Paluuyhteydetön IP-multicast-palvelu

Ville Ollikainen (Inventor), Caj Soedergaard (Inventor)

    Research output: PatentPatent


    The problem with transferring an IP packets to another network environment without a return connection, is addressed, by transforming the IP data packets into an alternative addressing form such as Conditional Access (CA). Another aspect of the invention allows for extending an IP network by tunneling or forwarding of IP packets, and preferably multicast service packets within a CA transport mechanism. The disclosure further discloses a method and apparatus for utilizing the method as means of providing IP multicast service data via unidirectional television broadcast system.

    Patent family as of 5.5.2022
    AU200026741 A120000829AU2000002674120000215
    AU200026741 A520000829AU20000026741D20000215
    EP1159802 A120011205EP2000090509120000215
    FI106593 B20010228FI1999000030919990215
    FI990309 A20000816FI1999000030919990215
    FI990309 A019990215FI1999000030919990215
    US2002034179 AA20020321US2001092958720010814
    US2002035730 AA20020321US2001092979420010814
    WO0048361 A120000817WO2000FI0011120000215

    Patent expired 31.8.2006
    Original languageEnglish
    Patent numberFI106593 B
    IPC H04L12/18
    Priority date15/02/99
    Filing date15/02/99
    Publication statusPublished - 28 Feb 2001
    MoE publication typeH1 Granted patent


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