Patent · US Active

Policy control method, device, and system

US11102844B2 · kind B2 · utility

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16Claims
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Assignee

Inventor

Key dates

Filing dateMar 20, 2020
Grant dateAug 24, 2021
Priority date
Expiry dateMar 26, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W76/11
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Embodiments of this application provide a policy control method, device, and system. The method includes: sending, by a mobility management network element to a first session management network element, a first request message used to create a first session, where the first request message includes an identifier of a terminal, single network slice selection assistance information (S-NSSAI), and a data network name (DNN); receiving, by the first session management network element, the first request message from the mobility management network element, and sending a second request message to a binding support network element, where the second request message includes the identifier of the terminal, the S-NSSAI, and the DNN; and receiving, by the first session management network element, an identifier of a policy control network element from the binding support network element, and selecting the policy control network element based on the identifier of the policy control network element.

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