(19)

(11)

EP 2 825 947 A1

(12)

(43) Date of publication: 21.01.2015 Bulletin 2015/04 (21) Application number: 13761403.8 (22) Date of filing: 25.02.2013

(51) International Patent Classification (IPC):  G06F 3/0481(2013.01) G06F 9/44(2006.01) G06F 3/14(2006.01) (86) International application number: PCT/US2013/027547 (87) International publication number: WO 2013/138052 (19.09.2013 Gazette 2013/38)

(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 (30) Priority: 13.03.2012 US 201213418489 (71) Applicant: Microsoft Corporation Redmond, WA 98052-6399 (US)

(72) Inventors: HOKE, Tom Redmond, Washington 98052-6399 (US) WALDMAN, Lawrence Redmond, Washington 98052-6399 (US) LIN, Amy Redmond, Washington 98052-6399 (US) CAMPBELL, Johnny Redmond, Washington 98052-6399 (US) PRISH, Shahar Redmond, Washington 98052-6399 (US) BATTAGIN, Daniel Redmond, Washington 98052-6399 (US) GORDON, Harrison Redmond, Washington 98052-6399 (US) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser  Leopoldstrasse 4 80802 München 80802 München (DE)