Invention Grant
US09485110B2 Apparatus for alerting an emergency via broadcast signal transmission/reception and method for alerting an emergency via broadcast signal transmission/reception
有权
用于通过广播信号发送/接收提醒紧急情况的装置以及通过广播信号发送/接收来提醒紧急情况的方法
- Patent Title: Apparatus for alerting an emergency via broadcast signal transmission/reception and method for alerting an emergency via broadcast signal transmission/reception
- Patent Title (中): 用于通过广播信号发送/接收提醒紧急情况的装置以及通过广播信号发送/接收来提醒紧急情况的方法
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Application No.: US14330740Application Date: 2014-07-14
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Publication No.: US09485110B2Publication Date: 2016-11-01
- Inventor: Woochan Kim , Sungryong Hong , Woosuk Ko , Jaeho Hwang , Byounggill Kim , Jaehyung Kim
- 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: H04L12/18
- IPC: H04L12/18 ; H04W4/22 ; H04L27/26
Abstract:
A method and an apparatus for transmitting broadcast signals thereof are disclosed. The method for transmitting broadcast signals includes encoding PLP data; building at least one signal frame by mapping the encoded PLP data; and modulating data in the built signal frame by OFDM method and transmitting a broadcast signal having the modulated data, wherein the signal frame includes a preamble having a preamble symbol and a guard interval, wherein the guard interval is generated by using a sequence and the preamble symbol.
Public/Granted literature
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