(19)

(11)

EP 3 186 793 A1

(12)

(43) Date of publication: 05.07.2017 Bulletin 2017/27 (21) Application number: 14900410.3 (22) Date of filing: 27.08.2014

(51) International Patent Classification (IPC):  G08B 13/08(2006.01) (86) International application number: PCT/US2014/052978 (87) International publication number: WO 2016/032464 (03.03.2016 Gazette 2016/09)

(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 (71) Applicant: Leeo, Inc. Palo Alto, California 94303 (US)	(72) Inventors: STEVENS, Andrew G. Palo Alto, California 94306 (US) HOVLAND, Bjorn H. Woodside, California 94062 (US) (74) Representative: Price, Nigel John King  J A Kemp 14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)