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(11)

EP 3 507 796 A1

(12)

(43) Date of publication: 10.07.2019 Bulletin 2019/28 (21) Application number: 17765015.7 (22) Date of filing: 31.08.2017

(51) International Patent Classification (IPC):  G10L 15/22(2006.01) H04L 12/58(2006.01) G10L 13/00(2006.01) H04M 3/42(2006.01) G10L 15/08(2006.01) H04M 7/00(2006.01) (86) International application number: PCT/US2017/049578 (87) International publication number: WO 2018/045154 (08.03.2018 Gazette 2018/10)

(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: 01.09.2016 US 201615254359 01.09.2016 US 201615254458 01.09.2016 US 201615254600 (71) Applicant: Amazon Technologies, Inc. Seattle, WA 98108-1226 (US)	(72) Inventors: DEVARAJ, Christo Frank Seattle, Washington 98109-5210 (US) DALMIA, Manish Kumar Seattle, Washington 98109-5210 (US) HARDIE, Tony Roy Seattle, Washington 98109-5210 (US) CIUBOTARIU, Nick Seattle, Washington 98109-5210 (US) LEMON, Sandra Seattle, Washington 98109-5210 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)