Patents by Inventor Linghang Fan

Linghang Fan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230318942
    Abstract: A NWDAF node according to the present disclosure comprises means for receiving, from a network function node, a request for detecting a new application, including an indication having a value “new application analysis”, information for a UE, start and end time for detection and PFD information; means for subscribing, to a SMF node, data collection related to the new application; means for receiving, from a UPF node via the SMF node, the data related to the new application, including DNN, S-NSSAI, and 3-tuple(s); and means for notifying the network function node of an analytic result including the DNN, the S-NSSAI, the 3-tuple(s) to be added to the PFD information, parts of the URL to be matched, a Domain name matching criteria and information about applicable protocol(s), wherein the 3-tuple(s) includes a server side IP address and port number.
    Type: Application
    Filed: June 24, 2021
    Publication date: October 5, 2023
    Applicant: NEC Corporation
    Inventors: Linghang FAN, Iskren IANEV, Hassan AL-KANANI, Toshiyuki TAMURA
  • Publication number: 20230254766
    Abstract: A method is performed by a user equipment (UE) The method includes transmitting, to a network, a message for registration of the UE, the message having single network slice selection assistance information (S-NSSAI) that is configured to be added to at least one allowed network slice selection assistance information (NSSAI) after an authentication at an access and mobility management function (AMF), The method also includes receiving, from the AMF, a registration accent message having the at least one allowed NSSAI that includes the S-NSSAI for which the authentication has been completed.
    Type: Application
    Filed: April 19, 2023
    Publication date: August 10, 2023
    Applicant: NEC Corporation
    Inventors: Iskren Ianev, Linghang Fan, Sivasubramaniam Ramanan, Hassan Al-Kanani
  • Patent number: 11653296
    Abstract: A method is performed by a user equipment (UE). The method includes transmitting, to a network, a message for registration of the UE, the message having single network slice selection assistance information (S-NSSAI) that is configured to be added to at least one allowed network slice selection assistance information (NSSAI) after an authentication at an access and mobility management function (AMF). The method also includes receiving, from the AMF, a registration accept message having the at least one allowed NSSAI that includes the S-NSSAI for which the authentication has been completed.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: May 16, 2023
    Assignee: NEC CORPORATION
    Inventors: Iskren Ianev, Linghang Fan, Sivasubramaniam Ramanan, Hassan Al-Kanani
  • Publication number: 20230051765
    Abstract: A user equipment (UE) includes a transceiver and a processor. The transceiver is configured to receive, from a network, a paging message including an indication for delayed paging. The indication for delayed paging indicates that the UE is allowed to delay a response to the paging message. The processor is configured to identify the indication for delayed paging in the paging message.
    Type: Application
    Filed: October 28, 2022
    Publication date: February 16, 2023
    Inventors: Iskren Ianev, Linghang Fan
  • Patent number: 11576106
    Abstract: A method performed by a network node includes receiving a service request for requesting a communication for a user equipment (UE). The service request includes information identifying a service type associated with the requested communication. It is determined whether to reject the service request based on the service type associated with the requested communication.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: February 7, 2023
    Assignee: NEC CORPORATION
    Inventors: Iskren Ianev, Linghang Fan, Sivasubramaniam Ramanan, Hassan Al-Kanani
  • Patent number: 11546876
    Abstract: A user equipment (UE) includes a transceiver and a processor. The transceiver is configured to receive, from a network, a paging message including an indication for delayed paging. The indication for delayed paging indicates that the UE is allowed to delay a response to the paging message. The processor is configured to identify the indication for delayed paging in the paging message.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: January 3, 2023
    Assignee: NEC CORPORATION
    Inventors: Iskren Ianev, Linghang Fan
  • Publication number: 20220369110
    Abstract: New methods are proposed to detect misbehaving UEs based on 5GS. The methods allow the network to react accurately and efficiently to deal with misbehaving UE(s).
    Type: Application
    Filed: December 15, 2020
    Publication date: November 17, 2022
    Applicant: NEC Corporation
    Inventors: Linghang FAN, Toshiyuki TAMURA, Iskren IANEV
  • Patent number: 11463978
    Abstract: A Network Data Analytics Function, NWDAF, includes: means for receiving analytics information regarding cell re-selection by User Equipment, UE, among cells; and means for notifying another network node of matching the analytics information with an exception so that the other network node takes actions for solving the exception.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: October 4, 2022
    Assignee: NEC CORPORATION
    Inventors: Iskren Ianev, Toshiyuki Tamura, Linghang Fan, Hassan Al-Kanani
  • Publication number: 20220279075
    Abstract: A new charging solution is proposed for D2D direct communication based on 5GS, which allows the network to charge UE's usage accurately and flexibly.
    Type: Application
    Filed: September 28, 2020
    Publication date: September 1, 2022
    Applicant: NEC Corporation
    Inventors: Linghang FAN, Iskren IANEV, Toshiyuki TAMURA
  • Publication number: 20220264439
    Abstract: The disclosure proposes solutions for network slice quota monitoring and management. It allows the Service Provider to subscribe with the 3GPP mobile network for network slice quota status notifications and retrieval and/or allows the Service Provider to allocate the initial network slice quota based on SLA (Service Level Agreement), to top-up or cut-down the allocated network slice quota when need and to re-balance it between network slices or between mobile networks.
    Type: Application
    Filed: April 26, 2021
    Publication date: August 18, 2022
    Applicant: NEC Corporation
    Inventors: Iskren IANEV, Toshiyuki TAMURA, Hassan AL-KANANI, Linghang FAN
  • Publication number: 20220256451
    Abstract: The disclosure is addressing the 3GPP and GSMA requirements for compatibility restrictions between certain network slices. It proposes solutions for management, control and enforcement of the constraints for simultaneous usage of certain network slices in the UE (3) and in the network. This allows for different level of isolation between the network slices leading to improved security and integrity in the data exchange.
    Type: Application
    Filed: April 26, 2021
    Publication date: August 11, 2022
    Applicant: NEC Corporation
    Inventors: Iskren IANEV, Toshiyuki TAMURA, Hassan AL-KANANI, Linghang FAN
  • Publication number: 20220141908
    Abstract: The current disclosure proposes URLLC support indication exchange between the network nodes and URLLC support by the network indication in the Registration procedure so that a URLLC capable UE knows whether it could initiate URLLC type of PDU session establishment.
    Type: Application
    Filed: December 6, 2019
    Publication date: May 5, 2022
    Applicant: NEC Corporation
    Inventors: Iskren IANEV, Toshiyuki TAMURA, Linghang FAN
  • Publication number: 20220086697
    Abstract: The present disclosure is concerned with enhancements to the QoS notification control scheme. With a better understanding on why QoS target(s) cannot be fulfilled, the PCF/AF can take proper action based on the obtained QoS information and data.
    Type: Application
    Filed: December 13, 2019
    Publication date: March 17, 2022
    Applicant: NEC Corporation
    Inventors: Toshiyuki TAMURA, Linghang FAN, Iskren IANEV
  • Publication number: 20220070963
    Abstract: The current disclosure proposes per UE customization of the UE DRX/eDRX and PSM based on the analytical results from NWDAF. It also proposes a new UE policy element for UE analytics reporting—UE Analytics Reporting Policy that is a set of reporting rules and is defined by the PCF based on analytical results from NWDAF. The UEARP then is delivered or updated in the UE during registration.
    Type: Application
    Filed: December 13, 2019
    Publication date: March 3, 2022
    Applicant: NEC Corporation
    Inventors: Iskren IANEV, Toshiyuki TAMURA, Linghang FAN
  • Publication number: 20220039046
    Abstract: A Network Data Analytics Function, NWDAF, includes: means for receiving analytics information regarding cell re-selection by User Equipment, UE, among cells; and means for notifying another network node of matching the analytics information with an exception so that the other network node takes actions for solving the exception.
    Type: Application
    Filed: September 20, 2019
    Publication date: February 3, 2022
    Applicant: NEC Corporation
    Inventors: Iskren IANEV, Toshiyuki TAMURA, Linghang FAN, Hassan AL-KANANI
  • Publication number: 20210410060
    Abstract: A method is performed by a user equipment (UE). The method includes transmitting, to a network, a message for registration of the UE, the message having single network slice selection assistance information (S-NSSAI) that is configured to be added to at least one allowed network slice selection assistance information (NSSAI) after an authentication at an access and mobility management function (AMF). The method also includes receiving, from the AMF, a registration accept message having the at least one allowed NSSAI that includes the S-NSSAI for which the authentication has been completed.
    Type: Application
    Filed: September 14, 2021
    Publication date: December 30, 2021
    Inventors: Iskren Ianev, Linghang Fan, Sivasubramaniam Ramanan, Hassan Al-Kanani
  • Publication number: 20210337555
    Abstract: A method for facilitating allocation of network resources to at least one slice in a communication network includes obtaining information identifying a mapping between network resource allocations and a respective quality of experience (QoE) associated with a user and obtaining information relating to a quality of service (QoS) tolerance for a particular QoE. The method includes providing to a controller for allocating at least a portion of the network resources to the at least one slice: i) the information identifying a mapping between network resource allocations and a QoE; ii) the information relating to the QoS tolerance; and iii) information identifying a current QoE and a target QoE associated with at least one user.
    Type: Application
    Filed: September 6, 2019
    Publication date: October 28, 2021
    Inventors: Linghang Fan, Andres Garcia-Saavedra, Hassan Al-Kanani, Iskren Ianev
  • Patent number: 11160015
    Abstract: A method is performed by a user equipment (UE). The method includes transmitting, to a network, a message for registration of the UE. The message comprises information related to one or more network slices that are not compatible with at least one allowed network slice.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 26, 2021
    Assignee: NEC CORPORATION
    Inventors: Iskren Ianev, Linghang Fan, Sivasubramaniam Ramanan, Hassan Al-Kanani
  • Publication number: 20210314849
    Abstract: A method for a User Equipment (UE) (500) comprises performing registration procedure to 5G System (5GS); receiving at least one of area restriction related information indicating at least one of allowed area and not allowed area, wherein the area restriction related information is at least one of per Single Network Slice Selection Assistance Information (S-NSSAI) basis, per Access Point Name (APN) basis, and per S-NSSAI and APN basis; and determining whether or not to transmit a Protocol Data Unit (PDU) session related signaling based on the area information; wherein the UE (500) transmits the PDU session related signaling when the UE (500) enters Tracking Area (TA) present in the allowed area or when the UE (500) does not enter TA present in the not allowed area.
    Type: Application
    Filed: August 7, 2019
    Publication date: October 7, 2021
    Applicant: NEC Corporation
    Inventors: Kundan TIWARI, Toshiyuki TAMURA, Linghang FAN
  • Publication number: 20210281468
    Abstract: A method performed by a node for an Operations, Administration and Management (OAM) system includes maintaining information relating to at least one service provided by at least one node of the OAM system. The information is provided to a management function coupled to the OAM system. In this regard, the node communicates with the management function for sharing the information.
    Type: Application
    Filed: June 25, 2019
    Publication date: September 9, 2021
    Inventors: Hassan Al-Kanani, Linghang Fan, Iskren Ianev