Patent · US Active

System and methods for user equipment storing rejected network slice selection assistance information per access type

US12133157B2 · kind B2 · utility

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12Claims
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Key dates

Filing dateJul 27, 2022
Grant dateOct 29, 2024
Priority date
Expiry dateSep 29, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W60/06
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method and system in the User Equipment (UE) for maintaining rejected network slice selection assistance information (NSSAI) for Single Network Slice Selection Assistance Information (S-NSSAI) not available due to maximum number of UEs reached per access type. The method comprises receiving a Non-Access Stratum (NAS) message including at least one of a registration accept, registration reject or CONFIGURATION UPDATE COMMAND message along with at least one of rejected Single Network Slice Selection Assistance Information (S-NSSAI(s)) information and a cause for the S-NSSAI not available due to maximum number of UEs reached from a network. Thereafter, the method includes determining by the UE an access type on which the rejected S-NSSAI(s) is applicable based on the received S-NSSAI(s) information and then maintaining a storage of the rejected NSSAI for the S-NSSAI not available due to the maximum number of the UEs reached per access type based on the determination.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.