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Supporting version negotiation for positioning for terminals in a wireless network

  • US 9,398,442 B2
  • Filed: 02/18/2014
  • Issued: 07/19/2016
  • Est. Priority Date: 04/21/2009
  • Status: Active Grant
First Claim
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1. A method comprising, with a processor:

  • obtaining a first message with a message segment indicating a version of a protocol used to encode the first message and a compatibility level associated with inter-operable protocol versions, wherein different compatibility levels indicate non-compatibility between protocol versions;

    in response to a determination that the compatibility level is different than the internal compatibility level, initiating transmission of an error message with a message segment indicating the internal compatibility level; and

    obtaining a second message with a second message segment indicating the internal compatibility level and a second version of the protocol used to encode the second message that is associated with the internal compatibility level.

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