal service and the terminal service type of the terminal service, but is not limited thereto. .
  • the network slice access information in the network slice information may be included in the foregoing mapping relationship, or may be independent of the mapping relationship.
  • the network slice access information and the mapping relationship may be jointly broadcasted and/or Or RRC dedicated messages are provided, but are not limited thereto.
  • the network slice access information may be access information of the base station and/or other base stations, and is not limited thereto.
  • the mapping relationship may include at least one of the following: one service type corresponds to one network slice information; one service type corresponds to multiple network slice information; and multiple service types correspond to multiple network slice information.
  • the first determining module 62 may be configured to determine one or more networks corresponding to the terminal service type according to the terminal service type of the terminal service and the mapping relationship between the network slice information and the service type.
  • the terminal service type is selected according to the characteristics of the actual service.
  • the actual service feature may be, but is not limited to, the terminal mobility rate, the delay requirement, the throughput requirement, and the like.
  • the network can be customized for a special service, and the user experience is improved, for example, a service that can obtain a high rate for a rate requirement, and a service that requires an ultra-low delay for a time delay.
  • the second determining module 64 may further be configured to obtain a plurality of network slices according to the plurality of network slice information, and determine the network corresponding to the priority according to the priority of the plurality of network slices.
  • the priority of the foregoing network slice may be included in the mapping relationship, but is not limited thereto.
  • the foregoing mapping relationship may further include information such as carrier information (PLMN information) and carrier frequency information corresponding to the network slice type; for example, an operator provides a dynamic allocation type network slice, and provides different types of mutually separated networks on the same carrier frequency.
  • PLMN information carrier information
  • carrier frequency information corresponding to the network slice type
  • an operator provides a dynamic allocation type network slice, and provides different types of mutually separated networks on the same carrier frequency.
  • the slice entity, the terminal can find a suitable network slice based only on the PLMN and carrier frequency information.
  • FIG. 8 is a structural block diagram 3 of a network slice processing apparatus according to an embodiment of the present invention. As shown in FIG. 8, the apparatus may further include:
  • the switching module 82 is connected to the foregoing second determining module 64, and is configured to switch the terminal to the determined network slice according to one of the following methods: in the case that the terminal has not camped on the cell, the determination is provided by selecting the flow selection of the cell.
  • the served cell of the network slice the terminal is switched to the determined network slice; when the terminal camped cell does not provide the service of the determined network slice, the cell providing the service of the determined network slice is selected by the process of reproducing the cell,
  • the terminal switches to the determined network slice; when the cell in the connected state in which the terminal is located does not provide the service of the determined network slice, the cell that provides the service of the determined network slice is selected through the handover procedure, and the terminal is switched to the determined network slice.
  • the cell that provides the service of the determined network slice is selected by the handover procedure, and the terminal is switched to the determined network slice. That is, it can be switched to the determined network slice according to different manners to process the terminal service.
  • the following advantages can be realized: further utilizing virtualization technology to support multiple logical networks on the same infrastructure, greatly improving resource utilization and reducing cost; and can customize the network for special services and improve user experience. For example, a service that has a high rate can be obtained for a rate; a service that requires ultra-low latency for a delay; and all the slice information supported by the network side are not required to be notified to the terminal, and only the service category is required to be notified. Slice information to reduce the content of air interface transmission and save air interface resources.
  • each of the above modules may be implemented by software or hardware.
  • the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the modules are located in multiple In the processor.
  • a terminal including the network slice processing apparatus described in any of the above-mentioned FIG. 6 to FIG.
  • a base station including the network slice processing apparatus described in any of the above-mentioned FIG. 6 to FIG.
  • Embodiments of the present invention also provide a storage medium.
  • the foregoing storage medium may be configured to store program code for performing the following steps:
  • the foregoing storage medium may include, but not limited to, a USB flash drive, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, and a magnetic memory.
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • a mobile hard disk e.g., a hard disk
  • magnetic memory e.g., a hard disk
  • the processor executes the program code of the following steps according to the stored program code in the storage medium: determining the terminal service according to the terminal service type of the terminal service and the mapping relationship between the network slice information and the service type. One or more network slice information corresponding to the type; determining a network slice for processing the terminal service according to the determined one or more network slice information.
  • modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software.
  • a technical solution for determining a network slice is provided, that is, a network for processing a terminal service is determined according to a service type of a terminal service and a mapping relationship between a network slice information and a service type. Slicing solves the technical problem of how to determine network slicing.

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

La présente invention porte sur un procédé et sur un appareil de traitement de tranche de réseau, sur un terminal, sur une station de base et sur un support de stockage informatique. Le procédé consiste : à déterminer un ou plusieurs éléments d'informations de tranche de réseau correspondant à un type de service de terminal en fonction du type de service de terminal d'un service de terminal et d'une relation de correspondance entre des informations de tranche de réseau et des types de service; et à déterminer une tranche de réseau utilisée pour traiter le service de terminal en fonction du ou des éléments d'informations de tranche de réseau déterminés. Au moyen de la présente invention, le problème technique de la détermination d'une tranche de réseau est résolu.
PCT/CN2017/076199 2016-03-30 2017-03-09 Procédé et appareil de traitement de tranche de réseau, terminal, station de base et support de stockage informatique WO2017166988A1 (fr)

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