WO2018127026A1 - Procédé, appareil, élément de réseau, et système de configuration de mesure - Google Patents

Procédé, appareil, élément de réseau, et système de configuration de mesure Download PDF

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Publication number
WO2018127026A1
WO2018127026A1 PCT/CN2017/120333 CN2017120333W WO2018127026A1 WO 2018127026 A1 WO2018127026 A1 WO 2018127026A1 CN 2017120333 W CN2017120333 W CN 2017120333W WO 2018127026 A1 WO2018127026 A1 WO 2018127026A1
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Prior art keywords
network element
measurement configuration
user equipment
measurement
configuration
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PCT/CN2017/120333
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English (en)
Chinese (zh)
Inventor
王昕�
施小娟
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中兴通讯股份有限公司
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Publication of WO2018127026A1 publication Critical patent/WO2018127026A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0205—Traffic management, e.g. flow control or congestion control at the air interface
    • 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
    • H04W48/14—Access restriction or access information delivery, e.g. discovery data delivery using user query or user detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/52—Allocation or scheduling criteria for wireless resources based on load
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H04W36/00698—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink using different RATs

Definitions

  • the present disclosure relates to the field of communications technologies, and, for example, to a measurement configuration method, apparatus, network element, and system.
  • LTE Long Term Evolution
  • eNB evolved base station
  • the UE performs measurement according to the measurement configuration and reports the measurement result of the cell level to the eNB.
  • the primary base station Master eNB, MeNB
  • the secondary base station Secondary eNB, SeNB
  • Coordination is performed through an interface between the two, such as the X2 interface. Since the two base stations use the LTE RAT, that is, both can interpret the Radio Resource Control (RRC) configuration of the UE, the coordination procedure is relatively simple.
  • RRC Radio Resource Control
  • 5G fifth generation
  • RAN 4G Radio Access Network
  • EPC Evolved Packet Core
  • gNB Next Generation Core
  • LTE carriers which are mainly deployed in low frequency bands
  • NR carriers can be deployed in both low and high frequency bands.
  • NR gNB When deployed in high frequency bands, NR gNB mainly uses beams to transmit large amounts of data to the UE. transmission.
  • LTE-NR tight Interworking a system for configuring two RATs to provide communication services for the UE in a tightly coupled manner, called LTE- NR tight Interworking.
  • LTE-NR tight Interworking since two serving base stations of the UE use different RATs, it is difficult for the MeNB/MgNB to be responsible for the full RRM. Therefore, how to effectively coordinate the two serving base stations to provide a reasonable RRC configuration for the UE is a problem to be solved.
  • the present disclosure provides a measurement configuration method, apparatus, network element, and system, which can solve the problem of how to effectively coordinate two serving base stations in the related art, thereby providing a reasonable RRC configuration for the UE.
  • a measurement configuration method includes: a first network element performs a first measurement configuration on a user equipment; the first network element sends the first measurement configuration to a second network element; The second network element performs cooperative configuration, so that the second network element performs a second measurement configuration on the user equipment, where a control plane interface exists between the first network element and the core network, and the second network There is no control plane interface between the element and the core network, and the first network element and the second network element use different radio access technologies on the radio interface; the first network element and the second network The element provides a wireless resource for the user equipment, and the wireless resource is used for at least data transmission of the user plane.
  • the first network element performs cooperative configuration on the second network element, so that the second network element performs the second measurement configuration on the user equipment, where the first network element receives and saves The second measurement configuration of the second network element to the user equipment, where the second measurement configuration is directly configured by the second network element according to the first measurement configuration and the measurement capability information of the user equipment .
  • a measurement configuration method includes: a second network element receives a first measurement configuration configured by the first network element for the user equipment; and the second network element is configured according to the first measurement configuration and the measurement capability information of the user equipment, Performing a second measurement configuration on the user equipment in cooperation with the first network element, where a control plane interface exists between the first network element and the core network, and the second network element does not exist between the core network and the core network a control plane interface, and the first network element and the second network element use different radio access technologies on the radio interface; the first network element and the second network element provide radio resources for the user equipment,
  • the wireless resource is used at least for data transmission of a user plane.
  • the second network element determines that the total configuration does not exceed the measurement capability of the user equipment, the second network element directly sends the preliminary measurement configuration as the second measurement configuration to the And the user equipment notifies the first measurement element of the first measurement configuration.
  • a measurement configuration device configured on the first network element, includes: a configuration unit configured to perform a first measurement configuration on the user equipment; and a sending unit configured to send the first measurement configuration to the second network element; a unit, configured to perform cooperative configuration on the second network element, so that the second network element performs a second measurement configuration on the user equipment, where a control plane exists between the first network element and the core network An interface, the second network element and the core network do not have a control plane interface, and the first network element and the second network element use different radio access technologies on the radio interface; the first network And the second network element provides a wireless resource for the user equipment, where the wireless resource is used for at least data transmission of the user plane.
  • a measurement configuration device configured on the second network element, includes: a receiving unit configured to receive a first measurement configuration configured by the first network element for the user equipment; and a cooperation unit configured to be configured according to the first measurement configuration Performing a second measurement configuration on the user equipment in cooperation with the first network element, where a control plane interface exists between the first network element and the core network, where the second network exists.
  • a control plane interface exists between the first network element and the core network, where the second network exists.
  • the element provides a wireless resource for the user equipment, and the wireless resource is used for at least data transmission of the user plane.
  • a first network element comprising a processor for performing data processing, a memory for data storage, and a data transceiver for at least one of data transmission and reception, the memory for storing instructions for implementing a measurement configuration
  • the processor is configured to execute the memory stored instructions, and when the processor executes the memory stored instructions, the performing step comprises: performing a first measurement configuration on the user equipment; and transmitting the first measurement configuration to a second network element; the second network element is cooperatively configured, so that the second network element performs a second measurement configuration on the user equipment; wherein, there is control between the first network element and the core network a non-control plane interface between the second network element and the core network, and the first network element and the second network element use different radio access technologies on the radio interface;
  • the network element and the second network element provide a radio resource for the user equipment, and the radio resource is used for at least data transmission of the user plane.
  • a second network element comprising a processor for performing data processing, a memory for data storage, and a data transceiver for at least one of data transmission and reception, the memory for storing instructions for implementing a measurement configuration
  • the processor is configured to execute the memory stored instructions, and when the processor executes the memory stored instructions, the performing step comprises: receiving a first measurement configuration configured by the first network element for the user equipment; The first measurement configuration and the measurement capability information of the user equipment, the second measurement configuration is performed on the user equipment in cooperation with the first network element; wherein a control plane interface exists between the first network element and the core network a control plane interface is not present between the second network element and the core network, and the first network element and the second network element use different radio access technologies on the radio interface; the first network element And the second network element provides a wireless resource for the user equipment, where the wireless resource is used for at least data transmission of the user plane.
  • a measurement configuration system includes: a first network element and a second network element;
  • the first network element is configured to: perform a first measurement configuration on the user equipment; send the first measurement configuration to the second network element; and perform cooperative configuration on the second network element to enable the second network element Performing a second measurement configuration on the user equipment;
  • the second network element is configured to: receive a first measurement configuration configured by the first network element for the user equipment; and according to the first measurement configuration and the measurement of the user equipment
  • the capability information in cooperation with the first network element, performs a second measurement configuration on the user equipment, where a control plane interface exists between the first network element and the core network, and the second network element and the core network There is no control plane interface, and the first network element and the second network element use different radio access technologies on the radio interface; the first network element and the second network element provide the user equipment A wireless resource, the wireless resource being used for at least data transmission of a user plane.
  • the first network element can perform the first configuration on the user equipment, and send the first measurement configuration to the second network element, so as to the second network
  • the element performs cooperative configuration, so that the second network element performs a second measurement configuration on the user equipment.
  • both the first network element and the second network element can reasonably and effectively measure and configure the UE, meet the measurement requirements of the network side, achieve balanced radio resource management, and implement effective coordination between the network elements, so that the first The second network element can provide efficient and reliable data transmission and improve the user experience of the UE in a tightly coupled manner.
  • FIG. 2 is a schematic diagram of an application scenario in which a second measurement configuration is performed in this embodiment
  • FIG. 3 is another flow chart of the measurement configuration method provided by this embodiment.
  • FIG. 5 is another flowchart of the measurement configuration method provided by this embodiment.
  • FIG. 6 is still another flowchart of the measurement configuration method provided by this embodiment.
  • FIG. 7 is a schematic structural diagram of a first network element provided in this embodiment.
  • FIG. 8 is a schematic structural diagram of a second network element provided in this embodiment.
  • this embodiment provides a measurement configuration method, including the following steps.
  • step 110 the first network element performs a first measurement configuration on the user equipment.
  • step 120 the first network element sends the first measurement configuration to the second network element.
  • step 130 the first network element performs cooperative configuration on the second network element, so that the second network element performs a second measurement configuration on the user equipment.
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the first network element can perform the first configuration on the user equipment, and send the first measurement configuration to the second network element, thereby performing cooperative configuration on the second network element. And causing the second network element to perform a second measurement configuration on the user equipment.
  • both the first network element and the second network element can reasonably and effectively measure and configure the UE, meet the measurement requirements of the network side, achieve balanced radio resource management, and implement effective coordination between the network elements, so that the first The network element and the second network element can provide efficient and reliable data transmission for the UE in a tightly coupled manner, and improve the user experience of the UE.
  • the first network element and the second network element may be multiple types of base stations, and the base station types of the first network element and the second network element may be the same or different.
  • the first network element may be a base station in a 4G network
  • the second network element may be a base station in a 5G network
  • the first network element is a base station in a 5G network
  • the second network element is a base station in a 4G network.
  • the first network element may perform a first measurement configuration on the user equipment, where the first measurement configuration may include the following parameters: a measurement object, a report configuration, a measurement identifier, a quantity configuration, a measurement interval, and the like.
  • the first network element can obtain multiple measurement capability information of the user equipment, and the second network element does not establish a control plane connection with the user equipment, and the first network element establishes a control plane connection with the user equipment.
  • the network element may send the corresponding measurement capability information to the second network element, so that the second network element also knows the information.
  • the measurement capability information may include an indication of whether a measurement interval is required to measure an inter-frequency or an inter-RAT (interFreqNeedForGaps/interRAT-NeedForGaps), a number of carriers that can be monitored (incMonEUTRA-r12), and a number of measurement identifiers that can be supported. (extendedMaxMeasId-r12) and so on.
  • the first network element may send the first measurement configuration to the user equipment.
  • the first network element may perform cooperative configuration on the second network element, so that the second network element pair The user equipment performs a second measurement configuration.
  • the second measurement configuration may include one or more of the following.
  • the measurement reporting granularity required by the second network element is smaller than the measurement configuration when the measurement reporting granularity required by the first network element is required. That is, when the second network element needs to obtain a smaller (ie, more accurate) measurement result than the cell level measurement result, such as a beam level, the second network element needs to be used by the user.
  • the device performs a second measurement configuration.
  • the UE measures the beam, but the first network element can only receive the cell result after the beam result conversion, and the second network element needs to obtain the beam result, and the second network element can be used for the user.
  • the device performs the second measurement configuration, and the measurement object or the reported object configured in the second measurement configuration has a finer granularity than the first network element.
  • the configuration of the measurement band object that is not configured by the first network element; the second network element has at least one of a neighbor relationship and a RRM requirement of the second network element, such as the first network element.
  • the second network element is configured with a dedicated measurement reference signal (Reference Signal, RS) of the connected state user equipment.
  • Reference Signal Reference Signal
  • the cooperative configuration of the second network element by the first network element may include the first network element and the second network element to negotiate first, and then the second network element performs the second measurement configuration on the user equipment, or After the second network element performs the second measurement configuration on the user equipment, the first network element is notified of the configuration result or negotiated with the first network element. Which sequence can be used by whether the sum of the second measurement configuration and the first measurement configuration is It is determined by exceeding the measurement capability of the user equipment.
  • the second network element may first construct a preliminary measurement configuration corresponding to the second measurement configuration, and then according to the preliminary measurement configuration and the first Whether the total configuration of the measurement configuration exceeds the measurement capability of the user equipment to determine whether the total configuration of the first measurement configuration and the second measurement configuration exceeds the measurement capability of the user equipment.
  • the second network element may first send the corresponding second measurement configuration to the user equipment (ie, And the second measurement configuration corresponding to the preliminary measurement configuration, and then sending the second measurement configuration to the first network element for reporting, or sending the second measurement configuration to the first network element and then to the user equipment Send the second measurement configuration. That is to say, in this case, the negotiation between the first network element and the second network element and the measurement configuration on the wireless interface, the order of the two in time can be set by the implementation.
  • the first network element in the step 130 performs cooperative configuration on the second network element, so that the second network element performs the second measurement configuration on the user equipment, which may include: receiving, by the first network element, And storing, by the second network element, a second measurement configuration of the user equipment, where the second measurement configuration is determined by the second network element according to the first measurement configuration and measurement capability information of the user equipment Direct configuration.
  • the second network element may A coordination request sent by a network element carries the preliminary measurement configuration in the coordination request. That is to say, if the sum of the first measurement configuration of the first network element and the preliminary measurement configuration of the second network element may exceed the measurement parameter of the UE capability, then the negotiation procedure of the interface between the network elements needs to be performed first.
  • This embodiment is a cooperative configuration performed in the case where a tight coupling is formed between the first network element and the second network element.
  • the method may further The first network element selects one of the at least one candidate network element as the second network element, and the initial measurement configuration of the first network element to the user equipment and the measurement of the user equipment.
  • the capability information is sent to the second network element, so that the first network element and the second network element establish a tight coupling relationship.
  • the user equipment may cover one or more candidate network elements, cells, or frequency points under the wireless signal of the first network element according to the first configuration.
  • the measurement and the result reporting are performed by the measurement object in the first configuration.
  • the first network element may select an appropriate network element from the candidate network element to be added to the user equipment as the second network element according to the reported result. After the user equipment is disconnected from the second network element or has no service requirement, the first network element releases the second network element.
  • the measurement configuration negotiation between the first network element and the second network element may occur during the period in which the second network element is added to provide the radio resource to the UE and the second network element is released. Any time when there is a demand (that is, at least one of the first network element and the second network element needs to modify the respective measurement configuration); optionally, the negotiation procedure may be marked with an application layer protocol abstract syntax of the interface between the network elements. (Abstract Syntax Notation One, ASN.1) is encoded.
  • the second measurement configuration may be sent to the UE by the first network element or the second network element, and correspondingly, after the first network element performs cooperative configuration on the second network element, the first network element
  • the measurement result of the user equipment is directly received, and the measurement result of the user equipment is received by the second network element, where the path is configured by at least one of the first network element and the second network element.
  • the measurement configuration method provided in this embodiment may further include: receiving, by the first network element
  • the pre-measurement configuration of the user equipment is performed by the second network element.
  • the cooperative configuration of the second network element by the first network element may include: the first network element according to the first measurement configuration, the preliminary measurement configuration, and the measurement capability information of the user equipment, The second network element is cooperatively configured.
  • the cooperatively configuring, by the first network element, the second network element according to the first measurement configuration, the preliminary measurement configuration, and the measurement capability information of the user equipment may include the following steps.
  • the first network element determines whether a total configuration of the first measurement configuration and the preliminary measurement configuration exceeds a measurement capability of the user equipment.
  • the first network element allows the second network element to apply the preliminary measurement configuration to the user equipment, and uses the preliminary measurement configuration as The second measurement configuration of the user equipment is saved.
  • the first network element is configured to allow the second device to apply the preliminary measurement configuration to the user equipment, where the first network element may encapsulate the preliminary measurement configuration of the user equipment into a wireless resource control signaling. To the user equipment.
  • the method further includes: exceeding, in the total of the configurations In the case of the measurement capability of the user equipment, the first network element may modify the first measurement configuration to make the configuration sum less than or equal to the measurement capability of the user equipment; after modifying the first measurement configuration, the first network element allows the second The network element applies a preliminary measurement configuration to the user equipment, and saves the preliminary measurement configuration as a second measurement configuration of the user equipment.
  • the second measurement configuration may be sent by the first network element to the user equipment, or may be sent by the second network element to the user equipment.
  • the measurement configuration method provided in this embodiment may further include: the first network element directly receiving the user equipment to the first The measurement result of the second measurement configuration is reported by the second network element, and the measurement result of the second measurement configuration is reported by the user equipment.
  • the first network element when the configuration sum exceeds the measurement capability of the user equipment, may also indicate that the second network element is modified.
  • the preliminary measurement configuration is such that the sum of the configurations is less than or equal to the measurement capability of the user equipment.
  • the embodiment further provides a measurement configuration method, including the following steps.
  • the second network element receives the first measurement configuration configured by the first network element for the user equipment.
  • step 220 the second network element performs a second measurement configuration on the user equipment in cooperation with the first network element according to the first measurement configuration and the measurement capability information of the user equipment.
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the second network element can receive the first measurement configuration configured by the first network element for the user equipment, and according to the first measurement configuration and the measurement capability information of the user equipment, The first network element cooperates to perform a second measurement configuration on the user equipment.
  • the first network element and the second network element can perform effective interaction, and the UE can be measured and configured reasonably, effectively meets the measurement requirements of the network side, achieves balanced radio resource management, and can achieve effective coordination between network elements.
  • the first and second network elements are enabled to provide efficient and reliable data transmission and improve the user experience of the UE in a tightly coupled manner.
  • the measurement capability information of the user equipment may be pre-existing in the second network element, or may be sent by the first network element to the second network when the first network element and the second network element establish a tight coupling relationship. Yuan, can also be obtained by other means.
  • the second network element After receiving the first measurement configuration sent by the first network element, the second network element first ensures that the total configuration of the first measurement configuration and the second measurement configuration does not exceed the measurement capability of the user equipment, and is determined by the second network element. If the sum of the configurations does not exceed the measurement capability of the user equipment, the second network element may directly send the preliminary measurement configuration to the user equipment as a second measurement configuration and the second measurement. The notification informs the first network element.
  • the second measurement configuration includes one or more of the following.
  • the configuration of the measurement band object that is not configured by the first network element.
  • the second network element is configured for a dedicated measurement reference signal of the connected state user equipment.
  • the second network element may send a coordination request to the first network element. That is to say, if the sum of the first measurement configuration of the first network element and the second measurement configuration of the second network element may exceed the measurement parameter of the UE capability, then the negotiation procedure of the interface between the network elements needs to be performed first.
  • the second network element performs a second measurement configuration on the user equipment in cooperation with the first network element according to the first measurement configuration and the measurement capability information of the user equipment.
  • the following steps can be included.
  • the second network element performs a preliminary measurement configuration on the user equipment.
  • the second network element determines whether a total configuration of the first measurement configuration and the preliminary measurement configuration exceeds a measurement capability of the user equipment.
  • the second network element sends the preliminary measurement configuration to the first network element, where the second network element determines that the total configuration exceeds the measurement capability of the user equipment.
  • the second network element performs a second measurement configuration on the user equipment according to the feedback of the first network element to the preliminary measurement configuration.
  • the sending, by the second network element, the preliminary measurement configuration to the first network element may include: configuring, by the second network element, the ASN.1 of the inter-network application layer protocol to the preliminary measurement configuration.
  • the first network element is sent to enable the first network element to read the preliminary measurement configuration to perform negotiation between the network elements.
  • the second network element may perform the following steps according to the feedback of the first network element to the preliminary measurement configuration, and performing the second measurement configuration on the user equipment.
  • the second network element sends the preliminary measurement configuration to the user equipment as a second measurement configuration according to the feedback of the first network element to the preliminary measurement configuration.
  • the first network element may adjust the first measurement configuration so that the total configuration of the first measurement configuration and the second measurement configuration does not exceed the measurement capability of the user equipment, and the second network element can perform preparation.
  • the measurement configuration is sent to the user equipment as the second measurement configuration.
  • the second network element, according to the feedback of the first network element to the preliminary measurement configuration, performing the second measurement configuration on the user equipment may include the following steps.
  • the second network element modifies the preliminary measurement configuration according to the feedback of the first network element to the preliminary measurement configuration, and sends the modified preliminary measurement configuration to the user as a second measurement configuration.
  • the first network element may adjust the first measurement configuration, but the configuration sum still exceeds the measurement capability of the user equipment, or may not modify the first measurement configuration, but indicates that the second network element is modified. Measurement configuration.
  • the embodiment The provided measurement configuration method may further include the following steps.
  • the second network element directly receives the measurement result report of the user equipment.
  • the second network element receives the measurement result report of the user equipment by using the first network element.
  • the first network element In the process of communicating with the UE, the first network element, after making the RRM decision to add the second network element, notifies the second network element of the measurement result of the second network element cell, the first measurement configuration, and the measurement parameter of the UE capability. If the second network element has a new measurement requirement, if the measurement result of the beam needs to be obtained, the second network element performs the second measurement configuration and feeds back to the first network element.
  • the scenario can be referred to the schematic diagram of FIG. 2(a).
  • the control plane After receiving the first network element, the control plane generates a message and sends the UE through the wireless interface. The steps refer to FIG. 4, and the relevant steps are separately described below.
  • the user plane data and the control plane information are transmitted between the UE, the first network element, and the core network to measure the relevant control plane information as an example.
  • the first measurement configuration may be performed on the UE according to the information about the RATs in the deployment scenario and the frequency of the QoS and the service requirements.
  • the first measurement configuration may include the current service frequency of the first network element. (ie intra-frequency measurement), inter-frequency measurement (inter-frequency measurement) and the frequency of the second RAT (ie, inter-RAT measurement).
  • the first network element indicates the first measurement configuration to the UE through the control plane information 101 (such as an RRC message).
  • the UE When the reporting standard in the reporting configuration in the first measurement configuration is reached, the UE reports the measurement result to the first network element by using the information 102. Based on the measurement result and the optional service requirement, the first network element decides to select an appropriate second network element to add to the UE to provide additional wireless resources for data transmission.
  • the first network element carries the measurement parameters in the first measurement configuration and the UE capability of the UE in the message 201, and transmits the information to the second network element through the interface between the network elements, where the message 201 And carrying the second network element cell identifier (at least one) selected by the first network element, and optionally, the measurement result of the second network element cell.
  • the second network element of the second RAT (such as the NR high frequency) communicates with the UE in a beam manner
  • the second network element may also perform the admission control on the UE and the corresponding radio resource configuration decision. Adding a second measurement configuration in which the beam of the second network element is the measurement object to the UE, and trying to ensure the second measurement configuration and the first measurement according to the received measurement parameter information of the first measurement configuration and the UE capability. The sum of the configuration settings does not exceed the measurement parameters of the UE capabilities.
  • the second network element carries the radio resource configuration of the UE in the message 202 and feeds back to the first network element.
  • the measurement configuration performed by the sender network element is encoded in an ASN.1 format of the inter-network interface application layer protocol to ensure that the receiver network element can resolve the configuration.
  • the second network element may further include, in the message 202, a container that includes a radio resource configuration RRC parameter that is sent by the second network element to the UE, where the first network element interprets the application layer protocol ASN.1 to confirm the wireless.
  • the RRC parameter in the container may be encapsulated into an RRC message and sent to the UE; otherwise, the first network element needs to generate an RRC parameter according to the interpreted application layer parameter.
  • This embodiment takes the procedure of adding the second network element as an example.
  • the messages 201 and 202 respectively take the example of “add request” and “add request response”, but the message name and the program do not limit the scheme described in this patent ( The interaction of the measurement configuration may also occur in a second network element modification or the like).
  • the patent carries the measurement related parameter in the message as an example, but the message 201 and 202 may further include other parameters.
  • the message 201 may include information about the bearer resource requested by the first network element, The corresponding information in the message 202 may include the relevant configuration of the bearer received by the second network element, and so on.
  • the first network element In step 3, the first network element generates a control plane 301 (such as an RRC connection reconfiguration RRC Connection Reconfiguration message) for the UE according to the received information, and sends the message to the UE through the wireless bearer on the radio interface. After successfully performing resource reconfiguration according to the received information, the UE feeds back the current 302 (such as RRC Connection Reconfiguration Complete) to the first network element.
  • the first network element transmits a message 303 to the second network element, for example, the second network element is configured to complete the SgNB Reconfiguration Complete message, to indicate that the UE uses the radio resource configuration made by the second network element, so that the second network element and the UE are configured.
  • the configuration is synchronized.
  • step 4 after the UE accesses the second network element, the UE performs measurement according to the second measurement configuration and performs measurement reporting, where the measurement report may be an RRC level report or a physical layer level. Reported.
  • the measurement report may be transmitted through an interface with the first network element and/or through an interface with the second network element according to the control plane architecture and the optional control plane communication path configuration made by the network side. Transmission, wherein for the former, the first network element can selectively forward the measurement report to the second network element.
  • the second network element in the process of communicating with the UE in a tightly coupled manner between the first network element and the second network element, the second network element has a new neighbor relationship, ie, a third network element.
  • the neighboring coverage then, the second network element can add a new measurement object to the UE, that is, modify the second measurement configuration.
  • the steps refer to FIG. 5, and the relevant steps are separately described below.
  • step 1 in the process of the second network element communicating with the UE (that is, with reference to the first embodiment, the second network element has received the first measurement configuration of the first network element notification and the measurement of the UE capability.
  • the parameter is as follows: the following scenario occurs: the UE moves to the coverage of the third network element, or the third network element starts to be powered on and the UE is in/near the coverage of the third network element, that is, the first The second network element discovers a new neighbor relationship, then the second network element decides to add a new measurement object to the UE.
  • the third network element may have a smaller overlapping coverage with the first network element, and the third network element uses a RAT that is the same as or different from the second network element, and a frequency different from the first and second network elements. Point (and the frequency point does not belong to the current measurement object of the UE).
  • the second network element If the second network element considers that the sum of the new second measurement configuration and the current first measurement configuration of the first network element has the possibility of exceeding the measurement parameter of the UE capability, the second network element first passes the interface between the network elements.
  • the second measurement configuration is carried in the message 111 and transmitted to the first network element.
  • the content of the encoding format of the second measurement configuration and the message carried between the network elements is similar to that of the first embodiment.
  • the first network element determines, according to the information included in the received message 111, whether the configuration to be modified by the second network element and the current configuration of the first network element to the UE exceed the UE capability limit, and according to the determination result, the second network element Reply to message 112.
  • the message 112 may confirm to the second network element that the configuration for which the request modification is accepted by the first network element, or may also indicate that the configuration requested by the second network element is rejected by the first network element, for the latter case.
  • the second network element may choose to adjust or cancel the second measurement configuration.
  • the restrictions of the names and triggering moments of the messages 111 and 112 are similar to those of the first embodiment, and are not described herein again.
  • the architecture in which the first network element and the second network element can respectively transmit the control plane information to the UE is taken as an example. If the first network element considers that the sum of the first measurement configuration or the second measurement configuration exceeds the measurement parameter of the UE capability, the first network element may modify the first measurement to satisfy the second measurement configuration of the second network element request, After receiving the message 111, the first network element may first indicate a new first measurement configuration to the UE by using the information 211, and the UE notifies the first network element by using the information 212 to successfully apply the indication indicated in the information 211. Configuration. After receiving the message 212, the first network element then replies to the second network element with a message 112 to confirm that the configuration requested for modification is accepted by the first network element.
  • the second network element After receiving the acknowledgement message 112 of the first network element reply, the second network element generates an RRC message 213 for the UE, where the message 213 carries a new second measurement configuration; the UE successfully applies the message to the present After the configuration indicated in 213, the message 214 is returned to the second network element.
  • the UE performs measurement and reporting according to the second measurement configuration, and the second network element may perform RRM decision within a certain range according to the measurement result (for example, performing RRM only for the network element using the second RAT).
  • the second network element may need to provide additional UEs according to the characteristics of the second RAT.
  • the measurement reference signal therefore requires a second measurement configuration for the UE. Similar to the second embodiment, this embodiment still uses the architecture in which the first network element and the second network element can respectively transmit control plane information to the UE.
  • the steps refer to FIG. 6, and the relevant steps are separately described below.
  • step 1 after the UE accesses the second network element (similar to the second embodiment, the second network element has received the first measurement configuration of the first network element notification and the measurement parameter of the UE capability), according to the first
  • the second network element may also support an additional RS, such as a measurement RS dedicated to the connected state UE. Therefore, the second network element It is decided to perform a second measurement configuration for the UE.
  • the second network element If the second network element considers that the sum of the second measurement configuration and the current first measurement configuration of the first network element does not exceed the measurement parameter of the UE capability, or the measurement parameter of the second measurement configuration for the UE capability does not
  • the second network element generates the RRC message 121 for the UE, where the information carries the second measurement configuration; after the UE successfully applies the configuration indicated in the message 121, the second network Yuan reply to the letter 122.
  • the UE performs measurement and reporting according to the second measurement configuration, and the second network element may perform RRM decision within a certain range according to the received measurement result.
  • the second network element After receiving the message 122, the second network element carries the second measurement configuration in the message 221 to the first network element through the interface between the network elements.
  • the encoding format of the second measurement configuration and the content carried by the message between the network elements are similar to the description of the first embodiment. The difference is that the second network element in the program does not carry the contanier including the radio resource configuration of the UE. As long as the first network element does not modify the first radio resource configuration for the UE according to the message 221, the first network element will not send the RRC message to the UE again in this procedure.
  • the first network element After receiving the message 221, the first network element saves the current radio resource configuration of the second network element to the UE, and returns a confirmation message 222 to the second network element.
  • the first network element adds or modifies the second measurement configuration according to the information included in the message 221 and the second radio resource configuration information that is stored by the first network element, and is not included in the message 221
  • the stored second radio resource configuration information is saved.
  • the first network element considers the stored second radio resource configuration information when the UE needs to modify the first radio resource configuration.
  • the messages 221 and 222 are exemplified by the "modification indication" and the "modification indication confirmation" name, but the limitation of the name and the trigger timing is still similar to the explanation of the first embodiment.
  • the embodiment further provides a measurement configuration apparatus, which is disposed on the first network element and includes the following units.
  • the configuration unit 71 is configured to perform a first measurement configuration on the user equipment.
  • the sending unit 72 is configured to send the first measurement configuration to the second network element.
  • the collaboration unit 73 is configured to perform cooperative configuration on the second network element, so that the second network element performs a second measurement configuration on the user equipment.
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the first network element can perform the first configuration on the user equipment, and send the first measurement configuration to the second network element, so as to cooperatively configure the second network element to And causing the second network element to perform a second measurement configuration on the user equipment.
  • both the first network element and the second network element can reasonably and effectively measure and configure the UE, meet the measurement requirements of the network side, achieve balanced radio resource management, and implement effective coordination between the network elements, so that the first The network element and the second network element can provide efficient and reliable data transmission for the UE in a tightly coupled manner, and improve the user experience of the UE.
  • the second measurement configuration includes at least one of the following.
  • the configuration of the measurement band object that is not configured by the first network element.
  • the second network element is configured for a dedicated measurement reference signal of the connected state user equipment.
  • the device may further comprise the following units.
  • the receiving unit is configured to receive the preliminary measurement configuration of the second network element to the user equipment after the first measurement configuration and the measurement capability information of the user equipment are sent to the second network element.
  • the cooperation unit 73 is configured to cooperatively configure the second network element according to the first measurement configuration, the preliminary measurement configuration, and the measurement capability information of the user equipment.
  • the device may further include: a selecting unit, configured to: after performing the first measurement configuration on the user equipment, before sending the first measurement configuration to the second network element, from the at least one candidate network element And selecting, as the second network element, the initial measurement configuration of the first network element to the user equipment, and the measurement capability information of the user equipment, to the second network element.
  • a selecting unit configured to: after performing the first measurement configuration on the user equipment, before sending the first measurement configuration to the second network element, from the at least one candidate network element And selecting, as the second network element, the initial measurement configuration of the first network element to the user equipment, and the measurement capability information of the user equipment, to the second network element.
  • the collaboration unit 73 includes the following modules.
  • a determining module configured to determine whether a total configuration of the first measurement configuration and the preliminary measurement configuration exceeds a measurement capability of the user equipment.
  • the enabling module is configured to allow the second network element to apply the preliminary measurement configuration to the user equipment, and use the preliminary measurement configuration as the configuration sum does not exceed the measurement capability of the user equipment The second measurement configuration of the user equipment is saved.
  • the enabling module is configured to encapsulate the second measurement configuration of the user equipment into a radio resource control information and send the information to the user equipment.
  • the device may further comprise the following units.
  • a modifying unit configured to modify the first measurement configuration such that the configuration sum is less than or equal to a measurement capability of the user equipment if the configuration sum exceeds a measurement capability of the user equipment.
  • the permission module is specifically configured to allow the second network element to apply the preliminary measurement configuration to the user equipment, and save the preliminary measurement configuration as a second measurement configuration of the user equipment.
  • the device may further include: an indication unit, configured to: when the configuration sum exceeds the measurement capability of the user equipment, instruct the second network element to modify the preliminary measurement configuration, so as to enable The configuration sum is less than or equal to the measurement capability of the user equipment.
  • an indication unit configured to: when the configuration sum exceeds the measurement capability of the user equipment, instruct the second network element to modify the preliminary measurement configuration, so as to enable The configuration sum is less than or equal to the measurement capability of the user equipment.
  • the collaboration unit 73 is configured to: receive and save a second measurement configuration of the second network element to the user equipment, where the second measurement configuration is performed by the second network element according to the A measurement configuration and measurement capability information of the user equipment are directly configured.
  • the embodiment further provides a measurement configuration apparatus, which is disposed on the second network element and includes the following units.
  • the receiving unit 81 is configured to receive a first measurement configuration configured by the first network element for the user equipment.
  • the collaboration unit 82 is configured to perform a second measurement configuration on the user equipment in cooperation with the first network element according to the first measurement configuration and the measurement capability information of the user equipment.
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the second network element can receive the first measurement configuration configured by the first network element for the user equipment, and according to the first measurement configuration and the measurement capability information of the user equipment, The first network element cooperates to perform a second measurement configuration on the user equipment.
  • the first network element and the second network element can perform effective interaction, and the UE can be measured and configured reasonably, effectively meets the measurement requirements of the network side, achieves balanced radio resource management, and can achieve effective coordination between network elements.
  • the first and second network elements are enabled to provide efficient and reliable data transmission and improve the user experience of the UE in a tightly coupled manner.
  • the measurement capability information of the user equipment may be pre-existing in the second network element, or may be sent by the first network element to the second network when the first network element and the second network element establish a tight coupling relationship. Yuan, can also be obtained by other means.
  • the second measurement configuration includes at least one of the following.
  • the configuration of the measurement band object that is not configured by the first network element.
  • the second network element is configured with a dedicated measurement reference signal for the connected state user equipment.
  • the second cooperation unit 82 may include the following modules.
  • a provisioning module is configured to perform a preliminary measurement configuration on the user equipment.
  • a determining module configured to determine whether a total configuration of the first measurement configuration and the preliminary measurement configuration exceeds a measurement capability of the user equipment.
  • a sending module configured to send the preliminary measurement configuration to the first network element if the second determining module determines that the total configuration exceeds the measurement capability of the user equipment.
  • the configuration module is configured to perform a second measurement configuration on the user equipment according to the feedback of the first network element to the preliminary measurement configuration.
  • the sending module is configured to send the preliminary measurement configuration to the first network element by using an ASN.1 of an inter-network application layer protocol.
  • the configuration module is configured to:
  • the configuration module is configured to directly use the preliminary measurement configuration as the second measurement configuration, where the second determining module determines that the configuration total does not exceed the measurement capability of the user equipment. And sending the user equipment to the first measurement element and notifying the first measurement element.
  • the embodiment further provides a first network element, including a processor for performing data processing, a memory for data storage, and a data transceiver for at least one of data transmission and reception, where the memory is used for An instruction to implement a measurement configuration is stored, the processor is configured to execute the memory stored instructions, and when the processor executes the memory stored instructions, the steps performed are as follows.
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the first network element provided in this embodiment can perform the first configuration on the user equipment, and send the first measurement configuration to the second network element, so as to cooperatively configure the second network element, so that the The second network element performs a second measurement configuration on the user equipment.
  • both the first network element and the second network element can reasonably and effectively measure and configure the UE, meet the measurement requirements of the network side, achieve balanced radio resource management, and implement effective coordination between the network elements, so that the first The second network element can provide efficient and reliable data transmission and improve the user experience of the UE in a tightly coupled manner.
  • the second measurement configuration includes at least one of the following.
  • the configuration of the measurement band object that is not configured by the first network element.
  • the second network element is configured for a dedicated measurement reference signal of the connected state user equipment.
  • the steps performed are as follows.
  • Performing cooperative configuration on the second network element includes the following steps.
  • the second network element is cooperatively configured according to the first measurement configuration, the preliminary measurement configuration, and the measurement capability information of the user equipment.
  • the steps performed are as follows.
  • Selecting one of the at least one candidate network element as the second network element and transmitting the initial measurement configuration of the first network element to the user equipment and measurement capability information of the user equipment to the second Network element.
  • performing cooperative configuration on the second network element according to the first measurement configuration, the preliminary measurement configuration, and the measurement capability information of the user equipment includes the following steps.
  • the second measurement configuration is saved.
  • the steps performed are as follows.
  • the second network element is allowed to apply the preliminary measurement configuration to the user equipment and save the preliminary measurement configuration as a second measurement configuration of the user equipment.
  • the steps performed are as follows.
  • the first network element instructs the second network element to modify the preliminary measurement configuration, so that the configured total is less than or equal to the user equipment, where the total configuration exceeds the measurement capability of the user equipment. Measuring ability.
  • the embodiment further provides a second network element, including a processor for performing data processing, a memory for data storage, and a data transceiver for at least one of data transmission and reception, where the memory is used for An instruction to implement a measurement configuration is stored, the processor is configured to execute the memory stored instructions, and when the processor executes the memory stored instructions, the steps performed are as follows. Receiving a first measurement configuration configured by the first network element for the user equipment.
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the second network element provided in this embodiment is configured to receive the first measurement configuration configured by the first network element for the user equipment, and according to the first measurement configuration and the measurement capability information of the user equipment, and the first network
  • the meta-collaboration performs a second measurement configuration on the user equipment.
  • the first network element and the second network element can perform effective interaction, and the UE can be measured and configured reasonably, effectively meets the measurement requirements of the network side, achieves balanced radio resource management, and can achieve effective coordination between network elements.
  • the first and second network elements are enabled to provide efficient and reliable data transmission and improve the user experience of the UE in a tightly coupled manner.
  • the measurement capability information of the user equipment may be pre-existing in the second network element, or may be sent by the first network element to the second network when the first network element and the second network element establish a tight coupling relationship. Yuan, can also be obtained by other means.
  • the second measurement configuration includes at least one of the following.
  • the configuration of the measurement band object that is not configured by the first network element.
  • the second network element is configured for a dedicated measurement reference signal of the connected state user equipment.
  • the performing the second measurement configuration on the user equipment in cooperation with the first network element according to the first measurement configuration and the measurement capability information of the user equipment includes the following steps.
  • the preliminary measurement configuration is sent to the first network element.
  • the sending the preliminary measurement configuration to the first network element includes the following steps.
  • the pre-measurement configuration is encoded by ASN.1 of the inter-network application layer protocol, and then sent to the first network element.
  • performing the second measurement configuration on the user equipment according to the feedback of the first network element to the preliminary measurement configuration includes the following steps.
  • the embodiment further provides a measurement configuration system, including: a first network element and a second network element.
  • the first network element is set to:
  • the second network element is set to:
  • the control plane interface exists between the first network element and the core network, and the control plane interface does not exist between the second network element and the core network, and the first network element and the second network element are Different radio access technologies are used on the radio interface; the first network element and the second network element provide radio resources for the user equipment, and the radio resources are used for at least user plane data transmission.
  • the first network element and the second network element can perform effective interaction, and the measurement and configuration of the UE can be performed reasonably and effectively, meet the measurement requirements of the network side, and achieve balanced radio resource management, and can implement
  • the effective coordination between the network elements enables the first and second network elements to provide efficient and reliable data transmission and improve the user experience of the UE in a tightly coupled manner.
  • the foregoing embodiment method may be implemented by means of software plus a necessary general hardware platform, or may be implemented by hardware.
  • the present disclosure may be embodied in the form of a software product stored in a storage medium (such as a ROM/RAM, a magnetic disk, or an optical disk), including a plurality of instructions for causing a terminal device (which may be a mobile phone, a computer, The server, air conditioner, or network device, etc.) performs the method described in the above embodiments.

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Abstract

L'invention concerne un procédé, un appareil, un élément de réseau, et un système de configuration de mesure. Le procédé comprend les étapes suivantes : un premier élément de réseau effectue une première configuration de mesure sur un équipement utilisateur ; le premier élément de réseau envoie la première configuration de mesure à un second élément de réseau ; le premier élément de réseau effectue une configuration collaborative sur le second élément de réseau, de telle sorte que le second élément de réseau effectue une seconde configuration de mesure sur l'équipement utilisateur (il y a une interface de plan de commande entre le premier élément de réseau et un réseau central, il n'y a pas d'interface de plan de commande entre le second élément de réseau et le réseau central, et le premier élément de réseau et le second élément de réseau utilisent différentes technologies d'accès sans fil sur des interfaces sans fil) ; et le premier élément de réseau et le second élément de réseau fournissent à l'équipement utilisateur une ressource sans fil, la ressource sans fil étant utilisée au moins pour la transmission de données de plan utilisateur.
PCT/CN2017/120333 2017-01-06 2017-12-29 Procédé, appareil, élément de réseau, et système de configuration de mesure WO2018127026A1 (fr)

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WO2019109313A1 (fr) * 2017-12-07 2019-06-13 Oppo广东移动通信有限公司 Procédé de mesurage de canal de fréquences, dispositif de réseau, et dispositif terminal
CN111263398B (zh) * 2018-11-30 2021-08-31 华为技术有限公司 业务传输的测量方法和装置
CN114844614A (zh) 2019-08-02 2022-08-02 华为技术有限公司 一种提升终端设备测量能力的方法、芯片以及终端设备
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