Interactive material is delivered at least partly wirelessly to a mobile device in the vicinity of a video device on which video content is being displayed, the interactive material being related to the video content.
申请公布号
EP2315437(B1)
申请公布日期
2016.04.20
申请号
EP20100180873
申请日期
2001.09.10
申请人
ACK VENTURES HOLDINGS, LLC
发明人
HERIGSTAD, DALE;GORDON, JON;MORDUJOVICH, EDUARDO;HU, WEN;KARGMAN, HARRY
