×

Multiple NFC card applications in multiple execution environments

  • US 9,439,220 B2
  • Filed: 03/09/2015
  • Issued: 09/06/2016
  • Est. Priority Date: 01/06/2011
  • Status: Active Grant
First Claim
Patent Images

1. A method performed by a communications device for granting access to a plurality of near field communication execution environments, the method comprising:

  • receiving periodic polling sessions, wherein each polling session includes one or more request commands to use a respective one or more of a plurality of communication protocols;

    granting access, in response to a request command during one of the polling sessions, to one type of the plurality of near field communication execution environments assigned to the requested communication protocol; and

    performing an arbitration in response to each polling session such that a same combination of communication protocol and execution environment is not activated for adjacent polling sessions.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×