Invention Grant
- Patent Title: Apparatus and method for multicasting emergency alert message in broadcast signal to companion device
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Application No.: US16458725Application Date: 2019-07-01
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Publication No.: US10542389B2Publication Date: 2020-01-21
- Inventor: Jinwon Lee , Seungryul Yang , Sejin Oh , Woosuk Ko , Seungjoo An , Kyoungsoo Moon , Sungryong Hong
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG ELECTRONICS INC.
- Current Assignee: LG ELECTRONICS INC.
- Current Assignee Address: KR Seoul
- Agency: Dentons US LLP
- Main IPC: H04W4/06
- IPC: H04W4/06 ; H04H20/59 ; H04W4/90 ; H04W4/12
Abstract:
A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergency alert message; a control unit for generating an emergency alert multicast message comprising attributes of the emergency alert message on the basis of the broadcast signal; and a companion screen interface for transferring the emergency alert multicast message to at least one companion screen device in a multicast mode.
Public/Granted literature
- US20190327583A1 APPARATUS AND METHOD FOR MULTICASTING EMERGENCY ALERT MESSAGE IN BROADCAST SIGNAL TO COMPANION DEVICE Public/Granted day:2019-10-24
Information query
