Patents by Inventor Bo Åsrtöm

Bo Åsrtöm 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).

  • Method and Apparatus for Identifying an IMS Service
    Publication number: 20120331159
    Abstract: A User Equipment (UE) and IP Multimedia Subsystem (IMS) network node for indicating the IMS services and IMS applications to which a Session Initiation Protocol (SIP) message relates. An IMS communication service identifier and an IMS application reference are added to the SIP message. The identifier and the reference may be added as Feature Tags. The reference may also be added as an a-line augmenting an m-line in a Session Description Protocol (SDP) part of the SIP message.
    Type: Application
    Filed: September 10, 2012
    Publication date: December 27, 2012
    Inventors: Bo Åsrtöm, Mats Stille, Anders Ryde, Stephen Terrill, Bror Lennart Norell