ó vil ▁inv ested ▁US $ 4 0   mill ion ▁in ▁Sh az am ▁for ▁an ▁und is closed ▁share . ▁In ▁March ▁ 2 0 1 4 , ▁Sh az am ▁confirmed ▁another ▁US $ 2 0   mill ion ▁in ▁new ▁fund ing , ▁raising ▁the ▁total ▁value ▁of ▁the ▁company ▁to ▁US $ 5 0 0 ▁million . ▁The ▁company ' s ▁earlier ▁back ers ▁include ▁European ▁vent ure ▁capital ▁firm ▁D N ▁Capital , ▁which ▁inv ested ▁in ▁Sh az am ▁in ▁ 2 0 0 4 . ▁ ▁Pat ent ▁in fr ing ement ▁law suit ▁ ▁In ▁May ▁ 2 0 0 9 , ▁T une ▁Hunter ▁accused ▁Sh az am ▁of ▁viol ating ▁, ▁which ▁covers ▁music ▁identification ▁and ▁purchase ▁in ▁a ▁port able ▁device . ▁Sh az am ▁settled ▁the ▁case ▁in ▁January ▁ 2 0 1 0 . ▁ ▁See ▁also ▁ ▁Beat ▁Sh az am , ▁a ▁television ▁game ▁show ▁where ▁contest ants ▁comp ete ▁to ▁identify ▁songs ▁faster ▁than ▁the ▁app ▁Fire fly ▁by ▁Amazon ▁B ing ▁Music ▁identification ▁Sony ▁Track ID ▁Sound H ound ▁A CR Cloud ▁Ax wave ▁G rac en ote ▁ ▁References ▁ ▁Further ▁reading ▁ ▁External ▁links ▁▁▁ ▁How ▁does ▁Sh az am ▁work ▁ ▁Category : Ac oust ic ▁finger print ing ▁Category : Android ▁( oper ating ▁system ) ▁software ▁Category : App le ▁Inc . ▁ac quis itions ▁Category : App le ▁Inc . ▁software ▁Category : Black Ber ry ▁software ▁Category :