发明名称 INFORMATION DESCRIPTOR AND EXTENDED INFORMATION DESCRIPTOR DATA STRUCTURES FOR DIGITAL TELEVISION SIGNALS
摘要 According to an aspect, there is provided a digital television (DTV) data stream including program and system information protocol (PSIP) data associated with content of the DTV data stream, the PSIP data including a virtual channel table (VCT) and an event information table (EIT), the EIT comprising: a source identification field identifying a source of an associated event in a DTV data stream; an event identification field indicating an identification of the event; a start time field indicating a star time of the event; a title field indicating a title of the event; and a descriptor comprising: a descriptor tag identifying the descriptor as a genre descriptor, a descriptor length indicating a total length of the descriptor; and at least one category code for an associated event in a DTV data stream, each category code specifying genre, program type, or category information of the associated event, wherein the at least one category code specifies at least one of a set of basic categories.
申请公布号 US2015033264(A1) 申请公布日期 2015.01.29
申请号 US201414481469 申请日期 2014.09.09
申请人 LG Electronics Inc. 发明人 CORL MARK T.
分类号 H04N21/262;H04N21/482;H04N21/84;H04N21/25;H04N21/235;H04N21/475;H04N21/472;H04N21/462 主分类号 H04N21/262
代理机构 代理人
主权项
地址 Seoul KR