CN115623502A - Special DRX (discontinuous reception) cycle configuration method, device and equipment for inactive users - Google Patents

Special DRX (discontinuous reception) cycle configuration method, device and equipment for inactive users Download PDF

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CN115623502A
CN115623502A CN202110789420.2A CN202110789420A CN115623502A CN 115623502 A CN115623502 A CN 115623502A CN 202110789420 A CN202110789420 A CN 202110789420A CN 115623502 A CN115623502 A CN 115623502A
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user
delay parameter
service
parameter requirement
sla
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李晓燕
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Datang Mobile Communications Equipment Co Ltd
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Datang Mobile Communications Equipment Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/02Arrangements for optimising operational condition
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/20Manipulation of established connections
    • H04W76/28Discontinuous transmission [DTX]; Discontinuous reception [DRX]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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Abstract

The embodiment of the invention provides a special DRX period configuration method, a device and equipment for a user in an inactive state, wherein the method comprises the following steps: under the condition that a user needs to enter an inactive state, detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user appointed by a core network is acquired or not; under the condition that the special discontinuous reception DRX cycle configuration information is not acquired, determining target special DRX cycle configuration information used by a user in an inactive state according to the time delay parameter requirement of the user on a service; wherein, the delay parameter requirement includes: SLA delay parameter requirements for network slices and/or Qos delay parameter requirements of 5QI. According to the scheme, the special DRX period used by the user in the inactive state is configured according to the requirement of the user on the time delay parameter of the service, so that the time delay requirement of service recovery of the inactive state user is met.

Description

Special DRX (discontinuous reception) cycle configuration method, device and equipment for inactive users
Technical Field
The present invention relates to the field of mobile communications technologies, and in particular, to a method, an apparatus, and a device for configuring a dedicated DRX cycle for an inactive user.
Background
The method comprises the steps that an existing independent networking (SA) user is configured with two acquisition sources in a DRX period of an inactive state, and if a core network carries a special DRX period indicated by the inactive state user, the value is used for configuration; otherwise, the base station uses the configuration of the default Discontinuous Reception (DRX) cycle in the broadcast, and the general default DRX cycle needs to be configured larger due to power saving, etc., which has the following disadvantages:
the logic connection of the inactive state user at the NG port of the network interface is kept, and the introduction of the inactive state mainly takes the idle state into consideration, so that the service can be quickly recovered. However, in the above scheme, when the core network does not carry an inactive state designated DRX cycle, DRX cycle configurations of an idle state user and an inactive state user are not particularly distinguished, and since the default DRX cycle in idle state broadcast considers the effects of power saving and the like, the general configuration is large, under such a condition, when the downlink service of the inactive state user is recovered, the default DRX cycle in broadcast is used for Paging radio Frame (PF)/Paging time (PO) calculation of Paging duration, and the recovery delay of the inactive state service may not meet the requirement of the actual service on the delay.
Disclosure of Invention
The embodiment of the invention provides a method, a device and equipment for configuring a special DRX period of an inactive user, which are used for solving the problem that when a core network does not carry special DRX period configuration information of an inactive user in an SA scene, the default DRX period configuration in broadcasting may not meet the requirement of actual service on time delay.
In a first aspect, an embodiment of the present invention provides a dedicated DRX cycle configuration method for an inactive user, including:
under the condition that a user needs to enter an inactive state, detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user appointed by a core network is acquired or not;
under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the inactive user according to the time delay parameter requirement of the user on a service;
wherein the delay parameter requirements include: a service level agreement SLA latency parameter requirement for the network slice and/or a quality of service Qos parameter requirement for the 5G quality of service Qos tag 5QI.
Optionally, the determining, according to the requirement of the user on the service delay parameter, the target dedicated DRX cycle configuration information used by the user in an inactive state includes:
under the condition of acquiring SLA delay parameter requirements of network slices issued by a network slice subnet management function NSSMF, determining target special DRX cycle configuration information used by the user in an inactive state according to the SLA delay parameter requirements and the Qos delay parameter requirements;
and under the condition that the SLA delay parameter requirement of the network slice issued by the NSSMF is not acquired, determining target special DRX cycle configuration information used by the user in an inactive state according to the Qos delay parameter requirement.
Optionally, when obtaining the SLA delay parameter requirement of the network slice delivered by the NSSMF, the determining, according to the SLA delay parameter requirement and the Qos delay parameter requirement, target dedicated DRX cycle configuration information used by the user in an inactive state includes:
generating a first corresponding relation between the network slicing service and the SLA time delay parameter requirement according to the SLA time delay parameter requirement;
generating a second corresponding relation between each 5QI service and the Qos delay parameter requirement according to the Qos delay parameter requirement of the 5QI agreed by the protocol and/or the pre-configured Qos delay parameter requirement of the 5QI;
and determining target special DRX cycle configuration information used by the user in an inactive state according to the first corresponding relation and the second corresponding relation.
Optionally, under the condition that the SLA delay parameter requirement of the network slice issued by the NSSMF is obtained and the SLA delay parameter requirement does not include the SLA delay parameter requirement of the first network slice, generating the first corresponding relationship between the network slice and the SLA delay parameter according to the SLA delay parameter requirement, including:
determining that the SLA time delay parameter requirement of the first network slice is a preset time delay parameter requirement;
and generating a first corresponding relation between the network slicing service and the SLA time delay parameter according to the SLA time delay parameter requirement and the preset time delay parameter requirement.
Optionally, after the first corresponding relationship between the network slicing service and the SLA delay parameter requirement is generated according to the SLA delay parameter requirement, the method further includes:
and under the condition of obtaining the NSSMF new SLA delay parameter requirement or the SLA delay parameter modification requirement, updating the first corresponding relation according to the new SLA delay parameter requirement or the modified SLA delay parameter requirement.
Optionally, after generating the second corresponding relationship between each 5QI service and the Qos delay parameter requirement according to the Qos delay parameter requirement of the 5QI agreed by the protocol and/or the Qos delay parameter requirement of the preconfigured 5QI, the method further includes:
and updating the second corresponding relation according to a packet delay budget PDB in the dynamic 5QI Qos delay parameter requirement carried by the core network in the process of establishing or modifying the Session control Session of the protocol data unit PDU of the N2 port.
Optionally, before determining, according to the first corresponding relationship and the second corresponding relationship, the target dedicated DRX cycle configuration information used by the user in the inactive state, the method further includes:
acquiring a third corresponding relation between the pre-configured time delay parameter requirement and the special DRX period configuration information of the inactive user and a user-level service time delay evaluation strategy;
wherein the determining, according to the first correspondence and the second correspondence, the target dedicated DRX cycle configuration information used by the user in the inactive state comprises:
determining the lowest delay parameter requirement in the SLA delay parameter requirement and the Qos delay parameter requirement according to the user-level service delay evaluation strategy, the first corresponding relation and the second corresponding relation;
and determining that the special DRX cycle configuration information of the user in the inactive state, which corresponds to the minimum delay parameter requirement, is the target special DRX cycle configuration information used by the user in the inactive state according to the minimum delay parameter requirement and the third corresponding relation.
Optionally, the determining, according to the user-level service delay evaluation policy, the first corresponding relationship, and the second corresponding relationship, the lowest delay parameter requirement of the SLA delay parameter requirement and the Qos delay parameter requirement includes:
determining a user-level delay evaluation service set according to the user-level service delay evaluation strategy, wherein the user-level delay evaluation service set comprises at least one network slice of PDU Session and 5QI;
and sequencing the SLA delay parameter requirements corresponding to the network slices of all PDU sessions in the user-level delay evaluation service set and the Qos delay parameter requirements corresponding to 5QI based on the first corresponding relation and the second corresponding relation, and determining the lowest delay parameter requirement.
Optionally, when the user-level service delay evaluation policy is based on all service evaluations established by users, determining a user-level delay evaluation service set according to the user-level service delay evaluation policy includes:
and determining the user-level time delay evaluation service set as a network slice and a 5QI set of all current PDU sessions of the user according to the user-level service time delay evaluation strategy.
Optionally, when the user-level service delay evaluation policy is based on an effective transmission service evaluation within a preset time of a user, determining a user-level delay evaluation service set according to the user-level service delay evaluation policy includes:
calculating a first proportion of the current effective transmission service of the user in the total number of the user-established services according to the user-level service delay evaluation strategy;
comparing the first proportion to a preconfigured second proportion;
if the first proportion is larger than or equal to the second proportion, determining the user-level time delay evaluation service set as a set of all the first 5 QIs of all the current effective transmission services of the user and the network slices of the PDU sessions to which the first 5 QIs belong;
if the first proportion is smaller than the second proportion, determining a set of all 5 QIs established for the user by the user-level time delay evaluation service set and network slices of PDU sessions to which each 5QI belongs;
wherein the first 5QI with valid transmission service is the 5QI with the buffered data volume.
In a second aspect, an embodiment of the present invention further provides a network device, including a memory, a transceiver, a processor:
a memory for storing a computer program; a transceiver for transceiving data under control of the processor; a processor for reading the computer program in the memory and performing the following:
under the condition that a user needs to enter an inactive state, detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user appointed by a core network is acquired or not;
under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the user in an inactive state according to the requirement of the user on a time delay parameter of a service;
wherein the delay parameter requirements include: a service level agreement SLA latency parameter requirement for the network slice and/or a quality of service Qos parameter requirement for the 5G quality of service Qos tag 5QI.
In a third aspect, an embodiment of the present invention further provides a dedicated DRX cycle configuration apparatus for an inactive user, including:
the detection module is used for detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user specified by a core network is acquired or not under the condition that the user needs to enter an inactive state;
the determining module is used for determining target special DRX cycle configuration information used by a user in an inactive state according to the requirement of the user on a time delay parameter of a service under the condition that the special discontinuous reception DRX cycle configuration information of the user in the inactive state specified by a core network is not obtained;
wherein the delay parameter requirement includes: a service level agreement SLA latency parameter requirement for the network slice and/or a quality of service Qos parameter requirement for the 5G quality of service Qos tag 5QI.
In a fourth aspect, an embodiment of the present invention further provides a processor-readable storage medium, where the processor-readable storage medium stores a computer program, and the computer program is configured to enable the processor to execute the dedicated DRX cycle configuring method for an inactive user.
In the embodiment of the invention, under the condition that a user needs to enter an inactive state, whether special discontinuous reception DRX period configuration information of an inactive state user specified by a core network is acquired is detected; under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the inactive user according to the time delay parameter requirement of the user on a service; the method is characterized in that when a core network does not carry dedicated Discontinuous Reception (DRX) cycle configuration information of an inactive user, the method is different from default DRX cycle configuration in idle user broadcasting, and a dedicated DRX cycle used by the inactive user is configured according to the requirement of the user on the time delay parameter of the service so as to meet the time delay requirement of service recovery of the inactive user.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a flowchart illustrating steps of a dedicated DRX cycle configuration method for an inactive user according to an embodiment of the present invention;
fig. 2 is a block diagram of a dedicated DRX cycle configuration apparatus for an inactive user according to an embodiment of the present invention;
fig. 3 is a block diagram of a network device according to an embodiment of the present invention.
Detailed Description
In the embodiment of the present invention, the term "and/or" describes an association relationship of an associated object, and indicates that three relationships may exist, for example, a and/or B, and may indicate: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
In the embodiments of the present application, the term "plurality" means two or more, and other terms are similar thereto.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
The embodiment of the application provides a method, a device and equipment for configuring a special DRX period of an inactive user, which can configure the special DRX period of the inactive user according to the time delay parameter requirement of the user on a service so as to meet the time delay requirement of service recovery of the inactive user.
The method and the device are based on the same application concept, and because the principles of solving the problems of the method and the device are similar, the implementation of the device and the method can be mutually referred, and repeated parts are not repeated.
In addition, the technical scheme provided by the embodiment of the application can be suitable for various systems, especially 5G systems. For example, the applicable system may be a global system for mobile communication (GSM) system, a Code Division Multiple Access (CDMA) system, a Wideband Code Division Multiple Access (WCDMA) General Packet Radio Service (GPRS) system, a long term evolution (long term evolution, LTE) system, an LTE Frequency Division Duplex (FDD) system, an LTE Time Division Duplex (TDD) system, an LTE-a (long term evolution) system, a universal mobile system (universal mobile telecommunications system, UMTS), a universal internet Access (WiMAX) system, a New Radio Network (NR) system, etc. These various systems include terminals and network devices. The System may further include a core network portion, such as an Evolved Packet System (EPS), a 5G System (5 GS), and the like.
A terminal as referred to in embodiments of the present application may refer to a device providing voice and/or data connectivity to a user, a handheld device having a wireless connection capability, or other processing device connected to a wireless modem, etc. In different systems, the names of terminals may be different, for example, in a 5G system, a terminal may be called a User Equipment (UE). A wireless terminal, which may be a mobile terminal such as a mobile phone (or called a "cellular" phone) and a computer having a mobile terminal, for example, a portable, pocket, hand-held, computer-included or vehicle-mounted mobile device, may communicate with one or more Core Networks (CNs) via a Radio Access Network (RAN), and may exchange languages and/or data with the RAN. Examples of such devices include Personal Communication Service (PCS) phones, cordless phones, session Initiation Protocol (SIP) phones, wireless Local Loop (WLL) stations, and Personal Digital Assistants (PDAs). A wireless terminal may also be referred to as a system, a subscriber unit (subscriber unit), a subscriber station (subscriber station), a mobile station (mobile), a remote station (remote station), an access point (access point), a remote terminal (remote), an access terminal (access terminal), a user terminal (user terminal), a user agent (user agent), or a user device (user device), which is not limited in this embodiment.
The network device according to the embodiment of the present application may be a base station, and the base station may include a plurality of cells for providing services to a terminal. A base station may also be called an access point, or may be a device in an access network that communicates over the air-interface, through one or more sectors, with wireless terminals, or by other names, depending on the particular application. The network device may be configured to exchange received air frames with Internet Protocol (IP) packets as a router between the wireless terminal and the rest of the access network, which may include an Internet Protocol (IP) communications network. The network device may also coordinate attribute management for the air interface. For example, the network device according to the embodiment of the present application may be a Base Transceiver Station (BTS) in a Global System for Mobile communications (GSM) or a Code Division Multiple Access (CDMA), a network device (NodeB) in a Wideband Code Division Multiple Access (WCDMA), an evolved Node B (eNB) or an e-NodeB) in a Long Term Evolution (LTE) System, a 5G Base Station (gNB) in a 5G network architecture (next generation System), a Home evolved Node B (HeNB), a relay Node (relay Node), a Home Base Station (femto), a pico Base Station (pico), and the like, which are not limited in the embodiments of the present application. In some network architectures, a network device may include a Centralized Unit (CU) node and a Distributed Unit (DU) node, which may also be geographically separated.
The network device and the terminal may each use one or more antennas for Multiple Input Multiple Output (MIMO) transmission, and the MIMO transmission may be Single User MIMO (SU-MIMO) or Multi-User MIMO (MU-MIMO). According to the form and the number of the root antenna combination, the MIMO transmission can be 2D-MIMO, 3D-MIMO, FD-MIMO or massive-MIMO, and can also be diversity transmission, precoding transmission, beamforming transmission, etc.
Specifically, as shown in fig. 1, an embodiment of the present invention provides a dedicated DRX cycle configuration method for an inactive user, where the method specifically includes the following steps:
step 101, under the condition that the user needs to enter the inactive state, detecting whether the dedicated Discontinuous Reception (DRX) cycle configuration information of the inactive state user specified by the core network is acquired.
Specifically, in an SA scenario, if a user needs to enter an inactive state, it needs to detect whether dedicated discontinuous reception DRX cycle configuration information of the inactive state user specified by the core network can be acquired. If the dedicated DRX cycle configuration information cannot be acquired, entering step 102; and if the dedicated DRX cycle configuration information can be acquired, the user uses the dedicated DRX cycle configuration information in an inactive state.
102, under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive state user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the user in the inactive state according to the time delay parameter requirement of the user on services;
wherein the delay parameter requirement includes: service Level Agreement (SLA) delay parameter requirements for network slices and/or Qos delay parameter requirements for 5G quality of Service Qos tags (5G Qos identifiers, 5qi).
Specifically, in an SA scenario, if a user needs to enter an inactive state and a core network does not carry user inactive state dedicated DRX cycle configuration information, it needs to be different from idle state user default DRX cycle configuration (configuration in broadcast, general configuration is larger), for an inactive state user, the Paging and service activation recovery can be received based on a requirement on a service delay parameter, and a scheme for configuring an inactive state dedicated DRX cycle is determined in consideration of a requirement on a service delay parameter (SLA delay parameter requirement of a network slice and/or a requirement on a Qos delay parameter of 5 QI) of the user, so as to solve a problem that an inactive state service recovery delay may not meet a requirement on a delay of an actual service when the core network does not carry the dedicated DRX cycle configuration information of the inactive state user in the SA scenario, and when PF or PO calculation is performed using a default DRX cycle in broadcast, which is favorable for faster activation of an inactive state user service.
In the above embodiment of the present invention, when a user needs to enter an inactive state and does not obtain dedicated discontinuous reception DRX cycle configuration information of an inactive state user specified by a core network, target dedicated DRX cycle configuration information used by the user in the inactive state is determined according to a requirement of the user on a delay parameter of a service; the method is characterized in that when a core network does not carry dedicated Discontinuous Reception (DRX) cycle configuration information of an inactive user, the method is different from default DRX cycle configuration in idle user broadcasting, and a dedicated DRX cycle used by the inactive user is configured according to the requirement of the user on the time delay parameter of the service so as to meet the time delay requirement of service recovery of the inactive user.
As an optional embodiment, the step 102 determines, according to a requirement of the user on a service delay parameter, target dedicated DRX cycle configuration information used by the user in an inactive state, and specifically includes a step A1 and a step A2, where:
step A1, under the condition of acquiring an SLA delay parameter requirement of a network slice issued by a Network Slice Subnet Management Function (NSSMF), determining target dedicated DRX cycle configuration information used by the user in an inactive state according to the SLA delay parameter requirement and the Qos delay parameter requirement.
Specifically, the delay parameter requirement for the service has a network slice-based delay requirement (i.e., an SLA delay parameter requirement of a network slice delivered by NSSMF) and/or a Qos-based delay requirement (i.e., a 5QI Qos delay parameter requirement) at the 5G side. However, in the actual application guarantee, the requirement of the Qos delay parameter is only an optional guarantee requirement, and the requirement of the SLA delay parameter of the network slice is a dedicated scheduling guarantee above the guarantee level of the requirement of the Qos delay parameter. Therefore, when NSSMF provides the SLA delay parameter requirement of the network slice, it is necessary to comprehensively consider the SLA delay parameter requirement of the network slice and the Qos delay parameter requirement of 5QI for guarantee, and determine the target dedicated DRX cycle configuration information.
And step A2, under the condition that the SLA delay parameter requirement of the network slice issued by the NSSMF is not obtained, determining target special DRX cycle configuration information used by the user in an inactive state according to the Qos delay parameter requirement.
Specifically, under the condition that the NSSMF does not provide the SLA delay parameter requirement of the network slice, the Qos delay parameter requirement is guaranteed, and the target dedicated DRX cycle configuration information is determined. If the Qos has no delay parameter requirement (i.e. no Qos delay parameter requirement), the delay guarantee is not considered.
As an optional embodiment, in the step A1, under the condition of obtaining the SLA delay parameter requirement of the network slice delivered by the NSSMF, the target dedicated DRX cycle configuration information used by the user in the inactive state is determined according to the SLA delay parameter requirement and the Qos delay parameter requirement, which specifically includes step a11, step a12, and step a13, where:
step A11, according to the SLA time delay parameter requirement, generating a first corresponding relation between the network slicing service and the SLA time delay parameter requirement.
Specifically, according to the SLA delay parameter requirements of the network slices issued by the NSSMF, a first corresponding relationship between the network slice services and the SLA delay parameter requirements is generated, in the corresponding relationship, each network slice service has its corresponding SLA delay parameter requirement, and the requirements of the inactive state users on the target dedicated DRX cycle are selected by considering the requirements of the network slice services on the SLA delay parameters, which is beneficial to subsequent delay guarantee based on the network slice SLA.
For example: according to the SLA delay parameter requirements of the network slices issued by NSSMF, a slice service guarantee delay requirement table related to network slice services and SLA delay parameter requirements can be generated, each network slice service corresponds to one SLA delay parameter requirement, and the specific form is shown in table 1 below:
table 1 slicing service guarantee delay requirement table
Network slicing SLA delay parameter requirements
First network slice 100ms
Second network slice 150ms
Third network slice 80ms
The SLA delay parameter requirement corresponding to the first network slice is 100ms, the SLA delay parameter requirement corresponding to the second network slice service is 150ms, the SLA delay parameter requirement corresponding to the third network slice service is 80ms, and the form of the first correspondence relationship, the number of network slices, and the corresponding SLA delay parameter requirements are only examples, and are not limited. Among them, a network Slice may be represented by a Slice Service Type (SST) and a Slice differentiation identifier (SD).
Step a12, generating a second corresponding relationship between each 5QI service and the Qos delay parameter requirement according to the Qos delay parameter requirement of the 5QI agreed by the protocol and/or the Qos delay parameter requirement of the preconfigured 5QI.
Specifically, based on the Qos delay consideration of 5QI, the Qos delay parameter requirement of each 5QI may be configured in Operation and Maintenance management (OAM) on the network device side, a second corresponding relationship between each 5QI service and the Qos delay parameter requirement is generated according to the configured Qos delay parameter requirement of 5QI and/or based on the Qos delay parameter requirement of 5QI agreed in the protocol, in the second corresponding relationship, each 5QI service has its corresponding Qos delay parameter requirement, and the requirement of an inactive state user for a target dedicated DRX cycle is selected by considering the requirement of each 5QI service for the Qos delay parameter, so that the requirement of Qos of 5QI for delay can be satisfied as much as possible.
For example: generating a 5 QI-level service Qos guarantee delay requirement table related to each 5QI service and Qos delay parameter requirement according to the configured 5QI Qos delay parameter requirement and/or the Qos delay parameter requirement of 5QI agreed in the protocol, wherein each 5QI service corresponds to one Qos delay parameter requirement, and the specific form is shown in table 2 below:
table 2 5QI grade service Qos guarantee delay requirement table
5QI service Qos delay parameter requirements
First 5QI service 100ms
Second 5QI service 150ms
Third 5QI service 50ms
The Qos delay parameter requirement corresponding to the first 5QI service is 100ms, the Qos delay parameter requirement corresponding to the second 5QI service is 150ms, and the Qos delay parameter requirement corresponding to the third 5QI service is 50ms, and the form of the second correspondence relationship, the number of 5QI services, and the Qos delay parameter requirement are only examples and are not limited.
Step A13, determining the target dedicated DRX cycle configuration information used by the user in the inactive state according to the first corresponding relation and the second corresponding relation.
Specifically, the target dedicated DRX cycle configuration information required to be used by the user in the inactive state can be determined through a first corresponding relationship between the network slice service and the SLA delay parameter requirement and a second corresponding relationship between each 5QI service and the Qos delay parameter requirement, that is, the first corresponding relationship between the network slice service and the SLA delay parameter requirement and the second corresponding relationship between the 5QI service and the Qos delay parameter requirement are automatically generated based on the Qos delay parameter requirement of the core network 5QI and the SLA delay parameter requirement of the network slice delivered by the NSSMF, and flexible configuration mapping from the service delay parameter requirement to the user-level inactive state dedicated DRX cycle is supported.
As an optional embodiment, in a case where the SLA delay parameter requirement of the network slice issued by the NSSMF is obtained, and the SLA delay parameter requirement does not include the SLA delay parameter requirement of the first network slice, the step a11 generates the first corresponding relationship between the network slice and the SLA delay parameter according to the SLA delay parameter requirement, which specifically includes:
determining that the SLA time delay parameter requirement of the first network slice is a preset time delay parameter requirement;
and generating a first corresponding relation between the network slicing service and the SLA time delay parameter according to the SLA time delay parameter requirement and the preset time delay parameter requirement.
Specifically, if the NSSMF does not issue a corresponding delay parameter requirement for the first network slice, the delay guarantee requirement (i.e., the SLA delay parameter requirement) corresponding to the first network slice may be marked as a preset delay parameter requirement, or may be set as infinity, and the preset delay parameter requirement may be set as needed, which is not specifically limited herein. Therefore, for each network slice, no matter the NSSMF does not issue the corresponding delay parameter requirement, the NSSMF has the corresponding SLA delay parameter requirement, and a first corresponding relationship between each network slice service and the SLA delay parameter can be obtained. The first network slice is any one of the plurality of network slices, and only represents the network slice for which the NSSMF does not issue the corresponding delay parameter requirement.
For example: if the NSSMF does not issue the SLA delay parameter requirement corresponding to the first network slice and the preset delay parameter requirement is infinity, a slice service guarantee delay requirement table related to the network slice service and the SLA delay parameter requirement may be generated according to the SLA delay parameter requirement and the preset delay parameter requirement of the network slice issued by the NSSMF, where each network slice service corresponds to one SLA delay parameter requirement, and a specific form is shown in table 3 below:
table 3 slicing service guarantee delay requirement table
Network slicing SLA delay parameter requirements
First network slice 100ms
Second network slice infinity
Third network slice 80ms
The SLA delay parameter requirement corresponding to the first network slice is 100ms, the SLA delay parameter requirement corresponding to the second network slice service is infinity, the SLA delay parameter requirement corresponding to the third network slice service is 80ms, and the form of the first correspondence, the number of network slices, and the corresponding SLA delay parameter requirements are only examples and are not limited.
As an optional embodiment, after the step a11 generates the first corresponding relationship between the network slicing service and the SLA delay parameter requirement according to the SLA delay parameter requirement, the method may further include:
and under the condition of acquiring the NSSMF newly added SLA delay parameter requirement or the SLA delay parameter modification requirement, updating the first corresponding relation according to the newly added SLA delay parameter requirement or the modified SLA delay parameter requirement.
Specifically, if NSSMF newly adds an SLA delay parameter requirement corresponding to a network slice to be issued, the first corresponding relation is synchronously updated according to the newly added SLA delay parameter requirement; or, if the NSSMF issues the SLA delay parameter requirement corresponding to the modified network slice, the first corresponding relationship is updated synchronously according to the modified SLA delay parameter requirement. Therefore, a first corresponding relation between the network slice service and the SLA delay parameter requirement is automatically generated according to the SLA delay parameter requirement of the network slice issued by the NSSMF, and the first corresponding relation is dynamically updated according to the newly added or modified SLA delay parameter requirement.
As an optional embodiment, after the step a12 generates the second corresponding relationship between each 5QI service and the Qos delay parameter requirement according to a Qos delay parameter requirement of a 5QI agreed by a protocol and/or a Qos delay parameter requirement of a preconfigured 5QI, the method may further include:
and updating the second corresponding relationship according to a Packet Delay Budget (PDB) in a dynamic 5QI Qos Delay parameter requirement carried by a Session control Session of the core network in an N2 port Protocol Data Unit (PDU) process.
Specifically, based on the PDB of the standard 5QI in the delay requirement of the standard 5QI to QoS feature mapping table in the protocol, or the PDB of the dynamic 5QI QoS delay parameter requirement carried by the core network in the N2-port PDU session establishment or modification process, a second correspondence relationship between each 5QI service and the QoS delay parameter requirement is automatically generated at the network device side. And synchronously and dynamically updating the second corresponding relation for the PDB in the dynamic 5QI Qos time delay parameter requirement carried in the process of establishing or modifying the PDU session of each N2 port. Therefore, a second corresponding relation between the 5QI service and the Qos delay parameter requirement is automatically generated according to the Qos delay parameter requirement of the core network 5QI, and the second corresponding relation is synchronously updated according to the PDB in the dynamic 5QI Qos delay parameter requirement.
As an optional embodiment, before determining, in step a13, the target dedicated DRX cycle configuration information used by the user in an inactive state according to the first corresponding relationship and the second corresponding relationship, the method may further include:
and acquiring a third corresponding relation between the pre-configured time delay parameter requirement and the special DRX period configuration information of the inactive user, and a user-level service time delay evaluation strategy.
Specifically, a third corresponding relationship between a pre-configured delay parameter requirement and dedicated DRX cycle configuration information of an inactive user is obtained, and in the third corresponding relationship, delay parameter requirements in different ranges correspond to different dedicated DRX cycle configuration information; and acquiring a pre-configured user-level service delay evaluation strategy. The user-level service delay evaluation strategy comprises the following steps: and establishing service evaluation based on all users or effective transmission service evaluation within preset time length of the users.
For example: if the network device pre-configures a third corresponding relationship between the delay parameter requirement and the dedicated DRX cycle configuration information of the inactive user in OAM, the third corresponding relationship may be an inactive DRX cycle mapping relationship table related to the delay parameter requirement and the dedicated DRX cycle configuration information, and the specific form is as shown in table 4 below:
table 4 inactive state DRX cycle mapping relation table
Figure BDA0003160279090000151
The unit of the dedicated DRX cycle configuration information of the inactive user is a Radio Frequency (RF) Radio frame, each delay parameter requirement range corresponds to one dedicated DRX cycle configuration information, and the form of the third correspondence, the range of the delay parameter requirement, and the corresponding dedicated DRX cycle configuration information are only examples and can be adjusted according to actual scheduling delay.
As an optional embodiment, the step a13 determines, according to the first corresponding relationship and the second corresponding relationship, the target dedicated DRX cycle configuration information used by the user in the inactive state, and specifically includes steps B1 and B2, where:
and step B1, determining the lowest delay parameter requirement in the SLA delay parameter requirement and the Qos delay parameter requirement according to the user-level service delay evaluation strategy, the first corresponding relation and the second corresponding relation.
Specifically, based on the specific content of the user-level service delay evaluation policy, the SLA delay parameter requirements in the first corresponding relationship and the Qos delay parameter requirements in the second corresponding relationship are sorted, and a minimum value after sorting is obtained as the lowest delay parameter requirement. And if the SLA time delay parameter requirements in the first corresponding relation comprise preset time delay parameter requirements and the preset time delay parameters are the minimum values after sequencing, taking the preset time delay parameters as the minimum time delay parameter requirements.
And if the preset time delay parameter requirement is infinite, the preset time delay parameter requirement is a maximum value after sequencing.
And B2, determining that the special DRX period configuration information of the user in the inactive state, which corresponds to the minimum delay parameter requirement, is the target special DRX period configuration information used by the user in the inactive state according to the minimum delay parameter requirement and the third corresponding relation.
Specifically, in the third correspondence, different ranges of delay parameter requirements correspond to different DRX cycle configuration information, and then, according to the range of the delay parameter requirement in which the minimum delay parameter requirement is located in the third correspondence, dedicated DRX cycle configuration information corresponding to the minimum delay parameter requirement is obtained, that is, the dedicated DRX cycle configuration information corresponding to the minimum delay parameter requirement is target dedicated DRX cycle configuration information used by the user in the inactive state, where the target dedicated DRX cycle configuration information is used to fill a Radio Access Network (RAN) paging cycle and a paging cycle for paging the Xn interface when the subsequent service resumes, and fill the DRX when the paging cycle is filled, in other words, the RAN fills the RAN in the RAN release message of the inactive state, and fills the paging cycle and the DRX when the paging cycle is filled.
As an optional embodiment, the step B1 determines, according to the user-level service delay evaluation policy, the first corresponding relationship, and the second corresponding relationship, a lowest delay parameter requirement of the SLA delay parameter requirement and the Qos delay parameter requirement, and specifically includes a step C1 and a step C2, where:
and step C1, determining a user-level delay evaluation service set according to the user-level service delay evaluation strategy, wherein the user-level delay evaluation service set comprises at least one network slice of PDU Session and 5QI.
Specifically, when the network device determines that the user needs to enter an Inactive state, if the core network does not carry the dedicated DRX cycle configuration of the Inactive state of the user, a user-level delay evaluation service set M is determined based on an Inactive state user-level service delay evaluation policy, where the M includes at least one network slice of PDU Session and at least one 5QI.
And step C2, sequencing SLA delay parameter requirements corresponding to the network slices of all PDU sessions in the user-level delay evaluation service set and Qos delay parameter requirements corresponding to 5QI based on the first corresponding relation and the second corresponding relation, and determining the lowest delay parameter requirement.
Specifically, based on the SLA delay parameter requirements in the first corresponding relationship and the Qos delay parameter requirements in the second corresponding relationship, the SLA delay parameter requirements corresponding to all network slices of PDU sessions in M and the Qos delay parameter requirements corresponding to all 5QI in M are sorted in size, so that a sorted minimum value, that is, the lowest delay parameter requirement, can be obtained.
As an optional embodiment, in a case that the user-level service delay evaluation policy is based on all service evaluations established by users, the step C1 determines a user-level delay evaluation service set according to the user-level service delay evaluation policy, which specifically includes:
and determining the user-level time delay evaluation service set as a network slice and a 5QI set of all current PDU sessions of the user according to the user-level service time delay evaluation strategy.
Specifically, if the user-level service delay evaluation strategy is based on all service evaluations established by the user, the combination of the network slices and 5QI of all current PDU sessions of the user is used as a user-level delay evaluation service set, that is, the user-level delay evaluation service set includes the network slices and 5QI of all current PDU sessions of the user.
As an optional embodiment, in a case that the user-level service delay evaluation policy is based on an evaluation of an effective transmission service within a preset time duration of a user, the step C1 determines a user-level delay evaluation service set according to the user-level service delay evaluation policy, and specifically includes:
calculating a first proportion of the current effective transmission service of the user in the total number of the service established by the user according to the user-level service delay evaluation strategy;
comparing the first ratio to a preconfigured second ratio;
if the first ratio is greater than or equal to the second ratio, determining the user-level delay evaluation service set as a set of network slices of all first 5 QIs of all currently existing effective transmission services of the user and PDU sessions to which the first 5 QIs belong;
if the first proportion is smaller than the second proportion, determining a set of all 5 QIs established for the user by the user-level time delay evaluation service set and network slices of PDU sessions to which each 5QI belongs;
wherein the first 5QI with valid transmission service is the 5QI with the buffered data volume.
Specifically, if the user-level service delay evaluation strategy is based on the effective transmission service evaluation within the preset time length of the user, calculating a first proportion of the current effective transmission service of the user in the total number of the user-established services based on the effective transmission service evaluation within the preset time length of the user, and comparing the first proportion with a preset second proportion; if the first proportion is larger than or equal to the second proportion, taking a set of all current network slices of PDU sessions to which the first 5QI and the first 5QI of effective transmission services of the user belong as a user-level delay evaluation service set; and if the first proportion is smaller than the second proportion, taking the set of all the 5 QIs established by the user and the network slices of the PDU Session to which each 5QI belongs as a user-level delay evaluation service set.
In other words, if the user-level service delay evaluation strategy is based on the evaluation of the effective transmission service within the preset time duration of the user, the effective transmission service existing within the preset time duration of the user is obtained, and the effective transmission service proportion T (i.e., the first proportion) currently existing in the user is calculated according to the following formula one. If T is greater than or equal to the effective transmission service proportion n (i.e., the second proportion) within the preset duration in which the preconfigured Inactive user stage participates in the evaluation, it is considered that the evaluation is reliable based on the effective transmission service, and at this time, a set of network slices of PDU sessions to which all the currently effective transmission services 5QI and 5QI of the user belong is obtained as a set M, otherwise (i.e., T is less than n), all the 5QI services established by the user and the network slices of the PDU sessions to which the 5QI services belong are taken as the set M. The preset duration represents the latest time period of the preset current time, and can be set as required without specific limitation.
Wherein, the formula one is as follows:
Figure BDA0003160279090000181
it should be noted that, considering that there is a possibility that the first 5QI of effective transmission may be triggered later in the preset duration, the network device maintains a record that each 5QI level service of each user has no service transmission in order to effectively consider inactive state service activation delay and also consider power saving. Specifically, when the network device schedules the processing, the buffer data volume on each 5QI of each user is used as a condition for judging whether the user has service transmission, and if so, the user is determined to have effective service transmission. If the data volume is not cached on a certain 5QI of the user for m times continuously, marking that the 5QI has no service transmission and is not respected to effective service transmission; if the 5QI is detected to have buffer data amount, the 5QI is marked to have effective service transmission. Wherein m is a positive integer greater than 1, and specific values can be set as required.
In summary, in the above embodiments of the present invention, when a user needs to enter an inactive state and does not obtain dedicated discontinuous reception DRX cycle configuration information of an inactive state user specified by a core network, based on a service currently established by the user, an SLA delay parameter requirement and a 5QI Qos delay parameter requirement of a network slice corresponding to each service PDU Session are determined; and acquiring a target special DRX period used by the user in the inactive state according to the service delay parameter requirement, wherein the target special DRX period is used for filling Ran-paging cycle in an air interface release message entering the inactive state and is used for filling paging DRX in the Xn port Ran paging so as to meet the requirement that when the user recovers from the inactive state to the connected state, differentiation is carried out to ensure that when each user meets different service delay requirements, network equipment can meet the service recovery requirement of the inactive state user as much as possible in the delay. In addition, under the condition of multiple services of a user, the user-level service delay evaluation strategy can be flexibly configured, and delay evaluation can be carried out on all established services of the user; considering that there is a possibility that the first 5QI of valid transmission may be triggered later in the preset duration, the delay evaluation may also be performed based on the valid transmission service in the preset duration of the user.
In the above, the dedicated DRX cycle configuring method for an inactive user according to an embodiment of the present invention is described, and a dedicated DRX cycle configuring apparatus for an inactive user according to an embodiment of the present invention is described below with reference to the accompanying drawings.
Referring to fig. 2, an embodiment of the present invention further provides an apparatus 200 for configuring a dedicated DRX cycle for an inactive user, where the apparatus includes:
a detecting module 201, configured to detect whether dedicated discontinuous reception DRX cycle configuration information of an inactive state user specified by a core network is acquired when the user needs to enter an inactive state;
a determining module 202, configured to determine, according to a requirement of a service delay parameter of a user, target dedicated DRX cycle configuration information used by the user in an inactive state when dedicated discontinuous reception DRX cycle configuration information of the inactive state user specified by a core network is not obtained;
wherein the delay parameter requirement includes: a service level agreement SLA latency parameter requirement for the network slice and/or a quality of service Qos parameter requirement for the 5G quality of service Qos tag 5QI.
Optionally, the determining module 202 includes:
a first determining unit, configured to determine, according to an SLA delay parameter requirement and a Qos delay parameter requirement of a network slice issued by a network slice subnet management function NSSMF, target dedicated DRX cycle configuration information used by the user in an inactive state;
a second determining unit, configured to determine, according to the Qos delay parameter requirement, target dedicated DRX cycle configuration information used by the user in an inactive state when the SLA delay parameter requirement of the network slice delivered by the NSSMF is not obtained.
Optionally, under the condition of obtaining the SLA delay parameter requirement of the network slice delivered by the NSSMF, the first determining unit includes:
a first generating subunit, configured to generate a first corresponding relationship between the network slicing service and the SLA delay parameter requirement according to the SLA delay parameter requirement;
a second generating subunit, configured to generate a second corresponding relationship between each 5QI service and a Qos delay parameter requirement according to a Qos delay parameter requirement of a 5QI agreed by a protocol and/or a Qos delay parameter requirement of a preconfigured 5QI;
a first determining subunit, configured to determine, according to the first corresponding relationship and the second corresponding relationship, target dedicated DRX cycle configuration information used by the user in an inactive state.
Optionally, when obtaining the SLA delay parameter requirement of the network slice issued by the NSSMF, and the SLA delay parameter requirement does not include the SLA delay parameter requirement of the first network slice, the first generating subunit includes:
determining that the SLA time delay parameter requirement of the first network slice is a preset time delay parameter requirement;
and generating a first corresponding relation between the network slicing service and the SLA time delay parameter according to the SLA time delay parameter requirement and the preset time delay parameter requirement.
Optionally, the apparatus further comprises:
and the first updating module is used for updating the first corresponding relation according to the newly added SLA delay parameter requirement or the modified SLA delay parameter requirement under the condition of acquiring the NSSMF newly added SLA delay parameter requirement or the modified SLA delay parameter requirement.
Optionally, the apparatus further comprises:
and the second updating module is used for updating the second corresponding relation according to a packet delay budget PDB in a dynamic 5QI Qos delay parameter requirement carried by a core network in the process of establishing or modifying the Session control Session of the Protocol Data Unit (PDU) of the N2 port.
Optionally, the apparatus further comprises:
the acquisition module is used for acquiring a third corresponding relation between the pre-configured time delay parameter requirement and the special DRX period configuration information of the inactive user and a user-level service time delay evaluation strategy;
wherein the first determining subunit includes:
determining the lowest delay parameter requirement in the SLA delay parameter requirement and the Qos delay parameter requirement according to the user-level service delay evaluation strategy, the first corresponding relation and the second corresponding relation;
and determining that the special DRX cycle configuration information of the user in the inactive state, which corresponds to the minimum delay parameter requirement, is the target special DRX cycle configuration information used by the user in the inactive state according to the minimum delay parameter requirement and the third corresponding relation.
Optionally, when the first determining subunit determines, according to the user-level service delay evaluation policy, the first corresponding relationship, and the second corresponding relationship, a lowest delay parameter requirement of the SLA delay parameter requirement and the Qos delay parameter requirement, specifically includes:
determining a user-level delay evaluation service set according to the user-level service delay evaluation strategy, wherein the user-level delay evaluation service set comprises at least one network slice of PDU Session and 5QI;
and sequencing SLA delay parameter requirements corresponding to network slices of all PDU sessions in the user-level delay evaluation service set and Qos delay parameter requirements corresponding to 5QI based on the first corresponding relation and the second corresponding relation, and determining the lowest delay parameter requirement.
Optionally, when the user-level service delay evaluation policy is based on all service evaluations established by users, the first determining subunit determines, according to the user-level service delay evaluation policy, a user-level delay evaluation service set, specifically including:
and determining the user-level time delay evaluation service set as a network slice and a 5QI set of all current PDU sessions of the user according to the user-level service time delay evaluation strategy.
Optionally, when the first determining subunit determines the user-level delay evaluation service set according to the user-level service delay evaluation policy, in a case that the user-level service delay evaluation policy is based on an effective transmission service evaluation within a preset time of a user, the method specifically includes:
calculating a first proportion of the current effective transmission service of the user in the total number of the user-established services according to the user-level service delay evaluation strategy;
comparing the first proportion to a preconfigured second proportion;
if the first proportion is larger than or equal to the second proportion, determining the user-level time delay evaluation service set as a set of all the first 5 QIs of all the current effective transmission services of the user and the network slices of the PDU sessions to which the first 5 QIs belong;
if the first proportion is smaller than the second proportion, determining all 5 QIs established for the user by the user-level delay evaluation service set and a set of network slices of PDU sessions to which each 5QI belongs;
wherein the first 5QI with valid transmission service is the 5QI with buffered data volume.
It should be noted that the division of the unit in the embodiment of the present application is schematic, and is only a logic function division, and there may be another division manner in actual implementation. In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit may be implemented in the form of hardware, or may also be implemented in the form of a software functional unit.
The integrated unit, if implemented as a software functional unit and sold or used as a stand-alone product, may be stored in a processor readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, a network device, or the like) or a processor (processor) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
In summary, in the above embodiments of the present invention, when a user needs to enter an inactive state and does not obtain dedicated discontinuous reception DRX cycle configuration information of an inactive state user specified by a core network, based on a service currently established by the user, an SLA delay parameter requirement and a 5QI Qos delay parameter requirement of a network slice corresponding to each service PDU Session are determined; and acquiring a target special DRX period used by the user in the inactive state according to the service delay parameter requirement, wherein the target special DRX period is used for filling Ran-paging cycle in an air interface release message entering the inactive state and is used for filling paging DRX in the Xn port Ran paging so as to meet the requirement that when the user recovers from the inactive state to the connected state, differentiation is carried out to ensure that when each user meets different service delay requirements, network equipment can meet the service recovery requirement of the inactive state user as much as possible in the delay. In addition, under the condition of multiple services of a user, a user-level service delay evaluation strategy can be flexibly configured, and delay evaluation can be performed on the basis of all established services of the user; considering that there is a possibility that the first 5QI of valid transmission may be triggered later in the preset time duration, the time delay evaluation may also be performed based on the valid transmission service in the preset time duration of the user.
It should be noted that, the apparatus provided in the embodiment of the present invention can implement all the method steps implemented by the method embodiment and achieve the same technical effect, and detailed descriptions of the same parts and beneficial effects as the method embodiment in this embodiment are omitted here.
As shown in fig. 3, an embodiment of the present invention further provides a network device, which includes a memory 320, a transceiver 310, a processor 300:
a memory 320 for storing a computer program;
a transceiver 310 for transceiving data under the control of the processor;
a processor 300 for reading the computer program in the memory and performing the following operations:
under the condition that a user needs to enter an inactive state, detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user appointed by a core network is acquired or not;
under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the inactive user according to the time delay parameter requirement of the user on a service;
wherein the delay parameter requirement includes: service level agreement SLA delay parameter requirements for network slices and/or Qos delay parameter requirements for 5QI identified by 5G quality of service Qos.
Optionally, when the processor 300 determines, according to the requirement of the user on the service delay parameter, the target dedicated DRX cycle configuration information used by the user in the inactive state, the method specifically includes:
under the condition of acquiring SLA delay parameter requirements of network slices issued by a network slice subnet management function NSSMF, determining target special DRX cycle configuration information used by the user in an inactive state according to the SLA delay parameter requirements and the Qos delay parameter requirements;
and under the condition that the SLA delay parameter requirement of the network slice issued by the NSSMF is not acquired, determining target special DRX cycle configuration information used by the user in an inactive state according to the Qos delay parameter requirement.
Optionally, when the SLA delay parameter requirement of the network slice delivered by the NSSMF is obtained, the processor 300 executes, according to the SLA delay parameter requirement and the Qos delay parameter requirement, to determine the target dedicated DRX cycle configuration information used by the user in an inactive state, specifically including:
generating a first corresponding relation between the network slicing service and the SLA time delay parameter requirement according to the SLA time delay parameter requirement;
generating a second corresponding relation between each 5QI service and the Qos delay parameter requirement according to the Qos delay parameter requirement of the 5QI agreed by the protocol and/or the Qos delay parameter requirement of the pre-configured 5QI;
and determining target special DRX cycle configuration information used by the user in an inactive state according to the first corresponding relation and the second corresponding relation.
Optionally, when the processor 300 executes the first corresponding relationship between the network slice and the SLA delay parameter according to the SLA delay parameter requirement, under the condition that the SLA delay parameter requirement of the network slice issued by the NSSMF is obtained and the SLA delay parameter requirement does not include the SLA delay parameter requirement of the first network slice, the method specifically includes:
determining that the SLA time delay parameter requirement of the first network slice is a preset time delay parameter requirement;
and generating a first corresponding relation between the network slicing service and the SLA time delay parameter according to the SLA time delay parameter requirement and the preset time delay parameter requirement.
Optionally, after generating the first corresponding relationship between the network slicing service and the SLA delay parameter requirement according to the SLA delay parameter requirement, the processor 300 further performs the following operations:
and under the condition of obtaining the NSSMF new SLA delay parameter requirement or the SLA delay parameter modification requirement, updating the first corresponding relation according to the new SLA delay parameter requirement or the modified SLA delay parameter requirement.
Optionally, after generating the second corresponding relationship between each 5QI service and the Qos delay parameter requirement according to the Qos delay parameter requirement of 5QI agreed by the protocol and/or the Qos delay parameter requirement of the preconfigured 5QI, the processor 300 further performs the following operations:
and updating the second corresponding relation according to a packet delay budget PDB in the dynamic 5QI Qos delay parameter requirement carried by the core network in the process of establishing or modifying the Session control Session of the protocol data unit PDU of the N2 port.
Optionally, before determining, according to the first corresponding relationship and the second corresponding relationship, the target dedicated DRX cycle configuration information used by the user in the inactive state, the processor 300 further performs the following operations:
acquiring a third corresponding relation between the pre-configured time delay parameter requirement and the special DRX period configuration information of the inactive user and a user-level service time delay evaluation strategy;
wherein the determining, according to the first corresponding relationship and the second corresponding relationship, target dedicated DRX cycle configuration information used by the user in an inactive state includes:
determining the lowest delay parameter requirement in the SLA delay parameter requirement and the Qos delay parameter requirement according to the user-level service delay evaluation strategy, the first corresponding relation and the second corresponding relation;
and determining that the special DRX cycle configuration information of the user in the inactive state, which corresponds to the minimum delay parameter requirement, is the target special DRX cycle configuration information used by the user in the inactive state according to the minimum delay parameter requirement and the third corresponding relation.
Optionally, when the processor 300 determines the lowest delay parameter requirement of the SLA delay parameter requirement and the Qos delay parameter requirement according to the user-level service delay evaluation policy, the first corresponding relationship, and the second corresponding relationship, the method specifically includes:
determining a user-level delay evaluation service set according to the user-level service delay evaluation strategy, wherein the user-level delay evaluation service set comprises at least one network slice of PDU Session and 5QI;
and sequencing SLA delay parameter requirements corresponding to network slices of all PDU sessions in the user-level delay evaluation service set and Qos delay parameter requirements corresponding to 5QI based on the first corresponding relation and the second corresponding relation, and determining the lowest delay parameter requirement.
Optionally, when the user-level service delay evaluation policy is based on all service evaluations established by users, the processor 300 executes the user-level service delay evaluation policy to determine a user-level delay evaluation service set, specifically including:
and determining the user-level time delay evaluation service set as a network slice and a 5QI set of all current PDU sessions of the user according to the user-level service time delay evaluation strategy.
Optionally, when the processor 300 executes the user-level service delay evaluation policy to determine the user-level delay evaluation service set according to the user-level service delay evaluation policy and under the condition that the user-level service delay evaluation policy is based on the effective transmission service evaluation within the preset time duration of the user, the method specifically includes:
calculating a first proportion of the current effective transmission service of the user in the total number of the user-established services according to the user-level service delay evaluation strategy;
comparing the first ratio to a preconfigured second ratio;
if the first ratio is greater than or equal to the second ratio, determining the user-level delay evaluation service set as a set of network slices of all first 5 QIs of all currently existing effective transmission services of the user and PDU sessions to which the first 5 QIs belong;
if the first proportion is smaller than the second proportion, determining a set of all 5 QIs established for the user by the user-level time delay evaluation service set and network slices of PDU sessions to which each 5QI belongs;
wherein the first 5QI with valid transmission service is the 5QI with buffered data volume.
Where in fig. 3, the bus architecture may include any number of interconnected buses and bridges, with various circuits being linked together, particularly one or more processors represented by processor 300 and memory represented by memory 320. The bus architecture may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. The bus interface provides an interface. The transceiver 310 may be a number of elements including a transmitter and a receiver that provide a means for communicating with various other apparatus over a transmission medium including wireless channels, wired channels, fiber optic cables, and the like. The processor 500 is responsible for managing the bus architecture and general processing, and the memory 320 may store data used by the processor 300 in performing operations.
The processor 300 may be a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA), or a Complex Programmable Logic Device (CPLD), and may also have a multi-core architecture.
The processor is used for executing the dedicated DRX period configuration method of any inactive state user according to the obtained executable instructions by calling the computer program stored in the memory. The processor and memory may also be physically separated.
It should be noted that, the network device provided in the embodiment of the present invention can implement all the method steps implemented by the embodiment of the dedicated DRX cycle configuration method for the inactive user, and can achieve the same technical effects, and detailed descriptions of the same parts and beneficial effects as those in the embodiment of the method are omitted here.
An embodiment of the present invention also provides a processor-readable storage medium, which stores a computer program for causing the processor to execute the dedicated DRX cycle configuration method for the inactive user.
The processor-readable storage medium may be any available medium or data storage device that can be accessed by a processor, including, but not limited to, magnetic memory (e.g., floppy disks, hard disks, magnetic tape, magneto-optical disks (MOs), etc.), optical memory (e.g., CDs, DVDs, BDs, HVDs, etc.), and semiconductor memory (e.g., ROMs, EPROMs, EEPROMs, non-volatile memories (NAND FLASH), solid State Disks (SSDs)), etc.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer-executable instructions. These computer-executable instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These processor-executable instructions may also be stored in a processor-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the processor-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These processor-executable instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims (13)

1. A dedicated DRX cycle configuration method for an inactive state user is characterized by comprising the following steps:
under the condition that a user needs to enter an inactive state, detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user appointed by a core network is acquired or not;
under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the user in an inactive state according to the requirement of the user on a time delay parameter of a service;
wherein the delay parameter requirements include: a service level agreement SLA latency parameter requirement for the network slice and/or a quality of service Qos parameter requirement for the 5G quality of service Qos tag 5QI.
2. The method according to claim 1, wherein the determining the target dedicated DRX cycle configuration information used by the user in an inactive state according to the delay parameter requirement of the user for the service comprises:
under the condition of acquiring SLA delay parameter requirements of network slices issued by a network slice subnet management function NSSMF, determining target special DRX cycle configuration information used by the user in an inactive state according to the SLA delay parameter requirements and the Qos delay parameter requirements;
and under the condition that the SLA delay parameter requirement of the network slice issued by the NSSMF is not acquired, determining target special DRX cycle configuration information used by the user in an inactive state according to the Qos delay parameter requirement.
3. The method according to claim 2, wherein in a case where an SLA delay parameter requirement of a network slice delivered by the NSSMF is obtained, the determining, according to the SLA delay parameter requirement and the Qos delay parameter requirement, target dedicated DRX cycle configuration information used by the user in an inactive state includes:
generating a first corresponding relation between the network slicing service and the SLA time delay parameter requirement according to the SLA time delay parameter requirement;
generating a second corresponding relation between each 5QI service and the Qos delay parameter requirement according to the Qos delay parameter requirement of the 5QI agreed by the protocol and/or the Qos delay parameter requirement of the pre-configured 5QI;
and determining target special DRX cycle configuration information used by the user in an inactive state according to the first corresponding relation and the second corresponding relation.
4. The method according to claim 3, wherein, in a case where an SLA delay parameter requirement of a network slice issued by the NSSMF is obtained and the SLA delay parameter requirement does not include an SLA delay parameter requirement of a first network slice, generating, according to the SLA delay parameter requirement, a first corresponding relationship between the network slice and the SLA delay parameter includes:
determining that the SLA time delay parameter requirement of the first network slice is a preset time delay parameter requirement;
and generating a first corresponding relation between the network slicing service and the SLA time delay parameter according to the SLA time delay parameter requirement and the preset time delay parameter requirement.
5. The method of claim 3, wherein after the generating the first correspondence between network slice traffic and SLA delay parameter requirements according to the SLA delay parameter requirements, the method further comprises:
and under the condition of obtaining the NSSMF new SLA delay parameter requirement or the SLA delay parameter modification requirement, updating the first corresponding relation according to the new SLA delay parameter requirement or the modified SLA delay parameter requirement.
6. The method according to claim 3, wherein after generating the second correspondence between each 5QI service and QoS delay parameter requirement according to the protocol agreed 5QI QoS delay parameter requirement and/or the preconfigured 5QI QoS delay parameter requirement, the method further comprises:
and updating the second corresponding relation according to a packet delay budget PDB in the dynamic 5QI Qos delay parameter requirement carried by the core network in the process of establishing or modifying the Session control Session of the protocol data unit PDU of the N2 port.
7. The method according to claim 3, wherein before the determining the target dedicated DRX cycle configuration information used by the user in inactive state according to the first corresponding relation and the second corresponding relation, the method further comprises:
acquiring a third corresponding relation between the pre-configured time delay parameter requirement and the special DRX period configuration information of the inactive user and a user-level service time delay evaluation strategy;
wherein the determining, according to the first correspondence and the second correspondence, the target dedicated DRX cycle configuration information used by the user in the inactive state comprises:
determining the lowest delay parameter requirement in the SLA delay parameter requirement and the Qos delay parameter requirement according to the user-level service delay evaluation strategy, the first corresponding relation and the second corresponding relation;
and determining that the special DRX cycle configuration information of the user in the inactive state, which corresponds to the minimum delay parameter requirement, is the target special DRX cycle configuration information used by the user in the inactive state according to the minimum delay parameter requirement and the third corresponding relation.
8. The method of claim 7, wherein the determining a lowest latency parameter requirement of the SLA latency parameter requirement and the Qos latency parameter requirement according to the user-level traffic latency assessment policy, the first correspondence, and the second correspondence comprises:
determining a user-level delay evaluation service set according to the user-level service delay evaluation strategy, wherein the user-level delay evaluation service set comprises at least one network slice of PDU Session and 5QI;
and sequencing SLA delay parameter requirements corresponding to network slices of all PDU sessions in the user-level delay evaluation service set and Qos delay parameter requirements corresponding to 5QI based on the first corresponding relation and the second corresponding relation, and determining the lowest delay parameter requirement.
9. The method of claim 8, wherein in the case that the user-level service delay assessment policy is based on all service assessments established by users, said determining a user-level service delay assessment set according to the user-level service delay assessment policy comprises:
and determining the user-level time delay evaluation service set as a network slice and a 5QI set of all current PDU sessions of the user according to the user-level service time delay evaluation strategy.
10. The method of claim 8, wherein in the case that the user-level service delay evaluation policy is based on an evaluation of an effective transmission service within a preset time duration of a user, the determining a user-level delay evaluation service set according to the user-level service delay evaluation policy comprises:
calculating a first proportion of the current effective transmission service of the user in the total number of the user-established services according to the user-level service delay evaluation strategy;
comparing the first ratio to a preconfigured second ratio;
if the first proportion is larger than or equal to the second proportion, determining the user-level time delay evaluation service set as a set of all the first 5 QIs of all the current effective transmission services of the user and the network slices of the PDU sessions to which the first 5 QIs belong;
if the first proportion is smaller than the second proportion, determining all 5 QIs established for the user by the user-level delay evaluation service set and a set of network slices of PDU sessions to which each 5QI belongs;
wherein the first 5QI with valid transmission service is the 5QI with buffered data volume.
11. A network device comprising a memory, a transceiver, a processor:
a memory for storing a computer program; a transceiver for transceiving data under control of the processor; a processor for reading the computer program in the memory and performing the following operations:
under the condition that a user needs to enter an inactive state, detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user appointed by a core network is acquired or not;
under the condition that special Discontinuous Reception (DRX) cycle configuration information of an inactive user specified by a core network is not acquired, determining target special DRX cycle configuration information used by the user in an inactive state according to the requirement of the user on a time delay parameter of a service;
wherein the delay parameter requirements include: a service level agreement SLA latency parameter requirement for the network slice and/or a quality of service Qos parameter requirement for the 5G quality of service Qos tag 5QI.
12. An apparatus for configuring dedicated DRX cycle of inactive user, comprising:
the detection module is used for detecting whether special Discontinuous Reception (DRX) cycle configuration information of an inactive state user specified by a core network is acquired or not under the condition that the user needs to enter an inactive state;
the system comprises a determining module and a sending module, wherein the determining module is used for determining target special DRX cycle configuration information used by a user in an inactive state according to the requirement of the user on a time delay parameter of a service under the condition that the special discontinuous reception DRX cycle configuration information of the inactive state user specified by a core network is not obtained;
wherein the delay parameter requirement includes: service level agreement SLA delay parameter requirements for network slices and/or Qos delay parameter requirements for 5QI identified by 5G quality of service Qos.
13. A processor-readable storage medium storing a computer program for causing a processor to perform the method for dedicated DRX cycle configuration for inactive users according to any one of claims 1 to 10.
CN202110789420.2A 2021-07-13 2021-07-13 Special DRX (discontinuous reception) cycle configuration method, device and equipment for inactive users Pending CN115623502A (en)

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