发明名称 System and method for supplying supplemental audio information for broadcast television programs
摘要 An apparatus, method, and program for providing supplemental information related to a broadcast television program. Through a telephone or electronic network interface, a caller can request specific supplemental information related to one or more characters within the broadcast television program. The supplemental information is synchronized to the audio component of the television program so that there is no conflict, and is communicated to the caller via the network interface.
申请公布号 US7454776(B1) 申请公布日期 2008.11.18
申请号 US20000660579 申请日期 2000.09.12
申请人 WALKER DIGITAL, LLC 发明人 WALKER JAY S.;JORASCH JAMES A.;SPARICO THOMAS M.
分类号 H04N7/173 主分类号 H04N7/173
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