WO2020258133A1 - Gestion de la mobilité entre réseaux publics et réseaux privés - Google Patents

Gestion de la mobilité entre réseaux publics et réseaux privés Download PDF

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Publication number
WO2020258133A1
WO2020258133A1 PCT/CN2019/093195 CN2019093195W WO2020258133A1 WO 2020258133 A1 WO2020258133 A1 WO 2020258133A1 CN 2019093195 W CN2019093195 W CN 2019093195W WO 2020258133 A1 WO2020258133 A1 WO 2020258133A1
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WIPO (PCT)
Prior art keywords
network
configuration information
cell
registration message
request
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PCT/CN2019/093195
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English (en)
Inventor
Yiqing Cao
Juan Zhang
Yan Li
Wentao Zhang
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Qualcomm Incorporated
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Publication date
Application filed by Qualcomm Incorporated filed Critical Qualcomm Incorporated
Priority to PCT/CN2019/093195 priority Critical patent/WO2020258133A1/fr
Publication of WO2020258133A1 publication Critical patent/WO2020258133A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/14—Access restriction or access information delivery, e.g. discovery data delivery using user query or user detection

Definitions

  • aspects of the present disclosure relate to wireless communications, and more particularly, to techniques for inter public-network-private-network mobility management.
  • Wireless communication systems are widely deployed to provide various telecommunication services such as telephony, video, data, messaging, broadcasts, etc. These wireless communication systems may employ multiple-access technologies capable of supporting communication with multiple users by sharing available system resources (e.g., bandwidth, transmit power, etc. ) .
  • available system resources e.g., bandwidth, transmit power, etc.
  • multiple-access systems examples include 3rd Generation Partnership Project (3GPP) Long Term Evolution (LTE) systems, LTE Advanced (LTE-A) systems, code division multiple access (CDMA) systems, time division multiple access (TDMA) systems, frequency division multiple access (FDMA) systems, orthogonal frequency division multiple access (OFDMA) systems, single-carrier frequency division multiple access (SC-FDMA) systems, and time division synchronous code division multiple access (TD-SCDMA) systems, to name a few.
  • 3GPP 3rd Generation Partnership Project
  • LTE Long Term Evolution
  • LTE-A LTE Advanced
  • CDMA code division multiple access
  • TDMA time division multiple access
  • FDMA frequency division multiple access
  • OFDMA orthogonal frequency division multiple access
  • SC-FDMA single-carrier frequency division multiple access
  • TD-SCDMA time division synchronous code division multiple access
  • New radio e.g., 5G NR
  • 5G NR is an example of an emerging telecommunication standard.
  • NR is a set of enhancements to the LTE mobile standard promulgated by 3GPP.
  • NR is designed to better support mobile broadband Internet access by improving spectral efficiency, lowering costs, improving services, making use of new spectrum, and better integrating with other open standards using OFDMA with a cyclic prefix (CP) on the downlink (DL) and on the uplink (UL) .
  • CP cyclic prefix
  • NR supports beamforming, multiple-input multiple-output (MIMO) antenna technology, and carrier aggregation.
  • MIMO multiple-input multiple-output
  • Certain aspects provide a method for wireless communication by a user equipment (UE) .
  • the method generally includes transmitting a registration message to a first network that includes a request for second network configuration information, receiving from the first network, in response to the registration message, the second network configuration information, and performing a mobility procedure to transition to the second network based, at least in part, on the second network configuration information.
  • UE user equipment
  • Certain aspects provide a method for wireless communication by a network entity in a first network.
  • the method generally includes receiving, from a user equipment (UE) , a registration message that includes a request for second network configuration information, retrieving, based on the registration message, the second network configuration information from an authentication server corresponding to the second network, and transmitting the retrieved second network configuration information to the UE.
  • UE user equipment
  • Certain aspects provide a method for wireless communication by a network entity in a second network.
  • the method generally includes receiving, from a network entity in a first network, a request for second network configuration information associated with a user equipment (UE) , verifying credentials corresponding to the UE received in the request, and transmitting the second network configuration information to the first network entity.
  • UE user equipment
  • aspects of the present disclosure provide means for, apparatus, processors, and computer-readable mediums for performing the methods described herein.
  • aspects of the present disclosure provide means for, apparatus, processors, and computer-readable mediums for performing techniques and methods that may be complementary to the operations by the UE described herein, for example, by a BS.
  • the one or more aspects comprise the features hereinafter fully described and particularly pointed out in the claims.
  • the following description and the appended drawings set forth in detail certain illustrative features of the one or more aspects. These features are indicative, however, of but a few of the various ways in which the principles of various aspects may be employed.
  • FIG. 1 is a block diagram conceptually illustrating an example telecommunications system, in accordance with certain aspects of the present disclosure.
  • FIG. 2 illustrates an example inter public-network-private-network mobility scenario, in accordance with certain aspects of the present disclosure.
  • FIG. 3 is a flow diagram illustrating example operations for wireless communication by a user equipment (UE) , in accordance with certain aspects of the present disclosure.
  • UE user equipment
  • FIG. 4 is a flow diagram illustrating example operations for wireless communication by public network entity, in accordance with certain aspects of the present disclosure.
  • FIG. 5 is a flow diagram illustrating example operations for wireless communication by private network entity, in accordance with certain aspects of the present disclosure.
  • FIG. 6 is a call flow diagram illustrating a first method for performing inter public-network-private-network mobility management, in accordance with certain aspects of the present disclosure.
  • FIG. 7 is a call flow diagram illustrating a first method for performing inter public-network-private-network mobility management, in accordance with certain aspects of the present disclosure.
  • FIG. 8 illustrates a communications device that may include various components configured to perform operations for the techniques disclosed herein in accordance with aspects of the present disclosure.
  • FIG. 9 illustrates a communications device that may include various components configured to perform operations for the techniques disclosed herein in accordance with aspects of the present disclosure.
  • FIG. 10 illustrates a communications device that may include various components configured to perform operations for the techniques disclosed herein in accordance with aspects of the present disclosure.
  • FIG. 11 is a block diagram conceptually illustrating a design of an example BS and UE, in accordance with certain aspects of the present disclosure.
  • aspects of the present disclosure provide apparatus, methods, processing systems, and computer readable mediums for inter public-network-private-network mobility management.
  • any number of wireless networks may be deployed in a given geographic area.
  • Each wireless network may support a particular radio access technology (RAT) and may operate on one or more frequencies.
  • a RAT may also be referred to as a radio technology, an air interface, etc.
  • a frequency may also be referred to as a carrier, a subcarrier, a frequency channel, a tone, a subband, etc.
  • Each frequency may support a single RAT in a given geographic area in order to avoid interference between wireless networks of different RATs.
  • a 5G NR RAT network may be deployed.
  • FIG. 1 illustrates an example wireless communication network 100 in which aspects of the present disclosure may be performed.
  • the wireless communication network 100 may be an NR system (e.g., a 5G NR network) .
  • the wireless communication network 100 may include a number of base stations (BSs) 110a-z (each also individually referred to herein as BS 110 or collectively as BSs 110) and other network entities.
  • a BS 110 may provide communication coverage for a particular geographic area, sometimes referred to as a “cell” , which may be stationary or may move according to the location of a mobile BS 110.
  • the BSs 110 may be interconnected to one another and/or to one or more other BSs or network nodes (not shown) in wireless communication network 100 through various types of backhaul interfaces (e.g., a direct physical connection, a wireless connection, a virtual network, or the like) using any suitable transport network.
  • backhaul interfaces e.g., a direct physical connection, a wireless connection, a virtual network, or the like
  • the BSs 110a, 110b and 110c may be macro BSs for the macro cells 102a, 102b and 102c, respectively.
  • the BS 110x may be a pico BS for a pico cell 102x.
  • the BSs 110y and 110z may be femto BSs for the femto cells 102y and 102z, respectively.
  • a BS may support one or multiple cells.
  • the BSs 110 communicate with user equipment (UEs) 120a-y (each also individually referred to herein as UE 120 or collectively as UEs 120) in the wireless communication network 100.
  • the UEs 120 (e.g., 120x, 120y, etc. ) may be dispersed throughout the wireless communication network 100, and each UE 120 may be stationary or mobile.
  • the BSs 110 and UEs 120 may be configured for inter public-network-private-network mobility management, as described herein.
  • the BS 110a includes a mobility management module.
  • the mobility management module may be configured to receive, from the UE 120, a registration message that includes a request for second network configuration information, retrieve, based on the registration message, the second network configuration information from an authentication server corresponding to the second network, and transmit the retrieved second network configuration information to the UE 120.
  • the UE 120a includes a mobility management module.
  • the mobility management module may be configured to transmit a registration message to a first network that includes a request for second network configuration information, receive from the first network, in response to the registration message, the second network configuration information, and perform a mobility procedure to transition to the second network based, at least in part, on the second network configuration information.
  • Wireless communication network 100 may also include relay stations (e.g., relay station 110r) , also referred to as relays or the like, that receive a transmission of data and/or other information from an upstream station (e.g., a BS 110a or a UE 120r) and sends a transmission of the data and/or other information to a downstream station (e.g., a UE 120 or a BS 110) , or that relays transmissions between UEs 120, to facilitate communication between devices.
  • relay stations e.g., relay station 110r
  • relays or the like that receive a transmission of data and/or other information from an upstream station (e.g., a BS 110a or a UE 120r) and sends a transmission of the data and/or other information to a downstream station (e.g., a UE 120 or a BS 110) , or that relays transmissions between UEs 120, to facilitate communication between devices.
  • a network controller 130 may couple to a set of BSs 110 and provide coordination and control for these BSs 110.
  • the network controller 130 may communicate with the BSs 110 via a backhaul.
  • the BSs 110 may also communicate with one another (e.g., directly or indirectly) via wireless or wireline backhaul.
  • a company may fully rely on the wireless local area network (WLAN) for internal connectivity.
  • WLAN wireless local area network
  • the company may rely on the WLAN for certain tracking/monitoring use cases, such as high value asset monitoring (e.g. king crab monitoring) , battery power supply monitoring, message reporting in minute level, etc.
  • high value asset monitoring e.g. king crab monitoring
  • battery power supply monitoring e.g., battery power supply monitoring
  • message reporting in minute level e.g., etc.
  • such use cases require massive connection, but consume low traffic load (e.g., messages including location information, movement, etc. ) .
  • the company may need to transfer an asset from one location to another location, requiring mobile asset monitoring.
  • assets e.g., king crap
  • a shopping center 204 e.g., supermarket
  • asset monitoring may be performed using a first private network at the warehouse 202.
  • mobile asset monitoring may need to be performed using a UE 120 via a public network 206 (e.g., LTE, 5G, etc. ) since UE 120 will eventually become out of range of the private network.
  • asset monitoring may again be performed using a second private network at the shopping center 204.
  • the public network 206 may not communicate with the private networks at the warehouse 202 and shopping center 204. Consequently, when the UE 120 becomes in range of the second private network at the shopping center 204, the public network 206 may not be able to perform a mobility procedure to hand the UE 120 over to the second private network at the shopping center 204.
  • aspects of the present disclosure provide techniques for inter public-network-private-network mobility management that help alleviate the issues described above.
  • techniques presented herein may include providing the UE with private network configuration information that may be used by the UE to perform a mobility procedure to transition from a private network to a private network.
  • public network may generally refer to a network that is accessible by the general public, such as a cellular network (e.g., LTE network, 5G network, etc. )
  • private network may generally refer to a network that is not accessible by the general public (e.g., a confidential enterprise network) .
  • the public network may comprise wireless communication network 100.
  • FIG. 3 is a flow diagram illustrating example operations 300 for wireless communication, in accordance with certain aspects of the present disclosure.
  • the operations 300 may be performed, for example, by UE (e.g., such as a UE 120a in the wireless communication network 100) .
  • Operations 300 may be implemented as software components that are executed and run on one or more processors (e.g., processor 804 of FIG. 8 and/or controller/processor 1180 of FIG. 11) .
  • the transmission and reception of signals by the UE in operations 300 may be enabled, for example, by one or more antennas (e.g., antenna 810 of FIG. 8 and/or antennas 1152 of FIG. 11) .
  • antennas e.g., antenna 810 of FIG. 8 and/or antennas 1152 of FIG. 11
  • the transmission and/or reception of signals by the UE may be implemented via a bus interface of one or more processors (e.g., processor 804 of FIG. 8 and/or controller/processor 1180 of FIG. 11) obtaining and/or outputting signals.
  • processors e.g., processor 804 of FIG. 8 and/or controller/processor 1180 of FIG. 11
  • Operations 300 begin, at 302, by transmitting a registration message to a first network that includes a request for second network configuration information.
  • the UE receives from the first network, in response to the registration message, the second network configuration information.
  • the UE performs a mobility procedure to transition to the second network based, at least in part, on the second network configuration information.
  • FIG. 4 is a flow diagram illustrating example operations 400 for wireless communication, in accordance with certain aspects of the present disclosure.
  • the operations 400 may be performed, for example, by a network entity in a first network (e.g., such as the BS 110a and/or a public network authentication management function (AMF) in the wireless communications network 100) .
  • Operations 400 may be considered complimentary to operations 300 performed by the UE.
  • Operations 400 may be implemented as software components that are executed and run on one or more processors (e.g., processor 904 of FIG. 9 and/or controller/processor 1140 of FIG. 11) .
  • the transmission and reception of signals by the BS in operations 400 may be enabled, for example, by one or more antennas (e.g., antenna 910 of FIG.
  • the transmission and/or reception of signals by the BS may be implemented via a bus interface of one or more processors (e.g., processor 904 of FIG. 9 and/or controller/processor 1140 of FIG. 11) obtaining and/or outputting signals.
  • processors e.g., processor 904 of FIG. 9 and/or controller/processor 1140 of FIG. 11
  • the operations 400 may begin, at 402, by receiving, from a user equipment (UE) , a registration message that includes a request for second network configuration information.
  • UE user equipment
  • the network entity in the first network retrieves, based on the registration message, the second network configuration information from an authentication server corresponding to the second network.
  • the network entity in the first network transmits the retrieved second network configuration information to the UE.
  • FIG. 5 is a flow diagram illustrating example operations 500 for wireless communication, in accordance with certain aspects of the present disclosure.
  • the operations 500 may be performed, for example, by a network entity in a second network (e.g., such as an authentication server in the second/private network) .
  • Operations 500 may be considered complimentary to operations 300 performed by the UE and operations 400 performed by the public network entity.
  • Operations 500 may be implemented as software components that are executed and run on one or more processors (e.g., processor 1004 of FIG. 10 and/or controller/processor 1140 of FIG. 11) .
  • the transmission and reception of signals by the BS in operations 500 may be enabled, for example, by one or more antennas (e.g., antenna 1010 of FIG. 10 and/or antennas 1134 of FIG.
  • the transmission and/or reception of signals by the BS may be implemented via a bus interface of one or more processors (e.g., processor 1004 of FIG. 10 and/or controller/processor 1140 of FIG. 11) obtaining and/or outputting signals.
  • processors e.g., processor 1004 of FIG. 10 and/or controller/processor 1140 of FIG. 11
  • the operations 500 may begin, at 502, by receiving, from a first network entity, a request for second network configuration information associated with a user equipment (UE) .
  • UE user equipment
  • the network entity in the second network verifies credentials corresponding to the UE received in the request.
  • the network entity in the second network transmits the second network configuration information to the public network entity.
  • aspects of the present disclosure provide techniques for inter public-network-private-network mobility management.
  • techniques presented herein may involve a network entity in a first network configuring a UE with second network configuration information to use for first-network-to-second-network mobility, for example, during asset monitoring procedures.
  • first network and second network may hereinafter be referred to as a “public network” and “private network, ” respectively.
  • the first network may comprise a public network while the second network may comprise a private network.
  • a UE may begin communicating with a first private network (e.g., at warehouse 202) (e.g., corresponding to the claimed “third network” ) .
  • the UE may camp on and communicate with the first private network for the purposes of asset monitoring at the warehouse 202, for example, as described above.
  • those assets may need to be shipped to a different location, which requires the UE to perform mobile asset monitoring while the assets are being shipped from warehouse 202 to shopping center 204.
  • the UE may use a public network (e.g., public network 206) (e.g., corresponding to the claimed “first network” ) to perform asset monitoring during shipment.
  • a public network e.g., public network 206
  • the UE may receive public cell configuration information from the first private network that includes public cell IDs associated with the public network.
  • the UE may perform one of a soft handover or hard handover from the first private network to the public network based, at least in part, on the public cell configuration information.
  • performing the soft/hard handover may involve the UE searching for one or more cells corresponding to the public cell IDs and performing an attach procedure with the one or more cells.
  • the UE may continue to perform asset monitoring using the public network during the shipment process.
  • the UE may not have the required configuration information of the second private network at the shopping center 204 to allow the UE to perform a handover/reselection from the public network to the second private network (e.g., corresponding to the claimed “second network” ) .
  • the UE may perform inter public-network-private-network mobility management techniques described below with reference to FIGs. 6 and 7.
  • FIG. 6 is a call flow diagram illustrating a first method for performing inter public-network-private-network mobility management, for example, when a UE provides an explicit indication of a private cell ID associated with the second private network.
  • the UE may transmit a registration message to a public network entity (e.g., the public AMF) , requesting private network configuration information associated with the second private network.
  • a public network entity e.g., the public AMF
  • the registration message may comprise a non-access stratum (NAS) registration message (e.g., for a 5G network) or an attach message (e.g., for an LTE network) .
  • the UE may provide an indication of at least one of UE credentials corresponding to the second private network or a private network ID corresponding to the second private network.
  • the UE may be pre-configured with the private network ID, which may comprise a public land mobile network (PLMN) ID.
  • PLMN public land mobile network
  • the private network ID may be used by the public AMF to differentiate between different private authentication servers (e.g., private database) corresponding to the second private network.
  • the UE may include an indication of at least one of a private cell ID corresponding to the second private network (e.g., at the shopping center 204) or a private cell ID list corresponding to the second private network.
  • the UE may be pre-configured with private cell ID/private cell ID list, for example, via an application layer at the UE, the first private network (e.g., at the warehouse 202) , or other methods.
  • the private cell ID list may comprise a plurality of private cell IDs corresponding to the second private network for an operating region corresponding to the UE.
  • the public AMF may retrieve the private network configuration information from a private network entity (e.g., private network authentication server) corresponding to the second private network, for example, based on the UE credentials and private network ID received in the registration message. For example, in some cases, the public AMF may determine the correct private authentication server based, at least in part, on the private network ID included in the registration message. The public AMF may then verify the UE credentials and the private cell ID with the private authentication server. For example, in some cases, the public AMF may transmit a request message to the private network authentication server, requesting the private network configuration. In some cases, the request message may include an indication of the UE credentials and the private cell ID included in the registration message.
  • a private network entity e.g., private network authentication server
  • the private authentication server may then verify the credentials corresponding to the UE and the private cell ID received in the request message.
  • the private authentication sever may then transmit a confirmation message confirming the private cell ID to the public AMF.
  • the confirmation message may also include an indication of the additional private cell IDs.
  • the public AMF may configure a private measurement ID corresponding to the second private network and transmit the private network configuration information to the UE.
  • the private network configuration information may include an indication of the confirmed private cell ID (including any additional private cell IDs) .
  • the private cell ID in the private network configuration information may be the same or different than a private cell ID included in the registration message.
  • the private network configuration information may include information for receiving and measuring one or more signals from the second private network (e.g., for purposes of performing a mobility procedure to hand over to the second private network) .
  • the private network configuration information may include at least one of at least one of (1) a cell ID list corresponding to the second network; (2) a cell-specific or group-specific reference signal configuration corresponding to the second network; (3) a measurement threshold corresponding to the second network; (4) a timer for the mobility procedure; (5) a frequency location of a cell corresponding to the second network; or (6) an operating bandwidth of a cell corresponding to the second network.
  • the cell ID list may include only one cell ID corresponding to the second private network or a plurality of cell IDs corresponding to the second private network.
  • the frequency location may be signaled together with a cell ID corresponding to the second private network.
  • CA carrier aggregation
  • one BS in the second private network may support more than one cell (Pcell + Scell) and each cell may operate at a different frequency location.
  • an operating bandwidth for each cell may be signaled.
  • the private network configuration information may be used by the UE to receive one or more signals from the private network, such as one or more synchronization signals, channel state information reference signals (CSI-RSs) , or other types of reference signals from the second private network.
  • signals from the private network such as one or more synchronization signals, channel state information reference signals (CSI-RSs) , or other types of reference signals from the second private network.
  • CSI-RSs channel state information reference signals
  • the private network configuration information includes private network measurement threshold information with at least one of a lower measurement threshold or a lager dispatching timer that allows the UE to stay connected with the private network regardless of a signal strength corresponding to the public network.
  • a signal strength associated with the public network may be higher than a signal strength associated with the second private network.
  • the lower measurement threshold and lager dispatching timer may allow the UE to continue to communicate with the second private network even though, in some cases, a signal strength of the second private network is lower than the public network. Staying connected with the second private network may allow the UE to more efficiently and more securely perform asset monitoring at the shopping center 204.
  • the UE may receive and perform one or more measurements on one or more signals received from the second private network in accordance with the private network configuration information.
  • the UE may transmit a measurement report to the public network (e.g., public BS) , including an indication of the one or more measurements.
  • the UE may receive a mobility configuration from the public network, indicating information for performing the mobility procedure with the second private network.
  • the UE may perform the mobility procedure, such as a handover procedure or a cell reselection procedure, to transition to camping on the second private network.
  • FIG. 7 is a call flow diagram illustrating a second method for performing inter public-network-private-network mobility management. According to aspects, the techniques illustrated in FIG. 7 are generally similar to the techniques illustrated in FIG. 6, except that, here, the UE does not include an indication of the private cell ID and instead requests the public network entity.
  • the UE may not know the private cell ID corresponding to the second private network ahead of time.
  • the UE may instead request that the public network entity (e.g., public AMF) retrieve the private cell ID from the private network entity (e.g., instead of confirming the private cell ID that the UE provided, as in FIG. 6) .
  • the public network entity e.g., public AMF
  • the UE may transmit a registration message to the public AMF requesting the private network configuration information.
  • the registration message may include a public network ID and UE credentials for the second private network.
  • the UE may not include a private cell ID corresponding to the second private network in the registration message, but may instead include a trigger/indication for the public AMF to retrieve the private cell ID.
  • the registration message may include a request for the public network to retrieve the private cell ID corresponding to the private network.
  • the public AMF may retrieve the private network configuration information/private cell ID based on the request to retrieve the private cell ID.
  • the public AMF may determine the correct private authentication server based, at least in part, on the private network ID included in the registration message. The public AMF may then verify the UE credentials and the private cell ID with the private authentication server. For example, in some cases, the public AMF may transmit a request message to the private network authentication server, requesting the private network configuration/private cell ID. In some cases, the request message may include an indication of the UE credentials in the registration message.
  • the private authentication server may then verify the credentials corresponding to the UE and the private cell ID received in the request message.
  • the private authentication server may determine the private cell ID corresponding to the second private network based on, for example, a location of the UE. For example, in some cases, the private authentication server may determine the location of the UE and configure an appropriate private cell ID in a same tracking area as the location of the UE (e.g., to avoid unnecessary measurement) .
  • the private authentication server may then transmit the private network configuration information to the public AMF, including the private cell ID.
  • the public AMF may configure a private measurement ID corresponding to the second private network and transmit the private network configuration information to the UE.
  • the private network configuration information may include an indication of the private cell ID and information for receiving one or more signals from the second private network, as described above.
  • the UE may perform one or more measurements on the one or more signals from the second private network, transmit a measurement report to the public network (e.g., public BS) , receive mobility configuration, and perform a mobility procedure to transition to camping on the second private network.
  • the public network e.g., public BS
  • the UE may be able to seamlessly transition from the public network to the second private network.
  • FIG. 8 illustrates a communications device 800 that may include various components (e.g., corresponding to means-plus-function components) configured to perform operations for the techniques disclosed herein, such as the operations illustrated in FIG. 3.
  • the communications device 800 may comprise a user equipment (e.g., UE 120) .
  • the communications device 800 includes a processing system 802 coupled to a transceiver 808.
  • the transceiver 808 is configured to transmit and receive signals for the communications device 800 via an antenna 810, such as the various signals as described herein.
  • the processing system 802 may be configured to perform processing functions for the communications device 800, including processing signals received and/or to be transmitted by the communications device 800.
  • the processing system 802 includes a processor 804 coupled to a computer-readable medium/memory 812 via a bus 806.
  • the computer-readable medium/memory 812 is configured to store instructions (e.g., computer-executable code) that when executed by the processor 804, cause the processor 804 to perform the operations illustrated in FIG. 3, or other operations for performing the various techniques discussed herein for inter public-network-private-network mobility management.
  • computer-readable medium/memory 812 stores code 814 for transmitting a registration message to a first network that includes a request for second network configuration information; code 816 for receiving from the first network, in response to the registration message, the second network configuration information; and code 818 for performing a mobility procedure to transition to the second network based, at least in part, on the second network configuration information.
  • the processor 804 includes circuitry configured to implement the code stored in the computer-readable medium/memory 812.
  • the processor 804 includes circuitry 820 for transmitting a registration message to a first network that includes a request for second network configuration information; circuitry 822 for receiving from the first network, in response to the registration message, the second network configuration information; and circuitry 824 for performing a mobility procedure to transition to the second network based, at least in part, on the second network configuration information.
  • FIG. 9 illustrates a communications device 900 that may include various components (e.g., corresponding to means-plus-function components) configured to perform operations for the techniques disclosed herein, such as the operations illustrated in FIG. 4.
  • the communications device 900 may comprise a network entity in a first network, such as a public network BS (e.g., BS 110) or a public AMF.
  • the communications device 900 includes a processing system 902 coupled to a transceiver 908.
  • the transceiver 908 is configured to transmit and receive signals for the communications device 900 via an antenna 910, such as the various signals as described herein.
  • the processing system 902 may be configured to perform processing functions for the communications device 900, including processing signals received and/or to be transmitted by the communications device 900.
  • the processing system 902 includes a processor 904 coupled to a computer-readable medium/memory 912 via a bus 906.
  • the computer-readable medium/memory 912 is configured to store instructions (e.g., computer-executable code) that when executed by the processor 904, cause the processor 904 to perform the operations illustrated in FIG. 4, or other operations for performing the various techniques discussed herein for inter public-network-private-network mobility management.
  • computer-readable medium/memory 912 stores code 914 for receiving, from a user equipment (UE) , a registration message that includes a request for second network configuration information; code 916 for retrieving, based on the registration message, the second network configuration information from an authentication server corresponding to the second network; and code 918 for transmitting the retrieved second network configuration information to the UE.
  • the processor 904 includes circuitry configured to implement the code stored in the computer-readable medium/memory 912.
  • the processor 904 includes circuitry 920 for receiving, from a user equipment (UE) , a registration message that includes a request for second network configuration information; circuitry 922 for retrieving, based on the registration message, the second network configuration information from an authentication server corresponding to the second network; and circuitry 924 for transmitting the retrieved second network configuration information to the UE.
  • UE user equipment
  • FIG. 10 illustrates a communications device 1000 that may include various components (e.g., corresponding to means-plus-function components) configured to perform operations for the techniques disclosed herein, such as the operations illustrated in FIG. 5.
  • the communications device 1000 may comprise a network entity in a second network, such as private network authentication server.
  • the communications device 1000 includes a processing system 1002 coupled to a transceiver 1008.
  • the transceiver 1008 is configured to transmit and receive signals for the communications device 1000 via an antenna 1010, such as the various signals as described herein.
  • the processing system 1002 may be configured to perform processing functions for the communications device 1000, including processing signals received and/or to be transmitted by the communications device 1000.
  • the processing system 1002 includes a processor 1004 coupled to a computer-readable medium/memory 1012 via a bus 1006.
  • the computer-readable medium/memory 1012 is configured to store instructions (e.g., computer-executable code) that when executed by the processor 1004, cause the processor 1004 to perform the operations illustrated in FIG. 5, or other operations for performing the various techniques discussed herein for inter public-network-private-network mobility management.
  • computer-readable medium/memory 1012 stores code 1014 for receiving, from a first network entity, a request for second network configuration information associated with a user equipment (UE) ; code 1016 for verifying credentials corresponding to the UE received in the request; and code 1018 for transmitting the second network configuration information to the first network entity.
  • the processor 1004 includes circuitry configured to implement the code stored in the computer-readable medium/memory 1012.
  • the processor 1004 includes circuitry 1020 for receiving, from a first network entity, a request for second network configuration information associated with a user equipment (UE) ; circuitry 1022 for verifying credentials corresponding to the UE received in the request; and circuitry 1024 for transmitting the second network configuration information to the first network entity.
  • NR e.g., 5G NR
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • CDMA code division multiple access
  • TDMA time division multiple access
  • FDMA frequency division multiple access
  • OFDMA orthogonal frequency division multiple access
  • SC-FDMA single-carrier frequency division multiple access
  • TD-SCDMA time division synchronous code division multiple access
  • a CDMA network may implement a radio technology such as Universal Terrestrial Radio Access (UTRA) , cdma2000, etc.
  • UTRA Universal Terrestrial Radio Access
  • UTRA includes Wideband CDMA (WCDMA) and other variants of CDMA.
  • cdma2000 covers IS-2000, IS-95 and IS-856 standards.
  • a TDMA network may implement a radio technology such as Global System for Mobile Communications (GSM) .
  • GSM Global System for Mobile Communications
  • An OFDMA network may implement a radio technology such as NR (e.g. 5G RA) , Evolved UTRA (E-UTRA) , Ultra Mobile Broadband (UMB) , IEEE 802.11 (Wi-Fi) , IEEE 802.16 (WiMAX) , IEEE 802.20, Flash-OFDMA, etc.
  • NR e.g. 5G RA
  • E-UTRA Evolved UTRA
  • UMB Ultra Mobile Broadband
  • IEEE 802.11 Wi-Fi
  • IEEE 802.16 WiMAX
  • IEEE 802.20 Flash-OFDMA
  • UTRA and E-UTRA are part of Universal Mobile Telecommunication System (UMTS) .
  • LTE and LTE-A are releases of UMTS that use E-UTRA.
  • UTRA, E-UTRA, UMTS, LTE, LTE-A and GSM are described in documents from an organization named “3rd Generation Partnership Project” (3GPP) .
  • cdma2000 and UMB are described in documents from an organization named “3rd Generation Partnership Project 2” (3GPP2) .
  • NR is an emerging wireless communications technology under development.
  • the term “cell” can refer to a coverage area of a Node B (NB) and/or a NB subsystem serving this coverage area, depending on the context in which the term is used.
  • NB Node B
  • BS next generation NodeB
  • AP access point
  • DU distributed unit
  • TRP transmission reception point
  • a BS may provide communication coverage for a macro cell, a pico cell, a femto cell, and/or other types of cells.
  • a macro cell may cover a relatively large geographic area (e.g., several kilometers in radius) and may allow unrestricted access by UEs with service subscription.
  • a pico cell may cover a relatively small geographic area and may allow unrestricted access by UEs with service subscription.
  • a femto cell may cover a relatively small geographic area (e.g., a home) and may allow restricted access by UEs having an association with the femto cell (e.g., UEs in a Closed Subscriber Group (CSG) , UEs for users in the home, etc. ) .
  • a BS for a macro cell may be referred to as a macro BS.
  • a BS for a pico cell may be referred to as a pico BS.
  • a BS for a femto cell may be referred to as a femto BS or a home BS.
  • a UE may also be referred to as a mobile station, a terminal, an access terminal, a subscriber unit, a station, a Customer Premises Equipment (CPE) , a cellular phone, a smart phone, a personal digital assistant (PDA) , a wireless modem, a wireless communication device, a handheld device, a laptop computer, a cordless phone, a wireless local loop (WLL) station, a tablet computer, a camera, a gaming device, a netbook, a smartbook, an ultrabook, an appliance, a medical device or medical equipment, a biometric sensor/device, a wearable device such as a smart watch, smart clothing, smart glasses, a smart wrist band, smart jewelry (e.g., a smart ring, a smart bracelet, etc.
  • CPE Customer Premises Equipment
  • PDA personal digital assistant
  • WLL wireless local loop
  • MTC machine-type communication
  • eMTC evolved MTC
  • MTC and eMTC UEs include, for example, robots, drones, remote devices, sensors, meters, monitors, location tags, etc., that may communicate with a BS, another device (e.g., remote device) , or some other entity.
  • a wireless node may provide, for example, connectivity for or to a network (e.g., a wide area network such as Internet or a cellular network) via a wired or wireless communication link.
  • a network e.g., a wide area network such as Internet or a cellular network
  • Some UEs may be considered Internet-of-Things (IoT) devices, which may be narrowband IoT (NB-IoT) devices.
  • IoT Internet-of-Things
  • NB-IoT narrowband IoT
  • FIG. 11 illustrates example components of BS 110a and UE 120a (e.g., in the wireless communication network 100 of FIG. 1) , which may be used to implement aspects of the present disclosure.
  • a transmit processor 1120 may receive data from a data source 1112 and control information from a controller/processor 1140.
  • the control information may be for the physical broadcast channel (PBCH) , physical control format indicator channel (PCFICH) , physical hybrid ARQ indicator channel (PHICH) , PDCCH, group common PDCCH (GC PDCCH) , etc.
  • the data may be for the PDSCH, etc.
  • the processor 1120 may process (e.g., encode and symbol map) the data and control information to obtain data symbols and control symbols, respectively.
  • the transmit processor 1120 may also generate reference symbols, such as for the primary synchronization signal (PSS) , secondary synchronization signal (SSS) , and cell-specific reference signal (CRS) .
  • PSS primary synchronization signal
  • SSS secondary synchronization signal
  • CRS cell-specific reference signal
  • a transmit (TX) multiple-input multiple-output (MIMO) processor 1130 may perform spatial processing (e.g., precoding) on the data symbols, the control symbols, and/or the reference symbols, if applicable, and may provide output symbol streams to the modulators (MODs) 1132a-1132t.
  • Each modulator 1132 may process a respective output symbol stream (e.g., for OFDM, etc. ) to obtain an output sample stream.
  • Each modulator may further process (e.g., convert to analog, amplify, filter, and upconvert) the output sample stream to obtain a downlink signal.
  • Downlink signals from modulators 1132a-1132t may be transmitted via the antennas 1134a-1134t, respectively.
  • the antennas 1152a-1152r may receive the downlink signals from the BS 110a and may provide received signals to the demodulators (DEMODs) in transceivers 1154a-1154r, respectively.
  • Each demodulator 1154 may condition (e.g., filter, amplify, downconvert, and digitize) a respective received signal to obtain input samples.
  • Each demodulator may further process the input samples (e.g., for OFDM, etc. ) to obtain received symbols.
  • a MIMO detector 1156 may obtain received symbols from all the demodulators 1154a-1154r, perform MIMO detection on the received symbols if applicable, and provide detected symbols.
  • a receive processor 1158 may process (e.g., demodulate, deinterleave, and decode) the detected symbols, provide decoded data for the UE 120a to a data sink 1160, and provide decoded control information to a controller/processor 1180.
  • a transmit processor 1164 may receive and process data (e.g., for the physical uplink shared channel (PUSCH) ) from a data source 1162 and control information (e.g., for the physical uplink control channel (PUCCH) from the controller/processor 1180.
  • the transmit processor 1164 may also generate reference symbols for a reference signal (e.g., for the sounding reference signal (SRS) ) .
  • the symbols from the transmit processor 1164 may be precoded by a TX MIMO processor 1166 if applicable, further processed by the demodulators in transceivers 1154a-1154r (e.g., for SC-FDM, etc. ) , and transmitted to the BS 110a.
  • the uplink signals from the UE 120a may be received by the antennas 1134, processed by the modulators 1132, detected by a MIMO detector 1136 if applicable, and further processed by a receive processor 1138 to obtain decoded data and control information sent by the UE 120a.
  • the receive processor 1138 may provide the decoded data to a data sink 1139 and the decoded control information to the controller/processor 1140.
  • the memories 1142 and 1182 may store data and program codes for BS 110a and UE 120a, respectively.
  • a scheduler 1144 may schedule UEs for data transmission on the downlink and/or uplink.
  • the controller/processor 1180 and/or other processors and modules at the UE 120a may perform or direct the execution of processes for the techniques described herein.
  • the controller/processor 1140 of the BS 110a includes mobility management module 1141 that may be configured for inter public-network-private-network mobility management, according to aspects described herein.
  • the controller/processor 1180 of the UE 120a includes an mobility management module 1141 that may be configured for that may be configured for inter public-network-private-network mobility management, according to aspects described herein.
  • the Controller/Processor other components of the UE 120a and BS 110a may be used performing the operations described herein.
  • Certain wireless networks utilize orthogonal frequency division multiplexing (OFDM) on the downlink and single-carrier frequency division multiplexing (SC-FDM) on the uplink.
  • OFDM and SC-FDM partition the system bandwidth into multiple (K) orthogonal subcarriers, which are also commonly referred to as tones, bins, etc.
  • K orthogonal subcarriers
  • Each subcarrier may be modulated with data.
  • modulation symbols are sent in the frequency domain with OFDM and in the time domain with SC-FDM.
  • the spacing between adjacent subcarriers may be fixed, and the total number of subcarriers (K) may be dependent on the system bandwidth.
  • the spacing of the subcarriers may be 15 kHz and the minimum resource allocation (called a “resource block” (RB) ) may be 12 subcarriers (or 180 kHz) . Consequently, the nominal Fast Fourier Transfer (FFT) size may be equal to 128, 256, 512, 1024 or 2048 for system bandwidth of 1.25, 2.5, 5, 10, or 20 megahertz (MHz) , respectively.
  • the system bandwidth may also be partitioned into subbands. For example, a subband may cover 1.08 MHz (e.g., 6 RBs) , and there may be 1, 2, 4, 8, or 16 subbands for system bandwidth of 1.25, 2.5, 5, 10 or 20 MHz, respectively.
  • the basic transmission time interval (TTI) or packet duration is the 1 ms subframe.
  • NR may utilize OFDM with a CP on the uplink and downlink and include support for half-duplex operation using TDD.
  • a subframe is still 1 ms, but the basic TTI is referred to as a slot.
  • a subframe contains a variable number of slots (e.g., 1, 2, 4, 8, 16, ...slots) depending on the subcarrier spacing.
  • the NR RB is 12 consecutive frequency subcarriers.
  • NR may support a base subcarrier spacing of 15 KHz and other subcarrier spacing may be defined with respect to the base subcarrier spacing, for example, 30 kHz, 60 kHz, 120 kHz, 240 kHz, etc.
  • the symbol and slot lengths scale with the subcarrier spacing.
  • the CP length also depends on the subcarrier spacing. Beamforming may be supported and beam direction may be dynamically configured. MIMO transmissions with precoding may also be supported. In some examples, MIMO configurations in the DL may support up to 8 transmit antennas with multi-layer DL transmissions up to 8 streams and up to 2 streams per UE. In some examples, multi-layer transmissions with up to 2 streams per UE may be supported. Aggregation of multiple cells may be supported with up to 8 serving cells.
  • a scheduling entity (e.g., a BS) allocates resources for communication among some or all devices and equipment within its service area or cell.
  • the scheduling entity may be responsible for scheduling, assigning, reconfiguring, and releasing resources for one or more subordinate entities. That is, for scheduled communication, subordinate entities utilize resources allocated by the scheduling entity.
  • Base stations are not the only entities that may function as a scheduling entity.
  • a UE may function as a scheduling entity and may schedule resources for one or more subordinate entities (e.g., one or more other UEs) , and the other UEs may utilize the resources scheduled by the UE for wireless communication.
  • a UE may function as a scheduling entity in a peer-to-peer (P2P) network, and/or in a mesh network.
  • P2P peer-to-peer
  • UEs may communicate directly with one another in addition to communicating with a scheduling entity.
  • two or more subordinate entities may communicate with each other using sidelink signals.
  • Real-world applications of such sidelink communications may include public safety, proximity services, UE-to-network relaying, vehicle-to-vehicle (V2V) communications, Internet of Everything (IoE) communications, IoT communications, mission-critical mesh, and/or various other suitable applications.
  • a sidelink signal may refer to a signal communicated from one subordinate entity (e.g., UE1) to another subordinate entity (e.g., UE2) without relaying that communication through the scheduling entity (e.g., UE or BS) , even though the scheduling entity may be utilized for scheduling and/or control purposes.
  • the sidelink signals may be communicated using a licensed spectrum (unlike wireless local area networks, which typically use an unlicensed spectrum) .
  • the methods disclosed herein comprise one or more steps or actions for achieving the methods.
  • the method steps and/or actions may be interchanged with one another without departing from the scope of the claims.
  • the order and/or use of specific steps and/or actions may be modified without departing from the scope of the claims.
  • a phrase referring to “at least one of” a list of items refers to any combination of those items, including single members.
  • “at least one of: a, b, or c” is intended to cover a, b, c, a-b, a-c, b-c, and a-b-c, as well as any combination with multiples of the same element (e.g., a-a, a-a-a, a-a-b, a-a-c, a-b-b, a-c-c, b-b, b-b-b, b-b-c, c-c, and c-c-c or any other ordering of a, b, and c) .
  • determining encompasses a wide variety of actions. For example, “determining” may include calculating, computing, processing, deriving, investigating, looking up (e.g., looking up in a table, a database or another data structure) , ascertaining and the like. Also, “determining” may include receiving (e.g., receiving information) , accessing (e.g., accessing data in a memory) and the like. Also, “determining” may include resolving, selecting, choosing, establishing and the like.
  • the various operations of methods described above may be performed by any suitable means capable of performing the corresponding functions.
  • the means may include various hardware and/or software component (s) and/or module (s) , including, but not limited to a circuit, an application specific integrated circuit (ASIC) , or processor.
  • ASIC application specific integrated circuit
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • PLD programmable logic device
  • a general-purpose processor may be a microprocessor, but in the alternative, the processor may be any commercially available processor, controller, microcontroller, or state machine.
  • a processor may also be implemented as a combination of computing devices, e.g., a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other such configuration.
  • an example hardware configuration may comprise a processing system in a wireless node.
  • the processing system may be implemented with a bus architecture.
  • the bus may include any number of interconnecting buses and bridges depending on the specific application of the processing system and the overall design constraints.
  • the bus may link together various circuits including a processor, machine-readable media, and a bus interface.
  • the bus interface may be used to connect a network adapter, among other things, to the processing system via the bus.
  • the network adapter may be used to implement the signal processing functions of the PHY layer.
  • a user interface e.g., keypad, display, mouse, joystick, etc.
  • a user interface e.g., keypad, display, mouse, joystick, etc.
  • the bus may also link various other circuits such as timing sources, peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further.
  • the processor may be implemented with one or more general-purpose and/or special-purpose processors. Examples include microprocessors, microcontrollers, DSP processors, and other circuitry that can execute software. Those skilled in the art will recognize how best to implement the described functionality for the processing system depending on the particular application and the overall design constraints imposed on the overall system.
  • the functions may be stored or transmitted over as one or more instructions or code on a computer readable medium.
  • Software shall be construed broadly to mean instructions, data, or any combination thereof, whether referred to as software, firmware, middleware, microcode, hardware description language, or otherwise.
  • Computer-readable media include both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another.
  • the processor may be responsible for managing the bus and general processing, including the execution of software modules stored on the machine-readable storage media.
  • a computer-readable storage medium may be coupled to a processor such that the processor can read information from, and write information to, the storage medium. In the alternative, the storage medium may be integral to the processor.
  • the machine-readable media may include a transmission line, a carrier wave modulated by data, and/or a computer readable storage medium with instructions stored thereon separate from the wireless node, all of which may be accessed by the processor through the bus interface.
  • the machine-readable media, or any portion thereof may be integrated into the processor, such as the case may be with cache and/or general register files.
  • machine-readable storage media may include, by way of example, RAM (Random Access Memory) , flash memory, ROM (Read Only Memory) , PROM (Programmable Read-Only Memory) , EPROM (Erasable Programmable Read-Only Memory) , EEPROM (Electrically Erasable Programmable Read-Only Memory) , registers, magnetic disks, optical disks, hard drives, or any other suitable storage medium, or any combination thereof.
  • RAM Random Access Memory
  • ROM Read Only Memory
  • PROM Programmable Read-Only Memory
  • EPROM Erasable Programmable Read-Only Memory
  • EEPROM Electrical Erasable Programmable Read-Only Memory
  • registers magnetic disks, optical disks, hard drives, or any other suitable storage medium, or any combination thereof.
  • the machine-readable media may be embodied in a computer-program product.
  • a software module may comprise a single instruction, or many instructions, and may be distributed over several different code segments, among different programs, and across multiple storage media.
  • the computer-readable media may comprise a number of software modules.
  • the software modules include instructions that, when executed by an apparatus such as a processor, cause the processing system to perform various functions.
  • the software modules may include a transmission module and a receiving module. Each software module may reside in a single storage device or be distributed across multiple storage devices.
  • a software module may be loaded into RAM from a hard drive when a triggering event occurs.
  • the processor may load some of the instructions into cache to increase access speed.
  • One or more cache lines may then be loaded into a general register file for execution by the processor.
  • any connection is properly termed a computer-readable medium.
  • the software is transmitted from a website, server, or other remote source using a coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL) , or wireless technologies such as infrared (IR) , radio, and microwave
  • the coaxial cable, fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, radio, and microwave are included in the definition of medium.
  • Disk and disc include compact disc (CD) , laser disc, optical disc, digital versatile disc (DVD) , floppy disk, and disc where disks usually reproduce data magnetically, while discs reproduce data optically with lasers.
  • computer-readable media may comprise non-transitory computer-readable media (e.g., tangible media) .
  • computer-readable media may comprise transitory computer-readable media (e.g., a signal) . Combinations of the above should also be included within the scope of computer-readable media.
  • certain aspects may comprise a computer program product for performing the operations presented herein.
  • a computer program product may comprise a computer-readable medium having instructions stored (and/or encoded) thereon, the instructions being executable by one or more processors to perform the operations described herein, for example, instructions for performing the operations described herein and illustrated in FIGs. 3-5.
  • modules and/or other appropriate means for performing the methods and techniques described herein can be downloaded and/or otherwise obtained by a user terminal and/or base station as applicable.
  • a user terminal and/or base station can be coupled to a server to facilitate the transfer of means for performing the methods described herein.
  • various methods described herein can be provided via storage means (e.g., RAM, ROM, a physical storage medium such as a compact disc (CD) or floppy disk, etc. ) , such that a user terminal and/or base station can obtain the various methods upon coupling or providing the storage means to the device.
  • storage means e.g., RAM, ROM, a physical storage medium such as a compact disc (CD) or floppy disk, etc.
  • CD compact disc
  • floppy disk etc.
  • any other suitable technique for providing the methods and techniques described herein to a device can be utilized.

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Abstract

Certains aspects de la présente invention concernent des techniques de gestion de la mobilité entre réseaux publics et réseaux privés. Un procédé, qui peut être mis en œuvre par un équipement utilisateur (UE), comprend les étapes consistant à : transmettre un message d'enregistrement à un premier réseau qui comprend une demande de secondes informations de configuration de réseau ; recevoir du premier réseau, en réponse au message d'enregistrement, les secondes informations de configuration de réseau ; et réaliser une procédure de mobilité pour effectuer une transition vers le second réseau sur la base, au moins en partie, des secondes informations de configuration de réseau.
PCT/CN2019/093195 2019-06-27 2019-06-27 Gestion de la mobilité entre réseaux publics et réseaux privés WO2020258133A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1827047A1 (fr) * 2006-02-23 2007-08-29 Nortel Networks Limited Procédé de gestion de mobilté pour des terminaux mobiles dans un système cellulaire de communication mobile et équipement correspondant
KR101662027B1 (ko) * 2015-07-03 2016-10-05 주식회사 케이티 사설망 서비스 제공방법 및 이를 위한 이동성관리장치
KR101669165B1 (ko) * 2015-07-07 2016-10-25 주식회사 케이티 사설망 서비스 제공방법 및 이를 위한 이동성관리장치
CN107645722A (zh) * 2016-07-20 2018-01-30 中国电信股份有限公司 专用网络选择接入方法和系统、公网mme、hss 和基站
CN109151084A (zh) * 2017-06-15 2019-01-04 中兴通讯股份有限公司 报文发送方法及装置、系统、cgn设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1827047A1 (fr) * 2006-02-23 2007-08-29 Nortel Networks Limited Procédé de gestion de mobilté pour des terminaux mobiles dans un système cellulaire de communication mobile et équipement correspondant
KR101662027B1 (ko) * 2015-07-03 2016-10-05 주식회사 케이티 사설망 서비스 제공방법 및 이를 위한 이동성관리장치
KR101669165B1 (ko) * 2015-07-07 2016-10-25 주식회사 케이티 사설망 서비스 제공방법 및 이를 위한 이동성관리장치
CN107645722A (zh) * 2016-07-20 2018-01-30 中国电信股份有限公司 专用网络选择接入方法和系统、公网mme、hss 和基站
CN109151084A (zh) * 2017-06-15 2019-01-04 中兴通讯股份有限公司 报文发送方法及装置、系统、cgn设备

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