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(11)

EP 2 399 395 A1

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(43) Date of publication: 28.12.2011 Bulletin 2011/52 (21) Application number: 09840500.4 (22) Date of filing: 17.02.2009

(51) International Patent Classification (IPC):  H04N 7/50(2006.01) H04N 7/173(2011.01) (86) International application number: PCT/SE2009/050162 (87) International publication number: WO 2010/095984 (26.08.2010 Gazette 2010/34)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR (71) Applicant: Telefonaktiebolaget L M Ericsson (publ) 164 83 Stockholm (SE)	(72) Inventors: BRUHN, Stefan Sollentuna 192 67 (SE) SKILLERMARK, Per 120 54 Årsta (SE) ALMGREN, Magnus 191 43 Sollentuna (SE) (74) Representative: Norin, Klas  Ericsson AB Patent Unit Service Layer & Multimedia Torhamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)