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(11)

EP 3 466 081 A1

(12)

(43) Date of publication: 10.04.2019 Bulletin 2019/15 (21) Application number: 17726528.7 (22) Date of filing: 23.05.2017

(51) International Patent Classification (IPC):  H04N 21/2187(2011.01) H04N 21/44(2011.01) H04N 21/442(2011.01) H04N 21/84(2011.01) H04N 21/8547(2011.01) H04N 21/2343(2011.01) H04N 21/24(2011.01) H04N 21/4402(2011.01) H04N 21/6332(2011.01) H04N 21/845(2011.01) H04N 21/414(2011.01) H04N 21/234(2011.01) (86) International application number: PCT/US2017/034066 (87) International publication number: WO 2017/210027 (07.12.2017 Gazette 2017/49)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 01.06.2016 US 201615170164 01.06.2016 US 201615170169 (71) Applicant: Amazon Technologies, Inc. Seattle, WA 98108-1226 (US)	(72) Inventors: MCLEOD, Euan Seattle, Washington 98109-5210 (US) JOLIVEAU, Marc Seattle, Washington 98109-5210 (US) RICHTER, Stefan Christian Seattle, Washington 98109-5210 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)