WO2017198228A1 - Procédé et appareil d'accès à un dispositif - Google Patents

Procédé et appareil d'accès à un dispositif Download PDF

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Publication number
WO2017198228A1
WO2017198228A1 PCT/CN2017/085171 CN2017085171W WO2017198228A1 WO 2017198228 A1 WO2017198228 A1 WO 2017198228A1 CN 2017085171 W CN2017085171 W CN 2017085171W WO 2017198228 A1 WO2017198228 A1 WO 2017198228A1
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Prior art keywords
node
access
device access
indication information
information
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PCT/CN2017/085171
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English (en)
Chinese (zh)
Inventor
史莉荣
黄河
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中兴通讯股份有限公司
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Publication of WO2017198228A1 publication Critical patent/WO2017198228A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information

Definitions

  • the present application relates to, but is not limited to, the field of communications, and more particularly to a device access method and apparatus.
  • the fourth generation mobile communication system (referred to as 4G system).
  • the fifth-generation mobile communication system (referred to as 5G system) put forward a challenging 1000-fold capacity increase target.
  • the history of mobile communications shows that cell splitting, greater bandwidth, and higher spectrum efficiency are the three pillars of system capacity improvement.
  • the low-power transmission node is flexibly and sparsely deployed in the coverage area of the macro cell, forming a macro cell and a small cell (Small Cell).
  • a Heterogeneous Network HetNet
  • HetNet can not only improve the flexibility of cell splitting and system capacity while ensuring coverage, but also share the service pressure of the macro cell and expand the coverage of the macro cell.
  • 3GPP 3rd Generation Partnership Project
  • proposed the Small Cell enhancement technology proposed the Small Cell enhancement technology, and carried out preliminary research on the problems that arise when high-density small cells are deployed.
  • the ultra-dense network in 5G can be seen as a further evolution of Small Cell enhancement technology.
  • TP density will be further increased, TP coverage will be further reduced, and each TP will serve only one or a few terminals at the same time.
  • the ultra-dense deployment brings the distance between the TP and the terminal closer, so that their transmission power can be greatly reduced and become very close, and the difference between the uplink and the downlink is also smaller.
  • the TP in this ultra-dense network adopts new wireless access technology. Therefore, it is called a new radio access technology (Ratio Access Technology, RAT for short).
  • RAT Radio Access Technology
  • 5G supports three major services: enhanced mobile broadband service (EMBB), massive machine-like communication service (mMTC), and low-latency ultra-reliable connection service (Critical Connection). These three types of service applications and requirements are different.
  • EMBB enhanced mobile broadband service
  • mMTC massive machine-like communication service
  • Critical Connection low-latency ultra-reliable connection service
  • the device When the cell is selected, the device does not distinguish between the macro cell and the small cell, and selects a best cell to access.
  • the functional protocol stack deployed on the TP is different due to different deployment modes. In this way, some TPs cannot process messages after receiving the access request from the device, which may affect the access of the device.
  • the embodiment of the invention provides a device access method and device, which implements device access by a transmission node supported by the device selection.
  • a device access method including:
  • the device receives the indication information sent by the transmission node, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; and identifier information of the transmission node that supports the device access in the current network;
  • the device sends a device access request to the transport node that the support device accesses according to the received indication information.
  • the sending, by the device, the device access request to the transmitting node that is supported by the supporting device according to the received indication information includes: when the indication information is used to indicate that the transmitting node supports device access, The device sends a device access request to a transmitting node that sends the indication information.
  • the sending, by the device, the device access request to the transmitting node that is supported by the supporting device according to the received indication information includes: when the indication information is used to indicate a transit node that supports device access in the current network. Identification information when the device is from the specified condition A transmission node is selected in the identification information, and a device access request is sent to the selected transmission node.
  • the specified condition includes: a received signal quality level of the transmitting node.
  • the identifier information includes at least one of the following: a node identifier, a random access sequence, a physical random access channel configuration, and a synchronization sequence.
  • the node identifier includes at least one of the following: a physical identifier, and a node configuration identifier.
  • the physical identification is determined by a synchronization sequence of nodes.
  • the node configuration identifier is a logical identifier configured by the network side device for the node.
  • the device receives the indication information sent by the transmission node, where the device receives the indication information carried by the transmission node by sending the system message, or the device receives the indication information that the transmission node carries by sending the dedicated message.
  • the transmission node supports device access by at least one of the following ways:
  • the new node is used to indicate that the transit node supports device access.
  • the transmitting node does not support device access at least by one of the following ways:
  • the newly added cell indicates that the transport node does not support device access.
  • the specified message block comprises: a main information block MIB
  • the designated auxiliary information block comprises: a system information block SIB.
  • the device when the indication information is used to indicate the identification information of the transmission node that supports the device access in the current network, the device connects to the support device according to the received indication information.
  • the transmitting node sends a device access request, and the device reads a system message of the transmitting node that supports the device access, and sends a device access request to the transmitting node that supports the device access.
  • the indication information is at least divided into: enhanced mobile broadband service EMBB access indication information, massive machine type communication service mMTC access indication information, and low latency ultra-reliable connection service Critical Connection according to the service type. Enter the instructions.
  • the identifier information of the transport node that supports the device access in the current network includes: identifier information of some or all of the transport nodes that are supported by the device in the current network.
  • a device access method including:
  • the transmitting node sends the indication information to the device, where the indication information is used to indicate at least one of the following: whether the transmitting node supports device access; and identifier information of some or all of the transmitting nodes that are supported by the device in the current network.
  • the method when the indication information is used to indicate that the transmission node supports device access, the method further includes: the transmission node receiving a device access request sent by the device.
  • the method further includes: receiving, by the transmission node selected according to the specified condition, the device sent by the device. Access request.
  • the specified condition includes: a received signal quality level of the transmitting node.
  • the transmitting node sends the indication information for supporting the device access to the device, including: the transmitting node sends a system message carrying the indication information to the device; or the transmitting node sends the dedicated message carrying the indication information to the device.
  • the transmission node supports device access by at least one of the following ways:
  • the new node is used to indicate that the transit node supports device access.
  • the transmitting node does not support device access at least by one of the following ways:
  • the newly added cell indicates that the transport node does not support device access.
  • the specified message block includes: a main information block (MIB), and the specified auxiliary information block includes: a system information block (SIB).
  • MIB main information block
  • SIB system information block
  • the indication information is at least divided into: enhanced mobile broadband service EMBB access indication information, massive machine type communication service mMTC access indication information, and low latency ultra-reliable connection service Critical Connection according to the service type. Enter the instructions.
  • the identifier information of the transport node that supports the device access in the current network includes: identifier information of some or all of the transport nodes that are supported by the device in the current network.
  • a device access apparatus is further provided, which is applied to a device, including:
  • the receiving module is configured to receive the indication information sent by the transmission node, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; and identifier information of the transmission node that supports the device access in the current network. ;
  • the first sending module is configured to send, according to the received indication information, a device access request to a transmitting node that is supported by the supporting device.
  • a device access apparatus which is applied to a transmission node, and includes: a second sending module, configured to send indication information to a device, where the indication information is used to at least Indicates one of the following: whether the transmission node supports device access; and identification information of a transmission node that supports device access in the current network.
  • a device access apparatus including:
  • a first processor configured to store a first memory of processor-executable instructions; wherein the first processor is configured to receive indication information sent by the transmission node, according to the received
  • the indication information is sent to the transmission node that supports the access of the device, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; and the transmission node that supports the device access in the current network. Identification information.
  • a device access apparatus including:
  • a second processor configured to store a second memory of the processor executable instructions; wherein the second processor is configured to send the indication information to the device, wherein the indication information is used to indicate at least one of the following: Whether the transmission node supports device access; the identification information of some or all of the transmission nodes that the device supports access in the current network.
  • the device receives the indication information of the support device access sent by the transmission node, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; The identification information of the incoming transit node, and the device initiates a device access request to the transport node capable of supporting the access of the device according to the indication information, and adopts the foregoing technical solution to implement the device that the device can select to support the access of the device, thereby avoiding the transmission.
  • the node cannot process the access request of the device, which effectively ensures the service communication.
  • FIG. 1 is a network deployment diagram after a new RAT is introduced according to an embodiment of the present invention
  • FIG. 2 is a flowchart (1) of a device access method according to an embodiment of the present invention.
  • FIG. 3 is a flowchart (2) of a device access method according to an embodiment of the present invention.
  • FIG. 4 is a structural block diagram (1) of a device access device according to an embodiment of the present invention.
  • FIG. 5 is a structural block diagram (2) of a device access apparatus according to an embodiment of the present invention.
  • FIG. 6 is a block diagram showing the hardware structure of a mobile terminal of a device access method according to Embodiment 5 of the present invention.
  • FIG. 7 is a block diagram showing the hardware structure of a mobile terminal of a device access method according to Embodiment 6 of the present invention.
  • FIG. 8 is a flowchart of a network function deployment performed by a transmission node according to Embodiment 2 of the present invention.
  • FIG. 9 is a flowchart of a system message sent by a transmission node according to Embodiment 3 of the present invention.
  • FIG. 10 is a flowchart of a system message sent by another transmission node according to Embodiment 4 of the present invention.
  • FIG. 11 is a flowchart of device access according to Embodiment 5 of the present invention.
  • FIG. 12 is a flowchart of device access according to Embodiment 6 of the present invention.
  • FIG. 13 is a flowchart of device access according to Embodiment 7 of the present invention.
  • a TP in an ultra-dense network there are several ways to deploy a TP in an ultra-dense network: a macro cell or a processing node with a gateway as a control plane, a TP in an ultra-dense network as a data plane, or an ultra-dense TP. It can be deployed as a processing node of the control plane or as a transit node of the data plane.
  • the user equipment if it wants to communicate, it must first select a transit node to access. After the new RAT is adopted in the current 5G technology, how to select the transport node for access by the user equipment is not yet determined.
  • the following embodiments and embodiments describe a method for selecting a transport node to access, but are not intended to limit the embodiments of the present invention.
  • FIG. 2 is a method according to the present invention.
  • a flowchart (1) of the device access method of the embodiment, as shown in FIG. 2, includes the following steps:
  • Step S202 The device receives the indication information sent by the transmission node, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; and identifier information of the transmission node that supports the device access in the current network;
  • Step S204 The device sends a device access request to the transport node that the support device accesses according to the received indication information.
  • the device receives the indication information of the support device access sent by the transmission node, and then initiates a device access request to the transmission node that can support the device access according to the indication information, so that the device can select the supported transmission node to perform the device connection. Ingress, the situation that the transmission node cannot handle the access request of the device is avoided, and the service communication is effectively guaranteed.
  • the device receives the indication information sent by the transmission node, and the indication information may indicate whether the transmission node itself has the support device access. If the device access capability is supported, the device may directly send the device access request to the transmission node.
  • the indication information may also be information of the transmission node that supports the device to access the device in the current network, and may include identification information of all the transmission nodes that are supported by the device in the current network, and may also be identification information of the part of the transmission node. In this embodiment, the device may select a transit node to send a device access request from the identification information according to the specified condition.
  • the specified condition may include, but is not limited to, a received signal quality of the transmitting node.
  • the indication information indicates an order of the received signal quality in the current network from good to bad, and the device may be the best.
  • the transit node begins to choose to access.
  • the indication information sent by the foregoing transmitting node to the device may be carried by a public message, such as a system message, or may be carried by a dedicated signaling, which is not limited in this embodiment of the present invention.
  • the transport node support is indicated by at least one of the following manners.
  • Equipment access
  • Instructing the transport node to support device access by specifying a block of information, such as a master block MIB and/or other ancillary information block, such as a system information block SIB; or
  • the new node is used to indicate that the transit node supports device access.
  • the transmitting node does not support device access at least by one of the following ways:
  • the newly added cell indicates that the transport node does not support device access.
  • the identifier information includes at least one of the following: a node identifier, a random access sequence, a physical random access channel configuration, and a synchronization sequence;
  • the node identifier includes at least one of the following: a physical identifier, a node configuration identifier, and a physical identifier
  • the synchronization sequence of the node is determined;
  • the node configuration identifier is a logical identifier configured by the network side device for the node.
  • the device when the indication information is used to indicate the identification information of the transmission node that is supported by the device in the current network, the device sends the device access request to the transmission node that is supported by the device according to the received indication information, including: The device reads the system message of the transmission node that supports the access of the device, and sends a device access request to the transmission node that supports the device access.
  • the indication information is at least divided into: enhanced mobile broadband service EMBB access indication information, massive machine type communication service mMTC access indication information, and low latency ultra-reliable connection service Critical Connection access indication according to the service type. information.
  • the identifier information of the transport node that the device supports access in the current network includes: identifier information of some or all of the transport nodes that are supported by the device in the current network.
  • the embodiment of the present invention further provides an embodiment described from the transmitting node side.
  • FIG. 3 is a flowchart (2) of a device access method according to an embodiment of the present invention. As shown in FIG. 3, the method includes the following steps:
  • Step S302 The transmitting node sends the indication information to the device, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; and identifier information of some or all of the transmission nodes that are supported by the device in the current network.
  • the transmitting node sends the indication information supporting the access of the device to the device by using the role between the transmitting node and the device, and then initiating the device to the transmitting node capable of supporting the access of the device according to the indication information.
  • the access request adopts the above technical solution, which avoids the situation that the transmission node cannot process the access request of the device, and effectively ensures the service communication.
  • the device receives the indication information sent by the transmission node, and the indication information may indicate whether the transmission node itself has the support device access. If the device access capability is supported, the device may directly send the device access request to the transmission node.
  • the indication information may also be information of the transmission node that supports the device to access the device in the current network, and may include identification information of all the transmission nodes that are supported by the device in the current network, and may also be identification information of the part of the transmission node. In this embodiment, the device may select a transit node to send a device access request from the identification information according to the specified condition.
  • the specified condition may include, but is not limited to, a received signal quality of the transmitting node.
  • the indication information indicates an order of the received signal quality in the current network from good to bad, and the device may be the best.
  • the transit node begins to choose to access.
  • the indication information sent by the foregoing transmitting node to the device may be carried by a public message, such as a system message, or may be carried by a dedicated signaling, which is not limited in this embodiment of the present invention.
  • the transport node support is indicated by at least one of the following manners.
  • Equipment access
  • Instructing the transport node to support device access by specifying a block of information, such as a master block MIB and/or other ancillary information block, such as a system information block SIB; or
  • the new node is used to indicate that the transit node supports device access.
  • the transmitting node does not support device access at least by one of the following ways:
  • the newly added cell indicates that the transport node does not support device access.
  • the identifier information includes at least one of the following: a node identifier, a random access sequence, a physical random access channel configuration, and a synchronization sequence; the node identifier includes at least one of the following: a physical identifier, a node configuration identifier, and a physical identifier Node synchronization sequence determination; node configuration The identifier is a logical identifier configured by the network side device for the node.
  • the indication information is at least divided into: enhanced mobile broadband service EMBB access indication information, massive machine type communication service mMTC access indication information, and low latency ultra-reliable connection service Critical Connection access indication according to the service type. information.
  • the identifier information of the transport node that the device supports access in the current network includes: identifier information of some or all of the transport nodes that are supported by the device in the current network.
  • 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 embodiment of the present invention may be embodied in the form of a software product stored in a storage medium (such as a ROM/RAM, a magnetic disk, an optical disk), and includes a plurality of instructions for making a A terminal device (which may be a cell phone, a computer, a server, or a network device, etc.) performs the methods of various embodiments of the present invention.
  • a device access device is also provided, which is applied to the device, and the device is used to implement the foregoing embodiments and implementation manners, and details are not described herein.
  • the term "module” may implement a combination of software and/or hardware of a predetermined function.
  • the devices described in the following embodiments may be implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 4 is a structural block diagram (1) of a device access device according to an embodiment of the present invention. As shown in FIG. 4, the device includes:
  • the receiving module 40 is configured to receive the indication information sent by the transmission node, where the indication information is used to indicate at least one of: whether the transmission node supports device access; and identifier information of the transmission node that supports the device access in the current network;
  • the first sending module 42 is configured to send a device access request to the transmitting node that is supported by the supporting device according to the received indication information.
  • the receiving module 40 receives the supporting device sent by the transmitting node.
  • the indication information of the access and the first sending module 42 initiates a device access request to the transmitting node capable of supporting the device access according to the indication information, and adopts the foregoing technical solution to implement the device that the device can select to support the device to access, avoiding The case where the transit node cannot process the access request of the device effectively ensures the communication of the service.
  • the device when the indication information is used to indicate that the transmission node supports device access, the device sends a device access request to the transmission node that sends the indication information; and when the indication information is used to indicate the transmission node that supports the device access in the current network.
  • the device selects a transmission node from the identification information according to the specified condition, and sends a device access request to the selected transmission node, where the specified condition includes: the received signal quality of the transmission node.
  • the receiving module 40 is further configured to receive the indication information that the transit node accesses by the supporting device carried by the sending system message.
  • the transmitting node is instructed to support device access by at least one of the following means: the transmitting node is instructed to support device access by the MIB and/or the SIB; or the transmitting node is instructed to support device access by adding a new cell.
  • the transmitting node does not support device access at least by one of the following means: indicating that the transmitting node does not support device access by the MIB; or indicating that the transmitting node does not support device access by adding a cell.
  • a device access device is also provided, which is applied to a transmission node, and the device is used to implement the foregoing embodiments and implementation manners, and details are not described herein.
  • the term "module” may implement a combination of software and/or hardware of a predetermined function.
  • the devices described in the following embodiments may be implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 5 is a structural block diagram (2) of a device access device according to an embodiment of the present invention. As shown in FIG. 5, the device includes:
  • the second sending module 50 is configured to send indication information to the device, where the indication information is used to indicate at least one of: whether the transmission node supports device access; and identifier information of some or all of the transmission nodes that are supported by the device in the current network. .
  • the second sending module 50 sends the indication information of the supporting device access to the device, and further initiates the device access request to the transmitting node capable of supporting the device access according to the indication information, and implements the foregoing technical solution.
  • the device can select the supported transport node to access the device, which avoids the situation that the transport node cannot process the access request of the device, and effectively ensures the service communication.
  • the device when the indication information is used to indicate that the transmission node supports device access, the device sends a device access request to the transmission node that sends the indication information; and when the indication information is used to indicate the transmission node that supports the device access in the current network.
  • the device selects a transmission node from the identification information according to the specified condition, and sends a device access request to the selected transmission node, where the specified condition includes: the received signal quality of the transmission node.
  • the second sending module 50 is further configured to send a system message carrying the indication information of the support device access to the device, or send a dedicated message carrying the indication information of the support device access to the device.
  • the transmission node is instructed to support device access by at least one of the following ways: indicating that the transmission node supports device access by specifying a message block and/or specifying the auxiliary information block; and indicating the transmission node by adding a new cell Support device access.
  • At least one of the following manners is used to indicate that the transit node does not support device access: by specifying a message block to indicate that the transport node does not support device access; by adding a cell to indicate that the transport node does not support device access .
  • the specified message block includes: a main information block MIB
  • the specified auxiliary information block includes: a system information block SIB.
  • the indication information is at least divided into: enhanced mobile broadband service EMBB access indication information, massive machine type communication service mMTC access indication information, and low latency ultra-reliable connection service Critical Connection access indication according to the service type. information.
  • the identifier information of the transport node that supports the device access in the current network includes: identifier information of some or all of the transport nodes that are supported by the device in the current network.
  • each of the foregoing 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; each of the above modules is located in a different processor in any combination.
  • FIG. 6 is a block diagram showing the hardware structure of a mobile terminal according to a device access method according to Embodiment 5 of the present invention.
  • the mobile terminal may include one or more (only one shown in the figure) first processor 602 (the first processor 602 may include, but is not limited to, a microprocessor MCU or a programmable logic device FPGA, etc.
  • the processing device is provided as a first memory 604 that stores data.
  • the structure shown in FIG. 6 is merely illustrative and does not limit the structure of the above device.
  • the mobile terminal may also include more or less components than those shown in FIG. 6, or have a different configuration than that shown in FIG.
  • a device access device is provided, as shown in FIG. 6, including:
  • a first processor 602 configured to store the processor-executable instructions, wherein the first processor 602 is configured to receive the indication information sent by the transmission node, and access the support device according to the received indication information.
  • the transmitting node sends a device access request, where the indication information is used to indicate at least one of the following: whether the transmitting node supports device access; and identifier information of the transmitting node that supports the device access in the current network.
  • FIG. 7 is a block diagram showing the hardware structure of a mobile terminal of a device access method according to Embodiment 6 of the present invention.
  • the mobile terminal may include one or more (only one shown) processor 702 (the processor 702 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA),
  • a memory 704 is provided to store data.
  • FIG. 7 is merely illustrative and does not limit the structure of the above device.
  • the mobile terminal may also include more or fewer components than those shown in FIG. 7, or have a different configuration than that shown in FIG.
  • a device access device is provided, as shown in FIG.
  • the second processor 702 is configured to send indication information to the device, where the indication information is used to indicate at least one of: whether the transmission node supports device access; and part or all of the transmission nodes of the current network that support device access Identification information.
  • Radio Resource Control Radio Resource Control
  • RRC Radio Resource Control
  • RRC protocol stack for processing device-related control messages
  • the device access function is not supported: at least the RRC protocol stack that processes device-related control messages is not included.
  • the control plane protocol stack includes at least one of the following: RRC, Packet Data Convergence Protocol (PDCP), Radio Link Control (RLC), and Medium Access Control (Medium Access Control). It is abbreviated as MAC) and physical layer (Physical Layer, PHY for short).
  • RRC Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC Medium Access Control
  • PHY Physical Layer
  • the RRC protocol stack is further subdivided, including an RRC protocol stack (RRC-Common) for processing system messages or paging messages, and an RRC protocol stack (RRC-UE) for processing device related control messages.
  • RRC-Common for processing system messages or paging messages
  • RRC-UE for processing device related control messages.
  • scenario A As shown in Figure 1, network deployment is divided into two types: scenario A and scenario B.
  • the scenario A indicates that the processing node adopting the macro cell or adding a gateway as the control plane, and the TP in the ultra-dense network is used as the transmission node of the user plane;
  • Scenario B indicates that the ultra-dense TP is deployed separately, and can be used as a processing node of the control plane or as a transport node of the user plane.
  • the control plane and user plane in Scene A and Scene B are connected to the Core (Core Network).
  • the processing node of the control plane has a device access function, and the RRC-Common protocol stack and the RRC-UE protocol stack are deployed.
  • FIG. 8 is a flowchart of a network function deployment performed by a transit node according to Embodiment 2 of the present invention. As shown in FIG. 8, the method mainly includes the following steps:
  • the organizer unit (located in any functional entity on the network side) determines a list of network functions that the transport node needs to configure based on a coverage area or a RAT type of the transport node.
  • the adopted rule may be a transport node configuration control plane function with a large coverage area; for example, a 4G Long-Term Evolution (LTE) evolved Node B or an added gateway configuration control plane function.
  • LTE Long-Term Evolution
  • the orchestrator unit can be a logical network element having one of the following functions: determining the type of the transmitting node and determining the functional nodes participating in the process for different services.
  • the transit node acquires a list of network functions acquired from the network system or the orchestrator unit, and performs network function deployment, where the deployment includes loading a corresponding protocol stack or a codec library.
  • FIG. 9 is a flowchart of a system message sent by a transmission node according to Embodiment 3 of the present invention. As shown in FIG. 9, the method includes the following steps:
  • the transit node periodically sends a system message, where the system message includes a specified information block, such as a main information block MIB, and other auxiliary information blocks, such as a system information block (SIB), and the system message indicates that the device supports access.
  • a specified information block such as a main information block MIB
  • other auxiliary information blocks such as a system information block (SIB)
  • SIB system information block
  • Implicit mode no new cells are added, and both MIB and SIB are sent to indicate support access;
  • Explicit mode by adding a new cell to indicate, such as adding a function type, the function type is set to: allow access, further subdivided according to the service type requested by the device, such as allowing EMBB access, allowing mMTC access Allowing Critical Connection access; or adding transport node information that allows EMBB access, allows mMTC access, and allows Critical Connection access.
  • the transport node information includes node configuration identifier or random access sequence configuration, physical random access channel configuration, Synchronization sequence.
  • FIG. 10 is a flowchart of a system message sent by a transmission node according to Embodiment 4 of the present invention. As shown in FIG. 10, the method includes the following steps:
  • S1002 The transmitting node periodically sends a system message, and the system message indicates that the device does not support device access.
  • Implicit mode no new cell is added, only MIB is sent to indicate that access is not supported, and further subdivided according to service type, such as EMBB access is not allowed, mMTC is not allowed to access, and Critical Connection is not allowed;
  • Explicit mode by adding new cells, such as adding a function type, or adding associated transport node information that allows EMBB access, allows mMTC access, and allows Critical Connection access, associated transport node
  • the information includes node identification or random access sequence configuration, physical random access channel configuration, and synchronization sequence.
  • the node identifier includes a physical identifier or a node configuration identifier, where the physical identifier is related to a synchronization signal sequence of the node, and the node configuration identifier is a logical identifier configured by the network side to the node.
  • FIG. 11 is a flowchart of device access according to Embodiment 5 of the present invention. As shown in FIG. 11, the method mainly includes the following steps:
  • the device searches for a transmission node signal, and obtains a physical identifier of the transmission node after obtaining synchronization. If the device searches for multiple transmission node signals, the device performs sorting according to the reception quality of the transmission node.
  • S1104 The device initially selects a transmission node with high reception quality, such as a transmission node whose reception quality is ranked first, reads a system message, and obtains information about whether the transmission node supports device access.
  • the node supports device access, the device initiates an access request, and the transmitting node establishes a connection with the device; if the node does not support device access, the device selects the receiving node whose receiving quality is ranked next, and continues to read the system message. Obtain information about whether the input node supports device access.
  • FIG. 12 is a flowchart of device access according to Embodiment 6 of the present invention, as shown in FIG. Next steps:
  • the device searches for a transmission node signal, and obtains a physical identifier of the transmission node after synchronization is obtained. If the device searches for multiple transmission node signals, it sorts according to the reception quality of the transmission node.
  • the device initially selects a transmission node with high reception quality, such as a transmission node whose reception quality is ranked first, reads a system message, and obtains information about whether the transmission node supports device access.
  • the node supports device access, the device initiates an access request, and the transmitting node establishes a connection with the device; if the node does not support device access, the device uses random access information based on the access node of the associated supporting device to access the device.
  • the access sequence configuration and the physical random access channel configuration initiate an access request to the transmitting node that supports the device access, and the transmitting node establishes a connection with the device.
  • FIG. 13 is a flowchart of a device accessing according to Embodiment 7 of the present invention. As shown in FIG. 13, the method includes the following steps:
  • the device searches for a transmission node signal, and obtains a physical identifier of the transmission node after synchronization is obtained. If the device searches for multiple transmission node signals, it sorts according to the reception quality of the transmission node.
  • the device initially selects a transmission node with high reception quality, such as a transmission node whose reception quality is ranked first.
  • S1306 The device initiates an access request.
  • the transmitting node supports device access, the transmitting node establishes a connection with the device; the transmitting node does not support device access, and the transmitting node sends a reject message to the transmitting node, where the message carries an indication that the transmitting node does not support device access.
  • the service type requested by the device for example, EMBB access is not allowed, mMTC access is not allowed, and Critical Connection is not allowed.
  • the function type is set to: no access is allowed, or an associated device for accessing the EMBB service, a device for the mMTC service, or a device for accessing the Critical Connection service is added.
  • the associated transmission node information includes node identification or random access sequence configuration, physical random access channel allocation Set, sync sequence.
  • the node identifier includes a physical identifier or a node configuration identifier, where the physical identifier is related to a synchronization signal sequence of the node, and the node configuration identifier is an identifier configured by the network side to the node.
  • the device selects a transmission node whose reception quality is ranked next, or the device uses the random access sequence configuration and the physical random access channel configuration according to the access information of the transmitting node that the associated supporting device accesses, and connects to the supporting device.
  • the incoming transmitting node initiates an access request.
  • the embodiment of the present invention achieves the following technical effects: the situation that the transmission node cannot process the access request of the device is avoided, the service communication is effectively ensured, and different functions are deployed based on different RATs, thereby improving the entire system.
  • the throughput and flexible deployment of network functions also meet the needs of future network function virtualization.
  • Embodiments of the present invention also provide a storage medium.
  • the above storage medium may be configured to store program code for performing the following steps:
  • the indication information sent by the transmission node is received, where the indication information is used to indicate at least one of: whether the transmission node supports device access; and identifier information of the transmission node that supports the device access in the current network;
  • Embodiments of the present invention also provide a storage medium.
  • the above storage medium may be configured to store program code for performing the following steps:
  • indication information that supports device access, where the indication information is used to indicate at least one of the following: whether the transmission node supports device access; and identifier information of some or all of the transmission nodes that are supported by the device in the current network.
  • the foregoing storage medium may include, but not limited to, a U disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, a magnetic disk, or an optical disk.
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • mobile hard disk a magnetic disk
  • magnetic disk a magnetic disk
  • optical disk a variety of media that can store program code.
  • the modules or steps of the above embodiments of the present invention can be implemented by a general-purpose computing device. Now, they can be centralized on a single computing device or distributed over a network of multiple computing devices, which can be implemented with program code executable by the computing device so that they can be stored in the storage device by calculation
  • the apparatus is executed, and in some cases, the steps shown or described may be performed in an order different than that herein, or they may be separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof may be fabricated. Implemented as a single integrated circuit module.
  • embodiments of the invention are not limited to any specific combination of hardware and software.
  • the device can select the supported transmission node to perform device access, and avoids the situation that the transmission node cannot process the access request of the device, thereby effectively ensuring service communication.

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

Abstract

La présente invention concerne un procédé et un appareil d'accès à un dispositif. Le procédé d'accès à un dispositif consiste : en ce qu'un dispositif reçoit des informations d'indication envoyées par un point d'émission, les informations d'indication servant à indiquer au moins un des éléments suivants : la prise en charge ou non par le point d'émission de l'accès à un dispositif, et des informations d'identification de points d'émission prenant en charge l'accès à un dispositif dans un réseau actuel ; et en ce que le dispositif envoie, en fonction des informations d'indication reçues, à un point d'émission prenant en charge l'accès à un dispositif, une requête d'accès à un dispositif.
PCT/CN2017/085171 2016-05-19 2017-05-19 Procédé et appareil d'accès à un dispositif WO2017198228A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101087301A (zh) * 2006-09-07 2007-12-12 华为技术有限公司 用户接入网络的方法和系统
CN101330714A (zh) * 2007-06-20 2008-12-24 华为技术有限公司 一种无线接入方法、系统及装置
EP2320703A1 (fr) * 2009-11-05 2011-05-11 Thomson Telecom Belgium Procédé de sélection et resélection d'une cellule sur base du nombre des services disponibles
CN102469547A (zh) * 2010-11-04 2012-05-23 中兴通讯股份有限公司 终端接入的控制方法、终端和系统
CN102685711A (zh) * 2011-03-14 2012-09-19 中国移动通信集团公司 一种csg小区信息更新和接入控制的方法和设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010020293A1 (fr) * 2008-08-22 2010-02-25 Nokia Corporation Procédé, terminal et station de base pour sélectionner dans un terminal une cellule pour le terminal
US8619654B2 (en) * 2010-08-13 2013-12-31 Intel Corporation Base station selection method for heterogeneous overlay networks
CN103269282A (zh) * 2013-04-25 2013-08-28 杭州华三通信技术有限公司 网络配置自动部署方法和装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101087301A (zh) * 2006-09-07 2007-12-12 华为技术有限公司 用户接入网络的方法和系统
CN101330714A (zh) * 2007-06-20 2008-12-24 华为技术有限公司 一种无线接入方法、系统及装置
EP2320703A1 (fr) * 2009-11-05 2011-05-11 Thomson Telecom Belgium Procédé de sélection et resélection d'une cellule sur base du nombre des services disponibles
CN102469547A (zh) * 2010-11-04 2012-05-23 中兴通讯股份有限公司 终端接入的控制方法、终端和系统
CN102685711A (zh) * 2011-03-14 2012-09-19 中国移动通信集团公司 一种csg小区信息更新和接入控制的方法和设备

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