Patent search ap:("DISH Technologies L.L.C.") AND inv:"CASAGRANDE Page Steven Michael"

1.

发明授权
METHODS AND APPARATUS TO SYNCHRONIZE SECOND SCREEN CONTENT WITH AUDIO/VIDEO PROGRAMMING USING CLOSED CAPTIONING DATA 有权

公开(公告)号：EP3100459B1

公开(公告)日：2020-05-06

申请号：EP15706082.3

申请日：2015-01-30

Applicant: DISH Technologies L.L.C.

Inventor： CASAGRANDE, Steven Michael

IPC: H04N21/43 , H04N21/41 , H04N21/488 , H04N21/858

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